1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
2 /* this file is part of evince, a gnome document viewer
4 * Copyright (C) 2004 Red Hat, Inc
6 * Evince is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Evince is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
27 #include <glib/gi18n-lib.h>
29 #include <gdk/gdkkeysyms.h>
31 #include "ev-mapping-list.h"
32 #include "ev-document-forms.h"
33 #include "ev-document-images.h"
34 #include "ev-document-links.h"
35 #include "ev-document-layers.h"
36 #include "ev-document-misc.h"
37 #include "ev-pixbuf-cache.h"
38 #include "ev-page-cache.h"
39 #include "ev-view-marshal.h"
40 #include "ev-document-annotations.h"
41 #include "ev-annotation-window.h"
42 #include "ev-loading-window.h"
44 #include "ev-view-accessible.h"
45 #include "ev-view-private.h"
46 #include "ev-view-type-builtins.h"
48 #define EV_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EV_TYPE_VIEW, EvViewClass))
49 #define EV_IS_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EV_TYPE_VIEW))
50 #define EV_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EV_TYPE_VIEW, EvViewClass))
53 SIGNAL_BINDING_ACTIVATED,
57 SIGNAL_SELECTION_CHANGED,
60 SIGNAL_LAYERS_CHANGED,
70 static guint signals[N_SIGNALS];
75 } EvViewFindDirection;
77 #define ZOOM_IN_FACTOR 1.2
78 #define ZOOM_OUT_FACTOR (1.0/ZOOM_IN_FACTOR)
80 #define SCROLL_TIME 150
83 static void ev_view_set_scroll_adjustments (GtkLayout *layout,
84 GtkAdjustment *hadjustment,
85 GtkAdjustment *vadjustment);
86 static void view_update_range_and_current_page (EvView *view);
87 static void set_scroll_adjustment (EvView *view,
88 GtkOrientation orientation,
89 GtkAdjustment *adjustment);
90 static void add_scroll_binding_keypad (GtkBindingSet *binding_set,
92 GdkModifierType modifiers,
95 static void ensure_rectangle_is_visible (EvView *view,
98 /*** Geometry computations ***/
99 static void compute_border (EvView *view,
103 static void get_page_y_offset (EvView *view,
106 static void view_rect_to_doc_rect (EvView *view,
107 GdkRectangle *view_rect,
108 GdkRectangle *page_area,
109 EvRectangle *doc_rect);
110 static void doc_rect_to_view_rect (EvView *view,
112 EvRectangle *doc_rect,
113 GdkRectangle *view_rect);
114 static gboolean get_dual_even_left (EvView *view);
115 static void find_page_at_location (EvView *view,
121 static void doc_point_to_view_point (EvView *view,
124 GdkPoint *view_point);
126 static EvLink * ev_view_get_link_at_location (EvView *view,
129 static char* tip_from_link (EvView *view,
132 static EvFormField *ev_view_get_form_field_at_location (EvView *view,
136 /*** Annotations ***/
137 static EvAnnotation *ev_view_get_annotation_at_location (EvView *view,
140 static void show_annotation_windows (EvView *view,
142 static void hide_annotation_windows (EvView *view,
144 /*** GtkWidget implementation ***/
145 static void ev_view_size_request_continuous_dual_page (EvView *view,
146 GtkRequisition *requisition);
147 static void ev_view_size_request_continuous (EvView *view,
148 GtkRequisition *requisition);
149 static void ev_view_size_request_dual_page (EvView *view,
150 GtkRequisition *requisition);
151 static void ev_view_size_request_single_page (EvView *view,
152 GtkRequisition *requisition);
153 static void ev_view_size_request (GtkWidget *widget,
154 GtkRequisition *requisition);
155 static void ev_view_size_allocate (GtkWidget *widget,
156 GtkAllocation *allocation);
157 static void ev_view_realize (GtkWidget *widget);
158 static gboolean ev_view_scroll_event (GtkWidget *widget,
159 GdkEventScroll *event);
160 static gboolean ev_view_draw (GtkWidget *widget,
162 static gboolean ev_view_popup_menu (GtkWidget *widget);
163 static gboolean ev_view_button_press_event (GtkWidget *widget,
164 GdkEventButton *event);
165 static gboolean ev_view_motion_notify_event (GtkWidget *widget,
166 GdkEventMotion *event);
167 static gboolean ev_view_button_release_event (GtkWidget *widget,
168 GdkEventButton *event);
169 static gboolean ev_view_enter_notify_event (GtkWidget *widget,
170 GdkEventCrossing *event);
171 static gboolean ev_view_leave_notify_event (GtkWidget *widget,
172 GdkEventCrossing *event);
173 static void ev_view_style_set (GtkWidget *widget,
174 GtkStyle *old_style);
175 static void ev_view_remove_all (EvView *view);
177 static AtkObject *ev_view_get_accessible (GtkWidget *widget);
180 static void highlight_find_results (EvView *view,
183 static void highlight_forward_search_results (EvView *view,
186 static void focus_annotation (EvView *view,
190 static void draw_one_page (EvView *view,
193 GdkRectangle *page_area,
195 GdkRectangle *expose_area,
196 gboolean *page_ready);
197 static void show_loading_window (EvView *view);
198 static void hide_loading_window (EvView *view);
199 static void ev_view_reload_page (EvView *view,
201 cairo_region_t *region);
202 static void ev_view_loading_window_move (EvView *view);
205 static void ev_view_change_page (EvView *view,
207 static void job_finished_cb (EvPixbufCache *pixbuf_cache,
208 cairo_region_t *region,
210 static void ev_view_page_changed_cb (EvDocumentModel *model,
214 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
218 static void ev_view_finalize (GObject *object);
219 static void ev_view_dispose (GObject *object);
220 static void ev_view_class_init (EvViewClass *class);
221 static void ev_view_init (EvView *view);
223 /*** Zoom and sizing ***/
224 static double zoom_for_size_fit_width (gdouble doc_width,
228 static double zoom_for_size_fit_height (gdouble doc_width,
232 static double zoom_for_size_best_fit (gdouble doc_width,
236 static void ev_view_zoom_for_size (EvView *view,
239 static void ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
242 static void ev_view_zoom_for_size_continuous (EvView *view,
245 static void ev_view_zoom_for_size_dual_page (EvView *view,
248 static void ev_view_zoom_for_size_single_page (EvView *view,
252 static void ev_view_set_cursor (EvView *view,
253 EvViewCursor new_cursor);
254 static void ev_view_handle_cursor_over_xy (EvView *view,
259 static gint ev_view_find_get_n_results (EvView *view,
261 static EvRectangle *ev_view_find_get_result (EvView *view,
264 static void jump_to_find_result (EvView *view);
265 static void jump_to_find_page (EvView *view,
266 EvViewFindDirection direction,
269 static void compute_selections (EvView *view,
270 EvSelectionStyle style,
273 static void clear_selection (EvView *view);
274 static void clear_link_selected (EvView *view);
275 static void selection_free (EvViewSelection *selection);
276 static char* get_selected_text (EvView *ev_view);
277 static void ev_view_primary_get_cb (GtkClipboard *clipboard,
278 GtkSelectionData *selection_data,
281 static void ev_view_primary_clear_cb (GtkClipboard *clipboard,
283 static void ev_view_update_primary_selection (EvView *ev_view);
285 G_DEFINE_TYPE (EvView, ev_view, GTK_TYPE_LAYOUT)
287 /* HeightToPage cache */
288 #define EV_HEIGHT_TO_PAGE_CACHE_KEY "ev-height-to-page-cache"
291 build_height_to_page (EvHeightToPageCache *cache,
292 EvDocument *document,
295 gboolean swap, uniform, dual_even_left;
297 double uniform_height, page_height, next_page_height;
299 gdouble u_width, u_height;
302 swap = (rotation == 90 || rotation == 270);
304 uniform = ev_document_is_page_size_uniform (document);
305 n_pages = ev_document_get_n_pages (document);
306 dual_even_left = (n_pages > 2);
308 g_free (cache->height_to_page);
309 g_free (cache->dual_height_to_page);
311 cache->rotation = rotation;
312 cache->height_to_page = g_new0 (gdouble, n_pages + 1);
313 cache->dual_height_to_page = g_new0 (gdouble, n_pages + 2);
316 ev_document_get_page_size (document, 0, &u_width, &u_height);
319 for (i = 0; i <= n_pages; i++) {
321 uniform_height = swap ? u_width : u_height;
322 cache->height_to_page[i] = i * uniform_height;
327 ev_document_get_page_size (document, i, &w, &h);
328 page_height = swap ? w : h;
332 cache->height_to_page[i] = saved_height;
333 saved_height += page_height;
337 if (dual_even_left && !uniform) {
340 ev_document_get_page_size (document, 0, &w, &h);
341 saved_height = swap ? w : h;
346 for (i = dual_even_left; i < n_pages + 2; i += 2) {
348 uniform_height = swap ? u_width : u_height;
349 cache->dual_height_to_page[i] = ((i + dual_even_left) / 2) * uniform_height;
350 if (i + 1 < n_pages + 2)
351 cache->dual_height_to_page[i + 1] = ((i + dual_even_left) / 2) * uniform_height;
353 if (i + 1 < n_pages) {
356 ev_document_get_page_size (document, i + 1, &w, &h);
357 next_page_height = swap ? w : h;
359 next_page_height = 0;
365 ev_document_get_page_size (document, i, &w, &h);
366 page_height = swap ? w : h;
371 if (i + 1 < n_pages + 2) {
372 cache->dual_height_to_page[i] = saved_height;
373 cache->dual_height_to_page[i + 1] = saved_height;
374 saved_height += MAX(page_height, next_page_height);
376 cache->dual_height_to_page[i] = saved_height;
383 ev_height_to_page_cache_get_height (EvHeightToPageCache *cache,
384 EvDocument *document,
388 gdouble *dual_height)
390 if (cache->rotation != rotation)
391 build_height_to_page (cache, document, rotation);
393 *height = cache->height_to_page[page];
394 *dual_height = cache->dual_height_to_page[page];
398 ev_height_to_page_cache_free (EvHeightToPageCache *cache)
400 if (cache->height_to_page) {
401 g_free (cache->height_to_page);
402 cache->height_to_page = NULL;
405 if (cache->dual_height_to_page) {
406 g_free (cache->dual_height_to_page);
407 cache->dual_height_to_page = NULL;
412 static EvHeightToPageCache *
413 ev_view_get_height_to_page_cache (EvView *view)
415 EvHeightToPageCache *cache;
420 cache = g_object_get_data (G_OBJECT (view->document), EV_HEIGHT_TO_PAGE_CACHE_KEY);
422 cache = g_new0 (EvHeightToPageCache, 1);
423 build_height_to_page (cache, view->document, view->rotation);
424 g_object_set_data_full (G_OBJECT (view->document),
425 EV_HEIGHT_TO_PAGE_CACHE_KEY,
427 (GDestroyNotify)ev_height_to_page_cache_free);
434 ev_view_get_height_to_page (EvView *view,
441 if (!view->height_to_page_cache)
444 ev_height_to_page_cache_get_height (view->height_to_page_cache,
450 *height = (gint)(h * view->scale + 0.5);
453 *dual_height = (gint)(dh * view->scale + 0.5);
457 ev_view_get_scrollbar_size (EvView *view,
458 GtkOrientation orientation)
460 GtkWidget *widget = GTK_WIDGET (view);
462 GtkWidget *swindow = gtk_widget_get_parent (GTK_WIDGET (view));
463 GtkAllocation allocation;
467 if (!GTK_IS_SCROLLED_WINDOW (swindow))
470 gtk_widget_get_allocation (widget, &allocation);
472 if (orientation == GTK_ORIENTATION_VERTICAL) {
473 if (allocation.height >= view->requisition.height)
474 sb = gtk_scrolled_window_get_vscrollbar (GTK_SCROLLED_WINDOW (swindow));
478 if (allocation.width >= view->requisition.width)
479 sb = gtk_scrolled_window_get_hscrollbar (GTK_SCROLLED_WINDOW (swindow));
484 gtk_widget_style_get (swindow, "scrollbar_spacing", &spacing, NULL);
485 gtk_widget_size_request (sb, &req);
487 return (orientation == GTK_ORIENTATION_VERTICAL ? req.width : req.height) + spacing;
491 scroll_to_point (EvView *view,
494 GtkOrientation orientation)
497 gdouble upper, lower;
499 if (orientation == GTK_ORIENTATION_VERTICAL) {
500 page_size = gtk_adjustment_get_page_size (view->vadjustment);
501 upper = gtk_adjustment_get_upper (view->vadjustment);
502 lower = gtk_adjustment_get_lower (view->vadjustment);
504 if (view->continuous) {
505 gtk_adjustment_clamp_page (view->vadjustment,
506 y - view->spacing / 2,
509 gtk_adjustment_set_value (view->vadjustment,
510 CLAMP (y, lower, upper - page_size));
513 page_size = gtk_adjustment_get_page_size (view->hadjustment);
514 upper = gtk_adjustment_get_upper (view->hadjustment);
515 lower = gtk_adjustment_get_lower (view->hadjustment);
517 if (view->dual_page) {
518 gtk_adjustment_clamp_page (view->hadjustment, x,
521 gtk_adjustment_set_value (view->hadjustment,
522 CLAMP (x, lower, upper - page_size));
528 ev_view_scroll_to_page_position (EvView *view, GtkOrientation orientation)
535 if ((orientation == GTK_ORIENTATION_VERTICAL && view->pending_point.y == 0) ||
536 (orientation == GTK_ORIENTATION_HORIZONTAL && view->pending_point.x == 0)) {
537 GdkRectangle page_area;
540 ev_view_get_page_extents (view, view->current_page, &page_area, &border);
546 doc_point_to_view_point (view, view->current_page,
547 &view->pending_point, &view_point);
552 scroll_to_point (view, x, y, orientation);
556 view_set_adjustment_values (EvView *view,
557 GtkOrientation orientation)
559 GtkWidget *widget = GTK_WIDGET (view);
560 GtkAdjustment *adjustment;
561 GtkAllocation allocation;
570 gtk_widget_get_allocation (widget, &allocation);
572 if (orientation == GTK_ORIENTATION_HORIZONTAL) {
573 req_size = view->requisition.width;
574 alloc_size = allocation.width;
575 adjustment = view->hadjustment;
577 req_size = view->requisition.height;
578 alloc_size = allocation.height;
579 adjustment = view->vadjustment;
586 value = gtk_adjustment_get_value (adjustment);
587 upper = gtk_adjustment_get_upper (adjustment);
588 page_size = gtk_adjustment_get_page_size (adjustment);
590 switch (view->pending_scroll) {
591 case SCROLL_TO_KEEP_POSITION:
592 case SCROLL_TO_FIND_LOCATION:
593 factor = value / upper;
595 case SCROLL_TO_PAGE_POSITION:
597 case SCROLL_TO_CENTER:
598 factor = (value + page_size * 0.5) / upper;
602 upper = MAX (alloc_size, req_size);
603 page_size = alloc_size;
605 gtk_adjustment_set_page_size (adjustment, page_size);
606 gtk_adjustment_set_step_increment (adjustment, alloc_size * 0.1);
607 gtk_adjustment_set_page_increment (adjustment, alloc_size * 0.9);
608 gtk_adjustment_set_lower (adjustment, 0);
609 gtk_adjustment_set_upper (adjustment, upper);
612 * We add 0.5 to the values before to average out our rounding errors.
614 switch (view->pending_scroll) {
615 case SCROLL_TO_KEEP_POSITION:
616 case SCROLL_TO_FIND_LOCATION:
617 new_value = CLAMP (upper * factor + 0.5, 0, upper - page_size);
618 gtk_adjustment_set_value (adjustment, (int)new_value);
620 case SCROLL_TO_PAGE_POSITION:
621 ev_view_scroll_to_page_position (view, orientation);
623 case SCROLL_TO_CENTER:
624 new_value = CLAMP (upper * factor - page_size * 0.5 + 0.5,
625 0, upper - page_size);
626 gtk_adjustment_set_value (adjustment, (int)new_value);
630 gtk_adjustment_changed (adjustment);
634 view_update_range_and_current_page (EvView *view)
636 gint start = view->start_page;
637 gint end = view->end_page;
639 if (ev_document_get_n_pages (view->document) <= 0 ||
640 !ev_document_check_dimensions (view->document))
643 if (view->continuous) {
644 GdkRectangle current_area, unused, page_area;
646 gboolean found = FALSE;
647 gint area_max = -1, area;
648 gint best_current_page = -1;
651 if (!(view->vadjustment && view->hadjustment))
654 current_area.x = gtk_adjustment_get_value (view->hadjustment);
655 current_area.width = gtk_adjustment_get_page_size (view->hadjustment);
656 current_area.y = gtk_adjustment_get_value (view->vadjustment);
657 current_area.height = gtk_adjustment_get_page_size (view->vadjustment);
659 for (i = 0; i < ev_document_get_n_pages (view->document); i++) {
661 ev_view_get_page_extents (view, i, &page_area, &border);
663 if (gdk_rectangle_intersect (¤t_area, &page_area, &unused)) {
664 area = unused.width * unused.height;
668 view->start_page = i;
670 best_current_page = i;
672 if (area > area_max) {
673 best_current_page = (area == area_max) ? MIN (i, best_current_page) : i;
679 } else if (found && view->current_page <= view->end_page) {
680 if (view->dual_page && j < 1) {
681 /* In dual mode we stop searching
682 * after two consecutive non-visible pages.
