1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
2 /* this file is part of evince, a gnome document viewer
4 * Copyright (C) 2004 Red Hat, Inc
6 * Evince is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Evince is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
24 #include <gtk/gtkalignment.h>
25 #include <glib/gi18n.h>
26 #include <gtk/gtkbindings.h>
27 #include <gtk/gtkselection.h>
28 #include <gtk/gtkclipboard.h>
29 #include <gdk/gdkkeysyms.h>
31 #include "ev-marshal.h"
33 #include "ev-view-private.h"
35 #include "ev-document-links.h"
36 #include "ev-document-images.h"
37 #include "ev-document-find.h"
38 #include "ev-document-transition.h"
39 #include "ev-document-forms.h"
40 #include "ev-document-misc.h"
41 #include "ev-job-queue.h"
42 #include "ev-page-cache.h"
43 #include "ev-pixbuf-cache.h"
44 #if !GTK_CHECK_VERSION (2, 11, 7)
45 #include "ev-tooltip.h"
47 #include "ev-application.h"
49 #define EV_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EV_TYPE_VIEW, EvViewClass))
50 #define EV_IS_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EV_TYPE_VIEW))
51 #define EV_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EV_TYPE_VIEW, EvViewClass))
68 SIGNAL_BINDING_ACTIVATED,
87 TARGET_TEXT_BUFFER_CONTENTS
90 static const GtkTargetEntry clipboard_targets[] = {
91 { "STRING", 0, TARGET_STRING },
92 { "TEXT", 0, TARGET_TEXT },
93 { "COMPOUND_TEXT", 0, TARGET_COMPOUND_TEXT },
94 { "UTF8_STRING", 0, TARGET_UTF8_STRING },
97 static const GtkTargetEntry view_drop_targets[] = {
98 { "text/uri-list", 0, 0 }
101 static guint signals[N_SIGNALS];
106 } EvViewFindDirection;
108 #define ZOOM_IN_FACTOR 1.2
109 #define ZOOM_OUT_FACTOR (1.0/ZOOM_IN_FACTOR)
111 #define MIN_SCALE 0.05409
112 #define MAX_SCALE 4.0
114 #define SCROLL_TIME 150
117 static void scroll_to_current_page (EvView *view,
118 GtkOrientation orientation);
119 static void ev_view_set_scroll_adjustments (GtkLayout *layout,
120 GtkAdjustment *hadjustment,
121 GtkAdjustment *vadjustment);
122 static void view_update_range_and_current_page (EvView *view);
123 static void set_scroll_adjustment (EvView *view,
124 GtkOrientation orientation,
125 GtkAdjustment *adjustment);
126 static void add_scroll_binding_keypad (GtkBindingSet *binding_set,
128 GdkModifierType modifiers,
130 gboolean horizontal);
131 static void ensure_rectangle_is_visible (EvView *view,
134 /*** Geometry computations ***/
135 static void compute_border (EvView *view,
139 static void get_page_y_offset (EvView *view,
143 static gboolean get_page_extents (EvView *view,
145 GdkRectangle *page_area,
147 static void view_rect_to_doc_rect (EvView *view,
148 GdkRectangle *view_rect,
149 GdkRectangle *page_area,
150 EvRectangle *doc_rect);
151 static void doc_rect_to_view_rect (EvView *view,
153 EvRectangle *doc_rect,
154 GdkRectangle *view_rect);
155 static void find_page_at_location (EvView *view,
161 static gboolean doc_point_to_view_point (EvView *view,
164 GdkPoint *view_point);
166 static EvLink * ev_view_get_link_at_location (EvView *view,
169 static char* tip_from_link (EvView *view,
172 static EvFormField *ev_view_get_form_field_at_location (EvView *view,
176 /*** GtkWidget implementation ***/
177 static void ev_view_size_request_continuous_dual_page (EvView *view,
178 GtkRequisition *requisition);
179 static void ev_view_size_request_continuous (EvView *view,
180 GtkRequisition *requisition);
181 static void ev_view_size_request_dual_page (EvView *view,
182 GtkRequisition *requisition);
183 static void ev_view_size_request_single_page (EvView *view,
184 GtkRequisition *requisition);
185 static void ev_view_size_request (GtkWidget *widget,
186 GtkRequisition *requisition);
187 static void ev_view_size_allocate (GtkWidget *widget,
188 GtkAllocation *allocation);
189 static void ev_view_realize (GtkWidget *widget);
190 static gboolean ev_view_scroll_event (GtkWidget *widget,
191 GdkEventScroll *event);
192 static gboolean ev_view_expose_event (GtkWidget *widget,
193 GdkEventExpose *event);
194 static gboolean ev_view_popup_menu (GtkWidget *widget);
195 static gboolean ev_view_button_press_event (GtkWidget *widget,
196 GdkEventButton *event);
197 static gboolean ev_view_motion_notify_event (GtkWidget *widget,
198 GdkEventMotion *event);
199 static gboolean ev_view_button_release_event (GtkWidget *widget,
200 GdkEventButton *event);
201 static gboolean ev_view_enter_notify_event (GtkWidget *widget,
202 GdkEventCrossing *event);
203 static gboolean ev_view_leave_notify_event (GtkWidget *widget,
204 GdkEventCrossing *event);
205 static void ev_view_style_set (GtkWidget *widget,
206 GtkStyle *old_style);
207 static void ev_view_remove_all (EvView *view);
209 static AtkObject *ev_view_get_accessible (GtkWidget *widget);
212 static guint32 ev_gdk_color_to_rgb (const GdkColor *color);
213 static void draw_rubberband (GtkWidget *widget,
215 const GdkRectangle *rect,
217 static void highlight_find_results (EvView *view,
219 static void draw_one_page (EvView *view,
222 GdkRectangle *page_area,
224 GdkRectangle *expose_area,
225 gboolean *page_ready);
226 static void draw_loading_text (EvView *view,
227 GdkRectangle *page_area,
228 GdkRectangle *expose_area);
231 static void find_changed_cb (EvDocument *document,
234 static void job_finished_cb (EvPixbufCache *pixbuf_cache,
237 static void page_changed_cb (EvPageCache *page_cache,
240 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
244 static void ev_view_finalize (GObject *object);
245 static void ev_view_destroy (GtkObject *object);
246 static void ev_view_set_property (GObject *object,
250 static void ev_view_get_property (GObject *object,
254 static void ev_view_class_init (EvViewClass *class);
255 static void ev_view_init (EvView *view);
257 /*** Zoom and sizing ***/
258 static double zoom_for_size_fit_width (int doc_width,
263 static double zoom_for_size_fit_height (int doc_width,
268 static double zoom_for_size_best_fit (int doc_width,
274 static void ev_view_zoom_for_size_presentation (EvView *view,
277 static void ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
282 static void ev_view_zoom_for_size_continuous (EvView *view,
287 static void ev_view_zoom_for_size_dual_page (EvView *view,
292 static void ev_view_zoom_for_size_single_page (EvView *view,
298 static GdkCursor* ev_view_create_invisible_cursor (void);
299 static void ev_view_set_cursor (EvView *view,
300 EvViewCursor new_cursor);
301 static void ev_view_handle_cursor_over_xy (EvView *view,
306 static void update_find_status_message (EvView *view,
308 static void ev_view_set_find_status (EvView *view,
309 const char *message);
310 static void jump_to_find_result (EvView *view);
311 static void jump_to_find_page (EvView *view,
312 EvViewFindDirection direction,
316 static void compute_selections (EvView *view,
317 EvSelectionStyle style,
320 static void clear_selection (EvView *view);
321 static void selection_free (EvViewSelection *selection);
322 static char* get_selected_text (EvView *ev_view);
323 static void ev_view_primary_get_cb (GtkClipboard *clipboard,
324 GtkSelectionData *selection_data,
327 static void ev_view_primary_clear_cb (GtkClipboard *clipboard,
329 static void ev_view_update_primary_selection (EvView *ev_view);
331 /*** Presentation ***/
332 static void ev_view_presentation_transition_start (EvView *ev_view);
333 static void ev_view_presentation_transition_stop (EvView *ev_view);
336 G_DEFINE_TYPE (EvView, ev_view, GTK_TYPE_LAYOUT)
339 scroll_to_current_page (EvView *view, GtkOrientation orientation)
343 if (view->document == NULL) {
347 doc_point_to_view_point (view, view->current_page, &view->pending_point, &view_point);
349 if (orientation == GTK_ORIENTATION_VERTICAL) {
350 view->pending_point.y = 0;
352 view->pending_point.x = 0;
355 if (orientation == GTK_ORIENTATION_VERTICAL) {
356 if (view->continuous) {
357 gtk_adjustment_clamp_page (view->vadjustment,
358 view_point.y - view->spacing / 2,
359 view_point.y + view->vadjustment->page_size);
361 gtk_adjustment_set_value (view->vadjustment,
363 view->vadjustment->lower,
364 view->vadjustment->upper -
365 view->vadjustment->page_size));
368 if (view->dual_page) {
369 gtk_adjustment_clamp_page (view->hadjustment,
371 view_point.x + view->hadjustment->page_size);
373 gtk_adjustment_set_value (view->hadjustment,
375 view->hadjustment->lower,
376 view->hadjustment->upper -
377 view->hadjustment->page_size));
383 view_set_adjustment_values (EvView *view,
384 GtkOrientation orientation)
386 GtkWidget *widget = GTK_WIDGET (view);
387 GtkAdjustment *adjustment;
394 if (orientation == GTK_ORIENTATION_HORIZONTAL) {
395 requisition = widget->requisition.width;
396 allocation = widget->allocation.width;
397 adjustment = view->hadjustment;
399 requisition = widget->requisition.height;
400 allocation = widget->allocation.height;
401 adjustment = view->vadjustment;
408 switch (view->pending_scroll) {
409 case SCROLL_TO_KEEP_POSITION:
410 case SCROLL_TO_FIND_LOCATION:
411 factor = (adjustment->value) / adjustment->upper;
413 case SCROLL_TO_PAGE_POSITION:
415 case SCROLL_TO_CENTER:
416 factor = (adjustment->value + adjustment->page_size * 0.5) / adjustment->upper;
420 adjustment->page_size = allocation;
421 adjustment->step_increment = allocation * 0.1;
422 adjustment->page_increment = allocation * 0.9;
423 adjustment->lower = 0;
424 adjustment->upper = MAX (allocation, requisition);
427 * We add 0.5 to the values before to average out our rounding errors.
429 switch (view->pending_scroll) {
430 case SCROLL_TO_KEEP_POSITION:
431 case SCROLL_TO_FIND_LOCATION:
432 new_value = CLAMP (adjustment->upper * factor + 0.5, 0, adjustment->upper - adjustment->page_size);
433 gtk_adjustment_set_value (adjustment, (int)new_value);
435 case SCROLL_TO_PAGE_POSITION:
436 scroll_to_current_page (view, orientation);
438 case SCROLL_TO_CENTER:
439 new_value = CLAMP (adjustment->upper * factor - adjustment->page_size * 0.5 + 0.5,
440 0, adjustment->upper - adjustment->page_size);
441 gtk_adjustment_set_value (adjustment, (int)new_value);
445 gtk_adjustment_changed (adjustment);
449 view_update_range_and_current_page (EvView *view)
452 gint best_current_page = -1;
454 /* Presentation trumps all other modes */
455 if (view->presentation) {
456 view->start_page = view->current_page;
457 view->end_page = view->current_page;
458 } else if (view->continuous) {
459 GdkRectangle current_area, unused, page_area;
461 gboolean found = FALSE;
462 gint area_max = -1, area;
465 if (!(view->vadjustment && view->hadjustment))
468 current_area.x = view->hadjustment->value;
469 current_area.width = view->hadjustment->upper;
470 current_area.y = view->vadjustment->value;
471 current_area.height = view->vadjustment->page_size;
473 for (i = 0; i < ev_page_cache_get_n_pages (view->page_cache); i++) {
475 get_page_extents (view, i, &page_area, &border);
477 if (gdk_rectangle_intersect (¤t_area, &page_area, &unused)) {
478 area = unused.width * unused.height;
482 view->start_page = i;
484 best_current_page = i;
486 if (area > area_max) {
487 best_current_page = (area == area_max) ? MIN (i, best_current_page) : i;
492 } else if (found && view->current_page <= view->end_page) {
497 } else if (view->dual_page) {
498 if (view->current_page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) {
499 view->start_page = view->current_page;
500 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache))
501 view->end_page = view->start_page + 1;
503 view->end_page = view->start_page;
505 if (view->current_page < 1)
506 view->start_page = view->current_page;
508 view->start_page = view->current_page - 1;
509 view->end_page = view->current_page;
512 view->start_page = view->current_page;
513 view->end_page = view->current_page;
516 best_current_page = MAX (best_current_page, view->start_page);
517 current_page = ev_page_cache_get_current_page (view->page_cache);
519 if ((current_page != best_current_page) && (view->pending_scroll == SCROLL_TO_KEEP_POSITION)) {
520 view->current_page = best_current_page;
521 ev_page_cache_set_current_page (view->page_cache, best_current_page);
524 ev_pixbuf_cache_set_page_range (view->pixbuf_cache,
529 view->selection_info.selections);
533 set_scroll_adjustment (EvView *view,
534 GtkOrientation orientation,
535 GtkAdjustment *adjustment)
537 GtkAdjustment **to_set;
539 if (orientation == GTK_ORIENTATION_HORIZONTAL)
540 to_set = &view->hadjustment;
542 to_set = &view->vadjustment;
544 if (*to_set != adjustment) {
546 g_signal_handlers_disconnect_by_func (*to_set,
547 (gpointer) on_adjustment_value_changed,
549 g_object_unref (*to_set);
552 *to_set = adjustment;
553 view_set_adjustment_values (view, orientation);
556 g_object_ref (*to_set);
557 g_signal_connect (*to_set, "value_changed",
558 G_CALLBACK (on_adjustment_value_changed), view);
564 ev_view_set_scroll_adjustments (GtkLayout *layout,
565 GtkAdjustment *hadjustment,
566 GtkAdjustment *vadjustment)
568 EvView *view = EV_VIEW (layout);
570 set_scroll_adjustment (view, GTK_ORIENTATION_HORIZONTAL, hadjustment);
571 set_scroll_adjustment (view, GTK_ORIENTATION_VERTICAL, vadjustment);
573 on_adjustment_value_changed (NULL, view);
577 add_scroll_binding_keypad (GtkBindingSet *binding_set,
579 GdkModifierType modifiers,
583 guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
585 gtk_binding_entry_add_signal (binding_set, keyval, modifiers,
586 "binding_activated", 2,
587 EV_TYPE_SCROLL_TYPE, scroll,
588 G_TYPE_BOOLEAN, horizontal);
589 gtk_binding_entry_add_signal (binding_set, keypad_keyval, modifiers,
590 "binding_activated", 2,
591 EV_TYPE_SCROLL_TYPE, scroll,
592 G_TYPE_BOOLEAN, horizontal);
596 ev_view_scroll (EvView *view,
600 GtkAdjustment *adjustment;
601 double value, increment;
602 gboolean first_page = FALSE;
603 gboolean last_page = FALSE;
605 view->jump_to_find_result = FALSE;
607 if (view->presentation || view->sizing_mode == EV_SIZING_BEST_FIT) {
609 case EV_SCROLL_PAGE_BACKWARD:
610 case EV_SCROLL_STEP_BACKWARD:
611 ev_view_previous_page (view);
613 case EV_SCROLL_PAGE_FORWARD:
614 case EV_SCROLL_STEP_FORWARD:
615 ev_view_next_page (view);
623 /* Assign values for increment and vertical adjustment */
624 adjustment = horizontal ? view->hadjustment : view->vadjustment;
625 increment = adjustment->page_size * 0.75;
626 value = adjustment->value;
628 /* Assign boolean for first and last page */
629 if (view->current_page == 0)
631 if (view->current_page == ev_page_cache_get_n_pages (view->page_cache) - 1)
635 case EV_SCROLL_PAGE_BACKWARD:
636 /* Do not jump backwards if at the first page */
637 if (value == (adjustment->lower) && first_page) {
639 /* At the top of a page, assign the upper bound limit of previous page */
640 } else if (value == (adjustment->lower)) {
641 value = adjustment->upper - adjustment->page_size;
642 ev_view_previous_page (view);
643 /* Jump to the top */
645 value = MAX (value - increment, adjustment->lower);
648 case EV_SCROLL_PAGE_FORWARD:
649 /* Do not jump forward if at the last page */
650 if (value == (adjustment->upper - adjustment->page_size) && last_page) {
652 /* At the bottom of a page, assign the lower bound limit of next page */
653 } else if (value == (adjustment->upper - adjustment->page_size)) {
655 ev_view_next_page (view);
656 /* Jump to the bottom */
658 value = MIN (value + increment, adjustment->upper - adjustment->page_size);
661 case EV_SCROLL_STEP_BACKWARD:
662 value -= adjustment->step_increment;
664 case EV_SCROLL_STEP_FORWARD:
665 value += adjustment->step_increment;
667 case EV_SCROLL_STEP_DOWN:
668 value -= adjustment->step_increment / 10;
670 case EV_SCROLL_STEP_UP:
671 value += adjustment->step_increment / 10;
677 value = CLAMP (value, adjustment->lower,
678 adjustment->upper - adjustment->page_size);
680 gtk_adjustment_set_value (adjustment, value);
686 ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect)
