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., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
24 #include <gtk/gtkalignment.h>
25 #include <glib/gi18n.h>
26 #include <gtk/gtkbindings.h>
27 #include <gtk/gtkselection.h>
28 #include <gtk/gtkclipboard.h>
29 #include <gdk/gdkkeysyms.h>
31 #include "ev-marshal.h"
33 #include "ev-view-private.h"
35 #include "ev-selection.h"
36 #include "ev-document-links.h"
37 #include "ev-document-images.h"
38 #include "ev-document-find.h"
39 #include "ev-document-transition.h"
40 #include "ev-document-forms.h"
41 #include "ev-document-misc.h"
42 #include "ev-job-queue.h"
43 #include "ev-page-cache.h"
44 #include "ev-pixbuf-cache.h"
45 #include "ev-tooltip.h"
46 #include "ev-application.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))
68 SIGNAL_BINDING_ACTIVATED,
87 TARGET_TEXT_BUFFER_CONTENTS
90 static const GtkTargetEntry clipboard_targets[] = {
91 { "STRING", 0, TARGET_STRING },
92 { "TEXT", 0, TARGET_TEXT },
93 { "COMPOUND_TEXT", 0, TARGET_COMPOUND_TEXT },
94 { "UTF8_STRING", 0, TARGET_UTF8_STRING },
97 static const GtkTargetEntry view_drop_targets[] = {
98 { "text/uri-list", 0, 0 }
101 static guint signals[N_SIGNALS];
106 } EvViewFindDirection;
108 #define ZOOM_IN_FACTOR 1.2
109 #define ZOOM_OUT_FACTOR (1.0/ZOOM_IN_FACTOR)
111 #define MIN_SCALE 0.05409
112 #define MAX_SCALE 4.0
114 #define SCROLL_TIME 150
117 static void scroll_to_current_page (EvView *view,
118 GtkOrientation orientation);
119 static void ev_view_set_scroll_adjustments (GtkLayout *layout,
120 GtkAdjustment *hadjustment,
121 GtkAdjustment *vadjustment);
122 static void view_update_range_and_current_page (EvView *view);
123 static void set_scroll_adjustment (EvView *view,
124 GtkOrientation orientation,
125 GtkAdjustment *adjustment);
126 static void add_scroll_binding_keypad (GtkBindingSet *binding_set,
128 GdkModifierType modifiers,
130 gboolean horizontal);
131 static void ensure_rectangle_is_visible (EvView *view,
134 /*** Geometry computations ***/
135 static void compute_border (EvView *view,
139 static void get_page_y_offset (EvView *view,
143 static gboolean get_page_extents (EvView *view,
145 GdkRectangle *page_area,
147 static void view_rect_to_doc_rect (EvView *view,
148 GdkRectangle *view_rect,
149 GdkRectangle *page_area,
150 EvRectangle *doc_rect);
151 static void doc_rect_to_view_rect (EvView *view,
153 EvRectangle *doc_rect,
154 GdkRectangle *view_rect);
155 static void find_page_at_location (EvView *view,
161 static gboolean doc_point_to_view_point (EvView *view,
164 GdkPoint *view_point);
166 static EvLink * ev_view_get_link_at_location (EvView *view,
169 static char* tip_from_link (EvView *view,
172 static EvFormField *ev_view_get_form_field_at_location (EvView *view,
176 /*** GtkWidget implementation ***/
177 static void ev_view_size_request_continuous_dual_page (EvView *view,
178 GtkRequisition *requisition);
179 static void ev_view_size_request_continuous (EvView *view,
180 GtkRequisition *requisition);
181 static void ev_view_size_request_dual_page (EvView *view,
182 GtkRequisition *requisition);
183 static void ev_view_size_request_single_page (EvView *view,
184 GtkRequisition *requisition);
185 static void ev_view_size_request (GtkWidget *widget,
186 GtkRequisition *requisition);
187 static void ev_view_size_allocate (GtkWidget *widget,
188 GtkAllocation *allocation);
189 static void ev_view_realize (GtkWidget *widget);
190 static gboolean ev_view_scroll_event (GtkWidget *widget,
191 GdkEventScroll *event);
192 static gboolean ev_view_expose_event (GtkWidget *widget,
193 GdkEventExpose *event);
194 static gboolean ev_view_popup_menu (GtkWidget *widget);
195 static gboolean ev_view_button_press_event (GtkWidget *widget,
196 GdkEventButton *event);
197 static gboolean ev_view_motion_notify_event (GtkWidget *widget,
198 GdkEventMotion *event);
199 static gboolean ev_view_button_release_event (GtkWidget *widget,
200 GdkEventButton *event);
201 static gboolean ev_view_enter_notify_event (GtkWidget *widget,
202 GdkEventCrossing *event);
203 static gboolean ev_view_leave_notify_event (GtkWidget *widget,
204 GdkEventCrossing *event);
205 static void ev_view_style_set (GtkWidget *widget,
206 GtkStyle *old_style);
207 static void ev_view_remove_all (EvView *view);
209 static AtkObject *ev_view_get_accessible (GtkWidget *widget);
212 static guint32 ev_gdk_color_to_rgb (const GdkColor *color);
213 static void draw_rubberband (GtkWidget *widget,
215 const GdkRectangle *rect,
217 static void highlight_find_results (EvView *view,
219 static void draw_one_page (EvView *view,
221 GdkRectangle *page_area,
223 GdkRectangle *expose_area,
224 gboolean *page_ready);
225 static void draw_loading_text (EvView *view,
226 GdkRectangle *page_area,
227 GdkRectangle *expose_area);
230 static void find_changed_cb (EvDocument *document,
233 static void job_finished_cb (EvPixbufCache *pixbuf_cache,
236 static void page_changed_cb (EvPageCache *page_cache,
239 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
243 static void ev_view_finalize (GObject *object);
244 static void ev_view_destroy (GtkObject *object);
245 static void ev_view_set_property (GObject *object,
249 static void ev_view_get_property (GObject *object,
253 static void ev_view_class_init (EvViewClass *class);
254 static void ev_view_init (EvView *view);
256 /*** Zoom and sizing ***/
257 static double zoom_for_size_fit_width (int doc_width,
262 static double zoom_for_size_fit_height (int doc_width,
267 static double zoom_for_size_best_fit (int doc_width,
273 static void ev_view_zoom_for_size_presentation (EvView *view,
276 static void ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
281 static void ev_view_zoom_for_size_continuous (EvView *view,
286 static void ev_view_zoom_for_size_dual_page (EvView *view,
291 static void ev_view_zoom_for_size_single_page (EvView *view,
297 static GdkCursor* ev_view_create_invisible_cursor (void);
298 static void ev_view_set_cursor (EvView *view,
299 EvViewCursor new_cursor);
300 static void ev_view_handle_cursor_over_xy (EvView *view,
304 /*** Status messages ***/
305 static void ev_view_set_status (EvView *view,
306 const char *message);
307 static void update_find_status_message (EvView *view,
309 static void ev_view_set_find_status (EvView *view,
310 const char *message);
312 static void jump_to_find_result (EvView *view);
313 static void jump_to_find_page (EvView *view,
314 EvViewFindDirection direction,
318 static void compute_selections (EvView *view,
321 static void clear_selection (EvView *view);
322 static void selection_free (EvViewSelection *selection);
323 static char* get_selected_text (EvView *ev_view);
324 static void ev_view_primary_get_cb (GtkClipboard *clipboard,
325 GtkSelectionData *selection_data,
328 static void ev_view_primary_clear_cb (GtkClipboard *clipboard,
330 static void ev_view_update_primary_selection (EvView *ev_view);
332 /*** Presentation ***/
333 static void ev_view_presentation_transition_start (EvView *ev_view);
334 static void ev_view_presentation_transition_stop (EvView *ev_view);
337 G_DEFINE_TYPE (EvView, ev_view, GTK_TYPE_LAYOUT)
340 scroll_to_current_page (EvView *view, GtkOrientation orientation)
344 if (view->document == NULL) {
348 doc_point_to_view_point (view, view->current_page, &view->pending_point, &view_point);
350 if (orientation == GTK_ORIENTATION_VERTICAL) {
351 view->pending_point.y = 0;
353 view->pending_point.x = 0;
356 if (orientation == GTK_ORIENTATION_VERTICAL) {
357 if (view->continuous) {
358 gtk_adjustment_clamp_page (view->vadjustment,
359 view_point.y - view->spacing / 2,
360 view_point.y + view->vadjustment->page_size);
362 gtk_adjustment_set_value (view->vadjustment,
364 view->vadjustment->lower,
365 view->vadjustment->upper -
366 view->vadjustment->page_size));
369 if (view->dual_page) {
370 gtk_adjustment_clamp_page (view->hadjustment,
372 view_point.x + view->hadjustment->page_size);
374 gtk_adjustment_set_value (view->hadjustment,
376 view->hadjustment->lower,
377 view->hadjustment->upper -
378 view->hadjustment->page_size));
384 view_set_adjustment_values (EvView *view,
385 GtkOrientation orientation)
387 GtkWidget *widget = GTK_WIDGET (view);
388 GtkAdjustment *adjustment;
395 if (orientation == GTK_ORIENTATION_HORIZONTAL) {
396 requisition = widget->requisition.width;
397 allocation = widget->allocation.width;
398 adjustment = view->hadjustment;
400 requisition = widget->requisition.height;
401 allocation = widget->allocation.height;
402 adjustment = view->vadjustment;
409 switch (view->pending_scroll) {
410 case SCROLL_TO_KEEP_POSITION:
411 case SCROLL_TO_FIND_LOCATION:
412 factor = (adjustment->value) / adjustment->upper;
414 case SCROLL_TO_PAGE_POSITION:
416 case SCROLL_TO_CENTER:
417 factor = (adjustment->value + adjustment->page_size * 0.5) / adjustment->upper;
421 adjustment->page_size = allocation;
422 adjustment->step_increment = allocation * 0.1;
423 adjustment->page_increment = allocation * 0.9;
424 adjustment->lower = 0;
425 adjustment->upper = MAX (allocation, requisition);
428 * We add 0.5 to the values before to average out our rounding errors.
430 switch (view->pending_scroll) {
431 case SCROLL_TO_KEEP_POSITION:
432 case SCROLL_TO_FIND_LOCATION:
433 new_value = CLAMP (adjustment->upper * factor + 0.5, 0, adjustment->upper - adjustment->page_size);
434 gtk_adjustment_set_value (adjustment, (int)new_value);
436 case SCROLL_TO_PAGE_POSITION:
437 scroll_to_current_page (view, orientation);
439 case SCROLL_TO_CENTER:
440 new_value = CLAMP (adjustment->upper * factor - adjustment->page_size * 0.5 + 0.5,
441 0, adjustment->upper - adjustment->page_size);
442 gtk_adjustment_set_value (adjustment, (int)new_value);
446 gtk_adjustment_changed (adjustment);
450 view_update_range_and_current_page (EvView *view)
453 gint best_current_page = -1;
455 /* Presentation trumps all other modes */
456 if (view->presentation) {
457 view->start_page = view->current_page;
458 view->end_page = view->current_page;
459 } else if (view->continuous) {
460 GdkRectangle current_area, unused, page_area;
462 gboolean found = FALSE;
463 gint area_max = -1, area;
466 if (!(view->vadjustment && view->hadjustment))
469 current_area.x = view->hadjustment->value;
470 current_area.width = view->hadjustment->upper;
471 current_area.y = view->vadjustment->value;
472 current_area.height = view->vadjustment->page_size;
474 for (i = 0; i < ev_page_cache_get_n_pages (view->page_cache); i++) {
476 get_page_extents (view, i, &page_area, &border);
478 if (gdk_rectangle_intersect (¤t_area, &page_area, &unused)) {
479 area = unused.width * unused.height;
483 view->start_page = i;
485 best_current_page = i;
487 if (area > area_max) {
488 best_current_page = (area == area_max) ? MIN (i, best_current_page) : i;
498 } else if (view->dual_page) {
499 if (view->current_page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) {
500 view->start_page = view->current_page;
501 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache))
502 view->end_page = view->start_page + 1;
504 view->end_page = view->start_page;
506 if (view->current_page < 1)
507 view->start_page = view->current_page;
509 view->start_page = view->current_page - 1;
510 view->end_page = view->current_page;
513 view->start_page = view->current_page;
514 view->end_page = view->current_page;
517 best_current_page = MAX (best_current_page, view->start_page);
518 current_page = ev_page_cache_get_current_page (view->page_cache);
520 if ((current_page != best_current_page) && (view->pending_scroll == SCROLL_TO_KEEP_POSITION)) {
521 view->current_page = best_current_page;
522 ev_page_cache_set_current_page (view->page_cache, best_current_page);
525 ev_pixbuf_cache_set_page_range (view->pixbuf_cache,
530 view->selection_info.selections);
534 set_scroll_adjustment (EvView *view,
535 GtkOrientation orientation,
536 GtkAdjustment *adjustment)
538 GtkAdjustment **to_set;
540 if (orientation == GTK_ORIENTATION_HORIZONTAL)
541 to_set = &view->hadjustment;
543 to_set = &view->vadjustment;
545 if (*to_set != adjustment) {
547 g_signal_handlers_disconnect_by_func (*to_set,
548 (gpointer) on_adjustment_value_changed,
550 g_object_unref (*to_set);
553 *to_set = adjustment;
554 view_set_adjustment_values (view, orientation);
557 g_object_ref (*to_set);
558 g_signal_connect (*to_set, "value_changed",
559 G_CALLBACK (on_adjustment_value_changed), view);
565 ev_view_set_scroll_adjustments (GtkLayout *layout,
566 GtkAdjustment *hadjustment,
567 GtkAdjustment *vadjustment)
569 EvView *view = EV_VIEW (layout);
571 set_scroll_adjustment (view, GTK_ORIENTATION_HORIZONTAL, hadjustment);
572 set_scroll_adjustment (view, GTK_ORIENTATION_VERTICAL, vadjustment);
574 on_adjustment_value_changed (NULL, view);
578 add_scroll_binding_keypad (GtkBindingSet *binding_set,
580 GdkModifierType modifiers,
584 guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
586 gtk_binding_entry_add_signal (binding_set, keyval, modifiers,
587 "binding_activated", 2,
588 EV_TYPE_SCROLL_TYPE, scroll,
589 G_TYPE_BOOLEAN, horizontal);
590 gtk_binding_entry_add_signal (binding_set, keypad_keyval, modifiers,
591 "binding_activated", 2,
592 EV_TYPE_SCROLL_TYPE, scroll,
593 G_TYPE_BOOLEAN, horizontal);
597 ev_view_scroll (EvView *view,
601 GtkAdjustment *adjustment;
602 double value, increment;
603 gboolean first_page = FALSE;
604 gboolean last_page = FALSE;
606 view->jump_to_find_result = FALSE;
608 if (view->presentation || view->sizing_mode == EV_SIZING_BEST_FIT) {
610 case EV_SCROLL_PAGE_BACKWARD:
611 case EV_SCROLL_STEP_BACKWARD:
612 ev_view_previous_page (view);
614 case EV_SCROLL_PAGE_FORWARD:
615 case EV_SCROLL_STEP_FORWARD:
616 ev_view_next_page (view);
624 /* Assign values for increment and vertical adjustment */
625 adjustment = horizontal ? view->hadjustment : view->vadjustment;
626 increment = adjustment->page_size * 0.75;
627 value = adjustment->value;
629 /* Assign boolean for first and last page */
630 if (view->current_page == 0)
632 if (view->current_page == ev_page_cache_get_n_pages (view->page_cache) - 1)
636 case EV_SCROLL_PAGE_BACKWARD:
637 /* Do not jump backwards if at the first page */
638 if (value == (adjustment->lower) && first_page) {
640 /* At the top of a page, assign the upper bound limit of previous page */
641 } else if (value == (adjustment->lower)) {
642 value = adjustment->upper - adjustment->page_size;
643 ev_view_previous_page (view);
644 /* Jump to the top */
646 value = MAX (value - increment, adjustment->lower);
649 case EV_SCROLL_PAGE_FORWARD:
650 /* Do not jump forward if at the last page */
651 if (value == (adjustment->upper - adjustment->page_size) && last_page) {
653 /* At the bottom of a page, assign the lower bound limit of next page */
654 } else if (value == (adjustment->upper - adjustment->page_size)) {
656 ev_view_next_page (view);
657 /* Jump to the bottom */
659 value = MIN (value + increment, adjustment->upper - adjustment->page_size);
662 case EV_SCROLL_STEP_BACKWARD:
663 value -= adjustment->step_increment;
665 case EV_SCROLL_STEP_FORWARD:
666 value += adjustment->step_increment;
668 case EV_SCROLL_STEP_DOWN:
669 value -= adjustment->step_increment / 10;
671 case EV_SCROLL_STEP_UP:
672 value += adjustment->step_increment / 10;
678 value = CLAMP (value, adjustment->lower,