691 if (view->pending_scroll == SCROLL_TO_KEEP_POSITION) {
692 best_current_page = MAX (best_current_page, view->start_page);
694 if (view->current_page != best_current_page) {
695 view->current_page = best_current_page;
696 hide_loading_window (view);
697 ev_document_model_set_page (view->model, best_current_page);
700 } else if (view->dual_page) {
701 if (view->current_page % 2 == get_dual_even_left (view)) {
702 view->start_page = view->current_page;
703 if (view->current_page + 1 < ev_document_get_n_pages (view->document))
704 view->end_page = view->start_page + 1;
706 view->end_page = view->start_page;
708 if (view->current_page < 1)
709 view->start_page = view->current_page;
711 view->start_page = view->current_page - 1;
712 view->end_page = view->current_page;
715 view->start_page = view->current_page;
716 view->end_page = view->current_page;
719 if (view->start_page == -1 || view->end_page == -1)
722 if (start != view->start_page || end != view->end_page) {
725 for (i = start; i < view->start_page && start != -1; i++) {
726 hide_annotation_windows (view, i);
729 for (i = end; i > view->end_page && end != -1; i--) {
730 hide_annotation_windows (view, i);
734 ev_page_cache_set_page_range (view->page_cache,
737 ev_pixbuf_cache_set_page_range (view->pixbuf_cache,
740 view->selection_info.selections);
742 if (ev_pixbuf_cache_get_surface (view->pixbuf_cache, view->current_page))
743 gtk_widget_queue_draw (GTK_WIDGET (view));
747 set_scroll_adjustment (EvView *view,
748 GtkOrientation orientation,
749 GtkAdjustment *adjustment)
751 GtkAdjustment **to_set;
753 if (orientation == GTK_ORIENTATION_HORIZONTAL)
754 to_set = &view->hadjustment;
756 to_set = &view->vadjustment;
758 if (*to_set != adjustment) {
760 g_signal_handlers_disconnect_by_func (*to_set,
761 (gpointer) on_adjustment_value_changed,
763 g_object_unref (*to_set);
766 *to_set = adjustment;
767 view_set_adjustment_values (view, orientation);
770 g_object_ref (*to_set);
771 g_signal_connect (*to_set, "value_changed",
772 G_CALLBACK (on_adjustment_value_changed), view);
778 ev_view_set_scroll_adjustments (GtkLayout *layout,
779 GtkAdjustment *hadjustment,
780 GtkAdjustment *vadjustment)
782 EvView *view = EV_VIEW (layout);
784 set_scroll_adjustment (view, GTK_ORIENTATION_HORIZONTAL, hadjustment);
785 set_scroll_adjustment (view, GTK_ORIENTATION_VERTICAL, vadjustment);
787 on_adjustment_value_changed (NULL, view);
791 add_scroll_binding_keypad (GtkBindingSet *binding_set,
793 GdkModifierType modifiers,
794 GtkScrollType scroll,
797 guint keypad_keyval = keyval - GDK_KEY_Left + GDK_KEY_KP_Left;
799 gtk_binding_entry_add_signal (binding_set, keyval, modifiers,
800 "binding_activated", 2,
801 GTK_TYPE_SCROLL_TYPE, scroll,
802 G_TYPE_BOOLEAN, horizontal);
803 gtk_binding_entry_add_signal (binding_set, keypad_keyval, modifiers,
804 "binding_activated", 2,
805 GTK_TYPE_SCROLL_TYPE, scroll,
806 G_TYPE_BOOLEAN, horizontal);
810 compute_scroll_increment (EvView *view,
811 GtkScrollType scroll)
813 GtkWidget *widget = GTK_WIDGET (view);
814 GtkAdjustment *adjustment = view->vadjustment;
815 cairo_region_t *text_region, *region;
816 GtkAllocation allocation;
819 EvRectangle doc_rect;
820 GdkRectangle page_area;
822 gdouble fraction = 1.0;
824 if (scroll != GTK_SCROLL_PAGE_BACKWARD && scroll != GTK_SCROLL_PAGE_FORWARD)
825 return gtk_adjustment_get_page_size (adjustment);
827 page = scroll == GTK_SCROLL_PAGE_BACKWARD ? view->start_page : view->end_page;
829 text_region = ev_page_cache_get_text_mapping (view->page_cache, page);
830 if (!text_region || cairo_region_is_empty (text_region))
831 return gtk_adjustment_get_page_size (adjustment);
833 gtk_widget_get_allocation (widget, &allocation);
834 ev_view_get_page_extents (view, page, &page_area, &border);
835 rect.x = page_area.x + view->scroll_x;
836 rect.y = view->scroll_y + (scroll == GTK_SCROLL_PAGE_BACKWARD ? 5 : allocation.height - 5);
837 rect.width = page_area.width;
839 view_rect_to_doc_rect (view, &rect, &page_area, &doc_rect);
841 /* Convert the doc rectangle into a GdkRectangle */
842 rect.x = doc_rect.x1;
843 rect.y = doc_rect.y1;
844 rect.width = doc_rect.x2 - doc_rect.x1;
845 rect.height = MAX (1, doc_rect.y2 - doc_rect.y1);
846 region = cairo_region_create_rectangle (&rect);
848 cairo_region_intersect (region, text_region);
849 if (cairo_region_num_rectangles (region)) {
852 cairo_region_t *sel_region;
854 cairo_region_get_rectangle (region, 0, &rect);
855 ev_page = ev_document_get_page (view->document, page);
856 rc = ev_render_context_new (ev_page, view->rotation, view->scale);
857 g_object_unref (ev_page);
858 /* Get the selection region to know the height of the line */
859 doc_rect.x1 = doc_rect.x2 = rect.x + 0.5;
860 doc_rect.y1 = doc_rect.y2 = rect.y + 0.5;
862 ev_document_doc_mutex_lock ();
863 sel_region = ev_selection_get_selection_region (EV_SELECTION (view->document),
864 rc, EV_SELECTION_STYLE_LINE,
866 ev_document_doc_mutex_unlock ();
870 if (cairo_region_num_rectangles (sel_region) > 0) {
871 cairo_region_get_rectangle (sel_region, 0, &rect);
872 fraction = 1 - (rect.height / gtk_adjustment_get_page_size (adjustment));
874 cairo_region_destroy (sel_region);
876 cairo_region_destroy (region);
878 return gtk_adjustment_get_page_size (adjustment) * fraction;
883 ev_view_scroll (EvView *view,
884 GtkScrollType scroll,
887 GtkAdjustment *adjustment;
888 double value, increment;
889 gdouble upper, lower;
891 gdouble step_increment;
892 gboolean first_page = FALSE;
893 gboolean last_page = FALSE;
895 view->jump_to_find_result = FALSE;
897 if (view->sizing_mode == EV_SIZING_BEST_FIT) {
899 case GTK_SCROLL_PAGE_BACKWARD:
900 case GTK_SCROLL_STEP_BACKWARD:
901 ev_view_previous_page (view);
903 case GTK_SCROLL_PAGE_FORWARD:
904 case GTK_SCROLL_STEP_FORWARD:
905 ev_view_next_page (view);
913 /* Assign values for increment and vertical adjustment */
914 adjustment = horizontal ? view->hadjustment : view->vadjustment;
915 value = gtk_adjustment_get_value (adjustment);
916 upper = gtk_adjustment_get_upper (adjustment);
917 lower = gtk_adjustment_get_lower (adjustment);
918 page_size = gtk_adjustment_get_page_size (adjustment);
919 step_increment = gtk_adjustment_get_step_increment (adjustment);
921 /* Assign boolean for first and last page */
922 if (view->current_page == 0)
924 if (view->current_page == ev_document_get_n_pages (view->document) - 1)
928 case GTK_SCROLL_PAGE_BACKWARD:
929 /* Do not jump backwards if at the first page */
930 if (value == lower && first_page) {
932 /* At the top of a page, assign the upper bound limit of previous page */
933 } else if (value == lower) {
934 value = upper - page_size;
935 ev_view_previous_page (view);
936 /* Jump to the top */
938 increment = compute_scroll_increment (view, GTK_SCROLL_PAGE_BACKWARD);
939 value = MAX (value - increment, lower);
942 case GTK_SCROLL_PAGE_FORWARD:
943 /* Do not jump forward if at the last page */
944 if (value == (upper - page_size) && last_page) {
946 /* At the bottom of a page, assign the lower bound limit of next page */
947 } else if (value == (upper - page_size)) {
949 ev_view_next_page (view);
950 /* Jump to the bottom */
952 increment = compute_scroll_increment (view, GTK_SCROLL_PAGE_FORWARD);
953 value = MIN (value + increment, upper - page_size);
956 case GTK_SCROLL_STEP_BACKWARD:
957 value -= step_increment;
959 case GTK_SCROLL_STEP_FORWARD:
960 value += step_increment;
962 case GTK_SCROLL_STEP_DOWN:
963 value -= step_increment / 10;
965 case GTK_SCROLL_STEP_UP:
966 value += step_increment / 10;
972 value = CLAMP (value, lower, upper - page_size);
974 gtk_adjustment_set_value (adjustment, value);
980 ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect)
982 GtkWidget *widget = GTK_WIDGET (view);
983 GtkAdjustment *adjustment;
984 GtkAllocation allocation;
988 view->pending_scroll = SCROLL_TO_FIND_LOCATION;
990 gtk_widget_get_allocation (widget, &allocation);
992 adjustment = view->vadjustment;
993 adj_value = gtk_adjustment_get_value (adjustment);
995 if (rect->y < adj_value) {
996 value = MAX (gtk_adjustment_get_lower (adjustment), rect->y - MARGIN);
997 gtk_adjustment_set_value (view->vadjustment, value);
998 } else if (rect->y + rect->height > adj_value + allocation.height) {
999 value = MIN (gtk_adjustment_get_upper (adjustment), rect->y + rect->height -
1000 allocation.height + MARGIN);
1001 gtk_adjustment_set_value (view->vadjustment, value);
1004 adjustment = view->hadjustment;
1005 adj_value = gtk_adjustment_get_value (adjustment);
1007 if (rect->x < adj_value) {
1008 value = MAX (gtk_adjustment_get_lower (adjustment), rect->x - MARGIN);
1009 gtk_adjustment_set_value (view->hadjustment, value);
1010 } else if (rect->x + rect->height > adj_value + allocation.width) {
1011 value = MIN (gtk_adjustment_get_upper (adjustment), rect->x + rect->width -
1012 allocation.width + MARGIN);
1013 gtk_adjustment_set_value (view->hadjustment, value);
1016 gtk_widget_queue_resize (GTK_WIDGET (view));
1019 /*** Geometry computations ***/
1022 compute_border (EvView *view, int width, int height, GtkBorder *border)
1024 ev_document_misc_get_page_border_size (width, height, border);
1028 _get_page_size_for_scale_and_rotation (EvDocument *document,
1038 ev_document_get_page_size (document, page, &w, &h);
1040 width = (gint)(w * scale + 0.5);
1041 height = (gint)(h * scale + 0.5);
1044 *page_width = (rotation == 0 || rotation == 180) ? width : height;
1046 *page_height = (rotation == 0 || rotation == 180) ? height : width;
1050 ev_view_get_page_size (EvView *view,
1055 _get_page_size_for_scale_and_rotation (view->document,
1064 ev_view_get_max_page_size (EvView *view,
1071 ev_document_get_max_page_size (view->document, &w, &h);
1073 width = (gint)(w * view->scale + 0.5);
1074 height = (gint)(h * view->scale + 0.5);
1077 *max_width = (view->rotation == 0 || view->rotation == 180) ? width : height;
1079 *max_height = (view->rotation == 0 || view->rotation == 180) ? height : width;
1083 get_page_y_offset (EvView *view, int page, int *y_offset)
1085 int max_width, offset;
1088 g_return_if_fail (y_offset != NULL);
1090 ev_view_get_max_page_size (view, &max_width, NULL);
1091 compute_border (view, max_width, max_width, &border);
1093 if (view->dual_page) {
1094 ev_view_get_height_to_page (view, page, NULL, &offset);
1095 offset += ((page + get_dual_even_left (view)) / 2 + 1) * view->spacing +
1096 ((page + get_dual_even_left (view)) / 2 ) * (border.top + border.bottom);
1098 ev_view_get_height_to_page (view, page, &offset, NULL);
1099 offset += (page + 1) * view->spacing + page * (border.top + border.bottom);
1107 ev_view_get_page_extents (EvView *view,
1109 GdkRectangle *page_area,
1114 GtkAllocation allocation;
1116 widget = GTK_WIDGET (view);
1117 gtk_widget_get_allocation (widget, &allocation);
1119 /* Get the size of the page */
1120 ev_view_get_page_size (view, page, &width, &height);
1121 compute_border (view, width, height, border);
1122 page_area->width = width + border->left + border->right;
1123 page_area->height = height + border->top + border->bottom;
1125 if (view->continuous) {
1129 ev_view_get_max_page_size (view, &max_width, NULL);
1130 max_width = max_width + border->left + border->right;
1131 /* Get the location of the bounding box */
1132 if (view->dual_page) {
1133 x = view->spacing + ((page % 2 == get_dual_even_left (view)) ? 0 : 1) * (max_width + view->spacing);
1134 x = x + MAX (0, allocation.width - (max_width * 2 + view->spacing * 3)) / 2;
1135 if (page % 2 == get_dual_even_left (view))
1136 x = x + (max_width - width - border->left - border->right);
1139 x = x + MAX (0, allocation.width - (width + view->spacing * 2)) / 2;
1142 get_page_y_offset (view, page, &y);
1148 if (view->dual_page) {
1149 gint width_2, height_2;
1150 gint max_width = width;
1151 gint max_height = height;
1152 GtkBorder overall_border;
1155 other_page = (page % 2 == get_dual_even_left (view)) ? page + 1: page - 1;
1157 /* First, we get the bounding box of the two pages */
1158 if (other_page < ev_document_get_n_pages (view->document)
1159 && (0 <= other_page)) {
1160 ev_view_get_page_size (view, other_page,
1161 &width_2, &height_2);
1162 if (width_2 > width)
1163 max_width = width_2;
1164 if (height_2 > height)
1165 max_height = height_2;
1167 compute_border (view, max_width, max_height, &overall_border);
1169 /* Find the offsets */
1173 /* Adjust for being the left or right page */
1174 if (page % 2 == get_dual_even_left (view))
1175 x = x + max_width - width;
1177 x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
1179 y = y + (max_height - height)/2;
1181 /* Adjust for extra allocation */
1182 x = x + MAX (0, allocation.width -
1183 ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
1184 y = y + MAX (0, allocation.height - (height + view->spacing * 2))/2;
1189 /* Adjust for extra allocation */
1190 x = x + MAX (0, allocation.width - (width + border->left + border->right + view->spacing * 2))/2;
1191 y = y + MAX (0, allocation.height - (height + border->top + border->bottom + view->spacing * 2))/2;
1202 get_doc_page_size (EvView *view,
1209 ev_document_get_page_size (view->document, page, &w, &h);
1210 if (view->rotation == 0 || view->rotation == 180) {
1211 if (width) *width = w;
1212 if (height) *height = h;
1214 if (width) *width = h;
1215 if (height) *height = w;
1220 view_point_to_doc_point (EvView *view,
1221 GdkPoint *view_point,
1222 GdkRectangle *page_area,
1223 double *doc_point_x,
1224 double *doc_point_y)
1226 *doc_point_x = (double) (view_point->x - page_area->x) / view->scale;
1227 *doc_point_y = (double) (view_point->y - page_area->y) / view->scale;
1231 view_rect_to_doc_rect (EvView *view,
1232 GdkRectangle *view_rect,
1233 GdkRectangle *page_area,
1234 EvRectangle *doc_rect)
1236 doc_rect->x1 = (double) (view_rect->x - page_area->x) / view->scale;
1237 doc_rect->y1 = (double) (view_rect->y - page_area->y) / view->scale;
1238 doc_rect->x2 = doc_rect->x1 + (double) view_rect->width / view->scale;
1239 doc_rect->y2 = doc_rect->y1 + (double) view_rect->height / view->scale;
1243 doc_point_to_view_point (EvView *view,
1246 GdkPoint *view_point)
1248 GdkRectangle page_area;
1250 double x, y, view_x, view_y;
1251 gdouble width, height;
1253 get_doc_page_size (view, page, &width, &height);
1255 if (view->rotation == 0) {
1258 } else if (view->rotation == 90) {
1259 x = width - doc_point->y;
1261 } else if (view->rotation == 180) {
1262 x = width - doc_point->x;
1263 y = height - doc_point->y;
1264 } else if (view->rotation == 270) {
1266 y = height - doc_point->x;
1268 g_assert_not_reached ();
1271 ev_view_get_page_extents (view, page, &page_area, &border);
1273 view_x = CLAMP (x * view->scale, 0, page_area.width);
1274 view_y = CLAMP (y * view->scale, 0, page_area.height);
1275 view_point->x = view_x + page_area.x;
1276 view_point->y = view_y + page_area.y;
1280 doc_rect_to_view_rect (EvView *view,
1282 EvRectangle *doc_rect,
1283 GdkRectangle *view_rect)
1285 GdkRectangle page_area;
1288 gdouble width, height;
1290 get_doc_page_size (view, page, &width, &height);
1292 if (view->rotation == 0) {
1295 w = doc_rect->x2 - doc_rect->x1;
1296 h = doc_rect->y2 - doc_rect->y1;
1297 } else if (view->rotation == 90) {
1298 x = width - doc_rect->y2;
1300 w = doc_rect->y2 - doc_rect->y1;
1301 h = doc_rect->x2 - doc_rect->x1;
1302 } else if (view->rotation == 180) {
1303 x = width - doc_rect->x2;
1304 y = height - doc_rect->y2;
1305 w = doc_rect->x2 - doc_rect->x1;
1306 h = doc_rect->y2 - doc_rect->y1;
1307 } else if (view->rotation == 270) {
1309 y = height - doc_rect->x2;
1310 w = doc_rect->y2 - doc_rect->y1;
1311 h = doc_rect->x2 - doc_rect->x1;
1313 g_assert_not_reached ();
1316 ev_view_get_page_extents (view, page, &page_area, &border);
1318 view_rect->x = x * view->scale + page_area.x;
1319 view_rect->y = y * view->scale + page_area.y;
1320 view_rect->width = w * view->scale;
1321 view_rect->height = h * view->scale;
1325 get_dual_even_left (EvView *view)
1327 return (ev_document_get_n_pages (view->document) > 2);
1331 find_page_at_location (EvView *view,
1340 if (view->document == NULL)
1344 g_assert (x_offset);
1345 g_assert (y_offset);
1347 for (i = view->start_page; i >= 0 && i <= view->end_page; i++) {
1348 GdkRectangle page_area;
1351 if (! ev_view_get_page_extents (view, i, &page_area, &border))
1354 if ((x >= page_area.x + border.left) &&
1355 (x < page_area.x + page_area.width - border.right) &&
1356 (y >= page_area.y + border.top) &&
1357 (y < page_area.y + page_area.height - border.bottom)) {
1359 *x_offset = x - (page_area.x + border.left);
1360 *y_offset = y - (page_area.y + border.top);
1369 location_in_text (EvView *view,
1373 cairo_region_t *region;
1375 gint x_offset = 0, y_offset = 0;
1377 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1382 region = ev_page_cache_get_text_mapping (view->page_cache, page);
1385 return cairo_region_contains_point (region, x_offset / view->scale, y_offset / view->scale);
1391 location_in_selected_text (EvView *view,
1396 gint x_offset = 0, y_offset = 0;
1397 EvViewSelection *selection;
1400 for (l = view->selection_info.selections; l != NULL; l = l->next) {
1401 selection = (EvViewSelection *)l->data;
1403 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1405 if (page != selection->page)
1408 if (selection->covered_region &&
1409 cairo_region_contains_point (selection->covered_region, x_offset, y_offset))
1417 get_doc_point_from_offset (EvView *view,
1424 gdouble width, height;
1427 get_doc_page_size (view, page, &width, &height);
1429 x_offset = x_offset / view->scale;
1430 y_offset = y_offset / view->scale;
1432 if (view->rotation == 0) {
1435 } else if (view->rotation == 90) {
1437 y = width - x_offset;
1438 } else if (view->rotation == 180) {
1439 x = width - x_offset;
1440 y = height - y_offset;
1441 } else if (view->rotation == 270) {
1442 x = height - y_offset;
1445 g_assert_not_reached ();
1455 get_doc_point_from_location (EvView *view,
1462 gint x_offset = 0, y_offset = 0;
1464 x += view->scroll_x;
1465 y += view->scroll_y;
1466 find_page_at_location (view, x, y, page, &x_offset, &y_offset);
1470 return get_doc_point_from_offset (view, *page, x_offset, y_offset, x_new, y_new);