688 GtkWidget *widget = GTK_WIDGET (view);
689 GtkAdjustment *adjustment;
692 view->pending_scroll = SCROLL_TO_FIND_LOCATION;
694 adjustment = view->vadjustment;
696 if (rect->y < adjustment->value) {
697 value = MAX (adjustment->lower, rect->y - MARGIN);
698 gtk_adjustment_set_value (view->vadjustment, value);
699 } else if (rect->y + rect->height >
700 adjustment->value + widget->allocation.height) {
701 value = MIN (adjustment->upper, rect->y + rect->height -
702 widget->allocation.height + MARGIN);
703 gtk_adjustment_set_value (view->vadjustment, value);
706 adjustment = view->hadjustment;
708 if (rect->x < adjustment->value) {
709 value = MAX (adjustment->lower, rect->x - MARGIN);
710 gtk_adjustment_set_value (view->hadjustment, value);
711 } else if (rect->x + rect->height >
712 adjustment->value + widget->allocation.width) {
713 value = MIN (adjustment->upper, rect->x + rect->width -
714 widget->allocation.width + MARGIN);
715 gtk_adjustment_set_value (view->hadjustment, value);
718 gtk_widget_queue_resize (GTK_WIDGET (view));
721 /*** Geometry computations ***/
724 compute_border (EvView *view, int width, int height, GtkBorder *border)
726 if (view->presentation) {
732 ev_document_misc_get_page_border_size (width, height, border);
737 get_page_y_offset (EvView *view, int page, double zoom, int *y_offset)
739 int max_width, offset;
742 g_return_if_fail (y_offset != NULL);
744 ev_page_cache_get_max_width (view->page_cache, view->rotation, zoom, &max_width);
746 compute_border (view, max_width, max_width, &border);
748 if (view->dual_page) {
749 ev_page_cache_get_height_to_page (view->page_cache, page,
750 view->rotation, zoom, NULL, &offset);
751 offset += ((page + ev_page_cache_get_dual_even_left (view->page_cache)) / 2 + 1) * view->spacing + ((page + ev_page_cache_get_dual_even_left (view->page_cache)) / 2 ) * (border.top + border.bottom);
753 ev_page_cache_get_height_to_page (view->page_cache, page,
754 view->rotation, zoom, &offset, NULL);
755 offset += (page + 1) * view->spacing + page * (border.top + border.bottom);
763 get_page_extents (EvView *view,
765 GdkRectangle *page_area,
771 widget = GTK_WIDGET (view);
773 /* Get the size of the page */
774 ev_page_cache_get_size (view->page_cache, page,
778 compute_border (view, width, height, border);
779 page_area->width = width + border->left + border->right;
780 page_area->height = height + border->top + border->bottom;
782 if (view->presentation) {
783 page_area->x = (MAX (0, widget->allocation.width - width))/2;
784 page_area->y = (MAX (0, widget->allocation.height - height))/2;
785 } else if (view->continuous) {
789 ev_page_cache_get_max_width (view->page_cache, view->rotation,
790 view->scale, &max_width);
791 max_width = max_width + border->left + border->right;
792 /* Get the location of the bounding box */
793 if (view->dual_page) {
794 x = view->spacing + ((page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? 0 : 1) * (max_width + view->spacing);
795 x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3)) / 2;
796 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
797 x = x + (max_width - width - border->left - border->right);
800 x = x + MAX (0, widget->allocation.width - (width + view->spacing * 2)) / 2;
803 get_page_y_offset (view, page, view->scale, &y);
809 if (view->dual_page) {
810 gint width_2, height_2;
811 gint max_width = width;
812 gint max_height = height;
813 GtkBorder overall_border;
816 other_page = (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? page + 1: page - 1;
818 /* First, we get the bounding box of the two pages */
819 if (other_page < ev_page_cache_get_n_pages (view->page_cache)
820 && (0 <= other_page)) {
821 ev_page_cache_get_size (view->page_cache,
825 &width_2, &height_2);
828 if (height_2 > height)
829 max_height = height_2;
831 compute_border (view, max_width, max_height, &overall_border);
833 /* Find the offsets */
837 /* Adjust for being the left or right page */
838 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
839 x = x + max_width - width;
841 x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
843 y = y + (max_height - height)/2;
845 /* Adjust for extra allocation */
846 x = x + MAX (0, widget->allocation.width -
847 ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
848 y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
853 /* Adjust for extra allocation */
854 x = x + MAX (0, widget->allocation.width - (width + border->left + border->right + view->spacing * 2))/2;
855 y = y + MAX (0, widget->allocation.height - (height + border->top + border->bottom + view->spacing * 2))/2;
866 view_point_to_doc_point (EvView *view,
867 GdkPoint *view_point,
868 GdkRectangle *page_area,
872 *doc_point_x = (double) (view_point->x - page_area->x) / view->scale;
873 *doc_point_y = (double) (view_point->y - page_area->y) / view->scale;
877 view_rect_to_doc_rect (EvView *view,
878 GdkRectangle *view_rect,
879 GdkRectangle *page_area,
880 EvRectangle *doc_rect)
882 doc_rect->x1 = (double) (view_rect->x - page_area->x) / view->scale;
883 doc_rect->y1 = (double) (view_rect->y - page_area->y) / view->scale;
884 doc_rect->x2 = doc_rect->x1 + (double) view_rect->width / view->scale;
885 doc_rect->y2 = doc_rect->y1 + (double) view_rect->height / view->scale;
889 doc_point_to_view_point (EvView *view,
892 GdkPoint *view_point)
894 GdkRectangle page_area;
896 double x, y, view_x, view_y;
899 ev_page_cache_get_size (view->page_cache, page,
904 if (view->rotation == 0) {
907 } else if (view->rotation == 90) {
908 x = width - doc_point->y;
910 } else if (view->rotation == 180) {
911 x = width - doc_point->x;
912 y = height - doc_point->y;
913 } else if (view->rotation == 270) {
915 y = height - doc_point->x;
917 g_assert_not_reached ();
920 get_page_extents (view, page, &page_area, &border);
922 view_x = x * view->scale;
923 view_y = y * view->scale;
924 view_point->x = view_x + page_area.x;
925 view_point->y = view_y + page_area.y;
927 return (view_x > 0 && view_x <= page_area.width &&
928 view_y > 0 && view_y <= page_area.height);
932 doc_rect_to_view_rect (EvView *view,
934 EvRectangle *doc_rect,
935 GdkRectangle *view_rect)
937 GdkRectangle page_area;
942 ev_page_cache_get_size (view->page_cache, page,
947 if (view->rotation == 0) {
950 w = doc_rect->x2 - doc_rect->x1;
951 h = doc_rect->y2 - doc_rect->y1;
952 } else if (view->rotation == 90) {
953 x = width - doc_rect->y2;
955 w = doc_rect->y2 - doc_rect->y1;
956 h = doc_rect->x2 - doc_rect->x1;
957 } else if (view->rotation == 180) {
958 x = width - doc_rect->x2;
959 y = height - doc_rect->y2;
960 w = doc_rect->x2 - doc_rect->x1;
961 h = doc_rect->y2 - doc_rect->y1;
962 } else if (view->rotation == 270) {
964 y = height - doc_rect->x2;
965 w = doc_rect->y2 - doc_rect->y1;
966 h = doc_rect->x2 - doc_rect->x1;
968 g_assert_not_reached ();
971 get_page_extents (view, page, &page_area, &border);
973 view_rect->x = x * view->scale + page_area.x;
974 view_rect->y = y * view->scale + page_area.y;
975 view_rect->width = w * view->scale;
976 view_rect->height = h * view->scale;
980 find_page_at_location (EvView *view,
989 if (view->document == NULL)
996 for (i = view->start_page; i <= view->end_page; i++) {
997 GdkRectangle page_area;
1000 if (! get_page_extents (view, i, &page_area, &border))
1003 if ((x >= page_area.x + border.left) &&
1004 (x < page_area.x + page_area.width - border.right) &&
1005 (y >= page_area.y + border.top) &&
1006 (y < page_area.y + page_area.height - border.bottom)) {
1008 *x_offset = x - (page_area.x + border.left);
1009 *y_offset = y - (page_area.y + border.top);
1018 location_in_text (EvView *view,
1024 gint x_offset = 0, y_offset = 0;
1026 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1031 region = ev_pixbuf_cache_get_text_mapping (view->pixbuf_cache, page);
1034 return gdk_region_point_in (region, x_offset / view->scale, y_offset / view->scale);
1040 ev_view_get_width (EvView *view)
1042 return GTK_WIDGET (view)->allocation.width;
1046 ev_view_get_height (EvView *view)
1048 return GTK_WIDGET (view)->allocation.height;
1052 location_in_selected_text (EvView *view,
1057 gint x_offset = 0, y_offset = 0;
1058 EvViewSelection *selection;
1061 for (l = view->selection_info.selections; l != NULL; l = l->next) {
1062 selection = (EvViewSelection *)l->data;
1064 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1066 if (page != selection->page)
1069 if (selection->covered_region &&
1070 gdk_region_point_in (selection->covered_region, x_offset, y_offset))
1078 get_doc_point_from_offset (EvView *view,
1088 ev_page_cache_get_size (view->page_cache, page,
1093 x_offset = x_offset / view->scale;
1094 y_offset = y_offset / view->scale;
1096 if (view->rotation == 0) {
1099 } else if (view->rotation == 90) {
1101 y = width - x_offset;
1102 } else if (view->rotation == 180) {
1103 x = width - x_offset;
1104 y = height - y_offset;
1105 } else if (view->rotation == 270) {
1106 x = height - y_offset;
1109 g_assert_not_reached ();
1120 ev_view_get_link_at_location (EvView *view,
1125 gint x_offset = 0, y_offset = 0;
1126 gint x_new = 0, y_new = 0;
1127 GList *link_mapping;
1129 if (!EV_IS_DOCUMENT_LINKS (view->document))
1132 x += view->scroll_x;
1133 y += view->scroll_y;
1135 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1141 if (get_doc_point_from_offset (view, page, x_offset,
1142 y_offset, &x_new, &y_new) == FALSE)
1145 link_mapping = ev_pixbuf_cache_get_link_mapping (view->pixbuf_cache, page);
1148 return ev_link_mapping_find (link_mapping, x_new, y_new);
1154 goto_fitr_dest (EvView *view, EvLinkDest *dest)
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));
1461 msg = g_strdup_printf (_("Go to page %s"), page_label);
1462 g_free (page_label);
1465 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1467 msg = g_strdup_printf (_("Go to %s on file “%s”"), title,
1468 ev_link_action_get_filename (action));
1470 msg = g_strdup_printf (_("Go to file “%s”"),
1471 ev_link_action_get_filename (action));
1474 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1475 msg = g_strdup (ev_link_action_get_uri (action));
1477 case EV_LINK_ACTION_TYPE_LAUNCH:
1478 msg = g_strdup_printf (_("Launch %s"),
1479 ev_link_action_get_filename (action));
1481 case EV_LINK_ACTION_TYPE_NAMED:
1482 msg = tip_from_action_named (action);
1486 msg = g_strdup (title);
1494 ev_view_handle_cursor_over_xy (EvView *view, gint x, gint y)
1499 if (view->cursor == EV_VIEW_CURSOR_HIDDEN)
1502 if (view->drag_info.in_drag) {
1503 if (view->cursor != EV_VIEW_CURSOR_DRAG)
1504 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
1508 link = ev_view_get_link_at_location (view, x, y);
1510 #if !GTK_CHECK_VERSION (2, 11, 7)
1511 if (view->link_tooltip == NULL) {
1512 view->link_tooltip = ev_tooltip_new (GTK_WIDGET (view));
1515 if (view->hovered_link != link) {
1516 view->hovered_link = link;
1517 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
1522 #if GTK_CHECK_VERSION (2, 11, 7)
1523 g_object_set (view, "has-tooltip", TRUE, NULL);
1525 char *msg = tip_from_link (view, link);
1527 if (msg && g_utf8_validate (msg, -1, NULL)) {
1528 EvTooltip *tooltip = EV_TOOLTIP (view->link_tooltip);
1530 ev_tooltip_set_position (tooltip, x, y);
1531 ev_tooltip_set_text (tooltip, msg);
1532 ev_tooltip_activate (tooltip);
1536 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1537 } else if ((field = ev_view_get_form_field_at_location (view, x, y))) {
1538 if (field->is_read_only) {
1539 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1540 view->cursor == EV_VIEW_CURSOR_IBEAM ||
1541 view->cursor == EV_VIEW_CURSOR_DRAG)
1542 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1543 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
1544 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1546 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1548 } else if (location_in_text (view, x + view->scroll_x, y + view->scroll_y)) {
1549 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1551 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1552 view->cursor == EV_VIEW_CURSOR_IBEAM ||
1553 view->cursor == EV_VIEW_CURSOR_DRAG)
1554 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1560 ev_view_get_image_at_location (EvView *view,
1565 gint x_offset = 0, y_offset = 0;
1566 gint x_new = 0, y_new = 0;
1567 GList *image_mapping;
1569 if (!EV_IS_DOCUMENT_IMAGES (view->document))
1572 x += view->scroll_x;
1573 y += view->scroll_y;
1575 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1580 if (get_doc_point_from_offset (view, page, x_offset,
1581 y_offset, &x_new, &y_new) == FALSE)
1584 image_mapping = ev_pixbuf_cache_get_image_mapping (view->pixbuf_cache, page);
1587 return ev_image_mapping_find (image_mapping, x_new, y_new);
1593 static EvFormField *
1594 ev_view_get_form_field_at_location (EvView *view,
1599 gint x_offset = 0, y_offset = 0;
1600 gint x_new = 0, y_new = 0;
1601 GList *forms_mapping;
1603 if (!EV_IS_DOCUMENT_FORMS (view->document))
1606 x += view->scroll_x;
1607 y += view->scroll_y;
1609 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1614 if (get_doc_point_from_offset (view, page, x_offset,
1615 y_offset, &x_new, &y_new) == FALSE)
1618 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, page);
1621 return ev_form_field_mapping_find (forms_mapping, x_new, y_new);
1627 ev_view_form_field_get_region (EvView *view,
1630 EvRectangle field_area;
1631 GdkRectangle view_area;
1632 GList *forms_mapping;
1634 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
1636 ev_form_field_mapping_get_area (forms_mapping, field, &field_area);
1637 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
1638 view_area.x -= view->scroll_x;
1639 view_area.y -= view->scroll_y;
1641 return gdk_region_rectangle (&view_area);
1645 ev_view_forms_remove_widgets (EvView *view)
1647 ev_view_remove_all (view);
1653 ev_view_form_field_destroy (GtkWidget *widget,
1656 g_idle_add ((GSourceFunc)ev_view_forms_remove_widgets, view);
1660 ev_view_form_field_button_create_widget (EvView *view,
1663 EvFormFieldButton *field_button = EV_FORM_FIELD_BUTTON (field);
1664 GdkRegion *field_region = NULL;
1666 switch (field_button->type) {
1667 case EV_FORM_FIELD_BUTTON_PUSH:
1669 case EV_FORM_FIELD_BUTTON_CHECK:
1670 case EV_FORM_FIELD_BUTTON_RADIO: {
1672 GList *forms_mapping, *l;
1674 state = ev_document_forms_form_field_button_get_state (EV_DOCUMENT_FORMS (view->document),
1677 /* FIXME: it actually depends on NoToggleToOff flags */
1678 if (field_button->type == EV_FORM_FIELD_BUTTON_RADIO &&
1679 state && field_button->state)
1682 field_region = ev_view_form_field_get_region (view, field);
1684 /* For radio buttons and checkbox buttons that are in a set
1685 * we need to update also the region for the current selected item
1687 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
1689 for (l = forms_mapping; l; l = g_list_next (l)) {
1690 EvFormField *button = ((EvFormFieldMapping *)(l->data))->field;
1691 GdkRegion *button_region;
1693 if (button->id == field->id)
1696 /* FIXME: only buttons in the same group should be updated */
1697 if (!EV_IS_FORM_FIELD_BUTTON (button) ||
1698 EV_FORM_FIELD_BUTTON (button)->type != field_button->type ||
1699 EV_FORM_FIELD_BUTTON (button)->state != TRUE)
1702 button_region = ev_view_form_field_get_region (view, button);
1703 gdk_region_union (field_region, button_region);
1704 gdk_region_destroy (button_region);
1707 ev_document_forms_form_field_button_set_state (EV_DOCUMENT_FORMS (view->document),
1709 field_button->state = !state;
1714 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1719 gdk_region_destroy (field_region);
1725 ev_view_form_field_text_save (EvView *view,
1730 if (!view->document)
1733 field = g_object_get_data (G_OBJECT (widget), "form-field");
1735 if (field->changed) {
1736 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1737 GdkRegion *field_region;
