1 #define __SP_DESKTOP_WIDGET_C__
3 /** \file
4 * Desktop widget implementation
5 */
6 /* Authors:
7 * Lauris Kaplinski <lauris@kaplinski.com>
8 * MenTaLguY <mental@rydia.net>
9 * bulia byak <buliabyak@users.sf.net>
10 * Ralf Stephan <ralf@ark.in-berlin.de>
11 * John Bintz <jcoswell@coswellproductions.org>
12 * Johan Engelen <j.b.c.engelen@ewi.utwente.nl>
13 *
14 * Copyright (C) 2007 Johan Engelen
15 * Copyright (C) 2006 John Bintz
16 * Copyright (C) 2004 MenTaLguY
17 * Copyright (C) 1999-2002 Lauris Kaplinski
18 * Copyright (C) 2000-2001 Ximian, Inc.
19 *
20 * Released under GNU GPL, read the file 'COPYING' for more information
21 */
23 #ifdef HAVE_CONFIG_H
24 # include "config.h"
25 #endif
27 #include <gtkmm/paned.h>
28 #include <gtk/gtk.h>
30 #include "box3d-context.h"
31 #include "color-profile-fns.h"
32 #include "conn-avoid-ref.h"
33 #include "desktop-events.h"
34 #include "desktop-handles.h"
35 #include "desktop-widget.h"
36 #include "display/canvas-arena.h"
37 #include "display/nr-arena.h"
38 #include "document.h"
39 #include "ege-color-prof-tracker.h"
40 #include "ege-select-one-action.h"
41 #include <extension/db.h>
42 #include "file.h"
43 #include "helper/units.h"
44 #include "inkscape-private.h"
45 #include "interface.h"
46 #include "macros.h"
47 #include "preferences.h"
48 #include "sp-image.h"
49 #include "sp-item.h"
50 #include "sp-namedview.h"
51 #include "toolbox.h"
52 #include "ui/dialog/dialog-manager.h"
53 #include "ui/dialog/swatches.h"
54 #include "ui/icon-names.h"
55 #include "ui/widget/dock.h"
56 #include "ui/widget/layer-selector.h"
57 #include "ui/widget/selected-style.h"
58 #include "widgets/button.h"
59 #include "widgets/ruler.h"
60 #include "widgets/spinbutton-events.h"
61 #include "widgets/spw-utilities.h"
62 #include "widgets/toolbox.h"
63 #include "widgets/widget-sizes.h"
65 #if defined (SOLARIS) && (SOLARIS == 8)
66 #include "round.h"
67 using Inkscape::round;
68 #endif
70 #ifdef WITH_INKBOARD
71 #endif
75 enum {
76 ACTIVATE,
77 DEACTIVATE,
78 MODIFIED,
79 EVENT_CONTEXT_CHANGED,
80 LAST_SIGNAL
81 };
84 //---------------------------------------------------------------------
85 /* SPDesktopWidget */
87 static void sp_desktop_widget_class_init (SPDesktopWidgetClass *klass);
88 static void sp_desktop_widget_init (SPDesktopWidget *widget);
89 static void sp_desktop_widget_destroy (GtkObject *object);
91 static void sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
92 static void sp_desktop_widget_realize (GtkWidget *widget);
94 static gint sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw);
96 static void sp_dtw_color_profile_event(EgeColorProfTracker *widget, SPDesktopWidget *dtw);
97 static void cms_adjust_toggled( GtkWidget *button, gpointer data );
98 static void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled );
99 static void sp_desktop_widget_adjustment_value_changed (GtkAdjustment *adj, SPDesktopWidget *dtw);
100 static void sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw);
102 static gdouble sp_dtw_zoom_value_to_display (gdouble value);
103 static gdouble sp_dtw_zoom_display_to_value (gdouble value);
104 static gint sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer data);
105 static bool sp_dtw_zoom_output (GtkSpinButton *spin, gpointer data);
106 static void sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data);
107 static void sp_dtw_zoom_populate_popup (GtkEntry *entry, GtkMenu *menu, gpointer data);
108 static void sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor);
109 static void sp_dtw_zoom_50 (GtkMenuItem *item, gpointer data);
110 static void sp_dtw_zoom_100 (GtkMenuItem *item, gpointer data);
111 static void sp_dtw_zoom_200 (GtkMenuItem *item, gpointer data);
112 static void sp_dtw_zoom_page (GtkMenuItem *item, gpointer data);
113 static void sp_dtw_zoom_drawing (GtkMenuItem *item, gpointer data);
114 static void sp_dtw_zoom_selection (GtkMenuItem *item, gpointer data);
116 SPViewWidgetClass *dtw_parent_class;
118 class CMSPrefWatcher {
119 public:
120 CMSPrefWatcher() :
121 _dpw(*this),
122 _spw(*this),
123 _tracker(ege_color_prof_tracker_new(0))
124 {
125 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
126 g_signal_connect( G_OBJECT(_tracker), "modified", G_CALLBACK(hook), this );
127 prefs->addObserver(_dpw);
128 prefs->addObserver(_spw);
129 }
130 virtual ~CMSPrefWatcher() {}
132 //virtual void notify(PrefValue &);
133 void add( SPDesktopWidget* dtw ) {
134 _widget_list.push_back(dtw);
135 }
136 void remove( SPDesktopWidget* dtw ) {
137 _widget_list.remove(dtw);
138 }
140 private:
141 static void hook(EgeColorProfTracker *tracker, gint a, gint b, CMSPrefWatcher *watcher);
143 class DisplayProfileWatcher : public Inkscape::Preferences::Observer {
144 public:
145 DisplayProfileWatcher(CMSPrefWatcher &pw) : Observer("/options/displayprofile"), _pw(pw) {}
146 virtual void notify(Inkscape::Preferences::Entry const &/*val*/) {
147 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
148 _pw._setCmsSensitive(!prefs->getString("/options/displayprofile/uri").empty());
149 _pw._refreshAll();
150 }
151 private:
152 CMSPrefWatcher &_pw;
153 };
155 DisplayProfileWatcher _dpw;
157 class SoftProofWatcher : public Inkscape::Preferences::Observer {
158 public:
159 SoftProofWatcher(CMSPrefWatcher &pw) : Observer("/options/softproof"), _pw(pw) {}
160 virtual void notify(Inkscape::Preferences::Entry const &) {
161 _pw._refreshAll();
162 }
163 private:
164 CMSPrefWatcher &_pw;
165 };
167 SoftProofWatcher _spw;
169 void _refreshAll();
170 void _setCmsSensitive(bool value);
172 std::list<SPDesktopWidget*> _widget_list;
173 EgeColorProfTracker *_tracker;
175 friend class DisplayProfileWatcher;
176 friend class SoftproofWatcher;
177 };
179 void CMSPrefWatcher::hook(EgeColorProfTracker */*tracker*/, gint screen, gint monitor, CMSPrefWatcher */*watcher*/)
180 {
181 #if ENABLE_LCMS
182 unsigned char* buf = 0;
183 guint len = 0;
185 ege_color_prof_tracker_get_profile_for( screen, monitor, reinterpret_cast<gpointer*>(&buf), &len );
186 Glib::ustring id = Inkscape::colorprofile_set_display_per( buf, len, screen, monitor );
187 #endif // ENABLE_LCMS
188 }
190 /// @todo Use conditional compilation in saner places. The whole PrefWatcher
191 /// object is unnecessary if ENABLE_LCMS is not defined.
192 void CMSPrefWatcher::_refreshAll()
193 {
194 #if ENABLE_LCMS
195 for ( std::list<SPDesktopWidget*>::iterator it = _widget_list.begin(); it != _widget_list.end(); ++it ) {
196 (*it)->requestCanvasUpdate();
197 }
198 #endif // ENABLE_LCMS
199 }
201 void CMSPrefWatcher::_setCmsSensitive(bool enabled)
202 {
203 #if ENABLE_LCMS
204 for ( std::list<SPDesktopWidget*>::iterator it = _widget_list.begin(); it != _widget_list.end(); ++it ) {
205 SPDesktopWidget *dtw = *it;
206 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) != enabled ) {
207 cms_adjust_set_sensitive( dtw, enabled );
208 }
209 }
210 #else
211 (void) enabled;
212 #endif // ENABLE_LCMS
213 }
215 static CMSPrefWatcher* watcher = NULL;
217 void
218 SPDesktopWidget::setMessage (Inkscape::MessageType type, const gchar *message)
219 {
220 GtkLabel *sb=GTK_LABEL(this->select_status);
221 gtk_label_set_markup (sb, message ? message : "");
223 // make sure the important messages are displayed immediately!