1474 ev_view_get_area_from_mapping (EvView *view,
1476 EvMappingList *mapping_list,
1482 mapping = ev_mapping_list_find (mapping_list, data);
1483 doc_rect_to_view_rect (view, page, &mapping->area, area);
1484 area->x -= view->scroll_x;
1485 area->y -= view->scroll_y;
1491 ev_view_get_link_at_location (EvView *view,
1496 gint x_new = 0, y_new = 0;
1497 EvMappingList *link_mapping;
1499 if (!EV_IS_DOCUMENT_LINKS (view->document))
1502 if (!get_doc_point_from_location (view, x, y, &page, &x_new, &y_new))
1505 link_mapping = ev_page_cache_get_link_mapping (view->page_cache, page);
1508 return ev_mapping_list_get_data (link_mapping, x_new, y_new);
1514 goto_fitr_dest (EvView *view, EvLinkDest *dest)
1517 gdouble zoom, left, top;
1518 gboolean change_left, change_top;
1519 GtkAllocation allocation;
1521 gtk_widget_get_allocation (GTK_WIDGET (view), &allocation);
1523 left = ev_link_dest_get_left (dest, &change_left);
1524 top = ev_link_dest_get_top (dest, &change_top);
1526 zoom = zoom_for_size_best_fit (ev_link_dest_get_right (dest) - left,
1527 ev_link_dest_get_bottom (dest) - top,
1531 ev_document_model_set_sizing_mode (view->model, EV_SIZING_FREE);
1532 ev_document_model_set_scale (view->model, zoom);
1534 doc_point.x = change_left ? left : 0;
1535 doc_point.y = change_top ? top : 0;
1536 view->pending_point = doc_point;
1538 ev_view_change_page (view, ev_link_dest_get_page (dest));
1542 goto_fitv_dest (EvView *view, EvLinkDest *dest)
1545 gdouble doc_width, doc_height;
1548 gboolean change_left;
1549 GtkAllocation allocation;
1551 gtk_widget_get_allocation (GTK_WIDGET (view), &allocation);
1553 page = ev_link_dest_get_page (dest);
1554 ev_document_get_page_size (view->document, page, &doc_width, &doc_height);
1556 left = ev_link_dest_get_left (dest, &change_left);
1557 doc_point.x = change_left ? left : 0;
1560 zoom = zoom_for_size_fit_height (doc_width - doc_point.x , doc_height,
1564 ev_document_model_set_sizing_mode (view->model, EV_SIZING_FREE);
1565 ev_document_model_set_scale (view->model, zoom);
1567 view->pending_point = doc_point;
1569 ev_view_change_page (view, page);
1573 goto_fith_dest (EvView *view, EvLinkDest *dest)
1576 gdouble doc_width, doc_height;
1579 gboolean change_top;
1580 GtkAllocation allocation;
1582 gtk_widget_get_allocation (GTK_WIDGET (view), &allocation);
1584 page = ev_link_dest_get_page (dest);
1585 ev_document_get_page_size (view->document, page, &doc_width, &doc_height);
1587 top = ev_link_dest_get_top (dest, &change_top);
1590 doc_point.y = change_top ? top : 0;
1592 zoom = zoom_for_size_fit_width (doc_width, top,
1596 ev_document_model_set_sizing_mode (view->model, EV_SIZING_FIT_WIDTH);
1597 ev_document_model_set_scale (view->model, zoom);
1599 view->pending_point = doc_point;
1601 ev_view_change_page (view, page);
1605 goto_fit_dest (EvView *view, EvLinkDest *dest)
1608 gdouble doc_width, doc_height;
1610 GtkAllocation allocation;
1612 gtk_widget_get_allocation (GTK_WIDGET (view), &allocation);
1614 page = ev_link_dest_get_page (dest);
1615 ev_document_get_page_size (view->document, page, &doc_width, &doc_height);
1617 zoom = zoom_for_size_best_fit (doc_width, doc_height,
1621 ev_document_model_set_sizing_mode (view->model, EV_SIZING_BEST_FIT);
1622 ev_document_model_set_scale (view->model, zoom);
1624 ev_view_change_page (view, page);
1628 goto_xyz_dest (EvView *view, EvLinkDest *dest)
1632 gdouble zoom, left, top;
1633 gboolean change_zoom, change_left, change_top;
1635 zoom = ev_link_dest_get_zoom (dest, &change_zoom);
1636 page = ev_link_dest_get_page (dest);
1638 if (change_zoom && zoom > 1) {
1639 ev_document_model_set_sizing_mode (view->model, EV_SIZING_FREE);
1640 ev_document_model_set_scale (view->model, zoom);
1643 left = ev_link_dest_get_left (dest, &change_left);
1644 top = ev_link_dest_get_top (dest, &change_top);
1646 doc_point.x = change_left ? left : 0;
1647 doc_point.y = change_top ? top : 0;
1648 view->pending_point = doc_point;
1650 ev_view_change_page (view, page);
1654 goto_dest (EvView *view, EvLinkDest *dest)
1656 EvLinkDestType type;
1657 int page, n_pages, current_page;
1659 page = ev_link_dest_get_page (dest);
1660 n_pages = ev_document_get_n_pages (view->document);
1662 if (page < 0 || page >= n_pages)
1665 current_page = view->current_page;
1667 type = ev_link_dest_get_dest_type (dest);
1670 case EV_LINK_DEST_TYPE_PAGE:
1671 ev_document_model_set_page (view->model, page);
1673 case EV_LINK_DEST_TYPE_FIT:
1674 goto_fit_dest (view, dest);
1676 case EV_LINK_DEST_TYPE_FITH:
1677 goto_fith_dest (view, dest);
1679 case EV_LINK_DEST_TYPE_FITV:
1680 goto_fitv_dest (view, dest);
1682 case EV_LINK_DEST_TYPE_FITR:
1683 goto_fitr_dest (view, dest);
1685 case EV_LINK_DEST_TYPE_XYZ:
1686 goto_xyz_dest (view, dest);
1688 case EV_LINK_DEST_TYPE_PAGE_LABEL:
1689 ev_document_model_set_page_by_label (view->model, ev_link_dest_get_page_label (dest));
1692 g_assert_not_reached ();
1695 if (current_page != view->current_page)
1696 ev_document_model_set_page (view->model, view->current_page);
1700 ev_view_goto_dest (EvView *view, EvLinkDest *dest)
1702 EvLinkDestType type;
1704 type = ev_link_dest_get_dest_type (dest);
1706 if (type == EV_LINK_DEST_TYPE_NAMED) {
1708 const gchar *named_dest;
1710 named_dest = ev_link_dest_get_named_dest (dest);
1711 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1714 goto_dest (view, dest2);
1715 g_object_unref (dest2);
1721 goto_dest (view, dest);
1725 ev_view_handle_link (EvView *view, EvLink *link)
1727 EvLinkAction *action = NULL;
1728 EvLinkActionType type;
1730 action = ev_link_get_action (link);
1734 type = ev_link_action_get_action_type (action);
1737 case EV_LINK_ACTION_TYPE_GOTO_DEST: {
1740 g_signal_emit (view, signals[SIGNAL_HANDLE_LINK], 0, link);
1742 dest = ev_link_action_get_dest (action);
1743 ev_view_goto_dest (view, dest);
1746 case EV_LINK_ACTION_TYPE_LAYERS_STATE: {
1747 GList *show, *hide, *toggle;
1749 EvDocumentLayers *document_layers;
1751 document_layers = EV_DOCUMENT_LAYERS (view->document);
1753 show = ev_link_action_get_show_list (action);
1754 for (l = show; l; l = g_list_next (l)) {
1755 ev_document_layers_show_layer (document_layers, EV_LAYER (l->data));
1758 hide = ev_link_action_get_hide_list (action);
1759 for (l = hide; l; l = g_list_next (l)) {
1760 ev_document_layers_hide_layer (document_layers, EV_LAYER (l->data));
1763 toggle = ev_link_action_get_toggle_list (action);
1764 for (l = toggle; l; l = g_list_next (l)) {
1765 EvLayer *layer = EV_LAYER (l->data);
1767 if (ev_document_layers_layer_is_visible (document_layers, layer)) {
1768 ev_document_layers_hide_layer (document_layers, layer);
1770 ev_document_layers_show_layer (document_layers, layer);
1774 g_signal_emit (view, signals[SIGNAL_LAYERS_CHANGED], 0);
1775 ev_view_reload_page (view, view->current_page, NULL);
1778 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1779 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1780 case EV_LINK_ACTION_TYPE_LAUNCH:
1781 case EV_LINK_ACTION_TYPE_NAMED:
1782 g_signal_emit (view, signals[SIGNAL_EXTERNAL_LINK], 0, action);
1788 tip_from_action_named (EvLinkAction *action)
1790 const gchar *name = ev_link_action_get_name (action);
1792 if (g_ascii_strcasecmp (name, "FirstPage") == 0) {
1793 return g_strdup (_("Go to first page"));
1794 } else if (g_ascii_strcasecmp (name, "PrevPage") == 0) {
1795 return g_strdup (_("Go to previous page"));
1796 } else if (g_ascii_strcasecmp (name, "NextPage") == 0) {
1797 return g_strdup (_("Go to next page"));
1798 } else if (g_ascii_strcasecmp (name, "LastPage") == 0) {
1799 return g_strdup (_("Go to last page"));
1800 } else if (g_ascii_strcasecmp (name, "GoToPage") == 0) {
1801 return g_strdup (_("Go to page"));
1802 } else if (g_ascii_strcasecmp (name, "Find") == 0) {
1803 return g_strdup (_("Find"));
1810 tip_from_link (EvView *view, EvLink *link)
1812 EvLinkAction *action;
1813 EvLinkActionType type;
1818 action = ev_link_get_action (link);
1819 title = ev_link_get_title (link);
1822 return title ? g_strdup (title) : NULL;
1824 type = ev_link_action_get_action_type (action);
1827 case EV_LINK_ACTION_TYPE_GOTO_DEST:
1828 page_label = ev_document_links_get_dest_page_label (EV_DOCUMENT_LINKS (view->document),
1829 ev_link_action_get_dest (action));
1831 msg = g_strdup_printf (_("Go to page %s"), page_label);
1832 g_free (page_label);
1835 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1837 msg = g_strdup_printf (_("Go to %s on file “%s”"), title,
1838 ev_link_action_get_filename (action));
1840 msg = g_strdup_printf (_("Go to file “%s”"),
1841 ev_link_action_get_filename (action));
1844 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1845 msg = g_strdup (ev_link_action_get_uri (action));
1847 case EV_LINK_ACTION_TYPE_LAUNCH:
1848 msg = g_strdup_printf (_("Launch %s"),
1849 ev_link_action_get_filename (action));
1851 case EV_LINK_ACTION_TYPE_NAMED:
1852 msg = tip_from_action_named (action);
1856 msg = g_strdup (title);
1864 ev_view_handle_cursor_over_xy (EvView *view, gint x, gint y)
1868 EvAnnotation *annot = NULL;
1870 if (view->cursor == EV_VIEW_CURSOR_HIDDEN)
1873 if (view->adding_annot) {
1874 if (view->cursor != EV_VIEW_CURSOR_ADD)
1875 ev_view_set_cursor (view, EV_VIEW_CURSOR_ADD);
1879 if (view->drag_info.in_drag) {
1880 if (view->cursor != EV_VIEW_CURSOR_DRAG)
1881 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
1885 if (view->scroll_info.autoscrolling) {
1886 if (view->cursor != EV_VIEW_CURSOR_AUTOSCROLL)
1887 ev_view_set_cursor (view, EV_VIEW_CURSOR_AUTOSCROLL);
1891 link = ev_view_get_link_at_location (view, x, y);
1893 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1894 } else if ((field = ev_view_get_form_field_at_location (view, x, y))) {
1895 if (field->is_read_only) {
1896 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1897 view->cursor == EV_VIEW_CURSOR_IBEAM ||
1898 view->cursor == EV_VIEW_CURSOR_DRAG)
1899 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1900 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
1901 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1903 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1905 } else if ((annot = ev_view_get_annotation_at_location (view, x, y))) {
1906 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1907 } else if (location_in_text (view, x + view->scroll_x, y + view->scroll_y)) {
1908 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1910 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1911 view->cursor == EV_VIEW_CURSOR_IBEAM ||
1912 view->cursor == EV_VIEW_CURSOR_DRAG ||
1913 view->cursor == EV_VIEW_CURSOR_AUTOSCROLL ||
1914 view->cursor == EV_VIEW_CURSOR_ADD)
1915 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1919 g_object_set (view, "has-tooltip", TRUE, NULL);
1924 ev_view_get_image_at_location (EvView *view,
1929 gint x_new = 0, y_new = 0;
1930 EvMappingList *image_mapping;
1932 if (!EV_IS_DOCUMENT_IMAGES (view->document))
1935 if (!get_doc_point_from_location (view, x, y, &page, &x_new, &y_new))
1938 image_mapping = ev_page_cache_get_image_mapping (view->page_cache, page);
1941 return ev_mapping_list_get_data (image_mapping, x_new, y_new);
1947 static EvFormField *
1948 ev_view_get_form_field_at_location (EvView *view,
1953 gint x_new = 0, y_new = 0;
1954 EvMappingList *forms_mapping;
1956 if (!EV_IS_DOCUMENT_FORMS (view->document))
1959 if (!get_doc_point_from_location (view, x, y, &page, &x_new, &y_new))
1962 forms_mapping = ev_page_cache_get_form_field_mapping (view->page_cache, page);
1965 return ev_mapping_list_get_data (forms_mapping, x_new, y_new);
1970 static cairo_region_t *
1971 ev_view_form_field_get_region (EvView *view,
1974 GdkRectangle view_area;
1975 EvMappingList *forms_mapping;
1977 forms_mapping = ev_page_cache_get_form_field_mapping (view->page_cache,
1978 field->page->index);
1979 ev_view_get_area_from_mapping (view, field->page->index,
1983 return cairo_region_create_rectangle (&view_area);
1987 ev_view_forms_remove_widgets (EvView *view)
1989 ev_view_remove_all (view);
1995 ev_view_form_field_destroy (GtkWidget *widget,
1998 g_idle_add ((GSourceFunc)ev_view_forms_remove_widgets, view);
2002 ev_view_form_field_button_create_widget (EvView *view,
2005 EvFormFieldButton *field_button = EV_FORM_FIELD_BUTTON (field);
2006 cairo_region_t *field_region = NULL;
2008 switch (field_button->type) {
2009 case EV_FORM_FIELD_BUTTON_PUSH:
2011 case EV_FORM_FIELD_BUTTON_CHECK:
2012 case EV_FORM_FIELD_BUTTON_RADIO: {
2014 EvMappingList *forms_mapping;
2017 state = ev_document_forms_form_field_button_get_state (EV_DOCUMENT_FORMS (view->document),
2020 /* FIXME: it actually depends on NoToggleToOff flags */
2021 if (field_button->type == EV_FORM_FIELD_BUTTON_RADIO &&
2022 state && field_button->state)
2025 field_region = ev_view_form_field_get_region (view, field);
2027 /* For radio buttons and checkbox buttons that are in a set
2028 * we need to update also the region for the current selected item
2030 forms_mapping = ev_page_cache_get_form_field_mapping (view->page_cache,
2031 field->page->index);
2032 for (l = ev_mapping_list_get_list (forms_mapping); l; l = g_list_next (l)) {
2033 EvFormField *button = ((EvMapping *)(l->data))->data;
2034 cairo_region_t *button_region;
2036 if (button->id == field->id)
2039 /* FIXME: only buttons in the same group should be updated */
2040 if (!EV_IS_FORM_FIELD_BUTTON (button) ||
2041 EV_FORM_FIELD_BUTTON (button)->type != field_button->type ||
2042 EV_FORM_FIELD_BUTTON (button)->state != TRUE)
2045 button_region = ev_view_form_field_get_region (view, button);
2046 cairo_region_union (field_region, button_region);
2047 cairo_region_destroy (button_region);
2050 ev_document_forms_form_field_button_set_state (EV_DOCUMENT_FORMS (view->document),
2052 field_button->state = !state;
2057 ev_view_reload_page (view, field->page->index, field_region);
2058 cairo_region_destroy (field_region);
2064 ev_view_form_field_text_save (EvView *view,
2069 if (!view->document)
2072 field = g_object_get_data (G_OBJECT (widget), "form-field");
2074 if (field->changed) {
2075 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
2076 cairo_region_t *field_region;
2078 field_region = ev_view_form_field_get_region (view, field);
2080 ev_document_forms_form_field_text_set_text (EV_DOCUMENT_FORMS (view->document),
2081 field, field_text->text);
2082 field->changed = FALSE;
2083 ev_view_reload_page (view, field->page->index, field_region);
2084 cairo_region_destroy (field_region);
2089 ev_view_form_field_text_changed (GtkWidget *widget,
2092 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
2095 if (GTK_IS_ENTRY (widget)) {
2096 text = g_strdup (gtk_entry_get_text (GTK_ENTRY (widget)));
2097 } else if (GTK_IS_TEXT_BUFFER (widget)) {
2098 GtkTextIter start, end;
2100 gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (widget), &start, &end);
2101 text = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (widget),
2102 &start, &end, FALSE);
2105 if (!field_text->text ||
2106 (field_text->text && g_ascii_strcasecmp (field_text->text, text) != 0)) {
2107 g_free (field_text->text);
2108 field_text->text = text;
2109 field->changed = TRUE;
2114 ev_view_form_field_text_create_widget (EvView *view,
2117 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
2118 GtkWidget *text = NULL;
2121 txt = ev_document_forms_form_field_text_get_text (EV_DOCUMENT_FORMS (view->document),
2124 switch (field_text->type) {
2125 case EV_FORM_FIELD_TEXT_FILE_SELECT:
2127 case EV_FORM_FIELD_TEXT_NORMAL:
2128 text = gtk_entry_new ();
2129 gtk_entry_set_has_frame (GTK_ENTRY (text), FALSE);
2130 gtk_entry_set_max_length (GTK_ENTRY (text), field_text->max_len);
2131 gtk_entry_set_visibility (GTK_ENTRY (text), !field_text->is_password);
2134 gtk_entry_set_text (GTK_ENTRY (text), txt);
2138 g_signal_connect (text, "changed",
2139 G_CALLBACK (ev_view_form_field_text_changed),
2141 g_signal_connect_after (text, "activate",
2142 G_CALLBACK (ev_view_form_field_destroy),
2145 case EV_FORM_FIELD_TEXT_MULTILINE: {
2146 GtkTextBuffer *buffer;
2148 text = gtk_text_view_new ();
2149 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text));
2152 gtk_text_buffer_set_text (buffer, txt, -1);
2156 g_signal_connect (buffer, "changed",
2157 G_CALLBACK (ev_view_form_field_text_changed),
2163 g_object_weak_ref (G_OBJECT (text),
2164 (GWeakNotify)ev_view_form_field_text_save,
2171 ev_view_form_field_choice_save (EvView *view,
2176 if (!view->document)
2179 field = g_object_get_data (G_OBJECT (widget), "form-field");
2181 if (field->changed) {
2183 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
2184 cairo_region_t *field_region;
2186 field_region = ev_view_form_field_get_region (view, field);
2188 if (field_choice->is_editable) {
2189 ev_document_forms_form_field_choice_set_text (EV_DOCUMENT_FORMS (view->document),
2190 field, field_choice->text);
2192 ev_document_forms_form_field_choice_unselect_all (EV_DOCUMENT_FORMS (view->document), field);
2193 for (l = field_choice->selected_items; l; l = g_list_next (l)) {
2194 ev_document_forms_form_field_choice_select_item (EV_DOCUMENT_FORMS (view->document),
2196 GPOINTER_TO_INT (l->data));
2199 field->changed = FALSE;
2200 ev_view_reload_page (view, field->page->index, field_region);
2201 cairo_region_destroy (field_region);
2206 ev_view_form_field_choice_changed (GtkWidget *widget,
2209 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
2211 if (GTK_IS_COMBO_BOX (widget)) {
2214 item = gtk_combo_box_get_active (GTK_COMBO_BOX (widget));
2215 if (!field_choice->selected_items ||
2216 GPOINTER_TO_INT (field_choice->selected_items->data) != item) {
2217 g_list_free (field_choice->selected_items);
2218 field_choice->selected_items = NULL;
2219 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
2220 GINT_TO_POINTER (item));
2221 field->changed = TRUE;
2224 if (gtk_combo_box_get_has_entry (GTK_COMBO_BOX (widget))) {
2227 text = gtk_entry_get_text (GTK_ENTRY (gtk_bin_get_child (GTK_BIN (widget))));
2228 if (!field_choice->text ||
2229 (field_choice->text && g_ascii_strcasecmp (field_choice->text, text) != 0)) {
2230 g_free (field_choice->text);
2231 field_choice->text = g_strdup (text);
2232 field->changed = TRUE;
2235 } else if (GTK_IS_TREE_SELECTION (widget)) {
2236 GtkTreeSelection *selection = GTK_TREE_SELECTION (widget);
2237 GtkTreeModel *model;
2240 items = gtk_tree_selection_get_selected_rows (selection, &model);
2241 g_list_free (field_choice->selected_items);
2242 field_choice->selected_items = NULL;
2244 for (l = items; l && l->data; l = g_list_next (l)) {
2246 GtkTreePath *path = (GtkTreePath *)l->data;
2249 gtk_tree_model_get_iter (model, &iter, path);
2250 gtk_tree_model_get (model, &iter, 1, &item, -1);
2252 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
2253 GINT_TO_POINTER (item));
2255 gtk_tree_path_free (path);
2258 g_list_free (items);
2260 field->changed = TRUE;
2265 ev_view_form_field_choice_create_widget (EvView *view,
2268 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
2270 GtkTreeModel *model;
2272 gint selected_item = 0;
2274 n_items = ev_document_forms_form_field_choice_get_n_items (EV_DOCUMENT_FORMS (view->document),
2276 model = GTK_TREE_MODEL (gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_INT));
2277 for (i = 0; i < n_items; i++) {
2281 item = ev_document_forms_form_field_choice_get_item (EV_DOCUMENT_FORMS (view->document),
2283 if (ev_document_forms_form_field_choice_is_item_selected (
2284 EV_DOCUMENT_FORMS (view->document), field, i)) {
2286 /* FIXME: we need a get_selected_items function in poppler */
2287 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
2288 GINT_TO_POINTER (i));
2292 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
2293 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
2301 if (field_choice->type == EV_FORM_FIELD_CHOICE_LIST) {
2302 GtkCellRenderer *renderer;
2303 GtkWidget *tree_view;
2304 GtkTreeSelection *selection;
2306 tree_view = gtk_tree_view_new_with_model (model);
2307 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (tree_view), FALSE);
2309 selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view));
2310 if (field_choice->multi_select) {
2311 gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);
2314 /* TODO: set selected items */
2316 renderer = gtk_cell_renderer_text_new ();
2317 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
2323 choice = gtk_scrolled_window_new (NULL, NULL);
2324 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (choice),
2325 GTK_POLICY_AUTOMATIC,
2326 GTK_POLICY_AUTOMATIC);
2327 gtk_container_add (GTK_CONTAINER (choice), tree_view);
2328 gtk_widget_show (tree_view);
2330 g_signal_connect (selection, "changed",
2331 G_CALLBACK (ev_view_form_field_choice_changed),
2333 g_signal_connect_after (selection, "changed",
2334 G_CALLBACK (ev_view_form_field_destroy),
2336 } else if (field_choice->is_editable) { /* ComboBoxEntry */
2339 /* FIXME once gtk bug 633050 is fixed */
2340 choice = g_object_new (GTK_TYPE_COMBO_BOX, "has-entry", TRUE, "model", model, NULL);
2342 text = ev_document_forms_form_field_choice_get_text (EV_DOCUMENT_FORMS (view->document), field);
2344 gtk_entry_set_text (GTK_ENTRY (gtk_bin_get_child (GTK_BIN (choice))), text);
2348 g_signal_connect (choice, "changed",
2349 G_CALLBACK (ev_view_form_field_choice_changed),
2351 g_signal_connect_after (gtk_bin_get_child (GTK_BIN (choice)),
2353 G_CALLBACK (ev_view_form_field_destroy),
2355 } else { /* ComboBoxText */
2356 GtkCellRenderer *renderer;
2358 choice = gtk_combo_box_new_with_model (model);
2359 renderer = gtk_cell_renderer_text_new ();
2360 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (choice),
2362 gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (choice),
2366 gtk_combo_box_set_active (GTK_COMBO_BOX (choice), selected_item);
2367 gtk_combo_box_popup (GTK_COMBO_BOX (choice));
2369 g_signal_connect (choice, "changed",
2370 G_CALLBACK (ev_view_form_field_choice_changed),
2372 g_signal_connect_after (choice, "changed",
2373 G_CALLBACK (ev_view_form_field_destroy),
2377 g_object_unref (model);
2379 g_object_weak_ref (G_OBJECT (choice),
2380 (GWeakNotify)ev_view_form_field_choice_save,
2387 ev_view_handle_form_field (EvView *view,
2392 GtkWidget *field_widget = NULL;
2393 EvMappingList *form_field_mapping;
2394 GdkRectangle view_area;
2396 if (field->is_read_only)
2399 if (EV_IS_FORM_FIELD_BUTTON (field)) {
2400 field_widget = ev_view_form_field_button_create_widget (view, field);
2401 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
2402 field_widget = ev_view_form_field_text_create_widget (view, field);
2403 } else if (EV_IS_FORM_FIELD_CHOICE (field)) {
2404 field_widget = ev_view_form_field_choice_create_widget (view, field);
2405 } else if (EV_IS_FORM_FIELD_SIGNATURE (field)) {
2409 /* Form field doesn't require a widget */
2413 g_object_set_data_full (G_OBJECT (field_widget), "form-field",
2414 g_object_ref (field),
2415 (GDestroyNotify)g_object_unref);
2417 form_field_mapping = ev_page_cache_get_form_field_mapping (view->page_cache,
2418 field->page->index);
2419 ev_view_get_area_from_mapping (view, field->page->index,
2423 gtk_layout_put (GTK_LAYOUT (view), field_widget, view_area.x, view_area.y);
2424 gtk_widget_show (field_widget);
2425 gtk_widget_grab_focus (field_widget);
2429 static EvViewWindowChild *
2430 ev_view_get_window_child (EvView *view,
2433 GList *children = view->window_children;
2436 EvViewWindowChild *child;
2438 child = (EvViewWindowChild *)children->data;
2439 children = children->next;
2441 if (child->window == window)
2449 ev_view_window_child_move (EvView *view,
2450 EvViewWindowChild *child,
2454 GtkAllocation allocation;
2457 gtk_widget_get_allocation (GTK_WIDGET (view), &allocation);
2458 gtk_window_get_size (GTK_WINDOW (child->window), &width, &height);
2462 gtk_window_move (GTK_WINDOW (child->window),
2463 CLAMP (x, child->parent_x,
2464 child->parent_x + allocation.width - width),
2465 CLAMP (y, child->parent_y,
2466 child->parent_y + allocation.height - height));
2470 ev_view_window_child_move_with_parent (EvView *view,
2473 EvViewWindowChild *child;
2474 gint root_x, root_y;
2476 child = ev_view_get_window_child (view, window);
2477 gdk_window_get_origin (gtk_widget_get_window (GTK_WIDGET (view)),
2479 if (root_x != child->parent_x || root_y != child->parent_y) {
2480 gint dest_x, dest_y;
2482 dest_x = child->x + (root_x - child->parent_x);
2483 dest_y = child->y + (root_y - child->parent_y);
2484 child->parent_x = root_x;
2485 child->parent_y = root_y;
2486 ev_view_window_child_move (view, child, dest_x, dest_y);
2489 if (child->visible && !gtk_widget_get_visible (window))
2490 gtk_widget_show (window);
2494 ev_view_window_child_put (EvView *view,
2502 EvViewWindowChild *child;
2503 gint root_x, root_y;
2505 gdk_window_get_origin (gtk_widget_get_window (GTK_WIDGET (view)),
2508 child = g_new0 (EvViewWindowChild, 1);
2509 child->window = window;
2511 child->orig_x = orig_x;
2512 child->orig_y = orig_y;
2513 child->parent_x = root_x;
2514 child->parent_y = root_y;
2515 child->visible = ev_annotation_window_is_open (EV_ANNOTATION_WINDOW (window));
2516 ev_view_window_child_move (view, child, x + root_x, y + root_y);
2519 gtk_widget_show (window);
2521 gtk_widget_hide (window);
2523 view->window_children = g_list_append (view->window_children, child);
2526 static EvViewWindowChild *
2527 ev_view_find_window_child_for_annot (EvView *view,
2529 EvAnnotation *annot)
2531 GList *children = view->window_children;
2534 EvViewWindowChild *child;
2535 EvAnnotation *wannot;
2537 child = (EvViewWindowChild *)children->data;
2538 children = children->next;
2540 if (child->page != page)
2543 wannot = ev_annotation_window_get_annotation (EV_ANNOTATION_WINDOW (child->window));
2544 if (ev_annotation_equal (wannot, annot))
2552 ev_view_window_children_free (EvView *view)
2556 if (!view->window_children)
2559 for (l = view->window_children; l && l->data; l = g_list_next (l)) {
2560 EvViewWindowChild *child;
2562 child = (EvViewWindowChild *)l->data;
2563 gtk_widget_destroy (GTK_WIDGET (child->window));
2566 g_list_free (view->window_children);
2567 view->window_children = NULL;
2568 view->window_child_focus = NULL;
2572 annotation_window_grab_focus (GtkWidget *widget,
2575 if (view->window_child_focus)
2576 ev_annotation_window_ungrab_focus (EV_ANNOTATION_WINDOW (view->window_child_focus->window));
2577 view->window_child_focus = ev_view_get_window_child (view, widget);
2581 annotation_window_closed (EvAnnotationWindow *window,
2584 EvViewWindowChild *child;
2586 child = ev_view_get_window_child (view, GTK_WIDGET (window));
2587 child->visible = FALSE;
2591 annotation_window_moved (EvAnnotationWindow *window,
2596 EvViewWindowChild *child;
2597 GdkRectangle page_area;
2599 GdkRectangle view_rect;
2600 EvRectangle doc_rect;
2603 child = ev_view_get_window_child (view, GTK_WIDGET (window));
2604 if (child->x == x && child->y == y)
2607 child->moved = TRUE;
2611 /* Window has been moved by the user,
2612 * we have to set a new origin in doc coords
2614 gtk_window_get_size (GTK_WINDOW (window), &width, &height);
2615 view_rect.x = (x - child->parent_x) + view->scroll_x;
2616 view_rect.y = (y - child->parent_y) + view->scroll_y;
2617 view_rect.width = width;
2618 view_rect.height = height;
2620 ev_view_get_page_extents (view, child->page, &page_area, &border);
2621 view_rect_to_doc_rect (view, &view_rect, &page_area, &doc_rect);
2622 child->orig_x = doc_rect.x1;
2623 child->orig_y = doc_rect.y1;
2627 ev_view_annotation_save_contents (EvView *view,
2629 EvAnnotation *annot)
2631 if (!view->document)
2634 ev_document_doc_mutex_lock ();
2635 ev_document_annotations_save_annotation (EV_DOCUMENT_ANNOTATIONS (view->document),
2636 annot, EV_ANNOTATIONS_SAVE_CONTENTS);
2637 ev_document_doc_mutex_unlock ();
2641 ev_view_create_annotation_window (EvView *view,
2642 EvAnnotation *annot,
2646 EvRectangle doc_rect;
2647 GdkRectangle view_rect;
2650 window = ev_annotation_window_new (annot, parent);
2651 g_signal_connect (window, "grab_focus",
2652 G_CALLBACK (annotation_window_grab_focus),
2654 g_signal_connect (window, "closed",
2655 G_CALLBACK (annotation_window_closed),
2657 g_signal_connect (window, "moved",
2658 G_CALLBACK (annotation_window_moved),
2660 g_signal_connect_swapped (annot, "notify::contents",
2661 G_CALLBACK (ev_view_annotation_save_contents),
2663 g_object_set_data (G_OBJECT (annot), "popup", window);
2665 page = ev_annotation_get_page_index (annot);
2666 ev_annotation_window_get_rectangle (EV_ANNOTATION_WINDOW (window), &doc_rect);
2667 doc_rect_to_view_rect (view, page, &doc_rect, &view_rect);
2668 view_rect.x -= view->scroll_x;
2669 view_rect.y -= view->scroll_y;
2671 ev_view_window_child_put (view, window, page,
2672 view_rect.x, view_rect.y,
2673 doc_rect.x1, doc_rect.y1);
2679 show_annotation_windows (EvView *view,
2682 EvMappingList *annots;
2686 parent = GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (view)));
2688 annots = ev_page_cache_get_annot_mapping (view->page_cache, page);
2690 for (l = ev_mapping_list_get_list (annots); l && l->data; l = g_list_next (l)) {
2691 EvAnnotation *annot;
2692 EvViewWindowChild *child;
2695 annot = ((EvMapping *)(l->data))->data;
2697 if (!EV_IS_ANNOTATION_MARKUP (annot))
2700 if (!ev_annotation_markup_has_popup (EV_ANNOTATION_MARKUP (annot)))
2703 window = g_object_get_data (G_OBJECT (annot), "popup");
2705 ev_view_window_child_move_with_parent (view, window);
2709 /* Look if we already have a popup for this annot */
2710 child = ev_view_find_window_child_for_annot (view, page, annot);
2711 window = child ? child->window : NULL;
2713 ev_annotation_window_set_annotation (EV_ANNOTATION_WINDOW (window), annot);
2714 g_object_set_data (G_OBJECT (annot), "popup", window);
2715 ev_view_window_child_move_with_parent (view, window);
2717 ev_view_create_annotation_window (view, annot, parent);
2723 hide_annotation_windows (EvView *view,
2726 EvMappingList *annots;
2729 annots = ev_page_cache_get_annot_mapping (view->page_cache, page);
2731 for (l = ev_mapping_list_get_list (annots); l && l->data; l = g_list_next (l)) {
2732 EvAnnotation *annot;
2735 annot = ((EvMapping *)(l->data))->data;
2737 if (!EV_IS_ANNOTATION_MARKUP (annot))
2740 window = g_object_get_data (G_OBJECT (annot), "popup");
2742 gtk_widget_hide (window);
2746 static EvAnnotation *
2747 ev_view_get_annotation_at_location (EvView *view,
2752 gint x_new = 0, y_new = 0;
2753 EvMappingList *annotations_mapping;
2755 if (!EV_IS_DOCUMENT_ANNOTATIONS (view->document))
2758 if (!get_doc_point_from_location (view, x, y, &page, &x_new, &y_new))
2761 annotations_mapping = ev_page_cache_get_annot_mapping (view->page_cache, page);
2763 if (annotations_mapping)
2764 return ev_mapping_list_get_data (annotations_mapping, x_new, y_new);
2770 ev_view_annotation_show_popup_window (EvView *view,
2773 EvViewWindowChild *child;
2778 child = ev_view_get_window_child (view, window);
2779 if (!child->visible) {
2780 child->visible = TRUE;
2781 ev_view_window_child_move (view, child, child->x, child->y);
2782 gtk_widget_show (window);
2787 ev_view_handle_annotation (EvView *view,
2788 EvAnnotation *annot,
2793 if (EV_IS_ANNOTATION_MARKUP (annot)) {
2796 window = g_object_get_data (G_OBJECT (annot), "popup");
2797 ev_view_annotation_show_popup_window (view, window);
2800 if (EV_IS_ANNOTATION_ATTACHMENT (annot)) {
2801 EvAttachment *attachment;
2803 attachment = ev_annotation_attachment_get_attachment (EV_ANNOTATION_ATTACHMENT (annot));
2805 GError *error = NULL;
2807 ev_attachment_open (attachment,
2808 gtk_widget_get_screen (GTK_WIDGET (view)),
2813 g_warning ("%s", error->message);
2814 g_error_free (error);
2821 ev_view_create_annotation (EvView *view,
2822 EvAnnotationType annot_type,
2826 EvAnnotation *annot;
2828 GdkRectangle page_area;
2830 EvRectangle doc_rect, popup_rect;
2832 GdkColor color = { 0, 65535, 65535, 0 };
2833 GdkRectangle view_rect;
2834 cairo_region_t *region;
2838 ev_view_get_page_extents (view, view->current_page, &page_area, &border);
2839 view_point_to_doc_point (view, &point, &page_area,
2840 &doc_rect.x1, &doc_rect.y1);
2841 doc_rect.x2 = doc_rect.x1 + 24;
2842 doc_rect.y2 = doc_rect.y1 + 24;
2844 ev_document_doc_mutex_lock ();
2845 page = ev_document_get_page (view->document, view->current_page);
2846 switch (annot_type) {
2847 case EV_ANNOTATION_TYPE_TEXT:
2848 annot = ev_annotation_text_new (page);
2850 case EV_ANNOTATION_TYPE_ATTACHMENT:
2852 g_object_unref (page);
2853 ev_document_doc_mutex_unlock ();
2856 g_assert_not_reached ();
2858 g_object_unref (page);
2860 ev_annotation_set_color (annot, &color);
2862 if (EV_IS_ANNOTATION_MARKUP (annot)) {
2863 popup_rect.x1 = doc_rect.x2;
2864 popup_rect.x2 = popup_rect.x1 + 200;
2865 popup_rect.y1 = doc_rect.y2;
2866 popup_rect.y2 = popup_rect.y1 + 150;
2867 g_object_set (annot,
2868 "rectangle", &popup_rect,
2870 "popup_is_open", FALSE,
2871 "label", g_get_real_name (),
2875 ev_document_annotations_add_annotation (EV_DOCUMENT_ANNOTATIONS (view->document),
2877 ev_document_doc_mutex_unlock ();
2879 /* If the page didn't have annots, mark the cache as dirty */
2880 if (!ev_page_cache_get_annot_mapping (view->page_cache, view->current_page))
2881 ev_page_cache_mark_dirty (view->page_cache, view->current_page);
2883 if (EV_IS_ANNOTATION_MARKUP (annot)) {
2887 parent = GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (view)));
2888 window = ev_view_create_annotation_window (view, annot, parent);
2890 /* Show the annot window the first time */
2891 ev_view_annotation_show_popup_window (view, window);
2894 doc_rect_to_view_rect (view, view->current_page, &doc_rect, &view_rect);
2895 view_rect.x -= view->scroll_x;
2896 view_rect.y -= view->scroll_y;
2897 region = cairo_region_create_rectangle (&view_rect);
2898 ev_view_reload_page (view, view->current_page, region);
2899 cairo_region_destroy (region);
2901 g_signal_emit (view, signals[SIGNAL_ANNOT_ADDED], 0, annot);
2905 ev_view_focus_annotation (EvView *view,
2906 EvMapping *annot_mapping)
2908 GdkRectangle view_rect;
2909 EvAnnotation *annot;
2912 if (!EV_IS_DOCUMENT_ANNOTATIONS (view->document))
2915 if (view->focus_annotation == annot_mapping)
2918 view->focus_annotation = annot_mapping;
2919 annot = (EvAnnotation *)annot_mapping->data;
2921 page = ev_annotation_get_page_index (annot);
2922 ev_document_model_set_page (view->model, page);
2924 doc_rect_to_view_rect (view, page,
2925 &annot_mapping->area, &view_rect);
2926 ensure_rectangle_is_visible (view, &view_rect);
2927 gtk_widget_queue_draw (GTK_WIDGET (view));
2931 ev_view_begin_add_annotation (EvView *view,
2932 EvAnnotationType annot_type)
2934 if (annot_type == EV_ANNOTATION_TYPE_UNKNOWN)
2937 if (view->adding_annot)
2940 view->adding_annot = TRUE;
2941 view->adding_annot_type = annot_type;
2942 ev_view_set_cursor (view, EV_VIEW_CURSOR_ADD);
2946 ev_view_cancel_add_annotation (EvView *view)
2950 if (!view->adding_annot)
2953 view->adding_annot = FALSE;
2954 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
2955 ev_view_handle_cursor_over_xy (view, x, y);
2959 ev_view_synctex_backward_search (EvView *view,
2964 gint x_new = 0, y_new = 0;
2967 if (!ev_document_has_synctex (view->document))
2970 if (!get_doc_point_from_location (view, x, y, &page, &x_new, &y_new))
2973 link = ev_document_synctex_backward_search (view->document, page, x_new, y_new);
2975 g_signal_emit (view, signals[SIGNAL_SYNC_SOURCE], 0, link);
2984 /*** GtkWidget implementation ***/
2987 ev_view_size_request_continuous_dual_page (EvView *view,
2988 GtkRequisition *requisition)
2992 n_pages = ev_document_get_n_pages (view->document) + 1;
2993 get_page_y_offset (view, n_pages, &requisition->height);
2995 switch (view->sizing_mode) {
2996 case EV_SIZING_FIT_WIDTH:
2997 case EV_SIZING_BEST_FIT:
2998 requisition->width = 1;
3001 case EV_SIZING_FREE: {
3005 ev_view_get_max_page_size (view, &max_width, NULL);
3006 compute_border (view, max_width, max_width, &border);
3007 requisition->width = (max_width + border.left + border.right) * 2 + (view->spacing * 3);
3011 g_assert_not_reached ();
3016 ev_view_size_request_continuous (EvView *view,
3017 GtkRequisition *requisition)
3021 n_pages = ev_document_get_n_pages (view->document);
3022 get_page_y_offset (view, n_pages, &requisition->height);
3024 switch (view->sizing_mode) {
3025 case EV_SIZING_FIT_WIDTH:
3026 case EV_SIZING_BEST_FIT:
3027 requisition->width = 1;
3030 case EV_SIZING_FREE: {
3034 ev_view_get_max_page_size (view, &max_width, NULL);
3035 compute_border (view, max_width, max_width, &border);
3036 requisition->width = max_width + (view->spacing * 2) + border.left + border.right;
3040 g_assert_not_reached ();
3045 ev_view_size_request_dual_page (EvView *view,
3046 GtkRequisition *requisition)
3051 if (view->sizing_mode == EV_SIZING_BEST_FIT) {
3052 requisition->width = 1;
3053 requisition->height = 1;
3058 /* Find the largest of the two. */
3059 ev_view_get_page_size (view,
3062 if (view->current_page + 1 < ev_document_get_n_pages (view->document)) {
3063 gint width_2, height_2;
3064 ev_view_get_page_size (view,
3065 view->current_page + 1,
3066 &width_2, &height_2);
3067 if (width_2 > width) {
3072 compute_border (view, width, height, &border);
3074 requisition->width = view->sizing_mode == EV_SIZING_FIT_WIDTH ? 1 :
3075 ((width + border.left + border.right) * 2) + (view->spacing * 3);
3076 requisition->height = (height + border.top + border.bottom) + (view->spacing * 2);
3080 ev_view_size_request_single_page (EvView *view,
3081 GtkRequisition *requisition)
3086 if (view->sizing_mode == EV_SIZING_BEST_FIT) {
3087 requisition->width = 1;
3088 requisition->height = 1;
3093 ev_view_get_page_size (view, view->current_page, &width, &height);
3094 compute_border (view, width, height, &border);
3096 requisition->width = view->sizing_mode == EV_SIZING_FIT_WIDTH ? 1 :
3097 width + border.left + border.right + (2 * view->spacing);
3098 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
3102 ev_view_size_request (GtkWidget *widget,
3103 GtkRequisition *requisition)
3105 EvView *view = EV_VIEW (widget);
3107 if (view->document == NULL) {
3108 view->requisition.width = 1;
3109 view->requisition.height = 1;
3111 *requisition = view->requisition;
3116 /* Get zoom for size here when not called from
3117 * ev_view_size_allocate()
3119 if (!view->internal_size_request &&
3120 (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
3121 view->sizing_mode == EV_SIZING_BEST_FIT)) {
3122 GtkAllocation allocation;
3124 gtk_widget_get_allocation (widget, &allocation);
3125 ev_view_zoom_for_size (view,
3130 if (view->continuous && view->dual_page)
3131 ev_view_size_request_continuous_dual_page (view, &view->requisition);
3132 else if (view->continuous)
3133 ev_view_size_request_continuous (view, &view->requisition);
3134 else if (view->dual_page)
3135 ev_view_size_request_dual_page (view, &view->requisition);
3137 ev_view_size_request_single_page (view, &view->requisition);
3139 *requisition = view->requisition;
3143 ev_view_size_allocate (GtkWidget *widget,
3144 GtkAllocation *allocation)
3146 EvView *view = EV_VIEW (widget);
3147 GList *children, *l;
3148 gint root_x, root_y;
3150 GTK_WIDGET_CLASS (ev_view_parent_class)->size_allocate (widget, allocation);
3152 if (!view->document)
3155 if (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
3156 view->sizing_mode == EV_SIZING_BEST_FIT) {
3159 ev_view_zoom_for_size (view,
3161 allocation->height);
3162 view->internal_size_request = TRUE;
3163 ev_view_size_request (widget, &req);
3164 view->internal_size_request = FALSE;
3167 view_set_adjustment_values (view, GTK_ORIENTATION_HORIZONTAL);
3168 view_set_adjustment_values (view, GTK_ORIENTATION_VERTICAL);
3171 view_update_range_and_current_page (view);
3173 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
3174 view->pending_resize = FALSE;
3175 view->pending_point.x = 0;
3176 view->pending_point.y = 0;
3178 children = gtk_container_get_children (GTK_CONTAINER (widget));
3179 for (l = children; l && l->data; l = g_list_next (l)) {
3181 GdkRectangle view_area;
3182 EvMappingList *form_field_mapping;
3183 GtkAllocation child_allocation;
3184 GtkRequisition child_requisition;
3185 GtkWidget *child = (GtkWidget *)l->data;
3187 field = g_object_get_data (G_OBJECT (child), "form-field");
3191 form_field_mapping = ev_page_cache_get_form_field_mapping (view->page_cache,
3192 field->page->index);
3193 ev_view_get_area_from_mapping (view, field->page->index,
3197 gtk_widget_size_request (child, &child_requisition);
3198 if (child_requisition.width != view_area.width ||
3199 child_requisition.height != view_area.height)
3200 gtk_widget_set_size_request (child, view_area.width, view_area.height);
3202 gtk_container_child_get (GTK_CONTAINER (widget),
3204 "x", &child_allocation.x,
3205 "y", &child_allocation.y,
3207 if (child_allocation.x != view_area.x ||
3208 child_allocation.y != view_area.y) {
3209 gtk_layout_move (GTK_LAYOUT (widget), child, view_area.x, view_area.y);
3212 g_list_free (children);
3214 if (view->window_children)
3215 gdk_window_get_origin (gtk_widget_get_window (GTK_WIDGET (view)),
3218 for (l = view->window_children; l && l->data; l = g_list_next (l)) {
3219 EvViewWindowChild *child;
3220 EvRectangle doc_rect;
3221 GdkRectangle view_rect;
3223 child = (EvViewWindowChild *)l->data;
3225 ev_annotation_window_get_rectangle (EV_ANNOTATION_WINDOW (child->window), &doc_rect);
3227 doc_rect.x1 = child->orig_x;
3228 doc_rect.y1 = child->orig_y;
3230 doc_rect_to_view_rect (view, child->page, &doc_rect, &view_rect);
3231 view_rect.x -= view->scroll_x;
3232 view_rect.y -= view->scroll_y;
3234 if (view_rect.x != child->orig_x || view_rect.y != child->orig_y) {
3235 child->parent_x = root_x;
3236 child->parent_y = root_y;
3237 ev_view_window_child_move (view, child, view_rect.x + root_x, view_rect.y + root_y);
3243 ev_view_realize (GtkWidget *widget)
3245 EvView *view = EV_VIEW (widget);
3246 GdkWindow *bin_window;
3249 if (GTK_WIDGET_CLASS (ev_view_parent_class)->realize)
3250 (* GTK_WIDGET_CLASS (ev_view_parent_class)->realize) (widget);
3252 bin_window = gtk_layout_get_bin_window (GTK_LAYOUT (view));
3253 gdk_window_set_events (bin_window,
3254 (gdk_window_get_events (bin_window) |
3256 GDK_BUTTON_PRESS_MASK |
3257 GDK_BUTTON_RELEASE_MASK |
3259 GDK_KEY_PRESS_MASK |
3260 GDK_POINTER_MOTION_MASK |
3261 GDK_POINTER_MOTION_HINT_MASK |
3262 GDK_ENTER_NOTIFY_MASK |
3263 GDK_LEAVE_NOTIFY_MASK));
3265 style = gtk_widget_get_style (widget);
3266 gdk_window_set_background (bin_window, &style->mid[GTK_STATE_NORMAL]);
3268 on_adjustment_value_changed (NULL, view);
3272 ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event)
3274 EvView *view = EV_VIEW (widget);
3277 state = event->state & gtk_accelerator_get_default_mod_mask ();
3279 if (state == GDK_CONTROL_MASK) {
3280 ev_document_model_set_sizing_mode (view->model, EV_SIZING_FREE);
3281 if (event->direction == GDK_SCROLL_UP ||
3282 event->direction == GDK_SCROLL_LEFT) {
3283 if (ev_view_can_zoom_in (view)) {
3284 ev_view_zoom_in (view);
3287 if (ev_view_can_zoom_out (view)) {
3288 ev_view_zoom_out (view);
3295 view->jump_to_find_result = FALSE;
3297 /* Shift+Wheel scrolls the in the perpendicular direction */
3298 if (state & GDK_SHIFT_MASK) {
3299 if (event->direction == GDK_SCROLL_UP)
3300 event->direction = GDK_SCROLL_LEFT;
3301 else if (event->direction == GDK_SCROLL_LEFT)
3302 event->direction = GDK_SCROLL_UP;
3303 else if (event->direction == GDK_SCROLL_DOWN)
3304 event->direction = GDK_SCROLL_RIGHT;
3305 else if (event->direction == GDK_SCROLL_RIGHT)
3306 event->direction = GDK_SCROLL_DOWN;
3308 event->state &= ~GDK_SHIFT_MASK;
3309 state &= ~GDK_SHIFT_MASK;
3312 if (state == 0 && view->sizing_mode == EV_SIZING_BEST_FIT && !view->continuous) {
3313 switch (event->direction) {
3314 case GDK_SCROLL_DOWN:
3315 case GDK_SCROLL_RIGHT:
3316 ev_view_next_page (view);
3319 case GDK_SCROLL_LEFT:
3320 ev_view_previous_page (view);
3330 static EvViewSelection *
3331 find_selection_for_page (EvView *view,
3336 for (list = view->selection_info.selections; list != NULL; list = list->next) {
3337 EvViewSelection *selection;
3339 selection = (EvViewSelection *) list->data;
3341 if (selection->page == page)
3349 ev_view_draw (GtkWidget *widget,
3352 EvView *view = EV_VIEW (widget);
3354 GdkRectangle clip_rect;
3356 if (view->loading) {
3357 show_loading_window (view);
3358 } else if (view->loading_window &&
3359 gtk_widget_get_visible (view->loading_window)) {
3360 ev_view_loading_window_move (view);
3363 if (view->document == NULL)
3366 if (!gdk_cairo_get_clip_rectangle (cr, &clip_rect))
3369 for (i = view->start_page; i >= 0 && i <= view->end_page; i++) {
3370 GdkRectangle page_area;
3372 gboolean page_ready = TRUE;
3374 if (!ev_view_get_page_extents (view, i, &page_area, &border))
3377 page_area.x -= view->scroll_x;
3378 page_area.y -= view->scroll_y;
3380 draw_one_page (view, i, cr, &page_area, &border, &clip_rect, &page_ready);
3382 if (page_ready && view->find_pages && view->highlight_find_results)
3383 highlight_find_results (view, cr, i);
3384 if (page_ready && EV_IS_DOCUMENT_ANNOTATIONS (view->document))
3385 show_annotation_windows (view, i);
3386 if (page_ready && view->focus_annotation)
3387 focus_annotation (view, cr, i, &clip_rect);
3388 if (page_ready && view->synctex_result)
3389 highlight_forward_search_results (view, cr, i);
3392 if (GTK_WIDGET_CLASS (ev_view_parent_class)->draw)
3393 GTK_WIDGET_CLASS (ev_view_parent_class)->draw (widget, cr);
3399 ev_view_do_popup_menu (EvView *view,
3403 GList *items = NULL;
3406 EvAnnotation *annot;
3408 image = ev_view_get_image_at_location (view, x, y);
3410 items = g_list_prepend (items, image);
3412 link = ev_view_get_link_at_location (view, x, y);
3414 items = g_list_prepend (items, link);
3416 annot = ev_view_get_annotation_at_location (view, x, y);
3418 items = g_list_prepend (items, annot);
3420 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, items);
3422 g_list_free (items);
3428 ev_view_popup_menu (GtkWidget *widget)
3432 gtk_widget_get_pointer (widget, &x, &y);
3433 return ev_view_do_popup_menu (EV_VIEW (widget), x, y);
3437 get_link_area (EvView *view,
3443 EvMappingList *link_mapping;
3445 gint x_offset = 0, y_offset = 0;
3447 x += view->scroll_x;
3448 y += view->scroll_y;
3450 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
3452 link_mapping = ev_page_cache_get_link_mapping (view->page_cache, page);
3453 ev_view_get_area_from_mapping (view, page,
3459 get_annot_area (EvView *view,
3462 EvAnnotation *annot,
3465 EvMappingList *annot_mapping;
3467 gint x_offset = 0, y_offset = 0;
3469 x += view->scroll_x;
3470 y += view->scroll_y;
3472 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
3474 annot_mapping = ev_page_cache_get_annot_mapping (view->page_cache, page);
3475 ev_view_get_area_from_mapping (view, page,
3481 ev_view_query_tooltip (GtkWidget *widget,
3484 gboolean keyboard_tip,
3485 GtkTooltip *tooltip)
3487 EvView *view = EV_VIEW (widget);
3489 EvAnnotation *annot;
3492 annot = ev_view_get_annotation_at_location (view, x, y);
3494 const gchar *contents;
3496 if ((contents = ev_annotation_get_contents (annot))) {
3497 GdkRectangle annot_area;
3499 get_annot_area (view, x, y, annot, &annot_area);
3500 gtk_tooltip_set_text (tooltip, contents);
3501 gtk_tooltip_set_tip_area (tooltip, &annot_area);
3507 link = ev_view_get_link_at_location (view, x, y);
3511 text = tip_from_link (view, link);
3512 if (text && g_utf8_validate (text, -1, NULL)) {
3513 GdkRectangle link_area;
3515 get_link_area (view, x, y, link, &link_area);
3516 gtk_tooltip_set_text (tooltip, text);
3517 gtk_tooltip_set_tip_area (tooltip, &link_area);
3528 start_selection_for_event (EvView *view,
3529 GdkEventButton *event)
3531 clear_selection (view);
3533 view->selection_info.start.x = event->x + view->scroll_x;
3534 view->selection_info.start.y = event->y + view->scroll_y;
3536 switch (event->type) {
3537 case GDK_2BUTTON_PRESS:
3538 view->selection_info.style = EV_SELECTION_STYLE_WORD;
3540 case GDK_3BUTTON_PRESS:
3541 view->selection_info.style = EV_SELECTION_STYLE_LINE;
3544 view->selection_info.style = EV_SELECTION_STYLE_GLYPH;
3548 /* In case of WORD or LINE, compute selections now */
3549 compute_selections (view,
3550 view->selection_info.style,
3551 &(view->selection_info.start),
3552 &(view->selection_info.start));
3556 ev_view_button_press_event (GtkWidget *widget,
3557 GdkEventButton *event)
3559 EvView *view = EV_VIEW (widget);
3561 if (!view->document)
3564 if (!gtk_widget_has_focus (widget)) {
3565 gtk_widget_grab_focus (widget);
3568 if (view->window_child_focus) {
3569 EvAnnotationWindow *window;
3570 EvAnnotation *annot;
3572 window = EV_ANNOTATION_WINDOW (view->window_child_focus->window);
3573 annot = ev_annotation_window_get_annotation (window);
3574 ev_annotation_window_ungrab_focus (window);
3575 view->window_child_focus = NULL;
3578 view->pressed_button = event->button;
3579 view->selection_info.in_drag = FALSE;
3581 if (view->adding_annot)
3584 if (view->scroll_info.autoscrolling)
3587 switch (event->button) {
3590 EvAnnotation *annot;
3593 if (event->state & GDK_CONTROL_MASK)
3594 return ev_view_synctex_backward_search (view, event->x , event->y);
3596 if (EV_IS_SELECTION (view->document) && view->selection_info.selections) {
3597 if (event->type == GDK_3BUTTON_PRESS) {
3598 start_selection_for_event (view, event);
3599 } else if (location_in_selected_text (view,
3600 event->x + view->scroll_x,
3601 event->y + view->scroll_y)) {
3602 view->selection_info.in_drag = TRUE;
3604 start_selection_for_event (view, event);
3607 gtk_widget_queue_draw (widget);
3608 } else if ((annot = ev_view_get_annotation_at_location (view, event->x, event->y))) {
3609 ev_view_handle_annotation (view, annot, event->x, event->y, event->time);
3610 } else if ((field = ev_view_get_form_field_at_location (view, event->x, event->y))) {
3611 ev_view_remove_all (view);
3612 ev_view_handle_form_field (view, field, event->x, event->y);
3613 } else if (!location_in_text (view, event->x + view->scroll_x, event->y + view->scroll_y) &&
3614 (image = ev_view_get_image_at_location (view, event->x, event->y))) {
3615 if (view->image_dnd_info.image)
3616 g_object_unref (view->image_dnd_info.image);
3617 view->image_dnd_info.image = g_object_ref (image);
3618 view->image_dnd_info.in_drag = TRUE;
3620 view->image_dnd_info.start.x = event->x + view->scroll_x;
3621 view->image_dnd_info.start.y = event->y + view->scroll_y;
3623 ev_view_remove_all (view);
3625 if (view->synctex_result) {
3626 g_free (view->synctex_result);
3627 view->synctex_result = NULL;
3628 gtk_widget_queue_draw (widget);
3631 if (view->focus_annotation)
3632 view->focus_annotation = NULL;
3634 if (EV_IS_SELECTION (view->document))
3635 start_selection_for_event (view, event);
3640 /* use root coordinates as reference point because
3641 * scrolling changes window relative coordinates */
3642 view->drag_info.start.x = event->x_root;
3643 view->drag_info.start.y = event->y_root;
3644 view->drag_info.hadj = gtk_adjustment_get_value (view->hadjustment);
3645 view->drag_info.vadj = gtk_adjustment_get_value (view->vadjustment);
3647 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
3651 view->scroll_info.start_y = event->y;
3652 return ev_view_do_popup_menu (view, event->x, event->y);
3659 ev_view_remove_all (EvView *view)
3661 GList *children, *child;
3663 children = gtk_container_get_children (GTK_CONTAINER (view));
3664 for (child = children; child && child->data; child = g_list_next (child)) {
3665 gtk_container_remove (GTK_CONTAINER (view),
3666 GTK_WIDGET (child->data));
3668 g_list_free (children);
3671 /*** Drag and Drop ***/
3673 ev_view_drag_data_get (GtkWidget *widget,
3674 GdkDragContext *context,
3675 GtkSelectionData *selection_data,
3679 EvView *view = EV_VIEW (widget);
3682 case TARGET_DND_TEXT:
3683 if (EV_IS_SELECTION (view->document) &&
3684 view->selection_info.selections) {
3687 text = get_selected_text (view);
3688 gtk_selection_data_set_text (selection_data,
3694 case TARGET_DND_IMAGE:
3695 if (view->image_dnd_info.image) {
3698 ev_document_doc_mutex_lock ();
3699 pixbuf = ev_document_images_get_image (EV_DOCUMENT_IMAGES (view->document),
3700 view->image_dnd_info.image);
3701 ev_document_doc_mutex_unlock ();
3703 gtk_selection_data_set_pixbuf (selection_data, pixbuf);
3704 g_object_unref (pixbuf);
3707 case TARGET_DND_URI:
3708 if (view->image_dnd_info.image) {
3710 const gchar *tmp_uri;
3713 ev_document_doc_mutex_lock ();
3714 pixbuf = ev_document_images_get_image (EV_DOCUMENT_IMAGES (view->document),
3715 view->image_dnd_info.image);
3716 ev_document_doc_mutex_unlock ();
3718 tmp_uri = ev_image_save_tmp (view->image_dnd_info.image, pixbuf);
3719 g_object_unref (pixbuf);
3721 uris[0] = (gchar *)tmp_uri;
3723 gtk_selection_data_set_uris (selection_data, uris);
3729 ev_view_drag_motion (GtkWidget *widget,
3730 GdkDragContext *context,
3735 if (gtk_drag_get_source_widget (context) == widget)
3736 gdk_drag_status (context, 0, time);
3738 gdk_drag_status (context, gdk_drag_context_get_suggested_action (context), time);
3744 selection_update_idle_cb (EvView *view)
3746 compute_selections (view,
3747 view->selection_info.style,
3748 &view->selection_info.start,
3750 view->selection_update_id = 0;
3755 selection_scroll_timeout_cb (EvView *view)
3757 gint x, y, shift = 0;
3758 GtkWidget *widget = GTK_WIDGET (view);
3759 GtkAllocation allocation;
3761 gtk_widget_get_allocation (widget, &allocation);
3762 gtk_widget_get_pointer (widget, &x, &y);
3764 if (y > allocation.height) {
3765 shift = (y - allocation.height) / 2;
3771 gtk_adjustment_set_value (view->vadjustment,
3772 CLAMP (gtk_adjustment_get_value (view->vadjustment) + shift,
3773 gtk_adjustment_get_lower (view->vadjustment),
3774 gtk_adjustment_get_upper (view->vadjustment) -
3775 gtk_adjustment_get_page_size (view->vadjustment)));
3777 if (x > allocation.width) {
3778 shift = (x - allocation.width) / 2;
3784 gtk_adjustment_set_value (view->hadjustment,
3785 CLAMP (gtk_adjustment_get_value (view->hadjustment) + shift,
3786 gtk_adjustment_get_lower (view->hadjustment),
3787 gtk_adjustment_get_upper (view->hadjustment) -
3788 gtk_adjustment_get_page_size (view->hadjustment)));
3794 ev_view_drag_update_momentum (EvView *view)
3797 if (!view->drag_info.in_drag)
3800 for (i = DRAG_HISTORY - 1; i > 0; i--) {
3801 view->drag_info.buffer[i].x = view->drag_info.buffer[i-1].x;
3802 view->drag_info.buffer[i].y = view->drag_info.buffer[i-1].y;
3805 /* Momentum is a moving average of 10ms granularity over
3806 * the last 100ms with each 10ms stored in buffer.