1739 field_region = ev_view_form_field_get_region (view, field);
1741 ev_document_forms_form_field_text_set_text (EV_DOCUMENT_FORMS (view->document),
1742 field, field_text->text);
1743 field->changed = FALSE;
1744 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1749 gdk_region_destroy (field_region);
1754 ev_view_form_field_text_changed (GtkWidget *widget,
1757 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1760 if (GTK_IS_ENTRY (widget)) {
1761 text = g_strdup (gtk_entry_get_text (GTK_ENTRY (widget)));
1762 } else if (GTK_IS_TEXT_BUFFER (widget)) {
1763 GtkTextIter start, end;
1765 gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (widget), &start, &end);
1766 text = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (widget),
1767 &start, &end, FALSE);
1770 if (!field_text->text ||
1771 (field_text->text && g_ascii_strcasecmp (field_text->text, text) != 0)) {
1772 g_free (field_text->text);
1773 field_text->text = text;
1774 field->changed = TRUE;
1779 ev_view_form_field_text_create_widget (EvView *view,
1782 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1783 GtkWidget *text = NULL;
1786 txt = ev_document_forms_form_field_text_get_text (EV_DOCUMENT_FORMS (view->document),
1789 switch (field_text->type) {
1790 case EV_FORM_FIELD_TEXT_FILE_SELECT:
1792 case EV_FORM_FIELD_TEXT_NORMAL:
1793 text = gtk_entry_new ();
1794 gtk_entry_set_has_frame (GTK_ENTRY (text), FALSE);
1795 gtk_entry_set_max_length (GTK_ENTRY (text), field_text->max_len);
1796 gtk_entry_set_visibility (GTK_ENTRY (text), !field_text->is_password);
1799 gtk_entry_set_text (GTK_ENTRY (text), txt);
1803 g_signal_connect (G_OBJECT (text), "changed",
1804 G_CALLBACK (ev_view_form_field_text_changed),
1806 g_signal_connect_after (G_OBJECT (text), "activate",
1807 G_CALLBACK (ev_view_form_field_destroy),
1810 case EV_FORM_FIELD_TEXT_MULTILINE: {
1811 GtkTextBuffer *buffer;
1813 text = gtk_text_view_new ();
1814 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text));
1817 gtk_text_buffer_set_text (buffer, txt, -1);
1821 g_signal_connect (G_OBJECT (buffer), "changed",
1822 G_CALLBACK (ev_view_form_field_text_changed),
1828 g_object_weak_ref (G_OBJECT (text),
1829 (GWeakNotify)ev_view_form_field_text_save,
1836 ev_view_form_field_choice_save (EvView *view,
1841 if (!view->document)
1844 field = g_object_get_data (G_OBJECT (widget), "form-field");
1846 if (field->changed) {
1848 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1849 GdkRegion *field_region;
1851 field_region = ev_view_form_field_get_region (view, field);
1853 if (field_choice->is_editable) {
1854 ev_document_forms_form_field_choice_set_text (EV_DOCUMENT_FORMS (view->document),
1855 field, field_choice->text);
1857 ev_document_forms_form_field_choice_unselect_all (EV_DOCUMENT_FORMS (view->document), field);
1858 for (l = field_choice->selected_items; l; l = g_list_next (l)) {
1859 ev_document_forms_form_field_choice_select_item (EV_DOCUMENT_FORMS (view->document),
1861 GPOINTER_TO_INT (l->data));
1864 field->changed = FALSE;
1865 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1870 gdk_region_destroy (field_region);
1875 ev_view_form_field_choice_changed (GtkWidget *widget,
1878 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1880 if (GTK_IS_COMBO_BOX (widget)) {
1883 item = gtk_combo_box_get_active (GTK_COMBO_BOX (widget));
1884 if (GPOINTER_TO_INT (field_choice->selected_items->data) != item) {
1885 g_list_free (field_choice->selected_items);
1886 field_choice->selected_items = NULL;
1887 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1888 GINT_TO_POINTER (item));
1889 field->changed = TRUE;
1892 if (GTK_IS_COMBO_BOX_ENTRY (widget)) {
1895 text = gtk_combo_box_get_active_text (GTK_COMBO_BOX (widget));
1896 if (!field_choice->text ||
1897 (field_choice->text && g_ascii_strcasecmp (field_choice->text, text) != 0)) {
1898 g_free (field_choice->text);
1899 field_choice->text = text;
1900 field->changed = TRUE;
1903 } else if (GTK_IS_TREE_SELECTION (widget)) {
1904 GtkTreeSelection *selection = GTK_TREE_SELECTION (widget);
1905 GtkTreeModel *model;
1908 items = gtk_tree_selection_get_selected_rows (selection, &model);
1909 g_list_free (field_choice->selected_items);
1910 field_choice->selected_items = NULL;
1912 for (l = items; l && l->data; l = g_list_next (l)) {
1914 GtkTreePath *path = (GtkTreePath *)l->data;
1917 gtk_tree_model_get_iter (model, &iter, path);
1918 gtk_tree_model_get (model, &iter, 1, &item, -1);
1920 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1921 GINT_TO_POINTER (item));
1923 gtk_tree_path_free (path);
1926 g_list_free (items);
1928 field->changed = TRUE;
1933 ev_view_form_field_choice_create_widget (EvView *view,
1936 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1938 GtkTreeModel *model;
1940 gint selected_item = 0;
1942 n_items = ev_document_forms_form_field_choice_get_n_items (EV_DOCUMENT_FORMS (view->document),
1944 model = GTK_TREE_MODEL (gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_INT));
1945 for (i = 0; i < n_items; i++) {
1949 item = ev_document_forms_form_field_choice_get_item (EV_DOCUMENT_FORMS (view->document),
1951 if (ev_document_forms_form_field_choice_is_item_selected (
1952 EV_DOCUMENT_FORMS (view->document), field, i)) {
1954 /* FIXME: we need a get_selected_items function in poppler */
1955 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1956 GINT_TO_POINTER (i));
1960 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
1961 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
1969 if (field_choice->type == EV_FORM_FIELD_CHOICE_LIST) {
1970 GtkCellRenderer *renderer;
1971 GtkWidget *tree_view;
1972 GtkTreeSelection *selection;
1974 tree_view = gtk_tree_view_new_with_model (model);
1975 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (tree_view), FALSE);
1977 selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view));
1978 if (field_choice->multi_select) {
1979 gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);
1982 /* TODO: set selected items */
1984 renderer = gtk_cell_renderer_text_new ();
1985 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
1991 choice = gtk_scrolled_window_new (NULL, NULL);
1992 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (choice),
1993 GTK_POLICY_AUTOMATIC,
1994 GTK_POLICY_AUTOMATIC);
1995 gtk_container_add (GTK_CONTAINER (choice), tree_view);
1996 gtk_widget_show (tree_view);
1998 g_signal_connect (G_OBJECT (selection), "changed",
1999 G_CALLBACK (ev_view_form_field_choice_changed),
2001 g_signal_connect_after (G_OBJECT (selection), "changed",
2002 G_CALLBACK (ev_view_form_field_destroy),
2004 } else if (field_choice->is_editable) { /* ComboBoxEntry */
2007 choice = gtk_combo_box_entry_new_with_model (model, 0);
2008 text = ev_document_forms_form_field_choice_get_text (EV_DOCUMENT_FORMS (view->document), field);
2010 gtk_entry_set_text (GTK_ENTRY (gtk_bin_get_child (GTK_BIN (choice))), text);
2014 g_signal_connect (G_OBJECT (choice), "changed",
2015 G_CALLBACK (ev_view_form_field_choice_changed),
2017 g_signal_connect_after (G_OBJECT (GTK_BIN (choice)->child), "activate",
2018 G_CALLBACK (ev_view_form_field_destroy),
2020 } else { /* ComboBoxText */
2021 GtkCellRenderer *renderer;
2023 choice = gtk_combo_box_new_with_model (model);
2024 renderer = gtk_cell_renderer_text_new ();
2025 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (choice),
2027 gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (choice),
2031 gtk_combo_box_set_active (GTK_COMBO_BOX (choice), selected_item);
2032 gtk_combo_box_popup (GTK_COMBO_BOX (choice));
2034 g_signal_connect (G_OBJECT (choice), "changed",
2035 G_CALLBACK (ev_view_form_field_choice_changed),
2037 g_signal_connect_after (G_OBJECT (choice), "changed",
2038 G_CALLBACK (ev_view_form_field_destroy),
2042 g_object_unref (model);
2044 g_object_weak_ref (G_OBJECT (choice),
2045 (GWeakNotify)ev_view_form_field_choice_save,
2052 ev_view_handle_form_field (EvView *view,
2057 GtkWidget *field_widget = NULL;
2058 GList *form_field_mapping;
2059 EvRectangle field_area;
2060 GdkRectangle view_area;
2062 if (field->is_read_only)
2065 if (EV_IS_FORM_FIELD_BUTTON (field)) {
2066 field_widget = ev_view_form_field_button_create_widget (view, field);
2067 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
2068 field_widget = ev_view_form_field_text_create_widget (view, field);
2069 } else if (EV_IS_FORM_FIELD_CHOICE (field)) {
2070 field_widget = ev_view_form_field_choice_create_widget (view, field);
2071 } else if (EV_IS_FORM_FIELD_SIGNATURE (field)) {
2075 /* Form field doesn't require a widget */
2079 g_object_set_data_full (G_OBJECT (field_widget), "form-field",
2080 g_object_ref (field),
2081 (GDestroyNotify)g_object_unref);
2083 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, field->page);
2084 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
2086 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
2087 view_area.x -= view->scroll_x;
2088 view_area.y -= view->scroll_y;
2090 gtk_layout_put (GTK_LAYOUT (view), field_widget, view_area.x, view_area.y);
2091 gtk_widget_show (field_widget);
2092 gtk_widget_grab_focus (field_widget);
2095 /*** GtkWidget implementation ***/
2098 ev_view_size_request_continuous_dual_page (EvView *view,
2099 GtkRequisition *requisition)
2105 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2106 view->scale, &max_width);
2107 compute_border (view, max_width, max_width, &border);
2109 n_pages = ev_page_cache_get_n_pages (view->page_cache) + 1;
2111 requisition->width = (max_width + border.left + border.right) * 2 + (view->spacing * 3);
2112 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2114 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2115 requisition->width = 1;
2116 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2117 requisition->width = 1;
2118 /* FIXME: This could actually be set on one page docs or docs
2119 * with a strange aspect ratio. */
2120 /* requisition->height = 1;*/
2125 ev_view_size_request_continuous (EvView *view,
2126 GtkRequisition *requisition)
2133 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2134 view->scale, &max_width);
2135 n_pages = ev_page_cache_get_n_pages (view->page_cache);
2136 compute_border (view, max_width, max_width, &border);
2138 requisition->width = max_width + (view->spacing * 2) + border.left + border.right;
2139 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2141 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2142 requisition->width = 1;
2143 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2144 requisition->width = 1;
2145 /* FIXME: This could actually be set on one page docs or docs
2146 * with a strange aspect ratio. */
2147 /* requisition->height = 1;*/
2152 ev_view_size_request_dual_page (EvView *view,
2153 GtkRequisition *requisition)
2158 /* Find the largest of the two. */
2159 ev_page_cache_get_size (view->page_cache,
2164 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) {
2165 gint width_2, height_2;
2166 ev_page_cache_get_size (view->page_cache,
2167 view->current_page + 1,
2170 &width_2, &height_2);
2171 if (width_2 > width) {
2176 compute_border (view, width, height, &border);
2178 requisition->width = ((width + border.left + border.right) * 2) +
2179 (view->spacing * 3);
2180 requisition->height = (height + border.top + border.bottom) +
2181 (view->spacing * 2);
2183 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2184 requisition->width = 1;
2185 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2186 requisition->width = 1;
2187 requisition->height = 1;
2192 ev_view_size_request_single_page (EvView *view,
2193 GtkRequisition *requisition)
2198 ev_page_cache_get_size (view->page_cache,
2203 compute_border (view, width, height, &border);
2205 requisition->width = width + border.left + border.right + (2 * view->spacing);
2206 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2208 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2209 requisition->width = 1;
2210 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2211 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2212 requisition->width = 1;
2213 requisition->height = 1;
2218 ev_view_size_request (GtkWidget *widget,
2219 GtkRequisition *requisition)
2221 EvView *view = EV_VIEW (widget);
2223 if (view->document == NULL) {
2224 requisition->width = 1;
2225 requisition->height = 1;
2229 if (view->presentation) {
2230 requisition->width = 1;
2231 requisition->height = 1;
2235 if (view->continuous && view->dual_page)
2236 ev_view_size_request_continuous_dual_page (view, requisition);
2237 else if (view->continuous)
2238 ev_view_size_request_continuous (view, requisition);
2239 else if (view->dual_page)
2240 ev_view_size_request_dual_page (view, requisition);
2242 ev_view_size_request_single_page (view, requisition);
2246 ev_view_size_allocate (GtkWidget *widget,
2247 GtkAllocation *allocation)
2249 EvView *view = EV_VIEW (widget);
2250 GList *children, *l;
2252 GTK_WIDGET_CLASS (ev_view_parent_class)->size_allocate (widget, allocation);
2254 if (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
2255 view->sizing_mode == EV_SIZING_BEST_FIT) {
2257 g_signal_emit (view, signals[SIGNAL_ZOOM_INVALID], 0);
2259 ev_view_size_request (widget, &widget->requisition);
2262 view_set_adjustment_values (view, GTK_ORIENTATION_HORIZONTAL);
2263 view_set_adjustment_values (view, GTK_ORIENTATION_VERTICAL);
2266 view_update_range_and_current_page (view);
2268 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
2269 view->pending_resize = FALSE;
2271 children = gtk_container_get_children (GTK_CONTAINER (widget));
2272 for (l = children; l && l->data; l = g_list_next (l)) {
2274 EvRectangle field_area;
2275 GdkRectangle view_area;
2276 GList *form_field_mapping;
2277 GtkAllocation child_allocation;
2278 GtkRequisition child_requisition;
2279 GtkWidget *child = (GtkWidget *)l->data;
2281 field = g_object_get_data (G_OBJECT (child), "form-field");
2285 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
2287 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
2289 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
2290 view_area.x -= view->scroll_x;
2291 view_area.y -= view->scroll_y;
2293 gtk_widget_size_request (child, &child_requisition);
2294 if (child_requisition.width != view_area.width ||
2295 child_requisition.height != view_area.height)
2296 gtk_widget_set_size_request (child, view_area.width, view_area.height);
2298 gtk_container_child_get (GTK_CONTAINER (widget),
2300 "x", &child_allocation.x,
2301 "y", &child_allocation.y,
2303 if (child_allocation.x != view_area.x ||
2304 child_allocation.y != view_area.y) {
2305 gtk_layout_move (GTK_LAYOUT (widget), child, view_area.x, view_area.y);
2308 g_list_free (children);
2312 ev_view_realize (GtkWidget *widget)
2314 EvView *view = EV_VIEW (widget);
2316 if (GTK_WIDGET_CLASS (ev_view_parent_class)->realize)
2317 (* GTK_WIDGET_CLASS (ev_view_parent_class)->realize) (widget);
2319 gdk_window_set_events (view->layout.bin_window,
2320 (gdk_window_get_events (view->layout.bin_window) |
2322 GDK_BUTTON_PRESS_MASK |
2323 GDK_BUTTON_RELEASE_MASK |
2325 GDK_KEY_PRESS_MASK |
2326 GDK_POINTER_MOTION_MASK |
2327 GDK_POINTER_MOTION_HINT_MASK |
2328 GDK_ENTER_NOTIFY_MASK |
2329 GDK_LEAVE_NOTIFY_MASK));
2331 if (view->presentation)
2332 gdk_window_set_background (view->layout.bin_window, &widget->style->black);
2334 gdk_window_set_background (view->layout.bin_window, &widget->style->mid [GTK_STATE_NORMAL]);
2338 ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event)
2340 EvView *view = EV_VIEW (widget);
2343 state = event->state & gtk_accelerator_get_default_mod_mask ();
2345 if (state == GDK_CONTROL_MASK && view->presentation == FALSE) {
2346 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
2348 if (event->direction == GDK_SCROLL_UP ||
2349 event->direction == GDK_SCROLL_LEFT) {
2350 if (ev_view_can_zoom_in (view)) {
2351 ev_view_zoom_in (view);
2354 if (ev_view_can_zoom_out (view)) {
2355 ev_view_zoom_out (view);
2362 view->jump_to_find_result = FALSE;
2363 /* Shift+Wheel scrolls the in the perpendicular direction */
2364 if (state & GDK_SHIFT_MASK) {
2365 if (event->direction == GDK_SCROLL_UP)
2366 event->direction = GDK_SCROLL_LEFT;
2367 if (event->direction == GDK_SCROLL_LEFT)
2368 event->direction = GDK_SCROLL_UP;
2369 if (event->direction == GDK_SCROLL_DOWN)
2370 event->direction = GDK_SCROLL_RIGHT;
2371 if (event->direction == GDK_SCROLL_RIGHT)
2372 event->direction = GDK_SCROLL_DOWN;
2374 event->state &= ~GDK_SHIFT_MASK;
2375 state &= ~GDK_SHIFT_MASK;
2378 if (state == 0 && view->presentation) {
2379 switch (event->direction) {
2380 case GDK_SCROLL_DOWN:
2381 case GDK_SCROLL_RIGHT:
2382 ev_view_next_page (view);
2385 case GDK_SCROLL_LEFT:
2386 ev_view_previous_page (view);
2396 static EvViewSelection *
2397 find_selection_for_page (EvView *view,
2402 for (list = view->selection_info.selections; list != NULL; list = list->next) {
2403 EvViewSelection *selection;
2405 selection = (EvViewSelection *) list->data;
2407 if (selection->page == page)
2415 draw_end_presentation_page (EvView *view,
2416 GdkRectangle *page_area)
2418 PangoLayout *layout;
2419 PangoFontDescription *font_desc;
2421 const gchar *text = _("End of presentation. Press Escape to exit.");
2423 if (view->presentation_state != EV_PRESENTATION_END)
2426 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), NULL);
2427 markup = g_strdup_printf ("<span foreground=\"white\">%s</span>", text);
2428 pango_layout_set_markup (layout, markup, -1);
2431 font_desc = pango_font_description_new ();
2432 pango_font_description_set_size (font_desc, 16 * PANGO_SCALE);
2433 pango_layout_set_font_description (layout, font_desc);
2435 gtk_paint_layout (GTK_WIDGET (view)->style,
2436 view->layout.bin_window,
2437 GTK_WIDGET_STATE (view),
2446 pango_font_description_free (font_desc);
2447 g_object_unref (layout);
2451 ev_view_expose_event (GtkWidget *widget,
2452 GdkEventExpose *event)
2454 EvView *view = EV_VIEW (widget);
2458 if (view->presentation) {
2459 switch (view->presentation_state) {
2460 case EV_PRESENTATION_END: {
2461 GdkRectangle area = {0};
2463 area.width = widget->allocation.width;
2464 area.height = widget->allocation.height;
2466 draw_end_presentation_page (view, &area);
2469 case EV_PRESENTATION_BLACK:
2470 case EV_PRESENTATION_WHITE:
2472 case EV_PRESENTATION_NORMAL:
2476 } else if (view->loading) {
2477 GdkRectangle area = {0};
2479 area.width = widget->allocation.width;
2480 area.height = widget->allocation.height;
2482 draw_loading_text (view,
2487 if (view->document == NULL)
2490 cr = gdk_cairo_create (view->layout.bin_window);
2492 for (i = view->start_page; i <= view->end_page; i++) {
2493 GdkRectangle page_area;
2495 gboolean page_ready = TRUE;
2497 if (!get_page_extents (view, i, &page_area, &border))
2500 page_area.x -= view->scroll_x;
2501 page_area.y -= view->scroll_y;
2503 draw_one_page (view, i, cr, &page_area, &border, &(event->area), &page_ready);
2505 if (page_ready && EV_IS_DOCUMENT_FIND (view->document) && view->highlight_find_results)
2506 highlight_find_results (view, i);
2511 if (GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event)
2512 (* GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event) (widget, event);
2518 ev_view_do_popup_menu (EvView *view,
2525 image = ev_view_get_image_at_location (view, x, y);
2527 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, image);
2531 link = ev_view_get_link_at_location (view, x, y);
2533 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, link);
2537 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, NULL);
2543 ev_view_popup_menu (GtkWidget *widget)
2547 gtk_widget_get_pointer (widget, &x, &y);
2548 return ev_view_do_popup_menu (EV_VIEW (widget), x, y);
2551 #if GTK_CHECK_VERSION (2, 11, 7)
2553 get_link_area (EvView *view,
2559 EvRectangle ev_rect;
2560 GList *link_mapping;
2562 gint x_offset = 0, y_offset = 0;
2564 x += view->scroll_x;
2565 y += view->scroll_y;
2567 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
2569 link_mapping = ev_pixbuf_cache_get_link_mapping (view->pixbuf_cache, page);
2570 ev_link_mapping_get_area (link_mapping, link, &ev_rect);
2572 doc_rect_to_view_rect (view, page, &ev_rect, area);
2573 area->y -= view->scroll_y ;
2577 ev_view_query_tooltip (GtkWidget *widget,
2580 gboolean keyboard_tip,
2581 GtkTooltip *tooltip)
2583 EvView *view = EV_VIEW (widget);
2587 link = ev_view_get_link_at_location (view, x, y);
2591 text = tip_from_link (view, link);
2592 if (text && g_utf8_validate (text, -1, NULL)) {
2593 GdkRectangle link_area;
2595 get_link_area (view, x, y, link, &link_area);
2596 gtk_tooltip_set_text (tooltip, text);
2597 gtk_tooltip_set_tip_area (tooltip, &link_area);
2603 #endif /* GTK_CHECK_VERSION (2, 11, 7) */
2606 start_selection_for_event (EvView *view,
2607 GdkEventButton *event)
2609 EvSelectionStyle style;
2611 clear_selection (view);
2613 view->selection_info.start.x = event->x + view->scroll_x;
2614 view->selection_info.start.y = event->y + view->scroll_y;
2616 switch (event->type) {
2617 case GDK_2BUTTON_PRESS:
2618 style = EV_SELECTION_STYLE_WORD;
2620 case GDK_3BUTTON_PRESS:
2621 style = EV_SELECTION_STYLE_LINE;
2624 style = EV_SELECTION_STYLE_GLYPH;
2628 view->selection_info.style = style;
2632 ev_view_button_press_event (GtkWidget *widget,
2633 GdkEventButton *event)
2635 EvView *view = EV_VIEW (widget);
2637 if (!view->document)
2640 if (!GTK_WIDGET_HAS_FOCUS (widget)) {
2641 gtk_widget_grab_focus (widget);
2644 view->pressed_button = event->button;
2645 view->selection_info.in_drag = FALSE;
2647 switch (event->button) {
2652 if (EV_IS_SELECTION (view->document) && view->selection_info.selections) {
2653 if (event->type == GDK_3BUTTON_PRESS) {
2654 start_selection_for_event (view, event);
2655 } else if (location_in_selected_text (view,
2656 event->x + view->scroll_x,
2657 event->y + view->scroll_y)) {
2658 view->selection_info.in_drag = TRUE;
2660 start_selection_for_event (view, event);
2663 gtk_widget_queue_draw (widget);
2664 } else if ((field = ev_view_get_form_field_at_location (view, event->x, event->y))) {
2665 ev_view_remove_all (view);
2666 ev_view_handle_form_field (view, field, event->x, event->y);
2667 } else if (!location_in_text (view, event->x + view->scroll_x, event->y + view->scroll_y) &&
2668 (image = ev_view_get_image_at_location (view, event->x, event->y))) {
2669 if (view->image_dnd_info.image)
2670 g_object_unref (view->image_dnd_info.image);
2671 view->image_dnd_info.image = g_object_ref (image);
2672 view->image_dnd_info.in_drag = TRUE;
2674 view->image_dnd_info.start.x = event->x + view->scroll_x;
2675 view->image_dnd_info.start.y = event->y + view->scroll_y;
2677 ev_view_remove_all (view);
2679 if (EV_IS_SELECTION (view->document))
2680 start_selection_for_event (view, event);
2685 /* use root coordinates as reference point because
2686 * scrolling changes window relative coordinates */
2687 view->drag_info.start.x = event->x_root;
2688 view->drag_info.start.y = event->y_root;
2689 view->drag_info.hadj = gtk_adjustment_get_value (view->hadjustment);
2690 view->drag_info.vadj = gtk_adjustment_get_value (view->vadjustment);
2692 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
2696 return ev_view_do_popup_menu (view, event->x, event->y);
2703 ev_view_remove_all (EvView *view)
2705 GList *children, *child;
2707 children = gtk_container_get_children (GTK_CONTAINER (view));
2708 for (child = children; child && child->data; child = g_list_next (child)) {
2709 gtk_container_remove (GTK_CONTAINER (view),
2710 GTK_WIDGET (child->data));
2712 g_list_free (children);
2715 /*** Drag and Drop ***/
2717 ev_view_drag_data_get (GtkWidget *widget,
2718 GdkDragContext *context,
2719 GtkSelectionData *selection_data,
2723 EvView *view = EV_VIEW (widget);
2726 case TARGET_DND_TEXT:
2727 if (EV_IS_SELECTION (view->document) &&
2728 view->selection_info.selections) {
2731 text = get_selected_text (view);
2732 gtk_selection_data_set_text (selection_data,
2738 case TARGET_DND_IMAGE:
2739 if (view->image_dnd_info.image) {
2742 pixbuf = ev_image_get_pixbuf (view->image_dnd_info.image);
2743 gtk_selection_data_set_pixbuf (selection_data, pixbuf);
2746 case TARGET_DND_URI:
2747 if (view->image_dnd_info.image) {
2748 const gchar *tmp_uri;
2751 tmp_uri = ev_image_save_tmp (view->image_dnd_info.image);
2753 uris = g_new0 (gchar *, 2);
2754 uris[0] = (gchar *)tmp_uri;
2756 gtk_selection_data_set_uris (selection_data, uris);
2758 /* g_free instead of g_strfreev since tmp_uri is const */
2765 ev_view_drag_motion (GtkWidget *widget,
2766 GdkDragContext *context,
2771 if (gtk_drag_get_source_widget (context) == widget)
2772 gdk_drag_status (context, 0, time);
2774 gdk_drag_status (context, context->suggested_action, time);
2780 ev_view_drag_data_received (GtkWidget *widget,
2781 GdkDragContext *context,
2784 GtkSelectionData *selection_data,
2790 GSList *uri_list = NULL;
2792 uris = gtk_selection_data_get_uris (selection_data);
2794 gtk_drag_finish (context, FALSE, FALSE, time);
2798 for (i = 0; uris[i]; i++) {
2799 uri_list = g_slist_prepend (uri_list, (gpointer) uris[i]);
2802 ev_application_open_uri_list (EV_APP, uri_list,
2803 gtk_widget_get_screen (widget),
2805 gtk_drag_finish (context, TRUE, FALSE, time);
2808 g_slist_free (uri_list);
2813 selection_update_idle_cb (EvView *view)
2815 compute_selections (view,
2816 view->selection_info.style,
2817 &view->selection_info.start,
2819 view->selection_update_id = 0;
2824 selection_scroll_timeout_cb (EvView *view)
2826 gint x, y, shift = 0;
2827 GtkWidget *widget = GTK_WIDGET (view);
2829 gtk_widget_get_pointer (widget, &x, &y);
2831 if (y > widget->allocation.height) {
2832 shift = (y - widget->allocation.height) / 2;
2838 gtk_adjustment_set_value (view->vadjustment,
2839 CLAMP (view->vadjustment->value + shift,
2840 view->vadjustment->lower,
2841 view->vadjustment->upper -
2842 view->vadjustment->page_size));
2844 if (x > widget->allocation.width) {
2845 shift = (x - widget->allocation.width) / 2;
2851 gtk_adjustment_set_value (view->hadjustment,
2852 CLAMP (view->hadjustment->value + shift,
2853 view->hadjustment->lower,
2854 view->hadjustment->upper -
2855 view->hadjustment->page_size));
2861 ev_view_motion_notify_event (GtkWidget *widget,
2862 GdkEventMotion *event)
2864 EvView *view = EV_VIEW (widget);
2867 if (!view->document)
2870 if (event->is_hint || event->window != view->layout.bin_window) {
2871 gtk_widget_get_pointer (widget, &x, &y);
2877 if (view->selection_info.in_drag) {
2878 if (gtk_drag_check_threshold (widget,
2879 view->selection_info.start.x,
2880 view->selection_info.start.y,
2882 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2884 gtk_target_list_add_text_targets (target_list, TARGET_DND_TEXT);
2886 gtk_drag_begin (widget, target_list,
2888 1, (GdkEvent *)event);
2890 view->selection_info.in_drag = FALSE;
2892 gtk_target_list_unref (target_list);
2896 } else if (view->image_dnd_info.in_drag) {
2897 if (gtk_drag_check_threshold (widget,
2898 view->selection_info.start.x,
2899 view->selection_info.start.y,
2901 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2903 gtk_target_list_add_uri_targets (target_list, TARGET_DND_URI);
2904 gtk_target_list_add_image_targets (target_list, TARGET_DND_IMAGE, TRUE);
2906 gtk_drag_begin (widget, target_list,
2908 1, (GdkEvent *)event);
2910 view->image_dnd_info.in_drag = FALSE;
2912 gtk_target_list_unref (target_list);
2918 /* For the Evince 0.4.x release, we limit selection to un-rotated
2921 if (view->pressed_button == 1 && view->rotation == 0) {
2923 /* Schedule timeout to scroll during selection and additionally
2924 * scroll once to allow arbitrary speed. */
2925 if (!view->selection_scroll_id)
2926 view->selection_scroll_id = g_timeout_add (SCROLL_TIME, (GSourceFunc)selection_scroll_timeout_cb, view);
2928 selection_scroll_timeout_cb (view);
2930 view->selection_info.in_selection = TRUE;
2931 view->motion.x = x + view->scroll_x;
2932 view->motion.y = y + view->scroll_y;
2934 /* Queue an idle to handle the motion. We do this because
2935 * handling any selection events in the motion could be slower
2936 * than new motion events reach us. We always put it in the
2937 * idle to make sure we catch up and don't visibly lag the
2939 if (!view->selection_update_id)
2940 view->selection_update_id = g_idle_add ((GSourceFunc)selection_update_idle_cb, view);
2943 } else if (view->pressed_button == 2) {
2944 if (!view->drag_info.in_drag) {
2947 start = gtk_drag_check_threshold (widget,
2948 view->drag_info.start.x,
2949 view->drag_info.start.y,
2952 view->drag_info.in_drag = start;
2955 if (view->drag_info.in_drag) {
2957 gdouble dhadj_value, dvadj_value;
2959 dx = event->x_root - view->drag_info.start.x;
2960 dy = event->y_root - view->drag_info.start.y;
2962 dhadj_value = view->hadjustment->page_size *
2963 (gdouble)dx / widget->allocation.width;
2964 dvadj_value = view->vadjustment->page_size *
2965 (gdouble)dy / widget->allocation.height;
2967 /* clamp scrolling to visible area */
2968 gtk_adjustment_set_value (view->hadjustment,
2969 MIN(view->drag_info.hadj - dhadj_value,
2970 view->hadjustment->upper -
2971 view->hadjustment->page_size));
2972 gtk_adjustment_set_value (view->vadjustment,
2973 MIN(view->drag_info.vadj - dvadj_value,
2974 view->vadjustment->upper -
2975 view->vadjustment->page_size));
2979 } else if (view->pressed_button <= 0) {
2980 ev_view_handle_cursor_over_xy (view, x, y);
2988 ev_view_button_release_event (GtkWidget *widget,
2989 GdkEventButton *event)
2991 EvView *view = EV_VIEW (widget);
2992 EvLink *link = NULL;
2994 view->drag_info.in_drag = FALSE;
2995 view->image_dnd_info.in_drag = FALSE;
2997 if (view->pressed_button == 2) {
2998 ev_view_handle_cursor_over_xy (view, event->x, event->y);
3001 if (view->document && view->pressed_button != 3) {
3002 link = ev_view_get_link_at_location (view, event->x, event->y);
3005 view->pressed_button = -1;
3007 if (view->selection_scroll_id) {
3008 g_source_remove (view->selection_scroll_id);
3009 view->selection_scroll_id = 0;
3011 if (view->selection_update_id) {
3012 g_source_remove (view->selection_update_id);
3013 view->selection_update_id = 0;
3016 if (!view->selection_info.in_selection &&
3017 view->selection_info.style != EV_SELECTION_STYLE_GLYPH) {
3018 compute_selections (view,
3019 view->selection_info.style,
3020 &(view->selection_info.start),
3021 &(view->selection_info.start));
3024 if (view->selection_info.selections) {
3025 ev_view_update_primary_selection (view);
3027 if (view->selection_info.in_drag) {
3028 clear_selection (view);
3029 gtk_widget_queue_draw (widget);
3032 view->selection_info.in_drag = FALSE;
3034 if (event->button == 2) {
3035 EvLinkAction *action;
3036 EvLinkActionType type;
3038 action = ev_link_get_action (link);
3042 type = ev_link_action_get_action_type (action);
3043 if (type == EV_LINK_ACTION_TYPE_GOTO_DEST) {
3044 g_signal_emit (view,
3045 signals[SIGNAL_EXTERNAL_LINK],
3049 ev_view_handle_link (view, link);
3051 } else if (view->presentation) {
3052 switch (event->button) {
3054 ev_view_next_page (view);
3057 ev_view_previous_page (view);
3066 /* Cut and paste from gtkwindow.c */
3068 send_focus_change (GtkWidget *widget,
3071 GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);
3073 g_object_ref (widget);
3076 GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
3078 GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
3080 fevent->focus_change.type = GDK_FOCUS_CHANGE;
3081 fevent->focus_change.window = g_object_ref (widget->window);
3082 fevent->focus_change.in = in;
3084 gtk_widget_event (widget, fevent);
3086 g_object_notify (G_OBJECT (widget), "has-focus");
3088 g_object_unref (widget);
3089 gdk_event_free (fevent);
3093 ev_view_goto_window_hide (EvView *view)
3095 /* send focus-in event */
3096 send_focus_change (view->goto_entry, FALSE);
3097 gtk_widget_hide (view->goto_window);
3098 gtk_entry_set_text (GTK_ENTRY (view->goto_entry), "");
3102 ev_view_goto_window_delete_event (GtkWidget *widget,
3106 ev_view_goto_window_hide (view);
3112 key_is_numeric (guint keyval)
3114 return ((keyval >= GDK_0 && keyval <= GDK_9) ||
3115 (keyval >= GDK_KP_0 && keyval <= GDK_KP_9));
3119 ev_view_goto_window_key_press_event (GtkWidget *widget,
3123 switch (event->keyval) {
3127 case GDK_ISO_Left_Tab:
3128 ev_view_goto_window_hide (view);
3137 if (!key_is_numeric (event->keyval))
3145 ev_view_goto_window_button_press_event (GtkWidget *widget,
3146 GdkEventButton *event,
3149 ev_view_goto_window_hide (view);
3155 ev_view_goto_entry_activate (GtkEntry *entry,
3161 text = gtk_entry_get_text (entry);
3162 page = atoi (text) - 1;
3164 ev_view_goto_window_hide (view);
3167 page < ev_page_cache_get_n_pages (view->page_cache))
3168 ev_page_cache_set_current_page (view->page_cache, page);
3172 ev_view_goto_window_create (EvView *view)
3174 GtkWidget *frame, *hbox, *toplevel, *label;
3176 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (view));
3178 if (view->goto_window) {
3179 if (GTK_WINDOW (toplevel)->group)
3180 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
3181 GTK_WINDOW (view->goto_window));
3182 else if (GTK_WINDOW (view->goto_window)->group)
3183 gtk_window_group_remove_window (GTK_WINDOW (view->goto_window)->group,
3184 GTK_WINDOW (view->goto_window));
3188 view->goto_window = gtk_window_new (GTK_WINDOW_POPUP);
3190 if (GTK_WINDOW (toplevel)->group)
3191 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
3192 GTK_WINDOW (view->goto_window));
3194 gtk_window_set_modal (GTK_WINDOW (view->goto_window), TRUE);
3196 g_signal_connect (view->goto_window, "delete_event",
3197 G_CALLBACK (ev_view_goto_window_delete_event),
3199 g_signal_connect (view->goto_window, "key_press_event",
3200 G_CALLBACK (ev_view_goto_window_key_press_event),
3202 g_signal_connect (view->goto_window, "button_press_event",
3203 G_CALLBACK (ev_view_goto_window_button_press_event),
3206 frame = gtk_frame_new (NULL);
3207 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
3208 gtk_container_add (GTK_CONTAINER (view->goto_window), frame);
3209 gtk_widget_show (frame);
3211 hbox = gtk_hbox_new (FALSE, 0);
3212 gtk_container_set_border_width (GTK_CONTAINER (hbox), 3);
3213 gtk_container_add (GTK_CONTAINER (frame), hbox);
3214 gtk_widget_show (hbox);
3216 label = gtk_label_new(_("Jump to page:"));
3217 gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, TRUE, 3);
3218 gtk_widget_show (label);
3219 gtk_widget_realize (label);
3221 view->goto_entry = gtk_entry_new ();
3222 g_signal_connect (view->goto_entry, "activate",
3223 G_CALLBACK (ev_view_goto_entry_activate),
3225 gtk_box_pack_start_defaults (GTK_BOX (hbox), view->goto_entry);
3226 gtk_widget_show (view->goto_entry);
3227 gtk_widget_realize (view->goto_entry);
3231 ev_view_goto_entry_grab_focus (EvView *view)
3233 GtkWidgetClass *entry_parent_class;
3235 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (view->goto_entry));
3236 (entry_parent_class->grab_focus) (view->goto_entry);
3238 send_focus_change (view->goto_entry, TRUE);
3242 ev_view_goto_window_send_key_event (EvView *view,
3245 GdkEventKey *new_event;
3248 /* Move goto window off screen */
3249 screen = gtk_widget_get_screen (GTK_WIDGET (view));
3250 gtk_window_move (GTK_WINDOW (view->goto_window),
3251 gdk_screen_get_width (screen) + 1,
3252 gdk_screen_get_height (screen) + 1);
3253 gtk_widget_show (view->goto_window);
3255 new_event = (GdkEventKey *) gdk_event_copy (event);
3256 g_object_unref (new_event->window);
3257 new_event->window = g_object_ref (view->goto_window->window);
3258 gtk_widget_realize (view->goto_window);
3260 gtk_widget_event (view->goto_window, (GdkEvent *)new_event);
3261 gdk_event_free ((GdkEvent *)new_event);
3262 gtk_widget_hide (view->goto_window);
3266 ev_view_key_press_event (GtkWidget *widget,
3269 EvView *view = EV_VIEW (widget);
3270 EvPresentationState current;
3272 if (!view->document)
3275 if (!view->presentation ||
3276 view->presentation_state == EV_PRESENTATION_END)
3277 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3280 current = view->presentation_state;
3282 switch (event->keyval) {
3285 view->presentation_state =
3286 (view->presentation_state == EV_PRESENTATION_BLACK) ?
3287 EV_PRESENTATION_NORMAL : EV_PRESENTATION_BLACK;
3291 view->presentation_state =
3292 (view->presentation_state == EV_PRESENTATION_WHITE) ?
3293 EV_PRESENTATION_NORMAL : EV_PRESENTATION_WHITE;
3296 if (view->presentation_state == EV_PRESENTATION_BLACK ||
3297 view->presentation_state == EV_PRESENTATION_WHITE) {
3298 view->presentation_state = EV_PRESENTATION_NORMAL;
3302 if (current == view->presentation_state) {
3303 if (ev_page_cache_get_n_pages (view->page_cache) > 1 &&
3304 key_is_numeric (event->keyval)) {
3307 ev_view_goto_window_create (view);
3308 ev_view_goto_window_send_key_event (view, (GdkEvent *)event);
3309 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
3310 gtk_window_move (GTK_WINDOW (view->goto_window), x, y);
3311 gtk_widget_show (view->goto_window);
3312 ev_view_goto_entry_grab_focus (view);
3317 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3320 switch (view->presentation_state) {
3321 case EV_PRESENTATION_NORMAL:
3322 case EV_PRESENTATION_BLACK:
3323 gdk_window_set_background (view->layout.bin_window,
3324 &widget->style->black);
3326 case EV_PRESENTATION_WHITE:
3327 gdk_window_set_background (view->layout.bin_window,
3328 &widget->style->white);
3331 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3334 gtk_widget_queue_draw (widget);
3339 ev_view_focus_in (GtkWidget *widget,
3340 GdkEventFocus *event)
3342 if (EV_VIEW (widget)->pixbuf_cache)
3343 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3344 gtk_widget_queue_draw (widget);
3350 ev_view_focus_out (GtkWidget *widget,
3351 GdkEventFocus *event)
3353 if (EV_VIEW (widget)->goto_window)
3354 ev_view_goto_window_hide (EV_VIEW (widget));
3356 if (EV_VIEW (widget)->pixbuf_cache)
3357 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3358 gtk_widget_queue_draw (widget);
3364 ev_view_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3366 EvView *view = EV_VIEW (widget);
3368 if (view->cursor != EV_VIEW_CURSOR_NORMAL)
3369 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
3371 #if !GTK_CHECK_VERSION (2, 11, 7)
3372 if (view->link_tooltip) {
3373 view->hovered_link = NULL;
3374 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
3382 ev_view_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3384 EvView *view = EV_VIEW (widget);
3386 ev_view_handle_cursor_over_xy (view, event->x, event->y);
3392 ev_view_style_set (GtkWidget *widget,
3393 GtkStyle *old_style)
3395 if (EV_VIEW (widget)->pixbuf_cache)
3396 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3398 GTK_WIDGET_CLASS (ev_view_parent_class)->style_set (widget, old_style);
3404 ev_gdk_color_to_rgb (const GdkColor *color)
3407 result = (0xff0000 | (color->red & 0xff00));
3409 result |= ((color->green & 0xff00) | (color->blue >> 8));
3414 draw_rubberband (GtkWidget *widget, GdkWindow *window,
3415 const GdkRectangle *rect, guchar alpha)
3419 GdkColor *fill_color_gdk;
3422 fill_color_gdk = gdk_color_copy (>K_WIDGET (widget)->style->base[GTK_STATE_SELECTED]);
3423 fill_color = ev_gdk_color_to_rgb (fill_color_gdk) << 8 | alpha;
3425 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
3426 rect->width, rect->height);
3427 gdk_pixbuf_fill (pixbuf, fill_color);
3429 gdk_draw_pixbuf (window, NULL, pixbuf,
3431 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3432 rect->width, rect->height,
3433 GDK_RGB_DITHER_NONE,
3436 g_object_unref (pixbuf);
3438 gc = gdk_gc_new (window);
3439 gdk_gc_set_rgb_fg_color (gc, fill_color_gdk);
3440 gdk_draw_rectangle (window, gc, FALSE,
3441 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3444 g_object_unref (gc);
3446 gdk_color_free (fill_color_gdk);
3451 highlight_find_results (EvView *view, int page)
3453 EvDocumentFind *find;
3456 find = EV_DOCUMENT_FIND (view->document);
3458 results = ev_document_find_get_n_results (find, page);
3460 for (i = 0; i < results; i++) {
3461 EvRectangle rectangle;
3462 GdkRectangle view_rectangle;
3465 if (i == view->find_result && page == view->current_page) {
3471 ev_document_find_get_result (find, page, i, &rectangle);
3472 doc_rect_to_view_rect (view, page, &rectangle, &view_rectangle);
3473 draw_rubberband (GTK_WIDGET (view), view->layout.bin_window,
3474 &view_rectangle, alpha);
3479 draw_loading_text (EvView *view,
3480 GdkRectangle *page_area,
3481 GdkRectangle *expose_area)
3486 /* Don't annoy users with loading messages during presentations.
3487 * FIXME: Temporary "workaround" for
3488 * http://bugzilla.gnome.org/show_bug.cgi?id=320352 */
3489 if (view->presentation)
3492 if (!view->loading_text) {
3493 const gchar *loading_text = _("Loading...");
3494 PangoLayout *layout;
3495 PangoFontDescription *font_desc;
3496 PangoRectangle logical_rect;
3500 ev_document_fc_mutex_lock ();
3502 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), loading_text);
3504 font_desc = pango_font_description_new ();
3506 /* We set the font to be 10 points, get the size, and scale appropriately */
3507 pango_font_description_set_size (font_desc, 10 * PANGO_SCALE);
3508 pango_layout_set_font_description (layout, font_desc);
3509 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3511 target_width = MAX (page_area->width / 2, 1);
3512 real_scale = ((double)target_width / (double) logical_rect.width) * (PANGO_SCALE * 10);
3513 pango_font_description_set_size (font_desc, (int)real_scale);
3514 pango_layout_set_font_description (layout, font_desc);
3515 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3517 view->loading_text = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
3519 logical_rect.height);
3520 cr = cairo_create (view->loading_text);
3521 cairo_set_source_rgb (cr,
3525 pango_cairo_show_layout (cr, layout);
3528 pango_font_description_free (font_desc);
3529 g_object_unref (layout);
3531 ev_document_fc_mutex_unlock ();
3534 width = (page_area->width - cairo_image_surface_get_width (view->loading_text)) / 2;
3535 height = (page_area->height - cairo_image_surface_get_height (view->loading_text)) / 2;
3537 cr = gdk_cairo_create (view->layout.bin_window);
3538 cairo_translate (cr,
3539 page_area->x + width,
3540 page_area->y + height);
3541 cairo_set_source_surface (cr, view->loading_text, 0, 0);
3547 draw_one_page (EvView *view,
3550 GdkRectangle *page_area,
3552 GdkRectangle *expose_area,
3553 gboolean *page_ready)
3555 GdkRectangle overlap;
3556 GdkRectangle real_page_area;
3558 g_assert (view->document);
3560 if (! gdk_rectangle_intersect (page_area, expose_area, &overlap))
3563 /* Render the document itself */
3564 real_page_area = *page_area;
3566 real_page_area.x += border->left;
3567 real_page_area.y += border->top;
3568 real_page_area.width -= (border->left + border->right);
3569 real_page_area.height -= (border->top + border->bottom);
3572 if (!view->presentation) {
3575 current_page = ev_page_cache_get_current_page (view->page_cache);
3576 ev_document_misc_paint_one_page (view->layout.bin_window,
3579 page == current_page);
3582 if (gdk_rectangle_intersect (&real_page_area, expose_area, &overlap)) {
3584 gint page_width, page_height;
3585 cairo_surface_t *page_surface = NULL;
3586 gint selection_width, selection_height;
3587 cairo_surface_t *selection_surface = NULL;
3589 page_surface = ev_pixbuf_cache_get_surface (view->pixbuf_cache, page);
3591 if (!page_surface) {
3592 draw_loading_text (view,
3595 *page_ready = FALSE;
3600 ev_page_cache_get_size (view->page_cache,
3601 page, view->rotation,
3605 page_width = cairo_image_surface_get_width (page_surface);
3606 page_height = cairo_image_surface_get_height (page_surface);
3609 cairo_translate (cr, overlap.x, overlap.y);
3611 if (width != page_width || height != page_height) {
3612 cairo_pattern_set_filter (cairo_get_source (cr),
3615 (gdouble)width / page_width,
3616 (gdouble)height / page_height);
3619 cairo_surface_set_device_offset (page_surface,
3620 overlap.x - real_page_area.x,
3621 overlap.y - real_page_area.y);
3622 cairo_set_source_surface (cr, page_surface, 0, 0);
3626 /* Get the selection pixbuf iff we have something to draw */
3627 if (find_selection_for_page (view, page) &&
3628 view->selection_mode == EV_VIEW_SELECTION_TEXT) {
3630 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
3636 if (!selection_surface) {
3640 selection_width = cairo_image_surface_get_width (selection_surface);
3641 selection_height = cairo_image_surface_get_height (selection_surface);
3644 cairo_translate (cr, overlap.x, overlap.y);
3646 if (width != selection_width || height != selection_height) {
3647 cairo_pattern_set_filter (cairo_get_source (cr),
3650 (gdouble)width / selection_width,
3651 (gdouble)height / selection_height);
3654 cairo_surface_set_device_offset (selection_surface,
3655 overlap.x - real_page_area.x,
3656 overlap.y - real_page_area.y);
3657 cairo_set_source_surface (cr, selection_surface, 0, 0);
3663 /*** GObject functions ***/
3666 ev_view_finalize (GObject *object)
3668 EvView *view = EV_VIEW (object);
3670 g_free (view->find_status);
3672 clear_selection (view);
3674 if (view->image_dnd_info.image)
3675 g_object_unref (view->image_dnd_info.image);
3676 view->image_dnd_info.image = NULL;
3678 G_OBJECT_CLASS (ev_view_parent_class)->finalize (object);
3682 ev_view_destroy (GtkObject *object)
3684 EvView *view = EV_VIEW (object);
3686 if (view->document) {
3687 g_object_unref (view->document);
3688 view->document = NULL;
3691 if (view->pixbuf_cache) {
3692 g_object_unref (view->pixbuf_cache);
3693 view->pixbuf_cache = NULL;
3696 #if !GTK_CHECK_VERSION (2, 11, 7)
3697 if (view->link_tooltip) {
3698 gtk_widget_destroy (view->link_tooltip);
3699 view->link_tooltip = NULL;
3702 if (view->goto_window) {
3703 gtk_widget_destroy (view->goto_window);
3704 view->goto_window = NULL;
3705 view->goto_entry = NULL;
3708 if (view->selection_scroll_id) {
3709 g_source_remove (view->selection_scroll_id);
3710 view->selection_scroll_id = 0;
3713 if (view->selection_update_id) {
3714 g_source_remove (view->selection_update_id);
3715 view->selection_update_id = 0;
3718 if (view->loading_text) {
3719 cairo_surface_destroy (view->loading_text);
3720 view->loading_text = NULL;
3723 ev_view_presentation_transition_stop (view);
3725 ev_view_set_scroll_adjustments (GTK_LAYOUT (view), NULL, NULL);
3727 GTK_OBJECT_CLASS (ev_view_parent_class)->destroy (object);
3731 ev_view_set_property (GObject *object,
3733 const GValue *value,
3736 EvView *view = EV_VIEW (object);
3739 case PROP_CONTINUOUS:
3740 ev_view_set_continuous (view, g_value_get_boolean (value));
3742 case PROP_DUAL_PAGE:
3743 ev_view_set_dual_page (view, g_value_get_boolean (value));
3745 case PROP_FULLSCREEN:
3746 ev_view_set_fullscreen (view, g_value_get_boolean (value));
3748 case PROP_PRESENTATION:
3749 ev_view_set_presentation (view, g_value_get_boolean (value));
3751 case PROP_SIZING_MODE:
3752 ev_view_set_sizing_mode (view, g_value_get_enum (value));
3755 ev_view_set_zoom (view, g_value_get_double (value), FALSE);
3758 ev_view_set_rotation (view, g_value_get_int (value));
3761 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3766 ev_view_get_accessible (GtkWidget *widget)
3768 static gboolean first_time = TRUE;
3771 AtkObjectFactory *factory;
3772 AtkRegistry *registry;
3774 GType derived_atk_type;
3777 * Figure out whether accessibility is enabled by looking at the
3778 * type of the accessible object which would be created for
3779 * the parent type of EvView.
3781 derived_type = g_type_parent (EV_TYPE_VIEW);
3783 registry = atk_get_default_registry ();
3784 factory = atk_registry_get_factory (registry,
3786 derived_atk_type = atk_object_factory_get_accessible_type (factory);
3787 if (g_type_is_a (derived_atk_type, GTK_TYPE_ACCESSIBLE))
3788 atk_registry_set_factory_type (registry,
3790 ev_view_accessible_factory_get_type ());
3793 return GTK_WIDGET_CLASS (ev_view_parent_class)->get_accessible (widget);
3797 ev_view_get_property (GObject *object,
3802 EvView *view = EV_VIEW (object);
3805 case PROP_FIND_STATUS:
3806 g_value_set_string (value, view->find_status);
3808 case PROP_CONTINUOUS:
3809 g_value_set_boolean (value, view->continuous);
3811 case PROP_DUAL_PAGE:
3812 g_value_set_boolean (value, view->dual_page);
3814 case PROP_FULLSCREEN:
3815 g_value_set_boolean (value, view->fullscreen);
3817 case PROP_PRESENTATION:
3818 g_value_set_boolean (value, view->presentation);
3820 case PROP_SIZING_MODE:
3821 g_value_set_enum (value, view->sizing_mode);
3824 g_value_set_double (value, view->scale);
3827 g_value_set_int (value, view->rotation);
3829 case PROP_HAS_SELECTION:
3830 g_value_set_boolean (value,
3831 view->selection_info.selections != NULL);
3834 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3839 ev_view_class_init (EvViewClass *class)
3841 GObjectClass *object_class = G_OBJECT_CLASS (class);
3842 GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (class);
3843 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
3844 GtkLayoutClass *layout_class = GTK_LAYOUT_CLASS (class);
3845 GtkBindingSet *binding_set;
3847 object_class->finalize = ev_view_finalize;
3848 object_class->set_property = ev_view_set_property;
3849 object_class->get_property = ev_view_get_property;
3851 widget_class->expose_event = ev_view_expose_event;
3852 widget_class->button_press_event = ev_view_button_press_event;
3853 widget_class->motion_notify_event = ev_view_motion_notify_event;
3854 widget_class->button_release_event = ev_view_button_release_event;
3855 widget_class->key_press_event = ev_view_key_press_event;
3856 widget_class->focus_in_event = ev_view_focus_in;
3857 widget_class->focus_out_event = ev_view_focus_out;
3858 widget_class->get_accessible = ev_view_get_accessible;
3859 widget_class->size_request = ev_view_size_request;
3860 widget_class->size_allocate = ev_view_size_allocate;
3861 widget_class->realize = ev_view_realize;
3862 widget_class->scroll_event = ev_view_scroll_event;
3863 widget_class->enter_notify_event = ev_view_enter_notify_event;
3864 widget_class->leave_notify_event = ev_view_leave_notify_event;
3865 widget_class->style_set = ev_view_style_set;
3866 widget_class->drag_data_get = ev_view_drag_data_get;
3867 widget_class->drag_motion = ev_view_drag_motion;
3868 widget_class->drag_data_received = ev_view_drag_data_received;
3869 widget_class->popup_menu = ev_view_popup_menu;
3870 #if GTK_CHECK_VERSION (2, 11, 7)
3871 widget_class->query_tooltip = ev_view_query_tooltip;
3874 gtk_object_class->destroy = ev_view_destroy;
3876 layout_class->set_scroll_adjustments = ev_view_set_scroll_adjustments;
3878 class->binding_activated = ev_view_scroll;
3880 signals[SIGNAL_BINDING_ACTIVATED] = g_signal_new ("binding_activated",
3881 G_TYPE_FROM_CLASS (object_class),
3882 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3883 G_STRUCT_OFFSET (EvViewClass, binding_activated),
3885 ev_marshal_VOID__ENUM_BOOLEAN,
3887 GTK_TYPE_SCROLL_TYPE,
3890 signals[SIGNAL_ZOOM_INVALID] = g_signal_new ("zoom-invalid",
3891 G_TYPE_FROM_CLASS (object_class),
3892 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3893 G_STRUCT_OFFSET (EvViewClass, zoom_invalid),
3895 ev_marshal_VOID__VOID,
3896 G_TYPE_NONE, 0, G_TYPE_NONE);
3897 signals[SIGNAL_HANDLE_LINK] = g_signal_new ("handle-link",
3898 G_TYPE_FROM_CLASS (object_class),
3899 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3900 G_STRUCT_OFFSET (EvViewClass, handle_link),
3902 g_cclosure_marshal_VOID__OBJECT,
3905 signals[SIGNAL_EXTERNAL_LINK] = g_signal_new ("external-link",
3906 G_TYPE_FROM_CLASS (object_class),
3907 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3908 G_STRUCT_OFFSET (EvViewClass, external_link),
3910 g_cclosure_marshal_VOID__OBJECT,
3913 signals[SIGNAL_POPUP_MENU] = g_signal_new ("popup",
3914 G_TYPE_FROM_CLASS (object_class),
3915 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3916 G_STRUCT_OFFSET (EvViewClass, popup_menu),
3918 g_cclosure_marshal_VOID__OBJECT,
3923 g_object_class_install_property (object_class,
3925 g_param_spec_string ("find-status",
3926 "Find Status Message",
3927 "The find status message",
3931 g_object_class_install_property (object_class,
3933 g_param_spec_boolean ("continuous",
3935 "Continuous scrolling mode",
3937 G_PARAM_READWRITE));
3939 g_object_class_install_property (object_class,
3941 g_param_spec_boolean ("dual-page",
3943 "Two pages visible at once",
3945 G_PARAM_READWRITE));
3946 g_object_class_install_property (object_class,
3948 g_param_spec_boolean ("fullscreen",
3950 "Draw page in a fullscreen fashion",
3952 G_PARAM_READWRITE));
3953 g_object_class_install_property (object_class,
3955 g_param_spec_boolean ("presentation",
3957 "Draw page in presentation mode",
3959 G_PARAM_READWRITE));
3961 g_object_class_install_property (object_class,
3963 g_param_spec_enum ("sizing-mode",
3966 EV_TYPE_SIZING_MODE,
3967 EV_SIZING_FIT_WIDTH,
3968 G_PARAM_READWRITE));
3970 g_object_class_install_property (object_class,
3972 g_param_spec_double ("zoom",
3978 G_PARAM_READWRITE));
3979 g_object_class_install_property (object_class,
3981 g_param_spec_double ("rotation",
3987 G_PARAM_READWRITE));
3988 g_object_class_install_property (object_class,
3990 g_param_spec_boolean ("has-selection",
3992 "The view has selections",
3996 binding_set = gtk_binding_set_by_class (class);
3998 add_scroll_binding_keypad (binding_set, GDK_Left, 0, EV_SCROLL_STEP_BACKWARD, TRUE);
3999 add_scroll_binding_keypad (binding_set, GDK_Right, 0, EV_SCROLL_STEP_FORWARD, TRUE);
4000 add_scroll_binding_keypad (binding_set, GDK_Left, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, TRUE);
4001 add_scroll_binding_keypad (binding_set, GDK_Right, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, TRUE);
4002 add_scroll_binding_keypad (binding_set, GDK_Up, 0, EV_SCROLL_STEP_BACKWARD, FALSE);
4003 add_scroll_binding_keypad (binding_set, GDK_Down, 0, EV_SCROLL_STEP_FORWARD, FALSE);
4004 add_scroll_binding_keypad (binding_set, GDK_Up, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, FALSE);
4005 add_scroll_binding_keypad (binding_set, GDK_Down, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, FALSE);
4006 gtk_binding_entry_add_signal (binding_set, GDK_H, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
4007 EV_SCROLL_STEP_BACKWARD, G_TYPE_BOOLEAN, TRUE);
4008 gtk_binding_entry_add_signal (binding_set, GDK_J, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
4009 EV_SCROLL_STEP_FORWARD, G_TYPE_BOOLEAN, FALSE);
4010 gtk_binding_entry_add_signal (binding_set, GDK_K, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
4011 EV_SCROLL_STEP_BACKWARD, G_TYPE_BOOLEAN, FALSE);
4012 gtk_binding_entry_add_signal (binding_set, GDK_L, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
4013 EV_SCROLL_STEP_FORWARD, G_TYPE_BOOLEAN, TRUE);
4018 ev_view_init (EvView *view)
4020 GTK_WIDGET_SET_FLAGS (view, GTK_CAN_FOCUS);
4024 view->current_page = 0;
4025 view->pressed_button = -1;
4026 view->cursor = EV_VIEW_CURSOR_NORMAL;
4027 view->drag_info.in_drag = FALSE;
4028 view->selection_info.selections = NULL;
4029 view->selection_info.in_selection = FALSE;
4030 view->selection_info.in_drag = FALSE;
4031 view->selection_mode = EV_VIEW_SELECTION_TEXT;
4032 view->continuous = TRUE;
4033 view->dual_page = FALSE;
4034 view->presentation = FALSE;
4035 view->presentation_state = EV_PRESENTATION_NORMAL;
4036 view->fullscreen = FALSE;
4037 view->sizing_mode = EV_SIZING_FIT_WIDTH;
4038 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
4039 view->jump_to_find_result = TRUE;
4040 view->highlight_find_results = FALSE;
4042 gtk_layout_set_hadjustment (GTK_LAYOUT (view), NULL);
4043 gtk_layout_set_vadjustment (GTK_LAYOUT (view), NULL);
4045 gtk_drag_dest_set (GTK_WIDGET (view),
4046 GTK_DEST_DEFAULT_ALL,
4048 G_N_ELEMENTS (view_drop_targets),
4055 find_changed_cb (EvDocument *document, int page, EvView *view)
4060 percent = ev_document_find_get_progress
4061 (EV_DOCUMENT_FIND (view->document));
4062 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4064 if (view->jump_to_find_result == TRUE) {
4065 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 0);
4066 jump_to_find_result (view);
4068 update_find_status_message (view, percent * n_pages >= n_pages - 1 );
4069 if (view->current_page == page)
4070 gtk_widget_queue_draw (GTK_WIDGET (view));
4074 job_finished_cb (EvPixbufCache *pixbuf_cache,
4079 gdk_window_invalidate_region (view->layout.bin_window,
4082 gtk_widget_queue_draw (GTK_WIDGET (view));
4087 page_changed_cb (EvPageCache *page_cache,
4091 if (view->current_page != new_page) {
4094 view->current_page = new_page;
4095 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4097 if (view->presentation)
4098 ev_view_presentation_transition_start (view);
4100 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
4101 ev_view_handle_cursor_over_xy (view, x, y);
4103 gtk_widget_queue_resize (GTK_WIDGET (view));
4105 gtk_widget_queue_draw (GTK_WIDGET (view));
4108 if (EV_IS_DOCUMENT_FIND (view->document)) {
4109 view->find_result = 0;
4110 update_find_status_message (view, TRUE);
4115 on_adjustment_value_changed (GtkAdjustment *adjustment,
4120 GList *children, *l;
4122 if (! GTK_WIDGET_REALIZED (view))
4125 if (view->hadjustment) {
4126 dx = view->scroll_x - (int) view->hadjustment->value;
4127 view->scroll_x = (int) view->hadjustment->value;
4132 if (view->vadjustment) {
4133 dy = view->scroll_y - (int) view->vadjustment->value;
4134 view->scroll_y = (int) view->vadjustment->value;
4139 children = gtk_container_get_children (GTK_CONTAINER (view));
4140 for (l = children; l && l->data; l = g_list_next (l)) {
4141 gint child_x, child_y;
4142 GtkWidget *child = (GtkWidget *)l->data;
4144 gtk_container_child_get (GTK_CONTAINER (view),
4149 gtk_layout_move (GTK_LAYOUT (view), child, child_x + dx, child_y + dy);
4151 g_list_free (children);
4153 if (view->pending_resize)
4154 gtk_widget_queue_draw (GTK_WIDGET (view));
4156 gdk_window_scroll (view->layout.bin_window, dx, dy);
4158 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
4159 ev_view_handle_cursor_over_xy (view, x, y);
4162 view_update_range_and_current_page (view);
4170 view = g_object_new (EV_TYPE_VIEW, NULL);
4176 setup_caches (EvView *view)
4178 view->page_cache = ev_page_cache_get (view->document);
4179 g_signal_connect (view->page_cache, "page-changed", G_CALLBACK (page_changed_cb), view);
4180 view->pixbuf_cache = ev_pixbuf_cache_new (GTK_WIDGET (view), view->document);
4181 g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view);
4182 page_changed_cb (view->page_cache,
4183 ev_page_cache_get_current_page (view->page_cache),
4188 clear_caches (EvView *view)
4190 if (view->pixbuf_cache) {
4191 g_object_unref (view->pixbuf_cache);
4192 view->pixbuf_cache = NULL;
4195 if (view->page_cache) {
4196 view->page_cache = NULL;
4201 ev_view_set_loading (EvView *view,
4204 view->loading = loading;
4205 gtk_widget_queue_draw (GTK_WIDGET (view));
4209 ev_view_set_document (EvView *view,
4210 EvDocument *document)
4212 g_return_if_fail (EV_IS_VIEW (view));
4214 view->loading = FALSE;
4216 if (document != view->document) {
4217 clear_caches (view);
4219 if (view->document) {
4220 g_signal_handlers_disconnect_by_func (view->document,
4223 g_object_unref (view->document);
4224 view->page_cache = NULL;
4228 view->document = document;
4229 view->find_result = 0;
4231 if (view->document) {
4232 g_object_ref (view->document);
4233 if (EV_IS_DOCUMENT_FIND (view->document)) {
4234 g_signal_connect (view->document,
4236 G_CALLBACK (find_changed_cb),
4240 setup_caches (view);
4243 gtk_widget_queue_resize (GTK_WIDGET (view));
4247 /*** Zoom and sizing mode ***/
4249 #define EPSILON 0.0000001
4251 ev_view_set_zoom (EvView *view,
4258 scale = view->scale * factor;
4262 scale = CLAMP (scale, view->min_scale, view->max_scale);
4264 if (ABS (view->scale - scale) < EPSILON)
4267 if (view->loading_text) {
4268 cairo_surface_destroy (view->loading_text);
4269 view->loading_text = NULL;
4272 view->scale = scale;
4273 view->pending_resize = TRUE;
4275 gtk_widget_queue_resize (GTK_WIDGET (view));
4277 g_object_notify (G_OBJECT (view), "zoom");
4281 ev_view_get_zoom (EvView *view)
4287 ev_view_set_screen_dpi (EvView *view,
4290 g_return_if_fail (EV_IS_VIEW (view));
4291 g_return_if_fail (dpi > 0);
4294 view->min_scale = MIN_SCALE * dpi / 72.0;
4295 view->max_scale = MAX_SCALE * dpi / 72.0;
4299 ev_view_get_continuous (EvView *view)
4301 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4303 return view->continuous;
4307 ev_view_set_continuous (EvView *view,
4308 gboolean continuous)
4310 g_return_if_fail (EV_IS_VIEW (view));
4312 continuous = continuous != FALSE;
4314 if (view->continuous != continuous) {
4315 view->continuous = continuous;
4316 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4317 gtk_widget_queue_resize (GTK_WIDGET (view));
4320 g_object_notify (G_OBJECT (view), "continuous");
4324 ev_view_get_dual_page (EvView *view)
4326 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4328 return view->dual_page;
4332 ev_view_set_dual_page (EvView *view,
4335 g_return_if_fail (EV_IS_VIEW (view));
4337 dual_page = dual_page != FALSE;
4339 if (view->dual_page == dual_page)
4342 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4343 view->dual_page = dual_page;
4344 /* FIXME: if we're keeping the pixbuf cache around, we should extend the
4345 * preload_cache_size to be 2 if dual_page is set.
4347 gtk_widget_queue_resize (GTK_WIDGET (view));
4349 g_object_notify (G_OBJECT (view), "dual-page");
4353 ev_view_set_fullscreen (EvView *view,
4354 gboolean fullscreen)
4356 g_return_if_fail (EV_IS_VIEW (view));
4358 fullscreen = fullscreen != FALSE;
4360 if (view->fullscreen == fullscreen)
4363 view->fullscreen = fullscreen;
4364 gtk_widget_queue_resize (GTK_WIDGET (view));
4366 g_object_notify (G_OBJECT (view), "fullscreen");
4370 ev_view_get_fullscreen (EvView *view)
4372 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4374 return view->fullscreen;
4378 ev_view_set_presentation (EvView *view,
4379 gboolean presentation)
4381 g_return_if_fail (EV_IS_VIEW (view));
4383 presentation = presentation != FALSE;
4385 if (view->presentation == presentation)
4389 view->presentation_state = EV_PRESENTATION_NORMAL;
4391 view->presentation = presentation;
4392 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4395 view->sizing_mode_saved = view->sizing_mode;
4396 view->scale_saved = view->scale;
4397 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
4399 ev_view_set_sizing_mode (view, view->sizing_mode_saved);
4400 ev_view_set_zoom (view, view->scale_saved, FALSE);
4403 gtk_widget_queue_resize (GTK_WIDGET (view));
4406 ev_view_presentation_transition_start (view);
4408 ev_view_presentation_transition_stop (view);
4410 if (GTK_WIDGET_REALIZED (view)) {
4411 if (view->presentation)
4412 gdk_window_set_background (view->layout.bin_window,
4413 >K_WIDGET (view)->style->black);
4415 gdk_window_set_background (view->layout.bin_window,
4416 >K_WIDGET (view)->style->mid [GTK_STATE_NORMAL]);
4419 g_object_notify (G_OBJECT (view), "presentation");
4423 ev_view_get_presentation (EvView *view)
4425 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4427 return view->presentation;
4431 transition_next_page (EvView *view)
4433 ev_view_next_page (view);
4439 ev_view_presentation_transition_stop (EvView *view)
4441 if (view->trans_timeout_id > 0)
4442 g_source_remove (view->trans_timeout_id);
4443 view->trans_timeout_id = 0;
4447 ev_view_presentation_transition_start (EvView *view)
4451 if (!EV_IS_DOCUMENT_TRANSITION (view->document))
4454 ev_view_presentation_transition_stop (view);
4456 duration = ev_document_transition_get_page_duration (EV_DOCUMENT_TRANSITION (view->document),
4457 view->current_page);
4459 #if GLIB_CHECK_VERSION (2, 13, 0)
4460 view->trans_timeout_id =
4461 g_timeout_add_seconds (duration,
4462 (GSourceFunc) transition_next_page,
4465 view->trans_timeout_id =
4466 g_timeout_add (duration * 1000,
4467 (GSourceFunc) transition_next_page,
4474 ev_view_set_sizing_mode (EvView *view,
4475 EvSizingMode sizing_mode)
4477 g_return_if_fail (EV_IS_VIEW (view));
4479 if (view->sizing_mode == sizing_mode)
4482 view->sizing_mode = sizing_mode;
4483 gtk_widget_queue_resize (GTK_WIDGET (view));
4485 g_object_notify (G_OBJECT (view), "sizing-mode");
4489 ev_view_get_sizing_mode (EvView *view)
4491 g_return_val_if_fail (EV_IS_VIEW (view), EV_SIZING_FREE);
4493 return view->sizing_mode;
4497 ev_view_can_zoom_in (EvView *view)
4499 return view->scale * ZOOM_IN_FACTOR <= view->max_scale;
4503 ev_view_can_zoom_out (EvView *view)
4505 return view->scale * ZOOM_OUT_FACTOR >= view->min_scale;
4509 ev_view_zoom_in (EvView *view)
4511 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4513 if (view->presentation)
4516 view->pending_scroll = SCROLL_TO_CENTER;
4517 ev_view_set_zoom (view, ZOOM_IN_FACTOR, TRUE);
4521 ev_view_zoom_out (EvView *view)
4523 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4525 if (view->presentation)
4528 view->pending_scroll = SCROLL_TO_CENTER;
4529 ev_view_set_zoom (view, ZOOM_OUT_FACTOR, TRUE);
4533 ev_view_rotate_right (EvView *view)
4535 int rotation = view->rotation + 90;
4537 if (rotation >= 360) {
4541 ev_view_set_rotation (view, rotation);
4545 ev_view_rotate_left (EvView *view)
4547 int rotation = view->rotation - 90;
4553 ev_view_set_rotation (view, rotation);
4557 ev_view_set_rotation (EvView *view, int rotation)
4559 view->rotation = rotation;
4561 if (view->pixbuf_cache) {
4562 ev_pixbuf_cache_clear (view->pixbuf_cache);
4563 gtk_widget_queue_resize (GTK_WIDGET (view));
4567 clear_selection (view);
4569 g_object_notify (G_OBJECT (view), "rotation");
4573 ev_view_get_rotation (EvView *view)
4575 return view->rotation;
4579 zoom_for_size_fit_width (int doc_width,
4587 scale = (double)target_width / doc_width;
4589 if (doc_height * scale > target_height)
4590 scale = (double) (target_width - vsb_width) / doc_width;
4596 zoom_for_size_fit_height (int doc_width,
4604 scale = (double)target_height / doc_height;
4606 if (doc_width * scale > target_width)
4607 scale = (double) (target_height - vsb_height) / doc_height;
4613 zoom_for_size_best_fit (int doc_width,
4623 w_scale = (double)target_width / doc_width;
4624 h_scale = (double)target_height / doc_height;
4626 if (doc_height * w_scale > target_height)
4627 w_scale = (double) (target_width - vsb_width) / doc_width;
4628 if (doc_width * h_scale > target_width)
4629 h_scale = (double) (target_height - hsb_width) / doc_height;
4631 return MIN (w_scale, h_scale);
4636 ev_view_zoom_for_size_presentation (EvView *view,
4640 int doc_width, doc_height;
4643 ev_page_cache_get_size (view->page_cache,
4649 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, 0, 0);
4650 ev_view_set_zoom (view, scale, FALSE);
4654 ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
4660 int doc_width, doc_height;
4664 ev_page_cache_get_max_width (view->page_cache,
4668 ev_page_cache_get_max_height (view->page_cache,
4672 compute_border (view, doc_width, doc_height, &border);
4674 doc_width = doc_width * 2;
4675 width -= (2 * (border.left + border.right) + 3 * view->spacing);
4676 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4678 /* FIXME: We really need to calculate the overall height here, not the
4679 * page height. We assume there's always a vertical scrollbar for
4680 * now. We need to fix this. */
4681 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4682 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4683 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4684 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4686 g_assert_not_reached ();
4688 ev_view_set_zoom (view, scale, FALSE);
4692 ev_view_zoom_for_size_continuous (EvView *view,
4698 int doc_width, doc_height;
4702 ev_page_cache_get_max_width (view->page_cache,
4706 ev_page_cache_get_max_height (view->page_cache,
4710 compute_border (view, doc_width, doc_height, &border);
4712 width -= (border.left + border.right + 2 * view->spacing);
4713 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4715 /* FIXME: We really need to calculate the overall height here, not the
4716 * page height. We assume there's always a vertical scrollbar for
4717 * now. We need to fix this. */
4718 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4719 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4720 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4721 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4723 g_assert_not_reached ();
4725 ev_view_set_zoom (view, scale, FALSE);
4729 ev_view_zoom_for_size_dual_page (EvView *view,
4736 gint doc_width, doc_height;
4740 other_page = view->current_page ^ 1;
4742 /* Find the largest of the two. */
4743 ev_page_cache_get_size (view->page_cache,
4747 &doc_width, &doc_height);
4749 if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
4750 gint width_2, height_2;
4751 ev_page_cache_get_size (view->page_cache,
4755 &width_2, &height_2);
4756 if (width_2 > doc_width)
4757 doc_width = width_2;
4758 if (height_2 > doc_height)
4759 doc_height = height_2;
4761 compute_border (view, doc_width, doc_height, &border);
4763 doc_width = doc_width * 2;
4764 width -= ((border.left + border.right)* 2 + 3 * view->spacing);
4765 height -= (border.top + border.bottom + 2 * view->spacing);
4767 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4768 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4769 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4770 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4772 g_assert_not_reached ();
4774 ev_view_set_zoom (view, scale, FALSE);
4778 ev_view_zoom_for_size_single_page (EvView *view,
4784 int doc_width, doc_height;
4788 ev_page_cache_get_size (view->page_cache,
4794 /* Get an approximate border */
4795 compute_border (view, width, height, &border);
4797 width -= (border.left + border.right + 2 * view->spacing);
4798 height -= (border.top + border.bottom + 2 * view->spacing);
4800 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4801 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4802 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4803 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4805 g_assert_not_reached ();
4807 ev_view_set_zoom (view, scale, FALSE);
4811 ev_view_set_zoom_for_size (EvView *view,
4817 g_return_if_fail (EV_IS_VIEW (view));
4818 g_return_if_fail (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
4819 view->sizing_mode == EV_SIZING_BEST_FIT);
4820 g_return_if_fail (width >= 0);
4821 g_return_if_fail (height >= 0);
4823 if (view->document == NULL)
4826 if (view->presentation)
4827 ev_view_zoom_for_size_presentation (view, width, height);
4828 else if (view->continuous && view->dual_page)
4829 ev_view_zoom_for_size_continuous_and_dual_page (view, width, height, vsb_width, hsb_height);
4830 else if (view->continuous)
4831 ev_view_zoom_for_size_continuous (view, width, height, vsb_width, hsb_height);
4832 else if (view->dual_page)
4833 ev_view_zoom_for_size_dual_page (view, width, height, vsb_width, hsb_height);
4835 ev_view_zoom_for_size_single_page (view, width, height, vsb_width, hsb_height);
4840 update_find_status_message (EvView *view, gboolean this_page)
4847 results = ev_document_find_get_n_results
4848 (EV_DOCUMENT_FIND (view->document),
4849 view->current_page);
4850 /* TRANS: Sometimes this could be better translated as
4851 "%d hit(s) on this page". Therefore this string
4852 contains plural cases. */
4853 message = g_strdup_printf (ngettext ("%d found on this page",
4854 "%d found on this page",
4860 percent = ev_document_find_get_progress
4861 (EV_DOCUMENT_FIND (view->document));
4862 message = g_strdup_printf (_("%3d%% remaining to search"),
4863 (int) ((1.0 - percent) * 100));
4866 ev_view_set_find_status (view, message);
4871 ev_view_get_find_status (EvView *view)
4873 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
4875 return view->find_status;
4879 ev_view_set_find_status (EvView *view, const char *message)
4881 g_return_if_fail (EV_IS_VIEW (view));
4883 g_free (view->find_status);
4884 view->find_status = g_strdup (message);
4885 g_object_notify (G_OBJECT (view), "find-status");
4889 jump_to_find_result (EvView *view)
4891 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4893 GdkRectangle view_rect;
4895 int page = view->current_page;
4897 n_results = ev_document_find_get_n_results (find, page);
4899 if (n_results > 0 && view->find_result < n_results) {
4900 ev_document_find_get_result
4901 (find, page, view->find_result, &rect);
4903 doc_rect_to_view_rect (view, page, &rect, &view_rect);
4904 ensure_rectangle_is_visible (view, &view_rect);
4910 * @view: #EvView instance
4911 * @direction: Direction to look
4912 * @shift: Shift from current page
4914 * Jumps to the first page that has occurences of searched word.
4915 * Uses a direction where to look and a shift from current page.
4919 jump_to_find_page (EvView *view, EvViewFindDirection direction, gint shift)
4923 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4925 for (i = 0; i < n_pages; i++) {
4929 if (direction == EV_VIEW_FIND_NEXT)
4930 page = view->current_page + i;
4932 page = view->current_page - i;
4935 if (page >= n_pages) {
4936 page = page - n_pages;
4939 page = page + n_pages;
4941 has_results = ev_document_find_page_has_results
4942 (EV_DOCUMENT_FIND (view->document), page);
4943 if (has_results == -1) {
4945 } else if (has_results == 1) {
4946 ev_page_cache_set_current_page (view->page_cache, page);
4953 ev_view_can_find_next (EvView *view)
4955 if (EV_IS_DOCUMENT_FIND (view->document)) {
4956 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4959 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4960 for (i = 0; i < n_pages; i++) {
4961 if (ev_document_find_get_n_results (find, i) > 0) {
4971 ev_view_find_next (EvView *view)
4973 int n_results, n_pages;
4974 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4976 n_results = ev_document_find_get_n_results (find, view->current_page);
4978 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4980 view->find_result++;
4982 if (view->find_result >= n_results) {
4984 view->find_result = 0;
4985 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 1);
4986 jump_to_find_result (view);
4988 jump_to_find_result (view);
4989 gtk_widget_queue_draw (GTK_WIDGET (view));
4994 ev_view_can_find_previous (EvView *view)
4996 if (EV_IS_DOCUMENT_FIND (view->document)) {
4997 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
5000 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5001 for (i = n_pages - 1; i >= 0; i--) {
5002 if (ev_document_find_get_n_results (find, i) > 0) {
5011 ev_view_find_previous (EvView *view)
5013 int n_results, n_pages;
5014 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
5015 EvPageCache *page_cache;
5017 page_cache = ev_page_cache_get (view->document);
5019 n_results = ev_document_find_get_n_results (find, view->current_page);
5021 n_pages = ev_page_cache_get_n_pages (page_cache);
5023 view->find_result--;
5025 if (view->find_result < 0) {
5027 jump_to_find_page (view, EV_VIEW_FIND_PREV, -1);
5028 view->find_result = ev_document_find_get_n_results (find, view->current_page) - 1;
5029 jump_to_find_result (view);
5031 jump_to_find_result (view);
5032 gtk_widget_queue_draw (GTK_WIDGET (view));
5036 void ev_view_search_changed (EvView *view)
5038 /* search string has changed, focus on new search result */
5039 view->jump_to_find_result = TRUE;
5042 void ev_view_set_highlight_search (EvView *view, gboolean value)
5044 view->highlight_find_results = value;
5045 gtk_widget_queue_draw (GTK_WIDGET (view));
5048 /*** Selections ***/
5050 /* compute_new_selection_rect/text calculates the area currently selected by
5051 * view_rect. each handles a different mode;
5054 compute_new_selection_rect (EvView *view,
5058 GdkRectangle view_rect;
5062 g_assert (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE);
5064 view_rect.x = MIN (start->x, stop->x);
5065 view_rect.y = MIN (start->y, stop->y);
5066 view_rect.width = MAX (start->x, stop->x) - view_rect.x;
5067 view_rect.width = MAX (start->y, stop->y) - view_rect.y;
5069 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5071 for (i = 0; i < n_pages; i++) {
5072 GdkRectangle page_area;
5075 if (get_page_extents (view, i, &page_area, &border)) {
5076 GdkRectangle overlap;
5078 if (gdk_rectangle_intersect (&page_area, &view_rect, &overlap)) {
5079 EvViewSelection *selection;
5081 selection = g_new0 (EvViewSelection, 1);
5082 selection->page = i;
5083 view_rect_to_doc_rect (view, &overlap, &page_area,
5084 &(selection->rect));
5086 list = g_list_append (list, selection);
5095 gdk_rectangle_point_in (GdkRectangle *rectangle,
5098 return rectangle->x <= point->x &&
5099 rectangle->y <= point->y &&
5100 point->x < rectangle->x + rectangle->width &&
5101 point->y < rectangle->y + rectangle->height;
5105 compute_new_selection_text (EvView *view,
5106 EvSelectionStyle style,
5110 int n_pages, i, first, last;
5112 EvViewSelection *selection;
5114 int start_page, end_page;
5116 g_assert (view->selection_mode == EV_VIEW_SELECTION_TEXT);
5118 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5120 /* First figure out the range of pages the selection
5124 if (view->continuous) {
5127 } else if (view->dual_page) {
5128 start_page = view->start_page;
5129 end_page = view->end_page + 1;
5131 start_page = view->current_page;
5132 end_page = view->current_page + 1;
5135 for (i = start_page; i < end_page; i++) {
5136 GdkRectangle page_area;
5139 get_page_extents (view, i, &page_area, &border);
5140 if (gdk_rectangle_point_in (&page_area, start) ||
5141 gdk_rectangle_point_in (&page_area, stop)) {
5142 if (first == n_pages)
5149 /* Now create a list of EvViewSelection's for the affected
5150 * pages. This could be an empty list, a list of just one
5151 * page or a number of pages.*/
5152 for (i = first; i < last + 1; i++) {
5153 GdkRectangle page_area;
5157 ev_page_cache_get_size (view->page_cache, i,
5159 1.0, &width, &height);
5161 selection = g_new0 (EvViewSelection, 1);
5162 selection->page = i;
5163 selection->style = style;
5164 selection->rect.x1 = selection->rect.y1 = 0;
5165 selection->rect.x2 = width;
5166 selection->rect.y2 = height;
5168 get_page_extents (view, i, &page_area, &border);
5170 if (gdk_rectangle_point_in (&page_area, start))
5176 view_point_to_doc_point (view, point, &page_area,
5177 &selection->rect.x1,
5178 &selection->rect.y1);
5180 /* If the selection is contained within just one page,
5181 * make sure we don't write 'start' into both points
5182 * in selection->rect. */
5187 view_point_to_doc_point (view, point, &page_area,
5188 &selection->rect.x2,
5189 &selection->rect.y2);
5191 list = g_list_append (list, selection);
5197 /* This function takes the newly calculated list, and figures out which regions
5198 * have changed. It then queues a redraw approporiately.