224 if (type == Inkscape::IMMEDIATE_MESSAGE && GTK_WIDGET_DRAWABLE (GTK_WIDGET(sb))) {
225 gtk_widget_queue_draw(GTK_WIDGET(sb));
226 gdk_window_process_updates(GTK_WIDGET(sb)->window, TRUE);
227 }
229 gtk_tooltips_set_tip (this->tt, this->select_status_eventbox, gtk_label_get_text (sb) , NULL);
230 }
232 Geom::Point
233 SPDesktopWidget::window_get_pointer()
234 {
235 gint x,y;
236 gdk_window_get_pointer (GTK_WIDGET (canvas)->window, &x, &y, NULL);
237 return Geom::Point(x,y);
238 }
240 /**
241 * Registers SPDesktopWidget class and returns its type number.
242 */
243 GType sp_desktop_widget_get_type(void)
244 {
245 static GtkType type = 0;
246 if (!type) {
247 GTypeInfo info = {
248 sizeof(SPDesktopWidgetClass),
249 0, // base_init
250 0, // base_finalize
251 (GClassInitFunc)sp_desktop_widget_class_init,
252 0, // class_finalize
253 0, // class_data
254 sizeof(SPDesktopWidget),
255 0, // n_preallocs
256 (GInstanceInitFunc)sp_desktop_widget_init,
257 0 // value_table
258 };
259 type = g_type_register_static(SP_TYPE_VIEW_WIDGET, "SPDesktopWidget", &info, static_cast<GTypeFlags>(0));
260 }
261 return type;
262 }
264 /**
265 * SPDesktopWidget vtable initialization
266 */
267 static void
268 sp_desktop_widget_class_init (SPDesktopWidgetClass *klass)
269 {
270 dtw_parent_class = (SPViewWidgetClass*)gtk_type_class (SP_TYPE_VIEW_WIDGET);
272 GtkObjectClass *object_class = (GtkObjectClass *) klass;
273 GtkWidgetClass *widget_class = (GtkWidgetClass *) klass;
275 object_class->destroy = sp_desktop_widget_destroy;
277 widget_class->size_allocate = sp_desktop_widget_size_allocate;
278 widget_class->realize = sp_desktop_widget_realize;
279 }
281 /**
282 * Callback for SPDesktopWidget object initialization.
283 */
284 static void
285 sp_desktop_widget_init (SPDesktopWidget *dtw)
286 {
287 GtkWidget *widget;
288 GtkWidget *tbl;
289 GtkWidget *canvas_tbl;
291 GtkWidget *hbox;
292 GtkWidget *eventbox;
293 GtkStyle *style;
295 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
297 new (&dtw->modified_connection) sigc::connection();
299 widget = GTK_WIDGET (dtw);
301 dtw->window = 0;
302 dtw->desktop = NULL;
303 dtw->_interaction_disabled_counter = 0;
304 dtw->tt = gtk_tooltips_new ();
306 /* Main table */
307 dtw->vbox = gtk_vbox_new (FALSE, 0);
308 gtk_container_add( GTK_CONTAINER(dtw), GTK_WIDGET(dtw->vbox) );
310 dtw->statusbar = gtk_hbox_new (FALSE, 0);
311 //gtk_widget_set_usize (dtw->statusbar, -1, BOTTOM_BAR_HEIGHT);
312 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->statusbar, FALSE, TRUE, 0);
314 {
315 using Inkscape::UI::Dialogs::SwatchesPanel;
317 SwatchesPanel* swatches = new SwatchesPanel("/embedded/swatches");
318 swatches->setOrientation( Gtk::ANCHOR_SOUTH );
319 dtw->panels = GTK_WIDGET(swatches->gobj());
320 gtk_box_pack_end( GTK_BOX( dtw->vbox ), dtw->panels, FALSE, TRUE, 0 );
321 }
323 hbox = gtk_hbox_new (FALSE, 0);
324 gtk_box_pack_end (GTK_BOX (dtw->vbox), hbox, TRUE, TRUE, 0);
325 gtk_widget_show (hbox);
327 dtw->aux_toolbox = sp_aux_toolbox_new ();
328 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->aux_toolbox, FALSE, TRUE, 0);
330 dtw->snap_toolbox = sp_snap_toolbox_new ();
331 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->snap_toolbox, FALSE, TRUE, 0);
333 dtw->commands_toolbox = sp_commands_toolbox_new ();
334 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->commands_toolbox, FALSE, TRUE, 0);
336 dtw->tool_toolbox = sp_tool_toolbox_new ();
337 gtk_box_pack_start (GTK_BOX (hbox), dtw->tool_toolbox, FALSE, TRUE, 0);
339 tbl = gtk_table_new (2, 3, FALSE);
340 gtk_box_pack_start (GTK_BOX (hbox), tbl, TRUE, TRUE, 1);
342 canvas_tbl = gtk_table_new (3, 3, FALSE);
344 /* Horizontal ruler */
345 eventbox = gtk_event_box_new ();
346 dtw->hruler = sp_hruler_new ();
347 dtw->hruler_box = eventbox;
348 sp_ruler_set_metric (GTK_RULER (dtw->hruler), SP_PT);
349 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
350 gtk_container_add (GTK_CONTAINER (eventbox), dtw->hruler);
351 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 1, 2, 0, 1, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), widget->style->xthickness, 0);
352 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_hruler_event), dtw);
353 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_hruler_event), dtw);
354 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_hruler_event), dtw);
356 /* Vertical ruler */
357 eventbox = gtk_event_box_new ();
358 dtw->vruler = sp_vruler_new ();
359 dtw->vruler_box = eventbox;
360 sp_ruler_set_metric (GTK_RULER (dtw->vruler), SP_PT);
361 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
362 gtk_container_add (GTK_CONTAINER (eventbox), GTK_WIDGET (dtw->vruler));
363 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 0, 1, 1, 2, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), 0, widget->style->ythickness);
364 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_vruler_event), dtw);
365 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_vruler_event), dtw);
366 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_vruler_event), dtw);
368 /* Horizontal scrollbar */
369 dtw->hadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
370 dtw->hscrollbar = gtk_hscrollbar_new (GTK_ADJUSTMENT (dtw->hadj));
371 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->hscrollbar, 1, 2, 2, 3, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
373 /* Vertical scrollbar and the sticky zoom button */
374 dtw->vscrollbar_box = gtk_vbox_new (FALSE, 0);
375 dtw->sticky_zoom = sp_button_new_from_data ( Inkscape::ICON_SIZE_DECORATION,
376 SP_BUTTON_TYPE_TOGGLE,
377 NULL,
378 INKSCAPE_ICON_ZOOM,
379 _("Zoom drawing if window size changes"),
380 dtw->tt);
381 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dtw->sticky_zoom), prefs->getBool("/options/stickyzoom/value"));
382 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->sticky_zoom, FALSE, FALSE, 0);
383 dtw->vadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
384 dtw->vscrollbar = gtk_vscrollbar_new (GTK_ADJUSTMENT (dtw->vadj));
385 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->vscrollbar, TRUE, TRUE, 0);
386 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->vscrollbar_box, 2, 3, 0, 2, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_FILL), 0, 0);
389 gchar const* tip = "";
390 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
391 if ( verb ) {
392 SPAction *act = verb->get_action( dtw->viewwidget.view );
393 if ( act && act->tip ) {
394 tip = act->tip;
395 }
396 }
397 dtw->cms_adjust = sp_button_new_from_data( Inkscape::ICON_SIZE_DECORATION,
398 SP_BUTTON_TYPE_TOGGLE,
399 NULL,
400 INKSCAPE_ICON_COLOR_MANAGEMENT,
401 tip,
402 dtw->tt );
403 #if ENABLE_LCMS
404 {
405 Glib::ustring current = prefs->getString("/options/displayprofile/uri");
406 bool enabled = current.length() > 0;
407 cms_adjust_set_sensitive( dtw, enabled );
408 if ( enabled ) {
409 bool active = prefs->getBool("/options/displayprofile/enable");
410 if ( active ) {
411 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
412 }
413 }
414 }
415 g_signal_connect_after( G_OBJECT(dtw->cms_adjust), "clicked", G_CALLBACK(cms_adjust_toggled), dtw );
416 #else
417 cms_adjust_set_sensitive(dtw, FALSE);
418 #endif // ENABLE_LCMS
419 gtk_table_attach( GTK_TABLE(canvas_tbl), dtw->cms_adjust, 2, 3, 2, 3, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
420 {
421 if (!watcher) {
422 watcher = new CMSPrefWatcher();
423 }
424 watcher->add(dtw);
425 }
427 /* Canvas */
428 dtw->canvas = SP_CANVAS (sp_canvas_new_aa ());
429 #if ENABLE_LCMS
430 dtw->canvas->enable_cms_display_adj = prefs->getBool("/options/displayprofile/enable");
