1 /* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8; c-indent-level: 8 -*- */
2 /* this file is part of evince, a gnome document viewer
4 * Copyright (C) 2004 Red Hat, Inc
6 * Evince is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * Evince is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 * General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
24 #include <gtk/gtkalignment.h>
25 #include <glib/gi18n.h>
26 #include <gtk/gtkbindings.h>
27 #include <gtk/gtkselection.h>
28 #include <gtk/gtkclipboard.h>
29 #include <gdk/gdkkeysyms.h>
31 #include "ev-marshal.h"
33 #include "ev-view-private.h"
35 #include "ev-selection.h"
36 #include "ev-document-links.h"
37 #include "ev-document-images.h"
38 #include "ev-document-find.h"
39 #include "ev-document-transition.h"
40 #include "ev-document-forms.h"
41 #include "ev-document-misc.h"
42 #include "ev-job-queue.h"
43 #include "ev-page-cache.h"
44 #include "ev-pixbuf-cache.h"
45 #include "ev-tooltip.h"
46 #include "ev-application.h"
48 #define EV_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST ((klass), EV_TYPE_VIEW, EvViewClass))
49 #define EV_IS_VIEW_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass), EV_TYPE_VIEW))
50 #define EV_VIEW_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS ((obj), EV_TYPE_VIEW, EvViewClass))
67 SIGNAL_BINDING_ACTIVATED,
86 TARGET_TEXT_BUFFER_CONTENTS
89 static const GtkTargetEntry clipboard_targets[] = {
90 { "STRING", 0, TARGET_STRING },
91 { "TEXT", 0, TARGET_TEXT },
92 { "COMPOUND_TEXT", 0, TARGET_COMPOUND_TEXT },
93 { "UTF8_STRING", 0, TARGET_UTF8_STRING },
96 static const GtkTargetEntry view_drop_targets[] = {
97 { "text/uri-list", 0, 0 }
100 static guint signals[N_SIGNALS];
105 } EvViewFindDirection;
107 #define ZOOM_IN_FACTOR 1.2
108 #define ZOOM_OUT_FACTOR (1.0/ZOOM_IN_FACTOR)
110 #define MIN_SCALE 0.05409
111 #define MAX_SCALE 4.0
113 #define SCROLL_TIME 150
116 static void scroll_to_current_page (EvView *view,
117 GtkOrientation orientation);
118 static void ev_view_set_scroll_adjustments (GtkLayout *layout,
119 GtkAdjustment *hadjustment,
120 GtkAdjustment *vadjustment);
121 static void view_update_range_and_current_page (EvView *view);
122 static void set_scroll_adjustment (EvView *view,
123 GtkOrientation orientation,
124 GtkAdjustment *adjustment);
125 static void add_scroll_binding_keypad (GtkBindingSet *binding_set,
127 GdkModifierType modifiers,
129 gboolean horizontal);
130 static void ensure_rectangle_is_visible (EvView *view,
133 /*** Geometry computations ***/
134 static void compute_border (EvView *view,
138 static void get_page_y_offset (EvView *view,
142 static gboolean get_page_extents (EvView *view,
144 GdkRectangle *page_area,
146 static void view_rect_to_doc_rect (EvView *view,
147 GdkRectangle *view_rect,
148 GdkRectangle *page_area,
149 EvRectangle *doc_rect);
150 static void doc_rect_to_view_rect (EvView *view,
152 EvRectangle *doc_rect,
153 GdkRectangle *view_rect);
154 static void find_page_at_location (EvView *view,
160 static gboolean doc_point_to_view_point (EvView *view,
163 GdkPoint *view_point);
165 static EvLink * ev_view_get_link_at_location (EvView *view,
168 static char* tip_from_link (EvView *view,
171 static EvFormField *ev_view_get_form_field_at_location (EvView *view,
175 /*** GtkWidget implementation ***/
176 static void ev_view_size_request_continuous_dual_page (EvView *view,
177 GtkRequisition *requisition);
178 static void ev_view_size_request_continuous (EvView *view,
179 GtkRequisition *requisition);
180 static void ev_view_size_request_dual_page (EvView *view,
181 GtkRequisition *requisition);
182 static void ev_view_size_request_single_page (EvView *view,
183 GtkRequisition *requisition);
184 static void ev_view_size_request (GtkWidget *widget,
185 GtkRequisition *requisition);
186 static void ev_view_size_allocate (GtkWidget *widget,
187 GtkAllocation *allocation);
188 static void ev_view_realize (GtkWidget *widget);
189 static gboolean ev_view_scroll_event (GtkWidget *widget,
190 GdkEventScroll *event);
191 static gboolean ev_view_expose_event (GtkWidget *widget,
192 GdkEventExpose *event);
193 static gboolean ev_view_popup_menu (GtkWidget *widget);
194 static gboolean ev_view_button_press_event (GtkWidget *widget,
195 GdkEventButton *event);
196 static gboolean ev_view_motion_notify_event (GtkWidget *widget,
197 GdkEventMotion *event);
198 static gboolean ev_view_button_release_event (GtkWidget *widget,
199 GdkEventButton *event);
200 static gboolean ev_view_enter_notify_event (GtkWidget *widget,
201 GdkEventCrossing *event);
202 static gboolean ev_view_leave_notify_event (GtkWidget *widget,
203 GdkEventCrossing *event);
204 static void ev_view_style_set (GtkWidget *widget,
205 GtkStyle *old_style);
206 static void ev_view_remove_all (EvView *view);
208 static AtkObject *ev_view_get_accessible (GtkWidget *widget);
211 static guint32 ev_gdk_color_to_rgb (const GdkColor *color);
212 static void draw_rubberband (GtkWidget *widget,
214 const GdkRectangle *rect,
216 static void highlight_find_results (EvView *view,
218 static void draw_one_page (EvView *view,
220 GdkRectangle *page_area,
222 GdkRectangle *expose_area,
223 gboolean *page_ready);
224 static void draw_loading_text (EvView *view,
225 GdkRectangle *page_area,
226 GdkRectangle *expose_area);
229 static void find_changed_cb (EvDocument *document,
232 static void job_finished_cb (EvPixbufCache *pixbuf_cache,
235 static void page_changed_cb (EvPageCache *page_cache,
238 static void on_adjustment_value_changed (GtkAdjustment *adjustment,
242 static void ev_view_finalize (GObject *object);
243 static void ev_view_destroy (GtkObject *object);
244 static void ev_view_set_property (GObject *object,
248 static void ev_view_get_property (GObject *object,
252 static void ev_view_class_init (EvViewClass *class);
253 static void ev_view_init (EvView *view);
255 /*** Zoom and sizing ***/
256 static double zoom_for_size_fit_width (int doc_width,
261 static double zoom_for_size_fit_height (int doc_width,
266 static double zoom_for_size_best_fit (int doc_width,
272 static void ev_view_zoom_for_size_presentation (EvView *view,
275 static void ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
280 static void ev_view_zoom_for_size_continuous (EvView *view,
285 static void ev_view_zoom_for_size_dual_page (EvView *view,
290 static void ev_view_zoom_for_size_single_page (EvView *view,
296 static GdkCursor* ev_view_create_invisible_cursor (void);
297 static void ev_view_set_cursor (EvView *view,
298 EvViewCursor new_cursor);
299 static void ev_view_handle_cursor_over_xy (EvView *view,
304 static void update_find_status_message (EvView *view,
306 static void ev_view_set_find_status (EvView *view,
307 const char *message);
308 static void jump_to_find_result (EvView *view);
309 static void jump_to_find_page (EvView *view,
310 EvViewFindDirection direction,
314 static void compute_selections (EvView *view,
317 static void clear_selection (EvView *view);
318 static void selection_free (EvViewSelection *selection);
319 static char* get_selected_text (EvView *ev_view);
320 static void ev_view_primary_get_cb (GtkClipboard *clipboard,
321 GtkSelectionData *selection_data,
324 static void ev_view_primary_clear_cb (GtkClipboard *clipboard,
326 static void ev_view_update_primary_selection (EvView *ev_view);
328 /*** Presentation ***/
329 static void ev_view_presentation_transition_start (EvView *ev_view);
330 static void ev_view_presentation_transition_stop (EvView *ev_view);
333 G_DEFINE_TYPE (EvView, ev_view, GTK_TYPE_LAYOUT)
336 scroll_to_current_page (EvView *view, GtkOrientation orientation)
340 if (view->document == NULL) {
344 doc_point_to_view_point (view, view->current_page, &view->pending_point, &view_point);
346 if (orientation == GTK_ORIENTATION_VERTICAL) {
347 view->pending_point.y = 0;
349 view->pending_point.x = 0;
352 if (orientation == GTK_ORIENTATION_VERTICAL) {
353 if (view->continuous) {
354 gtk_adjustment_clamp_page (view->vadjustment,
355 view_point.y - view->spacing / 2,
356 view_point.y + view->vadjustment->page_size);
358 gtk_adjustment_set_value (view->vadjustment,
360 view->vadjustment->lower,
361 view->vadjustment->upper -
362 view->vadjustment->page_size));
365 if (view->dual_page) {
366 gtk_adjustment_clamp_page (view->hadjustment,
368 view_point.x + view->hadjustment->page_size);
370 gtk_adjustment_set_value (view->hadjustment,
372 view->hadjustment->lower,
373 view->hadjustment->upper -
374 view->hadjustment->page_size));
380 view_set_adjustment_values (EvView *view,
381 GtkOrientation orientation)
383 GtkWidget *widget = GTK_WIDGET (view);
384 GtkAdjustment *adjustment;
391 if (orientation == GTK_ORIENTATION_HORIZONTAL) {
392 requisition = widget->requisition.width;
393 allocation = widget->allocation.width;
394 adjustment = view->hadjustment;
396 requisition = widget->requisition.height;
397 allocation = widget->allocation.height;
398 adjustment = view->vadjustment;
405 switch (view->pending_scroll) {
406 case SCROLL_TO_KEEP_POSITION:
407 case SCROLL_TO_FIND_LOCATION:
408 factor = (adjustment->value) / adjustment->upper;
410 case SCROLL_TO_PAGE_POSITION:
412 case SCROLL_TO_CENTER:
413 factor = (adjustment->value + adjustment->page_size * 0.5) / adjustment->upper;
417 adjustment->page_size = allocation;
418 adjustment->step_increment = allocation * 0.1;
419 adjustment->page_increment = allocation * 0.9;
420 adjustment->lower = 0;
421 adjustment->upper = MAX (allocation, requisition);
424 * We add 0.5 to the values before to average out our rounding errors.
426 switch (view->pending_scroll) {
427 case SCROLL_TO_KEEP_POSITION:
428 case SCROLL_TO_FIND_LOCATION:
429 new_value = CLAMP (adjustment->upper * factor + 0.5, 0, adjustment->upper - adjustment->page_size);
430 gtk_adjustment_set_value (adjustment, (int)new_value);
432 case SCROLL_TO_PAGE_POSITION:
433 scroll_to_current_page (view, orientation);
435 case SCROLL_TO_CENTER:
436 new_value = CLAMP (adjustment->upper * factor - adjustment->page_size * 0.5 + 0.5,
437 0, adjustment->upper - adjustment->page_size);
438 gtk_adjustment_set_value (adjustment, (int)new_value);
442 gtk_adjustment_changed (adjustment);
446 view_update_range_and_current_page (EvView *view)
449 gint best_current_page = -1;
451 /* Presentation trumps all other modes */
452 if (view->presentation) {
453 view->start_page = view->current_page;
454 view->end_page = view->current_page;
455 } else if (view->continuous) {
456 GdkRectangle current_area, unused, page_area;
458 gboolean found = FALSE;
459 gint area_max = -1, area;
462 if (!(view->vadjustment && view->hadjustment))
465 current_area.x = view->hadjustment->value;
466 current_area.width = view->hadjustment->upper;
467 current_area.y = view->vadjustment->value;
468 current_area.height = view->vadjustment->page_size;
470 for (i = 0; i < ev_page_cache_get_n_pages (view->page_cache); i++) {
472 get_page_extents (view, i, &page_area, &border);
474 if (gdk_rectangle_intersect (¤t_area, &page_area, &unused)) {
475 area = unused.width * unused.height;
479 view->start_page = i;
481 best_current_page = i;
483 if (area > area_max) {
484 best_current_page = (area == area_max) ? MIN (i, best_current_page) : i;
494 } else if (view->dual_page) {
495 if (view->current_page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) {
496 view->start_page = view->current_page;
497 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache))
498 view->end_page = view->start_page + 1;
500 view->end_page = view->start_page;
502 if (view->current_page < 1)
503 view->start_page = view->current_page;
505 view->start_page = view->current_page - 1;
506 view->end_page = view->current_page;
509 view->start_page = view->current_page;
510 view->end_page = view->current_page;
513 best_current_page = MAX (best_current_page, view->start_page);
514 current_page = ev_page_cache_get_current_page (view->page_cache);
516 if ((current_page != best_current_page) && (view->pending_scroll == SCROLL_TO_KEEP_POSITION)) {
517 view->current_page = best_current_page;
518 ev_page_cache_set_current_page (view->page_cache, best_current_page);
521 ev_pixbuf_cache_set_page_range (view->pixbuf_cache,
526 view->selection_info.selections);
530 set_scroll_adjustment (EvView *view,
531 GtkOrientation orientation,
532 GtkAdjustment *adjustment)
534 GtkAdjustment **to_set;
536 if (orientation == GTK_ORIENTATION_HORIZONTAL)
537 to_set = &view->hadjustment;
539 to_set = &view->vadjustment;
541 if (*to_set != adjustment) {
543 g_signal_handlers_disconnect_by_func (*to_set,
544 (gpointer) on_adjustment_value_changed,
546 g_object_unref (*to_set);
549 *to_set = adjustment;
550 view_set_adjustment_values (view, orientation);
553 g_object_ref (*to_set);
554 g_signal_connect (*to_set, "value_changed",
555 G_CALLBACK (on_adjustment_value_changed), view);
561 ev_view_set_scroll_adjustments (GtkLayout *layout,
562 GtkAdjustment *hadjustment,
563 GtkAdjustment *vadjustment)
565 EvView *view = EV_VIEW (layout);
567 set_scroll_adjustment (view, GTK_ORIENTATION_HORIZONTAL, hadjustment);
568 set_scroll_adjustment (view, GTK_ORIENTATION_VERTICAL, vadjustment);
570 on_adjustment_value_changed (NULL, view);
574 add_scroll_binding_keypad (GtkBindingSet *binding_set,
576 GdkModifierType modifiers,
580 guint keypad_keyval = keyval - GDK_Left + GDK_KP_Left;
582 gtk_binding_entry_add_signal (binding_set, keyval, modifiers,
583 "binding_activated", 2,
584 EV_TYPE_SCROLL_TYPE, scroll,
585 G_TYPE_BOOLEAN, horizontal);
586 gtk_binding_entry_add_signal (binding_set, keypad_keyval, modifiers,
587 "binding_activated", 2,
588 EV_TYPE_SCROLL_TYPE, scroll,
589 G_TYPE_BOOLEAN, horizontal);
593 ev_view_scroll (EvView *view,
597 GtkAdjustment *adjustment;
598 double value, increment;
599 gboolean first_page = FALSE;
600 gboolean last_page = FALSE;
602 view->jump_to_find_result = FALSE;
604 if (view->presentation || view->sizing_mode == EV_SIZING_BEST_FIT) {
606 case EV_SCROLL_PAGE_BACKWARD:
607 case EV_SCROLL_STEP_BACKWARD:
608 ev_view_previous_page (view);
610 case EV_SCROLL_PAGE_FORWARD:
611 case EV_SCROLL_STEP_FORWARD:
612 ev_view_next_page (view);
620 /* Assign values for increment and vertical adjustment */
621 adjustment = horizontal ? view->hadjustment : view->vadjustment;
622 increment = adjustment->page_size * 0.75;
623 value = adjustment->value;
625 /* Assign boolean for first and last page */
626 if (view->current_page == 0)
628 if (view->current_page == ev_page_cache_get_n_pages (view->page_cache) - 1)
632 case EV_SCROLL_PAGE_BACKWARD:
633 /* Do not jump backwards if at the first page */
634 if (value == (adjustment->lower) && first_page) {
636 /* At the top of a page, assign the upper bound limit of previous page */
637 } else if (value == (adjustment->lower)) {
638 value = adjustment->upper - adjustment->page_size;
639 ev_view_previous_page (view);
640 /* Jump to the top */
642 value = MAX (value - increment, adjustment->lower);
645 case EV_SCROLL_PAGE_FORWARD:
646 /* Do not jump forward if at the last page */
647 if (value == (adjustment->upper - adjustment->page_size) && last_page) {
649 /* At the bottom of a page, assign the lower bound limit of next page */
650 } else if (value == (adjustment->upper - adjustment->page_size)) {
652 ev_view_next_page (view);
653 /* Jump to the bottom */
655 value = MIN (value + increment, adjustment->upper - adjustment->page_size);
658 case EV_SCROLL_STEP_BACKWARD:
659 value -= adjustment->step_increment;
661 case EV_SCROLL_STEP_FORWARD:
662 value += adjustment->step_increment;
664 case EV_SCROLL_STEP_DOWN:
665 value -= adjustment->step_increment / 10;
667 case EV_SCROLL_STEP_UP:
668 value += adjustment->step_increment / 10;
674 value = CLAMP (value, adjustment->lower,
675 adjustment->upper - adjustment->page_size);
677 gtk_adjustment_set_value (adjustment, value);
683 ensure_rectangle_is_visible (EvView *view, GdkRectangle *rect)
685 GtkWidget *widget = GTK_WIDGET (view);
686 GtkAdjustment *adjustment;
689 view->pending_scroll = SCROLL_TO_FIND_LOCATION;
691 adjustment = view->vadjustment;
693 if (rect->y < adjustment->value) {
694 value = MAX (adjustment->lower, rect->y - MARGIN);
695 gtk_adjustment_set_value (view->vadjustment, value);
696 } else if (rect->y + rect->height >
697 adjustment->value + widget->allocation.height) {
698 value = MIN (adjustment->upper, rect->y + rect->height -
699 widget->allocation.height + MARGIN);
700 gtk_adjustment_set_value (view->vadjustment, value);
703 adjustment = view->hadjustment;
705 if (rect->x < adjustment->value) {
706 value = MAX (adjustment->lower, rect->x - MARGIN);
707 gtk_adjustment_set_value (view->hadjustment, value);
708 } else if (rect->x + rect->height >
709 adjustment->value + widget->allocation.width) {
710 value = MIN (adjustment->upper, rect->x + rect->width -
711 widget->allocation.width + MARGIN);
712 gtk_adjustment_set_value (view->hadjustment, value);
715 gtk_widget_queue_resize (GTK_WIDGET (view));
718 /*** Geometry computations ***/
721 compute_border (EvView *view, int width, int height, GtkBorder *border)
723 if (view->presentation) {
729 ev_document_misc_get_page_border_size (width, height, border);
734 get_page_y_offset (EvView *view, int page, double zoom, int *y_offset)
736 int max_width, offset;
739 g_return_if_fail (y_offset != NULL);
741 ev_page_cache_get_max_width (view->page_cache, view->rotation, zoom, &max_width);
743 compute_border (view, max_width, max_width, &border);
745 if (view->dual_page) {
746 ev_page_cache_get_height_to_page (view->page_cache, page,
747 view->rotation, zoom, NULL, &offset);
748 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);
750 ev_page_cache_get_height_to_page (view->page_cache, page,
751 view->rotation, zoom, &offset, NULL);
752 offset += (page + 1) * view->spacing + page * (border.top + border.bottom);
760 get_page_extents (EvView *view,
762 GdkRectangle *page_area,
768 widget = GTK_WIDGET (view);
770 /* Get the size of the page */
771 ev_page_cache_get_size (view->page_cache, page,
775 compute_border (view, width, height, border);
776 page_area->width = width + border->left + border->right;
777 page_area->height = height + border->top + border->bottom;
779 if (view->presentation) {
780 page_area->x = (MAX (0, widget->allocation.width - width))/2;
781 page_area->y = (MAX (0, widget->allocation.height - height))/2;
782 } else if (view->continuous) {
786 ev_page_cache_get_max_width (view->page_cache, view->rotation,
787 view->scale, &max_width);
788 max_width = max_width + border->left + border->right;
789 /* Get the location of the bounding box */
790 if (view->dual_page) {
791 x = view->spacing + ((page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? 0 : 1) * (max_width + view->spacing);
792 x = x + MAX (0, widget->allocation.width - (max_width * 2 + view->spacing * 3)) / 2;
793 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
794 x = x + (max_width - width - border->left - border->right);
797 x = x + MAX (0, widget->allocation.width - (width + view->spacing * 2)) / 2;
800 get_page_y_offset (view, page, view->scale, &y);
806 if (view->dual_page) {
807 gint width_2, height_2;
808 gint max_width = width;
809 gint max_height = height;
810 GtkBorder overall_border;
813 other_page = (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache)) ? page + 1: page - 1;
815 /* First, we get the bounding box of the two pages */
816 if (other_page < ev_page_cache_get_n_pages (view->page_cache)
817 && (0 <= other_page)) {
818 ev_page_cache_get_size (view->page_cache,
822 &width_2, &height_2);
825 if (height_2 > height)
826 max_height = height_2;
828 compute_border (view, max_width, max_height, &overall_border);
830 /* Find the offsets */
834 /* Adjust for being the left or right page */
835 if (page % 2 == ev_page_cache_get_dual_even_left (view->page_cache))
836 x = x + max_width - width;
838 x = x + (max_width + overall_border.left + overall_border.right) + view->spacing;
840 y = y + (max_height - height)/2;
842 /* Adjust for extra allocation */
843 x = x + MAX (0, widget->allocation.width -
844 ((max_width + overall_border.left + overall_border.right) * 2 + view->spacing * 3))/2;
845 y = y + MAX (0, widget->allocation.height - (height + view->spacing * 2))/2;
850 /* Adjust for extra allocation */
851 x = x + MAX (0, widget->allocation.width - (width + border->left + border->right + view->spacing * 2))/2;
852 y = y + MAX (0, widget->allocation.height - (height + border->top + border->bottom + view->spacing * 2))/2;
863 view_point_to_doc_point (EvView *view,
864 GdkPoint *view_point,
865 GdkRectangle *page_area,
869 *doc_point_x = (double) (view_point->x - page_area->x) / view->scale;
870 *doc_point_y = (double) (view_point->y - page_area->y) / view->scale;
874 view_rect_to_doc_rect (EvView *view,
875 GdkRectangle *view_rect,
876 GdkRectangle *page_area,
877 EvRectangle *doc_rect)
879 doc_rect->x1 = (double) (view_rect->x - page_area->x) / view->scale;
880 doc_rect->y1 = (double) (view_rect->y - page_area->y) / view->scale;
881 doc_rect->x2 = doc_rect->x1 + (double) view_rect->width / view->scale;
882 doc_rect->y2 = doc_rect->y1 + (double) view_rect->height / view->scale;
886 doc_point_to_view_point (EvView *view,
889 GdkPoint *view_point)
891 GdkRectangle page_area;
893 double x, y, view_x, view_y;
896 ev_page_cache_get_size (view->page_cache, page,
901 if (view->rotation == 0) {
904 } else if (view->rotation == 90) {
905 x = width - doc_point->y;
907 } else if (view->rotation == 180) {
908 x = width - doc_point->x;
909 y = height - doc_point->y;
910 } else if (view->rotation == 270) {
912 y = height - doc_point->x;
914 g_assert_not_reached ();
917 get_page_extents (view, page, &page_area, &border);
919 view_x = x * view->scale;
920 view_y = y * view->scale;
921 view_point->x = view_x + page_area.x;
922 view_point->y = view_y + page_area.y;
924 return (view_x > 0 && view_x <= page_area.width &&
925 view_y > 0 && view_y <= page_area.height);
929 doc_rect_to_view_rect (EvView *view,
931 EvRectangle *doc_rect,
932 GdkRectangle *view_rect)
934 GdkRectangle page_area;
939 ev_page_cache_get_size (view->page_cache, page,
944 if (view->rotation == 0) {
947 w = doc_rect->x2 - doc_rect->x1;
948 h = doc_rect->y2 - doc_rect->y1;
949 } else if (view->rotation == 90) {
950 x = width - doc_rect->y2;
952 w = doc_rect->y2 - doc_rect->y1;
953 h = doc_rect->x2 - doc_rect->x1;
954 } else if (view->rotation == 180) {
955 x = width - doc_rect->x2;
956 y = height - doc_rect->y2;
957 w = doc_rect->x2 - doc_rect->x1;
958 h = doc_rect->y2 - doc_rect->y1;
959 } else if (view->rotation == 270) {
961 y = height - doc_rect->x2;
962 w = doc_rect->y2 - doc_rect->y1;
963 h = doc_rect->x2 - doc_rect->x1;
965 g_assert_not_reached ();
968 get_page_extents (view, page, &page_area, &border);
970 view_rect->x = x * view->scale + page_area.x;
971 view_rect->y = y * view->scale + page_area.y;
972 view_rect->width = w * view->scale;
973 view_rect->height = h * view->scale;
977 find_page_at_location (EvView *view,
986 if (view->document == NULL)
993 for (i = view->start_page; i <= view->end_page; i++) {
994 GdkRectangle page_area;
997 if (! get_page_extents (view, i, &page_area, &border))
1000 if ((x >= page_area.x + border.left) &&
1001 (x < page_area.x + page_area.width - border.right) &&
1002 (y >= page_area.y + border.top) &&
1003 (y < page_area.y + page_area.height - border.bottom)) {
1005 *x_offset = x - (page_area.x + border.left);
1006 *y_offset = y - (page_area.y + border.top);
1015 location_in_text (EvView *view,
1021 gint x_offset = 0, y_offset = 0;
1023 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1028 region = ev_pixbuf_cache_get_text_mapping (view->pixbuf_cache, page);
1031 return gdk_region_point_in (region, x_offset / view->scale, y_offset / view->scale);
1037 ev_view_get_width (EvView *view)
1039 return GTK_WIDGET (view)->allocation.width;
1043 ev_view_get_height (EvView *view)
1045 return GTK_WIDGET (view)->allocation.height;
1049 location_in_selected_text (EvView *view,
1054 gint x_offset = 0, y_offset = 0;
1055 EvViewSelection *selection;
1058 for (l = view->selection_info.selections; l != NULL; l = l->next) {
1059 selection = (EvViewSelection *)l->data;
1061 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1063 if (page != selection->page)
1066 if (selection->covered_region &&
1067 gdk_region_point_in (selection->covered_region, x_offset, y_offset))
1075 get_doc_point_from_offset (EvView *view,
1085 ev_page_cache_get_size (view->page_cache, page,
1090 x_offset = x_offset / view->scale;
1091 y_offset = y_offset / view->scale;
1093 if (view->rotation == 0) {
1096 } else if (view->rotation == 90) {
1098 y = width - x_offset;
1099 } else if (view->rotation == 180) {
1100 x = width - x_offset;
1101 y = height - y_offset;
1102 } else if (view->rotation == 270) {
1103 x = height - y_offset;
1106 g_assert_not_reached ();
1117 ev_view_get_link_at_location (EvView *view,
1122 gint x_offset = 0, y_offset = 0;
1123 gint x_new = 0, y_new = 0;
1124 GList *link_mapping;
1126 if (!EV_IS_DOCUMENT_LINKS (view->document))
1129 x += view->scroll_x;
1130 y += view->scroll_y;
1132 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1138 if (get_doc_point_from_offset (view, page, x_offset,
1139 y_offset, &x_new, &y_new) == FALSE)
1142 link_mapping = ev_pixbuf_cache_get_link_mapping (view->pixbuf_cache, page);
1145 return ev_link_mapping_find (link_mapping, x_new, y_new);
1151 goto_fitr_dest (EvView *view, EvLinkDest *dest)
1156 zoom = zoom_for_size_best_fit (ev_link_dest_get_right (dest) - ev_link_dest_get_left (dest),
1157 ev_link_dest_get_bottom (dest) - ev_link_dest_get_top (dest),
1158 ev_view_get_width (view),
1159 ev_view_get_height (view), 0, 0);
1161 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1162 ev_view_set_zoom (view, zoom, FALSE);
1164 doc_point.x = ev_link_dest_get_left (dest);
1165 doc_point.y = ev_link_dest_get_top (dest);
1167 view->current_page = ev_link_dest_get_page (dest);
1168 view->pending_point = doc_point;
1169 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1171 gtk_widget_queue_resize (GTK_WIDGET (view));
1175 goto_fitv_dest (EvView *view, EvLinkDest *dest)
1178 int doc_width, doc_height, page;
1181 page = ev_link_dest_get_page (dest);
1182 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1184 doc_point.x = ev_link_dest_get_left (dest);
1187 zoom = zoom_for_size_fit_height (doc_width - doc_point.x , doc_height,
1188 ev_view_get_width (view),
1189 ev_view_get_height (view), 0);
1191 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1192 ev_view_set_zoom (view, zoom, FALSE);
1194 view->current_page = page;
1195 view->pending_point = doc_point;
1196 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1198 gtk_widget_queue_resize (GTK_WIDGET (view));
1202 goto_fith_dest (EvView *view, EvLinkDest *dest)
1205 int doc_width, doc_height, page;
1208 page = ev_link_dest_get_page (dest);
1209 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1212 doc_point.y = ev_link_dest_get_top (dest);
1214 zoom = zoom_for_size_fit_width (doc_width, ev_link_dest_get_top (dest),
1215 ev_view_get_width (view),
1216 ev_view_get_height (view), 0);
1218 ev_view_set_sizing_mode (view, EV_SIZING_FIT_WIDTH);
1219 ev_view_set_zoom (view, zoom, FALSE);
1221 view->current_page = page;
1222 view->pending_point = doc_point;
1223 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1225 gtk_widget_queue_resize (GTK_WIDGET (view));
1229 goto_fit_dest (EvView *view, EvLinkDest *dest)
1232 int doc_width, doc_height;
1235 page = ev_link_dest_get_page (dest);
1236 ev_page_cache_get_size (view->page_cache, page, 0, 1.0, &doc_width, &doc_height);
1238 zoom = zoom_for_size_best_fit (doc_width, doc_height, ev_view_get_width (view),
1239 ev_view_get_height (view), 0, 0);
1241 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
1242 ev_view_set_zoom (view, zoom, FALSE);
1244 view->current_page = page;
1245 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1247 gtk_widget_queue_resize (GTK_WIDGET (view));
1251 goto_xyz_dest (EvView *view, EvLinkDest *dest)
1257 zoom = ev_link_dest_get_zoom (dest);
1258 page = ev_link_dest_get_page (dest);
1261 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
1262 ev_view_set_zoom (view, zoom, FALSE);
1265 doc_point.x = ev_link_dest_get_left (dest);
1266 doc_point.y = ev_link_dest_get_top (dest);
1268 view->current_page = page;
1269 view->pending_point = doc_point;
1270 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
1272 gtk_widget_queue_resize (GTK_WIDGET (view));
1276 goto_dest (EvView *view, EvLinkDest *dest)
1278 EvLinkDestType type;
1279 int page, n_pages, current_page;
1281 page = ev_link_dest_get_page (dest);
1282 n_pages = ev_page_cache_get_n_pages (view->page_cache);
1284 if (page < 0 || page >= n_pages)
1287 current_page = view->current_page;
1289 type = ev_link_dest_get_dest_type (dest);
1292 case EV_LINK_DEST_TYPE_PAGE:
1293 ev_page_cache_set_current_page (view->page_cache, page);
1295 case EV_LINK_DEST_TYPE_FIT:
1296 goto_fit_dest (view, dest);
1298 case EV_LINK_DEST_TYPE_FITH:
1299 goto_fith_dest (view, dest);
1301 case EV_LINK_DEST_TYPE_FITV:
1302 goto_fitv_dest (view, dest);
1304 case EV_LINK_DEST_TYPE_FITR:
1305 goto_fitr_dest (view, dest);
1307 case EV_LINK_DEST_TYPE_XYZ:
1308 goto_xyz_dest (view, dest);
1310 case EV_LINK_DEST_TYPE_PAGE_LABEL:
1311 ev_page_cache_set_page_label (view->page_cache, ev_link_dest_get_page_label (dest));
1314 g_assert_not_reached ();
1317 if (current_page != view->current_page)
1318 ev_page_cache_set_current_page (view->page_cache,
1319 view->current_page);
1323 ev_view_goto_dest (EvView *view, EvLinkDest *dest)
1325 EvLinkDestType type;
1327 type = ev_link_dest_get_dest_type (dest);
1329 if (type == EV_LINK_DEST_TYPE_NAMED) {
1331 const gchar *named_dest;
1333 named_dest = ev_link_dest_get_named_dest (dest);
1334 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1337 goto_dest (view, dest2);
1338 g_object_unref (dest2);
1344 goto_dest (view, dest);
1348 ev_view_handle_link (EvView *view, EvLink *link)
1350 EvLinkAction *action = NULL;
1351 EvLinkActionType type;
1353 action = ev_link_get_action (link);
1357 type = ev_link_action_get_action_type (action);
1360 case EV_LINK_ACTION_TYPE_GOTO_DEST: {
1363 g_signal_emit (view, signals[SIGNAL_HANDLE_LINK], 0, link);
1365 dest = ev_link_action_get_dest (action);
1366 ev_view_goto_dest (view, dest);
1369 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1370 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1371 case EV_LINK_ACTION_TYPE_LAUNCH:
1372 case EV_LINK_ACTION_TYPE_NAMED:
1373 g_signal_emit (view, signals[SIGNAL_EXTERNAL_LINK], 0, action);
1379 ev_view_page_label_from_dest (EvView *view, EvLinkDest *dest)
1381 EvLinkDestType type;
1384 type = ev_link_dest_get_dest_type (dest);
1387 case EV_LINK_DEST_TYPE_NAMED: {
1389 const gchar *named_dest;
1391 named_dest = ev_link_dest_get_named_dest (dest);
1392 dest2 = ev_document_links_find_link_dest (EV_DOCUMENT_LINKS (view->document),
1395 msg = ev_page_cache_get_page_label (view->page_cache,
1396 ev_link_dest_get_page (dest2));
1397 g_object_unref (dest2);
1402 case EV_LINK_DEST_TYPE_PAGE_LABEL: {
1403 msg = g_strdup (ev_link_dest_get_page_label (dest));
1407 msg = ev_page_cache_get_page_label (view->page_cache,
1408 ev_link_dest_get_page (dest));
1415 tip_from_action_named (EvLinkAction *action)
1417 const gchar *name = ev_link_action_get_name (action);
1419 if (g_ascii_strcasecmp (name, "FirstPage") == 0) {
1420 return g_strdup (_("Go to first page"));
1421 } else if (g_ascii_strcasecmp (name, "PrevPage") == 0) {
1422 return g_strdup (_("Go to previous page"));
1423 } else if (g_ascii_strcasecmp (name, "NextPage") == 0) {
1424 return g_strdup (_("Go to next page"));
1425 } else if (g_ascii_strcasecmp (name, "LastPage") == 0) {
1426 return g_strdup (_("Go to last page"));
1427 } else if (g_ascii_strcasecmp (name, "GoToPage") == 0) {
1428 return g_strdup (_("Go to page"));
1429 } else if (g_ascii_strcasecmp (name, "Find") == 0) {
1430 return g_strdup (_("Find"));
1437 tip_from_link (EvView *view, EvLink *link)
1439 EvLinkAction *action;
1440 EvLinkActionType type;
1445 action = ev_link_get_action (link);
1446 title = ev_link_get_title (link);
1449 return title ? g_strdup (title) : NULL;
1451 type = ev_link_action_get_action_type (action);
1454 case EV_LINK_ACTION_TYPE_GOTO_DEST:
1455 page_label = ev_view_page_label_from_dest (view,
1456 ev_link_action_get_dest (action));
1457 msg = g_strdup_printf (_("Go to page %s"), page_label);
1458 g_free (page_label);
1460 case EV_LINK_ACTION_TYPE_GOTO_REMOTE:
1462 msg = g_strdup_printf (_("Go to %s on file “%s”"), title,
1463 ev_link_action_get_filename (action));
1465 msg = g_strdup_printf (_("Go to file “%s”"),
1466 ev_link_action_get_filename (action));
1470 case EV_LINK_ACTION_TYPE_EXTERNAL_URI:
1471 msg = g_strdup (ev_link_action_get_uri (action));
1473 case EV_LINK_ACTION_TYPE_LAUNCH:
1474 msg = g_strdup_printf (_("Launch %s"),
1475 ev_link_action_get_filename (action));
1477 case EV_LINK_ACTION_TYPE_NAMED:
1478 msg = tip_from_action_named (action);
1482 msg = g_strdup (title);
1490 ev_view_handle_cursor_over_xy (EvView *view, gint x, gint y)
1495 if (view->cursor == EV_VIEW_CURSOR_HIDDEN)
1498 link = ev_view_get_link_at_location (view, x, y);
1500 if (view->link_tooltip == NULL) {
1501 view->link_tooltip = ev_tooltip_new (GTK_WIDGET (view));
1504 if (view->hovered_link != link) {
1505 view->hovered_link = link;
1506 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
1510 char *msg = tip_from_link (view, link);
1512 if (msg && g_utf8_validate (msg, -1, NULL)) {
1513 EvTooltip *tooltip = EV_TOOLTIP (view->link_tooltip);
1515 ev_tooltip_set_position (tooltip, x, y);
1516 ev_tooltip_set_text (tooltip, msg);
1517 ev_tooltip_activate (tooltip);
1521 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1522 } else if ((field = ev_view_get_form_field_at_location (view, x, y))) {
1523 if (field->is_read_only) {
1524 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1525 view->cursor == EV_VIEW_CURSOR_IBEAM)
1526 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1527 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
1528 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1530 ev_view_set_cursor (view, EV_VIEW_CURSOR_LINK);
1532 } else if (location_in_text (view, x + view->scroll_x, y + view->scroll_y)) {
1533 ev_view_set_cursor (view, EV_VIEW_CURSOR_IBEAM);
1535 if (view->cursor == EV_VIEW_CURSOR_LINK ||
1536 view->cursor == EV_VIEW_CURSOR_IBEAM)
1537 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
1543 ev_view_get_image_at_location (EvView *view,
1548 gint x_offset = 0, y_offset = 0;
1549 gint x_new = 0, y_new = 0;
1550 GList *image_mapping;
1552 if (!EV_IS_DOCUMENT_IMAGES (view->document))
1555 x += view->scroll_x;
1556 y += view->scroll_y;
1558 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1563 if (get_doc_point_from_offset (view, page, x_offset,
1564 y_offset, &x_new, &y_new) == FALSE)
1567 image_mapping = ev_pixbuf_cache_get_image_mapping (view->pixbuf_cache, page);
1570 return ev_image_mapping_find (image_mapping, x_new, y_new);
1576 static EvFormField *
1577 ev_view_get_form_field_at_location (EvView *view,
1582 gint x_offset = 0, y_offset = 0;
1583 gint x_new = 0, y_new = 0;
1584 GList *forms_mapping;
1586 if (!EV_IS_DOCUMENT_FORMS (view->document))
1589 x += view->scroll_x;
1590 y += view->scroll_y;
1592 find_page_at_location (view, x, y, &page, &x_offset, &y_offset);
1597 if (get_doc_point_from_offset (view, page, x_offset,
1598 y_offset, &x_new, &y_new) == FALSE)
1601 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, page);
1604 return ev_form_field_mapping_find (forms_mapping, x_new, y_new);
1610 ev_view_form_field_get_region (EvView *view,
1613 EvRectangle field_area;
1614 GdkRectangle view_area;
1615 GList *forms_mapping;
1617 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
1619 ev_form_field_mapping_get_area (forms_mapping, field, &field_area);
1620 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
1621 view_area.x -= view->scroll_x;
1622 view_area.y -= view->scroll_y;
1624 return gdk_region_rectangle (&view_area);
1628 ev_view_forms_remove_widgets (EvView *view)
1630 ev_view_remove_all (view);
1636 ev_view_form_field_destroy (GtkWidget *widget,
1639 g_idle_add ((GSourceFunc)ev_view_forms_remove_widgets, view);
1643 ev_view_form_field_button_create_widget (EvView *view,
1646 EvFormFieldButton *field_button = EV_FORM_FIELD_BUTTON (field);
1647 GdkRegion *field_region = NULL;
1649 switch (field_button->type) {
1650 case EV_FORM_FIELD_BUTTON_PUSH:
1652 case EV_FORM_FIELD_BUTTON_CHECK:
1653 case EV_FORM_FIELD_BUTTON_RADIO: {
1655 GList *forms_mapping, *l;
1657 state = ev_document_forms_form_field_button_get_state (EV_DOCUMENT_FORMS (view->document),
1660 /* FIXME: it actually depends on NoToggleToOff flags */
1661 if (field_button->type == EV_FORM_FIELD_BUTTON_RADIO &&
1662 state && field_button->state)
1665 field_region = ev_view_form_field_get_region (view, field);
1667 /* For radio buttons and checkbox buttons that are in a set
1668 * we need to update also the region for the current selected item
1670 forms_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
1672 for (l = forms_mapping; l; l = g_list_next (l)) {
1673 EvFormField *button = ((EvFormFieldMapping *)(l->data))->field;
1674 GdkRegion *button_region;
1676 if (button->id == field->id)
1679 /* FIXME: only buttons in the same group should be updated */
1680 if (!EV_IS_FORM_FIELD_BUTTON (button) ||
1681 EV_FORM_FIELD_BUTTON (button)->type != field_button->type ||
1682 EV_FORM_FIELD_BUTTON (button)->state != TRUE)
1685 button_region = ev_view_form_field_get_region (view, button);
1686 gdk_region_union (field_region, button_region);
1687 gdk_region_destroy (button_region);
1690 ev_document_forms_form_field_button_set_state (EV_DOCUMENT_FORMS (view->document),
1692 field_button->state = !state;
1697 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1702 gdk_region_destroy (field_region);
1708 ev_view_form_field_text_save (EvView *view,
1713 if (!view->document)
1716 field = g_object_get_data (G_OBJECT (widget), "form-field");
1718 if (field->changed) {
1719 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1720 GdkRegion *field_region;
1722 field_region = ev_view_form_field_get_region (view, field);
1724 ev_document_forms_form_field_text_set_text (EV_DOCUMENT_FORMS (view->document),
1725 field, field_text->text);
1726 field->changed = FALSE;
1727 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1732 gdk_region_destroy (field_region);
1737 ev_view_form_field_text_changed (GtkWidget *widget,
1740 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1743 if (GTK_IS_ENTRY (widget)) {
1744 text = g_strdup (gtk_entry_get_text (GTK_ENTRY (widget)));
1745 } else if (GTK_IS_TEXT_BUFFER (widget)) {
1746 GtkTextIter start, end;
1748 gtk_text_buffer_get_bounds (GTK_TEXT_BUFFER (widget), &start, &end);
1749 text = gtk_text_buffer_get_text (GTK_TEXT_BUFFER (widget),
1750 &start, &end, FALSE);
1753 if (!field_text->text ||
1754 (field_text->text && g_ascii_strcasecmp (field_text->text, text) != 0)) {
1755 g_free (field_text->text);
1756 field_text->text = text;
1757 field->changed = TRUE;
1762 ev_view_form_field_text_create_widget (EvView *view,
1765 EvFormFieldText *field_text = EV_FORM_FIELD_TEXT (field);
1766 GtkWidget *text = NULL;
1769 txt = ev_document_forms_form_field_text_get_text (EV_DOCUMENT_FORMS (view->document),
1772 switch (field_text->type) {
1773 case EV_FORM_FIELD_TEXT_FILE_SELECT:
1775 case EV_FORM_FIELD_TEXT_NORMAL:
1776 text = gtk_entry_new ();
1777 gtk_entry_set_has_frame (GTK_ENTRY (text), FALSE);
1778 gtk_entry_set_max_length (GTK_ENTRY (text), field_text->max_len);
1779 gtk_entry_set_visibility (GTK_ENTRY (text), !field_text->is_password);
1782 gtk_entry_set_text (GTK_ENTRY (text), txt);
1786 g_signal_connect (G_OBJECT (text), "changed",
1787 G_CALLBACK (ev_view_form_field_text_changed),
1789 g_signal_connect_after (G_OBJECT (text), "activate",
1790 G_CALLBACK (ev_view_form_field_destroy),
1793 case EV_FORM_FIELD_TEXT_MULTILINE: {
1794 GtkTextBuffer *buffer;
1796 text = gtk_text_view_new ();
1797 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (text));
1800 gtk_text_buffer_set_text (buffer, txt, -1);
1804 g_signal_connect (G_OBJECT (buffer), "changed",
1805 G_CALLBACK (ev_view_form_field_text_changed),
1811 g_object_weak_ref (G_OBJECT (text),
1812 (GWeakNotify)ev_view_form_field_text_save,
1819 ev_view_form_field_choice_save (EvView *view,
1824 if (!view->document)
1827 field = g_object_get_data (G_OBJECT (widget), "form-field");
1829 if (field->changed) {
1831 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1832 GdkRegion *field_region;
1834 field_region = ev_view_form_field_get_region (view, field);
1836 if (field_choice->is_editable) {
1837 ev_document_forms_form_field_choice_set_text (EV_DOCUMENT_FORMS (view->document),
1838 field, field_choice->text);
1840 ev_document_forms_form_field_choice_unselect_all (EV_DOCUMENT_FORMS (view->document), field);
1841 for (l = field_choice->selected_items; l; l = g_list_next (l)) {
1842 ev_document_forms_form_field_choice_select_item (EV_DOCUMENT_FORMS (view->document),
1844 GPOINTER_TO_INT (l->data));
1847 field->changed = FALSE;
1848 ev_pixbuf_cache_reload_page (view->pixbuf_cache,
1853 gdk_region_destroy (field_region);
1858 ev_view_form_field_choice_changed (GtkWidget *widget,
1861 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1863 if (GTK_IS_COMBO_BOX (widget)) {
1866 item = gtk_combo_box_get_active (GTK_COMBO_BOX (widget));
1867 if (GPOINTER_TO_INT (field_choice->selected_items->data) != item) {
1868 g_list_free (field_choice->selected_items);
1869 field_choice->selected_items = NULL;
1870 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1871 GINT_TO_POINTER (item));
1872 field->changed = TRUE;
1875 if (GTK_IS_COMBO_BOX_ENTRY (widget)) {
1878 text = gtk_combo_box_get_active_text (GTK_COMBO_BOX (widget));
1879 if (!field_choice->text ||
1880 (field_choice->text && g_ascii_strcasecmp (field_choice->text, text) != 0)) {
1881 g_free (field_choice->text);
1882 field_choice->text = text;
1883 field->changed = TRUE;
1886 } else if (GTK_IS_TREE_SELECTION (widget)) {
1887 GtkTreeSelection *selection = GTK_TREE_SELECTION (widget);
1888 GtkTreeModel *model;
1891 items = gtk_tree_selection_get_selected_rows (selection, &model);
1892 g_list_free (field_choice->selected_items);
1893 field_choice->selected_items = NULL;
1895 for (l = items; l && l->data; l = g_list_next (l)) {
1897 GtkTreePath *path = (GtkTreePath *)l->data;
1900 gtk_tree_model_get_iter (model, &iter, path);
1901 gtk_tree_model_get (model, &iter, 1, &item, -1);
1903 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1904 GINT_TO_POINTER (item));
1906 gtk_tree_path_free (path);
1909 g_list_free (items);
1911 field->changed = TRUE;
1916 ev_view_form_field_choice_create_widget (EvView *view,
1919 EvFormFieldChoice *field_choice = EV_FORM_FIELD_CHOICE (field);
1921 GtkTreeModel *model;
1923 gint selected_item = 0;
1925 n_items = ev_document_forms_form_field_choice_get_n_items (EV_DOCUMENT_FORMS (view->document),
1927 model = GTK_TREE_MODEL (gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_INT));
1928 for (i = 0; i < n_items; i++) {
1932 item = ev_document_forms_form_field_choice_get_item (EV_DOCUMENT_FORMS (view->document),
1934 if (ev_document_forms_form_field_choice_is_item_selected (
1935 EV_DOCUMENT_FORMS (view->document), field, i)) {
1937 /* FIXME: we need a get_selected_items function in poppler */
1938 field_choice->selected_items = g_list_prepend (field_choice->selected_items,
1939 GINT_TO_POINTER (i));
1943 gtk_list_store_append (GTK_LIST_STORE (model), &iter);
1944 gtk_list_store_set (GTK_LIST_STORE (model), &iter,
1952 if (field_choice->type == EV_FORM_FIELD_CHOICE_LIST) {
1953 GtkCellRenderer *renderer;
1954 GtkWidget *tree_view;
1955 GtkTreeSelection *selection;
1957 tree_view = gtk_tree_view_new_with_model (model);
1958 gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (tree_view), FALSE);
1960 selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree_view));
1961 if (field_choice->multi_select) {
1962 gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);
1965 /* TODO: set selected items */
1967 renderer = gtk_cell_renderer_text_new ();
1968 gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree_view),
1974 choice = gtk_scrolled_window_new (NULL, NULL);
1975 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (choice),
1976 GTK_POLICY_AUTOMATIC,
1977 GTK_POLICY_AUTOMATIC);
1978 gtk_container_add (GTK_CONTAINER (choice), tree_view);
1979 gtk_widget_show (tree_view);
1981 g_signal_connect (G_OBJECT (selection), "changed",
1982 G_CALLBACK (ev_view_form_field_choice_changed),
1984 g_signal_connect_after (G_OBJECT (selection), "changed",
1985 G_CALLBACK (ev_view_form_field_destroy),
1987 } else if (field_choice->is_editable) { /* ComboBoxEntry */
1990 choice = gtk_combo_box_entry_new_with_model (model, 0);
1991 text = ev_document_forms_form_field_choice_get_text (EV_DOCUMENT_FORMS (view->document), field);
1993 gtk_entry_set_text (GTK_ENTRY (gtk_bin_get_child (GTK_BIN (choice))), text);
1997 g_signal_connect (G_OBJECT (choice), "changed",
1998 G_CALLBACK (ev_view_form_field_choice_changed),
2000 g_signal_connect_after (G_OBJECT (GTK_BIN (choice)->child), "activate",
2001 G_CALLBACK (ev_view_form_field_destroy),
2003 } else { /* ComboBoxText */
2004 GtkCellRenderer *renderer;
2006 choice = gtk_combo_box_new_with_model (model);
2007 renderer = gtk_cell_renderer_text_new ();
2008 gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (choice),
2010 gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (choice),
2014 gtk_combo_box_set_active (GTK_COMBO_BOX (choice), selected_item);
2015 gtk_combo_box_popup (GTK_COMBO_BOX (choice));
2017 g_signal_connect (G_OBJECT (choice), "changed",
2018 G_CALLBACK (ev_view_form_field_choice_changed),
2020 g_signal_connect_after (G_OBJECT (choice), "changed",
2021 G_CALLBACK (ev_view_form_field_destroy),
2025 g_object_unref (model);
2027 g_object_weak_ref (G_OBJECT (choice),
2028 (GWeakNotify)ev_view_form_field_choice_save,
2035 ev_view_handle_form_field (EvView *view,
2040 GtkWidget *field_widget = NULL;
2041 GList *form_field_mapping;
2042 EvRectangle field_area;
2043 GdkRectangle view_area;
2045 if (field->is_read_only)
2048 if (EV_IS_FORM_FIELD_BUTTON (field)) {
2049 field_widget = ev_view_form_field_button_create_widget (view, field);
2050 } else if (EV_IS_FORM_FIELD_TEXT (field)) {
2051 field_widget = ev_view_form_field_text_create_widget (view, field);
2052 } else if (EV_IS_FORM_FIELD_CHOICE (field)) {
2053 field_widget = ev_view_form_field_choice_create_widget (view, field);
2054 } else if (EV_IS_FORM_FIELD_SIGNATURE (field)) {
2058 /* Form field doesn't require a widget */
2062 g_object_set_data_full (G_OBJECT (field_widget), "form-field",
2063 g_object_ref (field),
2064 (GDestroyNotify)g_object_unref);
2066 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache, field->page);
2067 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
2069 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
2070 view_area.x -= view->scroll_x;
2071 view_area.y -= view->scroll_y;
2073 gtk_layout_put (GTK_LAYOUT (view), field_widget, view_area.x, view_area.y);
2074 gtk_widget_show (field_widget);
2075 gtk_widget_grab_focus (field_widget);
2078 /*** GtkWidget implementation ***/
2081 ev_view_size_request_continuous_dual_page (EvView *view,
2082 GtkRequisition *requisition)
2088 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2089 view->scale, &max_width);
2090 compute_border (view, max_width, max_width, &border);
2092 n_pages = ev_page_cache_get_n_pages (view->page_cache) + 1;
2094 requisition->width = (max_width + border.left + border.right) * 2 + (view->spacing * 3);
2095 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2097 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2098 requisition->width = 1;
2099 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2100 requisition->width = 1;
2101 /* FIXME: This could actually be set on one page docs or docs
2102 * with a strange aspect ratio. */
2103 /* requisition->height = 1;*/
2108 ev_view_size_request_continuous (EvView *view,
2109 GtkRequisition *requisition)
2116 ev_page_cache_get_max_width (view->page_cache, view->rotation,
2117 view->scale, &max_width);
2118 n_pages = ev_page_cache_get_n_pages (view->page_cache);
2119 compute_border (view, max_width, max_width, &border);
2121 requisition->width = max_width + (view->spacing * 2) + border.left + border.right;
2122 get_page_y_offset (view, n_pages, view->scale, &requisition->height);
2124 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2125 requisition->width = 1;
2126 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2127 requisition->width = 1;
2128 /* FIXME: This could actually be set on one page docs or docs
2129 * with a strange aspect ratio. */
2130 /* requisition->height = 1;*/
2135 ev_view_size_request_dual_page (EvView *view,
2136 GtkRequisition *requisition)
2141 /* Find the largest of the two. */
2142 ev_page_cache_get_size (view->page_cache,
2147 if (view->current_page + 1 < ev_page_cache_get_n_pages (view->page_cache)) {
2148 gint width_2, height_2;
2149 ev_page_cache_get_size (view->page_cache,
2150 view->current_page + 1,
2153 &width_2, &height_2);
2154 if (width_2 > width) {
2159 compute_border (view, width, height, &border);
2161 requisition->width = ((width + border.left + border.right) * 2) +
2162 (view->spacing * 3);
2163 requisition->height = (height + border.top + border.bottom) +
2164 (view->spacing * 2);
2166 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2167 requisition->width = 1;
2168 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2169 requisition->width = 1;
2170 requisition->height = 1;
2175 ev_view_size_request_single_page (EvView *view,
2176 GtkRequisition *requisition)
2181 ev_page_cache_get_size (view->page_cache,
2186 compute_border (view, width, height, &border);
2188 requisition->width = width + border.left + border.right + (2 * view->spacing);
2189 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2191 if (view->sizing_mode == EV_SIZING_FIT_WIDTH) {
2192 requisition->width = 1;
2193 requisition->height = height + border.top + border.bottom + (2 * view->spacing);
2194 } else if (view->sizing_mode == EV_SIZING_BEST_FIT) {
2195 requisition->width = 1;
2196 requisition->height = 1;
2201 ev_view_size_request (GtkWidget *widget,
2202 GtkRequisition *requisition)
2204 EvView *view = EV_VIEW (widget);
2206 if (view->document == NULL) {
2207 requisition->width = 1;
2208 requisition->height = 1;
2212 if (view->presentation) {
2213 requisition->width = 1;
2214 requisition->height = 1;
2218 if (view->continuous && view->dual_page)
2219 ev_view_size_request_continuous_dual_page (view, requisition);
2220 else if (view->continuous)
2221 ev_view_size_request_continuous (view, requisition);
2222 else if (view->dual_page)
2223 ev_view_size_request_dual_page (view, requisition);
2225 ev_view_size_request_single_page (view, requisition);
2229 ev_view_size_allocate (GtkWidget *widget,
2230 GtkAllocation *allocation)
2232 EvView *view = EV_VIEW (widget);
2233 GList *children, *l;
2235 GTK_WIDGET_CLASS (ev_view_parent_class)->size_allocate (widget, allocation);
2237 if (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
2238 view->sizing_mode == EV_SIZING_BEST_FIT) {
2240 g_signal_emit (view, signals[SIGNAL_ZOOM_INVALID], 0);
2242 ev_view_size_request (widget, &widget->requisition);
2245 view_set_adjustment_values (view, GTK_ORIENTATION_HORIZONTAL);
2246 view_set_adjustment_values (view, GTK_ORIENTATION_VERTICAL);
2249 view_update_range_and_current_page (view);
2251 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
2252 view->pending_resize = FALSE;
2254 children = gtk_container_get_children (GTK_CONTAINER (widget));
2255 for (l = children; l && l->data; l = g_list_next (l)) {
2257 EvRectangle field_area;
2258 GdkRectangle view_area;
2259 GList *form_field_mapping;
2260 GtkAllocation child_allocation;
2261 GtkRequisition child_requisition;
2262 GtkWidget *child = (GtkWidget *)l->data;
2264 field = g_object_get_data (G_OBJECT (child), "form-field");
2268 form_field_mapping = ev_pixbuf_cache_get_form_field_mapping (view->pixbuf_cache,
2270 ev_form_field_mapping_get_area (form_field_mapping, field, &field_area);
2272 doc_rect_to_view_rect (view, field->page, &field_area, &view_area);
2273 view_area.x -= view->scroll_x;
2274 view_area.y -= view->scroll_y;
2276 gtk_widget_size_request (child, &child_requisition);
2277 if (child_requisition.width != view_area.width ||
2278 child_requisition.height != view_area.height)
2279 gtk_widget_set_size_request (child, view_area.width, view_area.height);
2281 gtk_container_child_get (GTK_CONTAINER (widget),
2283 "x", &child_allocation.x,
2284 "y", &child_allocation.y,
2286 if (child_allocation.x != view_area.x ||
2287 child_allocation.y != view_area.y) {
2288 gtk_layout_move (GTK_LAYOUT (widget), child, view_area.x, view_area.y);
2291 g_list_free (children);
2295 ev_view_realize (GtkWidget *widget)
2297 EvView *view = EV_VIEW (widget);
2299 if (GTK_WIDGET_CLASS (ev_view_parent_class)->realize)
2300 (* GTK_WIDGET_CLASS (ev_view_parent_class)->realize) (widget);
2302 gdk_window_set_events (view->layout.bin_window,
2303 (gdk_window_get_events (view->layout.bin_window) |
2305 GDK_BUTTON_PRESS_MASK |
2306 GDK_BUTTON_RELEASE_MASK |
2308 GDK_KEY_PRESS_MASK |
2309 GDK_POINTER_MOTION_MASK |
2310 GDK_POINTER_MOTION_HINT_MASK |
2311 GDK_ENTER_NOTIFY_MASK |
2312 GDK_LEAVE_NOTIFY_MASK));
2314 if (view->presentation)
2315 gdk_window_set_background (view->layout.bin_window, &widget->style->black);
2317 gdk_window_set_background (view->layout.bin_window, &widget->style->mid [GTK_STATE_NORMAL]);
2321 ev_view_scroll_event (GtkWidget *widget, GdkEventScroll *event)
2323 EvView *view = EV_VIEW (widget);
2326 state = event->state & gtk_accelerator_get_default_mod_mask ();
2328 if (state == GDK_CONTROL_MASK && view->presentation == FALSE) {
2329 ev_view_set_sizing_mode (view, EV_SIZING_FREE);
2331 if (event->direction == GDK_SCROLL_UP ||
2332 event->direction == GDK_SCROLL_LEFT) {
2333 if (ev_view_can_zoom_in (view)) {
2334 ev_view_zoom_in (view);
2337 if (ev_view_can_zoom_out (view)) {
2338 ev_view_zoom_out (view);
2345 view->jump_to_find_result = FALSE;
2346 /* Shift+Wheel scrolls the in the perpendicular direction */
2347 if (state & GDK_SHIFT_MASK) {
2348 if (event->direction == GDK_SCROLL_UP)
2349 event->direction = GDK_SCROLL_LEFT;
2350 if (event->direction == GDK_SCROLL_LEFT)
2351 event->direction = GDK_SCROLL_UP;
2352 if (event->direction == GDK_SCROLL_DOWN)
2353 event->direction = GDK_SCROLL_RIGHT;
2354 if (event->direction == GDK_SCROLL_RIGHT)
2355 event->direction = GDK_SCROLL_DOWN;
2357 event->state &= ~GDK_SHIFT_MASK;
2358 state &= ~GDK_SHIFT_MASK;
2361 if (state == 0 && view->presentation) {
2362 switch (event->direction) {
2363 case GDK_SCROLL_DOWN:
2364 case GDK_SCROLL_RIGHT:
2365 ev_view_next_page (view);
2368 case GDK_SCROLL_LEFT:
2369 ev_view_previous_page (view);
2379 static EvViewSelection *
2380 find_selection_for_page (EvView *view,
2385 for (list = view->selection_info.selections; list != NULL; list = list->next) {
2386 EvViewSelection *selection;
2388 selection = (EvViewSelection *) list->data;
2390 if (selection->page == page)
2398 draw_end_presentation_page (EvView *view,
2399 GdkRectangle *page_area)
2401 PangoLayout *layout;
2402 PangoFontDescription *font_desc;
2404 const gchar *text = _("End of presentation. Press Escape to exit.");
2406 if (view->presentation_state != EV_PRESENTATION_END)
2409 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), NULL);
2410 markup = g_strdup_printf ("<span foreground=\"white\">%s</span>", text);
2411 pango_layout_set_markup (layout, markup, -1);
2414 font_desc = pango_font_description_new ();
2415 pango_font_description_set_size (font_desc, 16 * PANGO_SCALE);
2416 pango_layout_set_font_description (layout, font_desc);
2418 gtk_paint_layout (GTK_WIDGET (view)->style,
2419 view->layout.bin_window,
2420 GTK_WIDGET_STATE (view),
2429 pango_font_description_free (font_desc);
2430 g_object_unref (layout);
2434 ev_view_expose_event (GtkWidget *widget,
2435 GdkEventExpose *event)
2437 EvView *view = EV_VIEW (widget);
2440 if (view->presentation) {
2441 switch (view->presentation_state) {
2442 case EV_PRESENTATION_END: {
2443 GdkRectangle area = {0};
2445 area.width = widget->allocation.width;
2446 area.height = widget->allocation.height;
2448 draw_end_presentation_page (view, &area);
2451 case EV_PRESENTATION_BLACK:
2452 case EV_PRESENTATION_WHITE:
2454 case EV_PRESENTATION_NORMAL:
2458 } else if (view->loading) {
2459 GdkRectangle area = {0};
2461 area.width = widget->allocation.width;
2462 area.height = widget->allocation.height;
2464 draw_loading_text (view,
2469 if (view->document == NULL)
2472 for (i = view->start_page; i <= view->end_page; i++) {
2473 GdkRectangle page_area;
2475 gboolean page_ready = TRUE;
2477 if (!get_page_extents (view, i, &page_area, &border))
2480 page_area.x -= view->scroll_x;
2481 page_area.y -= view->scroll_y;
2483 draw_one_page (view, i, &page_area, &border, &(event->area), &page_ready);
2485 if (page_ready && EV_IS_DOCUMENT_FIND (view->document))
2486 highlight_find_results (view, i);
2489 if (GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event)
2490 (* GTK_WIDGET_CLASS (ev_view_parent_class)->expose_event) (widget, event);
2496 ev_view_do_popup_menu (EvView *view,
2503 image = ev_view_get_image_at_location (view, x, y);
2505 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, image);
2509 link = ev_view_get_link_at_location (view, x, y);
2511 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, link);
2515 g_signal_emit (view, signals[SIGNAL_POPUP_MENU], 0, NULL);
2521 ev_view_popup_menu (GtkWidget *widget)
2525 gtk_widget_get_pointer (widget, &x, &y);
2526 return ev_view_do_popup_menu (EV_VIEW (widget), x, y);
2530 ev_view_button_press_event (GtkWidget *widget,
2531 GdkEventButton *event)
2533 EvView *view = EV_VIEW (widget);
2535 if (!view->document)
2538 if (!GTK_WIDGET_HAS_FOCUS (widget)) {
2539 gtk_widget_grab_focus (widget);
2542 view->pressed_button = event->button;
2543 view->selection_info.in_drag = FALSE;
2545 switch (event->button) {
2550 if (view->selection_info.selections) {
2551 if (location_in_selected_text (view,
2552 event->x + view->scroll_x,
2553 event->y + view->scroll_y)) {
2554 view->selection_info.in_drag = TRUE;
2556 clear_selection (view);
2558 view->selection_info.start.x = event->x + view->scroll_x;
2559 view->selection_info.start.y = event->y + view->scroll_y;
2562 gtk_widget_queue_draw (widget);
2563 } else if (!location_in_text (view, event->x + view->scroll_x, event->y + view->scroll_y) &&
2564 (image = ev_view_get_image_at_location (view, event->x, event->y))) {
2565 if (view->image_dnd_info.image)
2566 g_object_unref (view->image_dnd_info.image);
2567 view->image_dnd_info.image = g_object_ref (image);
2568 view->image_dnd_info.in_drag = TRUE;
2570 view->image_dnd_info.start.x = event->x + view->scroll_x;
2571 view->image_dnd_info.start.y = event->y + view->scroll_y;
2572 } else if ((field = ev_view_get_form_field_at_location (view, event->x, event->y))) {
2573 ev_view_remove_all (view);
2574 ev_view_handle_form_field (view, field, event->x, event->y);
2576 ev_view_remove_all (view);
2577 view->selection_info.start.x = event->x + view->scroll_x;
2578 view->selection_info.start.y = event->y + view->scroll_y;
2583 /* use root coordinates as reference point because
2584 * scrolling changes window relative coordinates */
2585 view->drag_info.start.x = event->x_root;
2586 view->drag_info.start.y = event->y_root;
2587 view->drag_info.hadj = gtk_adjustment_get_value (view->hadjustment);
2588 view->drag_info.vadj = gtk_adjustment_get_value (view->vadjustment);
2590 ev_view_set_cursor (view, EV_VIEW_CURSOR_DRAG);
2594 return ev_view_do_popup_menu (view, event->x, event->y);
2601 ev_view_remove_all (EvView *view)
2603 GList *children, *child;
2605 children = gtk_container_get_children (GTK_CONTAINER (view));
2606 for (child = children; child && child->data; child = g_list_next (child)) {
2607 gtk_container_remove (GTK_CONTAINER (view),
2608 GTK_WIDGET (child->data));
2610 g_list_free (children);
2613 /*** Drag and Drop ***/
2615 ev_view_drag_data_get (GtkWidget *widget,
2616 GdkDragContext *context,
2617 GtkSelectionData *selection_data,
2621 EvView *view = EV_VIEW (widget);
2624 case TARGET_DND_TEXT:
2625 if (view->selection_info.selections &&
2626 ev_document_can_get_text (view->document)) {
2629 text = get_selected_text (view);
2631 gtk_selection_data_set_text (selection_data,
2638 case TARGET_DND_IMAGE:
2639 if (view->image_dnd_info.image) {
2642 pixbuf = ev_image_get_pixbuf (view->image_dnd_info.image);
2643 gtk_selection_data_set_pixbuf (selection_data, pixbuf);
2646 case TARGET_DND_URI:
2647 if (view->image_dnd_info.image) {
2648 const gchar *tmp_uri;
2651 tmp_uri = ev_image_save_tmp (view->image_dnd_info.image);
2653 uris = g_new0 (gchar *, 2);
2654 uris[0] = (gchar *)tmp_uri;
2656 gtk_selection_data_set_uris (selection_data, uris);
2658 /* g_free instead of g_strfreev since tmp_uri is const */
2665 ev_view_drag_motion (GtkWidget *widget,
2666 GdkDragContext *context,
2671 if (gtk_drag_get_source_widget (context) == widget)
2672 gdk_drag_status (context, 0, time);
2674 gdk_drag_status (context, context->suggested_action, time);
2680 ev_view_drag_data_received (GtkWidget *widget,
2681 GdkDragContext *context,
2684 GtkSelectionData *selection_data,
2690 GSList *uri_list = NULL;
2692 uris = gtk_selection_data_get_uris (selection_data);
2694 gtk_drag_finish (context, FALSE, FALSE, time);
2698 for (i = 0; uris[i]; i++) {
2699 uri_list = g_slist_prepend (uri_list, (gpointer) uris[i]);
2702 ev_application_open_uri_list (EV_APP, uri_list,
2703 gtk_widget_get_screen (widget),
2705 gtk_drag_finish (context, TRUE, FALSE, time);
2708 g_slist_free (uri_list);
2713 selection_update_idle_cb (EvView *view)
2715 compute_selections (view, &view->selection_info.start, &view->motion);
2716 view->selection_update_id = 0;
2721 selection_scroll_timeout_cb (EvView *view)
2723 gint x, y, shift = 0;
2724 GtkWidget *widget = GTK_WIDGET (view);
2726 gtk_widget_get_pointer (widget, &x, &y);
2728 if (y > widget->allocation.height) {
2729 shift = (y - widget->allocation.height) / 2;
2735 gtk_adjustment_set_value (view->vadjustment,
2736 CLAMP (view->vadjustment->value + shift,
2737 view->vadjustment->lower,
2738 view->vadjustment->upper -
2739 view->vadjustment->page_size));
2741 if (x > widget->allocation.width) {
2742 shift = (x - widget->allocation.width) / 2;
2748 gtk_adjustment_set_value (view->hadjustment,
2749 CLAMP (view->hadjustment->value + shift,
2750 view->hadjustment->lower,
2751 view->hadjustment->upper -
2752 view->hadjustment->page_size));
2758 ev_view_motion_notify_event (GtkWidget *widget,
2759 GdkEventMotion *event)
2761 EvView *view = EV_VIEW (widget);
2764 if (!view->document)
2767 if (event->is_hint || event->window != view->layout.bin_window) {
2768 gtk_widget_get_pointer (widget, &x, &y);
2774 if (view->selection_info.in_drag) {
2775 if (gtk_drag_check_threshold (widget,
2776 view->selection_info.start.x,
2777 view->selection_info.start.y,
2779 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2781 gtk_target_list_add_text_targets (target_list, TARGET_DND_TEXT);
2783 gtk_drag_begin (widget, target_list,
2785 1, (GdkEvent *)event);
2787 view->selection_info.in_drag = FALSE;
2789 gtk_target_list_unref (target_list);
2793 } else if (view->image_dnd_info.in_drag) {
2794 if (gtk_drag_check_threshold (widget,
2795 view->selection_info.start.x,
2796 view->selection_info.start.y,
2798 GtkTargetList *target_list = gtk_target_list_new (NULL, 0);
2800 gtk_target_list_add_uri_targets (target_list, TARGET_DND_URI);
2801 gtk_target_list_add_image_targets (target_list, TARGET_DND_IMAGE, TRUE);
2803 gtk_drag_begin (widget, target_list,
2805 1, (GdkEvent *)event);
2807 view->image_dnd_info.in_drag = FALSE;
2809 gtk_target_list_unref (target_list);
2815 /* For the Evince 0.4.x release, we limit selection to un-rotated
2818 if (view->pressed_button == 1 && view->rotation == 0) {
2820 /* Schedule timeout to scroll during selection and additionally
2821 * scroll once to allow arbitrary speed. */
2822 if (!view->selection_scroll_id)
2823 view->selection_scroll_id = g_timeout_add (SCROLL_TIME, (GSourceFunc)selection_scroll_timeout_cb, view);
2825 selection_scroll_timeout_cb (view);
2827 view->selection_info.in_selection = TRUE;
2828 view->motion.x = x + view->scroll_x;
2829 view->motion.y = y + view->scroll_y;
2831 /* Queue an idle to handle the motion. We do this because
2832 * handling any selection events in the motion could be slower
2833 * than new motion events reach us. We always put it in the
2834 * idle to make sure we catch up and don't visibly lag the
2836 if (!view->selection_update_id)
2837 view->selection_update_id = g_idle_add ((GSourceFunc)selection_update_idle_cb, view);
2840 } else if (view->pressed_button == 2) {
2841 if (!view->drag_info.in_drag) {
2844 start = gtk_drag_check_threshold (widget,
2845 view->drag_info.start.x,
2846 view->drag_info.start.y,
2849 view->drag_info.in_drag = start;
2852 if (view->drag_info.in_drag) {
2854 gdouble dhadj_value, dvadj_value;
2856 dx = event->x_root - view->drag_info.start.x;
2857 dy = event->y_root - view->drag_info.start.y;
2859 dhadj_value = view->hadjustment->page_size *
2860 (gdouble)dx / widget->allocation.width;
2861 dvadj_value = view->vadjustment->page_size *
2862 (gdouble)dy / widget->allocation.height;
2864 /* clamp scrolling to visible area */
2865 gtk_adjustment_set_value (view->hadjustment,
2866 MIN(view->drag_info.hadj - dhadj_value,
2867 view->hadjustment->upper -
2868 view->hadjustment->page_size));
2869 gtk_adjustment_set_value (view->vadjustment,
2870 MIN(view->drag_info.vadj - dvadj_value,
2871 view->vadjustment->upper -
2872 view->vadjustment->page_size));
2876 } else if (view->pressed_button <= 0) {
2877 ev_view_handle_cursor_over_xy (view, x, y);
2885 ev_view_button_release_event (GtkWidget *widget,
2886 GdkEventButton *event)
2888 EvView *view = EV_VIEW (widget);
2891 if (view->pressed_button == 2) {
2892 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
2895 if (view->document && view->pressed_button != 3) {
2896 link = ev_view_get_link_at_location (view, event->x, event->y);
2901 view->pressed_button = -1;
2902 view->drag_info.in_drag = FALSE;
2903 view->image_dnd_info.in_drag = FALSE;
2905 if (view->selection_scroll_id) {
2906 g_source_remove (view->selection_scroll_id);
2907 view->selection_scroll_id = 0;
2909 if (view->selection_update_id) {
2910 g_source_remove (view->selection_update_id);
2911 view->selection_update_id = 0;
2914 if (view->selection_info.selections) {
2915 ev_view_update_primary_selection (view);
2917 if (view->selection_info.in_drag) {
2918 clear_selection (view);
2919 gtk_widget_queue_draw (widget);
2922 view->selection_info.in_drag = FALSE;
2924 if (event->button == 2) {
2925 EvLinkAction *action;
2926 EvLinkActionType type;
2928 action = ev_link_get_action (link);
2932 type = ev_link_action_get_action_type (action);
2933 if (type == EV_LINK_ACTION_TYPE_GOTO_DEST) {
2934 g_signal_emit (view,
2935 signals[SIGNAL_EXTERNAL_LINK],
2939 ev_view_handle_link (view, link);
2941 } else if (view->presentation) {
2942 switch (event->button) {
2944 ev_view_next_page (view);
2947 ev_view_previous_page (view);
2956 /* Cut and paste from gtkwindow.c */
2958 send_focus_change (GtkWidget *widget,
2961 GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);
2963 g_object_ref (widget);
2966 GTK_WIDGET_SET_FLAGS (widget, GTK_HAS_FOCUS);
2968 GTK_WIDGET_UNSET_FLAGS (widget, GTK_HAS_FOCUS);
2970 fevent->focus_change.type = GDK_FOCUS_CHANGE;
2971 fevent->focus_change.window = g_object_ref (widget->window);
2972 fevent->focus_change.in = in;
2974 gtk_widget_event (widget, fevent);
2976 g_object_notify (G_OBJECT (widget), "has-focus");
2978 g_object_unref (widget);
2979 gdk_event_free (fevent);
2983 ev_view_goto_window_hide (EvView *view)
2985 /* send focus-in event */
2986 send_focus_change (view->goto_entry, FALSE);
2987 gtk_widget_hide (view->goto_window);
2988 gtk_entry_set_text (GTK_ENTRY (view->goto_entry), "");
2992 ev_view_goto_window_delete_event (GtkWidget *widget,
2996 ev_view_goto_window_hide (view);
3002 key_is_numeric (guint keyval)
3004 return ((keyval >= GDK_0 && keyval <= GDK_9) ||
3005 (keyval >= GDK_KP_0 && keyval <= GDK_KP_9));
3009 ev_view_goto_window_key_press_event (GtkWidget *widget,
3013 switch (event->keyval) {
3017 case GDK_ISO_Left_Tab:
3018 ev_view_goto_window_hide (view);
3027 if (!key_is_numeric (event->keyval))
3035 ev_view_goto_window_button_press_event (GtkWidget *widget,
3036 GdkEventButton *event,
3039 ev_view_goto_window_hide (view);
3045 ev_view_goto_entry_activate (GtkEntry *entry,
3051 text = gtk_entry_get_text (entry);
3052 page = atoi (text) - 1;
3054 ev_view_goto_window_hide (view);
3057 page < ev_page_cache_get_n_pages (view->page_cache))
3058 ev_page_cache_set_current_page (view->page_cache, page);
3062 ev_view_goto_window_create (EvView *view)
3064 GtkWidget *frame, *hbox, *toplevel, *label;
3066 toplevel = gtk_widget_get_toplevel (GTK_WIDGET (view));
3068 if (view->goto_window) {
3069 if (GTK_WINDOW (toplevel)->group)
3070 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
3071 GTK_WINDOW (view->goto_window));
3072 else if (GTK_WINDOW (view->goto_window)->group)
3073 gtk_window_group_remove_window (GTK_WINDOW (view->goto_window)->group,
3074 GTK_WINDOW (view->goto_window));
3078 view->goto_window = gtk_window_new (GTK_WINDOW_POPUP);
3080 if (GTK_WINDOW (toplevel)->group)
3081 gtk_window_group_add_window (GTK_WINDOW (toplevel)->group,
3082 GTK_WINDOW (view->goto_window));
3084 gtk_window_set_modal (GTK_WINDOW (view->goto_window), TRUE);
3086 g_signal_connect (view->goto_window, "delete_event",
3087 G_CALLBACK (ev_view_goto_window_delete_event),
3089 g_signal_connect (view->goto_window, "key_press_event",
3090 G_CALLBACK (ev_view_goto_window_key_press_event),
3092 g_signal_connect (view->goto_window, "button_press_event",
3093 G_CALLBACK (ev_view_goto_window_button_press_event),
3096 frame = gtk_frame_new (NULL);
3097 gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_ETCHED_IN);
3098 gtk_container_add (GTK_CONTAINER (view->goto_window), frame);
3099 gtk_widget_show (frame);
3101 hbox = gtk_hbox_new (FALSE, 0);
3102 gtk_container_set_border_width (GTK_CONTAINER (hbox), 3);
3103 gtk_container_add (GTK_CONTAINER (frame), hbox);
3104 gtk_widget_show (hbox);
3106 label = gtk_label_new(_("Jump to page:"));
3107 gtk_box_pack_start (GTK_BOX (hbox), label, TRUE, TRUE, 3);
3108 gtk_widget_show (label);
3109 gtk_widget_realize (label);
3111 view->goto_entry = gtk_entry_new ();
3112 g_signal_connect (view->goto_entry, "activate",
3113 G_CALLBACK (ev_view_goto_entry_activate),
3115 gtk_box_pack_start_defaults (GTK_BOX (hbox), view->goto_entry);
3116 gtk_widget_show (view->goto_entry);
3117 gtk_widget_realize (view->goto_entry);
3121 ev_view_goto_entry_grab_focus (EvView *view)
3123 GtkWidgetClass *entry_parent_class;
3125 entry_parent_class = g_type_class_peek_parent (GTK_ENTRY_GET_CLASS (view->goto_entry));
3126 (entry_parent_class->grab_focus) (view->goto_entry);
3128 send_focus_change (view->goto_entry, TRUE);
3132 ev_view_goto_window_send_key_event (EvView *view,
3135 GdkEventKey *new_event;
3138 /* Move goto window off screen */
3139 screen = gtk_widget_get_screen (GTK_WIDGET (view));
3140 gtk_window_move (GTK_WINDOW (view->goto_window),
3141 gdk_screen_get_width (screen) + 1,
3142 gdk_screen_get_height (screen) + 1);
3143 gtk_widget_show (view->goto_window);
3145 new_event = (GdkEventKey *) gdk_event_copy (event);
3146 g_object_unref (new_event->window);
3147 new_event->window = g_object_ref (view->goto_window->window);
3148 gtk_widget_realize (view->goto_window);
3150 gtk_widget_event (view->goto_window, (GdkEvent *)new_event);
3151 gdk_event_free ((GdkEvent *)new_event);
3152 gtk_widget_hide (view->goto_window);
3156 ev_view_key_press_event (GtkWidget *widget,
3159 EvView *view = EV_VIEW (widget);
3160 EvPresentationState current;
3162 if (!view->document)
3165 if (!view->presentation ||
3166 view->presentation_state == EV_PRESENTATION_END)
3167 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3170 current = view->presentation_state;
3172 switch (event->keyval) {
3175 view->presentation_state =
3176 (view->presentation_state == EV_PRESENTATION_BLACK) ?
3177 EV_PRESENTATION_NORMAL : EV_PRESENTATION_BLACK;
3181 view->presentation_state =
3182 (view->presentation_state == EV_PRESENTATION_WHITE) ?
3183 EV_PRESENTATION_NORMAL : EV_PRESENTATION_WHITE;
3186 if (view->presentation_state == EV_PRESENTATION_BLACK ||
3187 view->presentation_state == EV_PRESENTATION_WHITE) {
3188 view->presentation_state = EV_PRESENTATION_NORMAL;
3192 if (current == view->presentation_state) {
3193 if (ev_page_cache_get_n_pages (view->page_cache) > 1 &&
3194 key_is_numeric (event->keyval)) {
3197 ev_view_goto_window_create (view);
3198 ev_view_goto_window_send_key_event (view, (GdkEvent *)event);
3199 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
3200 gtk_window_move (GTK_WINDOW (view->goto_window), x, y);
3201 gtk_widget_show (view->goto_window);
3202 ev_view_goto_entry_grab_focus (view);
3207 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3210 switch (view->presentation_state) {
3211 case EV_PRESENTATION_NORMAL:
3212 case EV_PRESENTATION_BLACK:
3213 gdk_window_set_background (view->layout.bin_window,
3214 &widget->style->black);
3216 case EV_PRESENTATION_WHITE:
3217 gdk_window_set_background (view->layout.bin_window,
3218 &widget->style->white);
3221 return gtk_bindings_activate_event (GTK_OBJECT (widget), event);
3224 gtk_widget_queue_draw (widget);
3229 ev_view_focus_in (GtkWidget *widget,
3230 GdkEventFocus *event)
3232 if (EV_VIEW (widget)->pixbuf_cache)
3233 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3234 gtk_widget_queue_draw (widget);
3240 ev_view_focus_out (GtkWidget *widget,
3241 GdkEventFocus *event)
3243 if (EV_VIEW (widget)->goto_window)
3244 ev_view_goto_window_hide (EV_VIEW (widget));
3246 if (EV_VIEW (widget)->pixbuf_cache)
3247 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3248 gtk_widget_queue_draw (widget);
3254 ev_view_leave_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3256 EvView *view = EV_VIEW (widget);
3258 if (view->cursor == EV_VIEW_CURSOR_LINK ||
3259 view->cursor == EV_VIEW_CURSOR_IBEAM)
3260 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
3262 if (view->link_tooltip) {
3263 view->hovered_link = NULL;
3264 ev_tooltip_deactivate (EV_TOOLTIP (view->link_tooltip));
3271 ev_view_enter_notify_event (GtkWidget *widget, GdkEventCrossing *event)
3273 EvView *view = EV_VIEW (widget);
3275 ev_view_handle_cursor_over_xy (view, event->x, event->y);
3281 ev_view_style_set (GtkWidget *widget,
3282 GtkStyle *old_style)
3284 if (EV_VIEW (widget)->pixbuf_cache)
3285 ev_pixbuf_cache_style_changed (EV_VIEW (widget)->pixbuf_cache);
3287 GTK_WIDGET_CLASS (ev_view_parent_class)->style_set (widget, old_style);
3293 ev_gdk_color_to_rgb (const GdkColor *color)
3296 result = (0xff0000 | (color->red & 0xff00));
3298 result |= ((color->green & 0xff00) | (color->blue >> 8));
3303 draw_rubberband (GtkWidget *widget, GdkWindow *window,
3304 const GdkRectangle *rect, guchar alpha)
3308 GdkColor *fill_color_gdk;
3311 fill_color_gdk = gdk_color_copy (>K_WIDGET (widget)->style->base[GTK_STATE_SELECTED]);
3312 fill_color = ev_gdk_color_to_rgb (fill_color_gdk) << 8 | alpha;
3314 pixbuf = gdk_pixbuf_new (GDK_COLORSPACE_RGB, TRUE, 8,
3315 rect->width, rect->height);
3316 gdk_pixbuf_fill (pixbuf, fill_color);
3318 gdk_draw_pixbuf (window, NULL, pixbuf,
3320 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3321 rect->width, rect->height,
3322 GDK_RGB_DITHER_NONE,
3325 g_object_unref (pixbuf);
3327 gc = gdk_gc_new (window);
3328 gdk_gc_set_rgb_fg_color (gc, fill_color_gdk);
3329 gdk_draw_rectangle (window, gc, FALSE,
3330 rect->x - EV_VIEW (widget)->scroll_x, rect->y - EV_VIEW (widget)->scroll_y,
3333 g_object_unref (gc);
3335 gdk_color_free (fill_color_gdk);
3340 highlight_find_results (EvView *view, int page)
3342 EvDocumentFind *find;
3345 find = EV_DOCUMENT_FIND (view->document);
3347 results = ev_document_find_get_n_results (find, page);
3349 for (i = 0; i < results; i++) {
3350 EvRectangle rectangle;
3351 GdkRectangle view_rectangle;
3354 if (i == view->find_result && page == view->current_page) {
3360 ev_document_find_get_result (find, page, i, &rectangle);
3361 doc_rect_to_view_rect (view, page, &rectangle, &view_rectangle);
3362 draw_rubberband (GTK_WIDGET (view), view->layout.bin_window,
3363 &view_rectangle, alpha);
3368 draw_loading_text (EvView *view,
3369 GdkRectangle *page_area,
3370 GdkRectangle *expose_area)
3375 /* Don't annoy users with loading messages during presentations.
3376 * FIXME: Temporary "workaround" for
3377 * http://bugzilla.gnome.org/show_bug.cgi?id=320352 */
3378 if (view->presentation)
3381 if (!view->loading_text) {
3382 const gchar *loading_text = _("Loading...");
3383 PangoLayout *layout;
3384 PangoFontDescription *font_desc;
3385 PangoRectangle logical_rect;
3389 ev_document_fc_mutex_lock ();
3391 layout = gtk_widget_create_pango_layout (GTK_WIDGET (view), loading_text);
3393 font_desc = pango_font_description_new ();
3395 /* We set the font to be 10 points, get the size, and scale appropriately */
3396 pango_font_description_set_size (font_desc, 10 * PANGO_SCALE);
3397 pango_layout_set_font_description (layout, font_desc);
3398 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3400 target_width = MAX (page_area->width / 2, 1);
3401 real_scale = ((double)target_width / (double) logical_rect.width) * (PANGO_SCALE * 10);
3402 pango_font_description_set_size (font_desc, (int)real_scale);
3403 pango_layout_set_font_description (layout, font_desc);
3404 pango_layout_get_pixel_extents (layout, NULL, &logical_rect);
3406 view->loading_text = cairo_image_surface_create (CAIRO_FORMAT_ARGB32,
3408 logical_rect.height);
3409 cr = cairo_create (view->loading_text);
3410 cairo_set_source_rgb (cr,
3414 pango_cairo_show_layout (cr, layout);
3417 pango_font_description_free (font_desc);
3418 g_object_unref (layout);
3420 ev_document_fc_mutex_unlock ();
3423 width = (page_area->width - cairo_image_surface_get_width (view->loading_text)) / 2;
3424 height = (page_area->height - cairo_image_surface_get_height (view->loading_text)) / 2;
3426 cr = gdk_cairo_create (view->layout.bin_window);
3427 cairo_translate (cr,
3428 page_area->x + width,
3429 page_area->y + height);
3430 cairo_set_source_surface (cr, view->loading_text, 0, 0);
3436 draw_one_page (EvView *view,
3438 GdkRectangle *page_area,
3440 GdkRectangle *expose_area,
3441 gboolean *page_ready)
3443 GdkRectangle overlap;
3444 GdkRectangle real_page_area;
3446 g_assert (view->document);
3448 if (! gdk_rectangle_intersect (page_area, expose_area, &overlap))
3451 /* Render the document itself */
3452 real_page_area = *page_area;
3454 real_page_area.x += border->left;
3455 real_page_area.y += border->top;
3456 real_page_area.width -= (border->left + border->right);
3457 real_page_area.height -= (border->top + border->bottom);
3460 if (!view->presentation) {
3463 current_page = ev_page_cache_get_current_page (view->page_cache);
3464 ev_document_misc_paint_one_page (view->layout.bin_window,
3467 page == current_page);
3470 if (gdk_rectangle_intersect (&real_page_area, expose_area, &overlap)) {
3472 gint page_width, page_height;
3473 cairo_surface_t *page_surface = NULL;
3474 gint selection_width, selection_height;
3475 cairo_surface_t *selection_surface = NULL;
3478 page_surface = ev_pixbuf_cache_get_surface (view->pixbuf_cache, page);
3480 if (!page_surface) {
3481 draw_loading_text (view,
3484 *page_ready = FALSE;
3489 ev_page_cache_get_size (view->page_cache,
3490 page, view->rotation,
3494 cr = gdk_cairo_create (view->layout.bin_window);
3498 page_width = cairo_image_surface_get_width (page_surface);
3499 page_height = cairo_image_surface_get_height (page_surface);
3501 cairo_rectangle (cr, overlap.x, overlap.y, overlap.width, overlap.height);
3504 cairo_translate (cr, overlap.x, overlap.y);
3506 if (width != page_width || height != page_height) {
3507 cairo_pattern_set_filter (cairo_get_source (cr),
3510 (gdouble)width / page_width,
3511 (gdouble)height / page_height);
3514 cairo_surface_set_device_offset (page_surface,
3515 overlap.x - real_page_area.x,
3516 overlap.y - real_page_area.y);
3518 cairo_set_source_surface (cr, page_surface, 0, 0);
3523 /* Get the selection pixbuf iff we have something to draw */
3524 if (find_selection_for_page (view, page) &&
3525 view->selection_mode == EV_VIEW_SELECTION_TEXT) {
3527 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
3533 if (!selection_surface) {
3538 selection_width = cairo_image_surface_get_width (selection_surface);
3539 selection_height = cairo_image_surface_get_height (selection_surface);
3541 cairo_rectangle (cr, overlap.x, overlap.y, overlap.width, overlap.height);
3544 cairo_translate (cr, overlap.x, overlap.y);
3546 if (width != selection_width || height != selection_height) {
3547 cairo_pattern_set_filter (cairo_get_source (cr),
3550 (gdouble)width / selection_width,
3551 (gdouble)height / selection_height);
3554 cairo_surface_set_device_offset (selection_surface,
3555 overlap.x - real_page_area.x,
3556 overlap.y - real_page_area.y);
3558 cairo_set_source_surface (cr, selection_surface, 0, 0);
3564 /*** GObject functions ***/
3567 ev_view_finalize (GObject *object)
3569 EvView *view = EV_VIEW (object);
3571 g_free (view->find_status);
3573 clear_selection (view);
3575 if (view->image_dnd_info.image)
3576 g_object_unref (view->image_dnd_info.image);
3577 view->image_dnd_info.image = NULL;
3579 G_OBJECT_CLASS (ev_view_parent_class)->finalize (object);
3583 ev_view_destroy (GtkObject *object)
3585 EvView *view = EV_VIEW (object);
3587 if (view->document) {
3588 g_object_unref (view->document);
3589 view->document = NULL;
3592 if (view->pixbuf_cache) {
3593 g_object_unref (view->pixbuf_cache);
3594 view->pixbuf_cache = NULL;
3597 if (view->link_tooltip) {
3598 gtk_widget_destroy (view->link_tooltip);
3599 view->link_tooltip = NULL;
3602 if (view->goto_window) {
3603 gtk_widget_destroy (view->goto_window);
3604 view->goto_window = NULL;
3605 view->goto_entry = NULL;
3608 if (view->selection_scroll_id) {
3609 g_source_remove (view->selection_scroll_id);
3610 view->selection_scroll_id = 0;
3613 if (view->selection_update_id) {
3614 g_source_remove (view->selection_update_id);
3615 view->selection_update_id = 0;
3618 if (view->loading_text) {
3619 cairo_surface_destroy (view->loading_text);
3620 view->loading_text = NULL;
3623 ev_view_presentation_transition_stop (view);
3625 ev_view_set_scroll_adjustments (GTK_LAYOUT (view), NULL, NULL);
3627 GTK_OBJECT_CLASS (ev_view_parent_class)->destroy (object);
3631 ev_view_set_property (GObject *object,
3633 const GValue *value,
3636 EvView *view = EV_VIEW (object);
3639 case PROP_CONTINUOUS:
3640 ev_view_set_continuous (view, g_value_get_boolean (value));
3642 case PROP_DUAL_PAGE:
3643 ev_view_set_dual_page (view, g_value_get_boolean (value));
3645 case PROP_FULLSCREEN:
3646 ev_view_set_fullscreen (view, g_value_get_boolean (value));
3648 case PROP_PRESENTATION:
3649 ev_view_set_presentation (view, g_value_get_boolean (value));
3651 case PROP_SIZING_MODE:
3652 ev_view_set_sizing_mode (view, g_value_get_enum (value));
3655 ev_view_set_zoom (view, g_value_get_double (value), FALSE);
3658 ev_view_set_rotation (view, g_value_get_int (value));
3661 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3666 ev_view_get_accessible (GtkWidget *widget)
3668 static gboolean first_time = TRUE;
3671 AtkObjectFactory *factory;
3672 AtkRegistry *registry;
3674 GType derived_atk_type;
3677 * Figure out whether accessibility is enabled by looking at the
3678 * type of the accessible object which would be created for
3679 * the parent type of EvView.
3681 derived_type = g_type_parent (EV_TYPE_VIEW);
3683 registry = atk_get_default_registry ();
3684 factory = atk_registry_get_factory (registry,
3686 derived_atk_type = atk_object_factory_get_accessible_type (factory);
3687 if (g_type_is_a (derived_atk_type, GTK_TYPE_ACCESSIBLE))
3688 atk_registry_set_factory_type (registry,
3690 ev_view_accessible_factory_get_type ());
3693 return GTK_WIDGET_CLASS (ev_view_parent_class)->get_accessible (widget);
3697 ev_view_get_property (GObject *object,
3702 EvView *view = EV_VIEW (object);
3705 case PROP_FIND_STATUS:
3706 g_value_set_string (value, view->find_status);
3708 case PROP_CONTINUOUS:
3709 g_value_set_boolean (value, view->continuous);
3711 case PROP_DUAL_PAGE:
3712 g_value_set_boolean (value, view->dual_page);
3714 case PROP_FULLSCREEN:
3715 g_value_set_boolean (value, view->fullscreen);
3717 case PROP_PRESENTATION:
3718 g_value_set_boolean (value, view->presentation);
3720 case PROP_SIZING_MODE:
3721 g_value_set_enum (value, view->sizing_mode);
3724 g_value_set_double (value, view->scale);
3727 g_value_set_int (value, view->rotation);
3729 case PROP_HAS_SELECTION:
3730 g_value_set_boolean (value,
3731 view->selection_info.selections != NULL);
3734 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
3739 ev_view_class_init (EvViewClass *class)
3741 GObjectClass *object_class = G_OBJECT_CLASS (class);
3742 GtkObjectClass *gtk_object_class = GTK_OBJECT_CLASS (class);
3743 GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
3744 GtkLayoutClass *layout_class = GTK_LAYOUT_CLASS (class);
3745 GtkBindingSet *binding_set;
3747 object_class->finalize = ev_view_finalize;
3748 object_class->set_property = ev_view_set_property;
3749 object_class->get_property = ev_view_get_property;
3751 widget_class->expose_event = ev_view_expose_event;
3752 widget_class->button_press_event = ev_view_button_press_event;
3753 widget_class->motion_notify_event = ev_view_motion_notify_event;
3754 widget_class->button_release_event = ev_view_button_release_event;
3755 widget_class->key_press_event = ev_view_key_press_event;
3756 widget_class->focus_in_event = ev_view_focus_in;
3757 widget_class->focus_out_event = ev_view_focus_out;
3758 widget_class->get_accessible = ev_view_get_accessible;
3759 widget_class->size_request = ev_view_size_request;
3760 widget_class->size_allocate = ev_view_size_allocate;
3761 widget_class->realize = ev_view_realize;
3762 widget_class->scroll_event = ev_view_scroll_event;
3763 widget_class->enter_notify_event = ev_view_enter_notify_event;
3764 widget_class->leave_notify_event = ev_view_leave_notify_event;
3765 widget_class->style_set = ev_view_style_set;
3766 widget_class->drag_data_get = ev_view_drag_data_get;
3767 widget_class->drag_motion = ev_view_drag_motion;
3768 widget_class->drag_data_received = ev_view_drag_data_received;
3769 widget_class->popup_menu = ev_view_popup_menu;
3771 gtk_object_class->destroy = ev_view_destroy;
3773 layout_class->set_scroll_adjustments = ev_view_set_scroll_adjustments;
3775 class->binding_activated = ev_view_scroll;
3777 signals[SIGNAL_BINDING_ACTIVATED] = g_signal_new ("binding_activated",
3778 G_TYPE_FROM_CLASS (object_class),
3779 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3780 G_STRUCT_OFFSET (EvViewClass, binding_activated),
3782 ev_marshal_VOID__ENUM_BOOLEAN,
3784 GTK_TYPE_SCROLL_TYPE,
3787 signals[SIGNAL_ZOOM_INVALID] = g_signal_new ("zoom-invalid",
3788 G_TYPE_FROM_CLASS (object_class),
3789 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3790 G_STRUCT_OFFSET (EvViewClass, zoom_invalid),
3792 ev_marshal_VOID__VOID,
3793 G_TYPE_NONE, 0, G_TYPE_NONE);
3794 signals[SIGNAL_HANDLE_LINK] = g_signal_new ("handle-link",
3795 G_TYPE_FROM_CLASS (object_class),
3796 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3797 G_STRUCT_OFFSET (EvViewClass, handle_link),
3799 g_cclosure_marshal_VOID__OBJECT,
3802 signals[SIGNAL_EXTERNAL_LINK] = g_signal_new ("external-link",
3803 G_TYPE_FROM_CLASS (object_class),
3804 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3805 G_STRUCT_OFFSET (EvViewClass, external_link),
3807 g_cclosure_marshal_VOID__OBJECT,
3810 signals[SIGNAL_POPUP_MENU] = g_signal_new ("popup",
3811 G_TYPE_FROM_CLASS (object_class),
3812 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
3813 G_STRUCT_OFFSET (EvViewClass, popup_menu),
3815 g_cclosure_marshal_VOID__OBJECT,
3820 g_object_class_install_property (object_class,
3822 g_param_spec_string ("find-status",
3823 "Find Status Message",
3824 "The find status message",
3828 g_object_class_install_property (object_class,
3830 g_param_spec_boolean ("continuous",
3832 "Continuous scrolling mode",
3834 G_PARAM_READWRITE));
3836 g_object_class_install_property (object_class,
3838 g_param_spec_boolean ("dual-page",
3840 "Two pages visible at once",
3842 G_PARAM_READWRITE));
3843 g_object_class_install_property (object_class,
3845 g_param_spec_boolean ("fullscreen",
3847 "Draw page in a fullscreen fashion",
3849 G_PARAM_READWRITE));
3850 g_object_class_install_property (object_class,
3852 g_param_spec_boolean ("presentation",
3854 "Draw page in presentation mode",
3856 G_PARAM_READWRITE));
3858 g_object_class_install_property (object_class,
3860 g_param_spec_enum ("sizing-mode",
3863 EV_TYPE_SIZING_MODE,
3864 EV_SIZING_FIT_WIDTH,
3865 G_PARAM_READWRITE));
3867 g_object_class_install_property (object_class,
3869 g_param_spec_double ("zoom",
3875 G_PARAM_READWRITE));
3876 g_object_class_install_property (object_class,
3878 g_param_spec_double ("rotation",
3884 G_PARAM_READWRITE));
3885 g_object_class_install_property (object_class,
3887 g_param_spec_boolean ("has-selection",
3889 "The view has selections",
3893 binding_set = gtk_binding_set_by_class (class);
3895 add_scroll_binding_keypad (binding_set, GDK_Left, 0, EV_SCROLL_STEP_BACKWARD, TRUE);
3896 add_scroll_binding_keypad (binding_set, GDK_Right, 0, EV_SCROLL_STEP_FORWARD, TRUE);
3897 add_scroll_binding_keypad (binding_set, GDK_Left, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, TRUE);
3898 add_scroll_binding_keypad (binding_set, GDK_Right, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, TRUE);
3899 add_scroll_binding_keypad (binding_set, GDK_Up, 0, EV_SCROLL_STEP_BACKWARD, FALSE);
3900 add_scroll_binding_keypad (binding_set, GDK_Down, 0, EV_SCROLL_STEP_FORWARD, FALSE);
3901 add_scroll_binding_keypad (binding_set, GDK_Up, GDK_MOD1_MASK, EV_SCROLL_STEP_DOWN, FALSE);
3902 add_scroll_binding_keypad (binding_set, GDK_Down, GDK_MOD1_MASK, EV_SCROLL_STEP_UP, FALSE);
3903 gtk_binding_entry_add_signal (binding_set, GDK_H, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
3904 EV_SCROLL_STEP_BACKWARD, G_TYPE_BOOLEAN, TRUE);
3905 gtk_binding_entry_add_signal (binding_set, GDK_J, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
3906 EV_SCROLL_STEP_FORWARD, G_TYPE_BOOLEAN, FALSE);
3907 gtk_binding_entry_add_signal (binding_set, GDK_K, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
3908 EV_SCROLL_STEP_BACKWARD, G_TYPE_BOOLEAN, FALSE);
3909 gtk_binding_entry_add_signal (binding_set, GDK_L, 0, "binding_activated", 2, EV_TYPE_SCROLL_TYPE,
3910 EV_SCROLL_STEP_FORWARD, G_TYPE_BOOLEAN, TRUE);
3915 ev_view_init (EvView *view)
3917 GTK_WIDGET_SET_FLAGS (view, GTK_CAN_FOCUS);
3921 view->current_page = 0;
3922 view->pressed_button = -1;
3923 view->cursor = EV_VIEW_CURSOR_NORMAL;
3924 view->drag_info.in_drag = FALSE;
3925 view->selection_info.selections = NULL;
3926 view->selection_info.in_selection = FALSE;
3927 view->selection_info.in_drag = FALSE;
3928 view->selection_mode = EV_VIEW_SELECTION_TEXT;
3929 view->continuous = TRUE;
3930 view->dual_page = FALSE;
3931 view->presentation = FALSE;
3932 view->presentation_state = EV_PRESENTATION_NORMAL;
3933 view->fullscreen = FALSE;
3934 view->sizing_mode = EV_SIZING_FIT_WIDTH;
3935 view->pending_scroll = SCROLL_TO_KEEP_POSITION;
3936 view->jump_to_find_result = TRUE;
3938 gtk_layout_set_hadjustment (GTK_LAYOUT (view), NULL);
3939 gtk_layout_set_vadjustment (GTK_LAYOUT (view), NULL);
3941 gtk_drag_dest_set (GTK_WIDGET (view),
3942 GTK_DEST_DEFAULT_ALL,
3944 G_N_ELEMENTS (view_drop_targets),
3951 find_changed_cb (EvDocument *document, int page, EvView *view)
3956 percent = ev_document_find_get_progress
3957 (EV_DOCUMENT_FIND (view->document));
3958 n_pages = ev_page_cache_get_n_pages (view->page_cache);
3960 if (view->jump_to_find_result == TRUE) {
3961 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 0);
3962 jump_to_find_result (view);
3964 update_find_status_message (view, percent * n_pages >= n_pages - 1 );
3965 if (view->current_page == page)
3966 gtk_widget_queue_draw (GTK_WIDGET (view));
3970 job_finished_cb (EvPixbufCache *pixbuf_cache,
3975 gdk_window_invalidate_region (view->layout.bin_window,
3978 gtk_widget_queue_draw (GTK_WIDGET (view));
3983 page_changed_cb (EvPageCache *page_cache,
3987 if (view->current_page != new_page) {
3990 view->current_page = new_page;
3991 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
3993 if (view->presentation)
3994 ev_view_presentation_transition_start (view);
3996 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
3997 ev_view_handle_cursor_over_xy (view, x, y);
3999 gtk_widget_queue_resize (GTK_WIDGET (view));
4001 gtk_widget_queue_draw (GTK_WIDGET (view));
4004 if (EV_IS_DOCUMENT_FIND (view->document)) {
4005 view->find_result = 0;
4006 update_find_status_message (view, TRUE);
4011 on_adjustment_value_changed (GtkAdjustment *adjustment,
4016 GList *children, *l;
4018 if (! GTK_WIDGET_REALIZED (view))
4021 if (view->hadjustment) {
4022 dx = view->scroll_x - (int) view->hadjustment->value;
4023 view->scroll_x = (int) view->hadjustment->value;
4028 if (view->vadjustment) {
4029 dy = view->scroll_y - (int) view->vadjustment->value;
4030 view->scroll_y = (int) view->vadjustment->value;
4035 children = gtk_container_get_children (GTK_CONTAINER (view));
4036 for (l = children; l && l->data; l = g_list_next (l)) {
4037 gint child_x, child_y;
4038 GtkWidget *child = (GtkWidget *)l->data;
4040 gtk_container_child_get (GTK_CONTAINER (view),
4045 gtk_layout_move (GTK_LAYOUT (view), child, child_x + dx, child_y + dy);
4047 g_list_free (children);
4049 if (view->pending_resize)
4050 gtk_widget_queue_draw (GTK_WIDGET (view));
4052 gdk_window_scroll (view->layout.bin_window, dx, dy);
4054 gtk_widget_get_pointer (GTK_WIDGET (view), &x, &y);
4055 ev_view_handle_cursor_over_xy (view, x, y);
4058 view_update_range_and_current_page (view);
4066 view = g_object_new (EV_TYPE_VIEW, NULL);
4072 setup_caches (EvView *view)
4074 view->page_cache = ev_page_cache_get (view->document);
4075 g_signal_connect (view->page_cache, "page-changed", G_CALLBACK (page_changed_cb), view);
4076 view->pixbuf_cache = ev_pixbuf_cache_new (GTK_WIDGET (view), view->document);
4077 g_signal_connect (view->pixbuf_cache, "job-finished", G_CALLBACK (job_finished_cb), view);
4078 page_changed_cb (view->page_cache,
4079 ev_page_cache_get_current_page (view->page_cache),
4084 clear_caches (EvView *view)
4086 if (view->pixbuf_cache) {
4087 g_object_unref (view->pixbuf_cache);
4088 view->pixbuf_cache = NULL;
4091 if (view->page_cache) {
4092 view->page_cache = NULL;
4097 ev_view_set_loading (EvView *view,
4100 view->loading = loading;
4101 gtk_widget_queue_draw (GTK_WIDGET (view));
4105 ev_view_set_document (EvView *view,
4106 EvDocument *document)
4108 g_return_if_fail (EV_IS_VIEW (view));
4110 view->loading = FALSE;
4112 if (document != view->document) {
4113 clear_caches (view);
4115 if (view->document) {
4116 g_signal_handlers_disconnect_by_func (view->document,
4119 g_object_unref (view->document);
4120 view->page_cache = NULL;
4124 view->document = document;
4125 view->find_result = 0;
4127 if (view->document) {
4128 g_object_ref (view->document);
4129 if (EV_IS_DOCUMENT_FIND (view->document)) {
4130 g_signal_connect (view->document,
4132 G_CALLBACK (find_changed_cb),
4136 setup_caches (view);
4139 gtk_widget_queue_resize (GTK_WIDGET (view));
4143 /*** Zoom and sizing mode ***/
4145 #define EPSILON 0.0000001
4147 ev_view_set_zoom (EvView *view,
4154 scale = view->scale * factor;
4158 scale = CLAMP (scale, view->min_scale, view->max_scale);
4160 if (ABS (view->scale - scale) < EPSILON)
4163 if (view->loading_text) {
4164 cairo_surface_destroy (view->loading_text);
4165 view->loading_text = NULL;
4168 view->scale = scale;
4169 view->pending_resize = TRUE;
4171 gtk_widget_queue_resize (GTK_WIDGET (view));
4173 g_object_notify (G_OBJECT (view), "zoom");
4177 ev_view_get_zoom (EvView *view)
4183 ev_view_set_screen_dpi (EvView *view,
4186 g_return_if_fail (EV_IS_VIEW (view));
4187 g_return_if_fail (dpi > 0);
4190 view->min_scale = MIN_SCALE * dpi / 72.0;
4191 view->max_scale = MAX_SCALE * dpi / 72.0;
4195 ev_view_get_continuous (EvView *view)
4197 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4199 return view->continuous;
4203 ev_view_set_continuous (EvView *view,
4204 gboolean continuous)
4206 g_return_if_fail (EV_IS_VIEW (view));
4208 continuous = continuous != FALSE;
4210 if (view->continuous != continuous) {
4211 view->continuous = continuous;
4212 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4213 gtk_widget_queue_resize (GTK_WIDGET (view));
4216 g_object_notify (G_OBJECT (view), "continuous");
4220 ev_view_get_dual_page (EvView *view)
4222 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4224 return view->dual_page;
4228 ev_view_set_dual_page (EvView *view,
4231 g_return_if_fail (EV_IS_VIEW (view));
4233 dual_page = dual_page != FALSE;
4235 if (view->dual_page == dual_page)
4238 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4239 view->dual_page = dual_page;
4240 /* FIXME: if we're keeping the pixbuf cache around, we should extend the
4241 * preload_cache_size to be 2 if dual_page is set.
4243 gtk_widget_queue_resize (GTK_WIDGET (view));
4245 g_object_notify (G_OBJECT (view), "dual-page");
4249 ev_view_set_fullscreen (EvView *view,
4250 gboolean fullscreen)
4252 g_return_if_fail (EV_IS_VIEW (view));
4254 fullscreen = fullscreen != FALSE;
4256 if (view->fullscreen == fullscreen)
4259 view->fullscreen = fullscreen;
4260 gtk_widget_queue_resize (GTK_WIDGET (view));
4262 g_object_notify (G_OBJECT (view), "fullscreen");
4266 ev_view_get_fullscreen (EvView *view)
4268 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4270 return view->fullscreen;
4274 ev_view_set_presentation (EvView *view,
4275 gboolean presentation)
4277 g_return_if_fail (EV_IS_VIEW (view));
4279 presentation = presentation != FALSE;
4281 if (view->presentation == presentation)
4285 view->presentation_state = EV_PRESENTATION_NORMAL;
4287 view->presentation = presentation;
4288 view->pending_scroll = SCROLL_TO_PAGE_POSITION;
4291 view->sizing_mode_saved = view->sizing_mode;
4292 view->scale_saved = view->scale;
4293 ev_view_set_sizing_mode (view, EV_SIZING_BEST_FIT);
4295 ev_view_set_sizing_mode (view, view->sizing_mode_saved);
4296 ev_view_set_zoom (view, view->scale_saved, FALSE);
4299 gtk_widget_queue_resize (GTK_WIDGET (view));
4302 ev_view_presentation_transition_start (view);
4304 ev_view_presentation_transition_stop (view);
4306 if (GTK_WIDGET_REALIZED (view)) {
4307 if (view->presentation)
4308 gdk_window_set_background (view->layout.bin_window,
4309 >K_WIDGET (view)->style->black);
4311 gdk_window_set_background (view->layout.bin_window,
4312 >K_WIDGET (view)->style->mid [GTK_STATE_NORMAL]);
4315 g_object_notify (G_OBJECT (view), "presentation");
4319 ev_view_get_presentation (EvView *view)
4321 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
4323 return view->presentation;
4327 transition_next_page (EvView *view)
4329 ev_view_next_page (view);
4335 ev_view_presentation_transition_stop (EvView *view)
4337 if (view->trans_timeout_id > 0)
4338 g_source_remove (view->trans_timeout_id);
4339 view->trans_timeout_id = 0;
4343 ev_view_presentation_transition_start (EvView *view)
4347 if (!EV_IS_DOCUMENT_TRANSITION (view->document))
4350 ev_view_presentation_transition_stop (view);
4352 duration = ev_document_transition_get_page_duration (EV_DOCUMENT_TRANSITION (view->document),
4353 view->current_page);
4355 view->trans_timeout_id = g_timeout_add (duration * 1000,
4356 (GSourceFunc) transition_next_page,
4361 ev_view_set_sizing_mode (EvView *view,
4362 EvSizingMode sizing_mode)
4364 g_return_if_fail (EV_IS_VIEW (view));
4366 if (view->sizing_mode == sizing_mode)
4369 view->sizing_mode = sizing_mode;
4370 gtk_widget_queue_resize (GTK_WIDGET (view));
4372 g_object_notify (G_OBJECT (view), "sizing-mode");
4376 ev_view_get_sizing_mode (EvView *view)
4378 g_return_val_if_fail (EV_IS_VIEW (view), EV_SIZING_FREE);
4380 return view->sizing_mode;
4384 ev_view_can_zoom_in (EvView *view)
4386 return view->scale * ZOOM_IN_FACTOR <= view->max_scale;
4390 ev_view_can_zoom_out (EvView *view)
4392 return view->scale * ZOOM_OUT_FACTOR >= view->min_scale;
4396 ev_view_zoom_in (EvView *view)
4398 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4400 if (view->presentation)
4403 view->pending_scroll = SCROLL_TO_CENTER;
4404 ev_view_set_zoom (view, ZOOM_IN_FACTOR, TRUE);
4408 ev_view_zoom_out (EvView *view)
4410 g_return_if_fail (view->sizing_mode == EV_SIZING_FREE);
4412 if (view->presentation)
4415 view->pending_scroll = SCROLL_TO_CENTER;
4416 ev_view_set_zoom (view, ZOOM_OUT_FACTOR, TRUE);
4420 ev_view_rotate_right (EvView *view)
4422 int rotation = view->rotation + 90;
4424 if (rotation >= 360) {
4428 ev_view_set_rotation (view, rotation);
4432 ev_view_rotate_left (EvView *view)
4434 int rotation = view->rotation - 90;
4440 ev_view_set_rotation (view, rotation);
4444 ev_view_set_rotation (EvView *view, int rotation)
4446 view->rotation = rotation;
4448 if (view->pixbuf_cache) {
4449 ev_pixbuf_cache_clear (view->pixbuf_cache);
4450 gtk_widget_queue_resize (GTK_WIDGET (view));
4454 clear_selection (view);
4456 g_object_notify (G_OBJECT (view), "rotation");
4460 ev_view_get_rotation (EvView *view)
4462 return view->rotation;
4466 zoom_for_size_fit_width (int doc_width,
4474 scale = (double)target_width / doc_width;
4476 if (doc_height * scale > target_height)
4477 scale = (double) (target_width - vsb_width) / doc_width;
4483 zoom_for_size_fit_height (int doc_width,
4491 scale = (double)target_height / doc_height;
4493 if (doc_width * scale > target_width)
4494 scale = (double) (target_height - vsb_height) / doc_height;
4500 zoom_for_size_best_fit (int doc_width,
4510 w_scale = (double)target_width / doc_width;
4511 h_scale = (double)target_height / doc_height;
4513 if (doc_height * w_scale > target_height)
4514 w_scale = (double) (target_width - vsb_width) / doc_width;
4515 if (doc_width * h_scale > target_width)
4516 h_scale = (double) (target_height - hsb_width) / doc_height;
4518 return MIN (w_scale, h_scale);
4523 ev_view_zoom_for_size_presentation (EvView *view,
4527 int doc_width, doc_height;
4530 ev_page_cache_get_size (view->page_cache,
4536 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, 0, 0);
4537 ev_view_set_zoom (view, scale, FALSE);
4541 ev_view_zoom_for_size_continuous_and_dual_page (EvView *view,
4547 int doc_width, doc_height;
4551 ev_page_cache_get_max_width (view->page_cache,
4555 ev_page_cache_get_max_height (view->page_cache,
4559 compute_border (view, doc_width, doc_height, &border);
4561 doc_width = doc_width * 2;
4562 width -= (2 * (border.left + border.right) + 3 * view->spacing);
4563 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4565 /* FIXME: We really need to calculate the overall height here, not the
4566 * page height. We assume there's always a vertical scrollbar for
4567 * now. We need to fix this. */
4568 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4569 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4570 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4571 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4573 g_assert_not_reached ();
4575 ev_view_set_zoom (view, scale, FALSE);
4579 ev_view_zoom_for_size_continuous (EvView *view,
4585 int doc_width, doc_height;
4589 ev_page_cache_get_max_width (view->page_cache,
4593 ev_page_cache_get_max_height (view->page_cache,
4597 compute_border (view, doc_width, doc_height, &border);
4599 width -= (border.left + border.right + 2 * view->spacing);
4600 height -= (border.top + border.bottom + 2 * view->spacing - 1);
4602 /* FIXME: We really need to calculate the overall height here, not the
4603 * page height. We assume there's always a vertical scrollbar for
4604 * now. We need to fix this. */
4605 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4606 scale = zoom_for_size_fit_width (doc_width, doc_height, width - vsb_width, height, 0);
4607 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4608 scale = zoom_for_size_best_fit (doc_width, doc_height, width - vsb_width, height, 0, hsb_height);
4610 g_assert_not_reached ();
4612 ev_view_set_zoom (view, scale, FALSE);
4616 ev_view_zoom_for_size_dual_page (EvView *view,
4623 gint doc_width, doc_height;
4627 other_page = view->current_page ^ 1;
4629 /* Find the largest of the two. */
4630 ev_page_cache_get_size (view->page_cache,
4634 &doc_width, &doc_height);
4636 if (other_page < ev_page_cache_get_n_pages (view->page_cache)) {
4637 gint width_2, height_2;
4638 ev_page_cache_get_size (view->page_cache,
4642 &width_2, &height_2);
4643 if (width_2 > doc_width)
4644 doc_width = width_2;
4645 if (height_2 > doc_height)
4646 doc_height = height_2;
4648 compute_border (view, doc_width, doc_height, &border);
4650 doc_width = doc_width * 2;
4651 width -= ((border.left + border.right)* 2 + 3 * view->spacing);
4652 height -= (border.top + border.bottom + 2 * view->spacing);
4654 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4655 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4656 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4657 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4659 g_assert_not_reached ();
4661 ev_view_set_zoom (view, scale, FALSE);
4665 ev_view_zoom_for_size_single_page (EvView *view,
4671 int doc_width, doc_height;
4675 ev_page_cache_get_size (view->page_cache,
4681 /* Get an approximate border */
4682 compute_border (view, width, height, &border);
4684 width -= (border.left + border.right + 2 * view->spacing);
4685 height -= (border.top + border.bottom + 2 * view->spacing);
4687 if (view->sizing_mode == EV_SIZING_FIT_WIDTH)
4688 scale = zoom_for_size_fit_width (doc_width, doc_height, width, height, vsb_width);
4689 else if (view->sizing_mode == EV_SIZING_BEST_FIT)
4690 scale = zoom_for_size_best_fit (doc_width, doc_height, width, height, vsb_width, hsb_height);
4692 g_assert_not_reached ();
4694 ev_view_set_zoom (view, scale, FALSE);
4698 ev_view_set_zoom_for_size (EvView *view,
4704 g_return_if_fail (EV_IS_VIEW (view));
4705 g_return_if_fail (view->sizing_mode == EV_SIZING_FIT_WIDTH ||
4706 view->sizing_mode == EV_SIZING_BEST_FIT);
4707 g_return_if_fail (width >= 0);
4708 g_return_if_fail (height >= 0);
4710 if (view->document == NULL)
4713 if (view->presentation)
4714 ev_view_zoom_for_size_presentation (view, width, height);
4715 else if (view->continuous && view->dual_page)
4716 ev_view_zoom_for_size_continuous_and_dual_page (view, width, height, vsb_width, hsb_height);
4717 else if (view->continuous)
4718 ev_view_zoom_for_size_continuous (view, width, height, vsb_width, hsb_height);
4719 else if (view->dual_page)
4720 ev_view_zoom_for_size_dual_page (view, width, height, vsb_width, hsb_height);
4722 ev_view_zoom_for_size_single_page (view, width, height, vsb_width, hsb_height);
4727 update_find_status_message (EvView *view, gboolean this_page)
4734 results = ev_document_find_get_n_results
4735 (EV_DOCUMENT_FIND (view->document),
4736 view->current_page);
4737 /* TRANS: Sometimes this could be better translated as
4738 "%d hit(s) on this page". Therefore this string
4739 contains plural cases. */
4740 message = g_strdup_printf (ngettext ("%d found on this page",
4741 "%d found on this page",
4747 percent = ev_document_find_get_progress
4748 (EV_DOCUMENT_FIND (view->document));
4749 message = g_strdup_printf (_("%3d%% remaining to search"),
4750 (int) ((1.0 - percent) * 100));
4753 ev_view_set_find_status (view, message);
4758 ev_view_get_find_status (EvView *view)
4760 g_return_val_if_fail (EV_IS_VIEW (view), NULL);
4762 return view->find_status;
4766 ev_view_set_find_status (EvView *view, const char *message)
4768 g_return_if_fail (EV_IS_VIEW (view));
4770 g_free (view->find_status);
4771 view->find_status = g_strdup (message);
4772 g_object_notify (G_OBJECT (view), "find-status");
4776 jump_to_find_result (EvView *view)
4778 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4780 GdkRectangle view_rect;
4782 int page = view->current_page;
4784 n_results = ev_document_find_get_n_results (find, page);
4786 if (n_results > 0 && view->find_result < n_results) {
4787 ev_document_find_get_result
4788 (find, page, view->find_result, &rect);
4790 doc_rect_to_view_rect (view, page, &rect, &view_rect);
4791 ensure_rectangle_is_visible (view, &view_rect);
4797 * @view: #EvView instance
4798 * @direction: Direction to look
4799 * @shift: Shift from current page
4801 * Jumps to the first page that has occurences of searched word.
4802 * Uses a direction where to look and a shift from current page.
4806 jump_to_find_page (EvView *view, EvViewFindDirection direction, gint shift)
4810 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4812 for (i = 0; i < n_pages; i++) {
4816 if (direction == EV_VIEW_FIND_NEXT)
4817 page = view->current_page + i;
4819 page = view->current_page - i;
4822 if (page >= n_pages) {
4823 page = page - n_pages;
4826 page = page + n_pages;
4828 has_results = ev_document_find_page_has_results
4829 (EV_DOCUMENT_FIND (view->document), page);
4830 if (has_results == -1) {
4832 } else if (has_results == 1) {
4833 ev_page_cache_set_current_page (view->page_cache, page);
4840 ev_view_can_find_next (EvView *view)
4842 if (EV_IS_DOCUMENT_FIND (view->document)) {
4843 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4846 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4847 for (i = 0; i < n_pages; i++) {
4848 if (ev_document_find_get_n_results (find, i) > 0) {
4858 ev_view_find_next (EvView *view)
4860 int n_results, n_pages;
4861 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4863 n_results = ev_document_find_get_n_results (find, view->current_page);
4865 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4867 view->find_result++;
4869 if (view->find_result >= n_results) {
4871 view->find_result = 0;
4872 jump_to_find_page (view, EV_VIEW_FIND_NEXT, 1);
4873 jump_to_find_result (view);
4875 jump_to_find_result (view);
4876 gtk_widget_queue_draw (GTK_WIDGET (view));
4881 ev_view_can_find_previous (EvView *view)
4883 if (EV_IS_DOCUMENT_FIND (view->document)) {
4884 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4887 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4888 for (i = n_pages - 1; i >= 0; i--) {
4889 if (ev_document_find_get_n_results (find, i) > 0) {
4898 ev_view_find_previous (EvView *view)
4900 int n_results, n_pages;
4901 EvDocumentFind *find = EV_DOCUMENT_FIND (view->document);
4902 EvPageCache *page_cache;
4904 page_cache = ev_page_cache_get (view->document);
4906 n_results = ev_document_find_get_n_results (find, view->current_page);
4908 n_pages = ev_page_cache_get_n_pages (page_cache);
4910 view->find_result--;
4912 if (view->find_result < 0) {
4914 jump_to_find_page (view, EV_VIEW_FIND_PREV, -1);
4915 view->find_result = ev_document_find_get_n_results (find, view->current_page) - 1;
4916 jump_to_find_result (view);
4918 jump_to_find_result (view);
4919 gtk_widget_queue_draw (GTK_WIDGET (view));
4923 void ev_view_search_changed (EvView *view)
4925 /* search string has changed, focus on new search result */
4926 view->jump_to_find_result = TRUE;
4929 /*** Selections ***/
4931 /* compute_new_selection_rect/text calculates the area currently selected by
4932 * view_rect. each handles a different mode;
4935 compute_new_selection_rect (EvView *view,
4939 GdkRectangle view_rect;
4943 g_assert (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE);
4945 view_rect.x = MIN (start->x, stop->x);
4946 view_rect.y = MIN (start->y, stop->y);
4947 view_rect.width = MAX (start->x, stop->x) - view_rect.x;
4948 view_rect.width = MAX (start->y, stop->y) - view_rect.y;
4950 n_pages = ev_page_cache_get_n_pages (view->page_cache);
4952 for (i = 0; i < n_pages; i++) {
4953 GdkRectangle page_area;
4956 if (get_page_extents (view, i, &page_area, &border)) {
4957 GdkRectangle overlap;
4959 if (gdk_rectangle_intersect (&page_area, &view_rect, &overlap)) {
4960 EvViewSelection *selection;
4962 selection = g_new0 (EvViewSelection, 1);
4963 selection->page = i;
4964 view_rect_to_doc_rect (view, &overlap, &page_area,
4965 &(selection->rect));
4967 list = g_list_append (list, selection);
4976 gdk_rectangle_point_in (GdkRectangle *rectangle,
4979 return rectangle->x <= point->x &&
4980 rectangle->y <= point->y &&
4981 point->x < rectangle->x + rectangle->width &&
4982 point->y < rectangle->y + rectangle->height;
4986 compute_new_selection_text (EvView *view,
4990 int n_pages, i, first, last;
4992 EvViewSelection *selection;
4994 int start_page, end_page;
4996 g_assert (view->selection_mode == EV_VIEW_SELECTION_TEXT);
4998 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5000 /* First figure out the range of pages the selection
5004 if (view->continuous) {
5007 } else if (view->dual_page) {
5008 start_page = view->start_page;
5009 end_page = view->end_page + 1;
5011 start_page = view->current_page;
5012 end_page = view->current_page + 1;
5015 for (i = start_page; i < end_page; i++) {
5016 GdkRectangle page_area;
5019 get_page_extents (view, i, &page_area, &border);
5020 if (gdk_rectangle_point_in (&page_area, start) ||
5021 gdk_rectangle_point_in (&page_area, stop)) {
5022 if (first == n_pages)
5029 /* Now create a list of EvViewSelection's for the affected
5030 * pages. This could be an empty list, a list of just one
5031 * page or a number of pages.*/
5032 for (i = first; i < last + 1; i++) {
5033 GdkRectangle page_area;
5037 ev_page_cache_get_size (view->page_cache, i,
5039 1.0, &width, &height);
5041 selection = g_new0 (EvViewSelection, 1);
5042 selection->page = i;
5043 selection->rect.x1 = selection->rect.y1 = 0;
5044 selection->rect.x2 = width;
5045 selection->rect.y2 = height;
5047 get_page_extents (view, i, &page_area, &border);
5049 if (gdk_rectangle_point_in (&page_area, start))
5055 view_point_to_doc_point (view, point, &page_area,
5056 &selection->rect.x1,
5057 &selection->rect.y1);
5059 /* If the selection is contained within just one page,
5060 * make sure we don't write 'start' into both points
5061 * in selection->rect. */
5066 view_point_to_doc_point (view, point, &page_area,
5067 &selection->rect.x2,
5068 &selection->rect.y2);
5070 list = g_list_append (list, selection);
5076 /* This function takes the newly calculated list, and figures out which regions
5077 * have changed. It then queues a redraw approporiately.
5080 merge_selection_region (EvView *view,
5084 GList *new_list_ptr, *old_list_ptr;
5086 /* Update the selection */
5087 old_list = ev_pixbuf_cache_get_selection_list (view->pixbuf_cache);
5088 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5089 view->selection_info.selections = new_list;
5090 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, new_list);
5091 g_object_notify (G_OBJECT (view), "has-selection");
5093 new_list_ptr = new_list;
5094 old_list_ptr = old_list;
5096 while (new_list_ptr || old_list_ptr) {
5097 EvViewSelection *old_sel, *new_sel;
5099 GdkRegion *region = NULL;
5101 new_sel = (new_list_ptr) ? (new_list_ptr->data) : NULL;
5102 old_sel = (old_list_ptr) ? (old_list_ptr->data) : NULL;
5104 /* Assume that the lists are in order, and we run through them
5105 * comparing them, one page at a time. We come out with the
5106 * first page we see. */
5107 if (new_sel && old_sel) {
5108 if (new_sel->page < old_sel->page) {
5109 new_list_ptr = new_list_ptr->next;
5111 } else if (new_sel->page > old_sel->page) {
5112 old_list_ptr = old_list_ptr->next;
5115 new_list_ptr = new_list_ptr->next;
5116 old_list_ptr = old_list_ptr->next;
5118 } else if (new_sel) {
5119 new_list_ptr = new_list_ptr->next;
5120 } else if (old_sel) {
5121 old_list_ptr = old_list_ptr->next;
5124 g_assert (new_sel || old_sel);
5126 /* is the page we're looking at on the screen?*/
5127 cur_page = new_sel ? new_sel->page : old_sel->page;
5128 if (cur_page < view->start_page || cur_page > view->end_page)
5131 /* seed the cache with a new page. We are going to need the new
5134 GdkRegion *tmp_region = NULL;
5136 ev_pixbuf_cache_get_selection_surface (view->pixbuf_cache,
5142 new_sel->covered_region = gdk_region_copy (tmp_region);
5146 /* Now we figure out what needs redrawing */
5147 if (old_sel && new_sel) {
5148 if (old_sel->covered_region && new_sel->covered_region) {
5149 /* We only want to redraw the areas that have
5150 * changed, so we xor the old and new regions
5151 * and redraw if it's different */
5152 region = gdk_region_copy (old_sel->covered_region);
5153 gdk_region_xor (region, new_sel->covered_region);
5154 if (gdk_region_empty (region)) {
5155 gdk_region_destroy (region);
5158 } else if (old_sel->covered_region) {
5159 region = gdk_region_copy (old_sel->covered_region);
5160 } else if (new_sel->covered_region) {
5161 region = gdk_region_copy (new_sel->covered_region);
5163 } else if (old_sel && !new_sel) {
5164 if (old_sel->covered_region && !gdk_region_empty (old_sel->covered_region)) {
5165 region = gdk_region_copy (old_sel->covered_region);
5167 } else if (!old_sel && new_sel) {
5168 if (new_sel->covered_region && !gdk_region_empty (new_sel->covered_region)) {
5169 region = gdk_region_copy (new_sel->covered_region);
5172 g_assert_not_reached ();
5175 /* Redraw the damaged region! */
5177 GdkRectangle page_area;
5180 /* I don't know why but the region is smaller
5181 * than expected. This hack fixes it, I guess
5182 * 10 pixels more won't hurt
5184 gdk_region_shrink (region, -5, -5);
5186 get_page_extents (view, cur_page, &page_area, &border);
5187 gdk_region_offset (region,
5188 page_area.x + border.left - view->scroll_x,
5189 page_area.y + border.top - view->scroll_y);
5190 gdk_window_invalidate_region (view->layout.bin_window, region, TRUE);
5191 gdk_region_destroy (region);
5195 /* Free the old list, now that we're done with it. */
5196 g_list_foreach (old_list, (GFunc) selection_free, NULL);
5200 compute_selections (EvView *view,
5206 if (view->selection_mode == EV_VIEW_SELECTION_RECTANGLE)
5207 list = compute_new_selection_rect (view, start, stop);
5209 list = compute_new_selection_text (view, start, stop);
5210 merge_selection_region (view, list);
5213 /* Free's the selection. It's up to the caller to queue redraws if needed.
5216 selection_free (EvViewSelection *selection)
5218 if (selection->covered_region)
5219 gdk_region_destroy (selection->covered_region);
5224 clear_selection (EvView *view)
5226 g_list_foreach (view->selection_info.selections, (GFunc)selection_free, NULL);
5227 view->selection_info.selections = NULL;
5228 view->selection_info.in_selection = FALSE;
5229 if (view->pixbuf_cache)
5230 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, NULL);
5231 g_object_notify (G_OBJECT (view), "has-selection");
5236 ev_view_select_all (EvView *view)
5240 /* Disable selection on rotated pages for the 0.4.0 series */
5241 if (view->rotation != 0)
5244 clear_selection (view);
5246 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5247 for (i = 0; i < n_pages; i++) {
5249 EvViewSelection *selection;
5251 ev_page_cache_get_size (view->page_cache,
5254 1.0, &width, &height);
5256 selection = g_new0 (EvViewSelection, 1);
5257 selection->page = i;
5258 selection->rect.x1 = selection->rect.y1 = 0;
5259 selection->rect.x2 = width;
5260 selection->rect.y2 = height;
5262 view->selection_info.selections = g_list_append (view->selection_info.selections, selection);
5265 ev_pixbuf_cache_set_selection_list (view->pixbuf_cache, view->selection_info.selections);
5266 g_object_notify (G_OBJECT (view), "has-selection");
5267 gtk_widget_queue_draw (GTK_WIDGET (view));
5271 ev_view_get_has_selection (EvView *view)
5273 return view->selection_info.selections != NULL;
5277 get_selected_text (EvView *ev_view)
5281 gchar *normalized_text;
5283 text = g_string_new (NULL);
5285 ev_document_doc_mutex_lock ();
5287 for (l = ev_view->selection_info.selections; l != NULL; l = l->next) {
5288 EvViewSelection *selection = (EvViewSelection *)l->data;
5291 tmp = ev_document_get_text (ev_view->document,
5294 g_string_append (text, tmp);
5298 ev_document_doc_mutex_unlock ();
5300 normalized_text = g_utf8_normalize (text->str, text->len, G_NORMALIZE_NFKC);
5301 g_string_free (text, TRUE);
5302 return normalized_text;
5306 ev_view_copy (EvView *ev_view)
5308 GtkClipboard *clipboard;
5311 if (!ev_document_can_get_text (ev_view->document)) {
5315 text = get_selected_text (ev_view);
5316 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5317 GDK_SELECTION_CLIPBOARD);
5318 gtk_clipboard_set_text (clipboard, text, -1);
5323 ev_view_primary_get_cb (GtkClipboard *clipboard,
5324 GtkSelectionData *selection_data,
5328 EvView *ev_view = EV_VIEW (data);
5331 if (!ev_document_can_get_text (ev_view->document)) {
5335 text = get_selected_text (ev_view);
5337 gtk_selection_data_set_text (selection_data, text, -1);
5343 ev_view_primary_clear_cb (GtkClipboard *clipboard,
5346 EvView *view = EV_VIEW (data);
5348 clear_selection (view);
5352 ev_view_update_primary_selection (EvView *ev_view)
5354 GtkClipboard *clipboard;
5356 clipboard = gtk_widget_get_clipboard (GTK_WIDGET (ev_view),
5357 GDK_SELECTION_PRIMARY);
5359 if (ev_view->selection_info.selections) {
5360 if (!gtk_clipboard_set_with_owner (clipboard,
5362 G_N_ELEMENTS (clipboard_targets),
5363 ev_view_primary_get_cb,
5364 ev_view_primary_clear_cb,
5365 G_OBJECT (ev_view)))
5366 ev_view_primary_clear_cb (clipboard, ev_view);
5368 if (gtk_clipboard_get_owner (clipboard) == G_OBJECT (ev_view))
5369 gtk_clipboard_clear (clipboard);
5373 /*** Cursor operations ***/
5376 ev_view_create_invisible_cursor(void)
5379 GdkColor black = { 0, 0, 0, 0 };
5380 static char bits[] = { 0x00 };
5382 empty = gdk_bitmap_create_from_data (NULL, bits, 1, 1);
5384 return gdk_cursor_new_from_pixmap (empty, empty, &black, &black, 0, 0);
5388 ev_view_set_cursor (EvView *view, EvViewCursor new_cursor)
5390 GdkCursor *cursor = NULL;
5391 GdkDisplay *display;
5394 if (view->cursor == new_cursor) {
5398 widget = gtk_widget_get_toplevel (GTK_WIDGET (view));
5399 display = gtk_widget_get_display (widget);
5400 view->cursor = new_cursor;
5402 switch (new_cursor) {
5403 case EV_VIEW_CURSOR_NORMAL:
5404 gdk_window_set_cursor (view->layout.bin_window, NULL);
5406 case EV_VIEW_CURSOR_IBEAM:
5407 cursor = gdk_cursor_new_for_display (display, GDK_XTERM);
5409 case EV_VIEW_CURSOR_LINK:
5410 cursor = gdk_cursor_new_for_display (display, GDK_HAND2);
5412 case EV_VIEW_CURSOR_WAIT:
5413 cursor = gdk_cursor_new_for_display (display, GDK_WATCH);
5415 case EV_VIEW_CURSOR_HIDDEN:
5416 cursor = ev_view_create_invisible_cursor ();
5418 case EV_VIEW_CURSOR_DRAG:
5419 cursor = gdk_cursor_new_for_display (display, GDK_FLEUR);
5424 gdk_window_set_cursor (view->layout.bin_window, cursor);
5425 gdk_cursor_unref (cursor);
5431 ev_view_hide_cursor (EvView *view)
5433 ev_view_set_cursor (view, EV_VIEW_CURSOR_HIDDEN);
5437 ev_view_show_cursor (EvView *view)
5439 ev_view_set_cursor (view, EV_VIEW_CURSOR_NORMAL);
5443 ev_view_reset_presentation_state (EvView *view)
5445 if (!view->presentation ||
5446 view->presentation_state == EV_PRESENTATION_NORMAL)
5449 view->presentation_state = EV_PRESENTATION_NORMAL;
5450 gdk_window_set_background (view->layout.bin_window,
5451 >K_WIDGET (view)->style->black);
5452 gtk_widget_queue_draw (GTK_WIDGET (view));
5456 ev_view_next_page (EvView *view)
5460 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5462 if (!view->page_cache)
5465 if (view->presentation &&
5466 (view->presentation_state == EV_PRESENTATION_BLACK ||
5467 view->presentation_state == EV_PRESENTATION_WHITE)) {
5468 ev_view_reset_presentation_state (view);
5472 ev_view_presentation_transition_stop (view);
5473 ev_view_reset_presentation_state (view);
5475 page = ev_page_cache_get_current_page (view->page_cache);
5476 n_pages = ev_page_cache_get_n_pages (view->page_cache);
5478 if (view->dual_page && !view->presentation)
5483 if (page < n_pages) {
5484 ev_page_cache_set_current_page (view->page_cache, page);
5486 } else if (view->presentation && page == n_pages) {
5487 view->presentation_state = EV_PRESENTATION_END;
5488 gtk_widget_queue_draw (GTK_WIDGET (view));
5490 } else if (view->dual_page && page == n_pages) {
5491 ev_page_cache_set_current_page (view->page_cache, page - 1);
5499 ev_view_previous_page (EvView *view)
5503 g_return_val_if_fail (EV_IS_VIEW (view), FALSE);
5505 if (!view->page_cache)
5508 if (view->presentation &&
5509 view->presentation_state == EV_PRESENTATION_END) {
5510 ev_view_reset_presentation_state (view);
5514 if (view->presentation &&
5515 (view->presentation_state == EV_PRESENTATION_BLACK ||
5516 view->presentation_state == EV_PRESENTATION_WHITE)) {
5517 ev_view_reset_presentation_state (view);
5521 ev_view_reset_presentation_state (view);
5523 page = ev_page_cache_get_current_page (view->page_cache);
5525 if (view->dual_page && !view->presentation)
5531 ev_page_cache_set_current_page (view->page_cache, page);
5533 } else if (ev_view_get_dual_page (view) && page == -1) {
5534 ev_page_cache_set_current_page (view->page_cache, 0);
5541 /*** Enum description for usage in signal ***/
5544 ev_sizing_mode_get_type (void)
5546 static GType etype = 0;
5548 static const GEnumValue values[] = {
5549 { EV_SIZING_FIT_WIDTH, "EV_SIZING_FIT_WIDTH", "fit-width" },
5550 { EV_SIZING_BEST_FIT, "EV_SIZING_BEST_FIT", "best-fit" },
5551 { EV_SIZING_FREE, "EV_SIZING_FREE", "free" },
5554 etype = g_enum_register_static ("EvSizingMode", values);
5560 ev_scroll_type_get_type (void)
5562 static GType etype = 0;
5564 static const GEnumValue values[] = {
5565 { EV_SCROLL_PAGE_FORWARD, "EV_SCROLL_PAGE_FORWARD", "scroll-page-forward" },
5566 { EV_SCROLL_PAGE_BACKWARD, "EV_SCROLL_PAGE_BACKWARD", "scroll-page-backward" },
5567 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5568 { EV_SCROLL_STEP_FORWARD, "EV_SCROLL_STEP_FORWARD", "scroll-step-forward" },
5569 { EV_SCROLL_STEP_UP, "EV_SCROLL_STEP_UP", "scroll-step-up" },
5570 { EV_SCROLL_STEP_DOWN, "EV_SCROLL_STEP_DOWN", "scroll-step-down" },
5573 etype = g_enum_register_static ("EvScrollType", values);
5579 ev_view_update_view_size (EvView *view, GtkScrolledWindow * scrolled_window)
5582 GtkRequisition vsb_requisition;
5583 GtkRequisition hsb_requisition;
5584 int scrollbar_spacing;
5586 /* Calculate the width available for the content */
5587 width = GTK_WIDGET (scrolled_window)->allocation.width;
5588 height = GTK_WIDGET (scrolled_window)->allocation.height;
5590 if (gtk_scrolled_window_get_shadow_type (scrolled_window) == GTK_SHADOW_IN
5592 width -= 2 * GTK_WIDGET(view)->style->xthickness;
5593 height -= 2 * GTK_WIDGET(view)->style->ythickness;
5596 gtk_widget_size_request (scrolled_window->vscrollbar, &vsb_requisition);
5597 gtk_widget_size_request (scrolled_window->hscrollbar, &hsb_requisition);
5598 gtk_widget_style_get (GTK_WIDGET (scrolled_window),
5599 "scrollbar_spacing",
5603 if (EV_IS_VIEW(view)) {
5604 ev_view_set_zoom_for_size (EV_VIEW (view),
5607 vsb_requisition.width + scrollbar_spacing,
5608 hsb_requisition.height + scrollbar_spacing);