1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
2 /* this file is part of evince, a gnome document viewer
4 * Copyright (C) 2004 Red Hat, Inc
6 * Evince is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Evince is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
24 #include <gtk/gtkalignment.h>
25 #include <glib/gi18n.h>
26 #include <gtk/gtkbindings.h>
27 #include <gtk/gtkselection.h>
28 #include <gtk/gtkclipboard.h>
29 #include <gdk/gdkkeysyms.h>
31 #include "ev-marshal.h"
33 #include "ev-view-private.h"
35 #include "ev-selection.h"
36 #include "ev-document-links.h"
37 #include "ev-document-images.h"
38 #include "ev-document-find.h"
39 #include "ev-document-transition.h"
40 #include "ev-document-forms.h"
41 #include "ev-document-misc.h"
42 #include "ev-job-queue.h"
43 #include "ev-page-cache.h"
44 #include "ev-pixbuf-cache.h"
45 #include "ev-tooltip.h"
46 #include "ev-application.h"
48 #define EV_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EV_TYPE_VIEW, EvViewClass))
49 #define EV_IS_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EV_TYPE_VIEW))
50 #define EV_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EV_TYPE_VIEW, EvViewClass))
68 SIGNAL_BINDING_ACTIVATED,
87 TARGET_TEXT_BUFFER_CONTENTS
90 static const GtkTargetEntry clipboard_targets[] = {
91 { "STRING", 0, TARGET_STRING },
92 { "TEXT", 0, TARGET_TEXT },
93 { "COMPOUND_TEXT", 0, TARGET_COMPOUND_TEXT },
94 { "UTF8_STRING", 0, TARGET_UTF8_STRING },
97 static const GtkTargetEntry view_drop_targets[] = {
98 { "text/uri-list", 0, 0 }
101 static guint signals[N_SIGNALS];
106 } EvViewFindDirection;
108 #define ZOOM_IN_FACTOR 1.2
109 #define ZOOM_OUT_FACTOR (1.0/ZOOM_IN_FACTOR)
111 #define MIN_SCALE 0.05409
112 #define MAX_SCALE 4.0
114 #define SCROLL_TIME 150
117 static void scroll_to_current_page (EvView *view,
118 GtkOrientation orientation);
119 static void ev_view_set_scroll_adjustments (GtkLayout *layout,
120 GtkAdjustment *hadjustment,
121 GtkAdjustment *vadjustment);
122 static void view_update_range_and_current_page (EvView *view);
123 static void set_scroll_adjustment (EvView *view,
124 GtkOrientation orientation,
125 GtkAdjustment *adjustment);
126 static void add_scroll_binding_keypad (GtkBindingSet *binding_set,
128 GdkModifierType modifiers,
130 gboolean horizontal);
131 static void ensure_rectangle_is_visible (EvView *view,
134 /*** Geometry computations ***/
135 static void compute_border (EvView *view,
139 static void get_page_y_offset (EvView *view,
143 static gboolean get_page_extents (EvView *view,
145 GdkRectangle *page_area,
147 static void view_rect_to_doc_rect (EvView *view,
148 GdkRectangle *view_rect,
149 GdkRectangle *page_area,
150 EvRectangle *doc_rect);
151 static void doc_rect_to_view_rect (EvView *view,
153 EvRectangle *doc_rect,
154 GdkRectangle *view_rect);
155 static void find_page_at_location (EvView *view,
161 static gboolean doc_point_to_view_point (EvView *view,
164 GdkPoint *view_point);
166 static EvLink * ev_view_get_link_at_location (EvView *view,
169 static char* tip_from_link (EvView *view,
172 static EvFormField *ev_view_get_form_field_at_location (EvView *view,
176 /*** GtkWidget implementation ***/
177 static void ev_view_size_request_continuous_dual_page (EvView *view,
178 GtkRequisition *requisition);
179 static void ev_view_size_request_continuous (EvView *view,
180 GtkRequisition *requisition);
181 static void ev_view_size_request_dual_page (EvView *view,
182 GtkRequisition *requisition);
183 static void ev_view_size_request_single_page (EvView *view,
184 GtkRequisition *requisition);
185 static void ev_view_size_request (GtkWidget *widget,
186 GtkRequisition *requisition);
187 static void ev_view_size_allocate (GtkWidget *widget,
188 GtkAllocation *allocation);
189 static void ev_view_realize (GtkWidget *widget);
190 static gboolean ev_view_scroll_event (GtkWidget *widget,
191 GdkEventScroll *event);
192 static gboolean ev_view_expose_event (GtkWidget *widget,
193 GdkEventExpose *event);
194 static gboolean ev_view_popup_menu (GtkWidget *widget);
195 static gboolean ev_view_button_press_event (GtkWidget *widget,
196 GdkEventButton *event);
197 static gboolean ev_view_motion_notify_event (GtkWidget *widget,
198 GdkEventMotion *event);
199 static gboolean ev_view_button_release_event (GtkWidget *widget,
200 GdkEventButton *event);
201 static gboolean ev_view_enter_notify_event (GtkWidget *widget,
202 GdkEventCrossing *event);
203 static gboolean ev_view_leave_notify_event (GtkWidget *widget,
204 GdkEventCrossing *event);
205 static void ev_view_style_set (GtkWidget *widget,
206 GtkStyle *old_style);
207 static void ev_view_remove_all (EvView *view);
209 static AtkObject *ev_view_get_accessible (GtkWidget *widget);
212 static guint32 ev_gdk_color_to_rgb (const GdkColor *color);
213 static void draw_rubberband (GtkWidget *widget,
215 const GdkRectangle *rect,
217 static void highlight_find_results (EvView *view,
219 static void draw_one_page (EvView *view,
221 GdkRectangle *page_area,
223 GdkRectangle *expose_area,
224 gboolean *page_ready);
225 static void draw_loading_text (EvView *view,
226 GdkRectangle *page_area,
227 GdkRectangle *expose_area);
230 static void find_changed_cb (EvDocument *document,
233 static void job_finished_cb (EvPixbufCache *pixbuf_cache,
235 static void page_changed_cb (EvPageCache *page_cache,
238 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
242 static void ev_view_finalize (GObject *object);
243 static void ev_view_destroy (GtkObject *object);
244 static void ev_view_set_property (GObject *object,
248 static void ev_view_get_property (GObject *object,
252 static void ev_view_class_init (EvViewClass *class);
253 static void ev_view_init (EvView *view);
255 /*** Zoom and sizing ***/
256 static double zoom_for_size_fit_width (int doc_width,
261 static double zoom_for_size_fit_height (int doc_width,
266 static double zoom_for_size_best_fit (int doc_width,
272 static void ev_view_zoom_for_size_presentation (EvView *view,
275 static void ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
280 static void ev_view_zoom_for_size_continuous (EvView *view,
285 static void ev_view_zoom_for_size_dual_page (EvView *view,
290 static void ev_view_zoom_for_size_single_page (EvView *view,
296 static GdkCursor* ev_view_create_invisible_cursor (void);
297 static void ev_view_set_cursor (EvView *view,
298 EvViewCursor new_cursor);
299 static void ev_view_handle_cursor_over_xy (EvView *view,
303 /*** Status messages ***/
304 static void ev_view_set_status (EvView *view,
305 const char *message);
306 static void update_find_status_message (EvView *view,
308 static void ev_view_set_find_status (EvView *view,
309 const char *message);
311 static void jump_to_find_result (EvView *view);
312 static void jump_to_find_page (EvView *view,
313 EvViewFindDirection direction,
317 static void compute_selections (EvView *view,
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;
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)
1159 zoom = zoom_for_size_best_fit (ev_link_dest_get_right (dest) - ev_link_dest_get_left (dest),
1160 ev_link_dest_get_bottom (dest) - ev_link_dest_get_top (dest),
1161 ev_view_get_width (view),
1162 ev_view_get_height (view), 0, 0);
1164 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1165 ev_view_set_zoom (view, zoom, FALSE);
1167 doc_point.x = ev_link_dest_get_left (dest);
1168 doc_point.y = ev_link_dest_get_top (dest);
1170 view->current_page = ev_link_dest_get_page (dest);
1171 view->pending_point = doc_point;
1172 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1174 gtk_widget_queue_resize (GTK_WIDGET (view));
1178 goto_fitv_dest (EvView *view, EvLinkDest *dest)
1181 int doc_width, doc_height, page;
1184 page = ev_link_dest_get_page (dest);
1185 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1187 doc_point.x = ev_link_dest_get_left (dest);
1190 zoom = zoom_for_size_fit_height (doc_width - doc_point.x , doc_height,
1191 ev_view_get_width (view),
1192 ev_view_get_height (view), 0);
1194 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1195 ev_view_set_zoom (view, zoom, FALSE);
1197 view->current_page = page;
1198 view->pending_point = doc_point;
1199 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1201 gtk_widget_queue_resize (GTK_WIDGET (view));
1205 goto_fith_dest (EvView *view, EvLinkDest *dest)
1208 int doc_width, doc_height, page;
1211 page = ev_link_dest_get_page (dest);
1212 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1215 doc_point.y = ev_link_dest_get_top (dest);
1217 zoom = zoom_for_size_fit_width (doc_width, ev_link_dest_get_top (dest),
1218 ev_view_get_width (view),
1219 ev_view_get_height (view), 0);
1221 ev_view_set_sizing_mode (view, EV_SIZING_FIT_WIDTH);
1222 ev_view_set_zoom (view, zoom, FALSE);
1224 view->current_page = page;
1225 view->pending_point = doc_point;
1226 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1228 gtk_widget_queue_resize (GTK_WIDGET (view));
1232 goto_fit_dest (EvView *view, EvLinkDest *dest)
1235 int doc_width, doc_height;
1238 page = ev_link_dest_get_page (dest);
1239 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1241 zoom = zoom_for_size_best_fit (doc_width, doc_height, ev_view_get_width (view),
1242 ev_view_get_height (view), 0, 0);
1244 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
1245 ev_view_set_zoom (view, zoom, FALSE);
1247 view->current_page = page;
1248 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1250 gtk_widget_queue_resize (GTK_WIDGET (view));
1254 goto_xyz_dest (EvView *view, EvLinkDest *dest)
1260 zoom = ev_link_dest_get_zoom (dest);
1261 page = ev_link_dest_get_page (dest);
1264 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1265 ev_view_set_zoom (view, zoom, FALSE);
1268 doc_point.x = ev_link_dest_get_left (dest);
1269 doc_point.y = ev_link_dest_get_top (dest);
1271 view->current_page = page;
1272 view->pending_point = doc_point;
1273 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1275 gtk_widget_queue_resize (GTK_WIDGET (view));
1279 goto_dest (EvView *view, EvLinkDest *dest)
1281 EvLinkDestType type;
1282 int page, n_pages, current_page;
1284 page = ev_link_dest_get_page (dest);
1285 n_pages = ev_page_cache_get_n_pages (view->page_cache);
1287 if (page < 0 || page >= n_pages)
1290 current_page = view->current_page;
1292 type = ev_link_dest_get_dest_type (dest);
1295 case EV_LINK_DEST_TYPE_PAGE:
1296 ev_page_cache_set_current_page (view->page_cache, page);
1298 case EV_LINK_DEST_TYPE_FIT:
1299 goto_fit_dest (view, dest);
1301 case EV_LINK_DEST_TYPE_FITH:
1302 goto_fith_dest (view, dest);
1304 case EV_LINK_DEST_TYPE_FITV:
1305 goto_fitv_dest (view, dest);
1307 case EV_LINK_DEST_TYPE_FITR:
1308 goto_fitr_dest (view, dest);
1310 case EV_LINK_DEST_TYPE_XYZ:
1311 goto_xyz_dest (view, dest);
1313 case EV_LINK_DEST_TYPE_PAGE_LABEL:
1314 ev_page_cache_set_page_label (view->page_cache, ev_link_dest_get_page_label (dest));
1317 g_assert_not_reached ();
1320 if (current_page != view->current_page)
1321 ev_page_cache_set_current_page (view->page_cache,
1322 view->current_page);
1326 ev_view_goto_dest (EvView *view, EvLinkDest *dest)
1328 EvLinkDestType type;
1330 type = ev_link_dest_get_dest_type (dest);
1332 if (type == EV_LINK_DEST_TYPE_NAMED) {
1334 const gchar *named_dest;
1336 named_dest = ev_link_dest_get_named_dest (dest);
1337 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1340 goto_dest (view, dest2);
1341 g_object_unref (dest2);
1347 goto_dest (view, dest);
1351 ev_view_handle_link (EvView *view, EvLink *link)
1353 EvLinkAction *action = NULL;
1354 EvLinkActionType type;
1356 action = ev_link_get_action (link);
1360 type = ev_link_action_get_action_type (action);
1363 case EV_LINK_ACTION_TYPE_GOTO_DEST: {
1366 g_signal_emit (view, signals[SIGNAL_HANDLE_LINK], 0, link);
1368 dest = ev_link_action_get_dest (action);
1369 ev_view_goto_dest (view, dest);
1372 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1373 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1374 case EV_LINK_ACTION_TYPE_LAUNCH:
1375 case EV_LINK_ACTION_TYPE_NAMED:
1376 g_signal_emit (view, signals[SIGNAL_EXTERNAL_LINK], 0, action);
1382 ev_view_page_label_from_dest (EvView *view, EvLinkDest *dest)
1384 EvLinkDestType type;
1387 type = ev_link_dest_get_dest_type (dest);
1390 case EV_LINK_DEST_TYPE_NAMED: {
1392 const gchar *named_dest;
1394 named_dest = ev_link_dest_get_named_dest (dest);
1395 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1398 msg = ev_page_cache_get_page_label (view->page_cache,
1399 ev_link_dest_get_page (dest2));
1400 g_object_unref (dest2);
1405 case EV_LINK_DEST_TYPE_PAGE_LABEL: {
1406 msg = g_strdup (ev_link_dest_get_page_label (dest));
1410 msg = ev_page_cache_get_page_label (view->page_cache,
1411 ev_link_dest_get_page (dest));
1418 tip_from_action_named (EvLinkAction *action)
1420 const gchar *name = ev_link_action_get_name (action);
1422 if (g_ascii_strcasecmp (name, "FirstPage") == 0) {
1423 return g_strdup (_("Go to first page"));
1424 } else if (g_ascii_strcasecmp (name, "PrevPage") == 0) {