431 #endif // ENABLE_LCMS
432 GTK_WIDGET_SET_FLAGS (GTK_WIDGET (dtw->canvas), GTK_CAN_FOCUS);
433 style = gtk_style_copy (GTK_WIDGET (dtw->canvas)->style);
434 style->bg[GTK_STATE_NORMAL] = style->white;
435 gtk_widget_set_style (GTK_WIDGET (dtw->canvas), style);
436 if ( prefs->getBool("/options/useextinput/value", true) )
437 gtk_widget_set_extension_events(GTK_WIDGET (dtw->canvas) , GDK_EXTENSION_EVENTS_ALL); //set extension events for tablets, unless disabled in preferences
438 g_signal_connect (G_OBJECT (dtw->canvas), "event", G_CALLBACK (sp_desktop_widget_event), dtw);
439 gtk_table_attach (GTK_TABLE (canvas_tbl), GTK_WIDGET(dtw->canvas), 1, 2, 1, 2, (GtkAttachOptions)(GTK_FILL | GTK_EXPAND), (GtkAttachOptions)(GTK_FILL | GTK_EXPAND), 0, 0);
441 /* Dock */
442 bool create_dock =
443 prefs->getIntLimited("/options/dialogtype/value", Inkscape::UI::Dialog::FLOATING, 0, 1) ==
444 Inkscape::UI::Dialog::DOCK;
446 if (create_dock) {
447 dtw->dock = new Inkscape::UI::Widget::Dock();
449 Gtk::HPaned *paned = new Gtk::HPaned();
450 paned->pack1(*Glib::wrap(canvas_tbl));
451 paned->pack2(dtw->dock->getWidget(), Gtk::FILL);
453 /* Prevent the paned from catching F6 and F8 by unsetting the default callbacks */
454 if (GtkPanedClass *paned_class = GTK_PANED_CLASS (G_OBJECT_GET_CLASS (paned->gobj()))) {
455 paned_class->cycle_child_focus = NULL;
456 paned_class->cycle_handle_focus = NULL;
457 }
459 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (paned->gobj()), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
460 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
462 } else {
463 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (canvas_tbl), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
464 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
465 }
467 dtw->selected_style = new Inkscape::UI::Widget::SelectedStyle(true);
468 GtkHBox *ss_ = dtw->selected_style->gobj();
469 gtk_box_pack_start (GTK_BOX (dtw->statusbar), GTK_WIDGET(ss_), FALSE, FALSE, 0);
470 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_vseparator_new(), FALSE, FALSE, 0);
472 // connect scrollbar signals
473 g_signal_connect (G_OBJECT (dtw->hadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
474 g_signal_connect (G_OBJECT (dtw->vadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
476 GtkWidget *statusbar_tail=gtk_statusbar_new();
477 gtk_statusbar_set_has_resize_grip(GTK_STATUSBAR(statusbar_tail), TRUE);
478 gtk_box_pack_end (GTK_BOX (dtw->statusbar), statusbar_tail, FALSE, FALSE, 0);
480 // zoom status spinbutton
481 dtw->zoom_status = gtk_spin_button_new_with_range (log(SP_DESKTOP_ZOOM_MIN)/log(2), log(SP_DESKTOP_ZOOM_MAX)/log(2), 0.1);
482 gtk_tooltips_set_tip (dtw->tt, dtw->zoom_status, _("Zoom"), NULL);
483 gtk_widget_set_size_request (dtw->zoom_status, STATUS_ZOOM_WIDTH, -1);
484 gtk_entry_set_width_chars (GTK_ENTRY (dtw->zoom_status), 6);
485 gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (dtw->zoom_status), FALSE);
486 gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (dtw->zoom_status), GTK_UPDATE_ALWAYS);
487 g_signal_connect (G_OBJECT (dtw->zoom_status), "input", G_CALLBACK (sp_dtw_zoom_input), dtw);
488 g_signal_connect (G_OBJECT (dtw->zoom_status), "output", G_CALLBACK (sp_dtw_zoom_output), dtw);
489 gtk_object_set_data (GTK_OBJECT (dtw->zoom_status), "dtw", dtw->canvas);
490 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "focus-in-event", GTK_SIGNAL_FUNC (spinbutton_focus_in), dtw->zoom_status);
491 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "key-press-event", GTK_SIGNAL_FUNC (spinbutton_keypress), dtw->zoom_status);
492 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "value_changed", G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
493 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "populate_popup", G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
495 // cursor coordinates
496 dtw->coord_status = gtk_table_new (5, 2, FALSE);
497 gtk_table_set_row_spacings(GTK_TABLE(dtw->coord_status), 0);
498 gtk_table_set_col_spacings(GTK_TABLE(dtw->coord_status), 2);
499 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_vseparator_new(), 0,1, 0,2, GTK_FILL, GTK_FILL, 0, 0);
500 eventbox = gtk_event_box_new ();
501 gtk_container_add (GTK_CONTAINER (eventbox), dtw->coord_status);
502 gtk_tooltips_set_tip (dtw->tt, eventbox, _("Cursor coordinates"), NULL);
503 GtkWidget *label_x = gtk_label_new("X:");
504 gtk_misc_set_alignment (GTK_MISC(label_x), 0.0, 0.5);
505 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_x, 1,2, 0,1, GTK_FILL, GTK_FILL, 0, 0);
506 GtkWidget *label_y = gtk_label_new("Y:");
507 gtk_misc_set_alignment (GTK_MISC(label_y), 0.0, 0.5);
508 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_y, 1,2, 1,2, GTK_FILL, GTK_FILL, 0, 0);
509 dtw->coord_status_x = gtk_label_new(NULL);
510 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_x), "<tt> 0.00 </tt>" );
511 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_x), 1.0, 0.5);
512 dtw->coord_status_y = gtk_label_new(NULL);
513 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_y), "<tt> 0.00 </tt>" );
514 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_y), 1.0, 0.5);
515 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_x, 2,3, 0,1, GTK_FILL, GTK_FILL, 0, 0);
516 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_y, 2,3, 1,2, GTK_FILL, GTK_FILL, 0, 0);
517 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_label_new("Z:"), 3,4, 0,2, GTK_FILL, GTK_FILL, 0, 0);
518 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->zoom_status, 4,5, 0,2, GTK_FILL, GTK_FILL, 0, 0);
519 sp_set_font_size_smaller (dtw->coord_status);
520 gtk_box_pack_end (GTK_BOX (statusbar_tail), eventbox, FALSE, FALSE, 1);
522 dtw->layer_selector = new Inkscape::Widgets::LayerSelector(NULL);
523 // FIXME: need to unreference on container destruction to avoid leak
524 dtw->layer_selector->reference();
525 //dtw->layer_selector->set_size_request(-1, SP_ICON_SIZE_BUTTON);
526 gtk_box_pack_start(GTK_BOX(dtw->statusbar), GTK_WIDGET(dtw->layer_selector->gobj()), FALSE, FALSE, 1);
528 dtw->_tracker = ege_color_prof_tracker_new(GTK_WIDGET(dtw->layer_selector->gobj()));
529 #if ENABLE_LCMS
530 {
531 Glib::ustring id = Inkscape::colorprofile_get_display_id( 0, 0 );
532 bool enabled = false;
533 if ( dtw->canvas->cms_key ) {
534 *(dtw->canvas->cms_key) = id;
535 enabled = !dtw->canvas->cms_key->empty();
536 }
537 cms_adjust_set_sensitive( dtw, enabled );
538 }
539 #endif // ENABLE_LCMS
540 g_signal_connect( G_OBJECT(dtw->_tracker), "changed", G_CALLBACK(sp_dtw_color_profile_event), dtw );
542 dtw->select_status_eventbox = gtk_event_box_new ();
543 dtw->select_status = gtk_label_new (NULL);
544 #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 6
545 gtk_label_set_ellipsize (GTK_LABEL(dtw->select_status), PANGO_ELLIPSIZE_END);
546 #endif
547 gtk_misc_set_alignment (GTK_MISC (dtw->select_status), 0.0, 0.5);
548 gtk_widget_set_size_request (dtw->select_status, 1, -1);
549 // display the initial welcome message in the statusbar
550 gtk_label_set_markup (GTK_LABEL (dtw->select_status), _("<b>Welcome to Inkscape!</b> Use shape or freehand tools to create objects; use selector (arrow) to move or transform them."));
551 // space label 2 pixels from left edge
552 gtk_container_add (GTK_CONTAINER (dtw->select_status_eventbox), dtw->select_status);
553 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_hbox_new(FALSE, 0), FALSE, FALSE, 2);
554 gtk_box_pack_start (GTK_BOX (dtw->statusbar), dtw->select_status_eventbox, TRUE, TRUE, 0);
556 gtk_widget_show_all (dtw->vbox);
557 }
559 /**
560 * Called before SPDesktopWidget destruction.