3809 view->drag_info.momentum.x = (view->drag_info.buffer[DRAG_HISTORY - 1].x - view->drag_info.buffer[0].x);
3810 view->drag_info.momentum.y = (view->drag_info.buffer[DRAG_HISTORY - 1].y - view->drag_info.buffer[0].y);
3816 ev_view_scroll_drag_release (EvView *view)
3818 gdouble dhadj_value, dvadj_value;
3819 gdouble oldhadjustment, oldvadjustment;
3820 gdouble h_page_size, v_page_size;
3821 gdouble h_upper, v_upper;
3822 GtkAllocation allocation;
3824 view->drag_info.momentum.x /= 1.2;
3825 view->drag_info.momentum.y /= 1.2; /* Alter these constants to change "friction" */
3827 gtk_widget_get_allocation (GTK_WIDGET (view), &allocation);
3829 h_page_size = gtk_adjustment_get_page_size (view->hadjustment);
3830 v_page_size = gtk_adjustment_get_page_size (view->vadjustment);
3832 dhadj_value = h_page_size *
3833 (gdouble)view->drag_info.momentum.x / allocation.width;
3834 dvadj_value = v_page_size *
3835 (gdouble)view->drag_info.momentum.y / allocation.height;
3837 oldhadjustment = gtk_adjustment_get_value (view->hadjustment);
3838 oldvadjustment = gtk_adjustment_get_value (view->vadjustment);
3840 h_upper = gtk_adjustment_get_upper (view->hadjustment);
3841 v_upper = gtk_adjustment_get_upper (view->vadjustment);
3843 /* When we reach the edges, we need either to absorb some momentum and bounce by
3844 * multiplying it on -0.5 or stop scrolling by setting momentum to 0. */
3845 if (((oldhadjustment + dhadj_value) > (h_upper - h_page_size)) ||
3846 ((oldhadjustment + dhadj_value) < 0))
3847 view->drag_info.momentum.x = 0;
3848 if (((oldvadjustment + dvadj_value) > (v_upper - v_page_size)) ||
3849 ((oldvadjustment + dvadj_value) < 0))
3850 view->drag_info.momentum.y = 0;
3852 gtk_adjustment_set_value (view->hadjustment,
3853 MIN (oldhadjustment + dhadj_value,
3854 h_upper - h_page_size));
3855 gtk_adjustment_set_value (view->vadjustment,
3856 MIN (oldvadjustment + dvadj_value,
3857 v_upper - v_page_size));
3859 if (((view->drag_info.momentum.x < 1) && (view->drag_info.momentum.x > -1)) &&
3860 ((view->drag_info.momentum.y < 1) && (view->drag_info.momentum.y > -1)))
3867 ev_view_motion_notify_event (GtkWidget *widget,
3868 GdkEventMotion *event)
3870 EvView *view = EV_VIEW (widget);
3871 GdkWindow *bin_window;
3874 if (!view->document)
3877 bin_window = gtk_layout_get_bin_window (GTK_LAYOUT (view));
3879 if (event->is_hint || event->window != bin_window) {
3880 gtk_widget_get_pointer (widget, &x, &y);
3886 if (view->scroll_info.autoscrolling) {
3887 view->scroll_info.last_y = y;
3891 if (view->selection_info.in_drag) {
3892 if (gtk_drag_check_threshold (widget,
3893 view->selection_info.start.x,
3894 view->selection_info.start.y,
3896 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
3898 gtk_target_list_add_text_targets (target_list, TARGET_DND_TEXT);
3900 gtk_drag_begin (widget, target_list,
3902 1, (GdkEvent *)event);
3904 view->selection_info.in_drag = FALSE;
3906 gtk_target_list_unref (target_list);
3910 } else if (view->image_dnd_info.in_drag) {
3911 if (gtk_drag_check_threshold (widget,
3912 view->selection_info.start.x,
3913 view->selection_info.start.y,
3915 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
3917 gtk_target_list_add_uri_targets (target_list, TARGET_DND_URI);
3918 gtk_target_list_add_image_targets (target_list, TARGET_DND_IMAGE, TRUE);
3920 gtk_drag_begin (widget, target_list,
3922 1, (GdkEvent *)event);
3924 view->image_dnd_info.in_drag = FALSE;
3926 gtk_target_list_unref (target_list);
3932 switch (view->pressed_button) {
3934 /* For the Evince 0.4.x release, we limit selection to un-rotated
3937 if (view->rotation != 0)
3940 /* Schedule timeout to scroll during selection and additionally
3941 * scroll once to allow arbitrary speed. */
3942 if (!view->selection_scroll_id)
3943 view->selection_scroll_id = g_timeout_add (SCROLL_TIME,
3944 (GSourceFunc)selection_scroll_timeout_cb,
3947 selection_scroll_timeout_cb (view);
3949 view->selection_info.in_selection = TRUE;
3950 view->motion.x = x + view->scroll_x;
3951 view->motion.y = y + view->scroll_y;
3953 /* Queue an idle to handle the motion. We do this because
3954 * handling any selection events in the motion could be slower
3955 * than new motion events reach us. We always put it in the
3956 * idle to make sure we catch up and don't visibly lag the
3958 if (!view->selection_update_id)
3959 view->selection_update_id = g_idle_add ((GSourceFunc)selection_update_idle_cb, view);
3963 if (!view->drag_info.in_drag) {
3967 start = gtk_drag_check_threshold (widget,
3968 view->drag_info.start.x,
3969 view->drag_info.start.y,
3972 view->drag_info.in_drag = start;
3973 view->drag_info.drag_timeout_id = g_timeout_add (10,
3974 (GSourceFunc)ev_view_drag_update_momentum, view);
3975 /* Set 100 to choose how long it takes to build up momentum */
3976 /* Clear out previous momentum info: */
3977 for (i = 0; i < DRAG_HISTORY; i++) {
3978 view->drag_info.buffer[i].x = event->x;
3979 view->drag_info.buffer[i].y = event->y;
3981 view->drag_info.momentum.x = 0;
3982 view->drag_info.momentum.y = 0;
3985 if (view->drag_info.in_drag) {
3987 gdouble dhadj_value, dvadj_value;
3988 GtkAllocation allocation;
3990 view->drag_info.buffer[0].x = event->x;
3991 view->drag_info.buffer[0].y = event->y;
3993 dx = event->x_root - view->drag_info.start.x;
3994 dy = event->y_root - view->drag_info.start.y;
3996 gtk_widget_get_allocation (widget, &allocation);
3998 dhadj_value = gtk_adjustment_get_page_size (view->hadjustment) *
3999 (gdouble)dx / allocation.width;
4000 dvadj_value = gtk_adjustment_get_page_size (view->vadjustment) *
4001 (gdouble)dy / allocation.height;
4003 /* clamp scrolling to visible area */
4004 gtk_adjustment_set_value (view->hadjustment,
4005 MIN (view->drag_info.hadj - dhadj_value,
4006 gtk_adjustment_get_upper (view->hadjustment) -
4007 gtk_adjustment_get_page_size (view->hadjustment)));
4008 gtk_adjustment_set_value (view->vadjustment,
4009 MIN (view->drag_info.vadj - dvadj_value,
4010 gtk_adjustment_get_upper (view->vadjustment) -
4011 gtk_adjustment_get_page_size (view->vadjustment)));
4018 ev_view_handle_cursor_over_xy (view, x, y);
4025 ev_view_button_release_event (GtkWidget *widget,
4026 GdkEventButton *event)
4028 EvView *view = EV_VIEW (widget);
4029 EvLink *link = NULL;
4031 view->image_dnd_info.in_drag = FALSE;
4033 if (view->scroll_info.autoscrolling) {
4034 ev_view_autoscroll_stop (view);
4035 view->pressed_button = -1;
4040 if (view->pressed_button == 1 && event->state & GDK_CONTROL_MASK) {
4041 view->pressed_button = -1;
4045 if (view->drag_info.in_drag) {
4046 view->drag_info.release_timeout_id =
4048 (GSourceFunc)ev_view_scroll_drag_release, view);
4051 if (view->document && !view->drag_info.in_drag && view->pressed_button != 3) {
4052 link = ev_view_get_link_at_location (view, event->x, event->y);
4055 view->drag_info.in_drag = FALSE;
4057 if (view->adding_annot && view->pressed_button == 1) {
4058 view->adding_annot = FALSE;
4059 ev_view_handle_cursor_over_xy (view, event->x, event->y);
4060 view->pressed_button = -1;
4062 ev_view_create_annotation (view,
4063 view->adding_annot_type,
4064 event->x + view->scroll_x,
4065 event->y + view->scroll_y);
4070 if (view->pressed_button == 2) {
4071 ev_view_handle_cursor_over_xy (view, event->x, event->y);
4074 view->pressed_button = -1;
4076 if (view->selection_scroll_id) {
4077 g_source_remove (view->selection_scroll_id);
4078 view->selection_scroll_id = 0;
4080 if (view->selection_update_id) {
4081 g_source_remove (view->selection_update_id);
4082 view->selection_update_id = 0;
4085 if (view->selection_info.selections) {
4086 clear_link_selected (view);
4087 ev_view_update_primary_selection (view);
4089 if (view->selection_info.in_drag) {
4090 clear_selection (view);
4091 gtk_widget_queue_draw (widget);
4094 view->selection_info.in_drag = FALSE;
4096 if (event->button == 2) {
4097 EvLinkAction *action;
4098 EvLinkActionType type;
4100 action = ev_link_get_action (link);
4104 type = ev_link_action_get_action_type (action);
4105 if (type == EV_LINK_ACTION_TYPE_GOTO_DEST) {
4106 g_signal_emit (view,
4107 signals[SIGNAL_EXTERNAL_LINK],
4111 ev_view_handle_link (view, link);
4119 ev_view_key_press_event (GtkWidget *widget,
4122 EvView *view = EV_VIEW (widget);
4124 if (!view->document)
4127 if (!gtk_widget_has_focus (widget)) {
4128 /* Forward key events to current focused window child */
4129 if (view->window_child_focus) {
4130 GdkEventKey *new_event;
4133 new_event = (GdkEventKey *) gdk_event_copy ((GdkEvent *)event);
4134 g_object_unref (new_event->window);
4135 new_event->window = gtk_widget_get_window (view->window_child_focus->window);
4136 if (new_event->window)
4137 g_object_ref (new_event->window);
4138 gtk_widget_realize (view->window_child_focus->window);
4139 handled = gtk_widget_event (view->window_child_focus->window, (GdkEvent *)new_event);
4140 gdk_event_free ((GdkEvent *)new_event);
4148 return gtk_bindings_activate_event (G_OBJECT (widget), event);
4152 ev_view_focus_in (GtkWidget *widget,
4153 GdkEventFocus *event)
4155 if (EV_VIEW (widget)->pixbuf_cache)
4156 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
4157 gtk_widget_queue_draw (widget);
4163 ev_view_focus_out (GtkWidget *widget,
4164 GdkEventFocus *event)
4166 if (EV_VIEW (widget)->pixbuf_cache)
4167 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
4168 gtk_widget_queue_draw (widget);
4174 ev_view_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event)
4176 EvView *view = EV_VIEW (widget);
4178 if (view->cursor != EV_VIEW_CURSOR_NORMAL)
4179 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
4185 ev_view_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event)
4187 EvView *view = EV_VIEW (widget);
4189 ev_view_handle_cursor_over_xy (view, event->x, event->y);
4195 ev_view_style_set (GtkWidget *widget,
4196 GtkStyle *old_style)
4198 if (EV_VIEW (widget)->pixbuf_cache)
4199 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
4201 GTK_WIDGET_CLASS (ev_view_parent_class)->style_set (widget, old_style);
4207 draw_rubberband (EvView *view,
4209 const GdkRectangle *rect,
4213 const GdkColor *fill_color_gdk;
4216 style = gtk_widget_get_style (GTK_WIDGET (view));
4217 fill_color_gdk = &style->base[GTK_STATE_SELECTED];
4218 r = fill_color_gdk->red / 65535.;
4219 g = fill_color_gdk->green / 65535.;
4220 b = fill_color_gdk->blue / 65535.;
4224 cairo_set_source_rgba (cr, r, g, b, alpha);
4225 cairo_rectangle (cr,
4226 rect->x - view->scroll_x,
4227 rect->y - view->scroll_y,
4228 rect->width, rect->height);
4229 cairo_fill_preserve (cr);
4231 cairo_set_line_width (cr, 0.5);
4232 cairo_set_source_rgb (cr, r, g, b);
4240 highlight_find_results (EvView *view,
4244 gint i, n_results = 0;
4245 n_results = ev_view_find_get_n_results (view, page);
4247 for (i = 0; i < n_results; i++) {
4248 EvRectangle *rectangle;
4249 GdkRectangle view_rectangle;
4252 if (i == view->find_result && page == view->current_page) {
4258 rectangle = ev_view_find_get_result (view, page, i);
4259 doc_rect_to_view_rect (view, page, rectangle, &view_rectangle);
4260 draw_rubberband (view, cr, &view_rectangle, alpha);
4265 highlight_forward_search_results (EvView *view,
4270 EvMapping *mapping = view->synctex_result;
4272 if (GPOINTER_TO_INT (mapping->data) != page)
4275 doc_rect_to_view_rect (view, page, &mapping->area, &rect);
4278 cairo_set_source_rgb (cr, 1., 0., 0.);
4279 cairo_rectangle (cr,
4280 rect.x - view->scroll_x,
4281 rect.y - view->scroll_y,
4282 rect.width, rect.height);
4288 focus_annotation (EvView *view,
4293 GtkWidget *widget = GTK_WIDGET (view);
4295 EvMapping *mapping = view->focus_annotation;
4296 EvAnnotation *annot = (EvAnnotation *)mapping->data;
4298 if (ev_annotation_get_page_index (annot) != page)
4301 doc_rect_to_view_rect (view, page, &mapping->area, &rect);
4303 gtk_paint_focus (gtk_widget_get_style (widget),
4305 gtk_widget_get_state (widget),
4307 rect.x - view->scroll_x,
4308 rect.y - view->scroll_y,
4309 rect.width + 1, rect.height + 1);
4313 ev_view_loading_window_move (EvView *view)
4315 GtkWidget *widget = GTK_WIDGET (view);
4316 EvLoadingWindow *window = EV_LOADING_WINDOW (view->loading_window);
4317 gint root_x, root_y;
4319 GtkAllocation allocation;
4321 gtk_widget_get_allocation (widget, &allocation);
4322 gdk_window_get_origin (gtk_widget_get_window (widget), &root_x, &root_y);
4323 ev_loading_window_get_size (window, &window_width, NULL);
4325 root_x += allocation.width - window_width - 10;
4328 ev_loading_window_move (window, root_x, root_y);
4332 show_loading_window_cb (EvView *view)
4334 if (!view->loading_window) {
4338 parent = GTK_WINDOW (gtk_widget_get_toplevel (GTK_WIDGET (view)));
4339 view->loading_window = ev_loading_window_new (parent);
4341 /* Show the window off screen to get a valid size asap */
4342 screen = gtk_widget_get_screen (GTK_WIDGET (view));
4343 gtk_window_move (GTK_WINDOW (view->loading_window),
4344 gdk_screen_get_width (screen) + 1,
4345 gdk_screen_get_height (screen) + 1);
4346 gtk_widget_show (view->loading_window);
4349 ev_view_loading_window_move (view);
4351 gtk_widget_show (view->loading_window);
4353 view->loading_timeout = 0;
4359 show_loading_window (EvView *view)
4361 if (view->loading_window && gtk_widget_get_visible (view->loading_window)) {
4362 ev_view_loading_window_move (view);
4366 if (!view->loading_timeout) {
4367 view->loading_timeout =
4368 g_timeout_add_full (G_PRIORITY_LOW,
4369 0.5, (GSourceFunc)show_loading_window_cb,
4375 hide_loading_window (EvView *view)
4377 if (view->loading_timeout) {
4378 g_source_remove (view->loading_timeout);
4379 view->loading_timeout = 0;
4382 if (view->loading_window && gtk_widget_get_visible (view->loading_window)) {
4383 gtk_widget_hide (view->loading_window);
4388 draw_one_page (EvView *view,
4391 GdkRectangle *page_area,
4393 GdkRectangle *expose_area,
4394 gboolean *page_ready)
4396 GdkRectangle overlap;
4397 GdkRectangle real_page_area;
4399 gboolean inverted_colors;
4401 g_assert (view->document);
4403 if (! gdk_rectangle_intersect (page_area, expose_area, &overlap))
4406 /* Render the document itself */
4407 real_page_area = *page_area;
4409 real_page_area.x += border->left;
4410 real_page_area.y += border->top;
4411 real_page_area.width -= (border->left + border->right);
4412 real_page_area.height -= (border->top + border->bottom);
4415 current_page = ev_document_model_get_page (view->model);
4416 inverted_colors = ev_document_model_get_inverted_colors (view->model);
4417 ev_document_misc_paint_one_page (cr,
4420 page == current_page,
4423 if (gdk_rectangle_intersect (&real_page_area, expose_area, &overlap)) {
4425 gint page_width, page_height;
4426 cairo_surface_t *page_surface = NULL;
4427 gint selection_width, selection_height;
4428 cairo_surface_t *selection_surface = NULL;
4430 page_surface = ev_pixbuf_cache_get_surface (view->pixbuf_cache, page);
4432 if (!page_surface) {
4433 if (page == current_page)
4434 show_loading_window (view);
4436 *page_ready = FALSE;
4441 if (page == current_page)
4442 hide_loading_window (view);
4444 ev_view_get_page_size (view, page, &width, &height);
4446 page_width = cairo_image_surface_get_width (page_surface);
4447 page_height = cairo_image_surface_get_height (page_surface);
4450 cairo_translate (cr, overlap.x, overlap.y);
4452 if (width != page_width || height != page_height) {
4453 cairo_pattern_set_filter (cairo_get_source (cr),
4456 (gdouble)width / page_width,
4457 (gdouble)height / page_height);
4460 cairo_surface_set_device_offset (page_surface,
4461 overlap.x - real_page_area.x,
4462 overlap.y - real_page_area.y);
4463 cairo_set_source_surface (cr, page_surface, 0, 0);
4467 /* Get the selection pixbuf iff we have something to draw */
4468 if (find_selection_for_page (view, page) &&
4469 view->selection_mode == EV_VIEW_SELECTION_TEXT) {
4471 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
4477 if (!selection_surface) {
4481 selection_width = cairo_image_surface_get_width (selection_surface);
4482 selection_height = cairo_image_surface_get_height (selection_surface);
4485 cairo_translate (cr, overlap.x, overlap.y);
4487 if (width != selection_width || height != selection_height) {
4488 cairo_pattern_set_filter (cairo_get_source (cr),
4491 (gdouble)width / selection_width,
4492 (gdouble)height / selection_height);
4495 cairo_surface_set_device_offset (selection_surface,
4496 overlap.x - real_page_area.x,
4497 overlap.y - real_page_area.y);
4499 cairo_set_source_surface (cr, selection_surface, 0, 0);
4505 /*** GObject functions ***/
4508 ev_view_finalize (GObject *object)
4510 EvView *view = EV_VIEW (object);
4512 clear_selection (view);
4513 clear_link_selected (view);
4515 if (view->synctex_result) {
4516 g_free (view->synctex_result);
4517 view->synctex_result = NULL;
4520 if (view->image_dnd_info.image)
4521 g_object_unref (view->image_dnd_info.image);
4522 view->image_dnd_info.image = NULL;
4524 G_OBJECT_CLASS (ev_view_parent_class)->finalize (object);
4528 ev_view_dispose (GObject *object)
4530 EvView *view = EV_VIEW (object);
4533 g_object_unref (view->model);
4537 if (view->pixbuf_cache) {
4538 g_object_unref (view->pixbuf_cache);
4539 view->pixbuf_cache = NULL;
4542 if (view->document) {
4543 g_object_unref (view->document);
4544 view->document = NULL;
4547 if (view->page_cache) {
4548 g_object_unref (view->page_cache);
4549 view->page_cache = NULL;
4552 ev_view_window_children_free (view);
4554 if (view->selection_scroll_id) {
4555 g_source_remove (view->selection_scroll_id);
4556 view->selection_scroll_id = 0;
4559 if (view->selection_update_id) {
4560 g_source_remove (view->selection_update_id);
4561 view->selection_update_id = 0;
4564 if (view->scroll_info.timeout_id) {
4565 g_source_remove (view->scroll_info.timeout_id);
4566 view->scroll_info.timeout_id = 0;
4569 if (view->drag_info.drag_timeout_id) {
4570 g_source_remove (view->drag_info.drag_timeout_id);
4571 view->drag_info.drag_timeout_id = 0;
4574 if (view->drag_info.release_timeout_id) {
4575 g_source_remove (view->drag_info.release_timeout_id);
4576 view->drag_info.release_timeout_id = 0;
4579 if (view->loading_timeout) {
4580 g_source_remove (view->loading_timeout);
4581 view->loading_timeout = 0;
4584 ev_view_set_scroll_adjustments (GTK_LAYOUT (view), NULL, NULL);
4586 G_OBJECT_CLASS (ev_view_parent_class)->dispose (object);
4590 ev_view_get_accessible (GtkWidget *widget)
4592 static gboolean first_time = TRUE;
4595 AtkObjectFactory *factory;
4596 AtkRegistry *registry;
4598 GType derived_atk_type;
4601 * Figure out whether accessibility is enabled by looking at the
4602 * type of the accessible object which would be created for
4603 * the parent type of EvView.
4605 derived_type = g_type_parent (EV_TYPE_VIEW);
4607 registry = atk_get_default_registry ();
4608 factory = atk_registry_get_factory (registry,
4610 derived_atk_type = atk_object_factory_get_accessible_type (factory);
4611 if (g_type_is_a (derived_atk_type, GTK_TYPE_ACCESSIBLE)) {
4612 atk_registry_set_factory_type (registry,
4614 ev_view_accessible_factory_get_type ());
4615 EV_VIEW (widget)->a11y_enabled = TRUE;
4619 return GTK_WIDGET_CLASS (ev_view_parent_class)->get_accessible (widget);
4623 ev_view_class_init (EvViewClass *class)
4625 GObjectClass *object_class = G_OBJECT_CLASS (class);
4626 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
4627 GtkLayoutClass *layout_class = GTK_LAYOUT_CLASS (class);
4628 GtkBindingSet *binding_set;
4630 object_class->dispose = ev_view_dispose;
4631 object_class->finalize = ev_view_finalize;
4633 widget_class->draw = ev_view_draw;
4634 widget_class->button_press_event = ev_view_button_press_event;
4635 widget_class->motion_notify_event = ev_view_motion_notify_event;
4636 widget_class->button_release_event = ev_view_button_release_event;
4637 widget_class->key_press_event = ev_view_key_press_event;
4638 widget_class->focus_in_event = ev_view_focus_in;
4639 widget_class->focus_out_event = ev_view_focus_out;
4640 widget_class->get_accessible = ev_view_get_accessible;
4641 widget_class->size_request = ev_view_size_request;
4642 widget_class->size_allocate = ev_view_size_allocate;
4643 widget_class->realize = ev_view_realize;
4644 widget_class->scroll_event = ev_view_scroll_event;
4645 widget_class->enter_notify_event = ev_view_enter_notify_event;
4646 widget_class->leave_notify_event = ev_view_leave_notify_event;
4647 widget_class->style_set = ev_view_style_set;
4648 widget_class->drag_data_get = ev_view_drag_data_get;
4649 widget_class->drag_motion = ev_view_drag_motion;
4650 widget_class->popup_menu = ev_view_popup_menu;
4651 widget_class->query_tooltip = ev_view_query_tooltip;
4653 layout_class->set_scroll_adjustments = ev_view_set_scroll_adjustments;
4655 class->binding_activated = ev_view_scroll;
4657 signals[SIGNAL_BINDING_ACTIVATED] = g_signal_new ("binding_activated",
4658 G_TYPE_FROM_CLASS (object_class),
4659 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
4660 G_STRUCT_OFFSET (EvViewClass, binding_activated),
4662 ev_view_marshal_VOID__ENUM_BOOLEAN,
4664 GTK_TYPE_SCROLL_TYPE,
4666 signals[SIGNAL_HANDLE_LINK] = g_signal_new ("handle-link",
4667 G_TYPE_FROM_CLASS (object_class),
4668 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
4669 G_STRUCT_OFFSET (EvViewClass, handle_link),
4671 g_cclosure_marshal_VOID__OBJECT,
4674 signals[SIGNAL_EXTERNAL_LINK] = g_signal_new ("external-link",
4675 G_TYPE_FROM_CLASS (object_class),
4676 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
4677 G_STRUCT_OFFSET (EvViewClass, external_link),
4679 g_cclosure_marshal_VOID__OBJECT,
4682 signals[SIGNAL_POPUP_MENU] = g_signal_new ("popup",
4683 G_TYPE_FROM_CLASS (object_class),
4684 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
4685 G_STRUCT_OFFSET (EvViewClass, popup_menu),
4687 g_cclosure_marshal_VOID__POINTER,
4690 signals[SIGNAL_SELECTION_CHANGED] = g_signal_new ("selection-changed",
4691 G_TYPE_FROM_CLASS (object_class),
4692 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
4693 G_STRUCT_OFFSET (EvViewClass, selection_changed),
4695 g_cclosure_marshal_VOID__VOID,
4698 signals[SIGNAL_SYNC_SOURCE] = g_signal_new ("sync-source",
4699 G_TYPE_FROM_CLASS (object_class),
4700 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
4701 G_STRUCT_OFFSET (EvViewClass, sync_source),
4703 g_cclosure_marshal_VOID__POINTER,
4706 signals[SIGNAL_ANNOT_ADDED] = g_signal_new ("annot-added",
4707 G_TYPE_FROM_CLASS (object_class),
4708 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
4709 G_STRUCT_OFFSET (EvViewClass, annot_added),
4711 g_cclosure_marshal_VOID__OBJECT,
4713 EV_TYPE_ANNOTATION);
4714 signals[SIGNAL_LAYERS_CHANGED] = g_signal_new ("layers-changed",
4715 G_TYPE_FROM_CLASS (object_class),
4716 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
4717 G_STRUCT_OFFSET (EvViewClass, layers_changed),
4719 g_cclosure_marshal_VOID__VOID,
4723 binding_set = gtk_binding_set_by_class (class);
4725 add_scroll_binding_keypad (binding_set, GDK_KEY_Left, 0, GTK_SCROLL_STEP_BACKWARD, TRUE);
4726 add_scroll_binding_keypad (binding_set, GDK_KEY_Right, 0, GTK_SCROLL_STEP_FORWARD, TRUE);
4727 add_scroll_binding_keypad (binding_set, GDK_KEY_Left, GDK_MOD1_MASK, GTK_SCROLL_STEP_DOWN, TRUE);
4728 add_scroll_binding_keypad (binding_set, GDK_KEY_Right, GDK_MOD1_MASK, GTK_SCROLL_STEP_UP, TRUE);
4729 add_scroll_binding_keypad (binding_set, GDK_KEY_Up, 0, GTK_SCROLL_STEP_BACKWARD, FALSE);
4730 add_scroll_binding_keypad (binding_set, GDK_KEY_Down, 0, GTK_SCROLL_STEP_FORWARD, FALSE);
4731 add_scroll_binding_keypad (binding_set, GDK_KEY_Up, GDK_MOD1_MASK, GTK_SCROLL_STEP_DOWN, FALSE);
4732 add_scroll_binding_keypad (binding_set, GDK_KEY_Down, GDK_MOD1_MASK, GTK_SCROLL_STEP_UP, FALSE);
4733 gtk_binding_entry_add_signal (binding_set, GDK_KEY_H, 0, "binding_activated", 2, GTK_TYPE_SCROLL_TYPE,
4734 GTK_SCROLL_STEP_BACKWARD, G_TYPE_BOOLEAN, TRUE);
4735 gtk_binding_entry_add_signal (binding_set, GDK_KEY_J, 0, "binding_activated", 2, GTK_TYPE_SCROLL_TYPE,
4736 GTK_SCROLL_STEP_FORWARD, G_TYPE_BOOLEAN, FALSE);
4737 gtk_binding_entry_add_signal (binding_set, GDK_KEY_K, 0, "binding_activated", 2, GTK_TYPE_SCROLL_TYPE,
4738 GTK_SCROLL_STEP_BACKWARD, G_TYPE_BOOLEAN, FALSE);
4739 gtk_binding_entry_add_signal (binding_set, GDK_KEY_L, 0, "binding_activated", 2, GTK_TYPE_SCROLL_TYPE,
4740 GTK_SCROLL_STEP_FORWARD, G_TYPE_BOOLEAN, TRUE);
4745 ev_view_init (EvView *view)
4747 gtk_widget_set_can_focus (GTK_WIDGET (view), TRUE);
4749 view->start_page = -1;
4750 view->end_page = -1;
4753 view->current_page = 0;
4754 view->pressed_button = -1;
4755 view->cursor = EV_VIEW_CURSOR_NORMAL;
4756 view->drag_info.in_drag = FALSE;
4757 view->scroll_info.autoscrolling = FALSE;
4758 view->selection_info.selections = NULL;
4759 view->selection_info.in_selection = FALSE;
4760 view->selection_info.in_drag = FALSE;
4761 view->selection_mode = EV_VIEW_SELECTION_TEXT;
4762 view->continuous = TRUE;
4763 view->dual_page = FALSE;
4764 view->fullscreen = FALSE;
4765 view->sizing_mode = EV_SIZING_FIT_WIDTH;
4766 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
4767 view->jump_to_find_result = TRUE;
4768 view->highlight_find_results = FALSE;
4770 gtk_layout_set_hadjustment (GTK_LAYOUT (view), NULL);
4771 gtk_layout_set_vadjustment (GTK_LAYOUT (view), NULL);
4777 ev_view_change_page (EvView *view,
4782 view->current_page = new_page;
4783 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4785 hide_loading_window (view);
4787 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
4788 ev_view_handle_cursor_over_xy (view, x, y);
4790 gtk_widget_queue_resize (GTK_WIDGET (view));
4794 job_finished_cb (EvPixbufCache *pixbuf_cache,
4795 cairo_region_t *region,
4799 GdkWindow *bin_window;
4801 bin_window = gtk_layout_get_bin_window (GTK_LAYOUT (view));
4802 gdk_window_invalidate_region (bin_window, region, TRUE);
4804 gtk_widget_queue_draw (GTK_WIDGET (view));
4809 ev_view_page_changed_cb (EvDocumentModel *model,
4814 if (!view->document)
4817 if (view->current_page != new_page) {
4818 ev_view_change_page (view, new_page);
4820 gtk_widget_queue_draw (GTK_WIDGET (view));
4823 view->find_result = 0;
4827 on_adjustment_value_changed (GtkAdjustment *adjustment,
4833 GList *children, *l;
4835 if (!gtk_widget_get_realized (GTK_WIDGET (view)))
4838 if (view->hadjustment) {
4839 value = (gint) gtk_adjustment_get_value (view->hadjustment);
4840 dx = view->scroll_x - value;
4841 view->scroll_x = value;
4846 if (view->vadjustment) {
4847 value = (gint) gtk_adjustment_get_value (view->vadjustment);
4848 dy = view->scroll_y - value;
4849 view->scroll_y = value;
4854 children = gtk_container_get_children (GTK_CONTAINER (view));
4855 for (l = children; l && l->data; l = g_list_next (l)) {
4856 gint child_x, child_y;
4857 GtkWidget *child = (GtkWidget *)l->data;
4859 gtk_container_child_get (GTK_CONTAINER (view),
4864 gtk_layout_move (GTK_LAYOUT (view), child, child_x + dx, child_y + dy);
4866 g_list_free (children);
4868 for (l = view->window_children; l && l->data; l = g_list_next (l)) {
4869 EvViewWindowChild *child;
4871 child = (EvViewWindowChild *)l->data;
4873 ev_view_window_child_move (view, child, child->x + dx, child->y + dy);
4876 if (view->pending_resize) {
4877 gtk_widget_queue_draw (GTK_WIDGET (view));
4879 GdkWindow *bin_window;
4881 bin_window = gtk_layout_get_bin_window (GTK_LAYOUT (view));
4882 gdk_window_scroll (bin_window, dx, dy);
4885 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
4886 ev_view_handle_cursor_over_xy (view, x, y);
4889 view_update_range_and_current_page (view);
4897 view = g_object_new (EV_TYPE_VIEW, NULL);
4903 setup_caches (EvView *view)
4905 gboolean inverted_colors;
4907 view->height_to_page_cache = ev_view_get_height_to_page_cache (view);
4908 view->pixbuf_cache = ev_pixbuf_cache_new (GTK_WIDGET (view), view->model, view->pixbuf_cache_size);
4909 view->page_cache = ev_page_cache_new (view->document);
4910 if (view->a11y_enabled) {
4911 EvJobPageDataFlags flags = ev_page_cache_get_flags (view->page_cache);
4913 ev_page_cache_set_flags (view->page_cache,
4915 EV_PAGE_DATA_INCLUDE_TEXT_LAYOUT |
4916 EV_PAGE_DATA_INCLUDE_TEXT);
4918 inverted_colors = ev_document_model_get_inverted_colors (view->model);
4919 ev_pixbuf_cache_set_inverted_colors (view->pixbuf_cache, inverted_colors);
4920 g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view);
4924 clear_caches (EvView *view)
4926 if (view->pixbuf_cache) {
4927 g_object_unref (view->pixbuf_cache);
4928 view->pixbuf_cache = NULL;
4931 if (view->page_cache) {
4932 g_object_unref (view->page_cache);
4933 view->page_cache = NULL;
4938 * ev_view_set_page_cache_size:
4942 * Sets the maximum size in bytes that will be used to cache
4943 * rendered pages. Use 0 to disable caching rendered pages.
4945 * Note that this limit doesn't affect the current visible page range,
4946 * which will always be rendered. In order to limit the total memory used
4947 * you have to use ev_document_model_set_max_scale() too.
4951 ev_view_set_page_cache_size (EvView *view,
4954 if (view->pixbuf_cache_size == cache_size)
4957 view->pixbuf_cache_size = cache_size;
4958 if (view->pixbuf_cache)
4959 ev_pixbuf_cache_set_max_size (view->pixbuf_cache, cache_size);
4963 ev_view_set_loading (EvView *view,
4966 if (view->loading && !loading)
4967 hide_loading_window (view);
4968 view->loading = loading;
4969 gtk_widget_queue_draw (GTK_WIDGET (view));
4973 ev_view_autoscroll_cb (EvView *view)
4975 gdouble speed, value;
4977 /* If the user stops autoscrolling, autoscrolling will be
4978 * set to false but the timeout will continue; stop the timeout: */
4979 if (!view->scroll_info.autoscrolling) {
4980 view->scroll_info.timeout_id = 0;
4984 if (view->scroll_info.last_y > view->scroll_info.start_y &&
4985 (view->scroll_info.last_y < view->scroll_info.start_y))
4988 /* Replace 100 with your speed of choice: The lower the faster.
4989 * Replace 3 with another speed of choice: The higher, the faster it accelerated
4990 * based on the distance of the starting point from the mouse
4991 * (All also effected by the timeout interval of this callback) */
4993 if (view->scroll_info.start_y > view->scroll_info.last_y)
4994 speed = -pow ((((gdouble)view->scroll_info.start_y - view->scroll_info.last_y) / 100), 3);
4996 speed = pow ((((gdouble)view->scroll_info.last_y - view->scroll_info.start_y) / 100), 3);
4998 value = gtk_adjustment_get_value (view->vadjustment);
4999 value = CLAMP (value + speed, 0,
5000 gtk_adjustment_get_upper (view->vadjustment) -
5001 gtk_adjustment_get_page_size (view->vadjustment));
5002 gtk_adjustment_set_value (view->vadjustment, value);
5009 ev_view_autoscroll_start (EvView *view)
5013 g_return_if_fail (EV_IS_VIEW (view));
5015 if (view->scroll_info.autoscrolling)
5018 view->scroll_info.autoscrolling = TRUE;
5019 view->scroll_info.timeout_id =
5020 g_timeout_add (20, (GSourceFunc)ev_view_autoscroll_cb,
5023 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
5024 ev_view_handle_cursor_over_xy (view, x, y);
5028 ev_view_autoscroll_stop (EvView *view)
5032 g_return_if_fail (EV_IS_VIEW (view));
5034 if (!view->scroll_info.autoscrolling)
5037 view->scroll_info.autoscrolling = FALSE;
5038 if (view->scroll_info.timeout_id) {
5039 g_source_remove (view->scroll_info.timeout_id);
5040 view->scroll_info.timeout_id = 0;
5043 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
5044 ev_view_handle_cursor_over_xy (view, x, y);
5048 ev_view_document_changed_cb (EvDocumentModel *model,
5052 EvDocument *document = ev_document_model_get_document (model);
5054 if (document != view->document) {
5057 clear_caches (view);
5059 if (view->document) {
5060 g_object_unref (view->document);
5063 view->document = document;
5064 view->find_result = 0;
5066 if (view->document) {
5067 view->loading = FALSE;
5068 g_object_ref (view->document);
5069 setup_caches (view);
5072 current_page = ev_document_model_get_page (model);
5073 if (view->current_page != current_page) {
5074 ev_view_change_page (view, current_page);
5076 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
5077 gtk_widget_queue_resize (GTK_WIDGET (view));
5083 ev_view_rotation_changed_cb (EvDocumentModel *model,
5087 gint rotation = ev_document_model_get_rotation (model);
5089 view->rotation = rotation;
5091 if (view->pixbuf_cache) {
5092 ev_pixbuf_cache_clear (view->pixbuf_cache);
5093 if (!ev_document_is_page_size_uniform (view->document))
5094 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
5095 gtk_widget_queue_resize (GTK_WIDGET (view));
5098 ev_view_remove_all (view);
5101 clear_selection (view);
5105 ev_view_inverted_colors_changed_cb (EvDocumentModel *model,
5109 if (view->pixbuf_cache) {
5110 gboolean inverted_colors;
5112 inverted_colors = ev_document_model_get_inverted_colors (model);
5113 ev_pixbuf_cache_set_inverted_colors (view->pixbuf_cache, inverted_colors);
5114 gtk_widget_queue_draw (GTK_WIDGET (view));
5119 ev_view_sizing_mode_changed_cb (EvDocumentModel *model,
5123 EvSizingMode mode = ev_document_model_get_sizing_mode (model);
5125 view->sizing_mode = mode;
5126 if (mode != EV_SIZING_FREE)
5127 gtk_widget_queue_resize (GTK_WIDGET (view));
5130 #define EPSILON 0.0000001
5132 ev_view_scale_changed_cb (EvDocumentModel *model,
5136 gdouble scale = ev_document_model_get_scale (model);
5138 if (ABS (view->scale - scale) < EPSILON)
5141 view->scale = scale;
5143 view->pending_resize = TRUE;
5144 if (view->sizing_mode == EV_SIZING_FREE)
5145 gtk_widget_queue_resize (GTK_WIDGET (view));
5149 ev_view_continuous_changed_cb (EvDocumentModel *model,
5153 gboolean continuous = ev_document_model_get_continuous (model);
5155 view->continuous = continuous;
5156 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
5157 gtk_widget_queue_resize (GTK_WIDGET (view));
5161 ev_view_dual_page_changed_cb (EvDocumentModel *model,
5165 gboolean dual_page = ev_document_model_get_dual_page (model);
5167 view->dual_page = dual_page;
5168 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
5169 /* FIXME: if we're keeping the pixbuf cache around, we should extend the
5170 * preload_cache_size to be 2 if dual_page is set.
5172 gtk_widget_queue_resize (GTK_WIDGET (view));
5176 ev_view_fullscreen_changed_cb (EvDocumentModel *model,
5180 gboolean fullscreen = ev_document_model_get_fullscreen (model);
5182 view->fullscreen = fullscreen;
5183 gtk_widget_queue_resize (GTK_WIDGET (view));
5187 ev_view_set_model (EvView *view,
5188 EvDocumentModel *model)
5190 g_return_if_fail (EV_IS_VIEW (view));
5191 g_return_if_fail (EV_IS_DOCUMENT_MODEL (model));
5193 if (model == view->model)
5197 g_signal_handlers_disconnect_by_func (view->model,
5198 ev_view_document_changed_cb,
5200 g_signal_handlers_disconnect_by_func (view->model,
5201 ev_view_page_changed_cb,
5203 g_object_unref (view->model);
5205 view->model = g_object_ref (model);
5207 /* Initialize view from model */
5208 view->rotation = ev_document_model_get_rotation (view->model);
5209 view->sizing_mode = ev_document_model_get_sizing_mode (view->model);
5210 view->scale = ev_document_model_get_scale (view->model);
5211 view->continuous = ev_document_model_get_continuous (view->model);
5212 view->dual_page = ev_document_model_get_dual_page (view->model);
5213 view->fullscreen = ev_document_model_get_fullscreen (view->model);
5214 ev_view_document_changed_cb (view->model, NULL, view);
5216 g_signal_connect (view->model, "notify::document",
5217 G_CALLBACK (ev_view_document_changed_cb),
5219 g_signal_connect (view->model, "notify::rotation",
5220 G_CALLBACK (ev_view_rotation_changed_cb),
5222 g_signal_connect (view->model, "notify::inverted-colors",
5223 G_CALLBACK (ev_view_inverted_colors_changed_cb),
5225 g_signal_connect (view->model, "notify::sizing-mode",
5226 G_CALLBACK (ev_view_sizing_mode_changed_cb),
5228 g_signal_connect (view->model, "notify::scale",
5229 G_CALLBACK (ev_view_scale_changed_cb),
5231 g_signal_connect (view->model, "notify::continuous",
5232 G_CALLBACK (ev_view_continuous_changed_cb),
5234 g_signal_connect (view->model, "notify::dual-page",
5235 G_CALLBACK (ev_view_dual_page_changed_cb),
5237 g_signal_connect (view->model, "notify::fullscreen",
5238 G_CALLBACK (ev_view_fullscreen_changed_cb),
5240 g_signal_connect (view->model, "page-changed",
5241 G_CALLBACK (ev_view_page_changed_cb),
5246 ev_view_reload_page (EvView *view,
5248 cairo_region_t *region)
5250 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
5258 ev_view_reload (EvView *view)
5260 ev_pixbuf_cache_clear (view->pixbuf_cache);
5261 view_update_range_and_current_page (view);
5264 /*** Zoom and sizing mode ***/
5267 ev_view_can_zoom_in (EvView *view)
5269 return view->scale * ZOOM_IN_FACTOR <= ev_document_model_get_max_scale (view->model);
5273 ev_view_can_zoom_out (EvView *view)
5275 return view->scale * ZOOM_OUT_FACTOR >= ev_document_model_get_min_scale (view->model);
5279 ev_view_zoom_in (EvView *view)
5283 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
5285 view->pending_scroll = SCROLL_TO_CENTER;
5286 scale = ev_document_model_get_scale (view->model) * ZOOM_IN_FACTOR;
5287 ev_document_model_set_scale (view->model, scale);
5291 ev_view_zoom_out (EvView *view)
5295 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
5297 view->pending_scroll = SCROLL_TO_CENTER;
5298 scale = ev_document_model_get_scale (view->model) * ZOOM_OUT_FACTOR;
5299 ev_document_model_set_scale (view->model, scale);
5303 zoom_for_size_fit_width (gdouble doc_width,
5308 return (double)target_width / doc_width;
5312 zoom_for_size_fit_height (gdouble doc_width,
5317 return (double)target_height / doc_height;
5321 zoom_for_size_best_fit (gdouble doc_width,
5329 w_scale = (double)target_width / doc_width;
5330 h_scale = (double)target_height / doc_height;
5332 return MIN (w_scale, h_scale);
5336 ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
5340 gdouble doc_width, doc_height;
5345 ev_document_get_max_page_size (view->document, &doc_width, &doc_height);
5346 if (view->rotation == 90 || view->rotation == 270) {
5350 doc_width = doc_height;
5354 compute_border (view, doc_width, doc_height, &border);
5357 width -= (2 * (border.left + border.right) + 3 * view->spacing);
5358 height -= (border.top + border.bottom + 2 * view->spacing - 1);
5360 sb_size = ev_view_get_scrollbar_size (view, GTK_ORIENTATION_VERTICAL);
5362 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
5363 scale = zoom_for_size_fit_width (doc_width, doc_height, width - sb_size, height);
5364 } else if (view->sizing_mode == EV_SIZING_BEST_FIT)
5365 scale = zoom_for_size_best_fit (doc_width, doc_height, width - sb_size, height);
5367 g_assert_not_reached ();
5369 ev_document_model_set_scale (view->model, scale);
5373 ev_view_zoom_for_size_continuous (EvView *view,
5377 gdouble doc_width, doc_height;
5382 ev_document_get_max_page_size (view->document, &doc_width, &doc_height);
5383 if (view->rotation == 90 || view->rotation == 270) {
5387 doc_width = doc_height;
5391 compute_border (view, doc_width, doc_height, &border);
5393 width -= (border.left + border.right + 2 * view->spacing);
5394 height -= (border.top + border.bottom + 2 * view->spacing - 1);
5396 sb_size = ev_view_get_scrollbar_size (view, GTK_ORIENTATION_VERTICAL);
5398 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
5399 scale = zoom_for_size_fit_width (doc_width, doc_height, width - sb_size, height);
5400 } else if (view->sizing_mode == EV_SIZING_BEST_FIT)
5401 scale = zoom_for_size_best_fit (doc_width, doc_height, width - sb_size, height);
5403 g_assert_not_reached ();
5405 ev_document_model_set_scale (view->model, scale);
5409 ev_view_zoom_for_size_dual_page (EvView *view,
5414 gdouble doc_width, doc_height;
5418 other_page = view->current_page ^ 1;
5420 /* Find the largest of the two. */
5421 get_doc_page_size (view, view->current_page, &doc_width, &doc_height);
5422 if (other_page < ev_document_get_n_pages (view->document)) {
5423 gdouble width_2, height_2;
5425 get_doc_page_size (view, other_page, &width_2, &height_2);
5426 if (width_2 > doc_width)
5427 doc_width = width_2;
5428 if (height_2 > doc_height)
5429 doc_height = height_2;
5431 compute_border (view, width, height, &border);
5433 doc_width = doc_width * 2;
5434 width -= ((border.left + border.right)* 2 + 3 * view->spacing);
5435 height -= (border.top + border.bottom + 2 * view->spacing);
5437 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
5440 sb_size = ev_view_get_scrollbar_size (view, GTK_ORIENTATION_VERTICAL);
5441 scale = zoom_for_size_fit_width (doc_width, doc_height, width - sb_size, height);
5442 } else if (view->sizing_mode == EV_SIZING_BEST_FIT)
5443 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height);
5445 g_assert_not_reached ();
5447 ev_document_model_set_scale (view->model, scale);
5451 ev_view_zoom_for_size_single_page (EvView *view,
5455 gdouble doc_width, doc_height;
5459 get_doc_page_size (view, view->current_page, &doc_width, &doc_height);
5461 /* Get an approximate border */
5462 compute_border (view, width, height, &border);
5464 width -= (border.left + border.right + 2 * view->spacing);
5465 height -= (border.top + border.bottom + 2 * view->spacing);
5467 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
5470 sb_size = ev_view_get_scrollbar_size (view, GTK_ORIENTATION_VERTICAL);
5471 scale = zoom_for_size_fit_width (doc_width, doc_height, width - sb_size, height);
5472 } else if (view->sizing_mode == EV_SIZING_BEST_FIT)
5473 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height);
5475 g_assert_not_reached ();
5477 ev_document_model_set_scale (view->model, scale);
5481 ev_view_zoom_for_size (EvView *view,
5485 g_return_if_fail (EV_IS_VIEW (view));
5486 g_return_if_fail (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
5487 view->sizing_mode == EV_SIZING_BEST_FIT);
5488 g_return_if_fail (width >= 0);
5489 g_return_if_fail (height >= 0);
5491 if (view->document == NULL)
5494 if (view->continuous && view->dual_page)
5495 ev_view_zoom_for_size_continuous_and_dual_page (view, width, height);
5496 else if (view->continuous)
5497 ev_view_zoom_for_size_continuous (view, width, height);
5498 else if (view->dual_page)
5499 ev_view_zoom_for_size_dual_page (view, width, height);
5501 ev_view_zoom_for_size_single_page (view, width, height);
5506 ev_view_find_get_n_results (EvView *view, gint page)
5508 return view->find_pages ? g_list_length (view->find_pages[page]) : 0;
5511 static EvRectangle *
5512 ev_view_find_get_result (EvView *view, gint page, gint result)
5514 return view->find_pages ? (EvRectangle *) g_list_nth_data (view->find_pages[page], result) : NULL;
5518 jump_to_find_result (EvView *view)
5521 gint page = view->current_page;
5523 n_results = ev_view_find_get_n_results (view, page);
5525 if (n_results > 0 && view->find_result < n_results) {
5527 GdkRectangle view_rect;
5529 rect = ev_view_find_get_result (view, page, view->find_result);
5530 doc_rect_to_view_rect (view, page, rect, &view_rect);
5531 ensure_rectangle_is_visible (view, &view_rect);
5532 view->jump_to_find_result = FALSE;
5538 * @view: #EvView instance
5539 * @direction: Direction to look
5540 * @shift: Shift from current page
5542 * Jumps to the first page that has occurences of searched word.