1425 return g_strdup (_("Go to previous page"));
1426 } else if (g_ascii_strcasecmp (name, "NextPage") == 0) {
1427 return g_strdup (_("Go to next page"));
1428 } else if (g_ascii_strcasecmp (name, "LastPage") == 0) {
1429 return g_strdup (_("Go to last page"));
1430 } else if (g_ascii_strcasecmp (name, "GoToPage") == 0) {
1431 return g_strdup (_("Go to page"));
1432 } else if (g_ascii_strcasecmp (name, "Find") == 0) {
1433 return g_strdup (_("Find"));
1440 tip_from_link (EvView *view, EvLink *link)
1442 EvLinkAction *action;
1443 EvLinkActionType type;
1448 action = ev_link_get_action (link);
1449 title = ev_link_get_title (link);
1452 return title ? g_strdup (title) : NULL;
1454 type = ev_link_action_get_action_type (action);
1457 case EV_LINK_ACTION_TYPE_GOTO_DEST:
1458 page_label = ev_view_page_label_from_dest (view,
1459 ev_link_action_get_dest (action));
1460 msg = g_strdup_printf (_("Go to page %s"), page_label);
1461 g_free (page_label);
1463 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1465 msg = g_strdup_printf (_("Go to %s on file “%s”"), title,
1466 ev_link_action_get_filename (action));
1468 msg = g_strdup_printf (_("Go to file “%s”"),
1469 ev_link_action_get_filename (action));
1473 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1474 msg = g_strdup (ev_link_action_get_uri (action));
1476 case EV_LINK_ACTION_TYPE_LAUNCH:
1477 msg = g_strdup_printf (_("Launch %s"),
1478 ev_link_action_get_filename (action));
1480 case EV_LINK_ACTION_TYPE_NAMED:
1481 msg = tip_from_action_named (action);
1485 msg = g_strdup (title);
1493 ev_view_handle_cursor_over_xy (EvView *view, gint x, gint y)
1497 link = ev_view_get_link_at_location (view, x, y);
1499 if (view->link_tooltip == NULL) {
1500 view->link_tooltip = ev_tooltip_new (GTK_WIDGET (view));
1503 if (view->hovered_link != link) {
1504 view->hovered_link = link;
1505 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
1509 char *msg = tip_from_link (view, link);
1511 if (msg && g_utf8_validate (msg, -1, NULL)) {
1512 EvTooltip *tooltip = EV_TOOLTIP (view->link_tooltip);
1514 ev_tooltip_set_position (tooltip, x, y);
1515 ev_tooltip_set_text (tooltip, msg);
1516 ev_tooltip_activate (tooltip);
1520 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1521 } else if (location_in_text (view, x + view->scroll_x, y + view->scroll_y)) {
1522 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1523 } else if (ev_view_get_form_field_at_location (view, x, y)) {
1524 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1526 ev_view_set_status (view, NULL);
1527 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1528 view->cursor == EV_VIEW_CURSOR_IBEAM)
1529 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1535 ev_view_get_image_at_location (EvView *view,
1540 gint x_offset = 0, y_offset = 0;
1541 gint x_new = 0, y_new = 0;
1542 GList *image_mapping;
1544 if (!EV_IS_DOCUMENT_IMAGES (view->document))
1547 x += view->scroll_x;
1548 y += view->scroll_y;
1550 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1555 if (get_doc_point_from_offset (view, page, x_offset,
1556 y_offset, &x_new, &y_new) == FALSE)
1559 image_mapping = ev_pixbuf_cache_get_image_mapping (view->pixbuf_cache, page);
1562 return ev_image_mapping_find (image_mapping, x_new, y_new);
1568 static EvFormField *
1569 ev_view_get_form_field_at_location (EvView *view,
1574 gint x_offset = 0, y_offset = 0;
1575 gint x_new = 0, y_new = 0;
1576 GList *forms_mapping;
1578 if (!EV_IS_DOCUMENT_FORMS (view->document))
1581 x += view->scroll_x;
1582 y += view->scroll_y;
1584 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1589 if (get_doc_point_from_offset (view, page, x_offset,
1590 y_offset, &x_new, &y_new) == FALSE)
1593 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, page);
1596 return ev_form_field_mapping_find (forms_mapping, x_new, y_new);
1602 ev_view_forms_remove_widgets (EvView *view)
1604 ev_view_remove_all (view);
1610 ev_view_form_field_destroy (GtkWidget *widget,
1613 g_idle_add ((GSourceFunc)ev_view_forms_remove_widgets, view);
1617 ev_view_form_field_button_create_widget (EvView *view,
1620 EvFormFieldButton *field_button = EV_FORM_FIELD_BUTTON (field);
1622 switch (field_button->type) {
1623 case EV_FORM_FIELD_BUTTON_PUSH:
1625 case EV_FORM_FIELD_BUTTON_CHECK:
1626 case EV_FORM_FIELD_BUTTON_RADIO: {
1629 state = ev_document_forms_form_field_button_get_state (EV_DOCUMENT_FORMS (view->document),
1631 ev_document_forms_form_field_button_set_state (EV_DOCUMENT_FORMS (view->document),
1633 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1645 ev_view_form_field_text_save (EvView *view,
1650 field = g_object_get_data (G_OBJECT (widget), "form-field");
1652 if (field->changed) {
1653 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1655 ev_document_forms_form_field_text_set_text (EV_DOCUMENT_FORMS (view->document),
1656 field, field_text->text);
1657 field->changed = FALSE;
1658 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1666 ev_view_form_field_text_changed (GtkWidget *widget,
1669 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1672 if (GTK_IS_ENTRY (widget)) {
1673 text = g_strdup (gtk_entry_get_text (GTK_ENTRY (widget)));
1674 } else if (GTK_IS_TEXT_BUFFER (widget)) {
1675 GtkTextIter start, end;
1677 gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (widget), &start, &end);
1678 text = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (widget),
1679 &start, &end, FALSE);
1682 if (!field_text->text ||
1683 (field_text->text && g_ascii_strcasecmp (field_text->text, text) != 0)) {
1684 g_free (field_text->text);
1685 field_text->text = text;
1686 field->changed = TRUE;
1691 ev_view_form_field_text_create_widget (EvView *view,
1694 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1695 GtkWidget *text = NULL;
1698 txt = ev_document_forms_form_field_text_get_text (EV_DOCUMENT_FORMS (view->document),
1701 switch (field_text->type) {
1702 case EV_FORM_FIELD_TEXT_FILE_SELECT:
1704 case EV_FORM_FIELD_TEXT_NORMAL:
1705 case EV_FORM_FIELD_TEXT_PASSWORD:
1706 text = gtk_entry_new ();
1707 gtk_entry_set_has_frame (GTK_ENTRY (text), FALSE);
1708 gtk_entry_set_max_length (GTK_ENTRY (text), field_text->max_len);
1709 gtk_entry_set_visibility (GTK_ENTRY (text),
1710 !(field_text->type == EV_FORM_FIELD_TEXT_PASSWORD));
1713 gtk_entry_set_text (GTK_ENTRY (text), txt);
1717 g_signal_connect (G_OBJECT (text), "changed",
1718 G_CALLBACK (ev_view_form_field_text_changed),
1720 g_signal_connect_after (G_OBJECT (text), "activate",
1721 G_CALLBACK (ev_view_form_field_destroy),
1724 case EV_FORM_FIELD_TEXT_MULTILINE: {
1725 GtkTextBuffer *buffer;
1727 text = gtk_text_view_new ();
1728 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text));
1731 gtk_text_buffer_set_text (buffer, txt, -1);
1735 g_signal_connect (G_OBJECT (buffer), "changed",
1736 G_CALLBACK (ev_view_form_field_text_changed),
1742 g_object_weak_ref (G_OBJECT (text),
1743 (GWeakNotify)ev_view_form_field_text_save,
1750 ev_view_form_field_choice_save (EvView *view,
1755 field = g_object_get_data (G_OBJECT (widget), "form-field");
1757 if (field->changed) {
1759 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1761 if (field_choice->is_editable) {
1762 ev_document_forms_form_field_choice_set_text (EV_DOCUMENT_FORMS (view->document),
1763 field, field_choice->text);
1765 ev_document_forms_form_field_choice_unselect_all (EV_DOCUMENT_FORMS (view->document), field);
1766 for (l = field_choice->selected_items; l; l = g_list_next (l)) {
1767 ev_document_forms_form_field_choice_select_item (EV_DOCUMENT_FORMS (view->document),
1769 GPOINTER_TO_INT (l->data));
1772 field->changed = FALSE;
1773 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1781 ev_view_form_field_choice_changed (GtkWidget *widget,
1784 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1786 if (GTK_IS_COMBO_BOX (widget)) {
1789 item = gtk_combo_box_get_active (GTK_COMBO_BOX (widget));
1790 if (GPOINTER_TO_INT (field_choice->selected_items->data) != item) {
1791 g_list_free (field_choice->selected_items);
1792 field_choice->selected_items = NULL;
1793 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1794 GINT_TO_POINTER (item));
1795 field->changed = TRUE;
1798 if (GTK_IS_COMBO_BOX_ENTRY (widget)) {
1801 text = gtk_combo_box_get_active_text (GTK_COMBO_BOX (widget));
1802 if (!field_choice->text ||
1803 (field_choice->text && g_ascii_strcasecmp (field_choice->text, text) != 0)) {
1804 g_free (field_choice->text);
1805 field_choice->text = text;
1806 field->changed = TRUE;
1809 } else if (GTK_IS_TREE_SELECTION (widget)) {
1810 GtkTreeSelection *selection = GTK_TREE_SELECTION (widget);
1811 GtkTreeModel *model;
1814 items = gtk_tree_selection_get_selected_rows (selection, &model);
1815 g_list_free (field_choice->selected_items);
1816 field_choice->selected_items = NULL;
1818 for (l = items; l && l->data; l = g_list_next (l)) {
1820 GtkTreePath *path = (GtkTreePath *)l->data;
1823 gtk_tree_model_get_iter (model, &iter, path);
1824 gtk_tree_model_get (model, &iter, 1, &item, -1);
1826 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1827 GINT_TO_POINTER (item));
1829 gtk_tree_path_free (path);
1832 g_list_free (items);
1834 field->changed = TRUE;
1839 ev_view_form_field_choice_create_widget (EvView *view,
1842 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1844 GtkTreeModel *model;
1846 gint selected_item = 0;
1848 n_items = ev_document_forms_form_field_choice_get_n_items (EV_DOCUMENT_FORMS (view->document),
1850 model = GTK_TREE_MODEL (gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_INT));
1851 for (i = 0; i < n_items; i++) {
1855 item = ev_document_forms_form_field_choice_get_item (EV_DOCUMENT_FORMS (view->document),
1857 if (ev_document_forms_form_field_choice_is_item_selected (
1858 EV_DOCUMENT_FORMS (view->document), field, i)) {
1860 /* FIXME: we need a get_selected_items function in poppler */
1861 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1862 GINT_TO_POINTER (i));
1866 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
1867 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
1875 if (field_choice->type == EV_FORM_FIELD_CHOICE_LIST) {
1876 GtkCellRenderer *renderer;
1877 GtkWidget *tree_view;
1878 GtkTreeSelection *selection;
1880 tree_view = gtk_tree_view_new_with_model (model);
1881 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (tree_view), FALSE);
1883 selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view));
1884 if (field_choice->multi_select) {
1885 gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);
1888 /* TODO: set selected items */
1890 renderer = gtk_cell_renderer_text_new ();
1891 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
1897 choice = gtk_scrolled_window_new (NULL, NULL);
1898 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (choice),
1899 GTK_POLICY_AUTOMATIC,
1900 GTK_POLICY_AUTOMATIC);
1901 gtk_container_add (GTK_CONTAINER (choice), tree_view);
1902 gtk_widget_show (tree_view);
1904 g_signal_connect (G_OBJECT (selection), "changed",
1905 G_CALLBACK (ev_view_form_field_choice_changed),
1907 g_signal_connect_after (G_OBJECT (selection), "changed",
1908 G_CALLBACK (ev_view_form_field_destroy),
1910 } else if (field_choice->is_editable) { /* ComboBoxEntry */
1913 choice = gtk_combo_box_entry_new_with_model (model, 0);
1914 text = ev_document_forms_form_field_choice_get_text (EV_DOCUMENT_FORMS (view->document), field);
1916 gtk_entry_set_text (GTK_ENTRY (gtk_bin_get_child (GTK_BIN (choice))), text);
1920 g_signal_connect (G_OBJECT (choice), "changed",
1921 G_CALLBACK (ev_view_form_field_choice_changed),
1923 g_signal_connect_after (G_OBJECT (GTK_BIN (choice)->child), "activate",
1924 G_CALLBACK (ev_view_form_field_destroy),
1926 } else { /* ComboBoxText */
1927 GtkCellRenderer *renderer;
1929 choice = gtk_combo_box_new_with_model (model);
1930 renderer = gtk_cell_renderer_text_new ();
1931 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (choice),
1933 gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (choice),
1937 gtk_combo_box_set_active (GTK_COMBO_BOX (choice), selected_item);
1938 gtk_combo_box_popup (GTK_COMBO_BOX (choice));
1940 g_signal_connect (G_OBJECT (choice), "changed",
1941 G_CALLBACK (ev_view_form_field_choice_changed),
1943 g_signal_connect_after (G_OBJECT (choice), "changed",
1944 G_CALLBACK (ev_view_form_field_destroy),
1948 g_object_unref (model);
1950 g_object_weak_ref (G_OBJECT (choice),
1951 (GWeakNotify)ev_view_form_field_choice_save,
1958 ev_view_handle_form_field (EvView *view,
1963 GtkWidget *field_widget = NULL;
1964 GList *form_field_mapping;
1965 EvRectangle field_area;
1966 GdkRectangle view_area;
1968 if (field->is_read_only)
1971 if (EV_IS_FORM_FIELD_BUTTON (field)) {
1972 field_widget = ev_view_form_field_button_create_widget (view, field);
1973 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
1974 field_widget = ev_view_form_field_text_create_widget (view, field);
1975 } else if (EV_IS_FORM_FIELD_CHOICE (field)) {