561 */
562 static void
563 sp_desktop_widget_destroy (GtkObject *object)
564 {
565 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (object);
567 if (dtw->desktop) {
568 if ( watcher ) {
569 watcher->remove(dtw);
570 }
571 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_input), dtw);
572 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_output), dtw);
573 gtk_signal_disconnect_by_data (GTK_OBJECT (dtw->zoom_status), dtw->zoom_status);
574 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
575 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
576 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->canvas), (gpointer) G_CALLBACK (sp_desktop_widget_event), dtw);
578 dtw->layer_selector->unreference();
579 inkscape_remove_desktop (dtw->desktop); // clears selection too
580 dtw->modified_connection.disconnect();
581 dtw->desktop->destroy();
582 Inkscape::GC::release (dtw->desktop);
583 dtw->desktop = NULL;
584 }
586 dtw->modified_connection.~connection();
588 if (GTK_OBJECT_CLASS (dtw_parent_class)->destroy) {
589 (* GTK_OBJECT_CLASS (dtw_parent_class)->destroy) (object);
590 }
591 }
594 /**
595 * Set the title in the desktop-window (if desktop has an own window).
596 *
597 * The title has form file name: desktop number - Inkscape.
598 * The desktop number is only shown if it's 2 or higher,
599 */
600 void
601 SPDesktopWidget::updateTitle(gchar const* uri)
602 {
603 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
605 if (window) {
606 gchar const *fname = ( TRUE
607 ? uri
608 : g_basename(uri) );
609 GString *name = g_string_new ("");
610 if (this->desktop->number > 1) {
611 if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
612 g_string_printf (name, _("%s: %d (outline) - Inkscape"), fname, this->desktop->number);
613 } else {
614 g_string_printf (name, _("%s: %d - Inkscape"), fname, this->desktop->number);
615 }
616 } else {
617 if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
618 g_string_printf (name, _("%s (outline) - Inkscape"), fname);
619 } else {
620 g_string_printf (name, _("%s - Inkscape"), fname);
621 }
622 }
623 window->set_title (name->str);
624 g_string_free (name, TRUE);
625 }
626 }
628 Inkscape::UI::Widget::Dock*
629 SPDesktopWidget::getDock()
630 {
631 return dock;
632 }
634 /**
635 * Callback to allocate space for desktop widget.
636 */
637 static void
638 sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
639 {
640 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
642 if ((allocation->x == widget->allocation.x) &&
643 (allocation->y == widget->allocation.y) &&
644 (allocation->width == widget->allocation.width) &&
645 (allocation->height == widget->allocation.height)) {
646 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate)
647 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
648 return;
649 }
651 if (GTK_WIDGET_REALIZED (widget)) {
652 Geom::Rect const area = dtw->desktop->get_display_area();
653 double zoom = dtw->desktop->current_zoom();
655 if (GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate) {
656 GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate (widget, allocation);
657 }
659 if (SP_BUTTON_IS_DOWN(dtw->sticky_zoom)) {
660 /* Calculate zoom per pixel */
661 double const zpsp = zoom / hypot (area.dimensions()[Geom::X], area.dimensions()[Geom::Y]);
662 /* Find new visible area */
663 Geom::Rect newarea = dtw->desktop->get_display_area();
664 /* Calculate adjusted zoom */
665 zoom = zpsp * hypot(newarea.dimensions()[Geom::X], newarea.dimensions()[Geom::Y]);
666 dtw->desktop->zoom_absolute(newarea.midpoint()[Geom::X], newarea.midpoint()[Geom::Y], zoom);
667 } else {
668 dtw->desktop->zoom_absolute(area.midpoint()[Geom::X], area.midpoint()[Geom::Y], zoom);
669 }
671 } else {
672 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate) {
673 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
674 }
675 // this->size_allocate (widget, allocation);
676 }
677 }
679 /**
680 * Callback to realize desktop widget.
681 */
682 static void
683 sp_desktop_widget_realize (GtkWidget *widget)
684 {
686 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
688 if (GTK_WIDGET_CLASS (dtw_parent_class)->realize)
689 (* GTK_WIDGET_CLASS (dtw_parent_class)->realize) (widget);
691 NRRect d;
692 d.x0 = 0.0;
693 d.y0 = 0.0;
694 d.x1 = sp_document_width (dtw->desktop->doc());
695 d.y1 = sp_document_height (dtw->desktop->doc());
697 if ((fabs (d.x1 - d.x0) < 1.0) || (fabs (d.y1 - d.y0) < 1.0)) return;
699 dtw->desktop->set_display_area (d.x0, d.y0, d.x1, d.y1, 10);
701 sp_desktop_widget_update_namedview(dtw);
702 }
704 /* This is just to provide access to common functionality from sp_desktop_widget_realize() above
705 as well as from SPDesktop::change_document() */
706 void
707 sp_desktop_widget_update_namedview (SPDesktopWidget *dtw) {
708 g_return_if_fail(dtw);
710 /* Listen on namedview modification */
711 // originally (prior to the sigc++ conversion) the signal was simply
712 // connected twice rather than disconnecting the first connection
713 dtw->modified_connection.disconnect();
714 dtw->modified_connection = dtw->desktop->namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
715 sp_desktop_widget_namedview_modified (dtw->desktop->namedview, SP_OBJECT_MODIFIED_FLAG, dtw);
717 dtw->updateTitle(SP_DOCUMENT_NAME (dtw->desktop->doc()));
718 }
720 /**
721 * Callback to handle desktop widget event.
722 */
723 static gint
724 sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw)
725 {
726 if (event->type == GDK_BUTTON_PRESS) {
727 // defocus any spinbuttons
728 gtk_widget_grab_focus (GTK_WIDGET(dtw->canvas));
729 }
731 if ((event->type == GDK_BUTTON_PRESS) && (event->button.button == 3)) {
732 if (event->button.state & GDK_SHIFT_MASK) {
733 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), TRUE);
734 } else {
735 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), FALSE);
736 }
737 }
739 if (GTK_WIDGET_CLASS (dtw_parent_class)->event) {
740 return (* GTK_WIDGET_CLASS (dtw_parent_class)->event) (widget, event);
741 } else {
742 // The keypress events need to be passed to desktop handler explicitly,
743 // because otherwise the event contexts only receive keypresses when the mouse cursor
744 // is over the canvas. This redirection is only done for keypresses and only if there's no
745 // current item on the canvas, because item events and all mouse events are caught
746 // and passed on by the canvas acetate (I think). --bb
747 if (event->type == GDK_KEY_PRESS && !dtw->canvas->current_item) {
748 return sp_desktop_root_handler (NULL, event, dtw->desktop);
749 }
750 }
752 return FALSE;
753 }
755 void sp_dtw_color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktopWidget *dtw)
756 {
757 #if ENABLE_LCMS
758 // Handle profile changes
759 GdkScreen* screen = gtk_widget_get_screen(GTK_WIDGET(dtw));
760 gint screenNum = gdk_screen_get_number(screen);
761 gint monitor = gdk_screen_get_monitor_at_window(screen, gtk_widget_get_toplevel(GTK_WIDGET(dtw))->window);
762 Glib::ustring id = Inkscape::colorprofile_get_display_id( screenNum, monitor );
763 bool enabled = false;
764 if ( dtw->canvas->cms_key ) {
765 *(dtw->canvas->cms_key) = id;
766 dtw->requestCanvasUpdate();
767 enabled = !dtw->canvas->cms_key->empty();
768 }
769 cms_adjust_set_sensitive( dtw, enabled );
770 #endif // ENABLE_LCMS
771 }
773 void cms_adjust_toggled( GtkWidget */*button*/, gpointer data )
774 {
775 #if ENABLE_LCMS
776 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET(data);
778 bool down = SP_BUTTON_IS_DOWN(dtw->cms_adjust);
779 if ( down != dtw->canvas->enable_cms_display_adj ) {
780 dtw->canvas->enable_cms_display_adj = down;
781 dtw->requestCanvasUpdate();
782 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
783 prefs->setBool("/options/displayprofile/enable", down);
784 }
785 #endif // ENABLE_LCMS
786 }
788 void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled )
789 {
790 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
791 if ( verb ) {
792 SPAction *act = verb->get_action( dtw->viewwidget.view );
793 if ( act ) {
794 sp_action_set_sensitive( act, enabled );
795 }
796 }
797 gtk_widget_set_sensitive( dtw->cms_adjust, enabled );
798 }
800 void
801 sp_dtw_desktop_activate (SPDesktopWidget */*dtw*/)
802 {
803 /* update active desktop indicator */
804 }
806 void
807 sp_dtw_desktop_deactivate (SPDesktopWidget */*dtw*/)
808 {
809 /* update inactive desktop indicator */
810 }
812 /**
813 * Shuts down the desktop object for the view being closed. It checks
814 * to see if the document has been edited, and if so prompts the user
815 * to save, discard, or cancel. Returns TRUE if the shutdown operation
816 * is cancelled or if the save is cancelled or fails, FALSE otherwise.