5201 merge_selection_region (EvView *view,
5205 GList *new_list_ptr, *old_list_ptr;
5207 /* Update the selection */
5208 old_list = ev_pixbuf_cache_get_selection_list (view->pixbuf_cache);
5209 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5210 view->selection_info.selections = new_list;
5211 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, new_list);
5212 g_object_notify (G_OBJECT (view), "has-selection");
5214 new_list_ptr = new_list;
5215 old_list_ptr = old_list;
5217 while (new_list_ptr || old_list_ptr) {
5218 EvViewSelection *old_sel, *new_sel;
5220 GdkRegion *region = NULL;
5222 new_sel = (new_list_ptr) ? (new_list_ptr->data) : NULL;
5223 old_sel = (old_list_ptr) ? (old_list_ptr->data) : NULL;
5225 /* Assume that the lists are in order, and we run through them
5226 * comparing them, one page at a time. We come out with the
5227 * first page we see. */
5228 if (new_sel && old_sel) {
5229 if (new_sel->page < old_sel->page) {
5230 new_list_ptr = new_list_ptr->next;
5232 } else if (new_sel->page > old_sel->page) {
5233 old_list_ptr = old_list_ptr->next;
5236 new_list_ptr = new_list_ptr->next;
5237 old_list_ptr = old_list_ptr->next;
5239 } else if (new_sel) {
5240 new_list_ptr = new_list_ptr->next;
5241 } else if (old_sel) {
5242 old_list_ptr = old_list_ptr->next;
5245 g_assert (new_sel || old_sel);
5247 /* is the page we're looking at on the screen?*/
5248 cur_page = new_sel ? new_sel->page : old_sel->page;
5249 if (cur_page < view->start_page || cur_page > view->end_page)
5252 /* seed the cache with a new page. We are going to need the new
5255 GdkRegion *tmp_region = NULL;
5257 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
5263 new_sel->covered_region = gdk_region_copy (tmp_region);
5267 /* Now we figure out what needs redrawing */
5268 if (old_sel && new_sel) {
5269 if (old_sel->covered_region && new_sel->covered_region) {
5270 /* We only want to redraw the areas that have
5271 * changed, so we xor the old and new regions
5272 * and redraw if it's different */
5273 region = gdk_region_copy (old_sel->covered_region);
5274 gdk_region_xor (region, new_sel->covered_region);
5275 if (gdk_region_empty (region)) {
5276 gdk_region_destroy (region);
5279 } else if (old_sel->covered_region) {
5280 region = gdk_region_copy (old_sel->covered_region);
5281 } else if (new_sel->covered_region) {
5282 region = gdk_region_copy (new_sel->covered_region);
5284 } else if (old_sel && !new_sel) {
5285 if (old_sel->covered_region && !gdk_region_empty (old_sel->covered_region)) {
5286 region = gdk_region_copy (old_sel->covered_region);
5288 } else if (!old_sel && new_sel) {
5289 if (new_sel->covered_region && !gdk_region_empty (new_sel->covered_region)) {
5290 region = gdk_region_copy (new_sel->covered_region);
5293 g_assert_not_reached ();
5296 /* Redraw the damaged region! */
5298 GdkRectangle page_area;
5301 /* I don't know why but the region is smaller
5302 * than expected. This hack fixes it, I guess
5303 * 10 pixels more won't hurt
5305 gdk_region_shrink (region, -5, -5);
5307 get_page_extents (view, cur_page, &page_area, &border);
5308 gdk_region_offset (region,
5309 page_area.x + border.left - view->scroll_x,
5310 page_area.y + border.top - view->scroll_y);
5311 gdk_window_invalidate_region (view->layout.bin_window, region, TRUE);
5312 gdk_region_destroy (region);
5316 /* Free the old list, now that we're done with it. */
5317 g_list_foreach (old_list, (GFunc) selection_free, NULL);
5321 compute_selections (EvView *view,
5322 EvSelectionStyle style,
5328 if (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE)
5329 list = compute_new_selection_rect (view, start, stop);
5331 list = compute_new_selection_text (view, style, start, stop);
5332 merge_selection_region (view, list);
5335 /* Free's the selection. It's up to the caller to queue redraws if needed.
5338 selection_free (EvViewSelection *selection)
5340 if (selection->covered_region)
5341 gdk_region_destroy (selection->covered_region);
5346 clear_selection (EvView *view)
5348 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5349 view->selection_info.selections = NULL;
5350 view->selection_info.in_selection = FALSE;
5351 if (view->pixbuf_cache)
5352 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, NULL);
5353 g_object_notify (G_OBJECT (view), "has-selection");
5357 ev_view_select_all (EvView *view)
5359 GList *selections = NULL;
5362 /* Disable selection on rotated pages for the 0.4.0 series */
5363 if (view->rotation != 0)
5366 clear_selection (view);
5368 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5369 for (i = 0; i < n_pages; i++) {
5371 EvViewSelection *selection;
5373 ev_page_cache_get_size (view->page_cache,
5376 1.0, &width, &height);
5378 selection = g_new0 (EvViewSelection, 1);
5379 selection->page = i;
5380 selection->style = EV_SELECTION_STYLE_GLYPH;
5381 selection->rect.x1 = selection->rect.y1 = 0;
5382 selection->rect.x2 = width;
5383 selection->rect.y2 = height;
5385 selections = g_list_append (selections, selection);
5388 merge_selection_region (view, selections);
5389 gtk_widget_queue_draw (GTK_WIDGET (view));
5393 ev_view_get_has_selection (EvView *view)
5395 return view->selection_info.selections != NULL;
5399 get_selected_text (EvView *view)
5403 gchar *normalized_text;
5404 EvRenderContext *rc;
5406 text = g_string_new (NULL);
5407 rc = ev_render_context_new (view->rotation, 1, view->scale);
5409 ev_document_doc_mutex_lock ();
5411 for (l = view->selection_info.selections; l != NULL; l = l->next) {
5412 EvViewSelection *selection = (EvViewSelection *)l->data;
5415 ev_render_context_set_page (rc, selection->page);
5416 tmp = ev_selection_get_selected_text (EV_SELECTION (view->document),
5417 rc, selection->style,
5418 &(selection->rect));
5420 g_string_append (text, tmp);
5424 ev_document_doc_mutex_unlock ();
5426 g_object_unref (rc);
5428 normalized_text = g_utf8_normalize (text->str, text->len, G_NORMALIZE_NFKC);
5429 g_string_free (text, TRUE);
5430 return normalized_text;
5434 ev_view_copy (EvView *ev_view)
5436 GtkClipboard *clipboard;
5439 if (!EV_IS_SELECTION (ev_view->document))
5442 text = get_selected_text (ev_view);
5443 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5444 GDK_SELECTION_CLIPBOARD);
5445 gtk_clipboard_set_text (clipboard, text, -1);
5450 ev_view_primary_get_cb (GtkClipboard *clipboard,
5451 GtkSelectionData *selection_data,
5455 EvView *ev_view = EV_VIEW (data);
5458 if (!EV_IS_SELECTION (ev_view->document))
5461 text = get_selected_text (ev_view);
5463 gtk_selection_data_set_text (selection_data, text, -1);
5469 ev_view_primary_clear_cb (GtkClipboard *clipboard,
5472 EvView *view = EV_VIEW (data);
5474 clear_selection (view);
5478 ev_view_update_primary_selection (EvView *ev_view)
5480 GtkClipboard *clipboard;
5482 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5483 GDK_SELECTION_PRIMARY);
5485 if (ev_view->selection_info.selections) {
5486 if (!gtk_clipboard_set_with_owner (clipboard,
5488 G_N_ELEMENTS (clipboard_targets),
5489 ev_view_primary_get_cb,
5490 ev_view_primary_clear_cb,
5491 G_OBJECT (ev_view)))
5492 ev_view_primary_clear_cb (clipboard, ev_view);
5494 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (ev_view))
5495 gtk_clipboard_clear (clipboard);
5499 /*** Cursor operations ***/
5502 ev_view_create_invisible_cursor(void)
5505 GdkColor black = { 0, 0, 0, 0 };
5506 static char bits[] = { 0x00 };
5508 empty = gdk_bitmap_create_from_data (NULL, bits, 1, 1);
5510 return gdk_cursor_new_from_pixmap (empty, empty, &black, &black, 0, 0);
5514 ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
5516 GdkCursor *cursor = NULL;
5517 GdkDisplay *display;
5520 if (view->cursor == new_cursor) {
5524 widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
5525 display = gtk_widget_get_display (widget);
5526 view->cursor = new_cursor;
5528 switch (new_cursor) {
5529 case EV_VIEW_CURSOR_NORMAL:
5530 gdk_window_set_cursor (view->layout.bin_window, NULL);
5532 case EV_VIEW_CURSOR_IBEAM:
5533 cursor = gdk_cursor_new_for_display (display, GDK_XTERM);
5535 case EV_VIEW_CURSOR_LINK:
5536 cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
5538 case EV_VIEW_CURSOR_WAIT:
5539 cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
5541 case EV_VIEW_CURSOR_HIDDEN:
5542 cursor = ev_view_create_invisible_cursor ();
5544 case EV_VIEW_CURSOR_DRAG:
5545 cursor = gdk_cursor_new_for_display (display, GDK_FLEUR);
5550 gdk_window_set_cursor (view->layout.bin_window, cursor);
5551 gdk_cursor_unref (cursor);
5557 ev_view_hide_cursor (EvView *view)
5559 ev_view_set_cursor (view, EV_VIEW_CURSOR_HIDDEN);
5563 ev_view_show_cursor (EvView *view)
5565 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
5569 ev_view_reset_presentation_state (EvView *view)
5571 if (!view->presentation ||
5572 view->presentation_state == EV_PRESENTATION_NORMAL)
5575 view->presentation_state = EV_PRESENTATION_NORMAL;
5576 gdk_window_set_background (view->layout.bin_window,
5577 >K_WIDGET (view)->style->black);
5578 gtk_widget_queue_draw (GTK_WIDGET (view));
5582 ev_view_next_page (EvView *view)
5586 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5588 if (!view->page_cache)
5591 if (view->presentation &&
5592 (view->presentation_state == EV_PRESENTATION_BLACK ||
5593 view->presentation_state == EV_PRESENTATION_WHITE)) {
5594 ev_view_reset_presentation_state (view);
5598 ev_view_presentation_transition_stop (view);
5599 ev_view_reset_presentation_state (view);
5601 page = ev_page_cache_get_current_page (view->page_cache);
5602 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5604 if (view->dual_page && !view->presentation)
5609 if (page < n_pages) {
5610 ev_page_cache_set_current_page (view->page_cache, page);
5612 } else if (view->presentation && page == n_pages) {
5613 view->presentation_state = EV_PRESENTATION_END;
5614 gtk_widget_queue_draw (GTK_WIDGET (view));
5616 } else if (view->dual_page && page == n_pages) {
5617 ev_page_cache_set_current_page (view->page_cache, page - 1);
5625 ev_view_previous_page (EvView *view)
5629 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5631 if (!view->page_cache)
5634 if (view->presentation &&
5635 view->presentation_state == EV_PRESENTATION_END) {
5636 ev_view_reset_presentation_state (view);
5640 if (view->presentation &&
5641 (view->presentation_state == EV_PRESENTATION_BLACK ||
5642 view->presentation_state == EV_PRESENTATION_WHITE)) {
5643 ev_view_reset_presentation_state (view);
5647 ev_view_reset_presentation_state (view);
5649 page = ev_page_cache_get_current_page (view->page_cache);
5651 if (view->dual_page && !view->presentation)
5657 ev_page_cache_set_current_page (view->page_cache, page);
5659 } else if (ev_view_get_dual_page (view) && page == -1) {
5660 ev_page_cache_set_current_page (view->page_cache, 0);
5667 /*** Enum description for usage in signal ***/
5670 ev_sizing_mode_get_type (void)
5672 static GType etype = 0;
5674 static const GEnumValue values[] = {
5675 { EV_SIZING_FIT_WIDTH, "EV_SIZING_FIT_WIDTH", "fit-width" },
5676 { EV_SIZING_BEST_FIT, "EV_SIZING_BEST_FIT", "best-fit" },
5677 { EV_SIZING_FREE, "EV_SIZING_FREE", "free" },
5680 etype = g_enum_register_static ("EvSizingMode", values);
5686 ev_scroll_type_get_type (void)
5688 static GType etype = 0;
5690 static const GEnumValue values[] = {
5691 { EV_SCROLL_PAGE_FORWARD, "EV_SCROLL_PAGE_FORWARD", "scroll-page-forward" },
5692 { EV_SCROLL_PAGE_BACKWARD, "EV_SCROLL_PAGE_BACKWARD", "scroll-page-backward" },
5693 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5694 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5695 { EV_SCROLL_STEP_UP, "EV_SCROLL_STEP_UP", "scroll-step-up" },
5696 { EV_SCROLL_STEP_DOWN, "EV_SCROLL_STEP_DOWN", "scroll-step-down" },
5699 etype = g_enum_register_static ("EvScrollType", values);
5705 ev_view_update_view_size (EvView *view, GtkScrolledWindow * scrolled_window)
5708 GtkRequisition vsb_requisition;
5709 GtkRequisition hsb_requisition;
5710 int scrollbar_spacing;
5712 /* Calculate the width available for the content */
5713 width = GTK_WIDGET (scrolled_window)->allocation.width;
5714 height = GTK_WIDGET (scrolled_window)->allocation.height;
5716 if (gtk_scrolled_window_get_shadow_type (scrolled_window) == GTK_SHADOW_IN
5718 width -= 2 * GTK_WIDGET(view)->style->xthickness;
5719 height -= 2 * GTK_WIDGET(view)->style->ythickness;
5722 gtk_widget_size_request (scrolled_window->vscrollbar, &vsb_requisition);
5723 gtk_widget_size_request (scrolled_window->hscrollbar, &hsb_requisition);
5724 gtk_widget_style_get (GTK_WIDGET (scrolled_window),
5725 "scrollbar_spacing",
5729 if (EV_IS_VIEW(view)) {
5730 ev_view_set_zoom_for_size (EV_VIEW (view),
5733 vsb_requisition.width + scrollbar_spacing,
5734 hsb_requisition.height + scrollbar_spacing);