679 adjustment->upper - adjustment->page_size);
681 gtk_adjustment_set_value (adjustment, value);
687 ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect)
689 GtkWidget *widget = GTK_WIDGET (view);
690 GtkAdjustment *adjustment;
693 view->pending_scroll = SCROLL_TO_FIND_LOCATION;
695 adjustment = view->vadjustment;
697 if (rect->y < adjustment->value) {
698 value = MAX (adjustment->lower, rect->y - MARGIN);
699 gtk_adjustment_set_value (view->vadjustment, value);
700 } else if (rect->y + rect->height >
701 adjustment->value + widget->allocation.height) {
702 value = MIN (adjustment->upper, rect->y + rect->height -
703 widget->allocation.height + MARGIN);
704 gtk_adjustment_set_value (view->vadjustment, value);
707 adjustment = view->hadjustment;
709 if (rect->x < adjustment->value) {
710 value = MAX (adjustment->lower, rect->x - MARGIN);
711 gtk_adjustment_set_value (view->hadjustment, value);
712 } else if (rect->x + rect->height >
713 adjustment->value + widget->allocation.width) {
714 value = MIN (adjustment->upper, rect->x + rect->width -
715 widget->allocation.width + MARGIN);
716 gtk_adjustment_set_value (view->hadjustment, value);
719 gtk_widget_queue_resize (GTK_WIDGET (view));
722 /*** Geometry computations ***/
725 compute_border (EvView *view, int width, int height, GtkBorder *border)
727 if (view->presentation) {
733 ev_document_misc_get_page_border_size (width, height, border);
738 get_page_y_offset (EvView *view, int page, double zoom, int *y_offset)
740 int max_width, offset;
743 g_return_if_fail (y_offset != NULL);
745 ev_page_cache_get_max_width (view->page_cache, view->rotation, zoom, &max_width);
747 compute_border (view, max_width, max_width, &border);
749 if (view->dual_page) {
750 ev_page_cache_get_height_to_page (view->page_cache, page,
751 view->rotation, zoom, NULL, &offset);
752 offset += ((page + ev_page_cache_get_dual_even_left (view->page_cache)) / 2 + 1) * view->spacing + ((page + ev_page_cache_get_dual_even_left (view->page_cache)) / 2 ) * (border.top + border.bottom);
754 ev_page_cache_get_height_to_page (view->page_cache, page,
755 view->rotation, zoom, &offset, NULL);
756 offset += (page + 1) * view->spacing + page * (border.top + border.bottom);
764 get_page_extents (EvView *view,
766 GdkRectangle *page_area,
772 widget = GTK_WIDGET (view);
774 /* Get the size of the page */
775 ev_page_cache_get_size (view->page_cache, page,
779 compute_border (view, width, height, border);
780 page_area->width = width + border->left + border->right;
781 page_area->height = height + border->top + border->bottom;
783 if (view->presentation) {
784 page_area->x = (MAX (0, widget->allocation.width - width))/2;
785 page_area->y = (MAX (0, widget->allocation.height - height))/2;
786 } else if (view->continuous) {
790 ev_page_cache_get_max_width (view->page_cache, view->rotation,
791 view->scale, &max_width);
792 max_width = max_width + border->left + border->right;
793 /* Get the location of the bounding box */
794 if (view->dual_page) {
795 x = view->spacing + ((page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? 0 : 1) * (max_width + view->spacing);
796 x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3)) / 2;
797 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
798 x = x + (max_width - width - border->left - border->right);
801 x = x + MAX (0, widget->allocation.width - (width + view->spacing * 2)) / 2;
804 get_page_y_offset (view, page, view->scale, &y);
810 if (view->dual_page) {
811 gint width_2, height_2;
812 gint max_width = width;
813 gint max_height = height;
814 GtkBorder overall_border;
817 other_page = (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? page + 1: page - 1;
819 /* First, we get the bounding box of the two pages */
820 if (other_page < ev_page_cache_get_n_pages (view->page_cache)
821 && (0 <= other_page)) {
822 ev_page_cache_get_size (view->page_cache,
826 &width_2, &height_2);
829 if (height_2 > height)
830 max_height = height_2;
832 compute_border (view, max_width, max_height, &overall_border);
834 /* Find the offsets */
838 /* Adjust for being the left or right page */
839 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
840 x = x + max_width - width;
842 x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
844 y = y + (max_height - height)/2;
846 /* Adjust for extra allocation */
847 x = x + MAX (0, widget->allocation.width -
848 ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
849 y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
854 /* Adjust for extra allocation */
855 x = x + MAX (0, widget->allocation.width - (width + border->left + border->right + view->spacing * 2))/2;
856 y = y + MAX (0, widget->allocation.height - (height + border->top + border->bottom + view->spacing * 2))/2;
867 view_point_to_doc_point (EvView *view,
868 GdkPoint *view_point,
869 GdkRectangle *page_area,
873 *doc_point_x = (double) (view_point->x - page_area->x) / view->scale;
874 *doc_point_y = (double) (view_point->y - page_area->y) / view->scale;
878 view_rect_to_doc_rect (EvView *view,
879 GdkRectangle *view_rect,
880 GdkRectangle *page_area,
881 EvRectangle *doc_rect)
883 doc_rect->x1 = (double) (view_rect->x - page_area->x) / view->scale;
884 doc_rect->y1 = (double) (view_rect->y - page_area->y) / view->scale;
885 doc_rect->x2 = doc_rect->x1 + (double) view_rect->width / view->scale;
886 doc_rect->y2 = doc_rect->y1 + (double) view_rect->height / view->scale;
890 doc_point_to_view_point (EvView *view,
893 GdkPoint *view_point)
895 GdkRectangle page_area;
897 double x, y, view_x, view_y;
900 ev_page_cache_get_size (view->page_cache, page,
905 if (view->rotation == 0) {
908 } else if (view->rotation == 90) {
909 x = width - doc_point->y;
911 } else if (view->rotation == 180) {
912 x = width - doc_point->x;
913 y = height - doc_point->y;
914 } else if (view->rotation == 270) {
916 y = height - doc_point->x;
918 g_assert_not_reached ();
921 get_page_extents (view, page, &page_area, &border);
923 view_x = x * view->scale;
924 view_y = y * view->scale;
925 view_point->x = view_x + page_area.x;
926 view_point->y = view_y + page_area.y;
928 return (view_x > 0 && view_x <= page_area.width &&
929 view_y > 0 && view_y <= page_area.height);
933 doc_rect_to_view_rect (EvView *view,
935 EvRectangle *doc_rect,
936 GdkRectangle *view_rect)
938 GdkRectangle page_area;
943 ev_page_cache_get_size (view->page_cache, page,
948 if (view->rotation == 0) {
951 w = doc_rect->x2 - doc_rect->x1;
952 h = doc_rect->y2 - doc_rect->y1;
953 } else if (view->rotation == 90) {
954 x = width - doc_rect->y2;
956 w = doc_rect->y2 - doc_rect->y1;
957 h = doc_rect->x2 - doc_rect->x1;
958 } else if (view->rotation == 180) {
959 x = width - doc_rect->x2;
960 y = height - doc_rect->y2;
961 w = doc_rect->x2 - doc_rect->x1;
962 h = doc_rect->y2 - doc_rect->y1;
963 } else if (view->rotation == 270) {
965 y = height - doc_rect->x2;
966 w = doc_rect->y2 - doc_rect->y1;
967 h = doc_rect->x2 - doc_rect->x1;
969 g_assert_not_reached ();
972 get_page_extents (view, page, &page_area, &border);
974 view_rect->x = x * view->scale + page_area.x;
975 view_rect->y = y * view->scale + page_area.y;
976 view_rect->width = w * view->scale;
977 view_rect->height = h * view->scale;
981 find_page_at_location (EvView *view,
990 if (view->document == NULL)
997 for (i = view->start_page; i <= view->end_page; i++) {
998 GdkRectangle page_area;
1001 if (! get_page_extents (view, i, &page_area, &border))
1004 if ((x >= page_area.x + border.left) &&
1005 (x < page_area.x + page_area.width - border.right) &&
1006 (y >= page_area.y + border.top) &&
1007 (y < page_area.y + page_area.height - border.bottom)) {
1009 *x_offset = x - (page_area.x + border.left);
1010 *y_offset = y - (page_area.y + border.top);
1019 location_in_text (EvView *view,
1025 gint x_offset = 0, y_offset = 0;
1027 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1032 region = ev_pixbuf_cache_get_text_mapping (view->pixbuf_cache, page);
1035 return gdk_region_point_in (region, x_offset / view->scale, y_offset / view->scale);
1041 ev_view_get_width (EvView *view)
1043 return GTK_WIDGET (view)->allocation.width;
1047 ev_view_get_height (EvView *view)
1049 return GTK_WIDGET (view)->allocation.height;
1053 location_in_selected_text (EvView *view,
1058 gint x_offset = 0, y_offset = 0;
1059 EvViewSelection *selection;
1062 for (l = view->selection_info.selections; l != NULL; l = l->next) {
1063 selection = (EvViewSelection *)l->data;
1065 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1067 if (page != selection->page)
1070 if (selection->covered_region &&
1071 gdk_region_point_in (selection->covered_region, x_offset, y_offset))
1079 get_doc_point_from_offset (EvView *view,
1089 ev_page_cache_get_size (view->page_cache, page,
1094 x_offset = x_offset / view->scale;
1095 y_offset = y_offset / view->scale;
1097 if (view->rotation == 0) {
1100 } else if (view->rotation == 90) {
1102 y = width - x_offset;
1103 } else if (view->rotation == 180) {
1104 x = width - x_offset;
1105 y = height - y_offset;
1106 } else if (view->rotation == 270) {
1107 x = height - y_offset;
1110 g_assert_not_reached ();
1121 ev_view_get_link_at_location (EvView *view,
1126 gint x_offset = 0, y_offset = 0;
1127 gint x_new = 0, y_new = 0;
1128 GList *link_mapping;
1130 if (!EV_IS_DOCUMENT_LINKS (view->document))
1133 x += view->scroll_x;
1134 y += view->scroll_y;
1136 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1142 if (get_doc_point_from_offset (view, page, x_offset,
1143 y_offset, &x_new, &y_new) == FALSE)
1146 link_mapping = ev_pixbuf_cache_get_link_mapping (view->pixbuf_cache, page);
1149 return ev_link_mapping_find (link_mapping, x_new, y_new);
1155 goto_fitr_dest (EvView *view, EvLinkDest *dest)
1160 zoom = zoom_for_size_best_fit (ev_link_dest_get_right (dest) - ev_link_dest_get_left (dest),
1161 ev_link_dest_get_bottom (dest) - ev_link_dest_get_top (dest),
1162 ev_view_get_width (view),
1163 ev_view_get_height (view), 0, 0);
1165 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1166 ev_view_set_zoom (view, zoom, FALSE);
1168 doc_point.x = ev_link_dest_get_left (dest);
1169 doc_point.y = ev_link_dest_get_top (dest);
1171 view->current_page = ev_link_dest_get_page (dest);
1172 view->pending_point = doc_point;
1173 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1175 gtk_widget_queue_resize (GTK_WIDGET (view));
1179 goto_fitv_dest (EvView *view, EvLinkDest *dest)
1182 int doc_width, doc_height, page;
1185 page = ev_link_dest_get_page (dest);
1186 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1188 doc_point.x = ev_link_dest_get_left (dest);
1191 zoom = zoom_for_size_fit_height (doc_width - doc_point.x , doc_height,
1192 ev_view_get_width (view),
1193 ev_view_get_height (view), 0);
1195 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1196 ev_view_set_zoom (view, zoom, FALSE);
1198 view->current_page = page;
1199 view->pending_point = doc_point;
1200 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1202 gtk_widget_queue_resize (GTK_WIDGET (view));
1206 goto_fith_dest (EvView *view, EvLinkDest *dest)
1209 int doc_width, doc_height, page;
1212 page = ev_link_dest_get_page (dest);
1213 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1216 doc_point.y = ev_link_dest_get_top (dest);
1218 zoom = zoom_for_size_fit_width (doc_width, ev_link_dest_get_top (dest),
1219 ev_view_get_width (view),
1220 ev_view_get_height (view), 0);
1222 ev_view_set_sizing_mode (view, EV_SIZING_FIT_WIDTH);
1223 ev_view_set_zoom (view, zoom, FALSE);
1225 view->current_page = page;
1226 view->pending_point = doc_point;
1227 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1229 gtk_widget_queue_resize (GTK_WIDGET (view));
1233 goto_fit_dest (EvView *view, EvLinkDest *dest)
1236 int doc_width, doc_height;
1239 page = ev_link_dest_get_page (dest);
1240 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1242 zoom = zoom_for_size_best_fit (doc_width, doc_height, ev_view_get_width (view),
1243 ev_view_get_height (view), 0, 0);
1245 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
1246 ev_view_set_zoom (view, zoom, FALSE);
1248 view->current_page = page;
1249 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1251 gtk_widget_queue_resize (GTK_WIDGET (view));
1255 goto_xyz_dest (EvView *view, EvLinkDest *dest)
1261 zoom = ev_link_dest_get_zoom (dest);
1262 page = ev_link_dest_get_page (dest);
1265 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1266 ev_view_set_zoom (view, zoom, FALSE);
1269 doc_point.x = ev_link_dest_get_left (dest);
1270 doc_point.y = ev_link_dest_get_top (dest);
1272 view->current_page = page;
1273 view->pending_point = doc_point;
1274 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1276 gtk_widget_queue_resize (GTK_WIDGET (view));
1280 goto_dest (EvView *view, EvLinkDest *dest)
1282 EvLinkDestType type;
1283 int page, n_pages, current_page;
1285 page = ev_link_dest_get_page (dest);
1286 n_pages = ev_page_cache_get_n_pages (view->page_cache);
1288 if (page < 0 || page >= n_pages)
1291 current_page = view->current_page;
1293 type = ev_link_dest_get_dest_type (dest);
1296 case EV_LINK_DEST_TYPE_PAGE:
1297 ev_page_cache_set_current_page (view->page_cache, page);
1299 case EV_LINK_DEST_TYPE_FIT:
1300 goto_fit_dest (view, dest);
1302 case EV_LINK_DEST_TYPE_FITH:
1303 goto_fith_dest (view, dest);
1305 case EV_LINK_DEST_TYPE_FITV:
1306 goto_fitv_dest (view, dest);
1308 case EV_LINK_DEST_TYPE_FITR:
1309 goto_fitr_dest (view, dest);
1311 case EV_LINK_DEST_TYPE_XYZ:
1312 goto_xyz_dest (view, dest);
1314 case EV_LINK_DEST_TYPE_PAGE_LABEL:
1315 ev_page_cache_set_page_label (view->page_cache, ev_link_dest_get_page_label (dest));
1318 g_assert_not_reached ();
1321 if (current_page != view->current_page)
1322 ev_page_cache_set_current_page (view->page_cache,
1323 view->current_page);
1327 ev_view_goto_dest (EvView *view, EvLinkDest *dest)
1329 EvLinkDestType type;
1331 type = ev_link_dest_get_dest_type (dest);
1333 if (type == EV_LINK_DEST_TYPE_NAMED) {
1335 const gchar *named_dest;
1337 named_dest = ev_link_dest_get_named_dest (dest);
1338 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1341 goto_dest (view, dest2);
1342 g_object_unref (dest2);
1348 goto_dest (view, dest);
1352 ev_view_handle_link (EvView *view, EvLink *link)
1354 EvLinkAction *action = NULL;
1355 EvLinkActionType type;
1357 action = ev_link_get_action (link);
1361 type = ev_link_action_get_action_type (action);
1364 case EV_LINK_ACTION_TYPE_GOTO_DEST: {
1367 g_signal_emit (view, signals[SIGNAL_HANDLE_LINK], 0, link);
1369 dest = ev_link_action_get_dest (action);
1370 ev_view_goto_dest (view, dest);
1373 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1374 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1375 case EV_LINK_ACTION_TYPE_LAUNCH:
1376 case EV_LINK_ACTION_TYPE_NAMED:
1377 g_signal_emit (view, signals[SIGNAL_EXTERNAL_LINK], 0, action);
1383 ev_view_page_label_from_dest (EvView *view, EvLinkDest *dest)
1385 EvLinkDestType type;
1388 type = ev_link_dest_get_dest_type (dest);
1391 case EV_LINK_DEST_TYPE_NAMED: {
1393 const gchar *named_dest;
1395 named_dest = ev_link_dest_get_named_dest (dest);
1396 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1399 msg = ev_page_cache_get_page_label (view->page_cache,
1400 ev_link_dest_get_page (dest2));
1401 g_object_unref (dest2);
1406 case EV_LINK_DEST_TYPE_PAGE_LABEL: {
1407 msg = g_strdup (ev_link_dest_get_page_label (dest));
1411 msg = ev_page_cache_get_page_label (view->page_cache,
1412 ev_link_dest_get_page (dest));
1419 tip_from_action_named (EvLinkAction *action)
1421 const gchar *name = ev_link_action_get_name (action);
1423 if (g_ascii_strcasecmp (name, "FirstPage") == 0) {
1424 return g_strdup (_("Go to first page"));
1425 } else if (g_ascii_strcasecmp (name, "PrevPage") == 0) {
1426 return g_strdup (_("Go to previous page"));
1427 } else if (g_ascii_strcasecmp (name, "NextPage") == 0) {
1428 return g_strdup (_("Go to next page"));
1429 } else if (g_ascii_strcasecmp (name, "LastPage") == 0) {
1430 return g_strdup (_("Go to last page"));
1431 } else if (g_ascii_strcasecmp (name, "GoToPage") == 0) {
1432 return g_strdup (_("Go to page"));
1433 } else if (g_ascii_strcasecmp (name, "Find") == 0) {
1434 return g_strdup (_("Find"));
1441 tip_from_link (EvView *view, EvLink *link)
1443 EvLinkAction *action;
1444 EvLinkActionType type;
1449 action = ev_link_get_action (link);
1450 title = ev_link_get_title (link);
1453 return title ? g_strdup (title) : NULL;
1455 type = ev_link_action_get_action_type (action);
1458 case EV_LINK_ACTION_TYPE_GOTO_DEST:
1459 page_label = ev_view_page_label_from_dest (view,
1460 ev_link_action_get_dest (action));
1461 msg = g_strdup_printf (_("Go to page %s"), page_label);
1462 g_free (page_label);
1464 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1466 msg = g_strdup_printf (_("Go to %s on file “%s”"), title,
1467 ev_link_action_get_filename (action));
1469 msg = g_strdup_printf (_("Go to file “%s”"),
1470 ev_link_action_get_filename (action));
1474 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1475 msg = g_strdup (ev_link_action_get_uri (action));
1477 case EV_LINK_ACTION_TYPE_LAUNCH:
1478 msg = g_strdup_printf (_("Launch %s"),
1479 ev_link_action_get_filename (action));
1481 case EV_LINK_ACTION_TYPE_NAMED:
1482 msg = tip_from_action_named (action);
1486 msg = g_strdup (title);
1494 ev_view_handle_cursor_over_xy (EvView *view, gint x, gint y)
1498 link = ev_view_get_link_at_location (view, x, y);
1500 if (view->link_tooltip == NULL) {
1501 view->link_tooltip = ev_tooltip_new (GTK_WIDGET (view));
1504 if (view->hovered_link != link) {
1505 view->hovered_link = link;
1506 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
1510 char *msg = tip_from_link (view, link);
1512 if (msg && g_utf8_validate (msg, -1, NULL)) {
1513 EvTooltip *tooltip = EV_TOOLTIP (view->link_tooltip);
1515 ev_tooltip_set_position (tooltip, x, y);
1516 ev_tooltip_set_text (tooltip, msg);
1517 ev_tooltip_activate (tooltip);
1521 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1522 } else if (location_in_text (view, x + view->scroll_x, y + view->scroll_y)) {
1523 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1524 } else if (ev_view_get_form_field_at_location (view, x, y)) {
1525 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1527 ev_view_set_status (view, NULL);
1528 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1529 view->cursor == EV_VIEW_CURSOR_IBEAM)
1530 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1536 ev_view_get_image_at_location (EvView *view,
1541 gint x_offset = 0, y_offset = 0;
1542 gint x_new = 0, y_new = 0;
1543 GList *image_mapping;
1545 if (!EV_IS_DOCUMENT_IMAGES (view->document))
1548 x += view->scroll_x;
1549 y += view->scroll_y;
1551 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1556 if (get_doc_point_from_offset (view, page, x_offset,
1557 y_offset, &x_new, &y_new) == FALSE)
1560 image_mapping = ev_pixbuf_cache_get_image_mapping (view->pixbuf_cache, page);
1563 return ev_image_mapping_find (image_mapping, x_new, y_new);
1569 static EvFormField *
1570 ev_view_get_form_field_at_location (EvView *view,
1575 gint x_offset = 0, y_offset = 0;
1576 gint x_new = 0, y_new = 0;
1577 GList *forms_mapping;
1579 if (!EV_IS_DOCUMENT_FORMS (view->document))
1582 x += view->scroll_x;
1583 y += view->scroll_y;
1585 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1590 if (get_doc_point_from_offset (view, page, x_offset,
1591 y_offset, &x_new, &y_new) == FALSE)
1594 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, page);
1597 return ev_form_field_mapping_find (forms_mapping, x_new, y_new);
1603 ev_view_form_field_get_region (EvView *view,
1606 EvRectangle field_area;
1607 GdkRectangle view_area;
1608 GList *forms_mapping;
1610 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
1612 ev_form_field_mapping_get_area (forms_mapping, field, &field_area);
1613 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
1614 view_area.x -= view->scroll_x;
1615 view_area.y -= view->scroll_y;
1617 return gdk_region_rectangle (&view_area);
1621 ev_view_forms_remove_widgets (EvView *view)
1623 ev_view_remove_all (view);
1629 ev_view_form_field_destroy (GtkWidget *widget,
1632 g_idle_add ((GSourceFunc)ev_view_forms_remove_widgets, view);
1636 ev_view_form_field_button_create_widget (EvView *view,
1639 EvFormFieldButton *field_button = EV_FORM_FIELD_BUTTON (field);
1640 GdkRegion *field_region = NULL;
1642 switch (field_button->type) {
1643 case EV_FORM_FIELD_BUTTON_PUSH:
1645 case EV_FORM_FIELD_BUTTON_CHECK: {
1648 field_region = ev_view_form_field_get_region (view, field);
1650 state = ev_document_forms_form_field_button_get_state (EV_DOCUMENT_FORMS (view->document),
1652 ev_document_forms_form_field_button_set_state (EV_DOCUMENT_FORMS (view->document),
1657 case EV_FORM_FIELD_BUTTON_RADIO: {
1659 GList *forms_mapping, *l;
1661 state = ev_document_forms_form_field_button_get_state (EV_DOCUMENT_FORMS (view->document),
1663 if (state && field_button->state)
1666 field_region = ev_view_form_field_get_region (view, field);
1668 /* For radio buttons we need to update also the region for the
1669 * current selected item
1671 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
1673 for (l = forms_mapping; l; l = g_list_next (l)) {
1674 EvFormField *radio = ((EvFormFieldMapping *)(l->data))->field;
1675 GdkRegion *radio_region;
1677 if (radio->id == field->id)
1680 /* FIXME: only buttons in the same group should be updated */
1681 if (!EV_IS_FORM_FIELD_BUTTON (radio) ||
1682 EV_FORM_FIELD_BUTTON (radio)->type != EV_FORM_FIELD_BUTTON_RADIO ||
1683 EV_FORM_FIELD_BUTTON (radio)->state != TRUE)
1686 radio_region = ev_view_form_field_get_region (view, radio);
1687 gdk_region_union (field_region, radio_region);
1688 gdk_region_destroy (radio_region);
1691 ev_document_forms_form_field_button_set_state (EV_DOCUMENT_FORMS (view->document),
1693 field_button->state = TRUE;
1698 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1703 gdk_region_destroy (field_region);
1709 ev_view_form_field_text_save (EvView *view,
1714 if (!view->document)
1717 field = g_object_get_data (G_OBJECT (widget), "form-field");
1719 if (field->changed) {
1720 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1721 GdkRegion *field_region;
1723 field_region = ev_view_form_field_get_region (view, field);
1725 ev_document_forms_form_field_text_set_text (EV_DOCUMENT_FORMS (view->document),
1726 field, field_text->text);
1727 field->changed = FALSE;
1728 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1733 gdk_region_destroy (field_region);
1738 ev_view_form_field_text_changed (GtkWidget *widget,
1741 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1744 if (GTK_IS_ENTRY (widget)) {
1745 text = g_strdup (gtk_entry_get_text (GTK_ENTRY (widget)));
1746 } else if (GTK_IS_TEXT_BUFFER (widget)) {
1747 GtkTextIter start, end;
1749 gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (widget), &start, &end);
1750 text = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (widget),
1751 &start, &end, FALSE);
1754 if (!field_text->text ||
1755 (field_text->text && g_ascii_strcasecmp (field_text->text, text) != 0)) {
1756 g_free (field_text->text);
1757 field_text->text = text;
1758 field->changed = TRUE;
1763 ev_view_form_field_text_create_widget (EvView *view,
1766 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1767 GtkWidget *text = NULL;
1770 txt = ev_document_forms_form_field_text_get_text (EV_DOCUMENT_FORMS (view->document),
1773 switch (field_text->type) {
1774 case EV_FORM_FIELD_TEXT_FILE_SELECT:
1776 case EV_FORM_FIELD_TEXT_NORMAL:
1777 case EV_FORM_FIELD_TEXT_PASSWORD:
1778 text = gtk_entry_new ();
1779 gtk_entry_set_has_frame (GTK_ENTRY (text), FALSE);
1780 gtk_entry_set_max_length (GTK_ENTRY (text), field_text->max_len);
1781 gtk_entry_set_visibility (GTK_ENTRY (text),
1782 !(field_text->type == EV_FORM_FIELD_TEXT_PASSWORD));
1785 gtk_entry_set_text (GTK_ENTRY (text), txt);
1789 g_signal_connect (G_OBJECT (text), "changed",
1790 G_CALLBACK (ev_view_form_field_text_changed),
1792 g_signal_connect_after (G_OBJECT (text), "activate",
1793 G_CALLBACK (ev_view_form_field_destroy),
1796 case EV_FORM_FIELD_TEXT_MULTILINE: {
1797 GtkTextBuffer *buffer;
1799 text = gtk_text_view_new ();
1800 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text));
1803 gtk_text_buffer_set_text (buffer, txt, -1);
1807 g_signal_connect (G_OBJECT (buffer), "changed",
1808 G_CALLBACK (ev_view_form_field_text_changed),
1814 g_object_weak_ref (G_OBJECT (text),
1815 (GWeakNotify)ev_view_form_field_text_save,
1822 ev_view_form_field_choice_save (EvView *view,
1827 if (!view->document)
1830 field = g_object_get_data (G_OBJECT (widget), "form-field");
1832 if (field->changed) {
1834 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1835 GdkRegion *field_region;
1837 field_region = ev_view_form_field_get_region (view, field);
1839 if (field_choice->is_editable) {
1840 ev_document_forms_form_field_choice_set_text (EV_DOCUMENT_FORMS (view->document),
1841 field, field_choice->text);
1843 ev_document_forms_form_field_choice_unselect_all (EV_DOCUMENT_FORMS (view->document), field);
1844 for (l = field_choice->selected_items; l; l = g_list_next (l)) {
1845 ev_document_forms_form_field_choice_select_item (EV_DOCUMENT_FORMS (view->document),
1847 GPOINTER_TO_INT (l->data));
1850 field->changed = FALSE;
1851 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1856 gdk_region_destroy (field_region);
1861 ev_view_form_field_choice_changed (GtkWidget *widget,
1864 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1866 if (GTK_IS_COMBO_BOX (widget)) {
1869 item = gtk_combo_box_get_active (GTK_COMBO_BOX (widget));
1870 if (GPOINTER_TO_INT (field_choice->selected_items->data) != item) {
1871 g_list_free (field_choice->selected_items);
1872 field_choice->selected_items = NULL;
1873 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1874 GINT_TO_POINTER (item));
1875 field->changed = TRUE;
1878 if (GTK_IS_COMBO_BOX_ENTRY (widget)) {
1881 text = gtk_combo_box_get_active_text (GTK_COMBO_BOX (widget));
1882 if (!field_choice->text ||
1883 (field_choice->text && g_ascii_strcasecmp (field_choice->text, text) != 0)) {
1884 g_free (field_choice->text);
1885 field_choice->text = text;
1886 field->changed = TRUE;
1889 } else if (GTK_IS_TREE_SELECTION (widget)) {
1890 GtkTreeSelection *selection = GTK_TREE_SELECTION (widget);
1891 GtkTreeModel *model;
1894 items = gtk_tree_selection_get_selected_rows (selection, &model);
1895 g_list_free (field_choice->selected_items);
1896 field_choice->selected_items = NULL;
1898 for (l = items; l && l->data; l = g_list_next (l)) {
1900 GtkTreePath *path = (GtkTreePath *)l->data;
1903 gtk_tree_model_get_iter (model, &iter, path);
1904 gtk_tree_model_get (model, &iter, 1, &item, -1);
1906 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1907 GINT_TO_POINTER (item));
1909 gtk_tree_path_free (path);
1912 g_list_free (items);
1914 field->changed = TRUE;
1919 ev_view_form_field_choice_create_widget (EvView *view,
1922 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1924 GtkTreeModel *model;
1926 gint selected_item = 0;
1928 n_items = ev_document_forms_form_field_choice_get_n_items (EV_DOCUMENT_FORMS (view->document),
1930 model = GTK_TREE_MODEL (gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_INT));
1931 for (i = 0; i < n_items; i++) {
1935 item = ev_document_forms_form_field_choice_get_item (EV_DOCUMENT_FORMS (view->document),
1937 if (ev_document_forms_form_field_choice_is_item_selected (
1938 EV_DOCUMENT_FORMS (view->document), field, i)) {
1940 /* FIXME: we need a get_selected_items function in poppler */
1941 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1942 GINT_TO_POINTER (i));
1946 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
1947 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
1955 if (field_choice->type == EV_FORM_FIELD_CHOICE_LIST) {
1956 GtkCellRenderer *renderer;
1957 GtkWidget *tree_view;
1958 GtkTreeSelection *selection;
1960 tree_view = gtk_tree_view_new_with_model (model);
1961 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (tree_view), FALSE);
1963 selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view));
1964 if (field_choice->multi_select) {
1965 gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);
1968 /* TODO: set selected items */
1970 renderer = gtk_cell_renderer_text_new ();
1971 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
1977 choice = gtk_scrolled_window_new (NULL, NULL);
1978 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (choice),
1979 GTK_POLICY_AUTOMATIC,
1980 GTK_POLICY_AUTOMATIC);
1981 gtk_container_add (GTK_CONTAINER (choice), tree_view);
1982 gtk_widget_show (tree_view);
1984 g_signal_connect (G_OBJECT (selection), "changed",
1985 G_CALLBACK (ev_view_form_field_choice_changed),
1987 g_signal_connect_after (G_OBJECT (selection), "changed",
1988 G_CALLBACK (ev_view_form_field_destroy),
1990 } else if (field_choice->is_editable) { /* ComboBoxEntry */
1993 choice = gtk_combo_box_entry_new_with_model (model, 0);
1994 text = ev_document_forms_form_field_choice_get_text (EV_DOCUMENT_FORMS (view->document), field);
1996 gtk_entry_set_text (GTK_ENTRY (gtk_bin_get_child (GTK_BIN (choice))), text);
2000 g_signal_connect (G_OBJECT (choice), "changed",
2001 G_CALLBACK (ev_view_form_field_choice_changed),
2003 g_signal_connect_after (G_OBJECT (GTK_BIN (choice)->child), "activate",
2004 G_CALLBACK (ev_view_form_field_destroy),
2006 } else { /* ComboBoxText */
2007 GtkCellRenderer *renderer;
2009 choice = gtk_combo_box_new_with_model (model);
2010 renderer = gtk_cell_renderer_text_new ();
2011 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (choice),
2013 gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (choice),
2017 gtk_combo_box_set_active (GTK_COMBO_BOX (choice), selected_item);
2018 gtk_combo_box_popup (GTK_COMBO_BOX (choice));
2020 g_signal_connect (G_OBJECT (choice), "changed",
2021 G_CALLBACK (ev_view_form_field_choice_changed),
2023 g_signal_connect_after (G_OBJECT (choice), "changed",
2024 G_CALLBACK (ev_view_form_field_destroy),
2028 g_object_unref (model);
2030 g_object_weak_ref (G_OBJECT (choice),
2031 (GWeakNotify)ev_view_form_field_choice_save,
2038 ev_view_handle_form_field (EvView *view,
2043 GtkWidget *field_widget = NULL;
2044 GList *form_field_mapping;
2045 EvRectangle field_area;
2046 GdkRectangle view_area;
2048 if (field->is_read_only)
2051 if (EV_IS_FORM_FIELD_BUTTON (field)) {
2052 field_widget = ev_view_form_field_button_create_widget (view, field);