817 */
818 bool
819 SPDesktopWidget::shutdown()
820 {
821 g_assert(desktop != NULL);
823 if (inkscape_is_sole_desktop_for_document(*desktop)) {
824 SPDocument *doc = desktop->doc();
825 if (doc->isModifiedSinceSave()) {
826 GtkWidget *dialog;
828 /** \todo
829 * FIXME !!! obviously this will have problems if the document
830 * name contains markup characters
831 */
832 dialog = gtk_message_dialog_new_with_markup(
833 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
834 GTK_DIALOG_DESTROY_WITH_PARENT,
835 GTK_MESSAGE_WARNING,
836 GTK_BUTTONS_NONE,
837 _("<span weight=\"bold\" size=\"larger\">Save changes to document \"%s\" before closing?</span>\n\n"
838 "If you close without saving, your changes will be discarded."),
839 SP_DOCUMENT_NAME(doc));
840 // fix for bug 1767940:
841 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
843 GtkWidget *close_button;
844 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
845 gtk_widget_show(close_button);
846 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
848 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
849 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
850 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
852 gint response;
853 response = gtk_dialog_run(GTK_DIALOG(dialog));
854 gtk_widget_destroy(dialog);
856 switch (response) {
857 case GTK_RESPONSE_YES:
858 {
859 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
861 sp_document_ref(doc);
862 if (sp_file_save_document(*window, doc)) {
863 sp_document_unref(doc);
864 } else { // save dialog cancelled or save failed
865 sp_document_unref(doc);
866 return TRUE;
867 }
869 break;
870 }
871 case GTK_RESPONSE_NO:
872 break;
873 default: // cancel pressed, or dialog was closed
874 return TRUE;
875 break;
876 }
877 }
878 /* Code to check data loss */
879 bool allow_data_loss = FALSE;
880 while (sp_document_repr_root(doc)->attribute("inkscape:dataloss") != NULL && allow_data_loss == FALSE) {
881 GtkWidget *dialog;
883 /** \todo
884 * FIXME !!! obviously this will have problems if the document
885 * name contains markup characters
886 */
887 dialog = gtk_message_dialog_new_with_markup(
888 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
889 GTK_DIALOG_DESTROY_WITH_PARENT,
890 GTK_MESSAGE_WARNING,
891 GTK_BUTTONS_NONE,
892 _("<span weight=\"bold\" size=\"larger\">The file \"%s\" was saved with a format (%s) that may cause data loss!</span>\n\n"
893 "Do you want to save this file as an Inkscape SVG?"),
894 SP_DOCUMENT_NAME(doc),
895 Inkscape::Extension::db.get(sp_document_repr_root(doc)->attribute("inkscape:output_extension"))->get_name());
896 // fix for bug 1767940:
897 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
899 GtkWidget *close_button;
900 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
901 gtk_widget_show(close_button);
902 GtkWidget *save_button;
903 save_button = gtk_button_new_with_mnemonic(_("_Save as SVG"));
904 gtk_widget_show(save_button);
905 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
907 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
908 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), save_button, GTK_RESPONSE_YES);
909 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
911 gint response;
912 response = gtk_dialog_run(GTK_DIALOG(dialog));
913 gtk_widget_destroy(dialog);
915 switch (response) {
916 case GTK_RESPONSE_YES:
917 {
918 sp_document_ref(doc);
920 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
922 if (sp_file_save_dialog(*window, doc)) {
923 sp_document_unref(doc);
924 } else { // save dialog cancelled or save failed
925 sp_document_unref(doc);
926 return TRUE;
927 }
929 break;
930 }
931 case GTK_RESPONSE_NO:
932 allow_data_loss = TRUE;
933 break;
934 default: // cancel pressed, or dialog was closed
935 return TRUE;
936 break;
937 }
938 }
939 }
941 /* Save window geometry to prefs for use as a default.
942 * Use depends on setting of "options.savewindowgeometry".
943 * But we save the info here regardless of the setting.
944 */
945 {
946 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
947 bool maxed = desktop->is_maximized();
948 bool full = desktop->is_fullscreen();
949 prefs->setBool("/desktop/geometry/fullscreen", full);
950 prefs->setBool("/desktop/geometry/maximized", maxed);
951 gint w, h, x, y;
952 desktop->getWindowGeometry(x, y, w, h);
953 // Don't save geom for maximized windows. It
954 // just tells you the current maximized size, which is not
955 // as useful as whatever value it had previously.
956 if (!maxed && !full) {
957 prefs->setInt("/desktop/geometry/width", w);
958 prefs->setInt("/desktop/geometry/height", h);
959 prefs->setInt("/desktop/geometry/x", x);
960 prefs->setInt("/desktop/geometry/y", y);
961 }
962 }
964 return FALSE;
965 }
967 /**
968 * \pre this->desktop->main != 0
969 */
970 void
971 SPDesktopWidget::requestCanvasUpdate() {
972 gtk_widget_queue_draw (GTK_WIDGET (SP_CANVAS_ITEM (this->desktop->main)->canvas));
973 }
975 void
976 SPDesktopWidget::requestCanvasUpdateAndWait() {
977 requestCanvasUpdate();
979 while (gtk_events_pending())
980 gtk_main_iteration_do(FALSE);
982 }
984 void
985 SPDesktopWidget::enableInteraction()
986 {
987 g_return_if_fail(_interaction_disabled_counter > 0);
989 _interaction_disabled_counter--;
991 if (_interaction_disabled_counter == 0) {
992 gtk_widget_set_sensitive(GTK_WIDGET(this), TRUE);
993 }
994 }
996 void
997 SPDesktopWidget::disableInteraction()
998 {
999 if (_interaction_disabled_counter == 0) {
1000 gtk_widget_set_sensitive(GTK_WIDGET(this), FALSE);
1001 }
1003 _interaction_disabled_counter++;
1004 }
1006 void
1007 SPDesktopWidget::setCoordinateStatus(Geom::Point p)
1008 {
1009 gchar *cstr;
1010 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[Geom::X]);
1011 gtk_label_set_markup( GTK_LABEL(this->coord_status_x), cstr );
1012 g_free(cstr);
1014 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[Geom::Y]);
1015 gtk_label_set_markup( GTK_LABEL(this->coord_status_y), cstr );
1016 g_free(cstr);
1017 }
1019 void
1020 SPDesktopWidget::letZoomGrabFocus()
1021 {
1022 if (zoom_status)
1023 gtk_widget_grab_focus (zoom_status);
1024 }
1026 void
1027 SPDesktopWidget::getWindowGeometry (gint &x, gint &y, gint &w, gint &h)
1028 {
1029 gboolean vis = GTK_WIDGET_VISIBLE (this);
1030 (void)vis; // TODO figure out why it is here but not used.
1032 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1034 if (window)
1035 {
1036 window->get_size (w, h);
1037 window->get_position (x, y);
1038 }
1039 }
1041 void
1042 SPDesktopWidget::setWindowPosition (Geom::Point p)
1043 {
1044 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1046 if (window)
1047 {
1048 window->move (gint(round(p[Geom::X])), gint(round(p[Geom::Y])));
1049 }
1050 }
1052 void
1053 SPDesktopWidget::setWindowSize (gint w, gint h)
1054 {
1055 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1057 if (window)
1058 {
1059 window->set_default_size (w, h);
1060 window->reshow_with_initial_size ();
1061 }
1062 }
1064 /**
1065 * \note transientizing does not work on windows; when you minimize a document
1066 * and then open it back, only its transient emerges and you cannot access
1067 * the document window. The document window must be restored by rightclicking
1068 * the taskbar button and pressing "Restore"
1069 */
1070 void
1071 SPDesktopWidget::setWindowTransient (void *p, int transient_policy)
1072 {
1073 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1074 if (window)
1075 {
1076 GtkWindow *w = (GtkWindow *) window->gobj();
1077 gtk_window_set_transient_for (GTK_WINDOW(p), w);
1079 /*
1080 * This enables "aggressive" transientization,
1081 * i.e. dialogs always emerging on top when you switch documents. Note
1082 * however that this breaks "click to raise" policy of a window
1083 * manager because the switched-to document will be raised at once
1084 * (so that its transients also could raise)
1085 */
1086 if (transient_policy == 2)
1087 // without this, a transient window not always emerges on top
1088 gtk_window_present (w);
1089 }
1090 }
1092 void
1093 SPDesktopWidget::presentWindow()
1094 {
1095 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1096 if (w)
1097 gtk_window_present (w);
1098 }
1100 bool
1101 SPDesktopWidget::warnDialog (gchar* text)
1102 {
1103 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1104 if (w)
1105 {
1106 GtkWidget *dialog = gtk_message_dialog_new(
1107 w,
1108 GTK_DIALOG_DESTROY_WITH_PARENT,
1109 GTK_MESSAGE_WARNING,
1110 GTK_BUTTONS_YES_NO,
1111 "%s", text);
1112 gint response = gtk_dialog_run(GTK_DIALOG(dialog));
1113 gtk_widget_destroy(dialog);
1114 if (response == GTK_RESPONSE_YES)
1115 return true;
1116 }
1117 return false;
1118 }
1120 void
1121 sp_desktop_widget_iconify(SPDesktopWidget *dtw)
1122 {
1123 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1124 if (GTK_IS_WINDOW(topw)) {
1125 if (dtw->desktop->is_iconified()) {
1126 gtk_window_deiconify(topw);
1127 } else {
1128 gtk_window_iconify(topw);
1129 }
1130 }
1131 }
1133 void
1134 sp_desktop_widget_maximize(SPDesktopWidget *dtw)
1135 {
1136 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1137 if (GTK_IS_WINDOW(topw)) {
1138 if (dtw->desktop->is_maximized()) {
1139 gtk_window_unmaximize(topw);
1140 } else {
1141 // Save geometry to prefs before maximizing so that
1142 // something useful is stored there, because GTK doesn't maintain
1143 // a separate non-maximized size.