5543 * Uses a direction where to look and a shift from current page.
5547 jump_to_find_page (EvView *view, EvViewFindDirection direction, gint shift)
5551 n_pages = ev_document_get_n_pages (view->document);
5553 for (i = 0; i < n_pages; i++) {
5556 if (direction == EV_VIEW_FIND_NEXT)
5557 page = view->current_page + i;
5559 page = view->current_page - i;
5562 if (page >= n_pages) {
5563 page = page - n_pages;
5564 } else if (page < 0)
5565 page = page + n_pages;
5567 if (ev_view_find_get_n_results (view, page) > 0) {
5568 ev_document_model_set_page (view->model, page);
5575 ev_view_find_changed (EvView *view, GList **results, gint page)
5577 view->find_pages = results;
5579 if (view->jump_to_find_result == TRUE) {
5580 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 0);
5581 jump_to_find_result (view);
5584 if (view->current_page == page)
5585 gtk_widget_queue_draw (GTK_WIDGET (view));
5589 ev_view_find_next (EvView *view)
5593 n_results = ev_view_find_get_n_results (view, view->current_page);
5594 view->find_result++;
5596 if (view->find_result >= n_results) {
5597 view->find_result = 0;
5598 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 1);
5599 jump_to_find_result (view);
5601 jump_to_find_result (view);
5602 gtk_widget_queue_draw (GTK_WIDGET (view));
5607 ev_view_find_previous (EvView *view)
5609 view->find_result--;
5611 if (view->find_result < 0) {
5612 jump_to_find_page (view, EV_VIEW_FIND_PREV, -1);
5613 view->find_result = MAX (0, ev_view_find_get_n_results (view, view->current_page) - 1);
5614 jump_to_find_result (view);
5616 jump_to_find_result (view);
5617 gtk_widget_queue_draw (GTK_WIDGET (view));
5622 ev_view_find_search_changed (EvView *view)
5624 /* search string has changed, focus on new search result */
5625 view->jump_to_find_result = TRUE;
5626 view->find_pages = NULL;
5630 ev_view_find_set_highlight_search (EvView *view, gboolean value)
5632 view->highlight_find_results = value;
5633 gtk_widget_queue_draw (GTK_WIDGET (view));
5637 ev_view_find_cancel (EvView *view)
5639 view->find_pages = NULL;
5644 ev_view_highlight_forward_search (EvView *view,
5649 GdkRectangle view_rect;
5651 if (!ev_document_has_synctex (view->document))
5654 mapping = ev_document_synctex_forward_search (view->document, link);
5658 if (view->synctex_result)
5659 g_free (view->synctex_result);
5660 view->synctex_result = mapping;
5662 page = GPOINTER_TO_INT (mapping->data);
5663 ev_document_model_set_page (view->model, page);
5665 doc_rect_to_view_rect (view, page, &mapping->area, &view_rect);
5666 ensure_rectangle_is_visible (view, &view_rect);
5667 gtk_widget_queue_draw (GTK_WIDGET (view));
5670 /*** Selections ***/
5672 /* compute_new_selection_rect/text calculates the area currently selected by
5673 * view_rect. each handles a different mode;
5676 compute_new_selection_rect (EvView *view,
5680 GdkRectangle view_rect;
5684 g_assert (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE);
5686 view_rect.x = MIN (start->x, stop->x);
5687 view_rect.y = MIN (start->y, stop->y);
5688 view_rect.width = MAX (start->x, stop->x) - view_rect.x;
5689 view_rect.width = MAX (start->y, stop->y) - view_rect.y;
5691 n_pages = ev_document_get_n_pages (view->document);
5693 for (i = 0; i < n_pages; i++) {
5694 GdkRectangle page_area;
5697 if (ev_view_get_page_extents (view, i, &page_area, &border)) {
5698 GdkRectangle overlap;
5700 if (gdk_rectangle_intersect (&page_area, &view_rect, &overlap)) {
5701 EvViewSelection *selection;
5703 selection = g_new0 (EvViewSelection, 1);
5704 selection->page = i;
5705 view_rect_to_doc_rect (view, &overlap, &page_area,
5706 &(selection->rect));
5708 list = g_list_append (list, selection);
5717 gdk_rectangle_point_in (GdkRectangle *rectangle,
5720 return rectangle->x <= point->x &&
5721 rectangle->y <= point->y &&
5722 point->x < rectangle->x + rectangle->width &&
5723 point->y < rectangle->y + rectangle->height;
5727 compute_new_selection_text (EvView *view,
5728 EvSelectionStyle style,
5732 int n_pages, i, first, last;
5734 EvViewSelection *selection;
5735 gdouble width, height;
5736 int start_page, end_page;
5738 g_assert (view->selection_mode == EV_VIEW_SELECTION_TEXT);
5740 n_pages = ev_document_get_n_pages (view->document);
5742 /* First figure out the range of pages the selection
5746 if (view->continuous) {
5749 } else if (view->dual_page) {
5750 start_page = view->start_page;
5751 end_page = view->end_page + 1;
5753 start_page = view->current_page;
5754 end_page = view->current_page + 1;
5757 for (i = start_page; i < end_page; i++) {
5758 GdkRectangle page_area;
5761 ev_view_get_page_extents (view, i, &page_area, &border);
5762 if (gdk_rectangle_point_in (&page_area, start) ||
5763 gdk_rectangle_point_in (&page_area, stop)) {
5764 if (first == n_pages)
5771 /* Now create a list of EvViewSelection's for the affected
5772 * pages. This could be an empty list, a list of just one
5773 * page or a number of pages.*/
5774 for (i = first; i < last + 1; i++) {
5775 GdkRectangle page_area;
5779 get_doc_page_size (view, i, &width, &height);
5781 selection = g_new0 (EvViewSelection, 1);
5782 selection->page = i;
5783 selection->style = style;
5784 selection->rect.x1 = selection->rect.y1 = 0;
5785 selection->rect.x2 = width;
5786 selection->rect.y2 = height;
5788 ev_view_get_page_extents (view, i, &page_area, &border);
5790 if (gdk_rectangle_point_in (&page_area, start))
5796 view_point_to_doc_point (view, point, &page_area,
5797 &selection->rect.x1,
5798 &selection->rect.y1);
5800 /* If the selection is contained within just one page,
5801 * make sure we don't write 'start' into both points
5802 * in selection->rect. */
5807 view_point_to_doc_point (view, point, &page_area,
5808 &selection->rect.x2,
5809 &selection->rect.y2);
5811 list = g_list_append (list, selection);
5817 /* This function takes the newly calculated list, and figures out which regions
5818 * have changed. It then queues a redraw approporiately.
5821 merge_selection_region (EvView *view,
5825 GList *new_list_ptr, *old_list_ptr;
5827 /* Update the selection */
5828 old_list = ev_pixbuf_cache_get_selection_list (view->pixbuf_cache);
5829 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5830 g_list_free (view->selection_info.selections);
5831 view->selection_info.selections = new_list;
5832 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, new_list);
5833 g_signal_emit (view, signals[SIGNAL_SELECTION_CHANGED], 0, NULL);
5835 new_list_ptr = new_list;
5836 old_list_ptr = old_list;
5838 while (new_list_ptr || old_list_ptr) {
5839 EvViewSelection *old_sel, *new_sel;
5841 cairo_region_t *region = NULL;
5843 new_sel = (new_list_ptr) ? (new_list_ptr->data) : NULL;
5844 old_sel = (old_list_ptr) ? (old_list_ptr->data) : NULL;
5846 /* Assume that the lists are in order, and we run through them
5847 * comparing them, one page at a time. We come out with the
5848 * first page we see. */
5849 if (new_sel && old_sel) {
5850 if (new_sel->page < old_sel->page) {
5851 new_list_ptr = new_list_ptr->next;
5853 } else if (new_sel->page > old_sel->page) {
5854 old_list_ptr = old_list_ptr->next;
5857 new_list_ptr = new_list_ptr->next;
5858 old_list_ptr = old_list_ptr->next;
5860 } else if (new_sel) {
5861 new_list_ptr = new_list_ptr->next;
5862 } else if (old_sel) {
5863 old_list_ptr = old_list_ptr->next;
5866 g_assert (new_sel || old_sel);
5868 /* is the page we're looking at on the screen?*/
5869 cur_page = new_sel ? new_sel->page : old_sel->page;
5870 if (cur_page < view->start_page || cur_page > view->end_page)
5873 /* seed the cache with a new page. We are going to need the new
5876 cairo_region_t *tmp_region = NULL;
5878 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
5883 if (tmp_region && !cairo_region_is_empty (tmp_region)) {
5884 new_sel->covered_region = cairo_region_reference (tmp_region);
5888 /* Now we figure out what needs redrawing */
5889 if (old_sel && new_sel) {
5890 if (old_sel->covered_region && new_sel->covered_region) {
5891 /* We only want to redraw the areas that have
5892 * changed, so we xor the old and new regions
5893 * and redraw if it's different */
5894 region = cairo_region_copy (old_sel->covered_region);
5895 #if CAIRO_VERSION >= CAIRO_VERSION_ENCODE(1, 9, 12)
5896 cairo_region_xor (region, new_sel->covered_region);
5898 cairo_region_t *tbr;
5899 tbr = cairo_region_copy (new_sel->covered_region);
5901 /* xor old_sel, new_sel*/
5902 cairo_region_subtract (tbr, region);
5903 cairo_region_subtract (region, new_sel->covered_region);
5904 cairo_region_union (region, tbr);
5905 cairo_region_destroy (tbr);
5908 if (cairo_region_is_empty (region)) {
5909 cairo_region_destroy (region);
5912 gint num_rectangles = cairo_region_num_rectangles (region);
5915 /* We need to make the damage region a little bigger
5916 * because the edges of the old selection might change
5918 cairo_region_get_rectangle (region, 0, &r);
5921 cairo_region_union_rectangle (region, &r);
5923 cairo_region_get_rectangle (region, num_rectangles - 1, &r);
5926 cairo_region_union_rectangle (region, &r);
5928 } else if (old_sel->covered_region) {
5929 region = cairo_region_copy (old_sel->covered_region);
5930 } else if (new_sel->covered_region) {
5931 region = cairo_region_copy (new_sel->covered_region);
5933 } else if (old_sel && !new_sel) {
5934 if (old_sel->covered_region && !cairo_region_is_empty (old_sel->covered_region)) {
5935 region = cairo_region_copy (old_sel->covered_region);
5937 } else if (!old_sel && new_sel) {
5938 if (new_sel->covered_region && !cairo_region_is_empty (new_sel->covered_region)) {
5939 region = cairo_region_copy (new_sel->covered_region);
5942 g_assert_not_reached ();
5945 /* Redraw the damaged region! */
5947 GdkWindow *bin_window;
5948 GdkRectangle page_area;
5951 bin_window = gtk_layout_get_bin_window (GTK_LAYOUT (view));
5952 ev_view_get_page_extents (view, cur_page, &page_area, &border);
5953 cairo_region_translate (region,
5954 page_area.x + border.left - view->scroll_x,
5955 page_area.y + border.top - view->scroll_y);
5956 gdk_window_invalidate_region (bin_window, region, TRUE);
5957 cairo_region_destroy (region);
5961 /* Free the old list, now that we're done with it. */
5962 g_list_foreach (old_list, (GFunc) selection_free, NULL);
5963 g_list_free (old_list);
5967 compute_selections (EvView *view,
5968 EvSelectionStyle style,
5974 if (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE)
5975 list = compute_new_selection_rect (view, start, stop);
5977 list = compute_new_selection_text (view, style, start, stop);
5978 merge_selection_region (view, list);
5981 /* Free's the selection. It's up to the caller to queue redraws if needed.
5984 selection_free (EvViewSelection *selection)
5986 if (selection->covered_region)
5987 cairo_region_destroy (selection->covered_region);
5992 clear_selection (EvView *view)
5994 if (view->selection_info.selections) {
5995 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5996 g_list_free (view->selection_info.selections);
5997 view->selection_info.selections = NULL;
5999 g_signal_emit (view, signals[SIGNAL_SELECTION_CHANGED], 0, NULL);
6001 view->selection_info.in_selection = FALSE;
6002 if (view->pixbuf_cache)
6003 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, NULL);
6007 ev_view_select_all (EvView *view)
6009 GList *selections = NULL;
6012 /* Disable selection on rotated pages for the 0.4.0 series */
6013 if (view->rotation != 0)
6016 clear_selection (view);
6018 n_pages = ev_document_get_n_pages (view->document);
6019 for (i = 0; i < n_pages; i++) {
6020 gdouble width, height;
6021 EvViewSelection *selection;
6023 get_doc_page_size (view, i, &width, &height);
6025 selection = g_new0 (EvViewSelection, 1);
6026 selection->page = i;
6027 selection->style = EV_SELECTION_STYLE_GLYPH;
6028 selection->rect.x1 = selection->rect.y1 = 0;
6029 selection->rect.x2 = width;
6030 selection->rect.y2 = height;
6032 selections = g_list_append (selections, selection);
6035 merge_selection_region (view, selections);
6036 gtk_widget_queue_draw (GTK_WIDGET (view));
6040 ev_view_get_has_selection (EvView *view)
6042 return view->selection_info.selections != NULL;
6046 get_selected_text (EvView *view)
6050 gchar *normalized_text;
6052 text = g_string_new (NULL);
6054 ev_document_doc_mutex_lock ();
6056 for (l = view->selection_info.selections; l != NULL; l = l->next) {
6057 EvViewSelection *selection = (EvViewSelection *)l->data;
6061 page = ev_document_get_page (view->document, selection->page);
6062 tmp = ev_selection_get_selected_text (EV_SELECTION (view->document),
6063 page, selection->style,
6064 &(selection->rect));
6065 g_object_unref (page);
6066 g_string_append (text, tmp);
6070 ev_document_doc_mutex_unlock ();
6072 normalized_text = g_utf8_normalize (text->str, text->len, G_NORMALIZE_NFKC);
6073 g_string_free (text, TRUE);
6074 return normalized_text;
6078 ev_view_clipboard_copy (EvView *view,
6081 GtkClipboard *clipboard;
6083 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (view),
6084 GDK_SELECTION_CLIPBOARD);
6085 gtk_clipboard_set_text (clipboard, text, -1);
6089 ev_view_copy (EvView *ev_view)
6093 if (!EV_IS_SELECTION (ev_view->document))
6096 text = get_selected_text (ev_view);
6097 ev_view_clipboard_copy (ev_view, text);
6102 ev_view_primary_get_cb (GtkClipboard *clipboard,
6103 GtkSelectionData *selection_data,
6107 EvView *ev_view = EV_VIEW (data);
6109 if (ev_view->link_selected) {
6110 gtk_selection_data_set_text (selection_data,
6111 ev_link_action_get_uri (ev_view->link_selected),
6113 } else if (EV_IS_SELECTION (ev_view->document) &&
6114 ev_view->selection_info.selections) {
6117 text = get_selected_text (ev_view);
6119 gtk_selection_data_set_text (selection_data, text, -1);
6126 ev_view_primary_clear_cb (GtkClipboard *clipboard,
6129 EvView *view = EV_VIEW (data);
6131 clear_selection (view);
6132 clear_link_selected (view);
6136 ev_view_update_primary_selection (EvView *ev_view)
6138 GtkClipboard *clipboard;
6140 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
6141 GDK_SELECTION_PRIMARY);
6143 if (ev_view->selection_info.selections || ev_view->link_selected) {
6144 GtkTargetList *target_list;
6145 GtkTargetEntry *targets;
6148 target_list = gtk_target_list_new (NULL, 0);
6149 gtk_target_list_add_text_targets (target_list, 0);
6150 targets = gtk_target_table_new_from_list (target_list, &n_targets);
6151 gtk_target_list_unref (target_list);
6153 if (!gtk_clipboard_set_with_owner (clipboard,
6155 ev_view_primary_get_cb,
6156 ev_view_primary_clear_cb,
6157 G_OBJECT (ev_view)))
6158 ev_view_primary_clear_cb (clipboard, ev_view);
6160 gtk_target_table_free (targets, n_targets);
6162 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (ev_view))
6163 gtk_clipboard_clear (clipboard);
6168 clear_link_selected (EvView *view)
6170 if (view->link_selected) {
6171 g_object_unref (view->link_selected);
6172 view->link_selected = NULL;
6177 ev_view_copy_link_address (EvView *view,
6178 EvLinkAction *action)
6180 clear_link_selected (view);
6182 ev_view_clipboard_copy (view, ev_link_action_get_uri (action));
6184 view->link_selected = g_object_ref (action);
6185 ev_view_update_primary_selection (view);
6188 /*** Cursor operations ***/
6190 ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
6192 GdkCursor *cursor = NULL;
6194 GdkWindow *bin_window;
6196 if (view->cursor == new_cursor) {
6200 view->cursor = new_cursor;
6202 bin_window = gtk_layout_get_bin_window (GTK_LAYOUT (view));
6203 widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
6204 cursor = ev_view_cursor_new (gtk_widget_get_display (widget), new_cursor);
6205 gdk_window_set_cursor (bin_window, cursor);
6208 gdk_cursor_unref (cursor);
6212 ev_view_hide_cursor (EvView *view)
6214 ev_view_set_cursor (view, EV_VIEW_CURSOR_HIDDEN);
6218 ev_view_show_cursor (EvView *view)
6220 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
6224 ev_view_next_page (EvView *view)
6228 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
6230 if (!view->document)
6233 page = ev_document_model_get_page (view->model);
6234 n_pages = ev_document_get_n_pages (view->document);
6236 if (view->dual_page)
6241 if (page < n_pages) {
6242 ev_document_model_set_page (view->model, page);
6244 } else if (view->dual_page && page == n_pages) {
6245 ev_document_model_set_page (view->model, page - 1);
6253 ev_view_previous_page (EvView *view)
6257 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
6259 if (!view->document)
6262 page = ev_document_model_get_page (view->model);
6264 if (view->dual_page)
6270 ev_document_model_set_page (view->model, page);
6272 } else if (view->dual_page && page == -1) {
6273 ev_document_model_set_page (view->model, 0);