1976 field_widget = ev_view_form_field_choice_create_widget (view, field);
1977 } else if (EV_IS_FORM_FIELD_SIGNATURE (field)) {
1981 /* Form field doesn't require a widget */
1985 g_object_set_data_full (G_OBJECT (field_widget), "form-field",
1986 g_object_ref (field),
1987 (GDestroyNotify)g_object_unref);
1989 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, field->page);
1990 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
1992 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
1993 view_area.x -= view->scroll_x;
1994 view_area.y -= view->scroll_y;
1996 gtk_layout_put (GTK_LAYOUT (view), field_widget, view_area.x, view_area.y);
1997 gtk_widget_show (field_widget);
1998 gtk_widget_grab_focus (field_widget);
2001 /*** GtkWidget implementation ***/
2004 ev_view_size_request_continuous_dual_page (EvView *view,
2005 GtkRequisition *requisition)
2011 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2012 view->scale, &max_width);
2013 compute_border (view, max_width, max_width, &border);
2015 n_pages = ev_page_cache_get_n_pages (view->page_cache) + 1;
2017 requisition->width = (max_width + border.left + border.right) * 2 + (view->spacing * 3);
2018 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2020 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2021 requisition->width = 1;
2022 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2023 requisition->width = 1;
2024 /* FIXME: This could actually be set on one page docs or docs
2025 * with a strange aspect ratio. */
2026 /* requisition->height = 1;*/
2031 ev_view_size_request_continuous (EvView *view,
2032 GtkRequisition *requisition)
2039 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2040 view->scale, &max_width);
2041 n_pages = ev_page_cache_get_n_pages (view->page_cache);
2042 compute_border (view, max_width, max_width, &border);
2044 requisition->width = max_width + (view->spacing * 2) + border.left + border.right;
2045 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2047 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2048 requisition->width = 1;
2049 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2050 requisition->width = 1;
2051 /* FIXME: This could actually be set on one page docs or docs
2052 * with a strange aspect ratio. */
2053 /* requisition->height = 1;*/
2058 ev_view_size_request_dual_page (EvView *view,
2059 GtkRequisition *requisition)
2064 /* Find the largest of the two. */
2065 ev_page_cache_get_size (view->page_cache,
2070 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) {
2071 gint width_2, height_2;
2072 ev_page_cache_get_size (view->page_cache,
2073 view->current_page + 1,
2076 &width_2, &height_2);
2077 if (width_2 > width) {
2082 compute_border (view, width, height, &border);
2084 requisition->width = ((width + border.left + border.right) * 2) +
2085 (view->spacing * 3);
2086 requisition->height = (height + border.top + border.bottom) +
2087 (view->spacing * 2);
2089 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2090 requisition->width = 1;
2091 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2092 requisition->width = 1;
2093 requisition->height = 1;
2098 ev_view_size_request_single_page (EvView *view,
2099 GtkRequisition *requisition)
2104 ev_page_cache_get_size (view->page_cache,
2109 compute_border (view, width, height, &border);
2111 requisition->width = width + border.left + border.right + (2 * view->spacing);
2112 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2114 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2115 requisition->width = 1;
2116 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2117 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2118 requisition->width = 1;
2119 requisition->height = 1;
2124 ev_view_size_request (GtkWidget *widget,
2125 GtkRequisition *requisition)
2127 EvView *view = EV_VIEW (widget);
2129 if (view->document == NULL) {
2130 requisition->width = 1;
2131 requisition->height = 1;
2135 if (view->presentation) {
2136 requisition->width = 1;
2137 requisition->height = 1;
2141 if (view->continuous && view->dual_page)
2142 ev_view_size_request_continuous_dual_page (view, requisition);
2143 else if (view->continuous)
2144 ev_view_size_request_continuous (view, requisition);
2145 else if (view->dual_page)
2146 ev_view_size_request_dual_page (view, requisition);
2148 ev_view_size_request_single_page (view, requisition);
2152 ev_view_size_allocate (GtkWidget *widget,
2153 GtkAllocation *allocation)
2155 EvView *view = EV_VIEW (widget);
2156 GList *children, *l;
2158 GTK_WIDGET_CLASS (ev_view_parent_class)->size_allocate (widget, allocation);
2160 if (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
2161 view->sizing_mode == EV_SIZING_BEST_FIT) {
2163 g_signal_emit (view, signals[SIGNAL_ZOOM_INVALID], 0);
2165 ev_view_size_request (widget, &widget->requisition);
2168 view_set_adjustment_values (view, GTK_ORIENTATION_HORIZONTAL);
2169 view_set_adjustment_values (view, GTK_ORIENTATION_VERTICAL);
2172 view_update_range_and_current_page (view);
2174 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
2175 view->pending_resize = FALSE;
2177 children = gtk_container_get_children (GTK_CONTAINER (widget));
2178 for (l = children; l && l->data; l = g_list_next (l)) {
2180 EvRectangle field_area;
2181 GdkRectangle view_area;
2182 GList *form_field_mapping;
2183 GtkAllocation child_allocation;
2184 GtkRequisition child_requisition;
2185 GtkWidget *child = (GtkWidget *)l->data;
2187 field = g_object_get_data (G_OBJECT (child), "form-field");
2191 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
2193 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
2195 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
2196 view_area.x -= view->scroll_x;
2197 view_area.y -= view->scroll_y;
2199 gtk_widget_size_request (child, &child_requisition);
2200 if (child_requisition.width != view_area.width ||
2201 child_requisition.height != view_area.height)
2202 gtk_widget_set_size_request (child, view_area.width, view_area.height);
2204 gtk_container_child_get (GTK_CONTAINER (widget),
2206 "x", &child_allocation.x,
2207 "y", &child_allocation.y,
2209 if (child_allocation.x != view_area.x ||
2210 child_allocation.y != view_area.y) {
2211 gtk_layout_move (GTK_LAYOUT (widget), child, view_area.x, view_area.y);
2214 g_list_free (children);
2218 ev_view_realize (GtkWidget *widget)
2220 EvView *view = EV_VIEW (widget);
2222 if (GTK_WIDGET_CLASS (ev_view_parent_class)->realize)
2223 (* GTK_WIDGET_CLASS (ev_view_parent_class)->realize) (widget);
2225 gdk_window_set_events (view->layout.bin_window,
2226 (gdk_window_get_events (view->layout.bin_window) |
2228 GDK_BUTTON_PRESS_MASK |
2229 GDK_BUTTON_RELEASE_MASK |
2231 GDK_KEY_PRESS_MASK |
2232 GDK_POINTER_MOTION_MASK |
2233 GDK_POINTER_MOTION_HINT_MASK |
2234 GDK_ENTER_NOTIFY_MASK |
2235 GDK_LEAVE_NOTIFY_MASK));
2237 if (view->presentation)
2238 gdk_window_set_background (view->layout.bin_window, &widget->style->black);
2240 gdk_window_set_background (view->layout.bin_window, &widget->style->mid [GTK_STATE_NORMAL]);
2244 ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event)
2246 EvView *view = EV_VIEW (widget);
2249 state = event->state & gtk_accelerator_get_default_mod_mask ();
2251 if (state == GDK_CONTROL_MASK && view->presentation == FALSE) {
2252 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
2254 if (event->direction == GDK_SCROLL_UP ||
2255 event->direction == GDK_SCROLL_LEFT) {
2256 if (ev_view_can_zoom_in (view)) {
2257 ev_view_zoom_in (view);
2260 if (ev_view_can_zoom_out (view)) {
2261 ev_view_zoom_out (view);
2268 view->jump_to_find_result = FALSE;
2269 /* Shift+Wheel scrolls the in the perpendicular direction */
2270 if (state & GDK_SHIFT_MASK) {
2271 if (event->direction == GDK_SCROLL_UP)
2272 event->direction = GDK_SCROLL_LEFT;
2273 if (event->direction == GDK_SCROLL_LEFT)
2274 event->direction = GDK_SCROLL_UP;
2275 if (event->direction == GDK_SCROLL_DOWN)
2276 event->direction = GDK_SCROLL_RIGHT;
2277 if (event->direction == GDK_SCROLL_RIGHT)
2278 event->direction = GDK_SCROLL_DOWN;
2280 event->state &= ~GDK_SHIFT_MASK;
2281 state &= ~GDK_SHIFT_MASK;
2284 if (state == 0 && view->presentation) {
2285 switch (event->direction) {
2286 case GDK_SCROLL_DOWN:
2287 case GDK_SCROLL_RIGHT:
2288 ev_view_next_page (view);
2291 case GDK_SCROLL_LEFT:
2292 ev_view_previous_page (view);
2302 static EvViewSelection *
2303 find_selection_for_page (EvView *view,
2308 for (list = view->selection_info.selections; list != NULL; list = list->next) {
2309 EvViewSelection *selection;
2311 selection = (EvViewSelection *) list->data;
2313 if (selection->page == page)
2321 draw_end_presentation_page (EvView *view,
2322 GdkRectangle *page_area)
2324 PangoLayout *layout;
2325 PangoFontDescription *font_desc;
2327 const gchar *text = _("End of presentation. Press Escape to exit.");
2329 if (view->presentation_state != EV_PRESENTATION_END)
2332 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), NULL);
2333 markup = g_strdup_printf ("<span foreground=\"white\">%s</span>", text);
2334 pango_layout_set_markup (layout, markup, -1);
2337 font_desc = pango_font_description_new ();
2338 pango_font_description_set_size (font_desc, 16 * PANGO_SCALE);
2339 pango_layout_set_font_description (layout, font_desc);
2341 gtk_paint_layout (GTK_WIDGET (view)->style,
2342 view->layout.bin_window,
2343 GTK_WIDGET_STATE (view),
2352 pango_font_description_free (font_desc);
2353 g_object_unref (layout);
2357 ev_view_expose_event (GtkWidget *widget,
2358 GdkEventExpose *event)
2360 EvView *view = EV_VIEW (widget);
2363 if (view->presentation) {
2364 switch (view->presentation_state) {
2365 case EV_PRESENTATION_END: {
2366 GdkRectangle area = {0};
2368 area.width = widget->allocation.width;
2369 area.height = widget->allocation.height;
2371 draw_end_presentation_page (view, &area);
2374 case EV_PRESENTATION_BLACK:
2375 case EV_PRESENTATION_WHITE:
2377 case EV_PRESENTATION_NORMAL:
2381 } else if (view->loading) {
2382 GdkRectangle area = {0};
2384 area.width = widget->allocation.width;
2385 area.height = widget->allocation.height;
2387 draw_loading_text (view,
2392 if (view->document == NULL)
2395 for (i = view->start_page; i <= view->end_page; i++) {
2396 GdkRectangle page_area;
2398 gboolean page_ready = TRUE;
2400 if (!get_page_extents (view, i, &page_area, &border))
2403 page_area.x -= view->scroll_x;
2404 page_area.y -= view->scroll_y;
2406 draw_one_page (view, i, &page_area, &border, &(event->area), &page_ready);
2408 if (page_ready && EV_IS_DOCUMENT_FIND (view->document))
2409 highlight_find_results (view, i);
2412 if (GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event)
2413 (* GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event) (widget, event);
2419 ev_view_do_popup_menu (EvView *view,
2426 image = ev_view_get_image_at_location (view, x, y);
2428 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, image);
2432 link = ev_view_get_link_at_location (view, x, y);
2434 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, link);
2438 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, NULL);
2444 ev_view_popup_menu (GtkWidget *widget)
2448 gtk_widget_get_pointer (widget, &x, &y);
2449 return ev_view_do_popup_menu (EV_VIEW (widget), x, y);
2453 ev_view_button_press_event (GtkWidget *widget,
2454 GdkEventButton *event)
2456 EvView *view = EV_VIEW (widget);
2458 if (!view->document)
2461 if (!GTK_WIDGET_HAS_FOCUS (widget)) {
2462 gtk_widget_grab_focus (widget);
2465 view->pressed_button = event->button;
2466 view->selection_info.in_drag = FALSE;
2468 switch (event->button) {
2473 if (view->selection_info.selections) {
2474 if (location_in_selected_text (view,
2475 event->x + view->scroll_x,
2476 event->y + view->scroll_y)) {
2477 view->selection_info.in_drag = TRUE;
2479 clear_selection (view);
2481 view->selection_info.start.x = event->x + view->scroll_x;
2482 view->selection_info.start.y = event->y + view->scroll_y;
2485 gtk_widget_queue_draw (widget);
2486 } else if (!location_in_text (view, event->x + view->scroll_x, event->y + view->scroll_y) &&
2487 (image = ev_view_get_image_at_location (view, event->x, event->y))) {
2488 if (view->image_dnd_info.image)
2489 g_object_unref (view->image_dnd_info.image);
2490 view->image_dnd_info.image = g_object_ref (image);
2491 view->image_dnd_info.in_drag = TRUE;
2493 view->image_dnd_info.start.x = event->x + view->scroll_x;
2494 view->image_dnd_info.start.y = event->y + view->scroll_y;
2495 } else if ((field = ev_view_get_form_field_at_location (view, event->x, event->y))) {
2496 ev_view_remove_all (view);
2497 ev_view_handle_form_field (view, field, event->x, event->y);
2499 ev_view_remove_all (view);
2500 view->selection_info.start.x = event->x + view->scroll_x;
2501 view->selection_info.start.y = event->y + view->scroll_y;
2506 /* use root coordinates as reference point because
2507 * scrolling changes window relative coordinates */
2508 view->drag_info.start.x = event->x_root;
2509 view->drag_info.start.y = event->y_root;