1144 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_fullscreen())
1145 {
1146 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1147 gint w, h, x, y;
1148 dtw->getWindowGeometry(x, y, w, h);
1149 prefs->setInt("/desktop/geometry/width", w);
1150 prefs->setInt("/desktop/geometry/height", h);
1151 prefs->setInt("/desktop/geometry/x", x);
1152 prefs->setInt("/desktop/geometry/y", y);
1153 }
1154 gtk_window_maximize(topw);
1155 }
1156 }
1157 }
1159 void
1160 sp_desktop_widget_fullscreen(SPDesktopWidget *dtw)
1161 {
1162 #ifdef HAVE_GTK_WINDOW_FULLSCREEN
1163 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1164 if (GTK_IS_WINDOW(topw)) {
1165 if (dtw->desktop->is_fullscreen()) {
1166 gtk_window_unfullscreen(topw);
1167 // widget layout is triggered by the resulting window_state_event
1168 } else {
1169 // Save geometry to prefs before maximizing so that
1170 // something useful is stored there, because GTK doesn't maintain
1171 // a separate non-maximized size.
1172 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_maximized())
1173 {
1174 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1175 gint w, h, x, y;
1176 dtw->getWindowGeometry(x, y, w, h);
1177 prefs->setInt("/desktop/geometry/width", w);
1178 prefs->setInt("/desktop/geometry/height", h);
1179 prefs->setInt("/desktop/geometry/x", x);
1180 prefs->setInt("/desktop/geometry/y", y);
1181 }
1182 gtk_window_fullscreen(topw);
1183 // widget layout is triggered by the resulting window_state_event
1184 }
1185 }
1186 #endif /* HAVE_GTK_WINDOW_FULLSCREEN */
1187 }
1189 /**
1190 * Hide whatever the user does not want to see in the window
1191 */
1192 void
1193 sp_desktop_widget_layout (SPDesktopWidget *dtw)
1194 {
1195 Glib::ustring pref_root;
1196 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1198 if (dtw->desktop->is_focusMode()) {
1199 pref_root = "/focus/";
1200 } else if (dtw->desktop->is_fullscreen()) {
1201 pref_root = "/fullscreen/";
1202 } else {
1203 pref_root = "/window/";
1204 }
1206 #ifndef GDK_WINDOWING_QUARTZ
1207 if (!prefs->getBool(pref_root + "menu/state", true)) {
1208 gtk_widget_hide_all (dtw->menubar);
1209 } else {
1210 gtk_widget_show_all (dtw->menubar);
1211 }
1212 #endif
1214 if (!prefs->getBool(pref_root + "commands/state", true)) {
1215 gtk_widget_hide_all (dtw->commands_toolbox);
1216 } else {
1217 gtk_widget_show_all (dtw->commands_toolbox);
1218 }
1220 if (!prefs->getBool(pref_root + "snaptoolbox/state", true)) {
1221 gtk_widget_hide_all (dtw->snap_toolbox);
1222 } else {
1223 gtk_widget_show_all (dtw->snap_toolbox);
1224 }
1226 if (!prefs->getBool(pref_root + "toppanel/state", true)) {
1227 gtk_widget_hide_all (dtw->aux_toolbox);
1228 } else {
1229 // we cannot just show_all because that will show all tools' panels;
1230 // this is a function from toolbox.cpp that shows only the current tool's panel
1231 show_aux_toolbox (dtw->aux_toolbox);
1232 }
1234 if (!prefs->getBool(pref_root + "toolbox/state", true)) {
1235 gtk_widget_hide_all (dtw->tool_toolbox);
1236 } else {
1237 gtk_widget_show_all (dtw->tool_toolbox);
1238 }
1240 if (!prefs->getBool(pref_root + "statusbar/state", true)) {
1241 gtk_widget_hide_all (dtw->statusbar);
1242 } else {
1243 gtk_widget_show_all (dtw->statusbar);
1244 }
1246 if (!prefs->getBool(pref_root + "panels/state", true)) {
1247 gtk_widget_hide_all( dtw->panels );
1248 } else {
1249 gtk_widget_show_all( dtw->panels );
1250 }
1252 if (!prefs->getBool(pref_root + "scrollbars/state", true)) {
1253 gtk_widget_hide_all (dtw->hscrollbar);
1254 gtk_widget_hide_all (dtw->vscrollbar_box);
1255 gtk_widget_hide_all( dtw->cms_adjust );
1256 } else {
1257 gtk_widget_show_all (dtw->hscrollbar);
1258 gtk_widget_show_all (dtw->vscrollbar_box);
1259 gtk_widget_show_all( dtw->cms_adjust );
1260 }
1262 if (!prefs->getBool(pref_root + "rulers/state", true)) {
1263 gtk_widget_hide_all (dtw->hruler);
1264 gtk_widget_hide_all (dtw->vruler);
1265 } else {
1266 gtk_widget_show_all (dtw->hruler);
1267 gtk_widget_show_all (dtw->vruler);
1268 }
1269 }
1271 void
1272 SPDesktopWidget::setToolboxFocusTo (const gchar* label)
1273 {
1274 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) label);
1275 if (hb && GTK_IS_WIDGET(hb))
1276 {
1277 gtk_widget_grab_focus(GTK_WIDGET(hb));
1278 }
1279 }
1281 void
1282 SPDesktopWidget::setToolboxAdjustmentValue (gchar const *id, double value)
1283 {
1284 gpointer hb = sp_search_by_data_recursive (aux_toolbox, (gpointer) id);
1285 if (hb && GTK_IS_WIDGET(hb) && GTK_IS_SPIN_BUTTON(hb)) {
1286 GtkAdjustment *a = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON(hb));
1287 gtk_adjustment_set_value (a, value);
1288 }
1289 }
1291 void
1292 SPDesktopWidget::setToolboxSelectOneValue (gchar const *id, int value)
1293 {
1294 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1295 if (hb) {
1296 ege_select_one_action_set_active((EgeSelectOneAction*) hb, value);
1297 }
1298 }
1301 bool
1302 SPDesktopWidget::isToolboxButtonActive (const gchar* id)
1303 {
1304 bool isActive = false;
1305 gpointer thing = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1306 if ( !thing ) {
1307 //g_message( "Unable to locate item for {%s}", id );
1308 } else if ( GTK_IS_TOGGLE_BUTTON(thing) ) {
1309 GtkToggleButton *b = GTK_TOGGLE_BUTTON(thing);
1310 isActive = gtk_toggle_button_get_active( b ) != 0;
1311 } else if ( GTK_IS_TOGGLE_ACTION(thing) ) {
1312 GtkToggleAction* act = GTK_TOGGLE_ACTION(thing);
1313 isActive = gtk_toggle_action_get_active( act ) != 0;
1314 } else {
1315 //g_message( "Item for {%s} is of an unsupported type", id );
1316 }
1318 return isActive;
1319 }
1321 SPViewWidget *
1322 sp_desktop_widget_new (SPNamedView *namedview)
1323 {
1324 SPDesktopWidget *dtw = (SPDesktopWidget*)g_object_new(SP_TYPE_DESKTOP_WIDGET, NULL);
1326 dtw->dt2r = 1.0 / namedview->doc_units->unittobase;
1328 dtw->ruler_origin = Geom::Point(0,0); //namedview->gridorigin; Why was the grid origin used here?
