1 /* ev-annotation-window.c
2 * this file is part of evince, a gnome document viewer
4 * Copyright (C) 2009 Carlos Garcia Campos <carlosgc@gnome.org>
5 * Copyright (C) 2007 IƱigo Martinez <inigomartinez@gmail.com>
7 * Evince is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * Evince is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
26 #include "ev-annotation-window.h"
27 #include "ev-stock-icons.h"
28 #include "ev-view-marshal.h"
29 #include "ev-document-misc.h"
43 struct _EvAnnotationWindow {
44 GtkWindow base_instance;
46 EvAnnotation *annotation;
50 GtkWidget *close_button;
65 struct _EvAnnotationWindowClass {
66 GtkWindowClass base_class;
68 void (* closed) (EvAnnotationWindow *window);
69 void (* moved) (EvAnnotationWindow *window,
74 static guint signals[N_SIGNALS];
76 G_DEFINE_TYPE (EvAnnotationWindow, ev_annotation_window, GTK_TYPE_WINDOW)
78 #define EV_ICON_SIZE_ANNOT_WINDOW (ev_annotation_window_get_icon_size())
80 /* Cut and paste from gtkwindow.c */
82 send_focus_change (GtkWidget *widget,
85 GdkEvent *fevent = gdk_event_new (GDK_FOCUS_CHANGE);
87 fevent->focus_change.type = GDK_FOCUS_CHANGE;
88 fevent->focus_change.window = gtk_widget_get_window (widget);
89 fevent->focus_change.in = in;
90 if (fevent->focus_change.window)
91 g_object_ref (fevent->focus_change.window);
93 gtk_widget_send_focus_change (widget, fevent);
95 gdk_event_free (fevent);
99 get_screen_dpi (EvAnnotationWindow *window)
103 screen = gtk_window_get_screen (GTK_WINDOW (window));
104 return ev_document_misc_get_screen_dpi (screen);
108 ev_annotation_window_get_icon_size (void)
110 static GtkIconSize icon_size = 0;
112 if (G_UNLIKELY (icon_size == 0))
113 icon_size = gtk_icon_size_register ("ev-icon-size-annot-window", 8, 8);
119 ev_annotation_window_sync_contents (EvAnnotationWindow *window)
122 GtkTextIter start, end;
123 GtkTextBuffer *buffer;
124 EvAnnotation *annot = window->annotation;
126 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (window->text_view));
127 gtk_text_buffer_get_bounds (buffer, &start, &end);
128 contents = gtk_text_buffer_get_text (buffer, &start, &end, FALSE);
129 ev_annotation_set_contents (annot, contents);
134 ev_annotation_window_set_color (EvAnnotationWindow *window,
137 GtkStyleProperties *properties;
138 GtkStyleProvider *provider;
141 rgba.red = color->red / 65535.;
142 rgba.green = color->green / 65535.;
143 rgba.blue = color->blue / 65535.;
146 properties = gtk_style_properties_new ();
147 gtk_style_properties_set (properties, 0,
149 "background-color", &rgba,
152 provider = GTK_STYLE_PROVIDER (properties);
153 gtk_style_context_add_provider (gtk_widget_get_style_context (GTK_WIDGET (window)),
154 provider, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
155 gtk_style_context_add_provider (gtk_widget_get_style_context (window->close_button),
156 provider, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
157 gtk_style_context_add_provider (gtk_widget_get_style_context (window->resize_se),
158 provider, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
159 gtk_style_context_add_provider (gtk_widget_get_style_context (window->resize_sw),
160 provider, GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
161 g_object_unref (properties);
165 ev_annotation_window_label_changed (EvAnnotationMarkup *annot,
167 EvAnnotationWindow *window)
169 const gchar *label = ev_annotation_markup_get_label (annot);
171 gtk_window_set_title (GTK_WINDOW (window), label);
172 gtk_label_set_text (GTK_LABEL (window->title), label);
176 ev_annotation_window_color_changed (EvAnnotation *annot,
178 EvAnnotationWindow *window)
182 ev_annotation_get_color (annot, &color);
183 ev_annotation_window_set_color (window, &color);
187 ev_annotation_window_dispose (GObject *object)
189 EvAnnotationWindow *window = EV_ANNOTATION_WINDOW (object);
191 if (window->annotation) {
192 ev_annotation_window_sync_contents (window);
193 g_object_unref (window->annotation);
194 window->annotation = NULL;
197 (* G_OBJECT_CLASS (ev_annotation_window_parent_class)->dispose) (object);
201 ev_annotation_window_set_property (GObject *object,
206 EvAnnotationWindow *window = EV_ANNOTATION_WINDOW (object);
209 case PROP_ANNOTATION:
210 window->annotation = g_value_dup_object (value);
213 window->parent = g_value_get_object (value);
216 G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
221 ev_annotation_window_resize (EvAnnotationWindow *window,
222 GdkEventButton *event,
225 if (event->type == GDK_BUTTON_PRESS && event->button == 1) {
226 gtk_window_begin_resize_drag (GTK_WINDOW (window),
227 window->resize_sw == ebox ?
228 GDK_WINDOW_EDGE_SOUTH_WEST :
229 GDK_WINDOW_EDGE_SOUTH_EAST,
230 event->button, event->x_root,
231 event->y_root, event->time);
239 ev_annotation_window_set_resize_cursor (GtkWidget *widget,
240 EvAnnotationWindow *window)
242 GdkWindow *gdk_window = gtk_widget_get_window (widget);
247 if (gtk_widget_is_sensitive (widget)) {
248 GdkDisplay *display = gtk_widget_get_display (widget);
251 cursor = gdk_cursor_new_for_display (display,
252 widget == window->resize_sw ?
253 GDK_BOTTOM_LEFT_CORNER :
254 GDK_BOTTOM_RIGHT_CORNER);
255 gdk_window_set_cursor (gdk_window, cursor);
256 g_object_unref (cursor);
258 gdk_window_set_cursor (gdk_window, NULL);
263 text_view_button_press (GtkWidget *widget,
264 GdkEventButton *event,
265 EvAnnotationWindow *window)
267 ev_annotation_window_grab_focus (window);
273 ev_annotation_window_close (EvAnnotationWindow *window)
275 gtk_widget_hide (GTK_WIDGET (window));
276 g_signal_emit (window, signals[CLOSED], 0);
280 ev_annotation_window_init (EvAnnotationWindow *window)
282 GtkWidget *vbox, *hbox;
286 gtk_widget_set_can_focus (GTK_WIDGET (window), TRUE);
288 vbox = gtk_vbox_new (FALSE, 0);
291 hbox = gtk_hbox_new (FALSE, 0);
293 icon = gtk_image_new (); /* FIXME: use the annot icon */
294 gtk_box_pack_start (GTK_BOX (hbox), icon, FALSE, FALSE, 0);
295 gtk_widget_show (icon);
297 window->title = gtk_label_new (NULL);
298 gtk_box_pack_start (GTK_BOX (hbox), window->title, TRUE, TRUE, 0);
299 gtk_widget_show (window->title);
301 window->close_button = gtk_button_new ();
302 gtk_button_set_relief (GTK_BUTTON (window->close_button), GTK_RELIEF_NONE);
303 gtk_container_set_border_width (GTK_CONTAINER (window->close_button), 0);
304 g_signal_connect_swapped (window->close_button, "clicked",
305 G_CALLBACK (ev_annotation_window_close),
307 icon = gtk_image_new_from_stock (EV_STOCK_CLOSE, EV_ICON_SIZE_ANNOT_WINDOW);
308 gtk_container_add (GTK_CONTAINER (window->close_button), icon);
309 gtk_widget_show (icon);
311 gtk_box_pack_start (GTK_BOX (hbox), window->close_button, FALSE, FALSE, 0);
312 gtk_widget_show (window->close_button);
314 gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
315 gtk_widget_show (hbox);
318 swindow = gtk_scrolled_window_new (NULL, NULL);
319 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (swindow),
320 GTK_POLICY_AUTOMATIC,
321 GTK_POLICY_AUTOMATIC);
322 window->text_view = gtk_text_view_new ();
323 gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (window->text_view), GTK_WRAP_WORD);
324 g_signal_connect (window->text_view, "button_press_event",
325 G_CALLBACK (text_view_button_press),
327 gtk_container_add (GTK_CONTAINER (swindow), window->text_view);
328 gtk_widget_show (window->text_view);
330 gtk_box_pack_start (GTK_BOX (vbox), swindow, TRUE, TRUE, 0);
331 gtk_widget_show (swindow);
334 gtk_window_set_has_resize_grip (GTK_WINDOW(window), FALSE);
335 hbox = gtk_hbox_new (FALSE, 0);
337 window->resize_sw = gtk_event_box_new ();
338 gtk_widget_add_events (window->resize_sw, GDK_BUTTON_PRESS_MASK);
339 g_signal_connect_swapped (window->resize_sw, "button-press-event",
340 G_CALLBACK (ev_annotation_window_resize),
342 g_signal_connect (window->resize_sw, "realize",
343 G_CALLBACK (ev_annotation_window_set_resize_cursor),
346 icon = gtk_image_new_from_stock (EV_STOCK_RESIZE_SW, EV_ICON_SIZE_ANNOT_WINDOW);
347 gtk_container_add (GTK_CONTAINER (window->resize_sw), icon);
348 gtk_widget_show (icon);
349 gtk_box_pack_start (GTK_BOX (hbox), window->resize_sw, FALSE, FALSE, 0);
350 gtk_widget_show (window->resize_sw);
352 window->resize_se = gtk_event_box_new ();
353 gtk_widget_add_events (window->resize_se, GDK_BUTTON_PRESS_MASK);
354 g_signal_connect_swapped (window->resize_se, "button-press-event",
355 G_CALLBACK (ev_annotation_window_resize),
357 g_signal_connect (window->resize_se, "realize",
358 G_CALLBACK (ev_annotation_window_set_resize_cursor),
361 icon = gtk_image_new_from_stock (EV_STOCK_RESIZE_SE, EV_ICON_SIZE_ANNOT_WINDOW);
362 gtk_container_add (GTK_CONTAINER (window->resize_se), icon);
363 gtk_widget_show (icon);
364 gtk_box_pack_end (GTK_BOX (hbox), window->resize_se, FALSE, FALSE, 0);
365 gtk_widget_show (window->resize_se);
367 gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
368 gtk_widget_show (hbox);
370 gtk_container_add (GTK_CONTAINER (window), vbox);
371 gtk_container_set_border_width (GTK_CONTAINER (window), 0);
372 gtk_widget_show (vbox);
374 gtk_widget_add_events (GTK_WIDGET (window),
375 GDK_BUTTON_PRESS_MASK |
377 gtk_widget_set_app_paintable (GTK_WIDGET (window), TRUE);
379 gtk_container_set_border_width (GTK_CONTAINER (window), 2);
381 gtk_window_set_accept_focus (GTK_WINDOW (window), FALSE);
382 gtk_window_set_decorated (GTK_WINDOW (window), FALSE);
383 gtk_window_set_skip_taskbar_hint (GTK_WINDOW (window), TRUE);
384 gtk_window_set_skip_pager_hint (GTK_WINDOW (window), TRUE);
385 gtk_window_set_resizable (GTK_WINDOW (window), TRUE);
389 ev_annotation_window_constructor (GType type,
390 guint n_construct_properties,
391 GObjectConstructParam *construct_params)
394 EvAnnotationWindow *window;
396 EvAnnotationMarkup *markup;
397 const gchar *contents;
403 object = G_OBJECT_CLASS (ev_annotation_window_parent_class)->constructor (type,
404 n_construct_properties,
406 window = EV_ANNOTATION_WINDOW (object);
407 annot = window->annotation;
408 markup = EV_ANNOTATION_MARKUP (annot);
410 gtk_window_set_transient_for (GTK_WINDOW (window), window->parent);
411 gtk_window_set_destroy_with_parent (GTK_WINDOW (window), FALSE);
413 label = ev_annotation_markup_get_label (markup);
414 window->is_open = ev_annotation_markup_get_popup_is_open (markup);
415 ev_annotation_markup_get_rectangle (markup, &window->rect);
417 rect = &window->rect;
419 /* Rectangle is at doc resolution (72.0) */
420 scale = get_screen_dpi (window) / 72.0;
421 gtk_window_resize (GTK_WINDOW (window),
422 (gint)((rect->x2 - rect->x1) * scale),
423 (gint)((rect->y2 - rect->y1) * scale));
425 ev_annotation_get_color (annot, &color);
426 ev_annotation_window_set_color (window, &color);
427 gtk_widget_set_name (GTK_WIDGET (window), ev_annotation_get_name (annot));
428 gtk_window_set_title (GTK_WINDOW (window), label);
429 gtk_label_set_text (GTK_LABEL (window->title), label);
431 contents = ev_annotation_get_contents (annot);
433 GtkTextBuffer *buffer;
435 buffer = gtk_text_view_get_buffer (GTK_TEXT_VIEW (window->text_view));
436 gtk_text_buffer_set_text (buffer, contents, -1);
439 g_signal_connect (annot, "notify::label",
440 G_CALLBACK (ev_annotation_window_label_changed),
442 g_signal_connect (annot, "notify::color",
443 G_CALLBACK (ev_annotation_window_color_changed),
450 ev_annotation_window_button_press_event (GtkWidget *widget,
451 GdkEventButton *event)
453 EvAnnotationWindow *window = EV_ANNOTATION_WINDOW (widget);
455 if (event->type == GDK_BUTTON_PRESS && event->button == 1) {
456 window->in_move = TRUE;
457 window->x = event->x_root - event->x;
458 window->y = event->y_root - event->y;
459 gtk_window_begin_move_drag (GTK_WINDOW (widget),
471 ev_annotation_window_configure_event (GtkWidget *widget,
472 GdkEventConfigure *event)
474 EvAnnotationWindow *window = EV_ANNOTATION_WINDOW (widget);
476 if (window->in_move &&
477 (window->x != event->x || window->y != event->y)) {
478 window->x = event->x;
479 window->y = event->y;
482 return GTK_WIDGET_CLASS (ev_annotation_window_parent_class)->configure_event (widget, event);
486 ev_annotation_window_focus_in_event (GtkWidget *widget,
487 GdkEventFocus *event)
489 EvAnnotationWindow *window = EV_ANNOTATION_WINDOW (widget);
491 if (window->in_move) {
492 if (window->orig_x != window->x || window->orig_y != window->y) {
493 window->orig_x = window->x;
494 window->orig_y = window->y;
495 g_signal_emit (window, signals[MOVED], 0, window->x, window->y);
497 window->in_move = FALSE;
504 ev_annotation_window_focus_out_event (GtkWidget *widget,
505 GdkEventFocus *event)
507 EvAnnotationWindow *window = EV_ANNOTATION_WINDOW (widget);
509 ev_annotation_window_sync_contents (window);
515 ev_annotation_window_enter_notify_event (GtkWidget *widget,
516 GdkEventCrossing *event)
518 gtk_window_set_accept_focus (GTK_WINDOW (widget), TRUE);
524 ev_annotation_window_leave_notify_event (GtkWidget *widget,
525 GdkEventCrossing *event)
527 gtk_window_set_accept_focus (GTK_WINDOW (widget), FALSE);
533 ev_annotation_window_class_init (EvAnnotationWindowClass *klass)
535 GObjectClass *g_object_class = G_OBJECT_CLASS (klass);
536 GtkWidgetClass *gtk_widget_class = GTK_WIDGET_CLASS (klass);
538 g_object_class->constructor = ev_annotation_window_constructor;
539 g_object_class->set_property = ev_annotation_window_set_property;
540 g_object_class->dispose = ev_annotation_window_dispose;
542 gtk_widget_class->button_press_event = ev_annotation_window_button_press_event;
543 gtk_widget_class->configure_event = ev_annotation_window_configure_event;
544 gtk_widget_class->focus_in_event = ev_annotation_window_focus_in_event;
545 gtk_widget_class->focus_out_event = ev_annotation_window_focus_out_event;
546 gtk_widget_class->enter_notify_event = ev_annotation_window_enter_notify_event;
547 gtk_widget_class->leave_notify_event = ev_annotation_window_leave_notify_event;
549 g_object_class_install_property (g_object_class,
551 g_param_spec_object ("annotation",
553 "The annotation associated to the window",
554 EV_TYPE_ANNOTATION_MARKUP,
556 G_PARAM_CONSTRUCT_ONLY));
557 g_object_class_install_property (g_object_class,
559 g_param_spec_object ("parent",
564 G_PARAM_CONSTRUCT_ONLY));
566 g_signal_new ("closed",
567 G_TYPE_FROM_CLASS (g_object_class),
568 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
569 G_STRUCT_OFFSET (EvAnnotationWindowClass, closed),
571 g_cclosure_marshal_VOID__VOID,
572 G_TYPE_NONE, 0, G_TYPE_NONE);
574 g_signal_new ("moved",
575 G_TYPE_FROM_CLASS (g_object_class),
576 G_SIGNAL_RUN_LAST | G_SIGNAL_ACTION,
577 G_STRUCT_OFFSET (EvAnnotationWindowClass, moved),
579 ev_view_marshal_VOID__INT_INT,
581 G_TYPE_INT, G_TYPE_INT);
586 ev_annotation_window_new (EvAnnotation *annot,
591 g_return_val_if_fail (EV_IS_ANNOTATION_MARKUP (annot), NULL);
592 g_return_val_if_fail (GTK_IS_WINDOW (parent), NULL);
594 window = g_object_new (EV_TYPE_ANNOTATION_WINDOW,
602 ev_annotation_window_get_annotation (EvAnnotationWindow *window)
604 g_return_val_if_fail (EV_IS_ANNOTATION_WINDOW (window), NULL);
606 return window->annotation;
610 ev_annotation_window_set_annotation (EvAnnotationWindow *window,
613 g_return_if_fail (EV_IS_ANNOTATION_WINDOW (window));
614 g_return_if_fail (EV_IS_ANNOTATION (annot));
616 if (annot == window->annotation)
619 g_object_unref (window->annotation);
620 window->annotation = g_object_ref (annot);
621 ev_annotation_window_sync_contents (window);
622 g_object_notify (G_OBJECT (window), "annotation");
626 ev_annotation_window_is_open (EvAnnotationWindow *window)
628 g_return_val_if_fail (EV_IS_ANNOTATION_WINDOW (window), FALSE);
630 return window->is_open;
634 ev_annotation_window_get_rectangle (EvAnnotationWindow *window,
637 g_return_if_fail (EV_IS_ANNOTATION_WINDOW (window));
638 g_return_if_fail (rect != NULL);
640 *rect = window->rect;
644 ev_annotation_window_set_rectangle (EvAnnotationWindow *window,
645 const EvRectangle *rect)
647 g_return_if_fail (EV_IS_ANNOTATION_WINDOW (window));
648 g_return_if_fail (rect != NULL);
650 window->rect = *rect;
654 ev_annotation_window_grab_focus (EvAnnotationWindow *window)
656 g_return_if_fail (EV_IS_ANNOTATION_WINDOW (window));
658 if (!gtk_widget_has_focus (window->text_view)) {
659 gtk_widget_grab_focus (GTK_WIDGET (window));
660 send_focus_change (window->text_view, TRUE);
665 ev_annotation_window_ungrab_focus (EvAnnotationWindow *window)
667 g_return_if_fail (EV_IS_ANNOTATION_WINDOW (window));
669 if (gtk_widget_has_focus (window->text_view)) {
670 send_focus_change (window->text_view, FALSE);
673 ev_annotation_window_sync_contents (window);