2510 view->drag_info.hadj = gtk_adjustment_get_value (view->hadjustment);
2511 view->drag_info.vadj = gtk_adjustment_get_value (view->vadjustment);
2513 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
2517 return ev_view_do_popup_menu (view, event->x, event->y);
2524 ev_view_remove_all (EvView *view)
2526 GList *children, *child;
2528 children = gtk_container_get_children (GTK_CONTAINER (view));
2529 for (child = children; child && child->data; child = g_list_next (child)) {
2530 gtk_container_remove (GTK_CONTAINER (view),
2531 GTK_WIDGET (child->data));
2533 g_list_free (children);
2536 /*** Drag and Drop ***/
2538 ev_view_drag_data_get (GtkWidget *widget,
2539 GdkDragContext *context,
2540 GtkSelectionData *selection_data,
2544 EvView *view = EV_VIEW (widget);
2547 case TARGET_DND_TEXT:
2548 if (view->selection_info.selections &&
2549 ev_document_can_get_text (view->document)) {
2552 text = get_selected_text (view);
2554 gtk_selection_data_set_text (selection_data,
2561 case TARGET_DND_IMAGE:
2562 if (view->image_dnd_info.image) {
2565 pixbuf = ev_image_get_pixbuf (view->image_dnd_info.image);
2566 gtk_selection_data_set_pixbuf (selection_data, pixbuf);
2569 case TARGET_DND_URI:
2570 if (view->image_dnd_info.image) {
2571 const gchar *tmp_uri;
2574 tmp_uri = ev_image_save_tmp (view->image_dnd_info.image);
2576 uris = g_new0 (gchar *, 2);
2577 uris[0] = (gchar *)tmp_uri;
2579 gtk_selection_data_set_uris (selection_data, uris);
2581 /* g_free instead of g_strfreev since tmp_uri is const */
2588 ev_view_drag_motion (GtkWidget *widget,
2589 GdkDragContext *context,
2594 if (gtk_drag_get_source_widget (context) == widget)
2595 gdk_drag_status (context, 0, time);
2597 gdk_drag_status (context, context->suggested_action, time);
2603 ev_view_drag_data_received (GtkWidget *widget,
2604 GdkDragContext *context,
2607 GtkSelectionData *selection_data,
2613 GSList *uri_list = NULL;
2615 uris = gtk_selection_data_get_uris (selection_data);
2617 gtk_drag_finish (context, FALSE, FALSE, time);
2621 for (i = 0; uris[i]; i++) {
2622 uri_list = g_slist_prepend (uri_list, (gpointer) uris[i]);
2625 ev_application_open_uri_list (EV_APP, uri_list,
2626 gtk_widget_get_screen (widget),
2628 gtk_drag_finish (context, TRUE, FALSE, time);
2631 g_slist_free (uri_list);
2636 selection_update_idle_cb (EvView *view)
2638 compute_selections (view, &view->selection_info.start, &view->motion);
2639 view->selection_update_id = 0;
2644 selection_scroll_timeout_cb (EvView *view)
2646 gint x, y, shift = 0;
2647 GtkWidget *widget = GTK_WIDGET (view);
2649 gtk_widget_get_pointer (widget, &x, &y);
2651 if (y > widget->allocation.height) {
2652 shift = (y - widget->allocation.height) / 2;
2658 gtk_adjustment_set_value (view->vadjustment,
2659 CLAMP (view->vadjustment->value + shift,
2660 view->vadjustment->lower,
2661 view->vadjustment->upper -
2662 view->vadjustment->page_size));
2664 if (x > widget->allocation.width) {
2665 shift = (x - widget->allocation.width) / 2;
2671 gtk_adjustment_set_value (view->hadjustment,
2672 CLAMP (view->hadjustment->value + shift,
2673 view->hadjustment->lower,
2674 view->hadjustment->upper -
2675 view->hadjustment->page_size));
2681 ev_view_motion_notify_event (GtkWidget *widget,
2682 GdkEventMotion *event)
2684 EvView *view = EV_VIEW (widget);
2687 if (!view->document)
2690 if (event->is_hint || event->window != view->layout.bin_window) {
2691 gtk_widget_get_pointer (widget, &x, &y);
2697 if (view->selection_info.in_drag) {
2698 if (gtk_drag_check_threshold (widget,
2699 view->selection_info.start.x,
2700 view->selection_info.start.y,
2702 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2704 gtk_target_list_add_text_targets (target_list, TARGET_DND_TEXT);
2706 gtk_drag_begin (widget, target_list,
2708 1, (GdkEvent *)event);
2710 view->selection_info.in_drag = FALSE;
2712 gtk_target_list_unref (target_list);
2716 } else if (view->image_dnd_info.in_drag) {
2717 if (gtk_drag_check_threshold (widget,
2718 view->selection_info.start.x,
2719 view->selection_info.start.y,
2721 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2723 gtk_target_list_add_uri_targets (target_list, TARGET_DND_URI);
2724 gtk_target_list_add_image_targets (target_list, TARGET_DND_IMAGE, TRUE);
2726 gtk_drag_begin (widget, target_list,
2728 1, (GdkEvent *)event);
2730 view->image_dnd_info.in_drag = FALSE;
2732 gtk_target_list_unref (target_list);
2738 /* For the Evince 0.4.x release, we limit selection to un-rotated
2741 if (view->pressed_button == 1 && view->rotation == 0) {
2743 /* Schedule timeout to scroll during selection and additionally
2744 * scroll once to allow arbitrary speed. */
2745 if (!view->selection_scroll_id)
2746 view->selection_scroll_id = g_timeout_add (SCROLL_TIME, (GSourceFunc)selection_scroll_timeout_cb, view);
2748 selection_scroll_timeout_cb (view);
2750 view->selection_info.in_selection = TRUE;
2751 view->motion.x = x + view->scroll_x;
2752 view->motion.y = y + view->scroll_y;
2754 /* Queue an idle to handle the motion. We do this because
2755 * handling any selection events in the motion could be slower
2756 * than new motion events reach us. We always put it in the
2757 * idle to make sure we catch up and don't visibly lag the
2759 if (!view->selection_update_id)
2760 view->selection_update_id = g_idle_add ((GSourceFunc)selection_update_idle_cb, view);
2763 } else if (view->pressed_button == 2) {
2764 if (!view->drag_info.in_drag) {
2767 start = gtk_drag_check_threshold (widget,
2768 view->drag_info.start.x,
2769 view->drag_info.start.y,
2772 view->drag_info.in_drag = start;
2775 if (view->drag_info.in_drag) {
2777 gdouble dhadj_value, dvadj_value;
2779 dx = event->x_root - view->drag_info.start.x;
2780 dy = event->y_root - view->drag_info.start.y;
2782 dhadj_value = view->hadjustment->page_size *
2783 (gdouble)dx / widget->allocation.width;
2784 dvadj_value = view->vadjustment->page_size *
2785 (gdouble)dy / widget->allocation.height;
2787 /* clamp scrolling to visible area */
2788 gtk_adjustment_set_value (view->hadjustment,
2789 MIN(view->drag_info.hadj - dhadj_value,
2790 view->hadjustment->upper -
2791 view->hadjustment->page_size));
2792 gtk_adjustment_set_value (view->vadjustment,
2793 MIN(view->drag_info.vadj - dvadj_value,
2794 view->vadjustment->upper -
2795 view->vadjustment->page_size));
2799 } else if (view->pressed_button <= 0) {
2800 ev_view_handle_cursor_over_xy (view, x, y);
2808 ev_view_button_release_event (GtkWidget *widget,
2809 GdkEventButton *event)
2811 EvView *view = EV_VIEW (widget);
2814 if (view->pressed_button == 2) {
2815 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
2818 if (view->document && view->pressed_button != 3) {
2819 link = ev_view_get_link_at_location (view, event->x, event->y);
2824 view->pressed_button = -1;
2825 view->drag_info.in_drag = FALSE;
2826 view->image_dnd_info.in_drag = FALSE;
2828 if (view->selection_scroll_id) {
2829 g_source_remove (view->selection_scroll_id);
2830 view->selection_scroll_id = 0;
2832 if (view->selection_update_id) {
2833 g_source_remove (view->selection_update_id);
2834 view->selection_update_id = 0;
2837 if (view->selection_info.selections) {
2838 ev_view_update_primary_selection (view);
2840 if (view->selection_info.in_drag) {
2841 clear_selection (view);
2842 gtk_widget_queue_draw (widget);
2845 view->selection_info.in_drag = FALSE;
2847 if (event->button == 2) {
2848 EvLinkAction *action;
2849 EvLinkActionType type;
2851 action = ev_link_get_action (link);
2855 type = ev_link_action_get_action_type (action);
2856 if (type == EV_LINK_ACTION_TYPE_GOTO_DEST) {
2857 g_signal_emit (view,
2858 signals[SIGNAL_EXTERNAL_LINK],
2862 ev_view_handle_link (view, link);
2864 } else if (view->presentation) {
2865 switch (event->button) {
2867 ev_view_next_page (view);
2870 ev_view_previous_page (view);
2879 /* Cut and paste from gtkwindow.c */
2881 send_focus_change (GtkWidget *widget,
2884 GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);
2886 g_object_ref (widget);
2889 GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
2891 GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
2893 fevent->focus_change.type = GDK_FOCUS_CHANGE;
2894 fevent->focus_change.window = g_object_ref (widget->window);
2895 fevent->focus_change.in = in;
2897 gtk_widget_event (widget, fevent);
2899 g_object_notify (G_OBJECT (widget), "has-focus");
2901 g_object_unref (widget);
2902 gdk_event_free (fevent);
2906 ev_view_goto_window_hide (EvView *view)
2908 /* send focus-in event */
2909 send_focus_change (view->goto_entry, FALSE);
2910 gtk_widget_hide (view->goto_window);
2911 gtk_entry_set_text (GTK_ENTRY (view->goto_entry), "");
2915 ev_view_goto_window_delete_event (GtkWidget *widget,
2919 ev_view_goto_window_hide (view);
2925 key_is_numeric (guint keyval)
2927 return ((keyval >= GDK_0 && keyval <= GDK_9) ||
2928 (keyval >= GDK_KP_0 && keyval <= GDK_KP_9));
2932 ev_view_goto_window_key_press_event (GtkWidget *widget,
2936 switch (event->keyval) {
2940 case GDK_ISO_Left_Tab:
2941 ev_view_goto_window_hide (view);
2950 if (!key_is_numeric (event->keyval))
2958 ev_view_goto_window_button_press_event (GtkWidget *widget,
2959 GdkEventButton *event,
2962 ev_view_goto_window_hide (view);
2968 ev_view_goto_entry_activate (GtkEntry *entry,
2974 text = gtk_entry_get_text (entry);
2975 page = atoi (text) - 1;
2977 ev_view_goto_window_hide (view);
2980 page < ev_page_cache_get_n_pages (view->page_cache))
2981 ev_page_cache_set_current_page (view->page_cache, page);
2985 ev_view_goto_window_create (EvView *view)
2987 GtkWidget *frame, *hbox, *toplevel, *label;
2989 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (view));
2991 if (view->goto_window) {
2992 if (GTK_WINDOW (toplevel)->group)
2993 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
2994 GTK_WINDOW (view->goto_window));
2995 else if (GTK_WINDOW (view->goto_window)->group)
2996 gtk_window_group_remove_window (GTK_WINDOW (view->goto_window)->group,
2997 GTK_WINDOW (view->goto_window));
3001 view->goto_window = gtk_window_new (GTK_WINDOW_POPUP);
3003 if (GTK_WINDOW (toplevel)->group)
3004 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
3005 GTK_WINDOW (view->goto_window));
3007 gtk_window_set_modal (GTK_WINDOW (view->goto_window), TRUE);
3009 g_signal_connect (view->goto_window, "delete_event",
3010 G_CALLBACK (ev_view_goto_window_delete_event),
3012 g_signal_connect (view->goto_window, "key_press_event",
3013 G_CALLBACK (ev_view_goto_window_key_press_event),
3015 g_signal_connect (view->goto_window, "button_press_event",
3016 G_CALLBACK (ev_view_goto_window_button_press_event),
3019 frame = gtk_frame_new (NULL);
3020 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
3021 gtk_container_add (GTK_CONTAINER (view->goto_window), frame);
3022 gtk_widget_show (frame);
3024 hbox = gtk_hbox_new (FALSE, 0);
3025 gtk_container_set_border_width (GTK_CONTAINER (hbox), 3);
3026 gtk_container_add (GTK_CONTAINER (frame), hbox);
3027 gtk_widget_show (hbox);
3029 label = gtk_label_new(_("Jump to page:"));
3030 gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, TRUE, 3);
3031 gtk_widget_show (label);
3032 gtk_widget_realize (label);
3034 view->goto_entry = gtk_entry_new ();
3035 g_signal_connect (view->goto_entry, "activate",
3036 G_CALLBACK (ev_view_goto_entry_activate),
3038 gtk_box_pack_start_defaults (GTK_BOX (hbox), view->goto_entry);
3039 gtk_widget_show (view->goto_entry);
3040 gtk_widget_realize (view->goto_entry);
3044 ev_view_goto_entry_grab_focus (EvView *view)
3046 GtkWidgetClass *entry_parent_class;
3048 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (view->goto_entry));
3049 (entry_parent_class->grab_focus) (view->goto_entry);
3051 send_focus_change (view->goto_entry, TRUE);
3055 ev_view_goto_window_send_key_event (EvView *view,
3058 GdkEventKey *new_event;
3061 /* Move goto window off screen */
3062 screen = gtk_widget_get_screen (GTK_WIDGET (view));
3063 gtk_window_move (GTK_WINDOW (view->goto_window),
3064 gdk_screen_get_width (screen) + 1,
3065 gdk_screen_get_height (screen) + 1);
3066 gtk_widget_show (view->goto_window);
3068 new_event = (GdkEventKey *) gdk_event_copy (event);
3069 g_object_unref (new_event->window);
3070 new_event->window = g_object_ref (view->goto_window->window);
3071 gtk_widget_realize (view->goto_window);
3073 gtk_widget_event (view->goto_window, (GdkEvent *)new_event);
3074 gdk_event_free ((GdkEvent *)new_event);
3075 gtk_widget_hide (view->goto_window);
3079 ev_view_key_press_event (GtkWidget *widget,
3082 EvView *view = EV_VIEW (widget);
3083 EvPresentationState current;
3085 if (!view->document)
3088 if (!view->presentation ||
3089 view->presentation_state == EV_PRESENTATION_END)
3090 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3093 current = view->presentation_state;
3095 switch (event->keyval) {
3098 view->presentation_state =
3099 (view->presentation_state == EV_PRESENTATION_BLACK) ?
3100 EV_PRESENTATION_NORMAL : EV_PRESENTATION_BLACK;
3104 view->presentation_state =
3105 (view->presentation_state == EV_PRESENTATION_WHITE) ?
3106 EV_PRESENTATION_NORMAL : EV_PRESENTATION_WHITE;
3109 if (view->presentation_state == EV_PRESENTATION_BLACK ||
3110 view->presentation_state == EV_PRESENTATION_WHITE) {
3111 view->presentation_state = EV_PRESENTATION_NORMAL;
3115 if (current == view->presentation_state) {
3116 if (ev_page_cache_get_n_pages (view->page_cache) > 1 &&
3117 key_is_numeric (event->keyval)) {
3120 ev_view_goto_window_create (view);
3121 ev_view_goto_window_send_key_event (view, (GdkEvent *)event);
3122 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
3123 gtk_window_move (GTK_WINDOW (view->goto_window), x, y);
3124 gtk_widget_show (view->goto_window);
3125 ev_view_goto_entry_grab_focus (view);
3130 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3133 switch (view->presentation_state) {
3134 case EV_PRESENTATION_NORMAL:
3135 case EV_PRESENTATION_BLACK:
3136 gdk_window_set_background (view->layout.bin_window,
3137 &widget->style->black);
3139 case EV_PRESENTATION_WHITE:
3140 gdk_window_set_background (view->layout.bin_window,
3141 &widget->style->white);
3144 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3147 gtk_widget_queue_draw (widget);
3152 ev_view_focus_in (GtkWidget *widget,
3153 GdkEventFocus *event)
3155 if (EV_VIEW (widget)->pixbuf_cache)
3156 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3157 gtk_widget_queue_draw (widget);
3163 ev_view_focus_out (GtkWidget *widget,
3164 GdkEventFocus *event)
3166 if (EV_VIEW (widget)->goto_window)
3167 ev_view_goto_window_hide (EV_VIEW (widget));
3169 if (EV_VIEW (widget)->pixbuf_cache)
3170 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3171 gtk_widget_queue_draw (widget);
3177 ev_view_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3179 EvView *view = EV_VIEW (widget);
3181 ev_view_set_status (view, NULL);
3183 if (view->cursor == EV_VIEW_CURSOR_LINK ||
3184 view->cursor == EV_VIEW_CURSOR_IBEAM)
3185 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
3187 if (view->link_tooltip) {
3188 view->hovered_link = NULL;
3189 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
3196 ev_view_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3198 EvView *view = EV_VIEW (widget);
3200 ev_view_handle_cursor_over_xy (view, event->x, event->y);
3206 ev_view_style_set (GtkWidget *widget,
3207 GtkStyle *old_style)
3209 if (EV_VIEW (widget)->pixbuf_cache)
3210 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3212 GTK_WIDGET_CLASS (ev_view_parent_class)->style_set (widget, old_style);
3218 ev_gdk_color_to_rgb (const GdkColor *color)
3221 result = (0xff0000 | (color->red & 0xff00));
3223 result |= ((color->green & 0xff00) | (color->blue >> 8));
3228 draw_rubberband (GtkWidget *widget, GdkWindow *window,
3229 const GdkRectangle *rect, guchar alpha)
3233 GdkColor *fill_color_gdk;
3236 fill_color_gdk = gdk_color_copy (>K_WIDGET (widget)->style->base[GTK_STATE_SELECTED]);
3237 fill_color = ev_gdk_color_to_rgb (fill_color_gdk) << 8 | alpha;
3239 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
3240 rect->width, rect->height);
3241 gdk_pixbuf_fill (pixbuf, fill_color);
3243 gdk_draw_pixbuf (window, NULL, pixbuf,
3245 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3246 rect->width, rect->height,
3247 GDK_RGB_DITHER_NONE,
3250 g_object_unref (pixbuf);
3252 gc = gdk_gc_new (window);
3253 gdk_gc_set_rgb_fg_color (gc, fill_color_gdk);
3254 gdk_draw_rectangle (window, gc, FALSE,
3255 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3258 g_object_unref (gc);
3260 gdk_color_free (fill_color_gdk);
3265 highlight_find_results (EvView *view, int page)
3267 EvDocumentFind *find;
3270 find = EV_DOCUMENT_FIND (view->document);
3272 results = ev_document_find_get_n_results (find, page);
3274 for (i = 0; i < results; i++) {
3275 EvRectangle rectangle;
3276 GdkRectangle view_rectangle;
3279 if (i == view->find_result && page == view->current_page) {
3285 ev_document_find_get_result (find, page, i, &rectangle);
3286 doc_rect_to_view_rect (view, page, &rectangle, &view_rectangle);
3287 draw_rubberband (GTK_WIDGET (view), view->layout.bin_window,
3288 &view_rectangle, alpha);
3293 draw_loading_text (EvView *view,
3294 GdkRectangle *page_area,
3295 GdkRectangle *expose_area)
3300 /* Don't annoy users with loading messages during presentations.
3301 * FIXME: Temporary "workaround" for
3302 * http://bugzilla.gnome.org/show_bug.cgi?id=320352 */
3303 if (view->presentation)
3306 if (!view->loading_text) {
3307 const gchar *loading_text = _("Loading...");
3308 PangoLayout *layout;
3309 PangoFontDescription *font_desc;
3310 PangoRectangle logical_rect;
3314 ev_document_fc_mutex_lock ();
3316 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), loading_text);
3318 font_desc = pango_font_description_new ();
3320 /* We set the font to be 10 points, get the size, and scale appropriately */
3321 pango_font_description_set_size (font_desc, 10 * PANGO_SCALE);
3322 pango_layout_set_font_description (layout, font_desc);
3323 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3325 target_width = MAX (page_area->width / 2, 1);
3326 real_scale = ((double)target_width / (double) logical_rect.width) * (PANGO_SCALE * 10);
3327 pango_font_description_set_size (font_desc, (int)real_scale);
3328 pango_layout_set_font_description (layout, font_desc);
3329 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3331 view->loading_text = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
3333 logical_rect.height);
3334 cr = cairo_create (view->loading_text);
3335 cairo_set_source_rgb (cr,
3339 pango_cairo_show_layout (cr, layout);
3342 pango_font_description_free (font_desc);
3343 g_object_unref (layout);
3345 ev_document_fc_mutex_unlock ();
3348 width = (page_area->width - cairo_image_surface_get_width (view->loading_text)) / 2;
3349 height = (page_area->height - cairo_image_surface_get_height (view->loading_text)) / 2;
3351 cr = gdk_cairo_create (view->layout.bin_window);
3352 cairo_translate (cr,
3353 page_area->x + width,
3354 page_area->y + height);
3355 cairo_set_source_surface (cr, view->loading_text, 0, 0);
3361 draw_one_page (EvView *view,
3363 GdkRectangle *page_area,
3365 GdkRectangle *expose_area,
3366 gboolean *page_ready)
3368 GdkRectangle overlap;
3369 GdkRectangle real_page_area;
3371 g_assert (view->document);
3373 if (! gdk_rectangle_intersect (page_area, expose_area, &overlap))
3376 /* Render the document itself */
3377 real_page_area = *page_area;
3379 real_page_area.x += border->left;
3380 real_page_area.y += border->top;
3381 real_page_area.width -= (border->left + border->right);
3382 real_page_area.height -= (border->top + border->bottom);
3385 if (!view->presentation) {
3388 current_page = ev_page_cache_get_current_page (view->page_cache);
3389 ev_document_misc_paint_one_page (view->layout.bin_window,
3392 page == current_page);
3395 if (gdk_rectangle_intersect (&real_page_area, expose_area, &overlap)) {
3397 gint page_width, page_height;
3398 cairo_surface_t *page_surface = NULL;
3399 gint selection_width, selection_height;
3400 cairo_surface_t *selection_surface = NULL;
3403 page_surface = ev_pixbuf_cache_get_surface (view->pixbuf_cache, page);
3405 if (!page_surface) {
3406 draw_loading_text (view,
3409 *page_ready = FALSE;
3414 ev_page_cache_get_size (view->page_cache,
3415 page, view->rotation,
3419 cr = gdk_cairo_create (view->layout.bin_window);
3423 page_width = cairo_image_surface_get_width (page_surface);
3424 page_height = cairo_image_surface_get_height (page_surface);
3426 cairo_rectangle (cr, overlap.x, overlap.y, overlap.width, overlap.height);
3429 cairo_translate (cr, overlap.x, overlap.y);
3431 if (width != page_width || height != page_height) {
3432 cairo_pattern_set_filter (cairo_get_source (cr),
3435 (gdouble)width / page_width,
3436 (gdouble)height / page_height);
3439 cairo_surface_set_device_offset (page_surface,
3440 overlap.x - real_page_area.x,
3441 overlap.y - real_page_area.y);
3443 cairo_set_source_surface (cr, page_surface, 0, 0);
3448 /* Get the selection pixbuf iff we have something to draw */
3449 if (find_selection_for_page (view, page) &&
3450 view->selection_mode == EV_VIEW_SELECTION_TEXT) {
3452 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
3458 if (!selection_surface) {
3463 selection_width = cairo_image_surface_get_width (selection_surface);
3464 selection_height = cairo_image_surface_get_height (selection_surface);
3466 cairo_rectangle (cr, overlap.x, overlap.y, overlap.width, overlap.height);
3469 cairo_translate (cr, overlap.x, overlap.y);
3471 if (width != selection_width || height != selection_height) {
3472 cairo_pattern_set_filter (cairo_get_source (cr),
3475 (gdouble)width / selection_width,
3476 (gdouble)height / selection_height);
3479 cairo_surface_set_device_offset (selection_surface,
3480 overlap.x - real_page_area.x,
3481 overlap.y - real_page_area.y);
3483 cairo_set_source_surface (cr, selection_surface, 0, 0);
3489 /*** GObject functions ***/
3492 ev_view_finalize (GObject *object)
3494 EvView *view = EV_VIEW (object);
3496 g_free (view->status);
3497 g_free (view->find_status);
3499 clear_selection (view);
3501 if (view->image_dnd_info.image)
3502 g_object_unref (view->image_dnd_info.image);
3503 view->image_dnd_info.image = NULL;
3505 G_OBJECT_CLASS (ev_view_parent_class)->finalize (object);
3509 ev_view_destroy (GtkObject *object)
3511 EvView *view = EV_VIEW (object);
3513 if (view->document) {
3514 g_object_unref (view->document);
3515 view->document = NULL;
3518 if (view->pixbuf_cache) {
3519 g_object_unref (view->pixbuf_cache);
3520 view->pixbuf_cache = NULL;
3523 if (view->link_tooltip) {
3524 gtk_widget_destroy (view->link_tooltip);
3525 view->link_tooltip = NULL;
3528 if (view->goto_window) {
3529 gtk_widget_destroy (view->goto_window);
3530 view->goto_window = NULL;
3531 view->goto_entry = NULL;
3534 if (view->selection_scroll_id) {
3535 g_source_remove (view->selection_scroll_id);
3536 view->selection_scroll_id = 0;
3539 if (view->selection_update_id) {
3540 g_source_remove (view->selection_update_id);
3541 view->selection_update_id = 0;
3544 if (view->loading_text) {
3545 cairo_surface_destroy (view->loading_text);
3546 view->loading_text = NULL;
3549 ev_view_presentation_transition_stop (view);
3551 ev_view_set_scroll_adjustments (GTK_LAYOUT (view), NULL, NULL);
3553 GTK_OBJECT_CLASS (ev_view_parent_class)->destroy (object);
3557 ev_view_set_property (GObject *object,
3559 const GValue *value,
3562 EvView *view = EV_VIEW (object);
3565 case PROP_CONTINUOUS:
3566 ev_view_set_continuous (view, g_value_get_boolean (value));
3568 case PROP_DUAL_PAGE:
3569 ev_view_set_dual_page (view, g_value_get_boolean (value));
3571 case PROP_FULLSCREEN:
3572 ev_view_set_fullscreen (view, g_value_get_boolean (value));
3574 case PROP_PRESENTATION:
3575 ev_view_set_presentation (view, g_value_get_boolean (value));
3577 case PROP_SIZING_MODE:
3578 ev_view_set_sizing_mode (view, g_value_get_enum (value));
3581 ev_view_set_zoom (view, g_value_get_double (value), FALSE);
3584 ev_view_set_rotation (view, g_value_get_int (value));
3587 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3592 ev_view_get_accessible (GtkWidget *widget)
3594 static gboolean first_time = TRUE;
3597 AtkObjectFactory *factory;
3598 AtkRegistry *registry;
3600 GType derived_atk_type;
3603 * Figure out whether accessibility is enabled by looking at the
3604 * type of the accessible object which would be created for
3605 * the parent type of EvView.
3607 derived_type = g_type_parent (EV_TYPE_VIEW);
3609 registry = atk_get_default_registry ();
3610 factory = atk_registry_get_factory (registry,
3612 derived_atk_type = atk_object_factory_get_accessible_type (factory);
3613 if (g_type_is_a (derived_atk_type, GTK_TYPE_ACCESSIBLE))
3614 atk_registry_set_factory_type (registry,
3616 ev_view_accessible_factory_get_type ());
3619 return GTK_WIDGET_CLASS (ev_view_parent_class)->get_accessible (widget);
3623 ev_view_get_property (GObject *object,
3628 EvView *view = EV_VIEW (object);
3632 g_value_set_string (value, view->status);
3634 case PROP_FIND_STATUS:
3635 g_value_set_string (value, view->status);
3637 case PROP_CONTINUOUS:
3638 g_value_set_boolean (value, view->continuous);
3640 case PROP_DUAL_PAGE:
3641 g_value_set_boolean (value, view->dual_page);
3643 case PROP_FULLSCREEN:
3644 g_value_set_boolean (value, view->fullscreen);
3646 case PROP_PRESENTATION:
3647 g_value_set_boolean (value, view->presentation);
3649 case PROP_SIZING_MODE:
3650 g_value_set_enum (value, view->sizing_mode);
3653 g_value_set_double (value, view->scale);
3656 g_value_set_int (value, view->rotation);
3658 case PROP_HAS_SELECTION:
3659 g_value_set_boolean (value,
3660 view->selection_info.selections != NULL);
3663 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3668 ev_view_class_init (EvViewClass *class)
3670 GObjectClass *object_class = G_OBJECT_CLASS (class);
3671 GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (class);
3672 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
3673 GtkLayoutClass *layout_class = GTK_LAYOUT_CLASS (class);
3674 GtkBindingSet *binding_set;
3676 object_class->finalize = ev_view_finalize;
3677 object_class->set_property = ev_view_set_property;
3678 object_class->get_property = ev_view_get_property;
3680 widget_class->expose_event = ev_view_expose_event;
3681 widget_class->button_press_event = ev_view_button_press_event;
3682 widget_class->motion_notify_event = ev_view_motion_notify_event;
3683 widget_class->button_release_event = ev_view_button_release_event;
3684 widget_class->key_press_event = ev_view_key_press_event;
3685 widget_class->focus_in_event = ev_view_focus_in;
3686 widget_class->focus_out_event = ev_view_focus_out;
3687 widget_class->get_accessible = ev_view_get_accessible;
3688 widget_class->size_request = ev_view_size_request;
3689 widget_class->size_allocate = ev_view_size_allocate;
3690 widget_class->realize = ev_view_realize;
3691 widget_class->scroll_event = ev_view_scroll_event;
3692 widget_class->enter_notify_event = ev_view_enter_notify_event;
3693 widget_class->leave_notify_event = ev_view_leave_notify_event;
3694 widget_class->style_set = ev_view_style_set;
3695 widget_class->drag_data_get = ev_view_drag_data_get;
3696 widget_class->drag_motion = ev_view_drag_motion;
3697 widget_class->drag_data_received = ev_view_drag_data_received;
3698 widget_class->popup_menu = ev_view_popup_menu;
3700 gtk_object_class->destroy = ev_view_destroy;
3702 layout_class->set_scroll_adjustments = ev_view_set_scroll_adjustments;
3704 class->binding_activated = ev_view_scroll;
3706 signals[SIGNAL_BINDING_ACTIVATED] = g_signal_new ("binding_activated",
3707 G_TYPE_FROM_CLASS (object_class),
3708 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3709 G_STRUCT_OFFSET (EvViewClass, binding_activated),
3711 ev_marshal_VOID__ENUM_BOOLEAN,
3713 GTK_TYPE_SCROLL_TYPE,
3716 signals[SIGNAL_ZOOM_INVALID] = g_signal_new ("zoom-invalid",
3717 G_TYPE_FROM_CLASS (object_class),
3718 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3719 G_STRUCT_OFFSET (EvViewClass, zoom_invalid),
3721 ev_marshal_VOID__VOID,
3722 G_TYPE_NONE, 0, G_TYPE_NONE);
3723 signals[SIGNAL_HANDLE_LINK] = g_signal_new ("handle-link",
3724 G_TYPE_FROM_CLASS (object_class),
3725 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3726 G_STRUCT_OFFSET (EvViewClass, handle_link),
3728 g_cclosure_marshal_VOID__OBJECT,
3731 signals[SIGNAL_EXTERNAL_LINK] = g_signal_new ("external-link",
3732 G_TYPE_FROM_CLASS (object_class),
3733 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3734 G_STRUCT_OFFSET (EvViewClass, external_link),
3736 g_cclosure_marshal_VOID__OBJECT,
3739 signals[SIGNAL_POPUP_MENU] = g_signal_new ("popup",
3740 G_TYPE_FROM_CLASS (object_class),
3741 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3742 G_STRUCT_OFFSET (EvViewClass, popup_menu),
3744 g_cclosure_marshal_VOID__OBJECT,
3748 g_object_class_install_property (object_class,
3750 g_param_spec_string ("status",
3752 "The status message",
3756 g_object_class_install_property (object_class,
3758 g_param_spec_string ("find-status",
3759 "Find Status Message",
3760 "The find status message",
3764 g_object_class_install_property (object_class,
3766 g_param_spec_boolean ("continuous",
3768 "Continuous scrolling mode",
3770 G_PARAM_READWRITE));
3772 g_object_class_install_property (object_class,
3774 g_param_spec_boolean ("dual-page",
3776 "Two pages visible at once",
3778 G_PARAM_READWRITE));
3779 g_object_class_install_property (object_class,
3781 g_param_spec_boolean ("fullscreen",
3783 "Draw page in a fullscreen fashion",
3785 G_PARAM_READWRITE));
3786 g_object_class_install_property (object_class,
3788 g_param_spec_boolean ("presentation",
3790 "Draw page in presentation mode",
3792 G_PARAM_READWRITE));
3794 g_object_class_install_property (object_class,
3796 g_param_spec_enum ("sizing-mode",
3799 EV_TYPE_SIZING_MODE,
3800 EV_SIZING_FIT_WIDTH,
3801 G_PARAM_READWRITE));
3803 g_object_class_install_property (object_class,
3805 g_param_spec_double ("zoom",
3811 G_PARAM_READWRITE));
3812 g_object_class_install_property (object_class,
3814 g_param_spec_double ("rotation",
3820 G_PARAM_READWRITE));
3821 g_object_class_install_property (object_class,
3823 g_param_spec_boolean ("has-selection",
3825 "The view has selections",
3829 binding_set = gtk_binding_set_by_class (class);
3831 add_scroll_binding_keypad (binding_set, GDK_Left, 0, EV_SCROLL_STEP_BACKWARD, TRUE);
3832 add_scroll_binding_keypad (binding_set, GDK_Right, 0, EV_SCROLL_STEP_FORWARD, TRUE);
3833 add_scroll_binding_keypad (binding_set, GDK_Left, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, TRUE);
3834 add_scroll_binding_keypad (binding_set, GDK_Right, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, TRUE);
3835 add_scroll_binding_keypad (binding_set, GDK_Up, 0, EV_SCROLL_STEP_BACKWARD, FALSE);
3836 add_scroll_binding_keypad (binding_set, GDK_Down, 0, EV_SCROLL_STEP_FORWARD, FALSE);
3837 add_scroll_binding_keypad (binding_set, GDK_Up, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, FALSE);
3838 add_scroll_binding_keypad (binding_set, GDK_Down, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, FALSE);
3842 ev_view_init (EvView *view)
3844 GTK_WIDGET_SET_FLAGS (view, GTK_CAN_FOCUS);
3848 view->current_page = 0;
3849 view->pressed_button = -1;
3850 view->cursor = EV_VIEW_CURSOR_NORMAL;
3851 view->drag_info.in_drag = FALSE;
3852 view->selection_info.selections = NULL;
3853 view->selection_info.in_selection = FALSE;
3854 view->selection_info.in_drag = FALSE;
3855 view->selection_mode = EV_VIEW_SELECTION_TEXT;
3856 view->continuous = TRUE;
3857 view->dual_page = FALSE;
3858 view->presentation = FALSE;
3859 view->presentation_state = EV_PRESENTATION_NORMAL;
3860 view->fullscreen = FALSE;
3861 view->sizing_mode = EV_SIZING_FIT_WIDTH;
3862 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
3863 view->jump_to_find_result = TRUE;
3865 gtk_layout_set_hadjustment (GTK_LAYOUT (view), NULL);
3866 gtk_layout_set_vadjustment (GTK_LAYOUT (view), NULL);
3868 gtk_drag_dest_set (GTK_WIDGET (view),
3869 GTK_DEST_DEFAULT_ALL,
3871 G_N_ELEMENTS (view_drop_targets),
3878 find_changed_cb (EvDocument *document, int page, EvView *view)
3883 percent = ev_document_find_get_progress
3884 (EV_DOCUMENT_FIND (view->document));
3885 n_pages = ev_page_cache_get_n_pages (view->page_cache);
3887 if (view->jump_to_find_result == TRUE) {
3888 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 0);
3889 jump_to_find_result (view);
3891 update_find_status_message (view, percent * n_pages >= n_pages - 1 );
3892 if (view->current_page == page)
3893 gtk_widget_queue_draw (GTK_WIDGET (view));
3897 job_finished_cb (EvPixbufCache *pixbuf_cache,
3900 gtk_widget_queue_draw (GTK_WIDGET (view));
3904 page_changed_cb (EvPageCache *page_cache,
3908 if (view->current_page != new_page) {
3911 view->current_page = new_page;
3912 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
3914 if (view->presentation)
3915 ev_view_presentation_transition_start (view);
3917 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
3918 ev_view_handle_cursor_over_xy (view, x, y);
3920 gtk_widget_queue_resize (GTK_WIDGET (view));
3922 gtk_widget_queue_draw (GTK_WIDGET (view));
3925 if (EV_IS_DOCUMENT_FIND (view->document)) {
3926 view->find_result = 0;
3927 update_find_status_message (view, TRUE);
3932 on_adjustment_value_changed (GtkAdjustment *adjustment,
3937 GList *children, *l;
3939 if (! GTK_WIDGET_REALIZED (view))
3942 if (view->hadjustment) {
3943 dx = view->scroll_x - (int) view->hadjustment->value;
3944 view->scroll_x = (int) view->hadjustment->value;
3949 if (view->vadjustment) {
3950 dy = view->scroll_y - (int) view->vadjustment->value;
3951 view->scroll_y = (int) view->vadjustment->value;
3956 children = gtk_container_get_children (GTK_CONTAINER (view));
3957 for (l = children; l && l->data; l = g_list_next (l)) {
3958 gint child_x, child_y;
3959 GtkWidget *child = (GtkWidget *)l->data;
3961 gtk_container_child_get (GTK_CONTAINER (view),
3966 gtk_layout_move (GTK_LAYOUT (view), child, child_x + dx, child_y + dy);
3968 g_list_free (children);
3970 if (view->pending_resize)
3971 gtk_widget_queue_draw (GTK_WIDGET (view));
3973 gdk_window_scroll (view->layout.bin_window, dx, dy);
3975 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
3976 ev_view_handle_cursor_over_xy (view, x, y);
3979 view_update_range_and_current_page (view);
3987 view = g_object_new (EV_TYPE_VIEW, NULL);
3993 setup_caches (EvView *view)
3995 view->page_cache = ev_page_cache_get (view->document);
3996 g_signal_connect (view->page_cache, "page-changed", G_CALLBACK (page_changed_cb), view);
3997 view->pixbuf_cache = ev_pixbuf_cache_new (GTK_WIDGET (view), view->document);
3998 g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view);
3999 page_changed_cb (view->page_cache,
4000 ev_page_cache_get_current_page (view->page_cache),
4005 clear_caches (EvView *view)
4007 if (view->pixbuf_cache) {
4008 g_object_unref (view->pixbuf_cache);
4009 view->pixbuf_cache = NULL;
4012 if (view->page_cache) {
4013 view->page_cache = NULL;
4018 ev_view_set_loading (EvView *view,
4021 view->loading = loading;
4022 gtk_widget_queue_draw (GTK_WIDGET (view));
4026 ev_view_set_document (EvView *view,
4027 EvDocument *document)
4029 g_return_if_fail (EV_IS_VIEW (view));
4031 view->loading = FALSE;
4033 if (document != view->document) {
4034 clear_caches (view);
4036 if (view->document) {
4037 g_signal_handlers_disconnect_by_func (view->document,
4040 g_object_unref (view->document);
4041 view->page_cache = NULL;
4045 view->document = document;
4046 view->find_result = 0;
4048 if (view->document) {
4049 g_object_ref (view->document);
4050 if (EV_IS_DOCUMENT_FIND (view->document)) {
4051 g_signal_connect (view->document,
4053 G_CALLBACK (find_changed_cb),
4057 setup_caches (view);
4060 gtk_widget_queue_resize (GTK_WIDGET (view));
4064 /*** Zoom and sizing mode ***/
4066 #define EPSILON 0.0000001
4068 ev_view_set_zoom (EvView *view,
4075 scale = view->scale * factor;
4079 scale = CLAMP (scale, view->min_scale, view->max_scale);
4081 if (ABS (view->scale - scale) < EPSILON)
4084 if (view->loading_text) {
4085 cairo_surface_destroy (view->loading_text);
4086 view->loading_text = NULL;
4089 view->scale = scale;
4090 view->pending_resize = TRUE;
4092 gtk_widget_queue_resize (GTK_WIDGET (view));
4094 g_object_notify (G_OBJECT (view), "zoom");
4098 ev_view_get_zoom (EvView *view)
4104 ev_view_set_screen_dpi (EvView *view,
4107 g_return_if_fail (EV_IS_VIEW (view));
4108 g_return_if_fail (dpi > 0);
4111 view->min_scale = MIN_SCALE * dpi / 72.0;
4112 view->max_scale = MAX_SCALE * dpi / 72.0;
4116 ev_view_get_continuous (EvView *view)
4118 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4120 return view->continuous;
4124 ev_view_set_continuous (EvView *view,
4125 gboolean continuous)
4127 g_return_if_fail (EV_IS_VIEW (view));
4129 continuous = continuous != FALSE;
4131 if (view->continuous != continuous) {
4132 view->continuous = continuous;
4133 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4134 gtk_widget_queue_resize (GTK_WIDGET (view));
4137 g_object_notify (G_OBJECT (view), "continuous");
4141 ev_view_get_dual_page (EvView *view)
4143 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4145 return view->dual_page;
4149 ev_view_set_dual_page (EvView *view,
4152 g_return_if_fail (EV_IS_VIEW (view));
4154 dual_page = dual_page != FALSE;
4156 if (view->dual_page == dual_page)
4159 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4160 view->dual_page = dual_page;
4161 /* FIXME: if we're keeping the pixbuf cache around, we should extend the
4162 * preload_cache_size to be 2 if dual_page is set.
4164 gtk_widget_queue_resize (GTK_WIDGET (view));
4166 g_object_notify (G_OBJECT (view), "dual-page");
4170 ev_view_set_fullscreen (EvView *view,
4171 gboolean fullscreen)
4173 g_return_if_fail (EV_IS_VIEW (view));
4175 fullscreen = fullscreen != FALSE;
4177 if (view->fullscreen == fullscreen)
4180 view->fullscreen = fullscreen;
4181 gtk_widget_queue_resize (GTK_WIDGET (view));
4183 g_object_notify (G_OBJECT (view), "fullscreen");
4187 ev_view_get_fullscreen (EvView *view)
4189 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4191 return view->fullscreen;
4195 ev_view_set_presentation (EvView *view,
4196 gboolean presentation)
4198 g_return_if_fail (EV_IS_VIEW (view));
4200 presentation = presentation != FALSE;
4202 if (view->presentation == presentation)
4206 view->presentation_state = EV_PRESENTATION_NORMAL;
4208 view->presentation = presentation;
4209 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4212 view->sizing_mode_saved = view->sizing_mode;
4213 view->scale_saved = view->scale;
4214 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
4216 ev_view_set_sizing_mode (view, view->sizing_mode_saved);
4217 ev_view_set_zoom (view, view->scale_saved, FALSE);
4220 gtk_widget_queue_resize (GTK_WIDGET (view));
4223 ev_view_presentation_transition_start (view);
4225 ev_view_presentation_transition_stop (view);
4227 if (GTK_WIDGET_REALIZED (view)) {
4228 if (view->presentation)
4229 gdk_window_set_background (view->layout.bin_window,
4230 >K_WIDGET (view)->style->black);
4232 gdk_window_set_background (view->layout.bin_window,
4233 >K_WIDGET (view)->style->mid [GTK_STATE_NORMAL]);
4236 g_object_notify (G_OBJECT (view), "presentation");
4240 ev_view_get_presentation (EvView *view)
4242 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4244 return view->presentation;
4248 transition_next_page (EvView *view)
4250 ev_view_next_page (view);
4256 ev_view_presentation_transition_stop (EvView *view)
4258 if (view->trans_timeout_id > 0)
4259 g_source_remove (view->trans_timeout_id);
4260 view->trans_timeout_id = 0;
4264 ev_view_presentation_transition_start (EvView *view)
4268 if (!EV_IS_DOCUMENT_TRANSITION (view->document))
4271 ev_view_presentation_transition_stop (view);
4273 duration = ev_document_transition_get_page_duration (EV_DOCUMENT_TRANSITION (view->document),
4274 view->current_page);
4276 view->trans_timeout_id = g_timeout_add (duration * 1000,
4277 (GSourceFunc) transition_next_page,
4282 ev_view_set_sizing_mode (EvView *view,
4283 EvSizingMode sizing_mode)
4285 g_return_if_fail (EV_IS_VIEW (view));
4287 if (view->sizing_mode == sizing_mode)
4290 view->sizing_mode = sizing_mode;
4291 gtk_widget_queue_resize (GTK_WIDGET (view));
4293 g_object_notify (G_OBJECT (view), "sizing-mode");
4297 ev_view_get_sizing_mode (EvView *view)
4299 g_return_val_if_fail (EV_IS_VIEW (view), EV_SIZING_FREE);
4301 return view->sizing_mode;
4305 ev_view_can_zoom_in (EvView *view)
4307 return view->scale * ZOOM_IN_FACTOR <= view->max_scale;
4311 ev_view_can_zoom_out (EvView *view)
4313 return view->scale * ZOOM_OUT_FACTOR >= view->min_scale;
4317 ev_view_zoom_in (EvView *view)
4319 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4321 if (view->presentation)
4324 view->pending_scroll = SCROLL_TO_CENTER;
4325 ev_view_set_zoom (view, ZOOM_IN_FACTOR, TRUE);
4329 ev_view_zoom_out (EvView *view)
4331 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4333 if (view->presentation)
4336 view->pending_scroll = SCROLL_TO_CENTER;
4337 ev_view_set_zoom (view, ZOOM_OUT_FACTOR, TRUE);
4341 ev_view_rotate_right (EvView *view)
4343 int rotation = view->rotation + 90;
4345 if (rotation >= 360) {
4349 ev_view_set_rotation (view, rotation);
4353 ev_view_rotate_left (EvView *view)
4355 int rotation = view->rotation - 90;
4361 ev_view_set_rotation (view, rotation);
4365 ev_view_set_rotation (EvView *view, int rotation)
4367 view->rotation = rotation;
4369 if (view->pixbuf_cache) {
4370 ev_pixbuf_cache_clear (view->pixbuf_cache);
4371 gtk_widget_queue_resize (GTK_WIDGET (view));
4375 clear_selection (view);
4377 g_object_notify (G_OBJECT (view), "rotation");
4381 ev_view_get_rotation (EvView *view)
4383 return view->rotation;
4387 zoom_for_size_fit_width (int doc_width,
4395 scale = (double)target_width / doc_width;
4397 if (doc_height * scale > target_height)
4398 scale = (double) (target_width - vsb_width) / doc_width;
4404 zoom_for_size_fit_height (int doc_width,
4412 scale = (double)target_height / doc_height;
4414 if (doc_width * scale > target_width)
4415 scale = (double) (target_height - vsb_height) / doc_height;
4421 zoom_for_size_best_fit (int doc_width,
4431 w_scale = (double)target_width / doc_width;
4432 h_scale = (double)target_height / doc_height;
4434 if (doc_height * w_scale > target_height)
4435 w_scale = (double) (target_width - vsb_width) / doc_width;
4436 if (doc_width * h_scale > target_width)
4437 h_scale = (double) (target_height - hsb_width) / doc_height;
4439 return MIN (w_scale, h_scale);
4444 ev_view_zoom_for_size_presentation (EvView *view,
4448 int doc_width, doc_height;
4451 ev_page_cache_get_size (view->page_cache,
4457 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, 0, 0);
4458 ev_view_set_zoom (view, scale, FALSE);
4462 ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
4468 int doc_width, doc_height;
4472 ev_page_cache_get_max_width (view->page_cache,
4476 ev_page_cache_get_max_height (view->page_cache,
4480 compute_border (view, doc_width, doc_height, &border);
4482 doc_width = doc_width * 2;
4483 width -= (2 * (border.left + border.right) + 3 * view->spacing);
4484 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4486 /* FIXME: We really need to calculate the overall height here, not the
4487 * page height. We assume there's always a vertical scrollbar for
4488 * now. We need to fix this. */
4489 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4490 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4491 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4492 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4494 g_assert_not_reached ();
4496 ev_view_set_zoom (view, scale, FALSE);
4500 ev_view_zoom_for_size_continuous (EvView *view,
4506 int doc_width, doc_height;
4510 ev_page_cache_get_max_width (view->page_cache,
4514 ev_page_cache_get_max_height (view->page_cache,
4518 compute_border (view, doc_width, doc_height, &border);
4520 width -= (border.left + border.right + 2 * view->spacing);
4521 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4523 /* FIXME: We really need to calculate the overall height here, not the
4524 * page height. We assume there's always a vertical scrollbar for
4525 * now. We need to fix this. */
4526 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4527 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4528 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4529 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4531 g_assert_not_reached ();
4533 ev_view_set_zoom (view, scale, FALSE);
4537 ev_view_zoom_for_size_dual_page (EvView *view,
4544 gint doc_width, doc_height;
4548 other_page = view->current_page ^ 1;
4550 /* Find the largest of the two. */
4551 ev_page_cache_get_size (view->page_cache,
4555 &doc_width, &doc_height);
4557 if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
4558 gint width_2, height_2;
4559 ev_page_cache_get_size (view->page_cache,
4563 &width_2, &height_2);
4564 if (width_2 > doc_width)
4565 doc_width = width_2;
4566 if (height_2 > doc_height)
4567 doc_height = height_2;
4569 compute_border (view, doc_width, doc_height, &border);
4571 doc_width = doc_width * 2;
4572 width -= ((border.left + border.right)* 2 + 3 * view->spacing);
4573 height -= (border.top + border.bottom + 2 * view->spacing);
4575 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4576 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4577 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4578 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4580 g_assert_not_reached ();
4582 ev_view_set_zoom (view, scale, FALSE);
4586 ev_view_zoom_for_size_single_page (EvView *view,
4592 int doc_width, doc_height;
4596 ev_page_cache_get_size (view->page_cache,
4602 /* Get an approximate border */
4603 compute_border (view, width, height, &border);
4605 width -= (border.left + border.right + 2 * view->spacing);
4606 height -= (border.top + border.bottom + 2 * view->spacing);
4608 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4609 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4610 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4611 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4613 g_assert_not_reached ();
4615 ev_view_set_zoom (view, scale, FALSE);
4619 ev_view_set_zoom_for_size (EvView *view,
4625 g_return_if_fail (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
4626 view->sizing_mode == EV_SIZING_BEST_FIT);
4627 g_return_if_fail (width >= 0);
4628 g_return_if_fail (height >= 0);
4630 if (view->document == NULL)
4633 if (view->presentation)
4634 ev_view_zoom_for_size_presentation (view, width, height);
4635 else if (view->continuous && view->dual_page)
4636 ev_view_zoom_for_size_continuous_and_dual_page (view, width, height, vsb_width, hsb_height);
4637 else if (view->continuous)
4638 ev_view_zoom_for_size_continuous (view, width, height, vsb_width, hsb_height);
4639 else if (view->dual_page)
4640 ev_view_zoom_for_size_dual_page (view, width, height, vsb_width, hsb_height);
4642 ev_view_zoom_for_size_single_page (view, width, height, vsb_width, hsb_height);
4645 /*** Status text messages ***/
4648 ev_view_get_status (EvView *view)
4650 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
4652 return view->status;
4656 ev_view_set_status (EvView *view, const char *message)
4658 g_return_if_fail (EV_IS_VIEW (view));
4660 if (message != view->status) {
4661 g_free (view->status);
4662 view->status = g_strdup (message);
4663 g_object_notify (G_OBJECT (view), "status");
4668 update_find_status_message (EvView *view, gboolean this_page)
4675 results = ev_document_find_get_n_results
4676 (EV_DOCUMENT_FIND (view->document),
4677 view->current_page);
4678 /* TRANS: Sometimes this could be better translated as
4679 "%d hit(s) on this page". Therefore this string
4680 contains plural cases. */
4681 message = g_strdup_printf (ngettext ("%d found on this page",
4682 "%d found on this page",
4688 percent = ev_document_find_get_progress
4689 (EV_DOCUMENT_FIND (view->document));
4690 message = g_strdup_printf (_("%3d%% remaining to search"),
4691 (int) ((1.0 - percent) * 100));
4694 ev_view_set_find_status (view, message);
4699 ev_view_get_find_status (EvView *view)
4701 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
4703 return view->find_status;
4707 ev_view_set_find_status (EvView *view, const char *message)
4709 g_return_if_fail (EV_IS_VIEW (view));
4711 g_free (view->find_status);
4712 view->find_status = g_strdup (message);
4713 g_object_notify (G_OBJECT (view), "find-status");
4719 jump_to_find_result (EvView *view)
4721 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4723 GdkRectangle view_rect;
4725 int page = view->current_page;
4727 n_results = ev_document_find_get_n_results (find, page);
4729 if (n_results > 0 && view->find_result < n_results) {
4730 ev_document_find_get_result
4731 (find, page, view->find_result, &rect);
4733 doc_rect_to_view_rect (view, page, &rect, &view_rect);
4734 ensure_rectangle_is_visible (view, &view_rect);
4740 * @view: #EvView instance
4741 * @direction: Direction to look
4742 * @shift: Shift from current page
4744 * Jumps to the first page that has occurences of searched word.
4745 * Uses a direction where to look and a shift from current page.
4749 jump_to_find_page (EvView *view, EvViewFindDirection direction, gint shift)
4753 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4755 for (i = 0; i < n_pages; i++) {
4759 if (direction == EV_VIEW_FIND_NEXT)
4760 page = view->current_page + i;
4762 page = view->current_page - i;
4765 if (page >= n_pages) {
4766 page = page - n_pages;
4769 page = page + n_pages;
4771 has_results = ev_document_find_page_has_results
4772 (EV_DOCUMENT_FIND (view->document), page);
4773 if (has_results == -1) {
4775 } else if (has_results == 1) {
4776 ev_page_cache_set_current_page (view->page_cache, page);
4783 ev_view_can_find_next (EvView *view)
4785 if (EV_IS_DOCUMENT_FIND (view->document)) {
4786 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4789 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4790 for (i = 0; i < n_pages; i++) {
4791 if (ev_document_find_get_n_results (find, i) > 0) {
4801 ev_view_find_next (EvView *view)
4803 int n_results, n_pages;
4804 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4806 n_results = ev_document_find_get_n_results (find, view->current_page);
4808 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4810 view->find_result++;
4812 if (view->find_result >= n_results) {
4814 view->find_result = 0;
4815 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 1);
4816 jump_to_find_result (view);
4818 jump_to_find_result (view);
4819 gtk_widget_queue_draw (GTK_WIDGET (view));
4824 ev_view_can_find_previous (EvView *view)
4826 if (EV_IS_DOCUMENT_FIND (view->document)) {
4827 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4830 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4831 for (i = n_pages - 1; i >= 0; i--) {
4832 if (ev_document_find_get_n_results (find, i) > 0) {
4841 ev_view_find_previous (EvView *view)
4843 int n_results, n_pages;
4844 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4845 EvPageCache *page_cache;
4847 page_cache = ev_page_cache_get (view->document);
4849 n_results = ev_document_find_get_n_results (find, view->current_page);
4851 n_pages = ev_page_cache_get_n_pages (page_cache);
4853 view->find_result--;
4855 if (view->find_result < 0) {
4857 jump_to_find_page (view, EV_VIEW_FIND_PREV, -1);
4858 view->find_result = ev_document_find_get_n_results (find, view->current_page) - 1;
4859 jump_to_find_result (view);
4861 jump_to_find_result (view);
4862 gtk_widget_queue_draw (GTK_WIDGET (view));
4866 void ev_view_search_changed (EvView *view)
4868 /* search string has changed, focus on new search result */
4869 view->jump_to_find_result = TRUE;
4872 /*** Selections ***/
4874 /* compute_new_selection_rect/text calculates the area currently selected by
4875 * view_rect. each handles a different mode;
4878 compute_new_selection_rect (EvView *view,
4882 GdkRectangle view_rect;
4886 g_assert (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE);
4888 view_rect.x = MIN (start->x, stop->x);
4889 view_rect.y = MIN (start->y, stop->y);
4890 view_rect.width = MAX (start->x, stop->x) - view_rect.x;
4891 view_rect.width = MAX (start->y, stop->y) - view_rect.y;
4893 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4895 for (i = 0; i < n_pages; i++) {
4896 GdkRectangle page_area;
4899 if (get_page_extents (view, i, &page_area, &border)) {
4900 GdkRectangle overlap;
4902 if (gdk_rectangle_intersect (&page_area, &view_rect, &overlap)) {
4903 EvViewSelection *selection;
4905 selection = g_new0 (EvViewSelection, 1);
4906 selection->page = i;
4907 view_rect_to_doc_rect (view, &overlap, &page_area,
4908 &(selection->rect));
4910 list = g_list_append (list, selection);
4919 gdk_rectangle_point_in (GdkRectangle *rectangle,
4922 return rectangle->x <= point->x &&
4923 rectangle->y <= point->y &&
4924 point->x < rectangle->x + rectangle->width &&
4925 point->y < rectangle->y + rectangle->height;
4929 compute_new_selection_text (EvView *view,
4933 int n_pages, i, first, last;
4935 EvViewSelection *selection;
4937 int start_page, end_page;
4939 g_assert (view->selection_mode == EV_VIEW_SELECTION_TEXT);
4941 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4943 /* First figure out the range of pages the selection
4947 if (view->continuous) {
4950 } else if (view->dual_page) {
4951 start_page = view->start_page;
4952 end_page = view->end_page + 1;
4954 start_page = view->current_page;
4955 end_page = view->current_page + 1;
4958 for (i = start_page; i < end_page; i++) {
4959 GdkRectangle page_area;
4962 get_page_extents (view, i, &page_area, &border);
4963 if (gdk_rectangle_point_in (&page_area, start) ||
4964 gdk_rectangle_point_in (&page_area, stop)) {
4965 if (first == n_pages)
4972 /* Now create a list of EvViewSelection's for the affected
4973 * pages. This could be an empty list, a list of just one
4974 * page or a number of pages.*/
4975 for (i = first; i < last + 1; i++) {
4976 GdkRectangle page_area;
4980 ev_page_cache_get_size (view->page_cache, i,
4982 1.0, &width, &height);
4984 selection = g_new0 (EvViewSelection, 1);
4985 selection->page = i;
4986 selection->rect.x1 = selection->rect.y1 = 0;
4987 selection->rect.x2 = width;
4988 selection->rect.y2 = height;
4990 get_page_extents (view, i, &page_area, &border);
4992 if (gdk_rectangle_point_in (&page_area, start))
4998 view_point_to_doc_point (view, point, &page_area,
4999 &selection->rect.x1,
5000 &selection->rect.y1);
5002 /* If the selection is contained within just one page,
5003 * make sure we don't write 'start' into both points
5004 * in selection->rect. */
5009 view_point_to_doc_point (view, point, &page_area,
5010 &selection->rect.x2,
5011 &selection->rect.y2);
5013 list = g_list_append (list, selection);
5019 /* This function takes the newly calculated list, and figures out which regions
5020 * have changed. It then queues a redraw approporiately.
5023 merge_selection_region (EvView *view,
5027 GList *new_list_ptr, *old_list_ptr;
5029 /* Update the selection */
5030 old_list = ev_pixbuf_cache_get_selection_list (view->pixbuf_cache);
5031 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5032 view->selection_info.selections = new_list;
5033 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, new_list);
5034 g_object_notify (G_OBJECT (view), "has-selection");
5036 new_list_ptr = new_list;
5037 old_list_ptr = old_list;
5039 while (new_list_ptr || old_list_ptr) {
5040 EvViewSelection *old_sel, *new_sel;
5042 GdkRegion *region = NULL;
5044 new_sel = (new_list_ptr) ? (new_list_ptr->data) : NULL;
5045 old_sel = (old_list_ptr) ? (old_list_ptr->data) : NULL;
5047 /* Assume that the lists are in order, and we run through them
5048 * comparing them, one page at a time. We come out with the
5049 * first page we see. */
5050 if (new_sel && old_sel) {
5051 if (new_sel->page < old_sel->page) {
5052 new_list_ptr = new_list_ptr->next;
5054 } else if (new_sel->page > old_sel->page) {
5055 old_list_ptr = old_list_ptr->next;
5058 new_list_ptr = new_list_ptr->next;
5059 old_list_ptr = old_list_ptr->next;
5061 } else if (new_sel) {
5062 new_list_ptr = new_list_ptr->next;
5063 } else if (old_sel) {
5064 old_list_ptr = old_list_ptr->next;
5067 g_assert (new_sel || old_sel);
5069 /* is the page we're looking at on the screen?*/
5070 cur_page = new_sel ? new_sel->page : old_sel->page;
5071 if (cur_page < view->start_page || cur_page > view->end_page)
5074 /* seed the cache with a new page. We are going to need the new
5077 GdkRegion *tmp_region = NULL;
5079 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
5085 new_sel->covered_region = gdk_region_copy (tmp_region);
5089 /* Now we figure out what needs redrawing */
5090 if (old_sel && new_sel) {
5091 if (old_sel->covered_region && new_sel->covered_region) {
5092 /* We only want to redraw the areas that have
5093 * changed, so we xor the old and new regions
5094 * and redraw if it's different */
5095 region = gdk_region_copy (old_sel->covered_region);
5096 gdk_region_xor (region, new_sel->covered_region);
5097 if (gdk_region_empty (region)) {
5098 gdk_region_destroy (region);
5101 } else if (old_sel->covered_region) {
5102 region = gdk_region_copy (old_sel->covered_region);
5103 } else if (new_sel->covered_region) {
5104 region = gdk_region_copy (new_sel->covered_region);
5106 } else if (old_sel && !new_sel) {
5107 if (old_sel->covered_region && !gdk_region_empty (old_sel->covered_region)) {
5108 region = gdk_region_copy (old_sel->covered_region);
5110 } else if (!old_sel && new_sel) {
5111 if (new_sel->covered_region && !gdk_region_empty (new_sel->covered_region)) {
5112 region = gdk_region_copy (new_sel->covered_region);
5115 g_assert_not_reached ();
5118 /* Redraw the damaged region! */
5120 GdkRectangle page_area;
5123 /* I don't know why but the region is smaller
5124 * than expected. This hack fixes it, I guess
5125 * 10 pixels more won't hurt
5127 gdk_region_shrink (region, -5, -5);
5129 get_page_extents (view, cur_page, &page_area, &border);
5130 gdk_region_offset (region,
5131 page_area.x + border.left - view->scroll_x,
5132 page_area.y + border.top - view->scroll_y);
5133 gdk_window_invalidate_region (view->layout.bin_window, region, TRUE);
5134 gdk_region_destroy (region);
5138 /* Free the old list, now that we're done with it. */
5139 g_list_foreach (old_list, (GFunc) selection_free, NULL);
5143 compute_selections (EvView *view,
5149 if (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE)
5150 list = compute_new_selection_rect (view, start, stop);
5152 list = compute_new_selection_text (view, start, stop);
5153 merge_selection_region (view, list);
5156 /* Free's the selection. It's up to the caller to queue redraws if needed.
5159 selection_free (EvViewSelection *selection)
5161 if (selection->covered_region)
5162 gdk_region_destroy (selection->covered_region);
5167 clear_selection (EvView *view)
5169 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5170 view->selection_info.selections = NULL;
5171 view->selection_info.in_selection = FALSE;
5172 if (view->pixbuf_cache)
5173 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, NULL);
5174 g_object_notify (G_OBJECT (view), "has-selection");
5179 ev_view_select_all (EvView *view)
5183 /* Disable selection on rotated pages for the 0.4.0 series */
5184 if (view->rotation != 0)
5187 clear_selection (view);
5189 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5190 for (i = 0; i < n_pages; i++) {
5192 EvViewSelection *selection;
5194 ev_page_cache_get_size (view->page_cache,
5197 1.0, &width, &height);
5199 selection = g_new0 (EvViewSelection, 1);
5200 selection->page = i;
5201 selection->rect.x1 = selection->rect.y1 = 0;
5202 selection->rect.x2 = width;
5203 selection->rect.y2 = height;
5205 view->selection_info.selections = g_list_append (view->selection_info.selections, selection);
5208 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, view->selection_info.selections);
5209 g_object_notify (G_OBJECT (view), "has-selection");
5210 gtk_widget_queue_draw (GTK_WIDGET (view));
5214 ev_view_get_has_selection (EvView *view)
5216 return view->selection_info.selections != NULL;
5220 get_selected_text (EvView *ev_view)
5224 gchar *normalized_text;
5226 text = g_string_new (NULL);
5228 ev_document_doc_mutex_lock ();
5230 for (l = ev_view->selection_info.selections; l != NULL; l = l->next) {
5231 EvViewSelection *selection = (EvViewSelection *)l->data;
5234 tmp = ev_document_get_text (ev_view->document,
5237 g_string_append (text, tmp);
5241 ev_document_doc_mutex_unlock ();
5243 normalized_text = g_utf8_normalize (text->str, text->len, G_NORMALIZE_NFKC);
5244 g_string_free (text, TRUE);
5245 return normalized_text;
5249 ev_view_copy (EvView *ev_view)
5251 GtkClipboard *clipboard;
5254 if (!ev_document_can_get_text (ev_view->document)) {
5258 text = get_selected_text (ev_view);
5259 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5260 GDK_SELECTION_CLIPBOARD);
5261 gtk_clipboard_set_text (clipboard, text, -1);
5266 ev_view_primary_get_cb (GtkClipboard *clipboard,
5267 GtkSelectionData *selection_data,
5271 EvView *ev_view = EV_VIEW (data);
5274 if (!ev_document_can_get_text (ev_view->document)) {
5278 text = get_selected_text (ev_view);
5280 gtk_selection_data_set_text (selection_data, text, -1);
5286 ev_view_primary_clear_cb (GtkClipboard *clipboard,
5289 EvView *view = EV_VIEW (data);
5291 clear_selection (view);
5295 ev_view_update_primary_selection (EvView *ev_view)
5297 GtkClipboard *clipboard;
5299 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5300 GDK_SELECTION_PRIMARY);
5302 if (ev_view->selection_info.selections) {
5303 if (!gtk_clipboard_set_with_owner (clipboard,
5305 G_N_ELEMENTS (clipboard_targets),
5306 ev_view_primary_get_cb,
5307 ev_view_primary_clear_cb,
5308 G_OBJECT (ev_view)))
5309 ev_view_primary_clear_cb (clipboard, ev_view);
5311 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (ev_view))
5312 gtk_clipboard_clear (clipboard);
5316 /*** Cursor operations ***/
5319 ev_view_create_invisible_cursor(void)
5322 GdkColor black = { 0, 0, 0, 0 };
5323 static char bits[] = { 0x00 };
5325 empty = gdk_bitmap_create_from_data (NULL, bits, 1, 1);
5327 return gdk_cursor_new_from_pixmap (empty, empty, &black, &black, 0, 0);
5331 ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
5333 GdkCursor *cursor = NULL;
5334 GdkDisplay *display;
5337 if (view->cursor == new_cursor) {
5341 widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
5342 display = gtk_widget_get_display (widget);
5343 view->cursor = new_cursor;
5345 switch (new_cursor) {
5346 case EV_VIEW_CURSOR_NORMAL:
5347 gdk_window_set_cursor (view->layout.bin_window, NULL);
5349 case EV_VIEW_CURSOR_IBEAM:
5350 cursor = gdk_cursor_new_for_display (display, GDK_XTERM);
5352 case EV_VIEW_CURSOR_LINK:
5353 cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
5355 case EV_VIEW_CURSOR_WAIT:
5356 cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
5358 case EV_VIEW_CURSOR_HIDDEN:
5359 cursor = ev_view_create_invisible_cursor ();
5361 case EV_VIEW_CURSOR_DRAG:
5362 cursor = gdk_cursor_new_for_display (display, GDK_FLEUR);
5367 gdk_window_set_cursor (view->layout.bin_window, cursor);
5368 gdk_cursor_unref (cursor);
5374 ev_view_hide_cursor (EvView *view)
5376 ev_view_set_cursor (view, EV_VIEW_CURSOR_HIDDEN);
5380 ev_view_show_cursor (EvView *view)
5382 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
5386 ev_view_reset_presentation_state (EvView *view)
5388 if (!view->presentation ||
5389 view->presentation_state == EV_PRESENTATION_NORMAL)
5392 view->presentation_state = EV_PRESENTATION_NORMAL;
5393 gdk_window_set_background (view->layout.bin_window,
5394 >K_WIDGET (view)->style->black);
5395 gtk_widget_queue_draw (GTK_WIDGET (view));
5399 ev_view_next_page (EvView *view)
5403 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5405 if (!view->page_cache)
5408 if (view->presentation &&
5409 (view->presentation_state == EV_PRESENTATION_BLACK ||
5410 view->presentation_state == EV_PRESENTATION_WHITE)) {
5411 ev_view_reset_presentation_state (view);
5415 ev_view_presentation_transition_stop (view);
5416 ev_view_reset_presentation_state (view);
5418 page = ev_page_cache_get_current_page (view->page_cache);
5419 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5421 if (view->dual_page && !view->presentation)
5426 if (page < n_pages) {
5427 ev_page_cache_set_current_page (view->page_cache, page);
5429 } else if (view->presentation && page == n_pages) {
5430 view->presentation_state = EV_PRESENTATION_END;
5431 gtk_widget_queue_draw (GTK_WIDGET (view));
5433 } else if (view->dual_page && page == n_pages) {
5434 ev_page_cache_set_current_page (view->page_cache, page - 1);
5442 ev_view_previous_page (EvView *view)
5446 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5448 if (!view->page_cache)
5451 if (view->presentation &&
5452 view->presentation_state == EV_PRESENTATION_END) {
5453 ev_view_reset_presentation_state (view);
5457 if (view->presentation &&
5458 (view->presentation_state == EV_PRESENTATION_BLACK ||
5459 view->presentation_state == EV_PRESENTATION_WHITE)) {
5460 ev_view_reset_presentation_state (view);
5464 ev_view_reset_presentation_state (view);
5466 page = ev_page_cache_get_current_page (view->page_cache);
5468 if (view->dual_page && !view->presentation)
5474 ev_page_cache_set_current_page (view->page_cache, page);
5476 } else if (ev_view_get_dual_page (view) && page == -1) {
5477 ev_page_cache_set_current_page (view->page_cache, 0);
5484 /*** Enum description for usage in signal ***/
5487 ev_sizing_mode_get_type (void)
5489 static GType etype = 0;
5491 static const GEnumValue values[] = {
5492 { EV_SIZING_FIT_WIDTH, "EV_SIZING_FIT_WIDTH", "fit-width" },
5493 { EV_SIZING_BEST_FIT, "EV_SIZING_BEST_FIT", "best-fit" },
5494 { EV_SIZING_FREE, "EV_SIZING_FREE", "free" },
5497 etype = g_enum_register_static ("EvSizingMode", values);
5503 ev_scroll_type_get_type (void)
5505 static GType etype = 0;
5507 static const GEnumValue values[] = {
5508 { EV_SCROLL_PAGE_FORWARD, "EV_SCROLL_PAGE_FORWARD", "scroll-page-forward" },
5509 { EV_SCROLL_PAGE_BACKWARD, "EV_SCROLL_PAGE_BACKWARD", "scroll-page-backward" },
5510 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5511 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5512 { EV_SCROLL_STEP_UP, "EV_SCROLL_STEP_UP", "scroll-step-up" },
5513 { EV_SCROLL_STEP_DOWN, "EV_SCROLL_STEP_DOWN", "scroll-step-down" },
5516 etype = g_enum_register_static ("EvScrollType", values);