1330 dtw->desktop = new SPDesktop();
1331 dtw->stub = new SPDesktopWidget::WidgetStub (dtw);
1332 dtw->desktop->registerEditWidget (dtw->stub);
1333 dtw->desktop->init (namedview, dtw->canvas);
1334 inkscape_add_desktop (dtw->desktop);
1336 // Add the shape geometry to libavoid for autorouting connectors.
1337 // This needs desktop set for its spacing preferences.
1338 init_avoided_shape_geometry(dtw->desktop);
1340 dtw->selected_style->setDesktop(dtw->desktop);
1342 /* Once desktop is set, we can update rulers */
1343 sp_desktop_widget_update_rulers (dtw);
1345 sp_view_widget_set_view (SP_VIEW_WIDGET (dtw), dtw->desktop);
1347 /* Listen on namedview modification */
1348 dtw->modified_connection = namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
1350 dtw->layer_selector->setDesktop(dtw->desktop);
1352 dtw->menubar = sp_ui_main_menubar (dtw->desktop);
1353 #ifndef GDK_WINDOWING_QUARTZ
1354 gtk_widget_show_all (dtw->menubar);
1355 gtk_box_pack_start (GTK_BOX (dtw->vbox), dtw->menubar, FALSE, FALSE, 0);
1356 #endif
1358 sp_desktop_widget_layout (dtw);
1360 sp_tool_toolbox_set_desktop (dtw->tool_toolbox, dtw->desktop);
1361 sp_aux_toolbox_set_desktop (dtw->aux_toolbox, dtw->desktop);
1362 sp_commands_toolbox_set_desktop (dtw->commands_toolbox, dtw->desktop);
1363 sp_snap_toolbox_set_desktop (dtw->snap_toolbox, dtw->desktop);
1365 return SP_VIEW_WIDGET (dtw);
1366 }
1368 void
1369 SPDesktopWidget::viewSetPosition (Geom::Point p)
1370 {
1371 Geom::Point const origin = ( p - ruler_origin );
1373 /// \todo fixme:
1374 GTK_RULER(hruler)->position = origin[Geom::X];
1375 gtk_ruler_draw_pos (GTK_RULER (hruler));
1376 GTK_RULER(vruler)->position = origin[Geom::Y];
1377 gtk_ruler_draw_pos (GTK_RULER (vruler));
1378 }
1380 void
1381 sp_desktop_widget_update_rulers (SPDesktopWidget *dtw)
1382 {
1383 sp_desktop_widget_update_hruler(dtw);
1384 sp_desktop_widget_update_vruler(dtw);
1385 }
1387 void
1388 sp_desktop_widget_update_hruler (SPDesktopWidget *dtw)
1389 {
1390 /* The viewbox (in integers) must exactly match the size of SPCanvasbuf's pixel buffer.
1391 * This is important because the former is being used for drawing the ruler, whereas
1392 * the latter is used for drawing e.g. the grids and guides. Only when the viewbox
1393 * coincides with the pixel buffer, everything will line up nicely.
1394 */
1395 NR::IRect viewbox = dtw->canvas->getViewboxIntegers();
1397 double const scale = dtw->desktop->current_zoom();
1398 double s = viewbox.min()[Geom::X] / scale - dtw->ruler_origin[Geom::X];
1399 double e = viewbox.max()[Geom::X] / scale - dtw->ruler_origin[Geom::X];
1400 gtk_ruler_set_range(GTK_RULER(dtw->hruler), s, e, GTK_RULER(dtw->hruler)->position, (e - s));
1401 }
1403 void
1404 sp_desktop_widget_update_vruler (SPDesktopWidget *dtw)
1405 {
1406 /* The viewbox (in integers) must exactly match the size of SPCanvasbuf's pixel buffer.
1407 * This is important because the former is being used for drawing the ruler, whereas
1408 * the latter is used for drawing e.g. the grids and guides. Only when the viewbox
1409 * coincides with the pixel buffer, everything will line up nicely.
1410 */
1411 NR::IRect viewbox = dtw->canvas->getViewboxIntegers();
1413 double const scale = dtw->desktop->current_zoom();
1414 double s = viewbox.min()[Geom::Y] / -scale - dtw->ruler_origin[Geom::Y];
1415 double e = viewbox.max()[Geom::Y] / -scale - dtw->ruler_origin[Geom::Y];
1416 gtk_ruler_set_range(GTK_RULER(dtw->vruler), s, e, GTK_RULER(dtw->vruler)->position, (e - s));
1417 }
1420 static void
1421 sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw)
1422 {
1423 SPNamedView *nv=SP_NAMEDVIEW(obj);
1424 if (flags & SP_OBJECT_MODIFIED_FLAG) {
1425 dtw->dt2r = 1.0 / nv->doc_units->unittobase;
1426 dtw->ruler_origin = Geom::Point(0,0); //nv->gridorigin; Why was the grid origin used here?
1428 sp_ruler_set_metric (GTK_RULER (dtw->vruler), nv->getDefaultMetric());
1429 sp_ruler_set_metric (GTK_RULER (dtw->hruler), nv->getDefaultMetric());
1431 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1432 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1434 sp_desktop_widget_update_rulers (dtw);
1435 update_snap_toolbox(dtw->desktop, NULL, dtw->snap_toolbox);
1436 }
1437 }
1439 static void
1440 sp_desktop_widget_adjustment_value_changed (GtkAdjustment */*adj*/, SPDesktopWidget *dtw)
1441 {
1442 if (dtw->update)
1443 return;
1445 dtw->update = 1;
1447 sp_canvas_scroll_to (dtw->canvas, dtw->hadj->value, dtw->vadj->value, FALSE);
1448 sp_desktop_widget_update_rulers (dtw);
1450 /* update perspective lines if we are in the 3D box tool (so that infinite ones are shown correctly) */
1451 sp_box3d_context_update_lines(dtw->desktop->event_context);
1453 dtw->update = 0;
1454 }
1456 /* we make the desktop window with focus active, signal is connected in interface.c */
1457 bool SPDesktopWidget::onFocusInEvent(GdkEventFocus*)
1458 {
1459 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1460 if (prefs->getBool("/options/bitmapautoreload/value", true)) {
1461 GSList const *imageList = sp_document_get_resource_list(desktop->doc(), "image");
1462 for (GSList const *p = imageList; p; p = p->next) {
1463 SPImage* image = SP_IMAGE(p->data);
1464 sp_image_refresh_if_outdated( image );
1465 }
1466 }
1468 inkscape_activate_desktop (desktop);
1470 return false;
1471 }
1473 static gdouble
1474 sp_dtw_zoom_value_to_display (gdouble value)
1475 {
1476 return floor (10 * (pow (2, value) * 100.0 + 0.05)) / 10;
1477 }
1479 static gdouble
1480 sp_dtw_zoom_display_to_value (gdouble value)
1481 {
1482 return log (value / 100.0) / log (2);
1483 }
1485 static gint
1486 sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer /*data*/)
1487 {
1488 gdouble new_scrolled = gtk_spin_button_get_value (spin);
1489 const gchar *b = gtk_entry_get_text (GTK_ENTRY (spin));
1490 gdouble new_typed = atof (b);
1492 if (sp_dtw_zoom_value_to_display (new_scrolled) == new_typed) { // the new value is set by scrolling
1493 *new_val = new_scrolled;
1494 } else { // the new value is typed in
1495 *new_val = sp_dtw_zoom_display_to_value (new_typed);
1496 }
1498 return TRUE;
1499 }
1501 static bool
1502 sp_dtw_zoom_output (GtkSpinButton *spin, gpointer /*data*/)
1503 {
1504 gchar b[64];
1505 double val = sp_dtw_zoom_value_to_display (gtk_spin_button_get_value (spin));
1506 if (val < 10) {
1507 g_snprintf (b, 64, "%4.1f%%", val);
1508 } else {
1509 g_snprintf (b, 64, "%4.0f%%", val);
1510 }
1511 gtk_entry_set_text (GTK_ENTRY (spin), b);
1512 return TRUE;
1513 }
1515 static void
1516 sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data)
1517 {
1518 double const zoom_factor = pow (2, gtk_spin_button_get_value (spin));
1520 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (data);
1521 SPDesktop *desktop = dtw->desktop;
1523 Geom::Rect const d = desktop->get_display_area();
1524 g_signal_handler_block (spin, dtw->zoom_update);
1525 desktop->zoom_absolute (d.midpoint()[Geom::X], d.midpoint()[Geom::Y], zoom_factor);
1526 g_signal_handler_unblock (spin, dtw->zoom_update);
1528 spinbutton_defocus (GTK_OBJECT (spin));
1529 }
1531 static void
1532 sp_dtw_zoom_populate_popup (GtkEntry */*entry*/, GtkMenu *menu, gpointer data)
1533 {
1534 GList *children, *iter;
1535 GtkWidget *item;
1536 SPDesktop *dt = SP_DESKTOP_WIDGET (data)->desktop;
1538 children = gtk_container_get_children (GTK_CONTAINER (menu));
1539 for ( iter = children ; iter ; iter = g_list_next (iter)) {
1540 gtk_container_remove (GTK_CONTAINER (menu), GTK_WIDGET (iter->data));
1541 }
1542 g_list_free (children);