2053 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
2054 field_widget = ev_view_form_field_text_create_widget (view, field);
2055 } else if (EV_IS_FORM_FIELD_CHOICE (field)) {
2056 field_widget = ev_view_form_field_choice_create_widget (view, field);
2057 } else if (EV_IS_FORM_FIELD_SIGNATURE (field)) {
2061 /* Form field doesn't require a widget */
2065 g_object_set_data_full (G_OBJECT (field_widget), "form-field",
2066 g_object_ref (field),
2067 (GDestroyNotify)g_object_unref);
2069 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, field->page);
2070 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
2072 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
2073 view_area.x -= view->scroll_x;
2074 view_area.y -= view->scroll_y;
2076 gtk_layout_put (GTK_LAYOUT (view), field_widget, view_area.x, view_area.y);
2077 gtk_widget_show (field_widget);
2078 gtk_widget_grab_focus (field_widget);
2081 /*** GtkWidget implementation ***/
2084 ev_view_size_request_continuous_dual_page (EvView *view,
2085 GtkRequisition *requisition)
2091 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2092 view->scale, &max_width);
2093 compute_border (view, max_width, max_width, &border);
2095 n_pages = ev_page_cache_get_n_pages (view->page_cache) + 1;
2097 requisition->width = (max_width + border.left + border.right) * 2 + (view->spacing * 3);
2098 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2100 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2101 requisition->width = 1;
2102 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2103 requisition->width = 1;
2104 /* FIXME: This could actually be set on one page docs or docs
2105 * with a strange aspect ratio. */
2106 /* requisition->height = 1;*/
2111 ev_view_size_request_continuous (EvView *view,
2112 GtkRequisition *requisition)
2119 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2120 view->scale, &max_width);
2121 n_pages = ev_page_cache_get_n_pages (view->page_cache);
2122 compute_border (view, max_width, max_width, &border);
2124 requisition->width = max_width + (view->spacing * 2) + border.left + border.right;
2125 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2127 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2128 requisition->width = 1;
2129 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2130 requisition->width = 1;
2131 /* FIXME: This could actually be set on one page docs or docs
2132 * with a strange aspect ratio. */
2133 /* requisition->height = 1;*/
2138 ev_view_size_request_dual_page (EvView *view,
2139 GtkRequisition *requisition)
2144 /* Find the largest of the two. */
2145 ev_page_cache_get_size (view->page_cache,
2150 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) {
2151 gint width_2, height_2;
2152 ev_page_cache_get_size (view->page_cache,
2153 view->current_page + 1,
2156 &width_2, &height_2);
2157 if (width_2 > width) {
2162 compute_border (view, width, height, &border);
2164 requisition->width = ((width + border.left + border.right) * 2) +
2165 (view->spacing * 3);
2166 requisition->height = (height + border.top + border.bottom) +
2167 (view->spacing * 2);
2169 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2170 requisition->width = 1;
2171 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2172 requisition->width = 1;
2173 requisition->height = 1;
2178 ev_view_size_request_single_page (EvView *view,
2179 GtkRequisition *requisition)
2184 ev_page_cache_get_size (view->page_cache,
2189 compute_border (view, width, height, &border);
2191 requisition->width = width + border.left + border.right + (2 * view->spacing);
2192 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2194 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2195 requisition->width = 1;
2196 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2197 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2198 requisition->width = 1;
2199 requisition->height = 1;
2204 ev_view_size_request (GtkWidget *widget,
2205 GtkRequisition *requisition)
2207 EvView *view = EV_VIEW (widget);
2209 if (view->document == NULL) {
2210 requisition->width = 1;
2211 requisition->height = 1;
2215 if (view->presentation) {
2216 requisition->width = 1;
2217 requisition->height = 1;
2221 if (view->continuous && view->dual_page)
2222 ev_view_size_request_continuous_dual_page (view, requisition);
2223 else if (view->continuous)
2224 ev_view_size_request_continuous (view, requisition);
2225 else if (view->dual_page)
2226 ev_view_size_request_dual_page (view, requisition);
2228 ev_view_size_request_single_page (view, requisition);
2232 ev_view_size_allocate (GtkWidget *widget,
2233 GtkAllocation *allocation)
2235 EvView *view = EV_VIEW (widget);
2236 GList *children, *l;
2238 GTK_WIDGET_CLASS (ev_view_parent_class)->size_allocate (widget, allocation);
2240 if (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
2241 view->sizing_mode == EV_SIZING_BEST_FIT) {
2243 g_signal_emit (view, signals[SIGNAL_ZOOM_INVALID], 0);
2245 ev_view_size_request (widget, &widget->requisition);
2248 view_set_adjustment_values (view, GTK_ORIENTATION_HORIZONTAL);
2249 view_set_adjustment_values (view, GTK_ORIENTATION_VERTICAL);
2252 view_update_range_and_current_page (view);
2254 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
2255 view->pending_resize = FALSE;
2257 children = gtk_container_get_children (GTK_CONTAINER (widget));
2258 for (l = children; l && l->data; l = g_list_next (l)) {
2260 EvRectangle field_area;
2261 GdkRectangle view_area;
2262 GList *form_field_mapping;
2263 GtkAllocation child_allocation;
2264 GtkRequisition child_requisition;
2265 GtkWidget *child = (GtkWidget *)l->data;
2267 field = g_object_get_data (G_OBJECT (child), "form-field");
2271 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
2273 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
2275 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
2276 view_area.x -= view->scroll_x;
2277 view_area.y -= view->scroll_y;
2279 gtk_widget_size_request (child, &child_requisition);
2280 if (child_requisition.width != view_area.width ||
2281 child_requisition.height != view_area.height)
2282 gtk_widget_set_size_request (child, view_area.width, view_area.height);
2284 gtk_container_child_get (GTK_CONTAINER (widget),
2286 "x", &child_allocation.x,
2287 "y", &child_allocation.y,
2289 if (child_allocation.x != view_area.x ||
2290 child_allocation.y != view_area.y) {
2291 gtk_layout_move (GTK_LAYOUT (widget), child, view_area.x, view_area.y);
2294 g_list_free (children);
2298 ev_view_realize (GtkWidget *widget)
2300 EvView *view = EV_VIEW (widget);
2302 if (GTK_WIDGET_CLASS (ev_view_parent_class)->realize)
2303 (* GTK_WIDGET_CLASS (ev_view_parent_class)->realize) (widget);
2305 gdk_window_set_events (view->layout.bin_window,
2306 (gdk_window_get_events (view->layout.bin_window) |
2308 GDK_BUTTON_PRESS_MASK |
2309 GDK_BUTTON_RELEASE_MASK |
2311 GDK_KEY_PRESS_MASK |
2312 GDK_POINTER_MOTION_MASK |
2313 GDK_POINTER_MOTION_HINT_MASK |
2314 GDK_ENTER_NOTIFY_MASK |
2315 GDK_LEAVE_NOTIFY_MASK));
2317 if (view->presentation)
2318 gdk_window_set_background (view->layout.bin_window, &widget->style->black);
2320 gdk_window_set_background (view->layout.bin_window, &widget->style->mid [GTK_STATE_NORMAL]);
2324 ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event)
2326 EvView *view = EV_VIEW (widget);
2329 state = event->state & gtk_accelerator_get_default_mod_mask ();
2331 if (state == GDK_CONTROL_MASK && view->presentation == FALSE) {
2332 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
2334 if (event->direction == GDK_SCROLL_UP ||
2335 event->direction == GDK_SCROLL_LEFT) {
2336 if (ev_view_can_zoom_in (view)) {
2337 ev_view_zoom_in (view);
2340 if (ev_view_can_zoom_out (view)) {
2341 ev_view_zoom_out (view);
2348 view->jump_to_find_result = FALSE;
2349 /* Shift+Wheel scrolls the in the perpendicular direction */
2350 if (state & GDK_SHIFT_MASK) {
2351 if (event->direction == GDK_SCROLL_UP)
2352 event->direction = GDK_SCROLL_LEFT;
2353 if (event->direction == GDK_SCROLL_LEFT)
2354 event->direction = GDK_SCROLL_UP;
2355 if (event->direction == GDK_SCROLL_DOWN)
2356 event->direction = GDK_SCROLL_RIGHT;
2357 if (event->direction == GDK_SCROLL_RIGHT)
2358 event->direction = GDK_SCROLL_DOWN;
2360 event->state &= ~GDK_SHIFT_MASK;
2361 state &= ~GDK_SHIFT_MASK;
2364 if (state == 0 && view->presentation) {
2365 switch (event->direction) {
2366 case GDK_SCROLL_DOWN:
2367 case GDK_SCROLL_RIGHT:
2368 ev_view_next_page (view);
2371 case GDK_SCROLL_LEFT:
2372 ev_view_previous_page (view);
2382 static EvViewSelection *
2383 find_selection_for_page (EvView *view,
2388 for (list = view->selection_info.selections; list != NULL; list = list->next) {
2389 EvViewSelection *selection;
2391 selection = (EvViewSelection *) list->data;
2393 if (selection->page == page)
2401 draw_end_presentation_page (EvView *view,
2402 GdkRectangle *page_area)
2404 PangoLayout *layout;
2405 PangoFontDescription *font_desc;
2407 const gchar *text = _("End of presentation. Press Escape to exit.");
2409 if (view->presentation_state != EV_PRESENTATION_END)
2412 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), NULL);
2413 markup = g_strdup_printf ("<span foreground=\"white\">%s</span>", text);
2414 pango_layout_set_markup (layout, markup, -1);
2417 font_desc = pango_font_description_new ();
2418 pango_font_description_set_size (font_desc, 16 * PANGO_SCALE);
2419 pango_layout_set_font_description (layout, font_desc);
2421 gtk_paint_layout (GTK_WIDGET (view)->style,
2422 view->layout.bin_window,
2423 GTK_WIDGET_STATE (view),
2432 pango_font_description_free (font_desc);
2433 g_object_unref (layout);
2437 ev_view_expose_event (GtkWidget *widget,
2438 GdkEventExpose *event)
2440 EvView *view = EV_VIEW (widget);
2443 if (view->presentation) {
2444 switch (view->presentation_state) {
2445 case EV_PRESENTATION_END: {
2446 GdkRectangle area = {0};
2448 area.width = widget->allocation.width;
2449 area.height = widget->allocation.height;
2451 draw_end_presentation_page (view, &area);
2454 case EV_PRESENTATION_BLACK:
2455 case EV_PRESENTATION_WHITE:
2457 case EV_PRESENTATION_NORMAL:
2461 } else if (view->loading) {
2462 GdkRectangle area = {0};
2464 area.width = widget->allocation.width;
2465 area.height = widget->allocation.height;
2467 draw_loading_text (view,
2472 if (view->document == NULL)
2475 for (i = view->start_page; i <= view->end_page; i++) {
2476 GdkRectangle page_area;
2478 gboolean page_ready = TRUE;
2480 if (!get_page_extents (view, i, &page_area, &border))
2483 page_area.x -= view->scroll_x;
2484 page_area.y -= view->scroll_y;
2486 draw_one_page (view, i, &page_area, &border, &(event->area), &page_ready);
2488 if (page_ready && EV_IS_DOCUMENT_FIND (view->document))
2489 highlight_find_results (view, i);
2492 if (GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event)
2493 (* GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event) (widget, event);
2499 ev_view_do_popup_menu (EvView *view,
2506 image = ev_view_get_image_at_location (view, x, y);
2508 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, image);
2512 link = ev_view_get_link_at_location (view, x, y);
2514 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, link);
2518 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, NULL);
2524 ev_view_popup_menu (GtkWidget *widget)
2528 gtk_widget_get_pointer (widget, &x, &y);
2529 return ev_view_do_popup_menu (EV_VIEW (widget), x, y);
2533 ev_view_button_press_event (GtkWidget *widget,
2534 GdkEventButton *event)
2536 EvView *view = EV_VIEW (widget);
2538 if (!view->document)
2541 if (!GTK_WIDGET_HAS_FOCUS (widget)) {
2542 gtk_widget_grab_focus (widget);
2545 view->pressed_button = event->button;
2546 view->selection_info.in_drag = FALSE;
2548 switch (event->button) {
2553 if (view->selection_info.selections) {
2554 if (location_in_selected_text (view,
2555 event->x + view->scroll_x,
2556 event->y + view->scroll_y)) {
2557 view->selection_info.in_drag = TRUE;
2559 clear_selection (view);
2561 view->selection_info.start.x = event->x + view->scroll_x;
2562 view->selection_info.start.y = event->y + view->scroll_y;
2565 gtk_widget_queue_draw (widget);
2566 } else if (!location_in_text (view, event->x + view->scroll_x, event->y + view->scroll_y) &&
2567 (image = ev_view_get_image_at_location (view, event->x, event->y))) {
2568 if (view->image_dnd_info.image)
2569 g_object_unref (view->image_dnd_info.image);
2570 view->image_dnd_info.image = g_object_ref (image);
2571 view->image_dnd_info.in_drag = TRUE;
2573 view->image_dnd_info.start.x = event->x + view->scroll_x;
2574 view->image_dnd_info.start.y = event->y + view->scroll_y;
2575 } else if ((field = ev_view_get_form_field_at_location (view, event->x, event->y))) {
2576 ev_view_remove_all (view);
2577 ev_view_handle_form_field (view, field, event->x, event->y);
2579 ev_view_remove_all (view);
2580 view->selection_info.start.x = event->x + view->scroll_x;
2581 view->selection_info.start.y = event->y + view->scroll_y;
2586 /* use root coordinates as reference point because
2587 * scrolling changes window relative coordinates */
2588 view->drag_info.start.x = event->x_root;
2589 view->drag_info.start.y = event->y_root;
2590 view->drag_info.hadj = gtk_adjustment_get_value (view->hadjustment);
2591 view->drag_info.vadj = gtk_adjustment_get_value (view->vadjustment);
2593 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
2597 return ev_view_do_popup_menu (view, event->x, event->y);
2604 ev_view_remove_all (EvView *view)
2606 GList *children, *child;
2608 children = gtk_container_get_children (GTK_CONTAINER (view));
2609 for (child = children; child && child->data; child = g_list_next (child)) {
2610 gtk_container_remove (GTK_CONTAINER (view),
2611 GTK_WIDGET (child->data));
2613 g_list_free (children);
2616 /*** Drag and Drop ***/
2618 ev_view_drag_data_get (GtkWidget *widget,
2619 GdkDragContext *context,
2620 GtkSelectionData *selection_data,
2624 EvView *view = EV_VIEW (widget);
2627 case TARGET_DND_TEXT:
2628 if (view->selection_info.selections &&
2629 ev_document_can_get_text (view->document)) {
2632 text = get_selected_text (view);
2634 gtk_selection_data_set_text (selection_data,
2641 case TARGET_DND_IMAGE:
2642 if (view->image_dnd_info.image) {
2645 pixbuf = ev_image_get_pixbuf (view->image_dnd_info.image);
2646 gtk_selection_data_set_pixbuf (selection_data, pixbuf);
2649 case TARGET_DND_URI:
2650 if (view->image_dnd_info.image) {
2651 const gchar *tmp_uri;
2654 tmp_uri = ev_image_save_tmp (view->image_dnd_info.image);
2656 uris = g_new0 (gchar *, 2);
2657 uris[0] = (gchar *)tmp_uri;
2659 gtk_selection_data_set_uris (selection_data, uris);
2661 /* g_free instead of g_strfreev since tmp_uri is const */
2668 ev_view_drag_motion (GtkWidget *widget,
2669 GdkDragContext *context,
2674 if (gtk_drag_get_source_widget (context) == widget)
2675 gdk_drag_status (context, 0, time);
2677 gdk_drag_status (context, context->suggested_action, time);
2683 ev_view_drag_data_received (GtkWidget *widget,
2684 GdkDragContext *context,
2687 GtkSelectionData *selection_data,
2693 GSList *uri_list = NULL;
2695 uris = gtk_selection_data_get_uris (selection_data);
2697 gtk_drag_finish (context, FALSE, FALSE, time);
2701 for (i = 0; uris[i]; i++) {
2702 uri_list = g_slist_prepend (uri_list, (gpointer) uris[i]);
2705 ev_application_open_uri_list (EV_APP, uri_list,
2706 gtk_widget_get_screen (widget),
2708 gtk_drag_finish (context, TRUE, FALSE, time);
2711 g_slist_free (uri_list);
2716 selection_update_idle_cb (EvView *view)
2718 compute_selections (view, &view->selection_info.start, &view->motion);
2719 view->selection_update_id = 0;
2724 selection_scroll_timeout_cb (EvView *view)
2726 gint x, y, shift = 0;
2727 GtkWidget *widget = GTK_WIDGET (view);
2729 gtk_widget_get_pointer (widget, &x, &y);
2731 if (y > widget->allocation.height) {
2732 shift = (y - widget->allocation.height) / 2;
2738 gtk_adjustment_set_value (view->vadjustment,
2739 CLAMP (view->vadjustment->value + shift,
2740 view->vadjustment->lower,
2741 view->vadjustment->upper -
2742 view->vadjustment->page_size));
2744 if (x > widget->allocation.width) {
2745 shift = (x - widget->allocation.width) / 2;
2751 gtk_adjustment_set_value (view->hadjustment,
2752 CLAMP (view->hadjustment->value + shift,
2753 view->hadjustment->lower,
2754 view->hadjustment->upper -
2755 view->hadjustment->page_size));
2761 ev_view_motion_notify_event (GtkWidget *widget,
2762 GdkEventMotion *event)
2764 EvView *view = EV_VIEW (widget);
2767 if (!view->document)
2770 if (event->is_hint || event->window != view->layout.bin_window) {
2771 gtk_widget_get_pointer (widget, &x, &y);
2777 if (view->selection_info.in_drag) {
2778 if (gtk_drag_check_threshold (widget,
2779 view->selection_info.start.x,
2780 view->selection_info.start.y,
2782 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2784 gtk_target_list_add_text_targets (target_list, TARGET_DND_TEXT);
2786 gtk_drag_begin (widget, target_list,
2788 1, (GdkEvent *)event);
2790 view->selection_info.in_drag = FALSE;
2792 gtk_target_list_unref (target_list);
2796 } else if (view->image_dnd_info.in_drag) {
2797 if (gtk_drag_check_threshold (widget,
2798 view->selection_info.start.x,
2799 view->selection_info.start.y,
2801 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2803 gtk_target_list_add_uri_targets (target_list, TARGET_DND_URI);
2804 gtk_target_list_add_image_targets (target_list, TARGET_DND_IMAGE, TRUE);
2806 gtk_drag_begin (widget, target_list,
2808 1, (GdkEvent *)event);
2810 view->image_dnd_info.in_drag = FALSE;
2812 gtk_target_list_unref (target_list);
2818 /* For the Evince 0.4.x release, we limit selection to un-rotated
2821 if (view->pressed_button == 1 && view->rotation == 0) {
2823 /* Schedule timeout to scroll during selection and additionally
2824 * scroll once to allow arbitrary speed. */
2825 if (!view->selection_scroll_id)
2826 view->selection_scroll_id = g_timeout_add (SCROLL_TIME, (GSourceFunc)selection_scroll_timeout_cb, view);
2828 selection_scroll_timeout_cb (view);
2830 view->selection_info.in_selection = TRUE;
2831 view->motion.x = x + view->scroll_x;
2832 view->motion.y = y + view->scroll_y;
2834 /* Queue an idle to handle the motion. We do this because
2835 * handling any selection events in the motion could be slower
2836 * than new motion events reach us. We always put it in the
2837 * idle to make sure we catch up and don't visibly lag the
2839 if (!view->selection_update_id)
2840 view->selection_update_id = g_idle_add ((GSourceFunc)selection_update_idle_cb, view);
2843 } else if (view->pressed_button == 2) {
2844 if (!view->drag_info.in_drag) {
2847 start = gtk_drag_check_threshold (widget,
2848 view->drag_info.start.x,
2849 view->drag_info.start.y,
2852 view->drag_info.in_drag = start;
2855 if (view->drag_info.in_drag) {
2857 gdouble dhadj_value, dvadj_value;
2859 dx = event->x_root - view->drag_info.start.x;
2860 dy = event->y_root - view->drag_info.start.y;
2862 dhadj_value = view->hadjustment->page_size *
2863 (gdouble)dx / widget->allocation.width;
2864 dvadj_value = view->vadjustment->page_size *
2865 (gdouble)dy / widget->allocation.height;
2867 /* clamp scrolling to visible area */
2868 gtk_adjustment_set_value (view->hadjustment,
2869 MIN(view->drag_info.hadj - dhadj_value,
2870 view->hadjustment->upper -
2871 view->hadjustment->page_size));
2872 gtk_adjustment_set_value (view->vadjustment,
2873 MIN(view->drag_info.vadj - dvadj_value,
2874 view->vadjustment->upper -
2875 view->vadjustment->page_size));
2879 } else if (view->pressed_button <= 0) {
2880 ev_view_handle_cursor_over_xy (view, x, y);
2888 ev_view_button_release_event (GtkWidget *widget,
2889 GdkEventButton *event)
2891 EvView *view = EV_VIEW (widget);
2894 if (view->pressed_button == 2) {
2895 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
2898 if (view->document && view->pressed_button != 3) {
2899 link = ev_view_get_link_at_location (view, event->x, event->y);
2904 view->pressed_button = -1;
2905 view->drag_info.in_drag = FALSE;
2906 view->image_dnd_info.in_drag = FALSE;
2908 if (view->selection_scroll_id) {
2909 g_source_remove (view->selection_scroll_id);
2910 view->selection_scroll_id = 0;
2912 if (view->selection_update_id) {
2913 g_source_remove (view->selection_update_id);
2914 view->selection_update_id = 0;
2917 if (view->selection_info.selections) {
2918 ev_view_update_primary_selection (view);
2920 if (view->selection_info.in_drag) {
2921 clear_selection (view);
2922 gtk_widget_queue_draw (widget);
2925 view->selection_info.in_drag = FALSE;
2927 if (event->button == 2) {
2928 EvLinkAction *action;
2929 EvLinkActionType type;
2931 action = ev_link_get_action (link);
2935 type = ev_link_action_get_action_type (action);
2936 if (type == EV_LINK_ACTION_TYPE_GOTO_DEST) {
2937 g_signal_emit (view,
2938 signals[SIGNAL_EXTERNAL_LINK],
2942 ev_view_handle_link (view, link);
2944 } else if (view->presentation) {
2945 switch (event->button) {
2947 ev_view_next_page (view);
2950 ev_view_previous_page (view);
2959 /* Cut and paste from gtkwindow.c */
2961 send_focus_change (GtkWidget *widget,
2964 GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);
2966 g_object_ref (widget);
2969 GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
2971 GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
2973 fevent->focus_change.type = GDK_FOCUS_CHANGE;
2974 fevent->focus_change.window = g_object_ref (widget->window);
2975 fevent->focus_change.in = in;
2977 gtk_widget_event (widget, fevent);
2979 g_object_notify (G_OBJECT (widget), "has-focus");
2981 g_object_unref (widget);
2982 gdk_event_free (fevent);
2986 ev_view_goto_window_hide (EvView *view)
2988 /* send focus-in event */
2989 send_focus_change (view->goto_entry, FALSE);
2990 gtk_widget_hide (view->goto_window);
2991 gtk_entry_set_text (GTK_ENTRY (view->goto_entry), "");
2995 ev_view_goto_window_delete_event (GtkWidget *widget,
2999 ev_view_goto_window_hide (view);
3005 key_is_numeric (guint keyval)
3007 return ((keyval >= GDK_0 && keyval <= GDK_9) ||
3008 (keyval >= GDK_KP_0 && keyval <= GDK_KP_9));
3012 ev_view_goto_window_key_press_event (GtkWidget *widget,
3016 switch (event->keyval) {
3020 case GDK_ISO_Left_Tab:
3021 ev_view_goto_window_hide (view);
3030 if (!key_is_numeric (event->keyval))
3038 ev_view_goto_window_button_press_event (GtkWidget *widget,
3039 GdkEventButton *event,
3042 ev_view_goto_window_hide (view);
3048 ev_view_goto_entry_activate (GtkEntry *entry,
3054 text = gtk_entry_get_text (entry);
3055 page = atoi (text) - 1;
3057 ev_view_goto_window_hide (view);
3060 page < ev_page_cache_get_n_pages (view->page_cache))
3061 ev_page_cache_set_current_page (view->page_cache, page);
3065 ev_view_goto_window_create (EvView *view)
3067 GtkWidget *frame, *hbox, *toplevel, *label;
3069 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (view));
3071 if (view->goto_window) {
3072 if (GTK_WINDOW (toplevel)->group)
3073 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
3074 GTK_WINDOW (view->goto_window));
3075 else if (GTK_WINDOW (view->goto_window)->group)
3076 gtk_window_group_remove_window (GTK_WINDOW (view->goto_window)->group,
3077 GTK_WINDOW (view->goto_window));
3081 view->goto_window = gtk_window_new (GTK_WINDOW_POPUP);
3083 if (GTK_WINDOW (toplevel)->group)
3084 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
3085 GTK_WINDOW (view->goto_window));
3087 gtk_window_set_modal (GTK_WINDOW (view->goto_window), TRUE);
3089 g_signal_connect (view->goto_window, "delete_event",
3090 G_CALLBACK (ev_view_goto_window_delete_event),
3092 g_signal_connect (view->goto_window, "key_press_event",
3093 G_CALLBACK (ev_view_goto_window_key_press_event),
3095 g_signal_connect (view->goto_window, "button_press_event",
3096 G_CALLBACK (ev_view_goto_window_button_press_event),
3099 frame = gtk_frame_new (NULL);
3100 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
3101 gtk_container_add (GTK_CONTAINER (view->goto_window), frame);
3102 gtk_widget_show (frame);
3104 hbox = gtk_hbox_new (FALSE, 0);
3105 gtk_container_set_border_width (GTK_CONTAINER (hbox), 3);
3106 gtk_container_add (GTK_CONTAINER (frame), hbox);
3107 gtk_widget_show (hbox);
3109 label = gtk_label_new(_("Jump to page:"));
3110 gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, TRUE, 3);
3111 gtk_widget_show (label);
3112 gtk_widget_realize (label);
3114 view->goto_entry = gtk_entry_new ();
3115 g_signal_connect (view->goto_entry, "activate",
3116 G_CALLBACK (ev_view_goto_entry_activate),
3118 gtk_box_pack_start_defaults (GTK_BOX (hbox), view->goto_entry);
3119 gtk_widget_show (view->goto_entry);
3120 gtk_widget_realize (view->goto_entry);
3124 ev_view_goto_entry_grab_focus (EvView *view)
3126 GtkWidgetClass *entry_parent_class;
3128 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (view->goto_entry));
3129 (entry_parent_class->grab_focus) (view->goto_entry);
3131 send_focus_change (view->goto_entry, TRUE);
3135 ev_view_goto_window_send_key_event (EvView *view,
3138 GdkEventKey *new_event;
3141 /* Move goto window off screen */
3142 screen = gtk_widget_get_screen (GTK_WIDGET (view));
3143 gtk_window_move (GTK_WINDOW (view->goto_window),
3144 gdk_screen_get_width (screen) + 1,
3145 gdk_screen_get_height (screen) + 1);
3146 gtk_widget_show (view->goto_window);
3148 new_event = (GdkEventKey *) gdk_event_copy (event);
3149 g_object_unref (new_event->window);
3150 new_event->window = g_object_ref (view->goto_window->window);
3151 gtk_widget_realize (view->goto_window);
3153 gtk_widget_event (view->goto_window, (GdkEvent *)new_event);
3154 gdk_event_free ((GdkEvent *)new_event);
3155 gtk_widget_hide (view->goto_window);
3159 ev_view_key_press_event (GtkWidget *widget,
3162 EvView *view = EV_VIEW (widget);
3163 EvPresentationState current;
3165 if (!view->document)
3168 if (!view->presentation ||
3169 view->presentation_state == EV_PRESENTATION_END)
3170 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3173 current = view->presentation_state;
3175 switch (event->keyval) {
3178 view->presentation_state =
3179 (view->presentation_state == EV_PRESENTATION_BLACK) ?
3180 EV_PRESENTATION_NORMAL : EV_PRESENTATION_BLACK;
3184 view->presentation_state =
3185 (view->presentation_state == EV_PRESENTATION_WHITE) ?
3186 EV_PRESENTATION_NORMAL : EV_PRESENTATION_WHITE;
3189 if (view->presentation_state == EV_PRESENTATION_BLACK ||
3190 view->presentation_state == EV_PRESENTATION_WHITE) {
3191 view->presentation_state = EV_PRESENTATION_NORMAL;
3195 if (current == view->presentation_state) {
3196 if (ev_page_cache_get_n_pages (view->page_cache) > 1 &&
3197 key_is_numeric (event->keyval)) {
3200 ev_view_goto_window_create (view);
3201 ev_view_goto_window_send_key_event (view, (GdkEvent *)event);
3202 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
3203 gtk_window_move (GTK_WINDOW (view->goto_window), x, y);
3204 gtk_widget_show (view->goto_window);
3205 ev_view_goto_entry_grab_focus (view);
3210 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3213 switch (view->presentation_state) {
3214 case EV_PRESENTATION_NORMAL:
3215 case EV_PRESENTATION_BLACK:
3216 gdk_window_set_background (view->layout.bin_window,
3217 &widget->style->black);
3219 case EV_PRESENTATION_WHITE:
3220 gdk_window_set_background (view->layout.bin_window,
3221 &widget->style->white);
3224 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3227 gtk_widget_queue_draw (widget);
3232 ev_view_focus_in (GtkWidget *widget,
3233 GdkEventFocus *event)
3235 if (EV_VIEW (widget)->pixbuf_cache)
3236 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3237 gtk_widget_queue_draw (widget);
3243 ev_view_focus_out (GtkWidget *widget,
3244 GdkEventFocus *event)
3246 if (EV_VIEW (widget)->goto_window)
3247 ev_view_goto_window_hide (EV_VIEW (widget));
3249 if (EV_VIEW (widget)->pixbuf_cache)
3250 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3251 gtk_widget_queue_draw (widget);
3257 ev_view_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3259 EvView *view = EV_VIEW (widget);
3261 ev_view_set_status (view, NULL);
3263 if (view->cursor == EV_VIEW_CURSOR_LINK ||
3264 view->cursor == EV_VIEW_CURSOR_IBEAM)
3265 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
3267 if (view->link_tooltip) {
3268 view->hovered_link = NULL;
3269 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
3276 ev_view_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3278 EvView *view = EV_VIEW (widget);
3280 ev_view_handle_cursor_over_xy (view, event->x, event->y);
3286 ev_view_style_set (GtkWidget *widget,
3287 GtkStyle *old_style)
3289 if (EV_VIEW (widget)->pixbuf_cache)
3290 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3292 GTK_WIDGET_CLASS (ev_view_parent_class)->style_set (widget, old_style);
3298 ev_gdk_color_to_rgb (const GdkColor *color)
3301 result = (0xff0000 | (color->red & 0xff00));
3303 result |= ((color->green & 0xff00) | (color->blue >> 8));
3308 draw_rubberband (GtkWidget *widget, GdkWindow *window,
3309 const GdkRectangle *rect, guchar alpha)
3313 GdkColor *fill_color_gdk;
3316 fill_color_gdk = gdk_color_copy (>K_WIDGET (widget)->style->base[GTK_STATE_SELECTED]);
3317 fill_color = ev_gdk_color_to_rgb (fill_color_gdk) << 8 | alpha;
3319 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
3320 rect->width, rect->height);
3321 gdk_pixbuf_fill (pixbuf, fill_color);
3323 gdk_draw_pixbuf (window, NULL, pixbuf,
3325 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3326 rect->width, rect->height,
3327 GDK_RGB_DITHER_NONE,
3330 g_object_unref (pixbuf);
3332 gc = gdk_gc_new (window);
3333 gdk_gc_set_rgb_fg_color (gc, fill_color_gdk);
3334 gdk_draw_rectangle (window, gc, FALSE,
3335 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3338 g_object_unref (gc);
3340 gdk_color_free (fill_color_gdk);
3345 highlight_find_results (EvView *view, int page)
3347 EvDocumentFind *find;
3350 find = EV_DOCUMENT_FIND (view->document);
3352 results = ev_document_find_get_n_results (find, page);
3354 for (i = 0; i < results; i++) {
3355 EvRectangle rectangle;
3356 GdkRectangle view_rectangle;
3359 if (i == view->find_result && page == view->current_page) {
3365 ev_document_find_get_result (find, page, i, &rectangle);
3366 doc_rect_to_view_rect (view, page, &rectangle, &view_rectangle);
3367 draw_rubberband (GTK_WIDGET (view), view->layout.bin_window,
3368 &view_rectangle, alpha);
3373 draw_loading_text (EvView *view,
3374 GdkRectangle *page_area,
3375 GdkRectangle *expose_area)
3380 /* Don't annoy users with loading messages during presentations.
3381 * FIXME: Temporary "workaround" for
3382 * http://bugzilla.gnome.org/show_bug.cgi?id=320352 */
3383 if (view->presentation)
3386 if (!view->loading_text) {
3387 const gchar *loading_text = _("Loading...");
3388 PangoLayout *layout;
3389 PangoFontDescription *font_desc;
3390 PangoRectangle logical_rect;
3394 ev_document_fc_mutex_lock ();
3396 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), loading_text);
3398 font_desc = pango_font_description_new ();
3400 /* We set the font to be 10 points, get the size, and scale appropriately */
3401 pango_font_description_set_size (font_desc, 10 * PANGO_SCALE);
3402 pango_layout_set_font_description (layout, font_desc);
3403 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3405 target_width = MAX (page_area->width / 2, 1);
3406 real_scale = ((double)target_width / (double) logical_rect.width) * (PANGO_SCALE * 10);
3407 pango_font_description_set_size (font_desc, (int)real_scale);
3408 pango_layout_set_font_description (layout, font_desc);
3409 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3411 view->loading_text = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
3413 logical_rect.height);
3414 cr = cairo_create (view->loading_text);
3415 cairo_set_source_rgb (cr,
3419 pango_cairo_show_layout (cr, layout);
3422 pango_font_description_free (font_desc);
3423 g_object_unref (layout);
3425 ev_document_fc_mutex_unlock ();
3428 width = (page_area->width - cairo_image_surface_get_width (view->loading_text)) / 2;
3429 height = (page_area->height - cairo_image_surface_get_height (view->loading_text)) / 2;
3431 cr = gdk_cairo_create (view->layout.bin_window);
3432 cairo_translate (cr,
3433 page_area->x + width,
3434 page_area->y + height);
3435 cairo_set_source_surface (cr, view->loading_text, 0, 0);
3441 draw_one_page (EvView *view,
3443 GdkRectangle *page_area,
3445 GdkRectangle *expose_area,
3446 gboolean *page_ready)
3448 GdkRectangle overlap;
3449 GdkRectangle real_page_area;
3451 g_assert (view->document);
3453 if (! gdk_rectangle_intersect (page_area, expose_area, &overlap))
3456 /* Render the document itself */
3457 real_page_area = *page_area;
3459 real_page_area.x += border->left;
3460 real_page_area.y += border->top;
3461 real_page_area.width -= (border->left + border->right);
3462 real_page_area.height -= (border->top + border->bottom);
3465 if (!view->presentation) {
3468 current_page = ev_page_cache_get_current_page (view->page_cache);
3469 ev_document_misc_paint_one_page (view->layout.bin_window,
3472 page == current_page);
3475 if (gdk_rectangle_intersect (&real_page_area, expose_area, &overlap)) {
3477 gint page_width, page_height;
3478 cairo_surface_t *page_surface = NULL;
3479 gint selection_width, selection_height;
3480 cairo_surface_t *selection_surface = NULL;
3483 page_surface = ev_pixbuf_cache_get_surface (view->pixbuf_cache, page);
3485 if (!page_surface) {
3486 draw_loading_text (view,
3489 *page_ready = FALSE;
3494 ev_page_cache_get_size (view->page_cache,
3495 page, view->rotation,
3499 cr = gdk_cairo_create (view->layout.bin_window);
3503 page_width = cairo_image_surface_get_width (page_surface);
3504 page_height = cairo_image_surface_get_height (page_surface);
3506 cairo_rectangle (cr, overlap.x, overlap.y, overlap.width, overlap.height);
3509 cairo_translate (cr, overlap.x, overlap.y);
3511 if (width != page_width || height != page_height) {
3512 cairo_pattern_set_filter (cairo_get_source (cr),
3515 (gdouble)width / page_width,
3516 (gdouble)height / page_height);
3519 cairo_surface_set_device_offset (page_surface,
3520 overlap.x - real_page_area.x,
3521 overlap.y - real_page_area.y);
3523 cairo_set_source_surface (cr, page_surface, 0, 0);
3528 /* Get the selection pixbuf iff we have something to draw */
3529 if (find_selection_for_page (view, page) &&
3530 view->selection_mode == EV_VIEW_SELECTION_TEXT) {
3532 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
3538 if (!selection_surface) {
3543 selection_width = cairo_image_surface_get_width (selection_surface);
3544 selection_height = cairo_image_surface_get_height (selection_surface);
3546 cairo_rectangle (cr, overlap.x, overlap.y, overlap.width, overlap.height);
3549 cairo_translate (cr, overlap.x, overlap.y);
3551 if (width != selection_width || height != selection_height) {
3552 cairo_pattern_set_filter (cairo_get_source (cr),
3555 (gdouble)width / selection_width,
3556 (gdouble)height / selection_height);
3559 cairo_surface_set_device_offset (selection_surface,
3560 overlap.x - real_page_area.x,
3561 overlap.y - real_page_area.y);
3563 cairo_set_source_surface (cr, selection_surface, 0, 0);
3569 /*** GObject functions ***/
3572 ev_view_finalize (GObject *object)
3574 EvView *view = EV_VIEW (object);
3576 g_free (view->status);
3577 g_free (view->find_status);
3579 clear_selection (view);
3581 if (view->image_dnd_info.image)
3582 g_object_unref (view->image_dnd_info.image);
3583 view->image_dnd_info.image = NULL;
3585 G_OBJECT_CLASS (ev_view_parent_class)->finalize (object);
3589 ev_view_destroy (GtkObject *object)
3591 EvView *view = EV_VIEW (object);
3593 if (view->document) {
3594 g_object_unref (view->document);
3595 view->document = NULL;
3598 if (view->pixbuf_cache) {
3599 g_object_unref (view->pixbuf_cache);
3600 view->pixbuf_cache = NULL;
3603 if (view->link_tooltip) {
3604 gtk_widget_destroy (view->link_tooltip);
3605 view->link_tooltip = NULL;
3608 if (view->goto_window) {
3609 gtk_widget_destroy (view->goto_window);
3610 view->goto_window = NULL;
3611 view->goto_entry = NULL;
3614 if (view->selection_scroll_id) {
3615 g_source_remove (view->selection_scroll_id);
3616 view->selection_scroll_id = 0;
3619 if (view->selection_update_id) {
3620 g_source_remove (view->selection_update_id);
3621 view->selection_update_id = 0;
3624 if (view->loading_text) {
3625 cairo_surface_destroy (view->loading_text);
3626 view->loading_text = NULL;
3629 ev_view_presentation_transition_stop (view);
3631 ev_view_set_scroll_adjustments (GTK_LAYOUT (view), NULL, NULL);
3633 GTK_OBJECT_CLASS (ev_view_parent_class)->destroy (object);
3637 ev_view_set_property (GObject *object,
3639 const GValue *value,
3642 EvView *view = EV_VIEW (object);
3645 case PROP_CONTINUOUS:
3646 ev_view_set_continuous (view, g_value_get_boolean (value));
3648 case PROP_DUAL_PAGE:
3649 ev_view_set_dual_page (view, g_value_get_boolean (value));
3651 case PROP_FULLSCREEN:
3652 ev_view_set_fullscreen (view, g_value_get_boolean (value));
3654 case PROP_PRESENTATION:
3655 ev_view_set_presentation (view, g_value_get_boolean (value));
3657 case PROP_SIZING_MODE:
3658 ev_view_set_sizing_mode (view, g_value_get_enum (value));
3661 ev_view_set_zoom (view, g_value_get_double (value), FALSE);
3664 ev_view_set_rotation (view, g_value_get_int (value));
3667 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3672 ev_view_get_accessible (GtkWidget *widget)
3674 static gboolean first_time = TRUE;
3677 AtkObjectFactory *factory;
3678 AtkRegistry *registry;
3680 GType derived_atk_type;
3683 * Figure out whether accessibility is enabled by looking at the
3684 * type of the accessible object which would be created for
3685 * the parent type of EvView.
3687 derived_type = g_type_parent (EV_TYPE_VIEW);
3689 registry = atk_get_default_registry ();
3690 factory = atk_registry_get_factory (registry,
3692 derived_atk_type = atk_object_factory_get_accessible_type (factory);
3693 if (g_type_is_a (derived_atk_type, GTK_TYPE_ACCESSIBLE))
3694 atk_registry_set_factory_type (registry,
3696 ev_view_accessible_factory_get_type ());
3699 return GTK_WIDGET_CLASS (ev_view_parent_class)->get_accessible (widget);
3703 ev_view_get_property (GObject *object,
3708 EvView *view = EV_VIEW (object);
3712 g_value_set_string (value, view->status);
3714 case PROP_FIND_STATUS:
3715 g_value_set_string (value, view->status);
3717 case PROP_CONTINUOUS:
3718 g_value_set_boolean (value, view->continuous);
3720 case PROP_DUAL_PAGE:
3721 g_value_set_boolean (value, view->dual_page);
3723 case PROP_FULLSCREEN:
3724 g_value_set_boolean (value, view->fullscreen);
3726 case PROP_PRESENTATION:
3727 g_value_set_boolean (value, view->presentation);
3729 case PROP_SIZING_MODE:
3730 g_value_set_enum (value, view->sizing_mode);
3733 g_value_set_double (value, view->scale);
3736 g_value_set_int (value, view->rotation);
3738 case PROP_HAS_SELECTION:
3739 g_value_set_boolean (value,
3740 view->selection_info.selections != NULL);
3743 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3748 ev_view_class_init (EvViewClass *class)
3750 GObjectClass *object_class = G_OBJECT_CLASS (class);
3751 GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (class);
3752 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
3753 GtkLayoutClass *layout_class = GTK_LAYOUT_CLASS (class);
3754 GtkBindingSet *binding_set;
3756 object_class->finalize = ev_view_finalize;
3757 object_class->set_property = ev_view_set_property;
3758 object_class->get_property = ev_view_get_property;
3760 widget_class->expose_event = ev_view_expose_event;
3761 widget_class->button_press_event = ev_view_button_press_event;
3762 widget_class->motion_notify_event = ev_view_motion_notify_event;
3763 widget_class->button_release_event = ev_view_button_release_event;
3764 widget_class->key_press_event = ev_view_key_press_event;
3765 widget_class->focus_in_event = ev_view_focus_in;
3766 widget_class->focus_out_event = ev_view_focus_out;
3767 widget_class->get_accessible = ev_view_get_accessible;
3768 widget_class->size_request = ev_view_size_request;
3769 widget_class->size_allocate = ev_view_size_allocate;
3770 widget_class->realize = ev_view_realize;
3771 widget_class->scroll_event = ev_view_scroll_event;
3772 widget_class->enter_notify_event = ev_view_enter_notify_event;
3773 widget_class->leave_notify_event = ev_view_leave_notify_event;
3774 widget_class->style_set = ev_view_style_set;
3775 widget_class->drag_data_get = ev_view_drag_data_get;
3776 widget_class->drag_motion = ev_view_drag_motion;
3777 widget_class->drag_data_received = ev_view_drag_data_received;
3778 widget_class->popup_menu = ev_view_popup_menu;
3780 gtk_object_class->destroy = ev_view_destroy;
3782 layout_class->set_scroll_adjustments = ev_view_set_scroll_adjustments;
3784 class->binding_activated = ev_view_scroll;
3786 signals[SIGNAL_BINDING_ACTIVATED] = g_signal_new ("binding_activated",
3787 G_TYPE_FROM_CLASS (object_class),
3788 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3789 G_STRUCT_OFFSET (EvViewClass, binding_activated),
3791 ev_marshal_VOID__ENUM_BOOLEAN,
3793 GTK_TYPE_SCROLL_TYPE,
3796 signals[SIGNAL_ZOOM_INVALID] = g_signal_new ("zoom-invalid",
3797 G_TYPE_FROM_CLASS (object_class),
3798 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3799 G_STRUCT_OFFSET (EvViewClass, zoom_invalid),
3801 ev_marshal_VOID__VOID,
3802 G_TYPE_NONE, 0, G_TYPE_NONE);
3803 signals[SIGNAL_HANDLE_LINK] = g_signal_new ("handle-link",
3804 G_TYPE_FROM_CLASS (object_class),
3805 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3806 G_STRUCT_OFFSET (EvViewClass, handle_link),
3808 g_cclosure_marshal_VOID__OBJECT,
3811 signals[SIGNAL_EXTERNAL_LINK] = g_signal_new ("external-link",
3812 G_TYPE_FROM_CLASS (object_class),
3813 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3814 G_STRUCT_OFFSET (EvViewClass, external_link),
3816 g_cclosure_marshal_VOID__OBJECT,
3819 signals[SIGNAL_POPUP_MENU] = g_signal_new ("popup",
3820 G_TYPE_FROM_CLASS (object_class),
3821 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3822 G_STRUCT_OFFSET (EvViewClass, popup_menu),
3824 g_cclosure_marshal_VOID__OBJECT,
3828 g_object_class_install_property (object_class,
3830 g_param_spec_string ("status",
3832 "The status message",
3836 g_object_class_install_property (object_class,
3838 g_param_spec_string ("find-status",
3839 "Find Status Message",
3840 "The find status message",
3844 g_object_class_install_property (object_class,
3846 g_param_spec_boolean ("continuous",
3848 "Continuous scrolling mode",
3850 G_PARAM_READWRITE));
3852 g_object_class_install_property (object_class,
3854 g_param_spec_boolean ("dual-page",
3856 "Two pages visible at once",
3858 G_PARAM_READWRITE));
3859 g_object_class_install_property (object_class,
3861 g_param_spec_boolean ("fullscreen",
3863 "Draw page in a fullscreen fashion",
3865 G_PARAM_READWRITE));
3866 g_object_class_install_property (object_class,
3868 g_param_spec_boolean ("presentation",
3870 "Draw page in presentation mode",
3872 G_PARAM_READWRITE));
3874 g_object_class_install_property (object_class,
3876 g_param_spec_enum ("sizing-mode",
3879 EV_TYPE_SIZING_MODE,
3880 EV_SIZING_FIT_WIDTH,
3881 G_PARAM_READWRITE));
3883 g_object_class_install_property (object_class,
3885 g_param_spec_double ("zoom",
3891 G_PARAM_READWRITE));
3892 g_object_class_install_property (object_class,
3894 g_param_spec_double ("rotation",
3900 G_PARAM_READWRITE));
3901 g_object_class_install_property (object_class,
3903 g_param_spec_boolean ("has-selection",
3905 "The view has selections",
3909 binding_set = gtk_binding_set_by_class (class);
3911 add_scroll_binding_keypad (binding_set, GDK_Left, 0, EV_SCROLL_STEP_BACKWARD, TRUE);
3912 add_scroll_binding_keypad (binding_set, GDK_Right, 0, EV_SCROLL_STEP_FORWARD, TRUE);
3913 add_scroll_binding_keypad (binding_set, GDK_Left, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, TRUE);
3914 add_scroll_binding_keypad (binding_set, GDK_Right, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, TRUE);
3915 add_scroll_binding_keypad (binding_set, GDK_Up, 0, EV_SCROLL_STEP_BACKWARD, FALSE);
3916 add_scroll_binding_keypad (binding_set, GDK_Down, 0, EV_SCROLL_STEP_FORWARD, FALSE);
3917 add_scroll_binding_keypad (binding_set, GDK_Up, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, FALSE);
3918 add_scroll_binding_keypad (binding_set, GDK_Down, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, FALSE);
3922 ev_view_init (EvView *view)
3924 GTK_WIDGET_SET_FLAGS (view, GTK_CAN_FOCUS);
3928 view->current_page = 0;
3929 view->pressed_button = -1;
3930 view->cursor = EV_VIEW_CURSOR_NORMAL;
3931 view->drag_info.in_drag = FALSE;
3932 view->selection_info.selections = NULL;
3933 view->selection_info.in_selection = FALSE;
3934 view->selection_info.in_drag = FALSE;
3935 view->selection_mode = EV_VIEW_SELECTION_TEXT;
3936 view->continuous = TRUE;
3937 view->dual_page = FALSE;
3938 view->presentation = FALSE;
3939 view->presentation_state = EV_PRESENTATION_NORMAL;
3940 view->fullscreen = FALSE;
3941 view->sizing_mode = EV_SIZING_FIT_WIDTH;
3942 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
3943 view->jump_to_find_result = TRUE;
3945 gtk_layout_set_hadjustment (GTK_LAYOUT (view), NULL);
3946 gtk_layout_set_vadjustment (GTK_LAYOUT (view), NULL);
3948 gtk_drag_dest_set (GTK_WIDGET (view),
3949 GTK_DEST_DEFAULT_ALL,
3951 G_N_ELEMENTS (view_drop_targets),
3958 find_changed_cb (EvDocument *document, int page, EvView *view)
3963 percent = ev_document_find_get_progress
3964 (EV_DOCUMENT_FIND (view->document));
3965 n_pages = ev_page_cache_get_n_pages (view->page_cache);
3967 if (view->jump_to_find_result == TRUE) {
3968 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 0);
3969 jump_to_find_result (view);
3971 update_find_status_message (view, percent * n_pages >= n_pages - 1 );
3972 if (view->current_page == page)
3973 gtk_widget_queue_draw (GTK_WIDGET (view));
3977 job_finished_cb (EvPixbufCache *pixbuf_cache,
3982 gdk_window_invalidate_region (view->layout.bin_window,
3985 gtk_widget_queue_draw (GTK_WIDGET (view));
3990 page_changed_cb (EvPageCache *page_cache,
3994 if (view->current_page != new_page) {
3997 view->current_page = new_page;
3998 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4000 if (view->presentation)
4001 ev_view_presentation_transition_start (view);
4003 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
4004 ev_view_handle_cursor_over_xy (view, x, y);
4006 gtk_widget_queue_resize (GTK_WIDGET (view));
4008 gtk_widget_queue_draw (GTK_WIDGET (view));
4011 if (EV_IS_DOCUMENT_FIND (view->document)) {
4012 view->find_result = 0;
4013 update_find_status_message (view, TRUE);
4018 on_adjustment_value_changed (GtkAdjustment *adjustment,
4023 GList *children, *l;
4025 if (! GTK_WIDGET_REALIZED (view))
4028 if (view->hadjustment) {
4029 dx = view->scroll_x - (int) view->hadjustment->value;
4030 view->scroll_x = (int) view->hadjustment->value;
4035 if (view->vadjustment) {
4036 dy = view->scroll_y - (int) view->vadjustment->value;
4037 view->scroll_y = (int) view->vadjustment->value;
4042 children = gtk_container_get_children (GTK_CONTAINER (view));
4043 for (l = children; l && l->data; l = g_list_next (l)) {
4044 gint child_x, child_y;
4045 GtkWidget *child = (GtkWidget *)l->data;
4047 gtk_container_child_get (GTK_CONTAINER (view),
4052 gtk_layout_move (GTK_LAYOUT (view), child, child_x + dx, child_y + dy);
4054 g_list_free (children);
4056 if (view->pending_resize)
4057 gtk_widget_queue_draw (GTK_WIDGET (view));
4059 gdk_window_scroll (view->layout.bin_window, dx, dy);
4061 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
4062 ev_view_handle_cursor_over_xy (view, x, y);
4065 view_update_range_and_current_page (view);
4073 view = g_object_new (EV_TYPE_VIEW, NULL);
4079 setup_caches (EvView *view)
4081 view->page_cache = ev_page_cache_get (view->document);
4082 g_signal_connect (view->page_cache, "page-changed", G_CALLBACK (page_changed_cb), view);
4083 view->pixbuf_cache = ev_pixbuf_cache_new (GTK_WIDGET (view), view->document);
4084 g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view);
4085 page_changed_cb (view->page_cache,
4086 ev_page_cache_get_current_page (view->page_cache),
4091 clear_caches (EvView *view)
4093 if (view->pixbuf_cache) {
4094 g_object_unref (view->pixbuf_cache);
4095 view->pixbuf_cache = NULL;
4098 if (view->page_cache) {
4099 view->page_cache = NULL;
4104 ev_view_set_loading (EvView *view,
4107 view->loading = loading;
4108 gtk_widget_queue_draw (GTK_WIDGET (view));
4112 ev_view_set_document (EvView *view,
4113 EvDocument *document)
4115 g_return_if_fail (EV_IS_VIEW (view));
4117 view->loading = FALSE;
4119 if (document != view->document) {
4120 clear_caches (view);
4122 if (view->document) {
4123 g_signal_handlers_disconnect_by_func (view->document,
4126 g_object_unref (view->document);
4127 view->page_cache = NULL;
4131 view->document = document;
4132 view->find_result = 0;
4134 if (view->document) {
4135 g_object_ref (view->document);
4136 if (EV_IS_DOCUMENT_FIND (view->document)) {
4137 g_signal_connect (view->document,
4139 G_CALLBACK (find_changed_cb),
4143 setup_caches (view);
4146 gtk_widget_queue_resize (GTK_WIDGET (view));
4150 /*** Zoom and sizing mode ***/
4152 #define EPSILON 0.0000001
4154 ev_view_set_zoom (EvView *view,
4161 scale = view->scale * factor;
4165 scale = CLAMP (scale, view->min_scale, view->max_scale);
4167 if (ABS (view->scale - scale) < EPSILON)
4170 if (view->loading_text) {
4171 cairo_surface_destroy (view->loading_text);
4172 view->loading_text = NULL;
4175 view->scale = scale;
4176 view->pending_resize = TRUE;
4178 gtk_widget_queue_resize (GTK_WIDGET (view));
4180 g_object_notify (G_OBJECT (view), "zoom");
4184 ev_view_get_zoom (EvView *view)
4190 ev_view_set_screen_dpi (EvView *view,
4193 g_return_if_fail (EV_IS_VIEW (view));
4194 g_return_if_fail (dpi > 0);
4197 view->min_scale = MIN_SCALE * dpi / 72.0;
4198 view->max_scale = MAX_SCALE * dpi / 72.0;
4202 ev_view_get_continuous (EvView *view)
4204 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4206 return view->continuous;
4210 ev_view_set_continuous (EvView *view,
4211 gboolean continuous)
4213 g_return_if_fail (EV_IS_VIEW (view));
4215 continuous = continuous != FALSE;
4217 if (view->continuous != continuous) {
4218 view->continuous = continuous;
4219 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4220 gtk_widget_queue_resize (GTK_WIDGET (view));
4223 g_object_notify (G_OBJECT (view), "continuous");
4227 ev_view_get_dual_page (EvView *view)
4229 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4231 return view->dual_page;
4235 ev_view_set_dual_page (EvView *view,
4238 g_return_if_fail (EV_IS_VIEW (view));
4240 dual_page = dual_page != FALSE;
4242 if (view->dual_page == dual_page)
4245 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4246 view->dual_page = dual_page;
4247 /* FIXME: if we're keeping the pixbuf cache around, we should extend the
4248 * preload_cache_size to be 2 if dual_page is set.
4250 gtk_widget_queue_resize (GTK_WIDGET (view));
4252 g_object_notify (G_OBJECT (view), "dual-page");
4256 ev_view_set_fullscreen (EvView *view,
4257 gboolean fullscreen)
4259 g_return_if_fail (EV_IS_VIEW (view));
4261 fullscreen = fullscreen != FALSE;
4263 if (view->fullscreen == fullscreen)
4266 view->fullscreen = fullscreen;
4267 gtk_widget_queue_resize (GTK_WIDGET (view));
4269 g_object_notify (G_OBJECT (view), "fullscreen");
4273 ev_view_get_fullscreen (EvView *view)
4275 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4277 return view->fullscreen;
4281 ev_view_set_presentation (EvView *view,
4282 gboolean presentation)
4284 g_return_if_fail (EV_IS_VIEW (view));
4286 presentation = presentation != FALSE;
4288 if (view->presentation == presentation)
4292 view->presentation_state = EV_PRESENTATION_NORMAL;
4294 view->presentation = presentation;
4295 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4298 view->sizing_mode_saved = view->sizing_mode;
4299 view->scale_saved = view->scale;
4300 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
4302 ev_view_set_sizing_mode (view, view->sizing_mode_saved);
4303 ev_view_set_zoom (view, view->scale_saved, FALSE);
4306 gtk_widget_queue_resize (GTK_WIDGET (view));
4309 ev_view_presentation_transition_start (view);
4311 ev_view_presentation_transition_stop (view);
4313 if (GTK_WIDGET_REALIZED (view)) {
4314 if (view->presentation)
4315 gdk_window_set_background (view->layout.bin_window,
4316 >K_WIDGET (view)->style->black);
4318 gdk_window_set_background (view->layout.bin_window,
4319 >K_WIDGET (view)->style->mid [GTK_STATE_NORMAL]);
4322 g_object_notify (G_OBJECT (view), "presentation");
4326 ev_view_get_presentation (EvView *view)
4328 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4330 return view->presentation;
4334 transition_next_page (EvView *view)
4336 ev_view_next_page (view);
4342 ev_view_presentation_transition_stop (EvView *view)
4344 if (view->trans_timeout_id > 0)
4345 g_source_remove (view->trans_timeout_id);
4346 view->trans_timeout_id = 0;
4350 ev_view_presentation_transition_start (EvView *view)
4354 if (!EV_IS_DOCUMENT_TRANSITION (view->document))
4357 ev_view_presentation_transition_stop (view);
4359 duration = ev_document_transition_get_page_duration (EV_DOCUMENT_TRANSITION (view->document),
4360 view->current_page);
4362 view->trans_timeout_id = g_timeout_add (duration * 1000,
4363 (GSourceFunc) transition_next_page,
4368 ev_view_set_sizing_mode (EvView *view,
4369 EvSizingMode sizing_mode)
4371 g_return_if_fail (EV_IS_VIEW (view));
4373 if (view->sizing_mode == sizing_mode)
4376 view->sizing_mode = sizing_mode;
4377 gtk_widget_queue_resize (GTK_WIDGET (view));
4379 g_object_notify (G_OBJECT (view), "sizing-mode");
4383 ev_view_get_sizing_mode (EvView *view)
4385 g_return_val_if_fail (EV_IS_VIEW (view), EV_SIZING_FREE);
4387 return view->sizing_mode;
4391 ev_view_can_zoom_in (EvView *view)
4393 return view->scale * ZOOM_IN_FACTOR <= view->max_scale;
4397 ev_view_can_zoom_out (EvView *view)
4399 return view->scale * ZOOM_OUT_FACTOR >= view->min_scale;
4403 ev_view_zoom_in (EvView *view)
4405 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4407 if (view->presentation)
4410 view->pending_scroll = SCROLL_TO_CENTER;
4411 ev_view_set_zoom (view, ZOOM_IN_FACTOR, TRUE);
4415 ev_view_zoom_out (EvView *view)
4417 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4419 if (view->presentation)
4422 view->pending_scroll = SCROLL_TO_CENTER;
4423 ev_view_set_zoom (view, ZOOM_OUT_FACTOR, TRUE);
4427 ev_view_rotate_right (EvView *view)
4429 int rotation = view->rotation + 90;
4431 if (rotation >= 360) {
4435 ev_view_set_rotation (view, rotation);
4439 ev_view_rotate_left (EvView *view)
4441 int rotation = view->rotation - 90;
4447 ev_view_set_rotation (view, rotation);
4451 ev_view_set_rotation (EvView *view, int rotation)
4453 view->rotation = rotation;
4455 if (view->pixbuf_cache) {
4456 ev_pixbuf_cache_clear (view->pixbuf_cache);
4457 gtk_widget_queue_resize (GTK_WIDGET (view));
4461 clear_selection (view);
4463 g_object_notify (G_OBJECT (view), "rotation");
4467 ev_view_get_rotation (EvView *view)
4469 return view->rotation;
4473 zoom_for_size_fit_width (int doc_width,
4481 scale = (double)target_width / doc_width;
4483 if (doc_height * scale > target_height)
4484 scale = (double) (target_width - vsb_width) / doc_width;
4490 zoom_for_size_fit_height (int doc_width,
4498 scale = (double)target_height / doc_height;
4500 if (doc_width * scale > target_width)
4501 scale = (double) (target_height - vsb_height) / doc_height;
4507 zoom_for_size_best_fit (int doc_width,
4517 w_scale = (double)target_width / doc_width;
4518 h_scale = (double)target_height / doc_height;
4520 if (doc_height * w_scale > target_height)
4521 w_scale = (double) (target_width - vsb_width) / doc_width;
4522 if (doc_width * h_scale > target_width)
4523 h_scale = (double) (target_height - hsb_width) / doc_height;
4525 return MIN (w_scale, h_scale);
4530 ev_view_zoom_for_size_presentation (EvView *view,
4534 int doc_width, doc_height;
4537 ev_page_cache_get_size (view->page_cache,
4543 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, 0, 0);
4544 ev_view_set_zoom (view, scale, FALSE);
4548 ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
4554 int doc_width, doc_height;
4558 ev_page_cache_get_max_width (view->page_cache,
4562 ev_page_cache_get_max_height (view->page_cache,
4566 compute_border (view, doc_width, doc_height, &border);
4568 doc_width = doc_width * 2;
4569 width -= (2 * (border.left + border.right) + 3 * view->spacing);
4570 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4572 /* FIXME: We really need to calculate the overall height here, not the
4573 * page height. We assume there's always a vertical scrollbar for
4574 * now. We need to fix this. */
4575 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4576 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4577 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4578 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4580 g_assert_not_reached ();
4582 ev_view_set_zoom (view, scale, FALSE);
4586 ev_view_zoom_for_size_continuous (EvView *view,
4592 int doc_width, doc_height;
4596 ev_page_cache_get_max_width (view->page_cache,
4600 ev_page_cache_get_max_height (view->page_cache,
4604 compute_border (view, doc_width, doc_height, &border);
4606 width -= (border.left + border.right + 2 * view->spacing);
4607 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4609 /* FIXME: We really need to calculate the overall height here, not the
4610 * page height. We assume there's always a vertical scrollbar for
4611 * now. We need to fix this. */
4612 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4613 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4614 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4615 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4617 g_assert_not_reached ();
4619 ev_view_set_zoom (view, scale, FALSE);
4623 ev_view_zoom_for_size_dual_page (EvView *view,
4630 gint doc_width, doc_height;
4634 other_page = view->current_page ^ 1;
4636 /* Find the largest of the two. */
4637 ev_page_cache_get_size (view->page_cache,
4641 &doc_width, &doc_height);
4643 if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
4644 gint width_2, height_2;
4645 ev_page_cache_get_size (view->page_cache,
4649 &width_2, &height_2);
4650 if (width_2 > doc_width)
4651 doc_width = width_2;
4652 if (height_2 > doc_height)
4653 doc_height = height_2;
4655 compute_border (view, doc_width, doc_height, &border);
4657 doc_width = doc_width * 2;
4658 width -= ((border.left + border.right)* 2 + 3 * view->spacing);
4659 height -= (border.top + border.bottom + 2 * view->spacing);
4661 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4662 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4663 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4664 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4666 g_assert_not_reached ();
4668 ev_view_set_zoom (view, scale, FALSE);
4672 ev_view_zoom_for_size_single_page (EvView *view,
4678 int doc_width, doc_height;
4682 ev_page_cache_get_size (view->page_cache,
4688 /* Get an approximate border */
4689 compute_border (view, width, height, &border);
4691 width -= (border.left + border.right + 2 * view->spacing);
4692 height -= (border.top + border.bottom + 2 * view->spacing);
4694 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4695 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4696 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4697 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4699 g_assert_not_reached ();
4701 ev_view_set_zoom (view, scale, FALSE);
4705 ev_view_set_zoom_for_size (EvView *view,
4711 g_return_if_fail (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
4712 view->sizing_mode == EV_SIZING_BEST_FIT);
4713 g_return_if_fail (width >= 0);
4714 g_return_if_fail (height >= 0);
4716 if (view->document == NULL)
4719 if (view->presentation)
4720 ev_view_zoom_for_size_presentation (view, width, height);
4721 else if (view->continuous && view->dual_page)
4722 ev_view_zoom_for_size_continuous_and_dual_page (view, width, height, vsb_width, hsb_height);
4723 else if (view->continuous)
4724 ev_view_zoom_for_size_continuous (view, width, height, vsb_width, hsb_height);
4725 else if (view->dual_page)
4726 ev_view_zoom_for_size_dual_page (view, width, height, vsb_width, hsb_height);
4728 ev_view_zoom_for_size_single_page (view, width, height, vsb_width, hsb_height);
4731 /*** Status text messages ***/
4734 ev_view_get_status (EvView *view)
4736 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
4738 return view->status;
4742 ev_view_set_status (EvView *view, const char *message)
4744 g_return_if_fail (EV_IS_VIEW (view));
4746 if (message != view->status) {
4747 g_free (view->status);
4748 view->status = g_strdup (message);
4749 g_object_notify (G_OBJECT (view), "status");
4754 update_find_status_message (EvView *view, gboolean this_page)
4761 results = ev_document_find_get_n_results
4762 (EV_DOCUMENT_FIND (view->document),
4763 view->current_page);
4764 /* TRANS: Sometimes this could be better translated as
4765 "%d hit(s) on this page". Therefore this string
4766 contains plural cases. */
4767 message = g_strdup_printf (ngettext ("%d found on this page",
4768 "%d found on this page",
4774 percent = ev_document_find_get_progress
4775 (EV_DOCUMENT_FIND (view->document));
4776 message = g_strdup_printf (_("%3d%% remaining to search"),
4777 (int) ((1.0 - percent) * 100));
4780 ev_view_set_find_status (view, message);
4785 ev_view_get_find_status (EvView *view)
4787 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
4789 return view->find_status;
4793 ev_view_set_find_status (EvView *view, const char *message)
4795 g_return_if_fail (EV_IS_VIEW (view));
4797 g_free (view->find_status);
4798 view->find_status = g_strdup (message);
4799 g_object_notify (G_OBJECT (view), "find-status");
4805 jump_to_find_result (EvView *view)
4807 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4809 GdkRectangle view_rect;
4811 int page = view->current_page;
4813 n_results = ev_document_find_get_n_results (find, page);
4815 if (n_results > 0 && view->find_result < n_results) {
4816 ev_document_find_get_result
4817 (find, page, view->find_result, &rect);
4819 doc_rect_to_view_rect (view, page, &rect, &view_rect);
4820 ensure_rectangle_is_visible (view, &view_rect);
4826 * @view: #EvView instance
4827 * @direction: Direction to look
4828 * @shift: Shift from current page
4830 * Jumps to the first page that has occurences of searched word.
4831 * Uses a direction where to look and a shift from current page.
4835 jump_to_find_page (EvView *view, EvViewFindDirection direction, gint shift)
4839 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4841 for (i = 0; i < n_pages; i++) {
4845 if (direction == EV_VIEW_FIND_NEXT)
4846 page = view->current_page + i;
4848 page = view->current_page - i;
4851 if (page >= n_pages) {
4852 page = page - n_pages;
4855 page = page + n_pages;
4857 has_results = ev_document_find_page_has_results
4858 (EV_DOCUMENT_FIND (view->document), page);
4859 if (has_results == -1) {
4861 } else if (has_results == 1) {
4862 ev_page_cache_set_current_page (view->page_cache, page);
4869 ev_view_can_find_next (EvView *view)
4871 if (EV_IS_DOCUMENT_FIND (view->document)) {
4872 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4875 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4876 for (i = 0; i < n_pages; i++) {
4877 if (ev_document_find_get_n_results (find, i) > 0) {
4887 ev_view_find_next (EvView *view)
4889 int n_results, n_pages;
4890 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4892 n_results = ev_document_find_get_n_results (find, view->current_page);
4894 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4896 view->find_result++;
4898 if (view->find_result >= n_results) {
4900 view->find_result = 0;
4901 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 1);
4902 jump_to_find_result (view);
4904 jump_to_find_result (view);
4905 gtk_widget_queue_draw (GTK_WIDGET (view));
4910 ev_view_can_find_previous (EvView *view)
4912 if (EV_IS_DOCUMENT_FIND (view->document)) {
4913 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4916 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4917 for (i = n_pages - 1; i >= 0; i--) {
4918 if (ev_document_find_get_n_results (find, i) > 0) {
4927 ev_view_find_previous (EvView *view)
4929 int n_results, n_pages;
4930 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4931 EvPageCache *page_cache;
4933 page_cache = ev_page_cache_get (view->document);
4935 n_results = ev_document_find_get_n_results (find, view->current_page);
4937 n_pages = ev_page_cache_get_n_pages (page_cache);
4939 view->find_result--;
4941 if (view->find_result < 0) {
4943 jump_to_find_page (view, EV_VIEW_FIND_PREV, -1);
4944 view->find_result = ev_document_find_get_n_results (find, view->current_page) - 1;
4945 jump_to_find_result (view);
4947 jump_to_find_result (view);
4948 gtk_widget_queue_draw (GTK_WIDGET (view));
4952 void ev_view_search_changed (EvView *view)
4954 /* search string has changed, focus on new search result */
4955 view->jump_to_find_result = TRUE;
4958 /*** Selections ***/
4960 /* compute_new_selection_rect/text calculates the area currently selected by
4961 * view_rect. each handles a different mode;
4964 compute_new_selection_rect (EvView *view,
4968 GdkRectangle view_rect;
4972 g_assert (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE);
4974 view_rect.x = MIN (start->x, stop->x);
4975 view_rect.y = MIN (start->y, stop->y);
4976 view_rect.width = MAX (start->x, stop->x) - view_rect.x;
4977 view_rect.width = MAX (start->y, stop->y) - view_rect.y;
4979 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4981 for (i = 0; i < n_pages; i++) {
4982 GdkRectangle page_area;
4985 if (get_page_extents (view, i, &page_area, &border)) {
4986 GdkRectangle overlap;
4988 if (gdk_rectangle_intersect (&page_area, &view_rect, &overlap)) {
4989 EvViewSelection *selection;
4991 selection = g_new0 (EvViewSelection, 1);
4992 selection->page = i;
4993 view_rect_to_doc_rect (view, &overlap, &page_area,
4994 &(selection->rect));
4996 list = g_list_append (list, selection);
5005 gdk_rectangle_point_in (GdkRectangle *rectangle,
5008 return rectangle->x <= point->x &&
5009 rectangle->y <= point->y &&
5010 point->x < rectangle->x + rectangle->width &&
5011 point->y < rectangle->y + rectangle->height;
5015 compute_new_selection_text (EvView *view,
5019 int n_pages, i, first, last;
5021 EvViewSelection *selection;
5023 int start_page, end_page;
5025 g_assert (view->selection_mode == EV_VIEW_SELECTION_TEXT);
5027 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5029 /* First figure out the range of pages the selection
5033 if (view->continuous) {
5036 } else if (view->dual_page) {
5037 start_page = view->start_page;
5038 end_page = view->end_page + 1;
5040 start_page = view->current_page;
5041 end_page = view->current_page + 1;
5044 for (i = start_page; i < end_page; i++) {
5045 GdkRectangle page_area;
5048 get_page_extents (view, i, &page_area, &border);
5049 if (gdk_rectangle_point_in (&page_area, start) ||
5050 gdk_rectangle_point_in (&page_area, stop)) {
5051 if (first == n_pages)
5058 /* Now create a list of EvViewSelection's for the affected
5059 * pages. This could be an empty list, a list of just one
5060 * page or a number of pages.*/
5061 for (i = first; i < last + 1; i++) {
5062 GdkRectangle page_area;
5066 ev_page_cache_get_size (view->page_cache, i,
5068 1.0, &width, &height);
5070 selection = g_new0 (EvViewSelection, 1);
5071 selection->page = i;
5072 selection->rect.x1 = selection->rect.y1 = 0;
5073 selection->rect.x2 = width;
5074 selection->rect.y2 = height;
5076 get_page_extents (view, i, &page_area, &border);
5078 if (gdk_rectangle_point_in (&page_area, start))
5084 view_point_to_doc_point (view, point, &page_area,
5085 &selection->rect.x1,
5086 &selection->rect.y1);
5088 /* If the selection is contained within just one page,
5089 * make sure we don't write 'start' into both points
5090 * in selection->rect. */
5095 view_point_to_doc_point (view, point, &page_area,
5096 &selection->rect.x2,
5097 &selection->rect.y2);
5099 list = g_list_append (list, selection);
5105 /* This function takes the newly calculated list, and figures out which regions
5106 * have changed. It then queues a redraw approporiately.
5109 merge_selection_region (EvView *view,
5113 GList *new_list_ptr, *old_list_ptr;
5115 /* Update the selection */
5116 old_list = ev_pixbuf_cache_get_selection_list (view->pixbuf_cache);
5117 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5118 view->selection_info.selections = new_list;
5119 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, new_list);
5120 g_object_notify (G_OBJECT (view), "has-selection");
5122 new_list_ptr = new_list;
5123 old_list_ptr = old_list;
5125 while (new_list_ptr || old_list_ptr) {
5126 EvViewSelection *old_sel, *new_sel;
5128 GdkRegion *region = NULL;
5130 new_sel = (new_list_ptr) ? (new_list_ptr->data) : NULL;
5131 old_sel = (old_list_ptr) ? (old_list_ptr->data) : NULL;
5133 /* Assume that the lists are in order, and we run through them
5134 * comparing them, one page at a time. We come out with the
5135 * first page we see. */
5136 if (new_sel && old_sel) {
5137 if (new_sel->page < old_sel->page) {
5138 new_list_ptr = new_list_ptr->next;
5140 } else if (new_sel->page > old_sel->page) {
5141 old_list_ptr = old_list_ptr->next;
5144 new_list_ptr = new_list_ptr->next;
5145 old_list_ptr = old_list_ptr->next;
5147 } else if (new_sel) {
5148 new_list_ptr = new_list_ptr->next;
5149 } else if (old_sel) {
5150 old_list_ptr = old_list_ptr->next;
5153 g_assert (new_sel || old_sel);
5155 /* is the page we're looking at on the screen?*/
5156 cur_page = new_sel ? new_sel->page : old_sel->page;
5157 if (cur_page < view->start_page || cur_page > view->end_page)
5160 /* seed the cache with a new page. We are going to need the new
5163 GdkRegion *tmp_region = NULL;
5165 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
5171 new_sel->covered_region = gdk_region_copy (tmp_region);
5175 /* Now we figure out what needs redrawing */
5176 if (old_sel && new_sel) {
5177 if (old_sel->covered_region && new_sel->covered_region) {
5178 /* We only want to redraw the areas that have
5179 * changed, so we xor the old and new regions
5180 * and redraw if it's different */
5181 region = gdk_region_copy (old_sel->covered_region);
5182 gdk_region_xor (region, new_sel->covered_region);
5183 if (gdk_region_empty (region)) {
5184 gdk_region_destroy (region);
5187 } else if (old_sel->covered_region) {
5188 region = gdk_region_copy (old_sel->covered_region);
5189 } else if (new_sel->covered_region) {
5190 region = gdk_region_copy (new_sel->covered_region);
5192 } else if (old_sel && !new_sel) {
5193 if (old_sel->covered_region && !gdk_region_empty (old_sel->covered_region)) {
5194 region = gdk_region_copy (old_sel->covered_region);
5196 } else if (!old_sel && new_sel) {
5197 if (new_sel->covered_region && !gdk_region_empty (new_sel->covered_region)) {
5198 region = gdk_region_copy (new_sel->covered_region);
5201 g_assert_not_reached ();
5204 /* Redraw the damaged region! */
5206 GdkRectangle page_area;
5209 /* I don't know why but the region is smaller
5210 * than expected. This hack fixes it, I guess
5211 * 10 pixels more won't hurt
5213 gdk_region_shrink (region, -5, -5);
5215 get_page_extents (view, cur_page, &page_area, &border);
5216 gdk_region_offset (region,
5217 page_area.x + border.left - view->scroll_x,
5218 page_area.y + border.top - view->scroll_y);
5219 gdk_window_invalidate_region (view->layout.bin_window, region, TRUE);
5220 gdk_region_destroy (region);
5224 /* Free the old list, now that we're done with it. */
5225 g_list_foreach (old_list, (GFunc) selection_free, NULL);
5229 compute_selections (EvView *view,
5235 if (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE)
5236 list = compute_new_selection_rect (view, start, stop);
5238 list = compute_new_selection_text (view, start, stop);
5239 merge_selection_region (view, list);
5242 /* Free's the selection. It's up to the caller to queue redraws if needed.
5245 selection_free (EvViewSelection *selection)
5247 if (selection->covered_region)
5248 gdk_region_destroy (selection->covered_region);
5253 clear_selection (EvView *view)
5255 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5256 view->selection_info.selections = NULL;
5257 view->selection_info.in_selection = FALSE;
5258 if (view->pixbuf_cache)
5259 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, NULL);
5260 g_object_notify (G_OBJECT (view), "has-selection");
5265 ev_view_select_all (EvView *view)
5269 /* Disable selection on rotated pages for the 0.4.0 series */
5270 if (view->rotation != 0)
5273 clear_selection (view);
5275 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5276 for (i = 0; i < n_pages; i++) {
5278 EvViewSelection *selection;
5280 ev_page_cache_get_size (view->page_cache,
5283 1.0, &width, &height);
5285 selection = g_new0 (EvViewSelection, 1);
5286 selection->page = i;
5287 selection->rect.x1 = selection->rect.y1 = 0;
5288 selection->rect.x2 = width;
5289 selection->rect.y2 = height;
5291 view->selection_info.selections = g_list_append (view->selection_info.selections, selection);
5294 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, view->selection_info.selections);
5295 g_object_notify (G_OBJECT (view), "has-selection");
5296 gtk_widget_queue_draw (GTK_WIDGET (view));
5300 ev_view_get_has_selection (EvView *view)
5302 return view->selection_info.selections != NULL;
5306 get_selected_text (EvView *ev_view)
5310 gchar *normalized_text;
5312 text = g_string_new (NULL);
5314 ev_document_doc_mutex_lock ();
5316 for (l = ev_view->selection_info.selections; l != NULL; l = l->next) {
5317 EvViewSelection *selection = (EvViewSelection *)l->data;
5320 tmp = ev_document_get_text (ev_view->document,
5323 g_string_append (text, tmp);
5327 ev_document_doc_mutex_unlock ();
5329 normalized_text = g_utf8_normalize (text->str, text->len, G_NORMALIZE_NFKC);
5330 g_string_free (text, TRUE);
5331 return normalized_text;
5335 ev_view_copy (EvView *ev_view)
5337 GtkClipboard *clipboard;
5340 if (!ev_document_can_get_text (ev_view->document)) {
5344 text = get_selected_text (ev_view);
5345 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5346 GDK_SELECTION_CLIPBOARD);
5347 gtk_clipboard_set_text (clipboard, text, -1);
5352 ev_view_primary_get_cb (GtkClipboard *clipboard,
5353 GtkSelectionData *selection_data,
5357 EvView *ev_view = EV_VIEW (data);
5360 if (!ev_document_can_get_text (ev_view->document)) {
5364 text = get_selected_text (ev_view);
5366 gtk_selection_data_set_text (selection_data, text, -1);
5372 ev_view_primary_clear_cb (GtkClipboard *clipboard,
5375 EvView *view = EV_VIEW (data);
5377 clear_selection (view);
5381 ev_view_update_primary_selection (EvView *ev_view)
5383 GtkClipboard *clipboard;
5385 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5386 GDK_SELECTION_PRIMARY);
5388 if (ev_view->selection_info.selections) {
5389 if (!gtk_clipboard_set_with_owner (clipboard,
5391 G_N_ELEMENTS (clipboard_targets),
5392 ev_view_primary_get_cb,
5393 ev_view_primary_clear_cb,
5394 G_OBJECT (ev_view)))
5395 ev_view_primary_clear_cb (clipboard, ev_view);
5397 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (ev_view))
5398 gtk_clipboard_clear (clipboard);
5402 /*** Cursor operations ***/
5405 ev_view_create_invisible_cursor(void)
5408 GdkColor black = { 0, 0, 0, 0 };
5409 static char bits[] = { 0x00 };
5411 empty = gdk_bitmap_create_from_data (NULL, bits, 1, 1);
5413 return gdk_cursor_new_from_pixmap (empty, empty, &black, &black, 0, 0);
5417 ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
5419 GdkCursor *cursor = NULL;
5420 GdkDisplay *display;
5423 if (view->cursor == new_cursor) {
5427 widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
5428 display = gtk_widget_get_display (widget);
5429 view->cursor = new_cursor;
5431 switch (new_cursor) {
5432 case EV_VIEW_CURSOR_NORMAL:
5433 gdk_window_set_cursor (view->layout.bin_window, NULL);
5435 case EV_VIEW_CURSOR_IBEAM:
5436 cursor = gdk_cursor_new_for_display (display, GDK_XTERM);
5438 case EV_VIEW_CURSOR_LINK:
5439 cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
5441 case EV_VIEW_CURSOR_WAIT:
5442 cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
5444 case EV_VIEW_CURSOR_HIDDEN:
5445 cursor = ev_view_create_invisible_cursor ();
5447 case EV_VIEW_CURSOR_DRAG:
5448 cursor = gdk_cursor_new_for_display (display, GDK_FLEUR);
5453 gdk_window_set_cursor (view->layout.bin_window, cursor);
5454 gdk_cursor_unref (cursor);
5460 ev_view_hide_cursor (EvView *view)
5462 ev_view_set_cursor (view, EV_VIEW_CURSOR_HIDDEN);
5466 ev_view_show_cursor (EvView *view)
5468 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
5472 ev_view_reset_presentation_state (EvView *view)
5474 if (!view->presentation ||
5475 view->presentation_state == EV_PRESENTATION_NORMAL)
5478 view->presentation_state = EV_PRESENTATION_NORMAL;
5479 gdk_window_set_background (view->layout.bin_window,
5480 >K_WIDGET (view)->style->black);
5481 gtk_widget_queue_draw (GTK_WIDGET (view));
5485 ev_view_next_page (EvView *view)
5489 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5491 if (!view->page_cache)
5494 if (view->presentation &&
5495 (view->presentation_state == EV_PRESENTATION_BLACK ||
5496 view->presentation_state == EV_PRESENTATION_WHITE)) {
5497 ev_view_reset_presentation_state (view);
5501 ev_view_presentation_transition_stop (view);
5502 ev_view_reset_presentation_state (view);
5504 page = ev_page_cache_get_current_page (view->page_cache);
5505 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5507 if (view->dual_page && !view->presentation)
5512 if (page < n_pages) {
5513 ev_page_cache_set_current_page (view->page_cache, page);
5515 } else if (view->presentation && page == n_pages) {
5516 view->presentation_state = EV_PRESENTATION_END;
5517 gtk_widget_queue_draw (GTK_WIDGET (view));
5519 } else if (view->dual_page && page == n_pages) {
5520 ev_page_cache_set_current_page (view->page_cache, page - 1);
5528 ev_view_previous_page (EvView *view)
5532 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5534 if (!view->page_cache)
5537 if (view->presentation &&
5538 view->presentation_state == EV_PRESENTATION_END) {
5539 ev_view_reset_presentation_state (view);
5543 if (view->presentation &&
5544 (view->presentation_state == EV_PRESENTATION_BLACK ||
5545 view->presentation_state == EV_PRESENTATION_WHITE)) {
5546 ev_view_reset_presentation_state (view);
5550 ev_view_reset_presentation_state (view);
5552 page = ev_page_cache_get_current_page (view->page_cache);
5554 if (view->dual_page && !view->presentation)
5560 ev_page_cache_set_current_page (view->page_cache, page);
5562 } else if (ev_view_get_dual_page (view) && page == -1) {
5563 ev_page_cache_set_current_page (view->page_cache, 0);
5570 /*** Enum description for usage in signal ***/
5573 ev_sizing_mode_get_type (void)
5575 static GType etype = 0;
5577 static const GEnumValue values[] = {
5578 { EV_SIZING_FIT_WIDTH, "EV_SIZING_FIT_WIDTH", "fit-width" },
5579 { EV_SIZING_BEST_FIT, "EV_SIZING_BEST_FIT", "best-fit" },
5580 { EV_SIZING_FREE, "EV_SIZING_FREE", "free" },
5583 etype = g_enum_register_static ("EvSizingMode", values);
5589 ev_scroll_type_get_type (void)
5591 static GType etype = 0;
5593 static const GEnumValue values[] = {
5594 { EV_SCROLL_PAGE_FORWARD, "EV_SCROLL_PAGE_FORWARD", "scroll-page-forward" },
5595 { EV_SCROLL_PAGE_BACKWARD, "EV_SCROLL_PAGE_BACKWARD", "scroll-page-backward" },
5596 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5597 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5598 { EV_SCROLL_STEP_UP, "EV_SCROLL_STEP_UP", "scroll-step-up" },
5599 { EV_SCROLL_STEP_DOWN, "EV_SCROLL_STEP_DOWN", "scroll-step-down" },
5602 etype = g_enum_register_static ("EvScrollType", values);