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-document-links.h"
36 #include "ev-document-images.h"
37 #include "ev-document-find.h"
38 #include "ev-document-transition.h"
39 #include "ev-document-forms.h"
40 #include "ev-document-misc.h"
41 #include "ev-job-queue.h"
42 #include "ev-page-cache.h"
43 #include "ev-pixbuf-cache.h"
44 #if !GTK_CHECK_VERSION (2, 11, 7)
45 #include "ev-tooltip.h"
47 #include "ev-application.h"
49 #define EV_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EV_TYPE_VIEW, EvViewClass))
50 #define EV_IS_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EV_TYPE_VIEW))
51 #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,
222 GdkRectangle *page_area,
224 GdkRectangle *expose_area,
225 gboolean *page_ready);
226 static void draw_loading_text (EvView *view,
227 GdkRectangle *page_area,
228 GdkRectangle *expose_area);
231 static void find_changed_cb (EvDocument *document,
234 static void job_finished_cb (EvPixbufCache *pixbuf_cache,
237 static void page_changed_cb (EvPageCache *page_cache,
240 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
244 static void ev_view_finalize (GObject *object);
245 static void ev_view_destroy (GtkObject *object);
246 static void ev_view_set_property (GObject *object,
250 static void ev_view_get_property (GObject *object,
254 static void ev_view_class_init (EvViewClass *class);
255 static void ev_view_init (EvView *view);
257 /*** Zoom and sizing ***/
258 static double zoom_for_size_fit_width (int doc_width,
263 static double zoom_for_size_fit_height (int doc_width,
268 static double zoom_for_size_best_fit (int doc_width,
274 static void ev_view_zoom_for_size_presentation (EvView *view,
277 static void ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
282 static void ev_view_zoom_for_size_continuous (EvView *view,
287 static void ev_view_zoom_for_size_dual_page (EvView *view,
292 static void ev_view_zoom_for_size_single_page (EvView *view,
298 static GdkCursor* ev_view_create_invisible_cursor (void);
299 static void ev_view_set_cursor (EvView *view,
300 EvViewCursor new_cursor);
301 static void ev_view_handle_cursor_over_xy (EvView *view,
306 static void update_find_status_message (EvView *view,
308 static void ev_view_set_find_status (EvView *view,
309 const char *message);
310 static void jump_to_find_result (EvView *view);
311 static void jump_to_find_page (EvView *view,
312 EvViewFindDirection direction,
316 static void compute_selections (EvView *view,
317 EvSelectionStyle style,
320 static void clear_selection (EvView *view);
321 static void selection_free (EvViewSelection *selection);
322 static char* get_selected_text (EvView *ev_view);
323 static void ev_view_primary_get_cb (GtkClipboard *clipboard,
324 GtkSelectionData *selection_data,
327 static void ev_view_primary_clear_cb (GtkClipboard *clipboard,
329 static void ev_view_update_primary_selection (EvView *ev_view);
331 /*** Presentation ***/
332 static void ev_view_presentation_transition_start (EvView *ev_view);
333 static void ev_view_presentation_transition_stop (EvView *ev_view);
336 G_DEFINE_TYPE (EvView, ev_view, GTK_TYPE_LAYOUT)
339 scroll_to_current_page (EvView *view, GtkOrientation orientation)
343 if (view->document == NULL) {
347 doc_point_to_view_point (view, view->current_page, &view->pending_point, &view_point);
349 if (orientation == GTK_ORIENTATION_VERTICAL) {
350 view->pending_point.y = 0;
352 view->pending_point.x = 0;
355 if (orientation == GTK_ORIENTATION_VERTICAL) {
356 if (view->continuous) {
357 gtk_adjustment_clamp_page (view->vadjustment,
358 view_point.y - view->spacing / 2,
359 view_point.y + view->vadjustment->page_size);
361 gtk_adjustment_set_value (view->vadjustment,
363 view->vadjustment->lower,
364 view->vadjustment->upper -
365 view->vadjustment->page_size));
368 if (view->dual_page) {
369 gtk_adjustment_clamp_page (view->hadjustment,
371 view_point.x + view->hadjustment->page_size);
373 gtk_adjustment_set_value (view->hadjustment,
375 view->hadjustment->lower,
376 view->hadjustment->upper -
377 view->hadjustment->page_size));
383 view_set_adjustment_values (EvView *view,
384 GtkOrientation orientation)
386 GtkWidget *widget = GTK_WIDGET (view);
387 GtkAdjustment *adjustment;
394 if (orientation == GTK_ORIENTATION_HORIZONTAL) {
395 requisition = widget->requisition.width;
396 allocation = widget->allocation.width;
397 adjustment = view->hadjustment;
399 requisition = widget->requisition.height;
400 allocation = widget->allocation.height;
401 adjustment = view->vadjustment;
408 switch (view->pending_scroll) {
409 case SCROLL_TO_KEEP_POSITION:
410 case SCROLL_TO_FIND_LOCATION:
411 factor = (adjustment->value) / adjustment->upper;
413 case SCROLL_TO_PAGE_POSITION:
415 case SCROLL_TO_CENTER:
416 factor = (adjustment->value + adjustment->page_size * 0.5) / adjustment->upper;
420 adjustment->page_size = allocation;
421 adjustment->step_increment = allocation * 0.1;
422 adjustment->page_increment = allocation * 0.9;
423 adjustment->lower = 0;
424 adjustment->upper = MAX (allocation, requisition);
427 * We add 0.5 to the values before to average out our rounding errors.
429 switch (view->pending_scroll) {
430 case SCROLL_TO_KEEP_POSITION:
431 case SCROLL_TO_FIND_LOCATION:
432 new_value = CLAMP (adjustment->upper * factor + 0.5, 0, adjustment->upper - adjustment->page_size);
433 gtk_adjustment_set_value (adjustment, (int)new_value);
435 case SCROLL_TO_PAGE_POSITION:
436 scroll_to_current_page (view, orientation);
438 case SCROLL_TO_CENTER:
439 new_value = CLAMP (adjustment->upper * factor - adjustment->page_size * 0.5 + 0.5,
440 0, adjustment->upper - adjustment->page_size);
441 gtk_adjustment_set_value (adjustment, (int)new_value);
445 gtk_adjustment_changed (adjustment);
449 view_update_range_and_current_page (EvView *view)
452 gint best_current_page = -1;
454 /* Presentation trumps all other modes */
455 if (view->presentation) {
456 view->start_page = view->current_page;
457 view->end_page = view->current_page;
458 } else if (view->continuous) {
459 GdkRectangle current_area, unused, page_area;
461 gboolean found = FALSE;
462 gint area_max = -1, area;
465 if (!(view->vadjustment && view->hadjustment))
468 current_area.x = view->hadjustment->value;
469 current_area.width = view->hadjustment->upper;
470 current_area.y = view->vadjustment->value;
471 current_area.height = view->vadjustment->page_size;
473 for (i = 0; i < ev_page_cache_get_n_pages (view->page_cache); i++) {
475 get_page_extents (view, i, &page_area, &border);
477 if (gdk_rectangle_intersect (¤t_area, &page_area, &unused)) {
478 area = unused.width * unused.height;
482 view->start_page = i;
484 best_current_page = i;
486 if (area > area_max) {
487 best_current_page = (area == area_max) ? MIN (i, best_current_page) : i;
492 } else if (found && view->current_page <= view->end_page) {
497 } else if (view->dual_page) {
498 if (view->current_page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) {
499 view->start_page = view->current_page;
500 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache))
501 view->end_page = view->start_page + 1;
503 view->end_page = view->start_page;
505 if (view->current_page < 1)
506 view->start_page = view->current_page;
508 view->start_page = view->current_page - 1;
509 view->end_page = view->current_page;
512 view->start_page = view->current_page;
513 view->end_page = view->current_page;
516 best_current_page = MAX (best_current_page, view->start_page);
517 current_page = ev_page_cache_get_current_page (view->page_cache);
519 if ((current_page != best_current_page) && (view->pending_scroll == SCROLL_TO_KEEP_POSITION)) {
520 view->current_page = best_current_page;
521 ev_page_cache_set_current_page (view->page_cache, best_current_page);
524 ev_pixbuf_cache_set_page_range (view->pixbuf_cache,
529 view->selection_info.selections);
533 set_scroll_adjustment (EvView *view,
534 GtkOrientation orientation,
535 GtkAdjustment *adjustment)
537 GtkAdjustment **to_set;
539 if (orientation == GTK_ORIENTATION_HORIZONTAL)
540 to_set = &view->hadjustment;
542 to_set = &view->vadjustment;
544 if (*to_set != adjustment) {
546 g_signal_handlers_disconnect_by_func (*to_set,
547 (gpointer) on_adjustment_value_changed,
549 g_object_unref (*to_set);
552 *to_set = adjustment;
553 view_set_adjustment_values (view, orientation);
556 g_object_ref (*to_set);
557 g_signal_connect (*to_set, "value_changed",
558 G_CALLBACK (on_adjustment_value_changed), view);
564 ev_view_set_scroll_adjustments (GtkLayout *layout,
565 GtkAdjustment *hadjustment,
566 GtkAdjustment *vadjustment)
568 EvView *view = EV_VIEW (layout);
570 set_scroll_adjustment (view, GTK_ORIENTATION_HORIZONTAL, hadjustment);
571 set_scroll_adjustment (view, GTK_ORIENTATION_VERTICAL, vadjustment);
573 on_adjustment_value_changed (NULL, view);
577 add_scroll_binding_keypad (GtkBindingSet *binding_set,
579 GdkModifierType modifiers,
583 guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
585 gtk_binding_entry_add_signal (binding_set, keyval, modifiers,
586 "binding_activated", 2,
587 EV_TYPE_SCROLL_TYPE, scroll,
588 G_TYPE_BOOLEAN, horizontal);
589 gtk_binding_entry_add_signal (binding_set, keypad_keyval, modifiers,
590 "binding_activated", 2,
591 EV_TYPE_SCROLL_TYPE, scroll,
592 G_TYPE_BOOLEAN, horizontal);
596 ev_view_scroll (EvView *view,
600 GtkAdjustment *adjustment;
601 double value, increment;
602 gboolean first_page = FALSE;
603 gboolean last_page = FALSE;
605 view->jump_to_find_result = FALSE;
607 if (view->presentation || view->sizing_mode == EV_SIZING_BEST_FIT) {
609 case EV_SCROLL_PAGE_BACKWARD:
610 case EV_SCROLL_STEP_BACKWARD:
611 ev_view_previous_page (view);
613 case EV_SCROLL_PAGE_FORWARD:
614 case EV_SCROLL_STEP_FORWARD:
615 ev_view_next_page (view);
623 /* Assign values for increment and vertical adjustment */
624 adjustment = horizontal ? view->hadjustment : view->vadjustment;
625 increment = adjustment->page_size * 0.75;
626 value = adjustment->value;
628 /* Assign boolean for first and last page */
629 if (view->current_page == 0)
631 if (view->current_page == ev_page_cache_get_n_pages (view->page_cache) - 1)
635 case EV_SCROLL_PAGE_BACKWARD:
636 /* Do not jump backwards if at the first page */
637 if (value == (adjustment->lower) && first_page) {
639 /* At the top of a page, assign the upper bound limit of previous page */
640 } else if (value == (adjustment->lower)) {
641 value = adjustment->upper - adjustment->page_size;
642 ev_view_previous_page (view);
643 /* Jump to the top */
645 value = MAX (value - increment, adjustment->lower);
648 case EV_SCROLL_PAGE_FORWARD:
649 /* Do not jump forward if at the last page */
650 if (value == (adjustment->upper - adjustment->page_size) && last_page) {
652 /* At the bottom of a page, assign the lower bound limit of next page */
653 } else if (value == (adjustment->upper - adjustment->page_size)) {
655 ev_view_next_page (view);
656 /* Jump to the bottom */
658 value = MIN (value + increment, adjustment->upper - adjustment->page_size);
661 case EV_SCROLL_STEP_BACKWARD:
662 value -= adjustment->step_increment;
664 case EV_SCROLL_STEP_FORWARD:
665 value += adjustment->step_increment;
667 case EV_SCROLL_STEP_DOWN:
668 value -= adjustment->step_increment / 10;
670 case EV_SCROLL_STEP_UP:
671 value += adjustment->step_increment / 10;
677 value = CLAMP (value, adjustment->lower,
678 adjustment->upper - adjustment->page_size);
680 gtk_adjustment_set_value (adjustment, value);
686 ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect)
688 GtkWidget *widget = GTK_WIDGET (view);
689 GtkAdjustment *adjustment;
692 view->pending_scroll = SCROLL_TO_FIND_LOCATION;
694 adjustment = view->vadjustment;
696 if (rect->y < adjustment->value) {
697 value = MAX (adjustment->lower, rect->y - MARGIN);
698 gtk_adjustment_set_value (view->vadjustment, value);
699 } else if (rect->y + rect->height >
700 adjustment->value + widget->allocation.height) {
701 value = MIN (adjustment->upper, rect->y + rect->height -
702 widget->allocation.height + MARGIN);
703 gtk_adjustment_set_value (view->vadjustment, value);
706 adjustment = view->hadjustment;
708 if (rect->x < adjustment->value) {
709 value = MAX (adjustment->lower, rect->x - MARGIN);
710 gtk_adjustment_set_value (view->hadjustment, value);
711 } else if (rect->x + rect->height >
712 adjustment->value + widget->allocation.width) {
713 value = MIN (adjustment->upper, rect->x + rect->width -
714 widget->allocation.width + MARGIN);
715 gtk_adjustment_set_value (view->hadjustment, value);
718 gtk_widget_queue_resize (GTK_WIDGET (view));
721 /*** Geometry computations ***/
724 compute_border (EvView *view, int width, int height, GtkBorder *border)
726 if (view->presentation) {
732 ev_document_misc_get_page_border_size (width, height, border);
737 get_page_y_offset (EvView *view, int page, double zoom, int *y_offset)
739 int max_width, offset;
742 g_return_if_fail (y_offset != NULL);
744 ev_page_cache_get_max_width (view->page_cache, view->rotation, zoom, &max_width);
746 compute_border (view, max_width, max_width, &border);
748 if (view->dual_page) {
749 ev_page_cache_get_height_to_page (view->page_cache, page,
750 view->rotation, zoom, NULL, &offset);
751 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);
753 ev_page_cache_get_height_to_page (view->page_cache, page,
754 view->rotation, zoom, &offset, NULL);
755 offset += (page + 1) * view->spacing + page * (border.top + border.bottom);
763 get_page_extents (EvView *view,
765 GdkRectangle *page_area,
771 widget = GTK_WIDGET (view);
773 /* Get the size of the page */
774 ev_page_cache_get_size (view->page_cache, page,
778 compute_border (view, width, height, border);
779 page_area->width = width + border->left + border->right;
780 page_area->height = height + border->top + border->bottom;
782 if (view->presentation) {
783 page_area->x = (MAX (0, widget->allocation.width - width))/2;
784 page_area->y = (MAX (0, widget->allocation.height - height))/2;
785 } else if (view->continuous) {
789 ev_page_cache_get_max_width (view->page_cache, view->rotation,
790 view->scale, &max_width);
791 max_width = max_width + border->left + border->right;
792 /* Get the location of the bounding box */
793 if (view->dual_page) {
794 x = view->spacing + ((page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? 0 : 1) * (max_width + view->spacing);
795 x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3)) / 2;
796 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
797 x = x + (max_width - width - border->left - border->right);
800 x = x + MAX (0, widget->allocation.width - (width + view->spacing * 2)) / 2;
803 get_page_y_offset (view, page, view->scale, &y);
809 if (view->dual_page) {
810 gint width_2, height_2;
811 gint max_width = width;
812 gint max_height = height;
813 GtkBorder overall_border;
816 other_page = (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? page + 1: page - 1;
818 /* First, we get the bounding box of the two pages */
819 if (other_page < ev_page_cache_get_n_pages (view->page_cache)
820 && (0 <= other_page)) {
821 ev_page_cache_get_size (view->page_cache,
825 &width_2, &height_2);
828 if (height_2 > height)
829 max_height = height_2;
831 compute_border (view, max_width, max_height, &overall_border);
833 /* Find the offsets */
837 /* Adjust for being the left or right page */
838 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
839 x = x + max_width - width;
841 x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
843 y = y + (max_height - height)/2;
845 /* Adjust for extra allocation */
846 x = x + MAX (0, widget->allocation.width -
847 ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
848 y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
853 /* Adjust for extra allocation */
854 x = x + MAX (0, widget->allocation.width - (width + border->left + border->right + view->spacing * 2))/2;
855 y = y + MAX (0, widget->allocation.height - (height + border->top + border->bottom + view->spacing * 2))/2;
866 view_point_to_doc_point (EvView *view,
867 GdkPoint *view_point,
868 GdkRectangle *page_area,
872 *doc_point_x = (double) (view_point->x - page_area->x) / view->scale;
873 *doc_point_y = (double) (view_point->y - page_area->y) / view->scale;
877 view_rect_to_doc_rect (EvView *view,
878 GdkRectangle *view_rect,
879 GdkRectangle *page_area,
880 EvRectangle *doc_rect)
882 doc_rect->x1 = (double) (view_rect->x - page_area->x) / view->scale;
883 doc_rect->y1 = (double) (view_rect->y - page_area->y) / view->scale;
884 doc_rect->x2 = doc_rect->x1 + (double) view_rect->width / view->scale;
885 doc_rect->y2 = doc_rect->y1 + (double) view_rect->height / view->scale;
889 doc_point_to_view_point (EvView *view,
892 GdkPoint *view_point)
894 GdkRectangle page_area;
896 double x, y, view_x, view_y;
899 ev_page_cache_get_size (view->page_cache, page,
904 if (view->rotation == 0) {
907 } else if (view->rotation == 90) {
908 x = width - doc_point->y;
910 } else if (view->rotation == 180) {
911 x = width - doc_point->x;
912 y = height - doc_point->y;
913 } else if (view->rotation == 270) {
915 y = height - doc_point->x;
917 g_assert_not_reached ();
920 get_page_extents (view, page, &page_area, &border);
922 view_x = x * view->scale;
923 view_y = y * view->scale;
924 view_point->x = view_x + page_area.x;
925 view_point->y = view_y + page_area.y;
927 return (view_x > 0 && view_x <= page_area.width &&
928 view_y > 0 && view_y <= page_area.height);
932 doc_rect_to_view_rect (EvView *view,
934 EvRectangle *doc_rect,
935 GdkRectangle *view_rect)
937 GdkRectangle page_area;
942 ev_page_cache_get_size (view->page_cache, page,
947 if (view->rotation == 0) {
950 w = doc_rect->x2 - doc_rect->x1;
951 h = doc_rect->y2 - doc_rect->y1;
952 } else if (view->rotation == 90) {
953 x = width - doc_rect->y2;
955 w = doc_rect->y2 - doc_rect->y1;
956 h = doc_rect->x2 - doc_rect->x1;
957 } else if (view->rotation == 180) {
958 x = width - doc_rect->x2;
959 y = height - doc_rect->y2;
960 w = doc_rect->x2 - doc_rect->x1;
961 h = doc_rect->y2 - doc_rect->y1;
962 } else if (view->rotation == 270) {
964 y = height - doc_rect->x2;
965 w = doc_rect->y2 - doc_rect->y1;
966 h = doc_rect->x2 - doc_rect->x1;
968 g_assert_not_reached ();
971 get_page_extents (view, page, &page_area, &border);
973 view_rect->x = x * view->scale + page_area.x;
974 view_rect->y = y * view->scale + page_area.y;
975 view_rect->width = w * view->scale;
976 view_rect->height = h * view->scale;
980 find_page_at_location (EvView *view,
989 if (view->document == NULL)
996 for (i = view->start_page; i <= view->end_page; i++) {
997 GdkRectangle page_area;
1000 if (! get_page_extents (view, i, &page_area, &border))
1003 if ((x >= page_area.x + border.left) &&
1004 (x < page_area.x + page_area.width - border.right) &&
1005 (y >= page_area.y + border.top) &&
1006 (y < page_area.y + page_area.height - border.bottom)) {
1008 *x_offset = x - (page_area.x + border.left);
1009 *y_offset = y - (page_area.y + border.top);
1018 location_in_text (EvView *view,
1024 gint x_offset = 0, y_offset = 0;
1026 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1031 region = ev_pixbuf_cache_get_text_mapping (view->pixbuf_cache, page);
1034 return gdk_region_point_in (region, x_offset / view->scale, y_offset / view->scale);
1040 ev_view_get_width (EvView *view)
1042 return GTK_WIDGET (view)->allocation.width;
1046 ev_view_get_height (EvView *view)
1048 return GTK_WIDGET (view)->allocation.height;
1052 location_in_selected_text (EvView *view,
1057 gint x_offset = 0, y_offset = 0;
1058 EvViewSelection *selection;
1061 for (l = view->selection_info.selections; l != NULL; l = l->next) {
1062 selection = (EvViewSelection *)l->data;
1064 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1066 if (page != selection->page)
1069 if (selection->covered_region &&
1070 gdk_region_point_in (selection->covered_region, x_offset, y_offset))
1078 get_doc_point_from_offset (EvView *view,
1088 ev_page_cache_get_size (view->page_cache, page,
1093 x_offset = x_offset / view->scale;
1094 y_offset = y_offset / view->scale;
1096 if (view->rotation == 0) {
1099 } else if (view->rotation == 90) {
1101 y = width - x_offset;
1102 } else if (view->rotation == 180) {
1103 x = width - x_offset;
1104 y = height - y_offset;
1105 } else if (view->rotation == 270) {
1106 x = height - y_offset;
1109 g_assert_not_reached ();
1120 ev_view_get_link_at_location (EvView *view,
1125 gint x_offset = 0, y_offset = 0;
1126 gint x_new = 0, y_new = 0;
1127 GList *link_mapping;
1129 if (!EV_IS_DOCUMENT_LINKS (view->document))
1132 x += view->scroll_x;
1133 y += view->scroll_y;
1135 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1141 if (get_doc_point_from_offset (view, page, x_offset,
1142 y_offset, &x_new, &y_new) == FALSE)
1145 link_mapping = ev_pixbuf_cache_get_link_mapping (view->pixbuf_cache, page);
1148 return ev_link_mapping_find (link_mapping, x_new, y_new);
1154 goto_fitr_dest (EvView *view, EvLinkDest *dest)
1157 gdouble zoom, left, top;
1158 gboolean change_left, change_top;
1160 left = ev_link_dest_get_left (dest, &change_left);
1161 top = ev_link_dest_get_top (dest, &change_top);
1163 zoom = zoom_for_size_best_fit (ev_link_dest_get_right (dest) - left,
1164 ev_link_dest_get_bottom (dest) - top,
1165 ev_view_get_width (view),
1166 ev_view_get_height (view), 0, 0);
1168 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1169 ev_view_set_zoom (view, zoom, FALSE);
1171 doc_point.x = change_left ? left : 0;
1172 doc_point.y = change_top ? top : 0;
1174 view->current_page = ev_link_dest_get_page (dest);
1175 if (change_left || change_top)
1176 view->pending_point = doc_point;
1177 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1179 gtk_widget_queue_resize (GTK_WIDGET (view));
1183 goto_fitv_dest (EvView *view, EvLinkDest *dest)
1186 int doc_width, doc_height, page;
1188 gboolean change_left;
1190 page = ev_link_dest_get_page (dest);
1191 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1193 left = ev_link_dest_get_left (dest, &change_left);
1194 doc_point.x = change_left ? left : 0;
1197 zoom = zoom_for_size_fit_height (doc_width - doc_point.x , doc_height,
1198 ev_view_get_width (view),
1199 ev_view_get_height (view), 0);
1201 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1202 ev_view_set_zoom (view, zoom, FALSE);
1204 view->current_page = page;
1206 view->pending_point = doc_point;
1207 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1209 gtk_widget_queue_resize (GTK_WIDGET (view));
1213 goto_fith_dest (EvView *view, EvLinkDest *dest)
1216 int doc_width, doc_height, page;
1218 gboolean change_top;
1220 page = ev_link_dest_get_page (dest);
1221 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1223 top = ev_link_dest_get_top (dest, &change_top);
1226 doc_point.y = change_top ? top : 0;
1228 zoom = zoom_for_size_fit_width (doc_width, top,
1229 ev_view_get_width (view),
1230 ev_view_get_height (view), 0);
1232 ev_view_set_sizing_mode (view, EV_SIZING_FIT_WIDTH);
1233 ev_view_set_zoom (view, zoom, FALSE);
1235 view->current_page = page;
1237 view->pending_point = doc_point;
1238 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1240 gtk_widget_queue_resize (GTK_WIDGET (view));
1244 goto_fit_dest (EvView *view, EvLinkDest *dest)
1247 int doc_width, doc_height;
1250 page = ev_link_dest_get_page (dest);
1251 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1253 zoom = zoom_for_size_best_fit (doc_width, doc_height, ev_view_get_width (view),
1254 ev_view_get_height (view), 0, 0);
1256 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
1257 ev_view_set_zoom (view, zoom, FALSE);
1259 view->current_page = page;
1260 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1262 gtk_widget_queue_resize (GTK_WIDGET (view));
1266 goto_xyz_dest (EvView *view, EvLinkDest *dest)
1270 gdouble zoom, left, top;
1271 gboolean change_zoom, change_left, change_top;
1273 zoom = ev_link_dest_get_zoom (dest, &change_zoom);
1274 page = ev_link_dest_get_page (dest);
1276 if (change_zoom && zoom > 1) {
1277 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1278 ev_view_set_zoom (view, zoom, FALSE);
1281 left = ev_link_dest_get_left (dest, &change_left);
1282 top = ev_link_dest_get_top (dest, &change_top);
1284 doc_point.x = change_left ? left : 0;
1285 doc_point.y = change_top ? top : 0;
1287 view->current_page = page;
1288 if (change_left || change_top)
1289 view->pending_point = doc_point;
1290 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1292 gtk_widget_queue_resize (GTK_WIDGET (view));
1296 goto_dest (EvView *view, EvLinkDest *dest)
1298 EvLinkDestType type;
1299 int page, n_pages, current_page;
1301 page = ev_link_dest_get_page (dest);
1302 n_pages = ev_page_cache_get_n_pages (view->page_cache);
1304 if (page < 0 || page >= n_pages)
1307 current_page = view->current_page;
1309 type = ev_link_dest_get_dest_type (dest);
1312 case EV_LINK_DEST_TYPE_PAGE:
1313 ev_page_cache_set_current_page (view->page_cache, page);
1315 case EV_LINK_DEST_TYPE_FIT:
1316 goto_fit_dest (view, dest);
1318 case EV_LINK_DEST_TYPE_FITH:
1319 goto_fith_dest (view, dest);
1321 case EV_LINK_DEST_TYPE_FITV:
1322 goto_fitv_dest (view, dest);
1324 case EV_LINK_DEST_TYPE_FITR:
1325 goto_fitr_dest (view, dest);
1327 case EV_LINK_DEST_TYPE_XYZ:
1328 goto_xyz_dest (view, dest);
1330 case EV_LINK_DEST_TYPE_PAGE_LABEL:
1331 ev_page_cache_set_page_label (view->page_cache, ev_link_dest_get_page_label (dest));
1334 g_assert_not_reached ();
1337 if (current_page != view->current_page)
1338 ev_page_cache_set_current_page (view->page_cache,
1339 view->current_page);
1343 ev_view_goto_dest (EvView *view, EvLinkDest *dest)
1345 EvLinkDestType type;
1347 type = ev_link_dest_get_dest_type (dest);
1349 if (type == EV_LINK_DEST_TYPE_NAMED) {
1351 const gchar *named_dest;
1353 named_dest = ev_link_dest_get_named_dest (dest);
1354 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1357 goto_dest (view, dest2);
1358 g_object_unref (dest2);
1364 goto_dest (view, dest);
1368 ev_view_handle_link (EvView *view, EvLink *link)
1370 EvLinkAction *action = NULL;
1371 EvLinkActionType type;
1373 action = ev_link_get_action (link);
1377 type = ev_link_action_get_action_type (action);
1380 case EV_LINK_ACTION_TYPE_GOTO_DEST: {
1383 g_signal_emit (view, signals[SIGNAL_HANDLE_LINK], 0, link);
1385 dest = ev_link_action_get_dest (action);
1386 ev_view_goto_dest (view, dest);
1389 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1390 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1391 case EV_LINK_ACTION_TYPE_LAUNCH:
1392 case EV_LINK_ACTION_TYPE_NAMED:
1393 g_signal_emit (view, signals[SIGNAL_EXTERNAL_LINK], 0, action);
1399 ev_view_page_label_from_dest (EvView *view, EvLinkDest *dest)
1401 EvLinkDestType type;
1404 type = ev_link_dest_get_dest_type (dest);
1407 case EV_LINK_DEST_TYPE_NAMED: {
1409 const gchar *named_dest;
1411 named_dest = ev_link_dest_get_named_dest (dest);
1412 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1415 msg = ev_page_cache_get_page_label (view->page_cache,
1416 ev_link_dest_get_page (dest2));
1417 g_object_unref (dest2);
1422 case EV_LINK_DEST_TYPE_PAGE_LABEL: {
1423 msg = g_strdup (ev_link_dest_get_page_label (dest));
1427 msg = ev_page_cache_get_page_label (view->page_cache,
1428 ev_link_dest_get_page (dest));
1435 tip_from_action_named (EvLinkAction *action)
1437 const gchar *name = ev_link_action_get_name (action);
1439 if (g_ascii_strcasecmp (name, "FirstPage") == 0) {
1440 return g_strdup (_("Go to first page"));
1441 } else if (g_ascii_strcasecmp (name, "PrevPage") == 0) {
1442 return g_strdup (_("Go to previous page"));
1443 } else if (g_ascii_strcasecmp (name, "NextPage") == 0) {
1444 return g_strdup (_("Go to next page"));
1445 } else if (g_ascii_strcasecmp (name, "LastPage") == 0) {
1446 return g_strdup (_("Go to last page"));
1447 } else if (g_ascii_strcasecmp (name, "GoToPage") == 0) {
1448 return g_strdup (_("Go to page"));
1449 } else if (g_ascii_strcasecmp (name, "Find") == 0) {
1450 return g_strdup (_("Find"));
1457 tip_from_link (EvView *view, EvLink *link)
1459 EvLinkAction *action;
1460 EvLinkActionType type;
1465 action = ev_link_get_action (link);
1466 title = ev_link_get_title (link);
1469 return title ? g_strdup (title) : NULL;
1471 type = ev_link_action_get_action_type (action);
1474 case EV_LINK_ACTION_TYPE_GOTO_DEST:
1475 page_label = ev_view_page_label_from_dest (view,
1476 ev_link_action_get_dest (action));
1478 msg = g_strdup_printf (_("Go to page %s"), page_label);
1479 g_free (page_label);
1482 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1484 msg = g_strdup_printf (_("Go to %s on file “%s”"), title,
1485 ev_link_action_get_filename (action));
1487 msg = g_strdup_printf (_("Go to file “%s”"),
1488 ev_link_action_get_filename (action));
1491 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1492 msg = g_strdup (ev_link_action_get_uri (action));
1494 case EV_LINK_ACTION_TYPE_LAUNCH:
1495 msg = g_strdup_printf (_("Launch %s"),
1496 ev_link_action_get_filename (action));
1498 case EV_LINK_ACTION_TYPE_NAMED:
1499 msg = tip_from_action_named (action);
1503 msg = g_strdup (title);
1511 ev_view_handle_cursor_over_xy (EvView *view, gint x, gint y)
1516 if (view->cursor == EV_VIEW_CURSOR_HIDDEN)
1519 if (view->drag_info.in_drag) {
1520 if (view->cursor != EV_VIEW_CURSOR_DRAG)
1521 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
1525 link = ev_view_get_link_at_location (view, x, y);
1527 #if !GTK_CHECK_VERSION (2, 11, 7)
1528 if (view->link_tooltip == NULL) {
1529 view->link_tooltip = ev_tooltip_new (GTK_WIDGET (view));
1532 if (view->hovered_link != link) {
1533 view->hovered_link = link;
1534 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
1539 #if GTK_CHECK_VERSION (2, 11, 7)
1540 g_object_set (view, "has-tooltip", TRUE, NULL);
1542 char *msg = tip_from_link (view, link);
1544 if (msg && g_utf8_validate (msg, -1, NULL)) {
1545 EvTooltip *tooltip = EV_TOOLTIP (view->link_tooltip);
1547 ev_tooltip_set_position (tooltip, x, y);
1548 ev_tooltip_set_text (tooltip, msg);
1549 ev_tooltip_activate (tooltip);
1553 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1554 } else if ((field = ev_view_get_form_field_at_location (view, x, y))) {
1555 if (field->is_read_only) {
1556 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1557 view->cursor == EV_VIEW_CURSOR_IBEAM ||
1558 view->cursor == EV_VIEW_CURSOR_DRAG)
1559 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1560 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
1561 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1563 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1565 } else if (location_in_text (view, x + view->scroll_x, y + view->scroll_y)) {
1566 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1568 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1569 view->cursor == EV_VIEW_CURSOR_IBEAM ||
1570 view->cursor == EV_VIEW_CURSOR_DRAG)
1571 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1577 ev_view_get_image_at_location (EvView *view,
1582 gint x_offset = 0, y_offset = 0;
1583 gint x_new = 0, y_new = 0;
1584 GList *image_mapping;
1586 if (!EV_IS_DOCUMENT_IMAGES (view->document))
1589 x += view->scroll_x;
1590 y += view->scroll_y;
1592 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1597 if (get_doc_point_from_offset (view, page, x_offset,
1598 y_offset, &x_new, &y_new) == FALSE)
1601 image_mapping = ev_pixbuf_cache_get_image_mapping (view->pixbuf_cache, page);
1604 return ev_image_mapping_find (image_mapping, x_new, y_new);
1610 static EvFormField *
1611 ev_view_get_form_field_at_location (EvView *view,
1616 gint x_offset = 0, y_offset = 0;
1617 gint x_new = 0, y_new = 0;
1618 GList *forms_mapping;
1620 if (!EV_IS_DOCUMENT_FORMS (view->document))
1623 x += view->scroll_x;
1624 y += view->scroll_y;
1626 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1631 if (get_doc_point_from_offset (view, page, x_offset,
1632 y_offset, &x_new, &y_new) == FALSE)
1635 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, page);
1638 return ev_form_field_mapping_find (forms_mapping, x_new, y_new);
1644 ev_view_form_field_get_region (EvView *view,
1647 EvRectangle field_area;
1648 GdkRectangle view_area;
1649 GList *forms_mapping;
1651 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
1653 ev_form_field_mapping_get_area (forms_mapping, field, &field_area);
1654 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
1655 view_area.x -= view->scroll_x;
1656 view_area.y -= view->scroll_y;
1658 return gdk_region_rectangle (&view_area);
1662 ev_view_forms_remove_widgets (EvView *view)
1664 ev_view_remove_all (view);
1670 ev_view_form_field_destroy (GtkWidget *widget,
1673 g_idle_add ((GSourceFunc)ev_view_forms_remove_widgets, view);
1677 ev_view_form_field_button_create_widget (EvView *view,
1680 EvFormFieldButton *field_button = EV_FORM_FIELD_BUTTON (field);
1681 GdkRegion *field_region = NULL;
1683 switch (field_button->type) {
1684 case EV_FORM_FIELD_BUTTON_PUSH:
1686 case EV_FORM_FIELD_BUTTON_CHECK:
1687 case EV_FORM_FIELD_BUTTON_RADIO: {
1689 GList *forms_mapping, *l;
1691 state = ev_document_forms_form_field_button_get_state (EV_DOCUMENT_FORMS (view->document),
1694 /* FIXME: it actually depends on NoToggleToOff flags */
1695 if (field_button->type == EV_FORM_FIELD_BUTTON_RADIO &&
1696 state && field_button->state)
1699 field_region = ev_view_form_field_get_region (view, field);
1701 /* For radio buttons and checkbox buttons that are in a set
1702 * we need to update also the region for the current selected item
1704 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
1706 for (l = forms_mapping; l; l = g_list_next (l)) {
1707 EvFormField *button = ((EvFormFieldMapping *)(l->data))->field;
1708 GdkRegion *button_region;
1710 if (button->id == field->id)
1713 /* FIXME: only buttons in the same group should be updated */
1714 if (!EV_IS_FORM_FIELD_BUTTON (button) ||
1715 EV_FORM_FIELD_BUTTON (button)->type != field_button->type ||
1716 EV_FORM_FIELD_BUTTON (button)->state != TRUE)
1719 button_region = ev_view_form_field_get_region (view, button);
1720 gdk_region_union (field_region, button_region);
1721 gdk_region_destroy (button_region);
1724 ev_document_forms_form_field_button_set_state (EV_DOCUMENT_FORMS (view->document),
1726 field_button->state = !state;
1731 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1736 gdk_region_destroy (field_region);
1742 ev_view_form_field_text_save (EvView *view,
1747 if (!view->document)
1750 field = g_object_get_data (G_OBJECT (widget), "form-field");
1752 if (field->changed) {
1753 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1754 GdkRegion *field_region;
1756 field_region = ev_view_form_field_get_region (view, field);
1758 ev_document_forms_form_field_text_set_text (EV_DOCUMENT_FORMS (view->document),
1759 field, field_text->text);
1760 field->changed = FALSE;
1761 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1766 gdk_region_destroy (field_region);
1771 ev_view_form_field_text_changed (GtkWidget *widget,
1774 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1777 if (GTK_IS_ENTRY (widget)) {
1778 text = g_strdup (gtk_entry_get_text (GTK_ENTRY (widget)));
1779 } else if (GTK_IS_TEXT_BUFFER (widget)) {
1780 GtkTextIter start, end;
1782 gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (widget), &start, &end);
1783 text = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (widget),
1784 &start, &end, FALSE);
1787 if (!field_text->text ||
1788 (field_text->text && g_ascii_strcasecmp (field_text->text, text) != 0)) {
1789 g_free (field_text->text);
1790 field_text->text = text;
1791 field->changed = TRUE;
1796 ev_view_form_field_text_create_widget (EvView *view,
1799 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1800 GtkWidget *text = NULL;
1803 txt = ev_document_forms_form_field_text_get_text (EV_DOCUMENT_FORMS (view->document),
1806 switch (field_text->type) {
1807 case EV_FORM_FIELD_TEXT_FILE_SELECT:
1809 case EV_FORM_FIELD_TEXT_NORMAL:
1810 text = gtk_entry_new ();
1811 gtk_entry_set_has_frame (GTK_ENTRY (text), FALSE);
1812 gtk_entry_set_max_length (GTK_ENTRY (text), field_text->max_len);
1813 gtk_entry_set_visibility (GTK_ENTRY (text), !field_text->is_password);
1816 gtk_entry_set_text (GTK_ENTRY (text), txt);
1820 g_signal_connect (G_OBJECT (text), "changed",
1821 G_CALLBACK (ev_view_form_field_text_changed),
1823 g_signal_connect_after (G_OBJECT (text), "activate",
1824 G_CALLBACK (ev_view_form_field_destroy),
1827 case EV_FORM_FIELD_TEXT_MULTILINE: {
1828 GtkTextBuffer *buffer;
1830 text = gtk_text_view_new ();
1831 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text));
1834 gtk_text_buffer_set_text (buffer, txt, -1);
1838 g_signal_connect (G_OBJECT (buffer), "changed",
1839 G_CALLBACK (ev_view_form_field_text_changed),
1845 g_object_weak_ref (G_OBJECT (text),
1846 (GWeakNotify)ev_view_form_field_text_save,
1853 ev_view_form_field_choice_save (EvView *view,
1858 if (!view->document)
1861 field = g_object_get_data (G_OBJECT (widget), "form-field");
1863 if (field->changed) {
1865 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1866 GdkRegion *field_region;
1868 field_region = ev_view_form_field_get_region (view, field);
1870 if (field_choice->is_editable) {
1871 ev_document_forms_form_field_choice_set_text (EV_DOCUMENT_FORMS (view->document),
1872 field, field_choice->text);
1874 ev_document_forms_form_field_choice_unselect_all (EV_DOCUMENT_FORMS (view->document), field);
1875 for (l = field_choice->selected_items; l; l = g_list_next (l)) {
1876 ev_document_forms_form_field_choice_select_item (EV_DOCUMENT_FORMS (view->document),
1878 GPOINTER_TO_INT (l->data));
1881 field->changed = FALSE;
1882 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1887 gdk_region_destroy (field_region);
1892 ev_view_form_field_choice_changed (GtkWidget *widget,
1895 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1897 if (GTK_IS_COMBO_BOX (widget)) {
1900 item = gtk_combo_box_get_active (GTK_COMBO_BOX (widget));
1901 if (GPOINTER_TO_INT (field_choice->selected_items->data) != item) {
1902 g_list_free (field_choice->selected_items);
1903 field_choice->selected_items = NULL;
1904 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1905 GINT_TO_POINTER (item));
1906 field->changed = TRUE;
1909 if (GTK_IS_COMBO_BOX_ENTRY (widget)) {
1912 text = gtk_combo_box_get_active_text (GTK_COMBO_BOX (widget));
1913 if (!field_choice->text ||
1914 (field_choice->text && g_ascii_strcasecmp (field_choice->text, text) != 0)) {
1915 g_free (field_choice->text);
1916 field_choice->text = text;
1917 field->changed = TRUE;
1920 } else if (GTK_IS_TREE_SELECTION (widget)) {
1921 GtkTreeSelection *selection = GTK_TREE_SELECTION (widget);
1922 GtkTreeModel *model;
1925 items = gtk_tree_selection_get_selected_rows (selection, &model);
1926 g_list_free (field_choice->selected_items);
1927 field_choice->selected_items = NULL;
1929 for (l = items; l && l->data; l = g_list_next (l)) {
1931 GtkTreePath *path = (GtkTreePath *)l->data;
1934 gtk_tree_model_get_iter (model, &iter, path);
1935 gtk_tree_model_get (model, &iter, 1, &item, -1);
1937 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1938 GINT_TO_POINTER (item));
1940 gtk_tree_path_free (path);
1943 g_list_free (items);
1945 field->changed = TRUE;
1950 ev_view_form_field_choice_create_widget (EvView *view,
1953 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1955 GtkTreeModel *model;
1957 gint selected_item = 0;
1959 n_items = ev_document_forms_form_field_choice_get_n_items (EV_DOCUMENT_FORMS (view->document),
1961 model = GTK_TREE_MODEL (gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_INT));
1962 for (i = 0; i < n_items; i++) {
1966 item = ev_document_forms_form_field_choice_get_item (EV_DOCUMENT_FORMS (view->document),
1968 if (ev_document_forms_form_field_choice_is_item_selected (
1969 EV_DOCUMENT_FORMS (view->document), field, i)) {
1971 /* FIXME: we need a get_selected_items function in poppler */
1972 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1973 GINT_TO_POINTER (i));
1977 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
1978 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
1986 if (field_choice->type == EV_FORM_FIELD_CHOICE_LIST) {
1987 GtkCellRenderer *renderer;
1988 GtkWidget *tree_view;
1989 GtkTreeSelection *selection;
1991 tree_view = gtk_tree_view_new_with_model (model);
1992 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (tree_view), FALSE);
1994 selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view));
1995 if (field_choice->multi_select) {
1996 gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);
1999 /* TODO: set selected items */
2001 renderer = gtk_cell_renderer_text_new ();
2002 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
2008 choice = gtk_scrolled_window_new (NULL, NULL);
2009 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (choice),
2010 GTK_POLICY_AUTOMATIC,
2011 GTK_POLICY_AUTOMATIC);
2012 gtk_container_add (GTK_CONTAINER (choice), tree_view);
2013 gtk_widget_show (tree_view);
2015 g_signal_connect (G_OBJECT (selection), "changed",
2016 G_CALLBACK (ev_view_form_field_choice_changed),
2018 g_signal_connect_after (G_OBJECT (selection), "changed",
2019 G_CALLBACK (ev_view_form_field_destroy),
2021 } else if (field_choice->is_editable) { /* ComboBoxEntry */
2024 choice = gtk_combo_box_entry_new_with_model (model, 0);
2025 text = ev_document_forms_form_field_choice_get_text (EV_DOCUMENT_FORMS (view->document), field);
2027 gtk_entry_set_text (GTK_ENTRY (gtk_bin_get_child (GTK_BIN (choice))), text);
2031 g_signal_connect (G_OBJECT (choice), "changed",
2032 G_CALLBACK (ev_view_form_field_choice_changed),
2034 g_signal_connect_after (G_OBJECT (GTK_BIN (choice)->child), "activate",
2035 G_CALLBACK (ev_view_form_field_destroy),
2037 } else { /* ComboBoxText */
2038 GtkCellRenderer *renderer;
2040 choice = gtk_combo_box_new_with_model (model);
2041 renderer = gtk_cell_renderer_text_new ();
2042 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (choice),
2044 gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (choice),
2048 gtk_combo_box_set_active (GTK_COMBO_BOX (choice), selected_item);
2049 gtk_combo_box_popup (GTK_COMBO_BOX (choice));
2051 g_signal_connect (G_OBJECT (choice), "changed",
2052 G_CALLBACK (ev_view_form_field_choice_changed),
2054 g_signal_connect_after (G_OBJECT (choice), "changed",
2055 G_CALLBACK (ev_view_form_field_destroy),
2059 g_object_unref (model);
2061 g_object_weak_ref (G_OBJECT (choice),
2062 (GWeakNotify)ev_view_form_field_choice_save,
2069 ev_view_handle_form_field (EvView *view,
2074 GtkWidget *field_widget = NULL;
2075 GList *form_field_mapping;
2076 EvRectangle field_area;
2077 GdkRectangle view_area;
2079 if (field->is_read_only)
2082 if (EV_IS_FORM_FIELD_BUTTON (field)) {
2083 field_widget = ev_view_form_field_button_create_widget (view, field);
2084 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
2085 field_widget = ev_view_form_field_text_create_widget (view, field);
2086 } else if (EV_IS_FORM_FIELD_CHOICE (field)) {
2087 field_widget = ev_view_form_field_choice_create_widget (view, field);
2088 } else if (EV_IS_FORM_FIELD_SIGNATURE (field)) {
2092 /* Form field doesn't require a widget */
2096 g_object_set_data_full (G_OBJECT (field_widget), "form-field",
2097 g_object_ref (field),
2098 (GDestroyNotify)g_object_unref);
2100 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, field->page);
2101 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
2103 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
2104 view_area.x -= view->scroll_x;
2105 view_area.y -= view->scroll_y;
2107 gtk_layout_put (GTK_LAYOUT (view), field_widget, view_area.x, view_area.y);
2108 gtk_widget_show (field_widget);
2109 gtk_widget_grab_focus (field_widget);
2112 /*** GtkWidget implementation ***/
2115 ev_view_size_request_continuous_dual_page (EvView *view,
2116 GtkRequisition *requisition)
2122 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2123 view->scale, &max_width);
2124 compute_border (view, max_width, max_width, &border);
2126 n_pages = ev_page_cache_get_n_pages (view->page_cache) + 1;
2128 requisition->width = (max_width + border.left + border.right) * 2 + (view->spacing * 3);
2129 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2131 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2132 requisition->width = 1;
2133 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2134 requisition->width = 1;
2135 /* FIXME: This could actually be set on one page docs or docs
2136 * with a strange aspect ratio. */
2137 /* requisition->height = 1;*/
2142 ev_view_size_request_continuous (EvView *view,
2143 GtkRequisition *requisition)
2150 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2151 view->scale, &max_width);
2152 n_pages = ev_page_cache_get_n_pages (view->page_cache);
2153 compute_border (view, max_width, max_width, &border);
2155 requisition->width = max_width + (view->spacing * 2) + border.left + border.right;
2156 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2158 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2159 requisition->width = 1;
2160 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2161 requisition->width = 1;
2162 /* FIXME: This could actually be set on one page docs or docs
2163 * with a strange aspect ratio. */
2164 /* requisition->height = 1;*/
2169 ev_view_size_request_dual_page (EvView *view,
2170 GtkRequisition *requisition)
2175 /* Find the largest of the two. */
2176 ev_page_cache_get_size (view->page_cache,
2181 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) {
2182 gint width_2, height_2;
2183 ev_page_cache_get_size (view->page_cache,
2184 view->current_page + 1,
2187 &width_2, &height_2);
2188 if (width_2 > width) {
2193 compute_border (view, width, height, &border);
2195 requisition->width = ((width + border.left + border.right) * 2) +
2196 (view->spacing * 3);
2197 requisition->height = (height + border.top + border.bottom) +
2198 (view->spacing * 2);
2200 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2201 requisition->width = 1;
2202 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2203 requisition->width = 1;
2204 requisition->height = 1;
2209 ev_view_size_request_single_page (EvView *view,
2210 GtkRequisition *requisition)
2215 ev_page_cache_get_size (view->page_cache,
2220 compute_border (view, width, height, &border);
2222 requisition->width = width + border.left + border.right + (2 * view->spacing);
2223 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2225 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2226 requisition->width = 1;
2227 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2228 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2229 requisition->width = 1;
2230 requisition->height = 1;
2235 ev_view_size_request (GtkWidget *widget,
2236 GtkRequisition *requisition)
2238 EvView *view = EV_VIEW (widget);
2240 if (view->document == NULL) {
2241 requisition->width = 1;
2242 requisition->height = 1;
2246 if (view->presentation) {
2247 requisition->width = 1;
2248 requisition->height = 1;
2252 if (view->continuous && view->dual_page)
2253 ev_view_size_request_continuous_dual_page (view, requisition);
2254 else if (view->continuous)
2255 ev_view_size_request_continuous (view, requisition);
2256 else if (view->dual_page)
2257 ev_view_size_request_dual_page (view, requisition);
2259 ev_view_size_request_single_page (view, requisition);
2263 ev_view_size_allocate (GtkWidget *widget,
2264 GtkAllocation *allocation)
2266 EvView *view = EV_VIEW (widget);
2267 GList *children, *l;
2269 GTK_WIDGET_CLASS (ev_view_parent_class)->size_allocate (widget, allocation);
2271 if (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
2272 view->sizing_mode == EV_SIZING_BEST_FIT) {
2274 g_signal_emit (view, signals[SIGNAL_ZOOM_INVALID], 0);
2276 ev_view_size_request (widget, &widget->requisition);
2279 view_set_adjustment_values (view, GTK_ORIENTATION_HORIZONTAL);
2280 view_set_adjustment_values (view, GTK_ORIENTATION_VERTICAL);
2283 view_update_range_and_current_page (view);
2285 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
2286 view->pending_resize = FALSE;
2288 children = gtk_container_get_children (GTK_CONTAINER (widget));
2289 for (l = children; l && l->data; l = g_list_next (l)) {
2291 EvRectangle field_area;
2292 GdkRectangle view_area;
2293 GList *form_field_mapping;
2294 GtkAllocation child_allocation;
2295 GtkRequisition child_requisition;
2296 GtkWidget *child = (GtkWidget *)l->data;
2298 field = g_object_get_data (G_OBJECT (child), "form-field");
2302 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
2304 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
2306 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
2307 view_area.x -= view->scroll_x;
2308 view_area.y -= view->scroll_y;
2310 gtk_widget_size_request (child, &child_requisition);
2311 if (child_requisition.width != view_area.width ||
2312 child_requisition.height != view_area.height)
2313 gtk_widget_set_size_request (child, view_area.width, view_area.height);
2315 gtk_container_child_get (GTK_CONTAINER (widget),
2317 "x", &child_allocation.x,
2318 "y", &child_allocation.y,
2320 if (child_allocation.x != view_area.x ||
2321 child_allocation.y != view_area.y) {
2322 gtk_layout_move (GTK_LAYOUT (widget), child, view_area.x, view_area.y);
2325 g_list_free (children);
2329 ev_view_realize (GtkWidget *widget)
2331 EvView *view = EV_VIEW (widget);
2333 if (GTK_WIDGET_CLASS (ev_view_parent_class)->realize)
2334 (* GTK_WIDGET_CLASS (ev_view_parent_class)->realize) (widget);
2336 gdk_window_set_events (view->layout.bin_window,
2337 (gdk_window_get_events (view->layout.bin_window) |
2339 GDK_BUTTON_PRESS_MASK |
2340 GDK_BUTTON_RELEASE_MASK |
2342 GDK_KEY_PRESS_MASK |
2343 GDK_POINTER_MOTION_MASK |
2344 GDK_POINTER_MOTION_HINT_MASK |
2345 GDK_ENTER_NOTIFY_MASK |
2346 GDK_LEAVE_NOTIFY_MASK));
2348 if (view->presentation)
2349 gdk_window_set_background (view->layout.bin_window, &widget->style->black);
2351 gdk_window_set_background (view->layout.bin_window, &widget->style->mid [GTK_STATE_NORMAL]);
2355 ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event)
2357 EvView *view = EV_VIEW (widget);
2360 state = event->state & gtk_accelerator_get_default_mod_mask ();
2362 if (state == GDK_CONTROL_MASK && view->presentation == FALSE) {
2363 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
2365 if (event->direction == GDK_SCROLL_UP ||
2366 event->direction == GDK_SCROLL_LEFT) {
2367 if (ev_view_can_zoom_in (view)) {
2368 ev_view_zoom_in (view);
2371 if (ev_view_can_zoom_out (view)) {
2372 ev_view_zoom_out (view);
2379 view->jump_to_find_result = FALSE;
2380 /* Shift+Wheel scrolls the in the perpendicular direction */
2381 if (state & GDK_SHIFT_MASK) {
2382 if (event->direction == GDK_SCROLL_UP)
2383 event->direction = GDK_SCROLL_LEFT;
2384 if (event->direction == GDK_SCROLL_LEFT)
2385 event->direction = GDK_SCROLL_UP;
2386 if (event->direction == GDK_SCROLL_DOWN)
2387 event->direction = GDK_SCROLL_RIGHT;
2388 if (event->direction == GDK_SCROLL_RIGHT)
2389 event->direction = GDK_SCROLL_DOWN;
2391 event->state &= ~GDK_SHIFT_MASK;
2392 state &= ~GDK_SHIFT_MASK;
2395 if (state == 0 && view->presentation) {
2396 switch (event->direction) {
2397 case GDK_SCROLL_DOWN:
2398 case GDK_SCROLL_RIGHT:
2399 ev_view_next_page (view);
2402 case GDK_SCROLL_LEFT:
2403 ev_view_previous_page (view);
2413 static EvViewSelection *
2414 find_selection_for_page (EvView *view,
2419 for (list = view->selection_info.selections; list != NULL; list = list->next) {
2420 EvViewSelection *selection;
2422 selection = (EvViewSelection *) list->data;
2424 if (selection->page == page)
2432 draw_end_presentation_page (EvView *view,
2433 GdkRectangle *page_area)
2435 PangoLayout *layout;
2436 PangoFontDescription *font_desc;
2438 const gchar *text = _("End of presentation. Press Escape to exit.");
2440 if (view->presentation_state != EV_PRESENTATION_END)
2443 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), NULL);
2444 markup = g_strdup_printf ("<span foreground=\"white\">%s</span>", text);
2445 pango_layout_set_markup (layout, markup, -1);
2448 font_desc = pango_font_description_new ();
2449 pango_font_description_set_size (font_desc, 16 * PANGO_SCALE);
2450 pango_layout_set_font_description (layout, font_desc);
2452 gtk_paint_layout (GTK_WIDGET (view)->style,
2453 view->layout.bin_window,
2454 GTK_WIDGET_STATE (view),
2463 pango_font_description_free (font_desc);
2464 g_object_unref (layout);
2468 ev_view_expose_event (GtkWidget *widget,
2469 GdkEventExpose *event)
2471 EvView *view = EV_VIEW (widget);
2475 if (view->presentation) {
2476 switch (view->presentation_state) {
2477 case EV_PRESENTATION_END: {
2478 GdkRectangle area = {0};
2480 area.width = widget->allocation.width;
2481 area.height = widget->allocation.height;
2483 draw_end_presentation_page (view, &area);
2486 case EV_PRESENTATION_BLACK:
2487 case EV_PRESENTATION_WHITE:
2489 case EV_PRESENTATION_NORMAL:
2493 } else if (view->loading) {
2494 GdkRectangle area = {0};
2496 area.width = widget->allocation.width;
2497 area.height = widget->allocation.height;
2499 draw_loading_text (view,
2504 if (view->document == NULL)
2507 cr = gdk_cairo_create (view->layout.bin_window);
2509 for (i = view->start_page; i <= view->end_page; i++) {
2510 GdkRectangle page_area;
2512 gboolean page_ready = TRUE;
2514 if (!get_page_extents (view, i, &page_area, &border))
2517 page_area.x -= view->scroll_x;
2518 page_area.y -= view->scroll_y;
2520 draw_one_page (view, i, cr, &page_area, &border, &(event->area), &page_ready);
2522 if (page_ready && EV_IS_DOCUMENT_FIND (view->document) && view->highlight_find_results)
2523 highlight_find_results (view, i);
2528 if (GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event)
2529 (* GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event) (widget, event);
2535 ev_view_do_popup_menu (EvView *view,
2542 image = ev_view_get_image_at_location (view, x, y);
2544 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, image);
2548 link = ev_view_get_link_at_location (view, x, y);
2550 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, link);
2554 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, NULL);
2560 ev_view_popup_menu (GtkWidget *widget)
2564 gtk_widget_get_pointer (widget, &x, &y);
2565 return ev_view_do_popup_menu (EV_VIEW (widget), x, y);
2568 #if GTK_CHECK_VERSION (2, 11, 7)
2570 get_link_area (EvView *view,
2576 EvRectangle ev_rect;
2577 GList *link_mapping;
2579 gint x_offset = 0, y_offset = 0;
2581 x += view->scroll_x;
2582 y += view->scroll_y;
2584 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
2586 link_mapping = ev_pixbuf_cache_get_link_mapping (view->pixbuf_cache, page);
2587 ev_link_mapping_get_area (link_mapping, link, &ev_rect);
2589 doc_rect_to_view_rect (view, page, &ev_rect, area);
2590 area->y -= view->scroll_y ;
2594 ev_view_query_tooltip (GtkWidget *widget,
2597 gboolean keyboard_tip,
2598 GtkTooltip *tooltip)
2600 EvView *view = EV_VIEW (widget);
2604 link = ev_view_get_link_at_location (view, x, y);
2608 text = tip_from_link (view, link);
2609 if (text && g_utf8_validate (text, -1, NULL)) {
2610 GdkRectangle link_area;
2612 get_link_area (view, x, y, link, &link_area);
2613 gtk_tooltip_set_text (tooltip, text);
2614 gtk_tooltip_set_tip_area (tooltip, &link_area);
2620 #endif /* GTK_CHECK_VERSION (2, 11, 7) */
2623 start_selection_for_event (EvView *view,
2624 GdkEventButton *event)
2626 EvSelectionStyle style;
2628 clear_selection (view);
2630 view->selection_info.start.x = event->x + view->scroll_x;
2631 view->selection_info.start.y = event->y + view->scroll_y;
2633 switch (event->type) {
2634 case GDK_2BUTTON_PRESS:
2635 style = EV_SELECTION_STYLE_WORD;
2637 case GDK_3BUTTON_PRESS:
2638 style = EV_SELECTION_STYLE_LINE;
2641 style = EV_SELECTION_STYLE_GLYPH;
2645 view->selection_info.style = style;
2649 ev_view_button_press_event (GtkWidget *widget,
2650 GdkEventButton *event)
2652 EvView *view = EV_VIEW (widget);
2654 if (!view->document)
2657 if (!GTK_WIDGET_HAS_FOCUS (widget)) {
2658 gtk_widget_grab_focus (widget);
2661 view->pressed_button = event->button;
2662 view->selection_info.in_drag = FALSE;
2664 switch (event->button) {
2669 if (EV_IS_SELECTION (view->document) && view->selection_info.selections) {
2670 if (event->type == GDK_3BUTTON_PRESS) {
2671 start_selection_for_event (view, event);
2672 } else if (location_in_selected_text (view,
2673 event->x + view->scroll_x,
2674 event->y + view->scroll_y)) {
2675 view->selection_info.in_drag = TRUE;
2677 start_selection_for_event (view, event);
2680 gtk_widget_queue_draw (widget);
2681 } else if ((field = ev_view_get_form_field_at_location (view, event->x, event->y))) {
2682 ev_view_remove_all (view);
2683 ev_view_handle_form_field (view, field, event->x, event->y);
2684 } else if (!location_in_text (view, event->x + view->scroll_x, event->y + view->scroll_y) &&
2685 (image = ev_view_get_image_at_location (view, event->x, event->y))) {
2686 if (view->image_dnd_info.image)
2687 g_object_unref (view->image_dnd_info.image);
2688 view->image_dnd_info.image = g_object_ref (image);
2689 view->image_dnd_info.in_drag = TRUE;
2691 view->image_dnd_info.start.x = event->x + view->scroll_x;
2692 view->image_dnd_info.start.y = event->y + view->scroll_y;
2694 ev_view_remove_all (view);
2696 if (EV_IS_SELECTION (view->document))
2697 start_selection_for_event (view, event);
2702 /* use root coordinates as reference point because
2703 * scrolling changes window relative coordinates */
2704 view->drag_info.start.x = event->x_root;
2705 view->drag_info.start.y = event->y_root;
2706 view->drag_info.hadj = gtk_adjustment_get_value (view->hadjustment);
2707 view->drag_info.vadj = gtk_adjustment_get_value (view->vadjustment);
2709 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
2713 return ev_view_do_popup_menu (view, event->x, event->y);
2720 ev_view_remove_all (EvView *view)
2722 GList *children, *child;
2724 children = gtk_container_get_children (GTK_CONTAINER (view));
2725 for (child = children; child && child->data; child = g_list_next (child)) {
2726 gtk_container_remove (GTK_CONTAINER (view),
2727 GTK_WIDGET (child->data));
2729 g_list_free (children);
2732 /*** Drag and Drop ***/
2734 ev_view_drag_data_get (GtkWidget *widget,
2735 GdkDragContext *context,
2736 GtkSelectionData *selection_data,
2740 EvView *view = EV_VIEW (widget);
2743 case TARGET_DND_TEXT:
2744 if (EV_IS_SELECTION (view->document) &&
2745 view->selection_info.selections) {
2748 text = get_selected_text (view);
2749 gtk_selection_data_set_text (selection_data,
2755 case TARGET_DND_IMAGE:
2756 if (view->image_dnd_info.image) {
2759 pixbuf = ev_image_get_pixbuf (view->image_dnd_info.image);
2760 gtk_selection_data_set_pixbuf (selection_data, pixbuf);
2763 case TARGET_DND_URI:
2764 if (view->image_dnd_info.image) {
2765 const gchar *tmp_uri;
2768 tmp_uri = ev_image_save_tmp (view->image_dnd_info.image);
2770 uris = g_new0 (gchar *, 2);
2771 uris[0] = (gchar *)tmp_uri;
2773 gtk_selection_data_set_uris (selection_data, uris);
2775 /* g_free instead of g_strfreev since tmp_uri is const */
2782 ev_view_drag_motion (GtkWidget *widget,
2783 GdkDragContext *context,
2788 if (gtk_drag_get_source_widget (context) == widget)
2789 gdk_drag_status (context, 0, time);
2791 gdk_drag_status (context, context->suggested_action, time);
2797 ev_view_drag_data_received (GtkWidget *widget,
2798 GdkDragContext *context,
2801 GtkSelectionData *selection_data,
2807 GSList *uri_list = NULL;
2809 uris = gtk_selection_data_get_uris (selection_data);
2811 gtk_drag_finish (context, FALSE, FALSE, time);
2815 for (i = 0; uris[i]; i++) {
2816 uri_list = g_slist_prepend (uri_list, (gpointer) uris[i]);
2819 ev_application_open_uri_list (EV_APP, uri_list,
2820 gtk_widget_get_screen (widget),
2822 gtk_drag_finish (context, TRUE, FALSE, time);
2825 g_slist_free (uri_list);
2830 selection_update_idle_cb (EvView *view)
2832 compute_selections (view,
2833 view->selection_info.style,
2834 &view->selection_info.start,
2836 view->selection_update_id = 0;
2841 selection_scroll_timeout_cb (EvView *view)
2843 gint x, y, shift = 0;
2844 GtkWidget *widget = GTK_WIDGET (view);
2846 gtk_widget_get_pointer (widget, &x, &y);
2848 if (y > widget->allocation.height) {
2849 shift = (y - widget->allocation.height) / 2;
2855 gtk_adjustment_set_value (view->vadjustment,
2856 CLAMP (view->vadjustment->value + shift,
2857 view->vadjustment->lower,
2858 view->vadjustment->upper -
2859 view->vadjustment->page_size));
2861 if (x > widget->allocation.width) {
2862 shift = (x - widget->allocation.width) / 2;
2868 gtk_adjustment_set_value (view->hadjustment,
2869 CLAMP (view->hadjustment->value + shift,
2870 view->hadjustment->lower,
2871 view->hadjustment->upper -
2872 view->hadjustment->page_size));
2878 ev_view_motion_notify_event (GtkWidget *widget,
2879 GdkEventMotion *event)
2881 EvView *view = EV_VIEW (widget);
2884 if (!view->document)
2887 if (event->is_hint || event->window != view->layout.bin_window) {
2888 gtk_widget_get_pointer (widget, &x, &y);
2894 if (view->selection_info.in_drag) {
2895 if (gtk_drag_check_threshold (widget,
2896 view->selection_info.start.x,
2897 view->selection_info.start.y,
2899 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2901 gtk_target_list_add_text_targets (target_list, TARGET_DND_TEXT);
2903 gtk_drag_begin (widget, target_list,
2905 1, (GdkEvent *)event);
2907 view->selection_info.in_drag = FALSE;
2909 gtk_target_list_unref (target_list);
2913 } else if (view->image_dnd_info.in_drag) {
2914 if (gtk_drag_check_threshold (widget,
2915 view->selection_info.start.x,
2916 view->selection_info.start.y,
2918 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2920 gtk_target_list_add_uri_targets (target_list, TARGET_DND_URI);
2921 gtk_target_list_add_image_targets (target_list, TARGET_DND_IMAGE, TRUE);
2923 gtk_drag_begin (widget, target_list,
2925 1, (GdkEvent *)event);
2927 view->image_dnd_info.in_drag = FALSE;
2929 gtk_target_list_unref (target_list);
2935 /* For the Evince 0.4.x release, we limit selection to un-rotated
2938 if (view->pressed_button == 1 && view->rotation == 0) {
2940 /* Schedule timeout to scroll during selection and additionally
2941 * scroll once to allow arbitrary speed. */
2942 if (!view->selection_scroll_id)
2943 view->selection_scroll_id = g_timeout_add (SCROLL_TIME, (GSourceFunc)selection_scroll_timeout_cb, view);
2945 selection_scroll_timeout_cb (view);
2947 view->selection_info.in_selection = TRUE;
2948 view->motion.x = x + view->scroll_x;
2949 view->motion.y = y + view->scroll_y;
2951 /* Queue an idle to handle the motion. We do this because
2952 * handling any selection events in the motion could be slower
2953 * than new motion events reach us. We always put it in the
2954 * idle to make sure we catch up and don't visibly lag the
2956 if (!view->selection_update_id)
2957 view->selection_update_id = g_idle_add ((GSourceFunc)selection_update_idle_cb, view);
2960 } else if (view->pressed_button == 2) {
2961 if (!view->drag_info.in_drag) {
2964 start = gtk_drag_check_threshold (widget,
2965 view->drag_info.start.x,
2966 view->drag_info.start.y,
2969 view->drag_info.in_drag = start;
2972 if (view->drag_info.in_drag) {
2974 gdouble dhadj_value, dvadj_value;
2976 dx = event->x_root - view->drag_info.start.x;
2977 dy = event->y_root - view->drag_info.start.y;
2979 dhadj_value = view->hadjustment->page_size *
2980 (gdouble)dx / widget->allocation.width;
2981 dvadj_value = view->vadjustment->page_size *
2982 (gdouble)dy / widget->allocation.height;
2984 /* clamp scrolling to visible area */
2985 gtk_adjustment_set_value (view->hadjustment,
2986 MIN(view->drag_info.hadj - dhadj_value,
2987 view->hadjustment->upper -
2988 view->hadjustment->page_size));
2989 gtk_adjustment_set_value (view->vadjustment,
2990 MIN(view->drag_info.vadj - dvadj_value,
2991 view->vadjustment->upper -
2992 view->vadjustment->page_size));
2996 } else if (view->pressed_button <= 0) {
2997 ev_view_handle_cursor_over_xy (view, x, y);
3005 ev_view_button_release_event (GtkWidget *widget,
3006 GdkEventButton *event)
3008 EvView *view = EV_VIEW (widget);
3009 EvLink *link = NULL;
3011 view->drag_info.in_drag = FALSE;
3012 view->image_dnd_info.in_drag = FALSE;
3014 if (view->pressed_button == 2) {
3015 ev_view_handle_cursor_over_xy (view, event->x, event->y);
3018 if (view->document && view->pressed_button != 3) {
3019 link = ev_view_get_link_at_location (view, event->x, event->y);
3022 view->pressed_button = -1;
3024 if (view->selection_scroll_id) {
3025 g_source_remove (view->selection_scroll_id);
3026 view->selection_scroll_id = 0;
3028 if (view->selection_update_id) {
3029 g_source_remove (view->selection_update_id);
3030 view->selection_update_id = 0;
3033 if (!view->selection_info.in_selection &&
3034 view->selection_info.style != EV_SELECTION_STYLE_GLYPH) {
3035 compute_selections (view,
3036 view->selection_info.style,
3037 &(view->selection_info.start),
3038 &(view->selection_info.start));
3041 if (view->selection_info.selections) {
3042 ev_view_update_primary_selection (view);
3044 if (view->selection_info.in_drag) {
3045 clear_selection (view);
3046 gtk_widget_queue_draw (widget);
3049 view->selection_info.in_drag = FALSE;
3051 if (event->button == 2) {
3052 EvLinkAction *action;
3053 EvLinkActionType type;
3055 action = ev_link_get_action (link);
3059 type = ev_link_action_get_action_type (action);
3060 if (type == EV_LINK_ACTION_TYPE_GOTO_DEST) {
3061 g_signal_emit (view,
3062 signals[SIGNAL_EXTERNAL_LINK],
3066 ev_view_handle_link (view, link);
3068 } else if (view->presentation) {
3069 switch (event->button) {
3071 ev_view_next_page (view);
3074 ev_view_previous_page (view);
3083 /* Cut and paste from gtkwindow.c */
3085 send_focus_change (GtkWidget *widget,
3088 GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);
3090 g_object_ref (widget);
3093 GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
3095 GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
3097 fevent->focus_change.type = GDK_FOCUS_CHANGE;
3098 fevent->focus_change.window = g_object_ref (widget->window);
3099 fevent->focus_change.in = in;
3101 gtk_widget_event (widget, fevent);
3103 g_object_notify (G_OBJECT (widget), "has-focus");
3105 g_object_unref (widget);
3106 gdk_event_free (fevent);
3110 ev_view_goto_window_hide (EvView *view)
3112 /* send focus-in event */
3113 send_focus_change (view->goto_entry, FALSE);
3114 gtk_widget_hide (view->goto_window);
3115 gtk_entry_set_text (GTK_ENTRY (view->goto_entry), "");
3119 ev_view_goto_window_delete_event (GtkWidget *widget,
3123 ev_view_goto_window_hide (view);
3129 key_is_numeric (guint keyval)
3131 return ((keyval >= GDK_0 && keyval <= GDK_9) ||
3132 (keyval >= GDK_KP_0 && keyval <= GDK_KP_9));
3136 ev_view_goto_window_key_press_event (GtkWidget *widget,
3140 switch (event->keyval) {
3144 case GDK_ISO_Left_Tab:
3145 ev_view_goto_window_hide (view);
3154 if (!key_is_numeric (event->keyval))
3162 ev_view_goto_window_button_press_event (GtkWidget *widget,
3163 GdkEventButton *event,
3166 ev_view_goto_window_hide (view);
3172 ev_view_goto_entry_activate (GtkEntry *entry,
3178 text = gtk_entry_get_text (entry);
3179 page = atoi (text) - 1;
3181 ev_view_goto_window_hide (view);
3184 page < ev_page_cache_get_n_pages (view->page_cache))
3185 ev_page_cache_set_current_page (view->page_cache, page);
3189 ev_view_goto_window_create (EvView *view)
3191 GtkWidget *frame, *hbox, *toplevel, *label;
3193 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (view));
3195 if (view->goto_window) {
3196 if (GTK_WINDOW (toplevel)->group)
3197 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
3198 GTK_WINDOW (view->goto_window));
3199 else if (GTK_WINDOW (view->goto_window)->group)
3200 gtk_window_group_remove_window (GTK_WINDOW (view->goto_window)->group,
3201 GTK_WINDOW (view->goto_window));
3205 view->goto_window = gtk_window_new (GTK_WINDOW_POPUP);
3207 if (GTK_WINDOW (toplevel)->group)
3208 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
3209 GTK_WINDOW (view->goto_window));
3211 gtk_window_set_modal (GTK_WINDOW (view->goto_window), TRUE);
3213 g_signal_connect (view->goto_window, "delete_event",
3214 G_CALLBACK (ev_view_goto_window_delete_event),
3216 g_signal_connect (view->goto_window, "key_press_event",
3217 G_CALLBACK (ev_view_goto_window_key_press_event),
3219 g_signal_connect (view->goto_window, "button_press_event",
3220 G_CALLBACK (ev_view_goto_window_button_press_event),
3223 frame = gtk_frame_new (NULL);
3224 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
3225 gtk_container_add (GTK_CONTAINER (view->goto_window), frame);
3226 gtk_widget_show (frame);
3228 hbox = gtk_hbox_new (FALSE, 0);
3229 gtk_container_set_border_width (GTK_CONTAINER (hbox), 3);
3230 gtk_container_add (GTK_CONTAINER (frame), hbox);
3231 gtk_widget_show (hbox);
3233 label = gtk_label_new(_("Jump to page:"));
3234 gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, TRUE, 3);
3235 gtk_widget_show (label);
3236 gtk_widget_realize (label);
3238 view->goto_entry = gtk_entry_new ();
3239 g_signal_connect (view->goto_entry, "activate",
3240 G_CALLBACK (ev_view_goto_entry_activate),
3242 gtk_box_pack_start_defaults (GTK_BOX (hbox), view->goto_entry);
3243 gtk_widget_show (view->goto_entry);
3244 gtk_widget_realize (view->goto_entry);
3248 ev_view_goto_entry_grab_focus (EvView *view)
3250 GtkWidgetClass *entry_parent_class;
3252 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (view->goto_entry));
3253 (entry_parent_class->grab_focus) (view->goto_entry);
3255 send_focus_change (view->goto_entry, TRUE);
3259 ev_view_goto_window_send_key_event (EvView *view,
3262 GdkEventKey *new_event;
3265 /* Move goto window off screen */
3266 screen = gtk_widget_get_screen (GTK_WIDGET (view));
3267 gtk_window_move (GTK_WINDOW (view->goto_window),
3268 gdk_screen_get_width (screen) + 1,
3269 gdk_screen_get_height (screen) + 1);
3270 gtk_widget_show (view->goto_window);
3272 new_event = (GdkEventKey *) gdk_event_copy (event);
3273 g_object_unref (new_event->window);
3274 new_event->window = g_object_ref (view->goto_window->window);
3275 gtk_widget_realize (view->goto_window);
3277 gtk_widget_event (view->goto_window, (GdkEvent *)new_event);
3278 gdk_event_free ((GdkEvent *)new_event);
3279 gtk_widget_hide (view->goto_window);
3283 ev_view_key_press_event (GtkWidget *widget,
3286 EvView *view = EV_VIEW (widget);
3287 EvPresentationState current;
3289 if (!view->document)
3292 if (!view->presentation ||
3293 view->presentation_state == EV_PRESENTATION_END)
3294 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3297 current = view->presentation_state;
3299 switch (event->keyval) {
3302 view->presentation_state =
3303 (view->presentation_state == EV_PRESENTATION_BLACK) ?
3304 EV_PRESENTATION_NORMAL : EV_PRESENTATION_BLACK;
3308 view->presentation_state =
3309 (view->presentation_state == EV_PRESENTATION_WHITE) ?
3310 EV_PRESENTATION_NORMAL : EV_PRESENTATION_WHITE;
3313 if (view->presentation_state == EV_PRESENTATION_BLACK ||
3314 view->presentation_state == EV_PRESENTATION_WHITE) {
3315 view->presentation_state = EV_PRESENTATION_NORMAL;
3319 if (current == view->presentation_state) {
3320 if (ev_page_cache_get_n_pages (view->page_cache) > 1 &&
3321 key_is_numeric (event->keyval)) {
3324 ev_view_goto_window_create (view);
3325 ev_view_goto_window_send_key_event (view, (GdkEvent *)event);
3326 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
3327 gtk_window_move (GTK_WINDOW (view->goto_window), x, y);
3328 gtk_widget_show (view->goto_window);
3329 ev_view_goto_entry_grab_focus (view);
3334 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3337 switch (view->presentation_state) {
3338 case EV_PRESENTATION_NORMAL:
3339 case EV_PRESENTATION_BLACK:
3340 gdk_window_set_background (view->layout.bin_window,
3341 &widget->style->black);
3343 case EV_PRESENTATION_WHITE:
3344 gdk_window_set_background (view->layout.bin_window,
3345 &widget->style->white);
3348 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3351 gtk_widget_queue_draw (widget);
3356 ev_view_focus_in (GtkWidget *widget,
3357 GdkEventFocus *event)
3359 if (EV_VIEW (widget)->pixbuf_cache)
3360 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3361 gtk_widget_queue_draw (widget);
3367 ev_view_focus_out (GtkWidget *widget,
3368 GdkEventFocus *event)
3370 if (EV_VIEW (widget)->goto_window)
3371 ev_view_goto_window_hide (EV_VIEW (widget));
3373 if (EV_VIEW (widget)->pixbuf_cache)
3374 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3375 gtk_widget_queue_draw (widget);
3381 ev_view_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3383 EvView *view = EV_VIEW (widget);
3385 if (view->cursor != EV_VIEW_CURSOR_NORMAL)
3386 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
3388 #if !GTK_CHECK_VERSION (2, 11, 7)
3389 if (view->link_tooltip) {
3390 view->hovered_link = NULL;
3391 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
3399 ev_view_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3401 EvView *view = EV_VIEW (widget);
3403 ev_view_handle_cursor_over_xy (view, event->x, event->y);
3409 ev_view_style_set (GtkWidget *widget,
3410 GtkStyle *old_style)
3412 if (EV_VIEW (widget)->pixbuf_cache)
3413 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3415 GTK_WIDGET_CLASS (ev_view_parent_class)->style_set (widget, old_style);
3421 ev_gdk_color_to_rgb (const GdkColor *color)
3424 result = (0xff0000 | (color->red & 0xff00));
3426 result |= ((color->green & 0xff00) | (color->blue >> 8));
3431 draw_rubberband (GtkWidget *widget, GdkWindow *window,
3432 const GdkRectangle *rect, guchar alpha)
3436 GdkColor *fill_color_gdk;
3439 fill_color_gdk = gdk_color_copy (>K_WIDGET (widget)->style->base[GTK_STATE_SELECTED]);
3440 fill_color = ev_gdk_color_to_rgb (fill_color_gdk) << 8 | alpha;
3442 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
3443 rect->width, rect->height);
3444 gdk_pixbuf_fill (pixbuf, fill_color);
3446 gdk_draw_pixbuf (window, NULL, pixbuf,
3448 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3449 rect->width, rect->height,
3450 GDK_RGB_DITHER_NONE,
3453 g_object_unref (pixbuf);
3455 gc = gdk_gc_new (window);
3456 gdk_gc_set_rgb_fg_color (gc, fill_color_gdk);
3457 gdk_draw_rectangle (window, gc, FALSE,
3458 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3461 g_object_unref (gc);
3463 gdk_color_free (fill_color_gdk);
3468 highlight_find_results (EvView *view, int page)
3470 EvDocumentFind *find;
3473 find = EV_DOCUMENT_FIND (view->document);
3475 results = ev_document_find_get_n_results (find, page);
3477 for (i = 0; i < results; i++) {
3478 EvRectangle rectangle;
3479 GdkRectangle view_rectangle;
3482 if (i == view->find_result && page == view->current_page) {
3488 ev_document_find_get_result (find, page, i, &rectangle);
3489 doc_rect_to_view_rect (view, page, &rectangle, &view_rectangle);
3490 draw_rubberband (GTK_WIDGET (view), view->layout.bin_window,
3491 &view_rectangle, alpha);
3496 draw_loading_text (EvView *view,
3497 GdkRectangle *page_area,
3498 GdkRectangle *expose_area)
3503 /* Don't annoy users with loading messages during presentations.
3504 * FIXME: Temporary "workaround" for
3505 * http://bugzilla.gnome.org/show_bug.cgi?id=320352 */
3506 if (view->presentation)
3509 if (!view->loading_text) {
3510 const gchar *loading_text = _("Loading...");
3511 PangoLayout *layout;
3512 PangoFontDescription *font_desc;
3513 PangoRectangle logical_rect;
3517 ev_document_fc_mutex_lock ();
3519 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), loading_text);
3521 font_desc = pango_font_description_new ();
3523 /* We set the font to be 10 points, get the size, and scale appropriately */
3524 pango_font_description_set_size (font_desc, 10 * PANGO_SCALE);
3525 pango_layout_set_font_description (layout, font_desc);
3526 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3528 target_width = MAX (page_area->width / 2, 1);
3529 real_scale = ((double)target_width / (double) logical_rect.width) * (PANGO_SCALE * 10);
3530 pango_font_description_set_size (font_desc, (int)real_scale);
3531 pango_layout_set_font_description (layout, font_desc);
3532 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3534 view->loading_text = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
3536 logical_rect.height);
3537 cr = cairo_create (view->loading_text);
3538 cairo_set_source_rgb (cr,
3542 pango_cairo_show_layout (cr, layout);
3545 pango_font_description_free (font_desc);
3546 g_object_unref (layout);
3548 ev_document_fc_mutex_unlock ();
3551 width = (page_area->width - cairo_image_surface_get_width (view->loading_text)) / 2;
3552 height = (page_area->height - cairo_image_surface_get_height (view->loading_text)) / 2;
3554 cr = gdk_cairo_create (view->layout.bin_window);
3555 cairo_translate (cr,
3556 page_area->x + width,
3557 page_area->y + height);
3558 cairo_set_source_surface (cr, view->loading_text, 0, 0);
3564 draw_one_page (EvView *view,
3567 GdkRectangle *page_area,
3569 GdkRectangle *expose_area,
3570 gboolean *page_ready)
3572 GdkRectangle overlap;
3573 GdkRectangle real_page_area;
3575 g_assert (view->document);
3577 if (! gdk_rectangle_intersect (page_area, expose_area, &overlap))
3580 /* Render the document itself */
3581 real_page_area = *page_area;
3583 real_page_area.x += border->left;
3584 real_page_area.y += border->top;
3585 real_page_area.width -= (border->left + border->right);
3586 real_page_area.height -= (border->top + border->bottom);
3589 if (!view->presentation) {
3592 current_page = ev_page_cache_get_current_page (view->page_cache);
3593 ev_document_misc_paint_one_page (view->layout.bin_window,
3596 page == current_page);
3599 if (gdk_rectangle_intersect (&real_page_area, expose_area, &overlap)) {
3601 gint page_width, page_height;
3602 cairo_surface_t *page_surface = NULL;
3603 gint selection_width, selection_height;
3604 cairo_surface_t *selection_surface = NULL;
3606 page_surface = ev_pixbuf_cache_get_surface (view->pixbuf_cache, page);
3608 if (!page_surface) {
3609 draw_loading_text (view,
3612 *page_ready = FALSE;
3617 ev_page_cache_get_size (view->page_cache,
3618 page, view->rotation,
3622 page_width = cairo_image_surface_get_width (page_surface);
3623 page_height = cairo_image_surface_get_height (page_surface);
3626 cairo_translate (cr, overlap.x, overlap.y);
3628 if (width != page_width || height != page_height) {
3629 cairo_pattern_set_filter (cairo_get_source (cr),
3632 (gdouble)width / page_width,
3633 (gdouble)height / page_height);
3636 cairo_surface_set_device_offset (page_surface,
3637 overlap.x - real_page_area.x,
3638 overlap.y - real_page_area.y);
3639 cairo_set_source_surface (cr, page_surface, 0, 0);
3643 /* Get the selection pixbuf iff we have something to draw */
3644 if (find_selection_for_page (view, page) &&
3645 view->selection_mode == EV_VIEW_SELECTION_TEXT) {
3647 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
3653 if (!selection_surface) {
3657 selection_width = cairo_image_surface_get_width (selection_surface);
3658 selection_height = cairo_image_surface_get_height (selection_surface);
3661 cairo_translate (cr, overlap.x, overlap.y);
3663 if (width != selection_width || height != selection_height) {
3664 cairo_pattern_set_filter (cairo_get_source (cr),
3667 (gdouble)width / selection_width,
3668 (gdouble)height / selection_height);
3671 cairo_surface_set_device_offset (selection_surface,
3672 overlap.x - real_page_area.x,
3673 overlap.y - real_page_area.y);
3674 cairo_set_source_surface (cr, selection_surface, 0, 0);
3680 /*** GObject functions ***/
3683 ev_view_finalize (GObject *object)
3685 EvView *view = EV_VIEW (object);
3687 g_free (view->find_status);
3689 clear_selection (view);
3691 if (view->image_dnd_info.image)
3692 g_object_unref (view->image_dnd_info.image);
3693 view->image_dnd_info.image = NULL;
3695 G_OBJECT_CLASS (ev_view_parent_class)->finalize (object);
3699 ev_view_destroy (GtkObject *object)
3701 EvView *view = EV_VIEW (object);
3703 if (view->document) {
3704 g_object_unref (view->document);
3705 view->document = NULL;
3708 if (view->pixbuf_cache) {
3709 g_object_unref (view->pixbuf_cache);
3710 view->pixbuf_cache = NULL;
3713 #if !GTK_CHECK_VERSION (2, 11, 7)
3714 if (view->link_tooltip) {
3715 gtk_widget_destroy (view->link_tooltip);
3716 view->link_tooltip = NULL;
3719 if (view->goto_window) {
3720 gtk_widget_destroy (view->goto_window);
3721 view->goto_window = NULL;
3722 view->goto_entry = NULL;
3725 if (view->selection_scroll_id) {
3726 g_source_remove (view->selection_scroll_id);
3727 view->selection_scroll_id = 0;
3730 if (view->selection_update_id) {
3731 g_source_remove (view->selection_update_id);
3732 view->selection_update_id = 0;
3735 if (view->loading_text) {
3736 cairo_surface_destroy (view->loading_text);
3737 view->loading_text = NULL;
3740 ev_view_presentation_transition_stop (view);
3742 ev_view_set_scroll_adjustments (GTK_LAYOUT (view), NULL, NULL);
3744 GTK_OBJECT_CLASS (ev_view_parent_class)->destroy (object);
3748 ev_view_set_property (GObject *object,
3750 const GValue *value,
3753 EvView *view = EV_VIEW (object);
3756 case PROP_CONTINUOUS:
3757 ev_view_set_continuous (view, g_value_get_boolean (value));
3759 case PROP_DUAL_PAGE:
3760 ev_view_set_dual_page (view, g_value_get_boolean (value));
3762 case PROP_FULLSCREEN:
3763 ev_view_set_fullscreen (view, g_value_get_boolean (value));
3765 case PROP_PRESENTATION:
3766 ev_view_set_presentation (view, g_value_get_boolean (value));
3768 case PROP_SIZING_MODE:
3769 ev_view_set_sizing_mode (view, g_value_get_enum (value));
3772 ev_view_set_zoom (view, g_value_get_double (value), FALSE);
3775 ev_view_set_rotation (view, g_value_get_int (value));
3778 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3783 ev_view_get_accessible (GtkWidget *widget)
3785 static gboolean first_time = TRUE;
3788 AtkObjectFactory *factory;
3789 AtkRegistry *registry;
3791 GType derived_atk_type;
3794 * Figure out whether accessibility is enabled by looking at the
3795 * type of the accessible object which would be created for
3796 * the parent type of EvView.
3798 derived_type = g_type_parent (EV_TYPE_VIEW);
3800 registry = atk_get_default_registry ();
3801 factory = atk_registry_get_factory (registry,
3803 derived_atk_type = atk_object_factory_get_accessible_type (factory);
3804 if (g_type_is_a (derived_atk_type, GTK_TYPE_ACCESSIBLE))
3805 atk_registry_set_factory_type (registry,
3807 ev_view_accessible_factory_get_type ());
3810 return GTK_WIDGET_CLASS (ev_view_parent_class)->get_accessible (widget);
3814 ev_view_get_property (GObject *object,
3819 EvView *view = EV_VIEW (object);
3822 case PROP_FIND_STATUS:
3823 g_value_set_string (value, view->find_status);
3825 case PROP_CONTINUOUS:
3826 g_value_set_boolean (value, view->continuous);
3828 case PROP_DUAL_PAGE:
3829 g_value_set_boolean (value, view->dual_page);
3831 case PROP_FULLSCREEN:
3832 g_value_set_boolean (value, view->fullscreen);
3834 case PROP_PRESENTATION:
3835 g_value_set_boolean (value, view->presentation);
3837 case PROP_SIZING_MODE:
3838 g_value_set_enum (value, view->sizing_mode);
3841 g_value_set_double (value, view->scale);
3844 g_value_set_int (value, view->rotation);
3846 case PROP_HAS_SELECTION:
3847 g_value_set_boolean (value,
3848 view->selection_info.selections != NULL);
3851 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3856 ev_view_class_init (EvViewClass *class)
3858 GObjectClass *object_class = G_OBJECT_CLASS (class);
3859 GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (class);
3860 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
3861 GtkLayoutClass *layout_class = GTK_LAYOUT_CLASS (class);
3862 GtkBindingSet *binding_set;
3864 object_class->finalize = ev_view_finalize;
3865 object_class->set_property = ev_view_set_property;
3866 object_class->get_property = ev_view_get_property;
3868 widget_class->expose_event = ev_view_expose_event;
3869 widget_class->button_press_event = ev_view_button_press_event;
3870 widget_class->motion_notify_event = ev_view_motion_notify_event;
3871 widget_class->button_release_event = ev_view_button_release_event;
3872 widget_class->key_press_event = ev_view_key_press_event;
3873 widget_class->focus_in_event = ev_view_focus_in;
3874 widget_class->focus_out_event = ev_view_focus_out;
3875 widget_class->get_accessible = ev_view_get_accessible;
3876 widget_class->size_request = ev_view_size_request;
3877 widget_class->size_allocate = ev_view_size_allocate;
3878 widget_class->realize = ev_view_realize;
3879 widget_class->scroll_event = ev_view_scroll_event;
3880 widget_class->enter_notify_event = ev_view_enter_notify_event;
3881 widget_class->leave_notify_event = ev_view_leave_notify_event;
3882 widget_class->style_set = ev_view_style_set;
3883 widget_class->drag_data_get = ev_view_drag_data_get;
3884 widget_class->drag_motion = ev_view_drag_motion;
3885 widget_class->drag_data_received = ev_view_drag_data_received;
3886 widget_class->popup_menu = ev_view_popup_menu;
3887 #if GTK_CHECK_VERSION (2, 11, 7)
3888 widget_class->query_tooltip = ev_view_query_tooltip;
3891 gtk_object_class->destroy = ev_view_destroy;
3893 layout_class->set_scroll_adjustments = ev_view_set_scroll_adjustments;
3895 class->binding_activated = ev_view_scroll;
3897 signals[SIGNAL_BINDING_ACTIVATED] = g_signal_new ("binding_activated",
3898 G_TYPE_FROM_CLASS (object_class),
3899 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3900 G_STRUCT_OFFSET (EvViewClass, binding_activated),
3902 ev_marshal_VOID__ENUM_BOOLEAN,
3904 GTK_TYPE_SCROLL_TYPE,
3907 signals[SIGNAL_ZOOM_INVALID] = g_signal_new ("zoom-invalid",
3908 G_TYPE_FROM_CLASS (object_class),
3909 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3910 G_STRUCT_OFFSET (EvViewClass, zoom_invalid),
3912 ev_marshal_VOID__VOID,
3913 G_TYPE_NONE, 0, G_TYPE_NONE);
3914 signals[SIGNAL_HANDLE_LINK] = g_signal_new ("handle-link",
3915 G_TYPE_FROM_CLASS (object_class),
3916 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3917 G_STRUCT_OFFSET (EvViewClass, handle_link),
3919 g_cclosure_marshal_VOID__OBJECT,
3922 signals[SIGNAL_EXTERNAL_LINK] = g_signal_new ("external-link",
3923 G_TYPE_FROM_CLASS (object_class),
3924 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3925 G_STRUCT_OFFSET (EvViewClass, external_link),
3927 g_cclosure_marshal_VOID__OBJECT,
3930 signals[SIGNAL_POPUP_MENU] = g_signal_new ("popup",
3931 G_TYPE_FROM_CLASS (object_class),
3932 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3933 G_STRUCT_OFFSET (EvViewClass, popup_menu),
3935 g_cclosure_marshal_VOID__OBJECT,
3940 g_object_class_install_property (object_class,
3942 g_param_spec_string ("find-status",
3943 "Find Status Message",
3944 "The find status message",
3948 g_object_class_install_property (object_class,
3950 g_param_spec_boolean ("continuous",
3952 "Continuous scrolling mode",
3954 G_PARAM_READWRITE));
3956 g_object_class_install_property (object_class,
3958 g_param_spec_boolean ("dual-page",
3960 "Two pages visible at once",
3962 G_PARAM_READWRITE));
3963 g_object_class_install_property (object_class,
3965 g_param_spec_boolean ("fullscreen",
3967 "Draw page in a fullscreen fashion",
3969 G_PARAM_READWRITE));
3970 g_object_class_install_property (object_class,
3972 g_param_spec_boolean ("presentation",
3974 "Draw page in presentation mode",
3976 G_PARAM_READWRITE));
3978 g_object_class_install_property (object_class,
3980 g_param_spec_enum ("sizing-mode",
3983 EV_TYPE_SIZING_MODE,
3984 EV_SIZING_FIT_WIDTH,
3985 G_PARAM_READWRITE));
3987 g_object_class_install_property (object_class,
3989 g_param_spec_double ("zoom",
3995 G_PARAM_READWRITE));
3996 g_object_class_install_property (object_class,
3998 g_param_spec_double ("rotation",
4004 G_PARAM_READWRITE));
4005 g_object_class_install_property (object_class,
4007 g_param_spec_boolean ("has-selection",
4009 "The view has selections",
4013 binding_set = gtk_binding_set_by_class (class);
4015 add_scroll_binding_keypad (binding_set, GDK_Left, 0, EV_SCROLL_STEP_BACKWARD, TRUE);
4016 add_scroll_binding_keypad (binding_set, GDK_Right, 0, EV_SCROLL_STEP_FORWARD, TRUE);
4017 add_scroll_binding_keypad (binding_set, GDK_Left, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, TRUE);
4018 add_scroll_binding_keypad (binding_set, GDK_Right, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, TRUE);
4019 add_scroll_binding_keypad (binding_set, GDK_Up, 0, EV_SCROLL_STEP_BACKWARD, FALSE);
4020 add_scroll_binding_keypad (binding_set, GDK_Down, 0, EV_SCROLL_STEP_FORWARD, FALSE);
4021 add_scroll_binding_keypad (binding_set, GDK_Up, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, FALSE);
4022 add_scroll_binding_keypad (binding_set, GDK_Down, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, FALSE);
4023 gtk_binding_entry_add_signal (binding_set, GDK_H, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
4024 EV_SCROLL_STEP_BACKWARD, G_TYPE_BOOLEAN, TRUE);
4025 gtk_binding_entry_add_signal (binding_set, GDK_J, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
4026 EV_SCROLL_STEP_FORWARD, G_TYPE_BOOLEAN, FALSE);
4027 gtk_binding_entry_add_signal (binding_set, GDK_K, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
4028 EV_SCROLL_STEP_BACKWARD, G_TYPE_BOOLEAN, FALSE);
4029 gtk_binding_entry_add_signal (binding_set, GDK_L, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
4030 EV_SCROLL_STEP_FORWARD, G_TYPE_BOOLEAN, TRUE);
4035 ev_view_init (EvView *view)
4037 GTK_WIDGET_SET_FLAGS (view, GTK_CAN_FOCUS);
4041 view->current_page = 0;
4042 view->pressed_button = -1;
4043 view->cursor = EV_VIEW_CURSOR_NORMAL;
4044 view->drag_info.in_drag = FALSE;
4045 view->selection_info.selections = NULL;
4046 view->selection_info.in_selection = FALSE;
4047 view->selection_info.in_drag = FALSE;
4048 view->selection_mode = EV_VIEW_SELECTION_TEXT;
4049 view->continuous = TRUE;
4050 view->dual_page = FALSE;
4051 view->presentation = FALSE;
4052 view->presentation_state = EV_PRESENTATION_NORMAL;
4053 view->fullscreen = FALSE;
4054 view->sizing_mode = EV_SIZING_FIT_WIDTH;
4055 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
4056 view->jump_to_find_result = TRUE;
4057 view->highlight_find_results = FALSE;
4059 gtk_layout_set_hadjustment (GTK_LAYOUT (view), NULL);
4060 gtk_layout_set_vadjustment (GTK_LAYOUT (view), NULL);
4062 gtk_drag_dest_set (GTK_WIDGET (view),
4063 GTK_DEST_DEFAULT_ALL,
4065 G_N_ELEMENTS (view_drop_targets),
4072 find_changed_cb (EvDocument *document, int page, EvView *view)
4077 percent = ev_document_find_get_progress
4078 (EV_DOCUMENT_FIND (view->document));
4079 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4081 if (view->jump_to_find_result == TRUE) {
4082 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 0);
4083 jump_to_find_result (view);
4085 update_find_status_message (view, percent * n_pages >= n_pages - 1 );
4086 if (view->current_page == page)
4087 gtk_widget_queue_draw (GTK_WIDGET (view));
4091 job_finished_cb (EvPixbufCache *pixbuf_cache,
4096 gdk_window_invalidate_region (view->layout.bin_window,
4099 gtk_widget_queue_draw (GTK_WIDGET (view));
4104 page_changed_cb (EvPageCache *page_cache,
4108 if (view->current_page != new_page) {
4111 view->current_page = new_page;
4112 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4114 if (view->presentation)
4115 ev_view_presentation_transition_start (view);
4117 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
4118 ev_view_handle_cursor_over_xy (view, x, y);
4120 gtk_widget_queue_resize (GTK_WIDGET (view));
4122 gtk_widget_queue_draw (GTK_WIDGET (view));
4125 if (EV_IS_DOCUMENT_FIND (view->document)) {
4126 view->find_result = 0;
4127 update_find_status_message (view, TRUE);
4132 on_adjustment_value_changed (GtkAdjustment *adjustment,
4137 GList *children, *l;
4139 if (! GTK_WIDGET_REALIZED (view))
4142 if (view->hadjustment) {
4143 dx = view->scroll_x - (int) view->hadjustment->value;
4144 view->scroll_x = (int) view->hadjustment->value;
4149 if (view->vadjustment) {
4150 dy = view->scroll_y - (int) view->vadjustment->value;
4151 view->scroll_y = (int) view->vadjustment->value;
4156 children = gtk_container_get_children (GTK_CONTAINER (view));
4157 for (l = children; l && l->data; l = g_list_next (l)) {
4158 gint child_x, child_y;
4159 GtkWidget *child = (GtkWidget *)l->data;
4161 gtk_container_child_get (GTK_CONTAINER (view),
4166 gtk_layout_move (GTK_LAYOUT (view), child, child_x + dx, child_y + dy);
4168 g_list_free (children);
4170 if (view->pending_resize)
4171 gtk_widget_queue_draw (GTK_WIDGET (view));
4173 gdk_window_scroll (view->layout.bin_window, dx, dy);
4175 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
4176 ev_view_handle_cursor_over_xy (view, x, y);
4179 view_update_range_and_current_page (view);
4187 view = g_object_new (EV_TYPE_VIEW, NULL);
4193 setup_caches (EvView *view)
4195 view->page_cache = ev_page_cache_get (view->document);
4196 g_signal_connect (view->page_cache, "page-changed", G_CALLBACK (page_changed_cb), view);
4197 view->pixbuf_cache = ev_pixbuf_cache_new (GTK_WIDGET (view), view->document);
4198 g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view);
4199 page_changed_cb (view->page_cache,
4200 ev_page_cache_get_current_page (view->page_cache),
4205 clear_caches (EvView *view)
4207 if (view->pixbuf_cache) {
4208 g_object_unref (view->pixbuf_cache);
4209 view->pixbuf_cache = NULL;
4212 if (view->page_cache) {
4213 view->page_cache = NULL;
4218 ev_view_set_loading (EvView *view,
4221 view->loading = loading;
4222 gtk_widget_queue_draw (GTK_WIDGET (view));
4226 ev_view_set_document (EvView *view,
4227 EvDocument *document)
4229 g_return_if_fail (EV_IS_VIEW (view));
4231 view->loading = FALSE;
4233 if (document != view->document) {
4234 clear_caches (view);
4236 if (view->document) {
4237 g_signal_handlers_disconnect_by_func (view->document,
4240 g_object_unref (view->document);
4241 view->page_cache = NULL;
4245 view->document = document;
4246 view->find_result = 0;
4248 if (view->document) {
4249 g_object_ref (view->document);
4250 if (EV_IS_DOCUMENT_FIND (view->document)) {
4251 g_signal_connect (view->document,
4253 G_CALLBACK (find_changed_cb),
4257 setup_caches (view);
4260 gtk_widget_queue_resize (GTK_WIDGET (view));
4264 /*** Zoom and sizing mode ***/
4266 #define EPSILON 0.0000001
4268 ev_view_set_zoom (EvView *view,
4275 scale = view->scale * factor;
4279 scale = CLAMP (scale,
4280 view->sizing_mode == EV_SIZING_FREE ? view->min_scale : 0,
4283 if (ABS (view->scale - scale) < EPSILON)
4286 if (view->loading_text) {
4287 cairo_surface_destroy (view->loading_text);
4288 view->loading_text = NULL;
4291 view->scale = scale;
4292 view->pending_resize = TRUE;
4294 gtk_widget_queue_resize (GTK_WIDGET (view));
4296 g_object_notify (G_OBJECT (view), "zoom");
4300 ev_view_get_zoom (EvView *view)
4306 ev_view_set_screen_dpi (EvView *view,
4309 g_return_if_fail (EV_IS_VIEW (view));
4310 g_return_if_fail (dpi > 0);
4313 view->min_scale = MIN_SCALE * dpi / 72.0;
4314 view->max_scale = MAX_SCALE * dpi / 72.0;
4318 ev_view_get_continuous (EvView *view)
4320 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4322 return view->continuous;
4326 ev_view_set_continuous (EvView *view,
4327 gboolean continuous)
4329 g_return_if_fail (EV_IS_VIEW (view));
4331 continuous = continuous != FALSE;
4333 if (view->continuous != continuous) {
4334 view->continuous = continuous;
4335 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4336 gtk_widget_queue_resize (GTK_WIDGET (view));
4339 g_object_notify (G_OBJECT (view), "continuous");
4343 ev_view_get_dual_page (EvView *view)
4345 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4347 return view->dual_page;
4351 ev_view_set_dual_page (EvView *view,
4354 g_return_if_fail (EV_IS_VIEW (view));
4356 dual_page = dual_page != FALSE;
4358 if (view->dual_page == dual_page)
4361 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4362 view->dual_page = dual_page;
4363 /* FIXME: if we're keeping the pixbuf cache around, we should extend the
4364 * preload_cache_size to be 2 if dual_page is set.
4366 gtk_widget_queue_resize (GTK_WIDGET (view));
4368 g_object_notify (G_OBJECT (view), "dual-page");
4372 ev_view_set_fullscreen (EvView *view,
4373 gboolean fullscreen)
4375 g_return_if_fail (EV_IS_VIEW (view));
4377 fullscreen = fullscreen != FALSE;
4379 if (view->fullscreen == fullscreen)
4382 view->fullscreen = fullscreen;
4383 gtk_widget_queue_resize (GTK_WIDGET (view));
4385 g_object_notify (G_OBJECT (view), "fullscreen");
4389 ev_view_get_fullscreen (EvView *view)
4391 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4393 return view->fullscreen;
4397 ev_view_set_presentation (EvView *view,
4398 gboolean presentation)
4400 g_return_if_fail (EV_IS_VIEW (view));
4402 presentation = presentation != FALSE;
4404 if (view->presentation == presentation)
4408 view->presentation_state = EV_PRESENTATION_NORMAL;
4410 view->presentation = presentation;
4411 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4414 view->sizing_mode_saved = view->sizing_mode;
4415 view->scale_saved = view->scale;
4416 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
4418 ev_view_set_sizing_mode (view, view->sizing_mode_saved);
4419 ev_view_set_zoom (view, view->scale_saved, FALSE);
4422 gtk_widget_queue_resize (GTK_WIDGET (view));
4425 ev_view_presentation_transition_start (view);
4427 ev_view_presentation_transition_stop (view);
4429 if (GTK_WIDGET_REALIZED (view)) {
4430 if (view->presentation)
4431 gdk_window_set_background (view->layout.bin_window,
4432 >K_WIDGET (view)->style->black);
4434 gdk_window_set_background (view->layout.bin_window,
4435 >K_WIDGET (view)->style->mid [GTK_STATE_NORMAL]);
4438 g_object_notify (G_OBJECT (view), "presentation");
4442 ev_view_get_presentation (EvView *view)
4444 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4446 return view->presentation;
4450 transition_next_page (EvView *view)
4452 ev_view_next_page (view);
4458 ev_view_presentation_transition_stop (EvView *view)
4460 if (view->trans_timeout_id > 0)
4461 g_source_remove (view->trans_timeout_id);
4462 view->trans_timeout_id = 0;
4466 ev_view_presentation_transition_start (EvView *view)
4470 if (!EV_IS_DOCUMENT_TRANSITION (view->document))
4473 ev_view_presentation_transition_stop (view);
4475 duration = ev_document_transition_get_page_duration (EV_DOCUMENT_TRANSITION (view->document),
4476 view->current_page);
4478 #if GLIB_CHECK_VERSION (2, 13, 0)
4479 view->trans_timeout_id =
4480 g_timeout_add_seconds (duration,
4481 (GSourceFunc) transition_next_page,
4484 view->trans_timeout_id =
4485 g_timeout_add (duration * 1000,
4486 (GSourceFunc) transition_next_page,
4493 ev_view_set_sizing_mode (EvView *view,
4494 EvSizingMode sizing_mode)
4496 g_return_if_fail (EV_IS_VIEW (view));
4498 if (view->sizing_mode == sizing_mode)
4501 view->sizing_mode = sizing_mode;
4502 gtk_widget_queue_resize (GTK_WIDGET (view));
4504 g_object_notify (G_OBJECT (view), "sizing-mode");
4508 ev_view_get_sizing_mode (EvView *view)
4510 g_return_val_if_fail (EV_IS_VIEW (view), EV_SIZING_FREE);
4512 return view->sizing_mode;
4516 ev_view_can_zoom_in (EvView *view)
4518 return view->scale * ZOOM_IN_FACTOR <= view->max_scale;
4522 ev_view_can_zoom_out (EvView *view)
4524 return view->scale * ZOOM_OUT_FACTOR >= view->min_scale;
4528 ev_view_zoom_in (EvView *view)
4530 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4532 if (view->presentation)
4535 view->pending_scroll = SCROLL_TO_CENTER;
4536 ev_view_set_zoom (view, ZOOM_IN_FACTOR, TRUE);
4540 ev_view_zoom_out (EvView *view)
4542 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4544 if (view->presentation)
4547 view->pending_scroll = SCROLL_TO_CENTER;
4548 ev_view_set_zoom (view, ZOOM_OUT_FACTOR, TRUE);
4552 ev_view_rotate_right (EvView *view)
4554 int rotation = view->rotation + 90;
4556 if (rotation >= 360) {
4560 ev_view_set_rotation (view, rotation);
4564 ev_view_rotate_left (EvView *view)
4566 int rotation = view->rotation - 90;
4572 ev_view_set_rotation (view, rotation);
4576 ev_view_set_rotation (EvView *view, int rotation)
4578 view->rotation = rotation;
4580 if (view->pixbuf_cache) {
4581 ev_pixbuf_cache_clear (view->pixbuf_cache);
4582 gtk_widget_queue_resize (GTK_WIDGET (view));
4586 clear_selection (view);
4588 g_object_notify (G_OBJECT (view), "rotation");
4592 ev_view_get_rotation (EvView *view)
4594 return view->rotation;
4598 zoom_for_size_fit_width (int doc_width,
4606 scale = (double)target_width / doc_width;
4608 if (doc_height * scale > target_height)
4609 scale = (double) (target_width - vsb_width) / doc_width;
4615 zoom_for_size_fit_height (int doc_width,
4623 scale = (double)target_height / doc_height;
4625 if (doc_width * scale > target_width)
4626 scale = (double) (target_height - vsb_height) / doc_height;
4632 zoom_for_size_best_fit (int doc_width,
4642 w_scale = (double)target_width / doc_width;
4643 h_scale = (double)target_height / doc_height;
4645 if (doc_height * w_scale > target_height)
4646 w_scale = (double) (target_width - vsb_width) / doc_width;
4647 if (doc_width * h_scale > target_width)
4648 h_scale = (double) (target_height - hsb_width) / doc_height;
4650 return MIN (w_scale, h_scale);
4655 ev_view_zoom_for_size_presentation (EvView *view,
4659 int doc_width, doc_height;
4662 ev_page_cache_get_size (view->page_cache,
4668 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, 0, 0);
4669 ev_view_set_zoom (view, scale, FALSE);
4673 ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
4679 int doc_width, doc_height;
4683 ev_page_cache_get_max_width (view->page_cache,
4687 ev_page_cache_get_max_height (view->page_cache,
4691 compute_border (view, doc_width, doc_height, &border);
4693 doc_width = doc_width * 2;
4694 width -= (2 * (border.left + border.right) + 3 * view->spacing);
4695 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4697 /* FIXME: We really need to calculate the overall height here, not the
4698 * page height. We assume there's always a vertical scrollbar for
4699 * now. We need to fix this. */
4700 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4701 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4702 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4703 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4705 g_assert_not_reached ();
4707 ev_view_set_zoom (view, scale, FALSE);
4711 ev_view_zoom_for_size_continuous (EvView *view,
4717 int doc_width, doc_height;
4721 ev_page_cache_get_max_width (view->page_cache,
4725 ev_page_cache_get_max_height (view->page_cache,
4729 compute_border (view, doc_width, doc_height, &border);
4731 width -= (border.left + border.right + 2 * view->spacing);
4732 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4734 /* FIXME: We really need to calculate the overall height here, not the
4735 * page height. We assume there's always a vertical scrollbar for
4736 * now. We need to fix this. */
4737 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4738 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4739 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4740 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4742 g_assert_not_reached ();
4744 ev_view_set_zoom (view, scale, FALSE);
4748 ev_view_zoom_for_size_dual_page (EvView *view,
4755 gint doc_width, doc_height;
4759 other_page = view->current_page ^ 1;
4761 /* Find the largest of the two. */
4762 ev_page_cache_get_size (view->page_cache,
4766 &doc_width, &doc_height);
4768 if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
4769 gint width_2, height_2;
4770 ev_page_cache_get_size (view->page_cache,
4774 &width_2, &height_2);
4775 if (width_2 > doc_width)
4776 doc_width = width_2;
4777 if (height_2 > doc_height)
4778 doc_height = height_2;
4780 compute_border (view, doc_width, doc_height, &border);
4782 doc_width = doc_width * 2;
4783 width -= ((border.left + border.right)* 2 + 3 * view->spacing);
4784 height -= (border.top + border.bottom + 2 * view->spacing);
4786 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4787 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4788 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4789 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4791 g_assert_not_reached ();
4793 ev_view_set_zoom (view, scale, FALSE);
4797 ev_view_zoom_for_size_single_page (EvView *view,
4803 int doc_width, doc_height;
4807 ev_page_cache_get_size (view->page_cache,
4813 /* Get an approximate border */
4814 compute_border (view, width, height, &border);
4816 width -= (border.left + border.right + 2 * view->spacing);
4817 height -= (border.top + border.bottom + 2 * view->spacing);
4819 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4820 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4821 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4822 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4824 g_assert_not_reached ();
4826 ev_view_set_zoom (view, scale, FALSE);
4830 ev_view_set_zoom_for_size (EvView *view,
4836 g_return_if_fail (EV_IS_VIEW (view));
4837 g_return_if_fail (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
4838 view->sizing_mode == EV_SIZING_BEST_FIT);
4839 g_return_if_fail (width >= 0);
4840 g_return_if_fail (height >= 0);
4842 if (view->document == NULL)
4845 if (view->presentation)
4846 ev_view_zoom_for_size_presentation (view, width, height);
4847 else if (view->continuous && view->dual_page)
4848 ev_view_zoom_for_size_continuous_and_dual_page (view, width, height, vsb_width, hsb_height);
4849 else if (view->continuous)
4850 ev_view_zoom_for_size_continuous (view, width, height, vsb_width, hsb_height);
4851 else if (view->dual_page)
4852 ev_view_zoom_for_size_dual_page (view, width, height, vsb_width, hsb_height);
4854 ev_view_zoom_for_size_single_page (view, width, height, vsb_width, hsb_height);
4859 update_find_status_message (EvView *view, gboolean this_page)
4866 results = ev_document_find_get_n_results
4867 (EV_DOCUMENT_FIND (view->document),
4868 view->current_page);
4869 /* TRANS: Sometimes this could be better translated as
4870 "%d hit(s) on this page". Therefore this string
4871 contains plural cases. */
4872 message = g_strdup_printf (ngettext ("%d found on this page",
4873 "%d found on this page",
4879 percent = ev_document_find_get_progress
4880 (EV_DOCUMENT_FIND (view->document));
4881 message = g_strdup_printf (_("%3d%% remaining to search"),
4882 (int) ((1.0 - percent) * 100));
4885 ev_view_set_find_status (view, message);
4890 ev_view_get_find_status (EvView *view)
4892 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
4894 return view->find_status;
4898 ev_view_set_find_status (EvView *view, const char *message)
4900 g_return_if_fail (EV_IS_VIEW (view));
4902 g_free (view->find_status);
4903 view->find_status = g_strdup (message);
4904 g_object_notify (G_OBJECT (view), "find-status");
4908 jump_to_find_result (EvView *view)
4910 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4912 GdkRectangle view_rect;
4914 int page = view->current_page;
4916 n_results = ev_document_find_get_n_results (find, page);
4918 if (n_results > 0 && view->find_result < n_results) {
4919 ev_document_find_get_result
4920 (find, page, view->find_result, &rect);
4922 doc_rect_to_view_rect (view, page, &rect, &view_rect);
4923 ensure_rectangle_is_visible (view, &view_rect);
4929 * @view: #EvView instance
4930 * @direction: Direction to look
4931 * @shift: Shift from current page
4933 * Jumps to the first page that has occurences of searched word.
4934 * Uses a direction where to look and a shift from current page.
4938 jump_to_find_page (EvView *view, EvViewFindDirection direction, gint shift)
4942 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4944 for (i = 0; i < n_pages; i++) {
4948 if (direction == EV_VIEW_FIND_NEXT)
4949 page = view->current_page + i;
4951 page = view->current_page - i;
4954 if (page >= n_pages) {
4955 page = page - n_pages;
4958 page = page + n_pages;
4960 has_results = ev_document_find_page_has_results
4961 (EV_DOCUMENT_FIND (view->document), page);
4962 if (has_results == -1) {
4964 } else if (has_results == 1) {
4965 ev_page_cache_set_current_page (view->page_cache, page);
4972 ev_view_can_find_next (EvView *view)
4974 if (EV_IS_DOCUMENT_FIND (view->document)) {
4975 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4978 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4979 for (i = 0; i < n_pages; i++) {
4980 if (ev_document_find_get_n_results (find, i) > 0) {
4990 ev_view_find_next (EvView *view)
4992 int n_results, n_pages;
4993 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4995 n_results = ev_document_find_get_n_results (find, view->current_page);
4997 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4999 view->find_result++;
5001 if (view->find_result >= n_results) {
5003 view->find_result = 0;
5004 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 1);
5005 jump_to_find_result (view);
5007 jump_to_find_result (view);
5008 gtk_widget_queue_draw (GTK_WIDGET (view));
5013 ev_view_can_find_previous (EvView *view)
5015 if (EV_IS_DOCUMENT_FIND (view->document)) {
5016 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
5019 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5020 for (i = n_pages - 1; i >= 0; i--) {
5021 if (ev_document_find_get_n_results (find, i) > 0) {
5030 ev_view_find_previous (EvView *view)
5032 int n_results, n_pages;
5033 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
5034 EvPageCache *page_cache;
5036 page_cache = ev_page_cache_get (view->document);
5038 n_results = ev_document_find_get_n_results (find, view->current_page);
5040 n_pages = ev_page_cache_get_n_pages (page_cache);
5042 view->find_result--;
5044 if (view->find_result < 0) {
5046 jump_to_find_page (view, EV_VIEW_FIND_PREV, -1);
5047 view->find_result = ev_document_find_get_n_results (find, view->current_page) - 1;
5048 jump_to_find_result (view);
5050 jump_to_find_result (view);
5051 gtk_widget_queue_draw (GTK_WIDGET (view));
5055 void ev_view_search_changed (EvView *view)
5057 /* search string has changed, focus on new search result */
5058 view->jump_to_find_result = TRUE;
5061 void ev_view_set_highlight_search (EvView *view, gboolean value)
5063 view->highlight_find_results = value;
5064 gtk_widget_queue_draw (GTK_WIDGET (view));
5067 /*** Selections ***/
5069 /* compute_new_selection_rect/text calculates the area currently selected by
5070 * view_rect. each handles a different mode;
5073 compute_new_selection_rect (EvView *view,
5077 GdkRectangle view_rect;
5081 g_assert (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE);
5083 view_rect.x = MIN (start->x, stop->x);
5084 view_rect.y = MIN (start->y, stop->y);
5085 view_rect.width = MAX (start->x, stop->x) - view_rect.x;
5086 view_rect.width = MAX (start->y, stop->y) - view_rect.y;
5088 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5090 for (i = 0; i < n_pages; i++) {
5091 GdkRectangle page_area;
5094 if (get_page_extents (view, i, &page_area, &border)) {
5095 GdkRectangle overlap;
5097 if (gdk_rectangle_intersect (&page_area, &view_rect, &overlap)) {
5098 EvViewSelection *selection;
5100 selection = g_new0 (EvViewSelection, 1);
5101 selection->page = i;
5102 view_rect_to_doc_rect (view, &overlap, &page_area,
5103 &(selection->rect));
5105 list = g_list_append (list, selection);
5114 gdk_rectangle_point_in (GdkRectangle *rectangle,
5117 return rectangle->x <= point->x &&
5118 rectangle->y <= point->y &&
5119 point->x < rectangle->x + rectangle->width &&
5120 point->y < rectangle->y + rectangle->height;
5124 compute_new_selection_text (EvView *view,
5125 EvSelectionStyle style,
5129 int n_pages, i, first, last;
5131 EvViewSelection *selection;
5133 int start_page, end_page;
5135 g_assert (view->selection_mode == EV_VIEW_SELECTION_TEXT);
5137 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5139 /* First figure out the range of pages the selection
5143 if (view->continuous) {
5146 } else if (view->dual_page) {
5147 start_page = view->start_page;
5148 end_page = view->end_page + 1;
5150 start_page = view->current_page;
5151 end_page = view->current_page + 1;
5154 for (i = start_page; i < end_page; i++) {
5155 GdkRectangle page_area;
5158 get_page_extents (view, i, &page_area, &border);
5159 if (gdk_rectangle_point_in (&page_area, start) ||
5160 gdk_rectangle_point_in (&page_area, stop)) {
5161 if (first == n_pages)
5168 /* Now create a list of EvViewSelection's for the affected
5169 * pages. This could be an empty list, a list of just one
5170 * page or a number of pages.*/
5171 for (i = first; i < last + 1; i++) {
5172 GdkRectangle page_area;
5176 ev_page_cache_get_size (view->page_cache, i,
5178 1.0, &width, &height);
5180 selection = g_new0 (EvViewSelection, 1);
5181 selection->page = i;
5182 selection->style = style;
5183 selection->rect.x1 = selection->rect.y1 = 0;
5184 selection->rect.x2 = width;
5185 selection->rect.y2 = height;
5187 get_page_extents (view, i, &page_area, &border);
5189 if (gdk_rectangle_point_in (&page_area, start))
5195 view_point_to_doc_point (view, point, &page_area,
5196 &selection->rect.x1,
5197 &selection->rect.y1);
5199 /* If the selection is contained within just one page,
5200 * make sure we don't write 'start' into both points
5201 * in selection->rect. */
5206 view_point_to_doc_point (view, point, &page_area,
5207 &selection->rect.x2,
5208 &selection->rect.y2);
5210 list = g_list_append (list, selection);
5216 /* This function takes the newly calculated list, and figures out which regions
5217 * have changed. It then queues a redraw approporiately.
5220 merge_selection_region (EvView *view,
5224 GList *new_list_ptr, *old_list_ptr;
5226 /* Update the selection */
5227 old_list = ev_pixbuf_cache_get_selection_list (view->pixbuf_cache);
5228 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5229 view->selection_info.selections = new_list;
5230 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, new_list);
5231 g_object_notify (G_OBJECT (view), "has-selection");
5233 new_list_ptr = new_list;
5234 old_list_ptr = old_list;
5236 while (new_list_ptr || old_list_ptr) {
5237 EvViewSelection *old_sel, *new_sel;
5239 GdkRegion *region = NULL;
5241 new_sel = (new_list_ptr) ? (new_list_ptr->data) : NULL;
5242 old_sel = (old_list_ptr) ? (old_list_ptr->data) : NULL;
5244 /* Assume that the lists are in order, and we run through them
5245 * comparing them, one page at a time. We come out with the
5246 * first page we see. */
5247 if (new_sel && old_sel) {
5248 if (new_sel->page < old_sel->page) {
5249 new_list_ptr = new_list_ptr->next;
5251 } else if (new_sel->page > old_sel->page) {
5252 old_list_ptr = old_list_ptr->next;
5255 new_list_ptr = new_list_ptr->next;
5256 old_list_ptr = old_list_ptr->next;
5258 } else if (new_sel) {
5259 new_list_ptr = new_list_ptr->next;
5260 } else if (old_sel) {
5261 old_list_ptr = old_list_ptr->next;
5264 g_assert (new_sel || old_sel);
5266 /* is the page we're looking at on the screen?*/
5267 cur_page = new_sel ? new_sel->page : old_sel->page;
5268 if (cur_page < view->start_page || cur_page > view->end_page)
5271 /* seed the cache with a new page. We are going to need the new
5274 GdkRegion *tmp_region = NULL;
5276 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
5282 new_sel->covered_region = gdk_region_copy (tmp_region);
5286 /* Now we figure out what needs redrawing */
5287 if (old_sel && new_sel) {
5288 if (old_sel->covered_region && new_sel->covered_region) {
5289 /* We only want to redraw the areas that have
5290 * changed, so we xor the old and new regions
5291 * and redraw if it's different */
5292 region = gdk_region_copy (old_sel->covered_region);
5293 gdk_region_xor (region, new_sel->covered_region);
5294 if (gdk_region_empty (region)) {
5295 gdk_region_destroy (region);
5298 } else if (old_sel->covered_region) {
5299 region = gdk_region_copy (old_sel->covered_region);
5300 } else if (new_sel->covered_region) {
5301 region = gdk_region_copy (new_sel->covered_region);
5303 } else if (old_sel && !new_sel) {
5304 if (old_sel->covered_region && !gdk_region_empty (old_sel->covered_region)) {
5305 region = gdk_region_copy (old_sel->covered_region);
5307 } else if (!old_sel && new_sel) {
5308 if (new_sel->covered_region && !gdk_region_empty (new_sel->covered_region)) {
5309 region = gdk_region_copy (new_sel->covered_region);
5312 g_assert_not_reached ();
5315 /* Redraw the damaged region! */
5317 GdkRectangle page_area;
5320 /* I don't know why but the region is smaller
5321 * than expected. This hack fixes it, I guess
5322 * 10 pixels more won't hurt
5324 gdk_region_shrink (region, -5, -5);
5326 get_page_extents (view, cur_page, &page_area, &border);
5327 gdk_region_offset (region,
5328 page_area.x + border.left - view->scroll_x,
5329 page_area.y + border.top - view->scroll_y);
5330 gdk_window_invalidate_region (view->layout.bin_window, region, TRUE);
5331 gdk_region_destroy (region);
5335 /* Free the old list, now that we're done with it. */
5336 g_list_foreach (old_list, (GFunc) selection_free, NULL);
5340 compute_selections (EvView *view,
5341 EvSelectionStyle style,
5347 if (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE)
5348 list = compute_new_selection_rect (view, start, stop);
5350 list = compute_new_selection_text (view, style, start, stop);
5351 merge_selection_region (view, list);
5354 /* Free's the selection. It's up to the caller to queue redraws if needed.
5357 selection_free (EvViewSelection *selection)
5359 if (selection->covered_region)
5360 gdk_region_destroy (selection->covered_region);
5365 clear_selection (EvView *view)
5367 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5368 view->selection_info.selections = NULL;
5369 view->selection_info.in_selection = FALSE;
5370 if (view->pixbuf_cache)
5371 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, NULL);
5372 g_object_notify (G_OBJECT (view), "has-selection");
5376 ev_view_select_all (EvView *view)
5378 GList *selections = NULL;
5381 /* Disable selection on rotated pages for the 0.4.0 series */
5382 if (view->rotation != 0)
5385 clear_selection (view);
5387 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5388 for (i = 0; i < n_pages; i++) {
5390 EvViewSelection *selection;
5392 ev_page_cache_get_size (view->page_cache,
5395 1.0, &width, &height);
5397 selection = g_new0 (EvViewSelection, 1);
5398 selection->page = i;
5399 selection->style = EV_SELECTION_STYLE_GLYPH;
5400 selection->rect.x1 = selection->rect.y1 = 0;
5401 selection->rect.x2 = width;
5402 selection->rect.y2 = height;
5404 selections = g_list_append (selections, selection);
5407 merge_selection_region (view, selections);
5408 gtk_widget_queue_draw (GTK_WIDGET (view));
5412 ev_view_get_has_selection (EvView *view)
5414 return view->selection_info.selections != NULL;
5418 get_selected_text (EvView *view)
5422 gchar *normalized_text;
5423 EvRenderContext *rc;
5425 text = g_string_new (NULL);
5426 rc = ev_render_context_new (view->rotation, 1, view->scale);
5428 ev_document_doc_mutex_lock ();
5430 for (l = view->selection_info.selections; l != NULL; l = l->next) {
5431 EvViewSelection *selection = (EvViewSelection *)l->data;
5434 ev_render_context_set_page (rc, selection->page);
5435 tmp = ev_selection_get_selected_text (EV_SELECTION (view->document),
5436 rc, selection->style,
5437 &(selection->rect));
5439 g_string_append (text, tmp);
5443 ev_document_doc_mutex_unlock ();
5445 g_object_unref (rc);
5447 normalized_text = g_utf8_normalize (text->str, text->len, G_NORMALIZE_NFKC);
5448 g_string_free (text, TRUE);
5449 return normalized_text;
5453 ev_view_copy (EvView *ev_view)
5455 GtkClipboard *clipboard;
5458 if (!EV_IS_SELECTION (ev_view->document))
5461 text = get_selected_text (ev_view);
5462 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5463 GDK_SELECTION_CLIPBOARD);
5464 gtk_clipboard_set_text (clipboard, text, -1);
5469 ev_view_primary_get_cb (GtkClipboard *clipboard,
5470 GtkSelectionData *selection_data,
5474 EvView *ev_view = EV_VIEW (data);
5477 if (!EV_IS_SELECTION (ev_view->document))
5480 text = get_selected_text (ev_view);
5482 gtk_selection_data_set_text (selection_data, text, -1);
5488 ev_view_primary_clear_cb (GtkClipboard *clipboard,
5491 EvView *view = EV_VIEW (data);
5493 clear_selection (view);
5497 ev_view_update_primary_selection (EvView *ev_view)
5499 GtkClipboard *clipboard;
5501 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5502 GDK_SELECTION_PRIMARY);
5504 if (ev_view->selection_info.selections) {
5505 if (!gtk_clipboard_set_with_owner (clipboard,
5507 G_N_ELEMENTS (clipboard_targets),
5508 ev_view_primary_get_cb,
5509 ev_view_primary_clear_cb,
5510 G_OBJECT (ev_view)))
5511 ev_view_primary_clear_cb (clipboard, ev_view);
5513 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (ev_view))
5514 gtk_clipboard_clear (clipboard);
5518 /*** Cursor operations ***/
5521 ev_view_create_invisible_cursor(void)
5524 GdkColor black = { 0, 0, 0, 0 };
5525 static char bits[] = { 0x00 };
5527 empty = gdk_bitmap_create_from_data (NULL, bits, 1, 1);
5529 return gdk_cursor_new_from_pixmap (empty, empty, &black, &black, 0, 0);
5533 ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
5535 GdkCursor *cursor = NULL;
5536 GdkDisplay *display;
5539 if (view->cursor == new_cursor) {
5543 widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
5544 display = gtk_widget_get_display (widget);
5545 view->cursor = new_cursor;
5547 switch (new_cursor) {
5548 case EV_VIEW_CURSOR_NORMAL:
5549 gdk_window_set_cursor (view->layout.bin_window, NULL);
5551 case EV_VIEW_CURSOR_IBEAM:
5552 cursor = gdk_cursor_new_for_display (display, GDK_XTERM);
5554 case EV_VIEW_CURSOR_LINK:
5555 cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
5557 case EV_VIEW_CURSOR_WAIT:
5558 cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
5560 case EV_VIEW_CURSOR_HIDDEN:
5561 cursor = ev_view_create_invisible_cursor ();
5563 case EV_VIEW_CURSOR_DRAG:
5564 cursor = gdk_cursor_new_for_display (display, GDK_FLEUR);
5569 gdk_window_set_cursor (view->layout.bin_window, cursor);
5570 gdk_cursor_unref (cursor);
5576 ev_view_hide_cursor (EvView *view)
5578 ev_view_set_cursor (view, EV_VIEW_CURSOR_HIDDEN);
5582 ev_view_show_cursor (EvView *view)
5584 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
5588 ev_view_reset_presentation_state (EvView *view)
5590 if (!view->presentation ||
5591 view->presentation_state == EV_PRESENTATION_NORMAL)
5594 view->presentation_state = EV_PRESENTATION_NORMAL;
5595 gdk_window_set_background (view->layout.bin_window,
5596 >K_WIDGET (view)->style->black);
5597 gtk_widget_queue_draw (GTK_WIDGET (view));
5601 ev_view_next_page (EvView *view)
5605 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5607 if (!view->page_cache)
5610 if (view->presentation &&
5611 (view->presentation_state == EV_PRESENTATION_BLACK ||
5612 view->presentation_state == EV_PRESENTATION_WHITE)) {
5613 ev_view_reset_presentation_state (view);
5617 ev_view_presentation_transition_stop (view);
5618 ev_view_reset_presentation_state (view);
5620 page = ev_page_cache_get_current_page (view->page_cache);
5621 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5623 if (view->dual_page && !view->presentation)
5628 if (page < n_pages) {
5629 ev_page_cache_set_current_page (view->page_cache, page);
5631 } else if (view->presentation && page == n_pages) {
5632 view->presentation_state = EV_PRESENTATION_END;
5633 gtk_widget_queue_draw (GTK_WIDGET (view));
5635 } else if (view->dual_page && page == n_pages) {
5636 ev_page_cache_set_current_page (view->page_cache, page - 1);
5644 ev_view_previous_page (EvView *view)
5648 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5650 if (!view->page_cache)
5653 if (view->presentation &&
5654 view->presentation_state == EV_PRESENTATION_END) {
5655 ev_view_reset_presentation_state (view);
5659 if (view->presentation &&
5660 (view->presentation_state == EV_PRESENTATION_BLACK ||
5661 view->presentation_state == EV_PRESENTATION_WHITE)) {
5662 ev_view_reset_presentation_state (view);
5666 ev_view_reset_presentation_state (view);
5668 page = ev_page_cache_get_current_page (view->page_cache);
5670 if (view->dual_page && !view->presentation)
5676 ev_page_cache_set_current_page (view->page_cache, page);
5678 } else if (ev_view_get_dual_page (view) && page == -1) {
5679 ev_page_cache_set_current_page (view->page_cache, 0);
5686 /*** Enum description for usage in signal ***/
5689 ev_sizing_mode_get_type (void)
5691 static GType etype = 0;
5693 static const GEnumValue values[] = {
5694 { EV_SIZING_FIT_WIDTH, "EV_SIZING_FIT_WIDTH", "fit-width" },
5695 { EV_SIZING_BEST_FIT, "EV_SIZING_BEST_FIT", "best-fit" },
5696 { EV_SIZING_FREE, "EV_SIZING_FREE", "free" },
5699 etype = g_enum_register_static ("EvSizingMode", values);
5705 ev_scroll_type_get_type (void)
5707 static GType etype = 0;
5709 static const GEnumValue values[] = {
5710 { EV_SCROLL_PAGE_FORWARD, "EV_SCROLL_PAGE_FORWARD", "scroll-page-forward" },
5711 { EV_SCROLL_PAGE_BACKWARD, "EV_SCROLL_PAGE_BACKWARD", "scroll-page-backward" },
5712 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5713 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5714 { EV_SCROLL_STEP_UP, "EV_SCROLL_STEP_UP", "scroll-step-up" },
5715 { EV_SCROLL_STEP_DOWN, "EV_SCROLL_STEP_DOWN", "scroll-step-down" },
5718 etype = g_enum_register_static ("EvScrollType", values);
5724 ev_view_update_view_size (EvView *view, GtkScrolledWindow * scrolled_window)
5727 GtkRequisition vsb_requisition;
5728 GtkRequisition hsb_requisition;
5729 int scrollbar_spacing;
5731 /* Calculate the width available for the content */
5732 width = GTK_WIDGET (scrolled_window)->allocation.width;
5733 height = GTK_WIDGET (scrolled_window)->allocation.height;
5735 if (gtk_scrolled_window_get_shadow_type (scrolled_window) == GTK_SHADOW_IN
5737 width -= 2 * GTK_WIDGET(view)->style->xthickness;
5738 height -= 2 * GTK_WIDGET(view)->style->ythickness;
5741 gtk_widget_size_request (scrolled_window->vscrollbar, &vsb_requisition);
5742 gtk_widget_size_request (scrolled_window->hscrollbar, &hsb_requisition);
5743 gtk_widget_style_get (GTK_WIDGET (scrolled_window),
5744 "scrollbar_spacing",
5748 if (EV_IS_VIEW(view)) {
5749 ev_view_set_zoom_for_size (EV_VIEW (view),
5752 vsb_requisition.width + scrollbar_spacing,
5753 hsb_requisition.height + scrollbar_spacing);