1544 item = gtk_menu_item_new_with_label ("200%");
1545 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_200), dt);
1546 gtk_widget_show (item);
1547 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1548 item = gtk_menu_item_new_with_label ("100%");
1549 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_100), dt);
1550 gtk_widget_show (item);
1551 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1552 item = gtk_menu_item_new_with_label ("50%");
1553 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_50), dt);
1554 gtk_widget_show (item);
1555 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1557 item = gtk_separator_menu_item_new ();
1558 gtk_widget_show (item);
1559 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1561 item = gtk_menu_item_new_with_label (_("Page"));
1562 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_page), dt);
1563 gtk_widget_show (item);
1564 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1565 item = gtk_menu_item_new_with_label (_("Drawing"));
1566 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_drawing), dt);
1567 gtk_widget_show (item);
1568 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1569 item = gtk_menu_item_new_with_label (_("Selection"));
1570 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_selection), dt);
1571 gtk_widget_show (item);
1572 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1573 }
1575 static void
1576 sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor)
1577 {
1578 Geom::Rect const d = dt->get_display_area();
1579 dt->zoom_absolute(d.midpoint()[Geom::X], d.midpoint()[Geom::Y], factor);
1580 }
1582 static void
1583 sp_dtw_zoom_50 (GtkMenuItem */*item*/, gpointer data)
1584 {
1585 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 0.5);
1586 }
1588 static void
1589 sp_dtw_zoom_100 (GtkMenuItem */*item*/, gpointer data)
1590 {
1591 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 1.0);
1592 }
1594 static void
1595 sp_dtw_zoom_200 (GtkMenuItem */*item*/, gpointer data)
1596 {
1597 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 2.0);
1598 }
1600 static void
1601 sp_dtw_zoom_page (GtkMenuItem */*item*/, gpointer data)
1602 {
1603 static_cast<SPDesktop*>(data)->zoom_page();
1604 }
1606 static void
1607 sp_dtw_zoom_drawing (GtkMenuItem */*item*/, gpointer data)
1608 {
1609 static_cast<SPDesktop*>(data)->zoom_drawing();
1610 }
1612 static void
1613 sp_dtw_zoom_selection (GtkMenuItem */*item*/, gpointer data)
1614 {
1615 static_cast<SPDesktop*>(data)->zoom_selection();
1616 }
1620 void
1621 sp_desktop_widget_update_zoom (SPDesktopWidget *dtw)
1622 {
1623 g_signal_handlers_block_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1624 gtk_spin_button_set_value (GTK_SPIN_BUTTON (dtw->zoom_status), log(dtw->desktop->current_zoom()) / log(2));
1625 gtk_widget_queue_draw(GTK_WIDGET(dtw->zoom_status));
1626 if (GTK_WIDGET(dtw->zoom_status)->window)
1627 gdk_window_process_updates(GTK_WIDGET(dtw->zoom_status)->window, TRUE);
1628 g_signal_handlers_unblock_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1629 }
1631 void
1632 sp_desktop_widget_toggle_rulers (SPDesktopWidget *dtw)
1633 {
1634 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1635 if (GTK_WIDGET_VISIBLE (dtw->hruler)) {
1636 gtk_widget_hide_all (dtw->hruler);
1637 gtk_widget_hide_all (dtw->vruler);
1638 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/rulers/state" : "/window/rulers/state", false);
1639 } else {
1640 gtk_widget_show_all (dtw->hruler);
1641 gtk_widget_show_all (dtw->vruler);
1642 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/rulers/state" : "/window/rulers/state", true);
1643 }
1644 }
1646 void
1647 sp_desktop_widget_toggle_scrollbars (SPDesktopWidget *dtw)
1648 {
1649 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1650 if (GTK_WIDGET_VISIBLE (dtw->hscrollbar)) {
1651 gtk_widget_hide_all (dtw->hscrollbar);
1652 gtk_widget_hide_all (dtw->vscrollbar_box);
1653 gtk_widget_hide_all( dtw->cms_adjust );
1654 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/scrollbars/state" : "/window/scrollbars/state", false);
1655 } else {
1656 gtk_widget_show_all (dtw->hscrollbar);
1657 gtk_widget_show_all (dtw->vscrollbar_box);
1658 gtk_widget_show_all( dtw->cms_adjust );
1659 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/scrollbars/state" : "/window/scrollbars/state", true);
1660 }
1661 }
1663 void sp_desktop_widget_toggle_color_prof_adj( SPDesktopWidget *dtw )
1664 {
1666 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) ) {
1667 if ( SP_BUTTON_IS_DOWN(dtw->cms_adjust) ) {
1668 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), FALSE );
1669 } else {
1670 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
1671 }
1672 }
1673 }
1675 /* Unused
1676 void
1677 sp_spw_toggle_menubar (SPDesktopWidget *dtw, bool is_fullscreen)
1678 {
1679 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1680 if (GTK_WIDGET_VISIBLE (dtw->menubar)) {
1681 gtk_widget_hide_all (dtw->menubar);
1682 prefs->setBool(is_fullscreen ? "/fullscreen/menu/state" : "/window/menu/state", false);
1683 } else {
1684 gtk_widget_show_all (dtw->menubar);
1685 prefs->setBool(is_fullscreen ? "/fullscreen/menu/state" : "/window/menu/state", true);
1686 }
1687 }
1688 */
1690 static void
1691 set_adjustment (GtkAdjustment *adj, double l, double u, double ps, double si, double pi)
1692 {
1693 if ((l != adj->lower) ||
1694 (u != adj->upper) ||
1695 (ps != adj->page_size) ||
1696 (si != adj->step_increment) ||
1697 (pi != adj->page_increment)) {
1698 adj->lower = l;
1699 adj->upper = u;
1700 adj->page_size = ps;
1701 adj->step_increment = si;
1702 adj->page_increment = pi;
1703 gtk_adjustment_changed (adj);
1704 }
1705 }
1707 void
1708 sp_desktop_widget_update_scrollbars (SPDesktopWidget *dtw, double scale)
1709 {
1710 if (!dtw) return;
1711 if (dtw->update) return;
1712 dtw->update = 1;
1714 /* The desktop region we always show unconditionally */
1715 SPDocument *doc = dtw->desktop->doc();
1716 Geom::Rect darea ( Geom::Point(-sp_document_width(doc), -sp_document_height(doc)),
1717 Geom::Point(2 * sp_document_width(doc), 2 * sp_document_height(doc)) );
1718 SPObject* root = doc->root;
1719 SPItem* item = SP_ITEM(root);
1720 Geom::OptRect deskarea = Geom::unify(darea, sp_item_bbox_desktop(item));
1722 /* Canvas region we always show unconditionally */
1723 Geom::Rect carea( Geom::Point(deskarea->min()[Geom::X] * scale - 64, deskarea->max()[Geom::Y] * -scale - 64),
1724 Geom::Point(deskarea->max()[Geom::X] * scale + 64, deskarea->min()[Geom::Y] * -scale + 64) );
1726 Geom::Rect viewbox = dtw->canvas->getViewbox();
1728 /* Viewbox is always included into scrollable region */
1729 carea = Geom::unify(carea, viewbox);
1731 set_adjustment(dtw->hadj, carea.min()[Geom::X], carea.max()[Geom::X],
1732 viewbox.dimensions()[Geom::X],
1733 0.1 * viewbox.dimensions()[Geom::X],
1734 viewbox.dimensions()[Geom::X]);
1735 gtk_adjustment_set_value(dtw->hadj, viewbox.min()[Geom::X]);
1737 set_adjustment(dtw->vadj, carea.min()[Geom::Y], carea.max()[Geom::Y],
1738 viewbox.dimensions()[Geom::Y],
1739 0.1 * viewbox.dimensions()[Geom::Y],
1740 viewbox.dimensions()[Geom::Y]);
1741 gtk_adjustment_set_value(dtw->vadj, viewbox.min()[Geom::Y]);
1743 dtw->update = 0;
1744 }
1747 /*
1748 Local Variables:
1749 mode:c++
1750 c-file-style:"stroustrup"
1751 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1752 indent-tabs-mode:nil
1753 fill-column:99
1754 End:
1755 */
1756 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :