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/widget/dock.h"
55 #include "ui/widget/layer-selector.h"
56 #include "ui/widget/selected-style.h"
57 #include "widgets/button.h"
58 #include "widgets/ruler.h"
59 #include "widgets/spinbutton-events.h"
60 #include "widgets/spw-utilities.h"
61 #include "widgets/toolbox.h"
62 #include "widgets/widget-sizes.h"
64 #if defined (SOLARIS) && (SOLARIS == 8)
65 #include "round.h"
66 using Inkscape::round;
67 #endif
69 #ifdef WITH_INKBOARD
70 #endif
74 enum {
75 ACTIVATE,
76 DEACTIVATE,
77 MODIFIED,
78 EVENT_CONTEXT_CHANGED,
79 LAST_SIGNAL
80 };
83 //---------------------------------------------------------------------
84 /* SPDesktopWidget */
86 static void sp_desktop_widget_class_init (SPDesktopWidgetClass *klass);
87 static void sp_desktop_widget_init (SPDesktopWidget *widget);
88 static void sp_desktop_widget_destroy (GtkObject *object);
90 static void sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
91 static void sp_desktop_widget_realize (GtkWidget *widget);
93 static gint sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw);
95 static void sp_dtw_color_profile_event(EgeColorProfTracker *widget, SPDesktopWidget *dtw);
96 static void cms_adjust_toggled( GtkWidget *button, gpointer data );
97 static void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled );
98 static void sp_desktop_widget_adjustment_value_changed (GtkAdjustment *adj, SPDesktopWidget *dtw);
99 static void sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw);
101 static gdouble sp_dtw_zoom_value_to_display (gdouble value);
102 static gdouble sp_dtw_zoom_display_to_value (gdouble value);
103 static gint sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer data);
104 static bool sp_dtw_zoom_output (GtkSpinButton *spin, gpointer data);
105 static void sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data);
106 static void sp_dtw_zoom_populate_popup (GtkEntry *entry, GtkMenu *menu, gpointer data);
107 static void sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor);
108 static void sp_dtw_zoom_50 (GtkMenuItem *item, gpointer data);
109 static void sp_dtw_zoom_100 (GtkMenuItem *item, gpointer data);
110 static void sp_dtw_zoom_200 (GtkMenuItem *item, gpointer data);
111 static void sp_dtw_zoom_page (GtkMenuItem *item, gpointer data);
112 static void sp_dtw_zoom_drawing (GtkMenuItem *item, gpointer data);
113 static void sp_dtw_zoom_selection (GtkMenuItem *item, gpointer data);
115 SPViewWidgetClass *dtw_parent_class;
117 class CMSPrefWatcher {
118 public:
119 CMSPrefWatcher() :
120 _dpw(*this),
121 _spw(*this),
122 _tracker(ege_color_prof_tracker_new(0))
123 {
124 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
125 g_signal_connect( G_OBJECT(_tracker), "modified", G_CALLBACK(hook), this );
126 prefs->addObserver(_dpw);
127 prefs->addObserver(_spw);
128 }
129 virtual ~CMSPrefWatcher() {}
131 //virtual void notify(PrefValue &);
132 void add( SPDesktopWidget* dtw ) {
133 _widget_list.push_back(dtw);
134 }
135 void remove( SPDesktopWidget* dtw ) {
136 _widget_list.remove(dtw);
137 }
139 private:
140 static void hook(EgeColorProfTracker *tracker, gint a, gint b, CMSPrefWatcher *watcher);
142 class DisplayProfileWatcher : public Inkscape::Preferences::Observer {
143 public:
144 DisplayProfileWatcher(CMSPrefWatcher &pw) : Observer("/options/displayprofile"), _pw(pw) {}
145 virtual void notify(Inkscape::Preferences::Entry const &/*val*/) {
146 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
147 _pw._setCmsSensitive(!prefs->getString("/options/displayprofile/uri").empty());
148 _pw._refreshAll();
149 }
150 private:
151 CMSPrefWatcher &_pw;
152 };
154 DisplayProfileWatcher _dpw;
156 class SoftProofWatcher : public Inkscape::Preferences::Observer {
157 public:
158 SoftProofWatcher(CMSPrefWatcher &pw) : Observer("/options/softproof"), _pw(pw) {}
159 virtual void notify(Inkscape::Preferences::Entry const &) {
160 _pw._refreshAll();
161 }
162 private:
163 CMSPrefWatcher &_pw;
164 };
166 SoftProofWatcher _spw;
168 void _refreshAll();
169 void _setCmsSensitive(bool value);
171 std::list<SPDesktopWidget*> _widget_list;
172 EgeColorProfTracker *_tracker;
174 friend class DisplayProfileWatcher;
175 friend class SoftproofWatcher;
176 };
178 void CMSPrefWatcher::hook(EgeColorProfTracker */*tracker*/, gint screen, gint monitor, CMSPrefWatcher */*watcher*/)
179 {
180 #if ENABLE_LCMS
181 unsigned char* buf = 0;
182 guint len = 0;
184 ege_color_prof_tracker_get_profile_for( screen, monitor, reinterpret_cast<gpointer*>(&buf), &len );
185 Glib::ustring id = Inkscape::colorprofile_set_display_per( buf, len, screen, monitor );
186 #endif // ENABLE_LCMS
187 }
189 /// @todo Use conditional compilation in saner places. The whole PrefWatcher
190 /// object is unnecessary if ENABLE_LCMS is not defined.
191 void CMSPrefWatcher::_refreshAll()
192 {
193 #if ENABLE_LCMS
194 for ( std::list<SPDesktopWidget*>::iterator it = _widget_list.begin(); it != _widget_list.end(); ++it ) {
195 (*it)->requestCanvasUpdate();
196 }
197 #endif // ENABLE_LCMS
198 }
200 void CMSPrefWatcher::_setCmsSensitive(bool enabled)
201 {
202 #if ENABLE_LCMS
203 for ( std::list<SPDesktopWidget*>::iterator it = _widget_list.begin(); it != _widget_list.end(); ++it ) {
204 SPDesktopWidget *dtw = *it;
205 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) != enabled ) {
206 cms_adjust_set_sensitive( dtw, enabled );
207 }
208 }
209 #else
210 (void) enabled;
211 #endif // ENABLE_LCMS
212 }
214 static CMSPrefWatcher* watcher = NULL;
216 void
217 SPDesktopWidget::setMessage (Inkscape::MessageType type, const gchar *message)
218 {
219 GtkLabel *sb=GTK_LABEL(this->select_status);
220 gtk_label_set_markup (sb, message ? message : "");
222 // make sure the important messages are displayed immediately!
223 if (type == Inkscape::IMMEDIATE_MESSAGE && GTK_WIDGET_DRAWABLE (GTK_WIDGET(sb))) {
224 gtk_widget_queue_draw(GTK_WIDGET(sb));
225 gdk_window_process_updates(GTK_WIDGET(sb)->window, TRUE);
226 }
228 gtk_tooltips_set_tip (this->tt, this->select_status_eventbox, gtk_label_get_text (sb) , NULL);
229 }
231 Geom::Point
232 SPDesktopWidget::window_get_pointer()
233 {
234 gint x,y;
235 gdk_window_get_pointer (GTK_WIDGET (canvas)->window, &x, &y, NULL);
236 return Geom::Point(x,y);
237 }
239 /**
240 * Registers SPDesktopWidget class and returns its type number.
241 */
242 GType sp_desktop_widget_get_type(void)
243 {
244 static GtkType type = 0;
245 if (!type) {
246 GTypeInfo info = {
247 sizeof(SPDesktopWidgetClass),
248 0, // base_init
249 0, // base_finalize
250 (GClassInitFunc)sp_desktop_widget_class_init,
251 0, // class_finalize
252 0, // class_data
253 sizeof(SPDesktopWidget),
254 0, // n_preallocs
255 (GInstanceInitFunc)sp_desktop_widget_init,
256 0 // value_table
257 };
258 type = g_type_register_static(SP_TYPE_VIEW_WIDGET, "SPDesktopWidget", &info, static_cast<GTypeFlags>(0));
259 }
260 return type;
261 }
263 /**
264 * SPDesktopWidget vtable initialization
265 */
266 static void
267 sp_desktop_widget_class_init (SPDesktopWidgetClass *klass)
268 {
269 dtw_parent_class = (SPViewWidgetClass*)gtk_type_class (SP_TYPE_VIEW_WIDGET);
271 GtkObjectClass *object_class = (GtkObjectClass *) klass;
272 GtkWidgetClass *widget_class = (GtkWidgetClass *) klass;
274 object_class->destroy = sp_desktop_widget_destroy;
276 widget_class->size_allocate = sp_desktop_widget_size_allocate;
277 widget_class->realize = sp_desktop_widget_realize;
278 }
280 /**
281 * Callback for SPDesktopWidget object initialization.
282 */
283 static void
284 sp_desktop_widget_init (SPDesktopWidget *dtw)
285 {
286 GtkWidget *widget;
287 GtkWidget *tbl;
288 GtkWidget *canvas_tbl;
290 GtkWidget *hbox;
291 GtkWidget *eventbox;
292 GtkStyle *style;
294 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
296 new (&dtw->modified_connection) sigc::connection();
298 widget = GTK_WIDGET (dtw);
300 dtw->window = 0;
301 dtw->desktop = NULL;
302 dtw->_interaction_disabled_counter = 0;
303 dtw->tt = gtk_tooltips_new ();
305 /* Main table */
306 dtw->vbox = gtk_vbox_new (FALSE, 0);
307 gtk_container_add( GTK_CONTAINER(dtw), GTK_WIDGET(dtw->vbox) );
309 dtw->statusbar = gtk_hbox_new (FALSE, 0);
310 //gtk_widget_set_usize (dtw->statusbar, -1, BOTTOM_BAR_HEIGHT);
311 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->statusbar, FALSE, TRUE, 0);
313 {
314 using Inkscape::UI::Dialogs::SwatchesPanel;
316 SwatchesPanel* swatches = new SwatchesPanel("/embedded/swatches");
317 swatches->setOrientation( Gtk::ANCHOR_SOUTH );
318 dtw->panels = GTK_WIDGET(swatches->gobj());
319 gtk_box_pack_end( GTK_BOX( dtw->vbox ), dtw->panels, FALSE, TRUE, 0 );
320 }
322 hbox = gtk_hbox_new (FALSE, 0);
323 gtk_box_pack_end (GTK_BOX (dtw->vbox), hbox, TRUE, TRUE, 0);
324 gtk_widget_show (hbox);
326 dtw->aux_toolbox = sp_aux_toolbox_new ();
327 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->aux_toolbox, FALSE, TRUE, 0);
329 dtw->snap_toolbox = sp_snap_toolbox_new ();
330 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->snap_toolbox, FALSE, TRUE, 0);
332 dtw->commands_toolbox = sp_commands_toolbox_new ();
333 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->commands_toolbox, FALSE, TRUE, 0);
335 dtw->tool_toolbox = sp_tool_toolbox_new ();
336 gtk_box_pack_start (GTK_BOX (hbox), dtw->tool_toolbox, FALSE, TRUE, 0);
338 tbl = gtk_table_new (2, 3, FALSE);
339 gtk_box_pack_start (GTK_BOX (hbox), tbl, TRUE, TRUE, 1);
341 canvas_tbl = gtk_table_new (3, 3, FALSE);
343 /* Horizontal ruler */
344 eventbox = gtk_event_box_new ();
345 dtw->hruler = sp_hruler_new ();
346 dtw->hruler_box = eventbox;
347 sp_ruler_set_metric (GTK_RULER (dtw->hruler), SP_PT);
348 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
349 gtk_container_add (GTK_CONTAINER (eventbox), dtw->hruler);
350 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 1, 2, 0, 1, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), widget->style->xthickness, 0);
351 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_hruler_event), dtw);
352 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_hruler_event), dtw);
353 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_hruler_event), dtw);
355 /* Vertical ruler */
356 eventbox = gtk_event_box_new ();
357 dtw->vruler = sp_vruler_new ();
358 dtw->vruler_box = eventbox;
359 sp_ruler_set_metric (GTK_RULER (dtw->vruler), SP_PT);
360 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
361 gtk_container_add (GTK_CONTAINER (eventbox), GTK_WIDGET (dtw->vruler));
362 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 0, 1, 1, 2, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), 0, widget->style->ythickness);
363 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_vruler_event), dtw);
364 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_vruler_event), dtw);
365 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_vruler_event), dtw);
367 /* Horizontal scrollbar */
368 dtw->hadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
369 dtw->hscrollbar = gtk_hscrollbar_new (GTK_ADJUSTMENT (dtw->hadj));
370 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->hscrollbar, 1, 2, 2, 3, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
372 /* Vertical scrollbar and the sticky zoom button */
373 dtw->vscrollbar_box = gtk_vbox_new (FALSE, 0);
374 dtw->sticky_zoom = sp_button_new_from_data ( Inkscape::ICON_SIZE_DECORATION,
375 SP_BUTTON_TYPE_TOGGLE,
376 NULL,
377 "sticky_zoom",
378 _("Zoom drawing if window size changes"),
379 dtw->tt);
380 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dtw->sticky_zoom), prefs->getBool("/options/stickyzoom/value"));
381 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->sticky_zoom, FALSE, FALSE, 0);
382 dtw->vadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
383 dtw->vscrollbar = gtk_vscrollbar_new (GTK_ADJUSTMENT (dtw->vadj));
384 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->vscrollbar, TRUE, TRUE, 0);
385 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->vscrollbar_box, 2, 3, 0, 2, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_FILL), 0, 0);
388 gchar const* tip = "";
389 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
390 if ( verb ) {
391 SPAction *act = verb->get_action( dtw->viewwidget.view );
392 if ( act && act->tip ) {
393 tip = act->tip;
394 }
395 }
396 dtw->cms_adjust = sp_button_new_from_data( Inkscape::ICON_SIZE_DECORATION,
397 SP_BUTTON_TYPE_TOGGLE,
398 NULL,
399 "color_management",
400 tip,
401 dtw->tt );
402 #if ENABLE_LCMS
403 {
404 Glib::ustring current = prefs->getString("/options/displayprofile/uri");
405 bool enabled = current.length() > 0;
406 cms_adjust_set_sensitive( dtw, enabled );
407 if ( enabled ) {
408 bool active = prefs->getBool("/options/displayprofile/enable");
409 if ( active ) {
410 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
411 }
412 }
413 }
414 g_signal_connect_after( G_OBJECT(dtw->cms_adjust), "clicked", G_CALLBACK(cms_adjust_toggled), dtw );
415 #else
416 cms_adjust_set_sensitive(dtw, FALSE);
417 #endif // ENABLE_LCMS
418 gtk_table_attach( GTK_TABLE(canvas_tbl), dtw->cms_adjust, 2, 3, 2, 3, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
419 {
420 if (!watcher) {
421 watcher = new CMSPrefWatcher();
422 }
423 watcher->add(dtw);
424 }
426 /* Canvas */
427 dtw->canvas = SP_CANVAS (sp_canvas_new_aa ());
428 #if ENABLE_LCMS
429 dtw->canvas->enable_cms_display_adj = prefs->getBool("/options/displayprofile/enable");
430 #endif // ENABLE_LCMS
431 GTK_WIDGET_SET_FLAGS (GTK_WIDGET (dtw->canvas), GTK_CAN_FOCUS);
432 style = gtk_style_copy (GTK_WIDGET (dtw->canvas)->style);
433 style->bg[GTK_STATE_NORMAL] = style->white;
434 gtk_widget_set_style (GTK_WIDGET (dtw->canvas), style);
435 if ( prefs->getBool("/options/useextinput/value", true) )
436 gtk_widget_set_extension_events(GTK_WIDGET (dtw->canvas) , GDK_EXTENSION_EVENTS_ALL); //set extension events for tablets, unless disabled in preferences
437 g_signal_connect (G_OBJECT (dtw->canvas), "event", G_CALLBACK (sp_desktop_widget_event), dtw);
438 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);
440 /* Dock */
441 bool create_dock =
442 prefs->getIntLimited("/options/dialogtype/value", Inkscape::UI::Dialog::FLOATING, 0, 1) ==
443 Inkscape::UI::Dialog::DOCK;
445 if (create_dock) {
446 dtw->dock = new Inkscape::UI::Widget::Dock();
448 Gtk::HPaned *paned = new Gtk::HPaned();
449 paned->pack1(*Glib::wrap(canvas_tbl));
450 paned->pack2(dtw->dock->getWidget(), Gtk::FILL);
452 /* Prevent the paned from catching F6 and F8 by unsetting the default callbacks */
453 if (GtkPanedClass *paned_class = GTK_PANED_CLASS (G_OBJECT_GET_CLASS (paned->gobj()))) {
454 paned_class->cycle_child_focus = NULL;
455 paned_class->cycle_handle_focus = NULL;
456 }
458 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (paned->gobj()), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
459 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
461 } else {
462 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (canvas_tbl), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
463 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
464 }
466 dtw->selected_style = new Inkscape::UI::Widget::SelectedStyle(true);
467 GtkHBox *ss_ = dtw->selected_style->gobj();
468 gtk_box_pack_start (GTK_BOX (dtw->statusbar), GTK_WIDGET(ss_), FALSE, FALSE, 0);
469 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_vseparator_new(), FALSE, FALSE, 0);
471 // connect scrollbar signals
472 g_signal_connect (G_OBJECT (dtw->hadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
473 g_signal_connect (G_OBJECT (dtw->vadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
475 GtkWidget *statusbar_tail=gtk_statusbar_new();
476 gtk_statusbar_set_has_resize_grip(GTK_STATUSBAR(statusbar_tail), TRUE);
477 gtk_box_pack_end (GTK_BOX (dtw->statusbar), statusbar_tail, FALSE, FALSE, 0);
479 // zoom status spinbutton
480 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);
481 gtk_tooltips_set_tip (dtw->tt, dtw->zoom_status, _("Zoom"), NULL);
482 gtk_widget_set_size_request (dtw->zoom_status, STATUS_ZOOM_WIDTH, -1);
483 gtk_entry_set_width_chars (GTK_ENTRY (dtw->zoom_status), 6);
484 gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (dtw->zoom_status), FALSE);
485 gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (dtw->zoom_status), GTK_UPDATE_ALWAYS);
486 g_signal_connect (G_OBJECT (dtw->zoom_status), "input", G_CALLBACK (sp_dtw_zoom_input), dtw);
487 g_signal_connect (G_OBJECT (dtw->zoom_status), "output", G_CALLBACK (sp_dtw_zoom_output), dtw);
488 gtk_object_set_data (GTK_OBJECT (dtw->zoom_status), "dtw", dtw->canvas);
489 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "focus-in-event", GTK_SIGNAL_FUNC (spinbutton_focus_in), dtw->zoom_status);
490 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "key-press-event", GTK_SIGNAL_FUNC (spinbutton_keypress), dtw->zoom_status);
491 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "value_changed", G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
492 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "populate_popup", G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
494 // cursor coordinates
495 dtw->coord_status = gtk_table_new (5, 2, FALSE);
496 gtk_table_set_row_spacings(GTK_TABLE(dtw->coord_status), 0);
497 gtk_table_set_col_spacings(GTK_TABLE(dtw->coord_status), 2);
498 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_vseparator_new(), 0,1, 0,2, GTK_FILL, GTK_FILL, 0, 0);
499 eventbox = gtk_event_box_new ();
500 gtk_container_add (GTK_CONTAINER (eventbox), dtw->coord_status);
501 gtk_tooltips_set_tip (dtw->tt, eventbox, _("Cursor coordinates"), NULL);
502 GtkWidget *label_x = gtk_label_new("X:");
503 gtk_misc_set_alignment (GTK_MISC(label_x), 0.0, 0.5);
504 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_x, 1,2, 0,1, GTK_FILL, GTK_FILL, 0, 0);
505 GtkWidget *label_y = gtk_label_new("Y:");
506 gtk_misc_set_alignment (GTK_MISC(label_y), 0.0, 0.5);
507 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_y, 1,2, 1,2, GTK_FILL, GTK_FILL, 0, 0);
508 dtw->coord_status_x = gtk_label_new(NULL);
509 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_x), "<tt> 0.00 </tt>" );
510 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_x), 1.0, 0.5);
511 dtw->coord_status_y = gtk_label_new(NULL);
512 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_y), "<tt> 0.00 </tt>" );
513 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_y), 1.0, 0.5);
514 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_x, 2,3, 0,1, GTK_FILL, GTK_FILL, 0, 0);
515 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_y, 2,3, 1,2, GTK_FILL, GTK_FILL, 0, 0);
516 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_label_new("Z:"), 3,4, 0,2, GTK_FILL, GTK_FILL, 0, 0);
517 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->zoom_status, 4,5, 0,2, GTK_FILL, GTK_FILL, 0, 0);
518 sp_set_font_size_smaller (dtw->coord_status);
519 gtk_box_pack_end (GTK_BOX (statusbar_tail), eventbox, FALSE, FALSE, 1);
521 dtw->layer_selector = new Inkscape::Widgets::LayerSelector(NULL);
522 // FIXME: need to unreference on container destruction to avoid leak
523 dtw->layer_selector->reference();
524 //dtw->layer_selector->set_size_request(-1, SP_ICON_SIZE_BUTTON);
525 gtk_box_pack_start(GTK_BOX(dtw->statusbar), GTK_WIDGET(dtw->layer_selector->gobj()), FALSE, FALSE, 1);
527 dtw->_tracker = ege_color_prof_tracker_new(GTK_WIDGET(dtw->layer_selector->gobj()));
528 #if ENABLE_LCMS
529 {
530 Glib::ustring id = Inkscape::colorprofile_get_display_id( 0, 0 );
531 bool enabled = false;
532 if ( dtw->canvas->cms_key ) {
533 *(dtw->canvas->cms_key) = id;
534 enabled = !dtw->canvas->cms_key->empty();
535 }
536 cms_adjust_set_sensitive( dtw, enabled );
537 }
538 #endif // ENABLE_LCMS
539 g_signal_connect( G_OBJECT(dtw->_tracker), "changed", G_CALLBACK(sp_dtw_color_profile_event), dtw );
541 dtw->select_status_eventbox = gtk_event_box_new ();
542 dtw->select_status = gtk_label_new (NULL);
543 #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 6
544 gtk_label_set_ellipsize (GTK_LABEL(dtw->select_status), PANGO_ELLIPSIZE_END);
545 #endif
546 gtk_misc_set_alignment (GTK_MISC (dtw->select_status), 0.0, 0.5);
547 gtk_widget_set_size_request (dtw->select_status, 1, -1);
548 // display the initial welcome message in the statusbar
549 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."));
550 // space label 2 pixels from left edge
551 gtk_container_add (GTK_CONTAINER (dtw->select_status_eventbox), dtw->select_status);
552 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_hbox_new(FALSE, 0), FALSE, FALSE, 2);
553 gtk_box_pack_start (GTK_BOX (dtw->statusbar), dtw->select_status_eventbox, TRUE, TRUE, 0);
555 gtk_widget_show_all (dtw->vbox);
556 }
558 /**
559 * Called before SPDesktopWidget destruction.
560 */
561 static void
562 sp_desktop_widget_destroy (GtkObject *object)
563 {
564 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (object);
566 if (dtw->desktop) {
567 if ( watcher ) {
568 watcher->remove(dtw);
569 }
570 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_input), dtw);
571 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_output), dtw);
572 gtk_signal_disconnect_by_data (GTK_OBJECT (dtw->zoom_status), dtw->zoom_status);
573 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
574 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
575 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->canvas), (gpointer) G_CALLBACK (sp_desktop_widget_event), dtw);
577 dtw->layer_selector->unreference();
578 inkscape_remove_desktop (dtw->desktop); // clears selection too
579 dtw->modified_connection.disconnect();
580 dtw->desktop->destroy();
581 Inkscape::GC::release (dtw->desktop);
582 dtw->desktop = NULL;
583 }
585 dtw->modified_connection.~connection();
587 if (GTK_OBJECT_CLASS (dtw_parent_class)->destroy) {
588 (* GTK_OBJECT_CLASS (dtw_parent_class)->destroy) (object);
589 }
590 }
593 /**
594 * Set the title in the desktop-window (if desktop has an own window).
595 *
596 * The title has form file name: desktop number - Inkscape.
597 * The desktop number is only shown if it's 2 or higher,
598 */
599 void
600 SPDesktopWidget::updateTitle(gchar const* uri)
601 {
602 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
604 if (window) {
605 gchar const *fname = ( TRUE
606 ? uri
607 : g_basename(uri) );
608 GString *name = g_string_new ("");
609 if (this->desktop->number > 1) {
610 if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
611 g_string_printf (name, _("%s: %d (outline) - Inkscape"), fname, this->desktop->number);
612 } else {
613 g_string_printf (name, _("%s: %d - Inkscape"), fname, this->desktop->number);
614 }
615 } else {
616 if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
617 g_string_printf (name, _("%s (outline) - Inkscape"), fname);
618 } else {
619 g_string_printf (name, _("%s - Inkscape"), fname);
620 }
621 }
622 window->set_title (name->str);
623 g_string_free (name, TRUE);
624 }
625 }
627 Inkscape::UI::Widget::Dock*
628 SPDesktopWidget::getDock()
629 {
630 return dock;
631 }
633 /**
634 * Callback to allocate space for desktop widget.
635 */
636 static void
637 sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
638 {
639 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
641 if ((allocation->x == widget->allocation.x) &&
642 (allocation->y == widget->allocation.y) &&
643 (allocation->width == widget->allocation.width) &&
644 (allocation->height == widget->allocation.height)) {
645 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate)
646 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
647 return;
648 }
650 if (GTK_WIDGET_REALIZED (widget)) {
651 Geom::Rect const area = dtw->desktop->get_display_area();
652 double zoom = dtw->desktop->current_zoom();
654 if (GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate) {
655 GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate (widget, allocation);
656 }
658 if (SP_BUTTON_IS_DOWN(dtw->sticky_zoom)) {
659 /* Calculate zoom per pixel */
660 double const zpsp = zoom / hypot (area.dimensions()[Geom::X], area.dimensions()[Geom::Y]);
661 /* Find new visible area */
662 Geom::Rect newarea = dtw->desktop->get_display_area();
663 /* Calculate adjusted zoom */
664 zoom = zpsp * hypot(newarea.dimensions()[Geom::X], newarea.dimensions()[Geom::Y]);
665 dtw->desktop->zoom_absolute(newarea.midpoint()[Geom::X], newarea.midpoint()[Geom::Y], zoom);
666 } else {
667 dtw->desktop->zoom_absolute(area.midpoint()[Geom::X], area.midpoint()[Geom::Y], zoom);
668 }
670 } else {
671 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate) {
672 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
673 }
674 // this->size_allocate (widget, allocation);
675 }
676 }
678 /**
679 * Callback to realize desktop widget.
680 */
681 static void
682 sp_desktop_widget_realize (GtkWidget *widget)
683 {
685 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
687 if (GTK_WIDGET_CLASS (dtw_parent_class)->realize)
688 (* GTK_WIDGET_CLASS (dtw_parent_class)->realize) (widget);
690 NRRect d;
691 d.x0 = 0.0;
692 d.y0 = 0.0;
693 d.x1 = sp_document_width (dtw->desktop->doc());
694 d.y1 = sp_document_height (dtw->desktop->doc());
696 if ((fabs (d.x1 - d.x0) < 1.0) || (fabs (d.y1 - d.y0) < 1.0)) return;
698 dtw->desktop->set_display_area (d.x0, d.y0, d.x1, d.y1, 10);
700 sp_desktop_widget_update_namedview(dtw);
701 }
703 /* This is just to provide access to common functionality from sp_desktop_widget_realize() above
704 as well as from SPDesktop::change_document() */
705 void
706 sp_desktop_widget_update_namedview (SPDesktopWidget *dtw) {
707 g_return_if_fail(dtw);
709 /* Listen on namedview modification */
710 // originally (prior to the sigc++ conversion) the signal was simply
711 // connected twice rather than disconnecting the first connection
712 dtw->modified_connection.disconnect();
713 dtw->modified_connection = dtw->desktop->namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
714 sp_desktop_widget_namedview_modified (dtw->desktop->namedview, SP_OBJECT_MODIFIED_FLAG, dtw);
716 dtw->updateTitle(SP_DOCUMENT_NAME (dtw->desktop->doc()));
717 }
719 /**
720 * Callback to handle desktop widget event.
721 */
722 static gint
723 sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw)
724 {
725 if (event->type == GDK_BUTTON_PRESS) {
726 // defocus any spinbuttons
727 gtk_widget_grab_focus (GTK_WIDGET(dtw->canvas));
728 }
730 if ((event->type == GDK_BUTTON_PRESS) && (event->button.button == 3)) {
731 if (event->button.state & GDK_SHIFT_MASK) {
732 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), TRUE);
733 } else {
734 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), FALSE);
735 }
736 }
738 if (GTK_WIDGET_CLASS (dtw_parent_class)->event) {
739 return (* GTK_WIDGET_CLASS (dtw_parent_class)->event) (widget, event);
740 } else {
741 // The keypress events need to be passed to desktop handler explicitly,
742 // because otherwise the event contexts only receive keypresses when the mouse cursor
743 // is over the canvas. This redirection is only done for keypresses and only if there's no
744 // current item on the canvas, because item events and all mouse events are caught
745 // and passed on by the canvas acetate (I think). --bb
746 if (event->type == GDK_KEY_PRESS && !dtw->canvas->current_item) {
747 return sp_desktop_root_handler (NULL, event, dtw->desktop);
748 }
749 }
751 return FALSE;
752 }
754 void sp_dtw_color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktopWidget *dtw)
755 {
756 #if ENABLE_LCMS
757 // Handle profile changes
758 GdkScreen* screen = gtk_widget_get_screen(GTK_WIDGET(dtw));
759 gint screenNum = gdk_screen_get_number(screen);
760 gint monitor = gdk_screen_get_monitor_at_window(screen, gtk_widget_get_toplevel(GTK_WIDGET(dtw))->window);
761 Glib::ustring id = Inkscape::colorprofile_get_display_id( screenNum, monitor );
762 bool enabled = false;
763 if ( dtw->canvas->cms_key ) {
764 *(dtw->canvas->cms_key) = id;
765 dtw->requestCanvasUpdate();
766 enabled = !dtw->canvas->cms_key->empty();
767 }
768 cms_adjust_set_sensitive( dtw, enabled );
769 #endif // ENABLE_LCMS
770 }
772 void cms_adjust_toggled( GtkWidget */*button*/, gpointer data )
773 {
774 #if ENABLE_LCMS
775 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET(data);
777 bool down = SP_BUTTON_IS_DOWN(dtw->cms_adjust);
778 if ( down != dtw->canvas->enable_cms_display_adj ) {
779 dtw->canvas->enable_cms_display_adj = down;
780 dtw->requestCanvasUpdate();
781 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
782 prefs->setBool("/options/displayprofile/enable", down);
783 }
784 #endif // ENABLE_LCMS
785 }
787 void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled )
788 {
789 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
790 if ( verb ) {
791 SPAction *act = verb->get_action( dtw->viewwidget.view );
792 if ( act ) {
793 sp_action_set_sensitive( act, enabled );
794 }
795 }
796 gtk_widget_set_sensitive( dtw->cms_adjust, enabled );
797 }
799 void
800 sp_dtw_desktop_activate (SPDesktopWidget */*dtw*/)
801 {
802 /* update active desktop indicator */
803 }
805 void
806 sp_dtw_desktop_deactivate (SPDesktopWidget */*dtw*/)
807 {
808 /* update inactive desktop indicator */
809 }
811 /**
812 * Shuts down the desktop object for the view being closed. It checks
813 * to see if the document has been edited, and if so prompts the user
814 * to save, discard, or cancel. Returns TRUE if the shutdown operation
815 * is cancelled or if the save is cancelled or fails, FALSE otherwise.
816 */
817 bool
818 SPDesktopWidget::shutdown()
819 {
820 g_assert(desktop != NULL);
822 if (inkscape_is_sole_desktop_for_document(*desktop)) {
823 SPDocument *doc = desktop->doc();
824 if (doc->isModifiedSinceSave()) {
825 GtkWidget *dialog;
827 /** \todo
828 * FIXME !!! obviously this will have problems if the document
829 * name contains markup characters
830 */
831 dialog = gtk_message_dialog_new_with_markup(
832 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
833 GTK_DIALOG_DESTROY_WITH_PARENT,
834 GTK_MESSAGE_WARNING,
835 GTK_BUTTONS_NONE,
836 _("<span weight=\"bold\" size=\"larger\">Save changes to document \"%s\" before closing?</span>\n\n"
837 "If you close without saving, your changes will be discarded."),
838 SP_DOCUMENT_NAME(doc));
839 // fix for bug 1767940:
840 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
842 GtkWidget *close_button;
843 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
844 gtk_widget_show(close_button);
845 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
847 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
848 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
849 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
851 gint response;
852 response = gtk_dialog_run(GTK_DIALOG(dialog));
853 gtk_widget_destroy(dialog);
855 switch (response) {
856 case GTK_RESPONSE_YES:
857 {
858 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
860 sp_document_ref(doc);
861 if (sp_file_save_document(*window, doc)) {
862 sp_document_unref(doc);
863 } else { // save dialog cancelled or save failed
864 sp_document_unref(doc);
865 return TRUE;
866 }
868 break;
869 }
870 case GTK_RESPONSE_NO:
871 break;
872 default: // cancel pressed, or dialog was closed
873 return TRUE;
874 break;
875 }
876 }
877 /* Code to check data loss */
878 bool allow_data_loss = FALSE;
879 while (sp_document_repr_root(doc)->attribute("inkscape:dataloss") != NULL && allow_data_loss == FALSE) {
880 GtkWidget *dialog;
882 /** \todo
883 * FIXME !!! obviously this will have problems if the document
884 * name contains markup characters
885 */
886 dialog = gtk_message_dialog_new_with_markup(
887 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
888 GTK_DIALOG_DESTROY_WITH_PARENT,
889 GTK_MESSAGE_WARNING,
890 GTK_BUTTONS_NONE,
891 _("<span weight=\"bold\" size=\"larger\">The file \"%s\" was saved with a format (%s) that may cause data loss!</span>\n\n"
892 "Do you want to save this file as an Inkscape SVG?"),
893 SP_DOCUMENT_NAME(doc),
894 Inkscape::Extension::db.get(sp_document_repr_root(doc)->attribute("inkscape:output_extension"))->get_name());
895 // fix for bug 1767940:
896 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
898 GtkWidget *close_button;
899 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
900 gtk_widget_show(close_button);
901 GtkWidget *save_button;
902 save_button = gtk_button_new_with_mnemonic(_("_Save as SVG"));
903 gtk_widget_show(save_button);
904 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
906 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
907 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), save_button, GTK_RESPONSE_YES);
908 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
910 gint response;
911 response = gtk_dialog_run(GTK_DIALOG(dialog));
912 gtk_widget_destroy(dialog);
914 switch (response) {
915 case GTK_RESPONSE_YES:
916 {
917 sp_document_ref(doc);
919 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
921 if (sp_file_save_dialog(*window, doc)) {
922 sp_document_unref(doc);
923 } else { // save dialog cancelled or save failed
924 sp_document_unref(doc);
925 return TRUE;
926 }
928 break;
929 }
930 case GTK_RESPONSE_NO:
931 allow_data_loss = TRUE;
932 break;
933 default: // cancel pressed, or dialog was closed
934 return TRUE;
935 break;
936 }
937 }
938 }
940 /* Save window geometry to prefs for use as a default.
941 * Use depends on setting of "options.savewindowgeometry".
942 * But we save the info here regardless of the setting.
943 */
944 {
945 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
946 bool maxed = desktop->is_maximized();
947 bool full = desktop->is_fullscreen();
948 prefs->setBool("/desktop/geometry/fullscreen", full);
949 prefs->setBool("/desktop/geometry/maximized", maxed);
950 gint w, h, x, y;
951 desktop->getWindowGeometry(x, y, w, h);
952 // Don't save geom for maximized windows. It
953 // just tells you the current maximized size, which is not
954 // as useful as whatever value it had previously.
955 if (!maxed && !full) {
956 prefs->setInt("/desktop/geometry/width", w);
957 prefs->setInt("/desktop/geometry/height", h);
958 prefs->setInt("/desktop/geometry/x", x);
959 prefs->setInt("/desktop/geometry/y", y);
960 }
961 }
963 return FALSE;
964 }
966 /**
967 * \pre this->desktop->main != 0
968 */
969 void
970 SPDesktopWidget::requestCanvasUpdate() {
971 gtk_widget_queue_draw (GTK_WIDGET (SP_CANVAS_ITEM (this->desktop->main)->canvas));
972 }
974 void
975 SPDesktopWidget::requestCanvasUpdateAndWait() {
976 requestCanvasUpdate();
978 while (gtk_events_pending())
979 gtk_main_iteration_do(FALSE);
981 }
983 void
984 SPDesktopWidget::enableInteraction()
985 {
986 g_return_if_fail(_interaction_disabled_counter > 0);
988 _interaction_disabled_counter--;
990 if (_interaction_disabled_counter == 0) {
991 gtk_widget_set_sensitive(GTK_WIDGET(this), TRUE);
992 }
993 }
995 void
996 SPDesktopWidget::disableInteraction()
997 {
998 if (_interaction_disabled_counter == 0) {
999 gtk_widget_set_sensitive(GTK_WIDGET(this), FALSE);
1000 }
1002 _interaction_disabled_counter++;
1003 }
1005 void
1006 SPDesktopWidget::setCoordinateStatus(Geom::Point p)
1007 {
1008 gchar *cstr;
1009 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[Geom::X]);
1010 gtk_label_set_markup( GTK_LABEL(this->coord_status_x), cstr );
1011 g_free(cstr);
1013 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[Geom::Y]);
1014 gtk_label_set_markup( GTK_LABEL(this->coord_status_y), cstr );
1015 g_free(cstr);
1016 }
1018 void
1019 SPDesktopWidget::letZoomGrabFocus()
1020 {
1021 if (zoom_status)
1022 gtk_widget_grab_focus (zoom_status);
1023 }
1025 void
1026 SPDesktopWidget::getWindowGeometry (gint &x, gint &y, gint &w, gint &h)
1027 {
1028 gboolean vis = GTK_WIDGET_VISIBLE (this);
1029 (void)vis; // TODO figure out why it is here but not used.
1031 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1033 if (window)
1034 {
1035 window->get_size (w, h);
1036 window->get_position (x, y);
1037 }
1038 }
1040 void
1041 SPDesktopWidget::setWindowPosition (Geom::Point p)
1042 {
1043 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1045 if (window)
1046 {
1047 window->move (gint(round(p[Geom::X])), gint(round(p[Geom::Y])));
1048 }
1049 }
1051 void
1052 SPDesktopWidget::setWindowSize (gint w, gint h)
1053 {
1054 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1056 if (window)
1057 {
1058 window->set_default_size (w, h);
1059 window->reshow_with_initial_size ();
1060 }
1061 }
1063 /**
1064 * \note transientizing does not work on windows; when you minimize a document
1065 * and then open it back, only its transient emerges and you cannot access
1066 * the document window. The document window must be restored by rightclicking
1067 * the taskbar button and pressing "Restore"
1068 */
1069 void
1070 SPDesktopWidget::setWindowTransient (void *p, int transient_policy)
1071 {
1072 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1073 if (window)
1074 {
1075 GtkWindow *w = (GtkWindow *) window->gobj();
1076 gtk_window_set_transient_for (GTK_WINDOW(p), w);
1078 /*
1079 * This enables "aggressive" transientization,
1080 * i.e. dialogs always emerging on top when you switch documents. Note
1081 * however that this breaks "click to raise" policy of a window
1082 * manager because the switched-to document will be raised at once
1083 * (so that its transients also could raise)
1084 */
1085 if (transient_policy == 2)
1086 // without this, a transient window not always emerges on top
1087 gtk_window_present (w);
1088 }
1089 }
1091 void
1092 SPDesktopWidget::presentWindow()
1093 {
1094 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1095 if (w)
1096 gtk_window_present (w);
1097 }
1099 bool
1100 SPDesktopWidget::warnDialog (gchar* text)
1101 {
1102 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1103 if (w)
1104 {
1105 GtkWidget *dialog = gtk_message_dialog_new(
1106 w,
1107 GTK_DIALOG_DESTROY_WITH_PARENT,
1108 GTK_MESSAGE_WARNING,
1109 GTK_BUTTONS_YES_NO,
1110 "%s", text);
1111 gint response = gtk_dialog_run(GTK_DIALOG(dialog));
1112 gtk_widget_destroy(dialog);
1113 if (response == GTK_RESPONSE_YES)
1114 return true;
1115 }
1116 return false;
1117 }
1119 void
1120 sp_desktop_widget_iconify(SPDesktopWidget *dtw)
1121 {
1122 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1123 if (GTK_IS_WINDOW(topw)) {
1124 if (dtw->desktop->is_iconified()) {
1125 gtk_window_deiconify(topw);
1126 } else {
1127 gtk_window_iconify(topw);
1128 }
1129 }
1130 }
1132 void
1133 sp_desktop_widget_maximize(SPDesktopWidget *dtw)
1134 {
1135 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1136 if (GTK_IS_WINDOW(topw)) {
1137 if (dtw->desktop->is_maximized()) {
1138 gtk_window_unmaximize(topw);
1139 } else {
1140 // Save geometry to prefs before maximizing so that
1141 // something useful is stored there, because GTK doesn't maintain
1142 // a separate non-maximized size.
1143 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_fullscreen())
1144 {
1145 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1146 gint w, h, x, y;
1147 dtw->getWindowGeometry(x, y, w, h);
1148 prefs->setInt("/desktop/geometry/width", w);
1149 prefs->setInt("/desktop/geometry/height", h);
1150 prefs->setInt("/desktop/geometry/x", x);
1151 prefs->setInt("/desktop/geometry/y", y);
1152 }
1153 gtk_window_maximize(topw);
1154 }
1155 }
1156 }
1158 void
1159 sp_desktop_widget_fullscreen(SPDesktopWidget *dtw)
1160 {
1161 #ifdef HAVE_GTK_WINDOW_FULLSCREEN
1162 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1163 if (GTK_IS_WINDOW(topw)) {
1164 if (dtw->desktop->is_fullscreen()) {
1165 gtk_window_unfullscreen(topw);
1166 // widget layout is triggered by the resulting window_state_event
1167 } else {
1168 // Save geometry to prefs before maximizing so that
1169 // something useful is stored there, because GTK doesn't maintain
1170 // a separate non-maximized size.
1171 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_maximized())
1172 {
1173 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1174 gint w, h, x, y;
1175 dtw->getWindowGeometry(x, y, w, h);
1176 prefs->setInt("/desktop/geometry/width", w);
1177 prefs->setInt("/desktop/geometry/height", h);
1178 prefs->setInt("/desktop/geometry/x", x);
1179 prefs->setInt("/desktop/geometry/y", y);
1180 }
1181 gtk_window_fullscreen(topw);
1182 // widget layout is triggered by the resulting window_state_event
1183 }
1184 }
1185 #endif /* HAVE_GTK_WINDOW_FULLSCREEN */
1186 }
1188 /**
1189 * Hide whatever the user does not want to see in the window
1190 */
1191 void
1192 sp_desktop_widget_layout (SPDesktopWidget *dtw)
1193 {
1194 Glib::ustring pref_root;
1195 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1197 if (dtw->desktop->is_focusMode()) {
1198 pref_root = "/focus/";
1199 } else if (dtw->desktop->is_fullscreen()) {
1200 pref_root = "/fullscreen/";
1201 } else {
1202 pref_root = "/window/";
1203 }
1205 #ifndef GDK_WINDOWING_QUARTZ
1206 if (!prefs->getBool(pref_root + "menu/state", true)) {
1207 gtk_widget_hide_all (dtw->menubar);
1208 } else {
1209 gtk_widget_show_all (dtw->menubar);
1210 }
1211 #endif
1213 if (!prefs->getBool(pref_root + "commands/state", true)) {
1214 gtk_widget_hide_all (dtw->commands_toolbox);
1215 } else {
1216 gtk_widget_show_all (dtw->commands_toolbox);
1217 }
1219 if (!prefs->getBool(pref_root + "snaptoolbox/state", true)) {
1220 gtk_widget_hide_all (dtw->snap_toolbox);
1221 } else {
1222 gtk_widget_show_all (dtw->snap_toolbox);
1223 }
1225 if (!prefs->getBool(pref_root + "toppanel/state", true)) {
1226 gtk_widget_hide_all (dtw->aux_toolbox);
1227 } else {
1228 // we cannot just show_all because that will show all tools' panels;
1229 // this is a function from toolbox.cpp that shows only the current tool's panel
1230 show_aux_toolbox (dtw->aux_toolbox);
1231 }
1233 if (!prefs->getBool(pref_root + "toolbox/state", true)) {
1234 gtk_widget_hide_all (dtw->tool_toolbox);
1235 } else {
1236 gtk_widget_show_all (dtw->tool_toolbox);
1237 }
1239 if (!prefs->getBool(pref_root + "statusbar/state", true)) {
1240 gtk_widget_hide_all (dtw->statusbar);
1241 } else {
1242 gtk_widget_show_all (dtw->statusbar);
1243 }
1245 if (!prefs->getBool(pref_root + "panels/state", true)) {
1246 gtk_widget_hide_all( dtw->panels );
1247 } else {
1248 gtk_widget_show_all( dtw->panels );
1249 }
1251 if (!prefs->getBool(pref_root + "scrollbars/state", true)) {
1252 gtk_widget_hide_all (dtw->hscrollbar);
1253 gtk_widget_hide_all (dtw->vscrollbar_box);
1254 gtk_widget_hide_all( dtw->cms_adjust );
1255 } else {
1256 gtk_widget_show_all (dtw->hscrollbar);
1257 gtk_widget_show_all (dtw->vscrollbar_box);
1258 gtk_widget_show_all( dtw->cms_adjust );
1259 }
1261 if (!prefs->getBool(pref_root + "rulers/state", true)) {
1262 gtk_widget_hide_all (dtw->hruler);
1263 gtk_widget_hide_all (dtw->vruler);
1264 } else {
1265 gtk_widget_show_all (dtw->hruler);
1266 gtk_widget_show_all (dtw->vruler);
1267 }
1268 }
1270 void
1271 SPDesktopWidget::setToolboxFocusTo (const gchar* label)
1272 {
1273 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) label);
1274 if (hb && GTK_IS_WIDGET(hb))
1275 {
1276 gtk_widget_grab_focus(GTK_WIDGET(hb));
1277 }
1278 }
1280 void
1281 SPDesktopWidget::setToolboxAdjustmentValue (gchar const *id, double value)
1282 {
1283 gpointer hb = sp_search_by_data_recursive (aux_toolbox, (gpointer) id);
1284 if (hb && GTK_IS_WIDGET(hb) && GTK_IS_SPIN_BUTTON(hb)) {
1285 GtkAdjustment *a = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON(hb));
1286 gtk_adjustment_set_value (a, value);
1287 }
1288 }
1290 void
1291 SPDesktopWidget::setToolboxSelectOneValue (gchar const *id, int value)
1292 {
1293 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1294 if (hb) {
1295 ege_select_one_action_set_active((EgeSelectOneAction*) hb, value);
1296 }
1297 }
1300 bool
1301 SPDesktopWidget::isToolboxButtonActive (const gchar* id)
1302 {
1303 bool isActive = false;
1304 gpointer thing = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1305 if ( !thing ) {
1306 //g_message( "Unable to locate item for {%s}", id );
1307 } else if ( GTK_IS_TOGGLE_BUTTON(thing) ) {
1308 GtkToggleButton *b = GTK_TOGGLE_BUTTON(thing);
1309 isActive = gtk_toggle_button_get_active( b ) != 0;
1310 } else if ( GTK_IS_TOGGLE_ACTION(thing) ) {
1311 GtkToggleAction* act = GTK_TOGGLE_ACTION(thing);
1312 isActive = gtk_toggle_action_get_active( act ) != 0;
1313 } else {
1314 //g_message( "Item for {%s} is of an unsupported type", id );
1315 }
1317 return isActive;
1318 }
1320 SPViewWidget *
1321 sp_desktop_widget_new (SPNamedView *namedview)
1322 {
1323 SPDesktopWidget *dtw = (SPDesktopWidget*)g_object_new(SP_TYPE_DESKTOP_WIDGET, NULL);
1325 dtw->dt2r = 1.0 / namedview->doc_units->unittobase;
1327 dtw->ruler_origin = Geom::Point(0,0); //namedview->gridorigin; Why was the grid origin used here?
1329 dtw->desktop = new SPDesktop();
1330 dtw->stub = new SPDesktopWidget::WidgetStub (dtw);
1331 dtw->desktop->registerEditWidget (dtw->stub);
1332 dtw->desktop->init (namedview, dtw->canvas);
1333 inkscape_add_desktop (dtw->desktop);
1335 // Add the shape geometry to libavoid for autorouting connectors.
1336 // This needs desktop set for its spacing preferences.
1337 init_avoided_shape_geometry(dtw->desktop);
1339 dtw->selected_style->setDesktop(dtw->desktop);
1341 /* Once desktop is set, we can update rulers */
1342 sp_desktop_widget_update_rulers (dtw);
1344 sp_view_widget_set_view (SP_VIEW_WIDGET (dtw), dtw->desktop);
1346 /* Listen on namedview modification */
1347 dtw->modified_connection = namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
1349 dtw->layer_selector->setDesktop(dtw->desktop);
1351 dtw->menubar = sp_ui_main_menubar (dtw->desktop);
1352 #ifndef GDK_WINDOWING_QUARTZ
1353 gtk_widget_show_all (dtw->menubar);
1354 gtk_box_pack_start (GTK_BOX (dtw->vbox), dtw->menubar, FALSE, FALSE, 0);
1355 #endif
1357 sp_desktop_widget_layout (dtw);
1359 sp_tool_toolbox_set_desktop (dtw->tool_toolbox, dtw->desktop);
1360 sp_aux_toolbox_set_desktop (dtw->aux_toolbox, dtw->desktop);
1361 sp_commands_toolbox_set_desktop (dtw->commands_toolbox, dtw->desktop);
1362 sp_snap_toolbox_set_desktop (dtw->snap_toolbox, dtw->desktop);
1364 return SP_VIEW_WIDGET (dtw);
1365 }
1367 void
1368 SPDesktopWidget::viewSetPosition (Geom::Point p)
1369 {
1370 Geom::Point const origin = ( p - ruler_origin );
1372 /// \todo fixme:
1373 GTK_RULER(hruler)->position = origin[Geom::X];
1374 gtk_ruler_draw_pos (GTK_RULER (hruler));
1375 GTK_RULER(vruler)->position = origin[Geom::Y];
1376 gtk_ruler_draw_pos (GTK_RULER (vruler));
1377 }
1379 void
1380 sp_desktop_widget_update_rulers (SPDesktopWidget *dtw)
1381 {
1382 sp_desktop_widget_update_hruler(dtw);
1383 sp_desktop_widget_update_vruler(dtw);
1384 }
1386 void
1387 sp_desktop_widget_update_hruler (SPDesktopWidget *dtw)
1388 {
1389 /* The viewbox (in integers) must exactly match the size of SPCanvasbuf's pixel buffer.
1390 * This is important because the former is being used for drawing the ruler, whereas
1391 * the latter is used for drawing e.g. the grids and guides. Only when the viewbox
1392 * coincides with the pixel buffer, everything will line up nicely.
1393 */
1394 NR::IRect viewbox = dtw->canvas->getViewboxIntegers();
1396 double const scale = dtw->desktop->current_zoom();
1397 double s = viewbox.min()[Geom::X] / scale - dtw->ruler_origin[Geom::X];
1398 double e = viewbox.max()[Geom::X] / scale - dtw->ruler_origin[Geom::X];
1399 gtk_ruler_set_range(GTK_RULER(dtw->hruler), s, e, GTK_RULER(dtw->hruler)->position, (e - s));
1400 }
1402 void
1403 sp_desktop_widget_update_vruler (SPDesktopWidget *dtw)
1404 {
1405 /* The viewbox (in integers) must exactly match the size of SPCanvasbuf's pixel buffer.
1406 * This is important because the former is being used for drawing the ruler, whereas
1407 * the latter is used for drawing e.g. the grids and guides. Only when the viewbox
1408 * coincides with the pixel buffer, everything will line up nicely.
1409 */
1410 NR::IRect viewbox = dtw->canvas->getViewboxIntegers();
1412 double const scale = dtw->desktop->current_zoom();
1413 double s = viewbox.min()[Geom::Y] / -scale - dtw->ruler_origin[Geom::Y];
1414 double e = viewbox.max()[Geom::Y] / -scale - dtw->ruler_origin[Geom::Y];
1415 gtk_ruler_set_range(GTK_RULER(dtw->vruler), s, e, GTK_RULER(dtw->vruler)->position, (e - s));
1416 }
1419 static void
1420 sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw)
1421 {
1422 SPNamedView *nv=SP_NAMEDVIEW(obj);
1423 if (flags & SP_OBJECT_MODIFIED_FLAG) {
1424 dtw->dt2r = 1.0 / nv->doc_units->unittobase;
1425 dtw->ruler_origin = Geom::Point(0,0); //nv->gridorigin; Why was the grid origin used here?
1427 sp_ruler_set_metric (GTK_RULER (dtw->vruler), nv->getDefaultMetric());
1428 sp_ruler_set_metric (GTK_RULER (dtw->hruler), nv->getDefaultMetric());
1430 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1431 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1433 sp_desktop_widget_update_rulers (dtw);
1434 update_snap_toolbox(dtw->desktop, NULL, dtw->snap_toolbox);
1435 }
1436 }
1438 static void
1439 sp_desktop_widget_adjustment_value_changed (GtkAdjustment */*adj*/, SPDesktopWidget *dtw)
1440 {
1441 if (dtw->update)
1442 return;
1444 dtw->update = 1;
1446 sp_canvas_scroll_to (dtw->canvas, dtw->hadj->value, dtw->vadj->value, FALSE);
1447 sp_desktop_widget_update_rulers (dtw);
1449 /* update perspective lines if we are in the 3D box tool (so that infinite ones are shown correctly) */
1450 sp_box3d_context_update_lines(dtw->desktop->event_context);
1452 dtw->update = 0;
1453 }
1455 /* we make the desktop window with focus active, signal is connected in interface.c */
1456 bool SPDesktopWidget::onFocusInEvent(GdkEventFocus*)
1457 {
1458 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1459 if (prefs->getBool("/options/bitmapautoreload/value", true)) {
1460 GSList const *imageList = sp_document_get_resource_list(desktop->doc(), "image");
1461 for (GSList const *p = imageList; p; p = p->next) {
1462 SPImage* image = SP_IMAGE(p->data);
1463 sp_image_refresh_if_outdated( image );
1464 }
1465 }
1467 inkscape_activate_desktop (desktop);
1469 return false;
1470 }
1472 static gdouble
1473 sp_dtw_zoom_value_to_display (gdouble value)
1474 {
1475 return floor (10 * (pow (2, value) * 100.0 + 0.05)) / 10;
1476 }
1478 static gdouble
1479 sp_dtw_zoom_display_to_value (gdouble value)
1480 {
1481 return log (value / 100.0) / log (2);
1482 }
1484 static gint
1485 sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer /*data*/)
1486 {
1487 gdouble new_scrolled = gtk_spin_button_get_value (spin);
1488 const gchar *b = gtk_entry_get_text (GTK_ENTRY (spin));
1489 gdouble new_typed = atof (b);
1491 if (sp_dtw_zoom_value_to_display (new_scrolled) == new_typed) { // the new value is set by scrolling
1492 *new_val = new_scrolled;
1493 } else { // the new value is typed in
1494 *new_val = sp_dtw_zoom_display_to_value (new_typed);
1495 }
1497 return TRUE;
1498 }
1500 static bool
1501 sp_dtw_zoom_output (GtkSpinButton *spin, gpointer /*data*/)
1502 {
1503 gchar b[64];
1504 double val = sp_dtw_zoom_value_to_display (gtk_spin_button_get_value (spin));
1505 if (val < 10) {
1506 g_snprintf (b, 64, "%4.1f%%", val);
1507 } else {
1508 g_snprintf (b, 64, "%4.0f%%", val);
1509 }
1510 gtk_entry_set_text (GTK_ENTRY (spin), b);
1511 return TRUE;
1512 }
1514 static void
1515 sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data)
1516 {
1517 double const zoom_factor = pow (2, gtk_spin_button_get_value (spin));
1519 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (data);
1520 SPDesktop *desktop = dtw->desktop;
1522 Geom::Rect const d = desktop->get_display_area();
1523 g_signal_handler_block (spin, dtw->zoom_update);
1524 desktop->zoom_absolute (d.midpoint()[Geom::X], d.midpoint()[Geom::Y], zoom_factor);
1525 g_signal_handler_unblock (spin, dtw->zoom_update);
1527 spinbutton_defocus (GTK_OBJECT (spin));
1528 }
1530 static void
1531 sp_dtw_zoom_populate_popup (GtkEntry */*entry*/, GtkMenu *menu, gpointer data)
1532 {
1533 GList *children, *iter;
1534 GtkWidget *item;
1535 SPDesktop *dt = SP_DESKTOP_WIDGET (data)->desktop;
1537 children = gtk_container_get_children (GTK_CONTAINER (menu));
1538 for ( iter = children ; iter ; iter = g_list_next (iter)) {
1539 gtk_container_remove (GTK_CONTAINER (menu), GTK_WIDGET (iter->data));
1540 }
1541 g_list_free (children);
1543 item = gtk_menu_item_new_with_label ("200%");
1544 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_200), dt);
1545 gtk_widget_show (item);
1546 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1547 item = gtk_menu_item_new_with_label ("100%");
1548 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_100), dt);
1549 gtk_widget_show (item);
1550 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1551 item = gtk_menu_item_new_with_label ("50%");
1552 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_50), dt);
1553 gtk_widget_show (item);
1554 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1556 item = gtk_separator_menu_item_new ();
1557 gtk_widget_show (item);
1558 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1560 item = gtk_menu_item_new_with_label (_("Page"));
1561 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_page), dt);
1562 gtk_widget_show (item);
1563 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1564 item = gtk_menu_item_new_with_label (_("Drawing"));
1565 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_drawing), dt);
1566 gtk_widget_show (item);
1567 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1568 item = gtk_menu_item_new_with_label (_("Selection"));
1569 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_selection), dt);
1570 gtk_widget_show (item);
1571 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1572 }
1574 static void
1575 sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor)
1576 {
1577 Geom::Rect const d = dt->get_display_area();
1578 dt->zoom_absolute(d.midpoint()[Geom::X], d.midpoint()[Geom::Y], factor);
1579 }
1581 static void
1582 sp_dtw_zoom_50 (GtkMenuItem */*item*/, gpointer data)
1583 {
1584 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 0.5);
1585 }
1587 static void
1588 sp_dtw_zoom_100 (GtkMenuItem */*item*/, gpointer data)
1589 {
1590 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 1.0);
1591 }
1593 static void
1594 sp_dtw_zoom_200 (GtkMenuItem */*item*/, gpointer data)
1595 {
1596 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 2.0);
1597 }
1599 static void
1600 sp_dtw_zoom_page (GtkMenuItem */*item*/, gpointer data)
1601 {
1602 static_cast<SPDesktop*>(data)->zoom_page();
1603 }
1605 static void
1606 sp_dtw_zoom_drawing (GtkMenuItem */*item*/, gpointer data)
1607 {
1608 static_cast<SPDesktop*>(data)->zoom_drawing();
1609 }
1611 static void
1612 sp_dtw_zoom_selection (GtkMenuItem */*item*/, gpointer data)
1613 {
1614 static_cast<SPDesktop*>(data)->zoom_selection();
1615 }
1619 void
1620 sp_desktop_widget_update_zoom (SPDesktopWidget *dtw)
1621 {
1622 g_signal_handlers_block_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1623 gtk_spin_button_set_value (GTK_SPIN_BUTTON (dtw->zoom_status), log(dtw->desktop->current_zoom()) / log(2));
1624 gtk_widget_queue_draw(GTK_WIDGET(dtw->zoom_status));
1625 if (GTK_WIDGET(dtw->zoom_status)->window)
1626 gdk_window_process_updates(GTK_WIDGET(dtw->zoom_status)->window, TRUE);
1627 g_signal_handlers_unblock_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1628 }
1630 void
1631 sp_desktop_widget_toggle_rulers (SPDesktopWidget *dtw)
1632 {
1633 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1634 if (GTK_WIDGET_VISIBLE (dtw->hruler)) {
1635 gtk_widget_hide_all (dtw->hruler);
1636 gtk_widget_hide_all (dtw->vruler);
1637 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/rulers/state" : "/window/rulers/state", false);
1638 } else {
1639 gtk_widget_show_all (dtw->hruler);
1640 gtk_widget_show_all (dtw->vruler);
1641 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/rulers/state" : "/window/rulers/state", true);
1642 }
1643 }
1645 void
1646 sp_desktop_widget_toggle_scrollbars (SPDesktopWidget *dtw)
1647 {
1648 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1649 if (GTK_WIDGET_VISIBLE (dtw->hscrollbar)) {
1650 gtk_widget_hide_all (dtw->hscrollbar);
1651 gtk_widget_hide_all (dtw->vscrollbar_box);
1652 gtk_widget_hide_all( dtw->cms_adjust );
1653 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/scrollbars/state" : "/window/scrollbars/state", false);
1654 } else {
1655 gtk_widget_show_all (dtw->hscrollbar);
1656 gtk_widget_show_all (dtw->vscrollbar_box);
1657 gtk_widget_show_all( dtw->cms_adjust );
1658 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/scrollbars/state" : "/window/scrollbars/state", true);
1659 }
1660 }
1662 void sp_desktop_widget_toggle_color_prof_adj( SPDesktopWidget *dtw )
1663 {
1665 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) ) {
1666 if ( SP_BUTTON_IS_DOWN(dtw->cms_adjust) ) {
1667 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), FALSE );
1668 } else {
1669 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
1670 }
1671 }
1672 }
1674 /* Unused
1675 void
1676 sp_spw_toggle_menubar (SPDesktopWidget *dtw, bool is_fullscreen)
1677 {
1678 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1679 if (GTK_WIDGET_VISIBLE (dtw->menubar)) {
1680 gtk_widget_hide_all (dtw->menubar);
1681 prefs->setBool(is_fullscreen ? "/fullscreen/menu/state" : "/window/menu/state", false);
1682 } else {
1683 gtk_widget_show_all (dtw->menubar);
1684 prefs->setBool(is_fullscreen ? "/fullscreen/menu/state" : "/window/menu/state", true);
1685 }
1686 }
1687 */
1689 static void
1690 set_adjustment (GtkAdjustment *adj, double l, double u, double ps, double si, double pi)
1691 {
1692 if ((l != adj->lower) ||
1693 (u != adj->upper) ||
1694 (ps != adj->page_size) ||
1695 (si != adj->step_increment) ||
1696 (pi != adj->page_increment)) {
1697 adj->lower = l;
1698 adj->upper = u;
1699 adj->page_size = ps;
1700 adj->step_increment = si;
1701 adj->page_increment = pi;
1702 gtk_adjustment_changed (adj);
1703 }
1704 }
1706 void
1707 sp_desktop_widget_update_scrollbars (SPDesktopWidget *dtw, double scale)
1708 {
1709 if (!dtw) return;
1710 if (dtw->update) return;
1711 dtw->update = 1;
1713 /* The desktop region we always show unconditionally */
1714 SPDocument *doc = dtw->desktop->doc();
1715 Geom::Rect darea ( Geom::Point(-sp_document_width(doc), -sp_document_height(doc)),
1716 Geom::Point(2 * sp_document_width(doc), 2 * sp_document_height(doc)) );
1717 SPObject* root = doc->root;
1718 SPItem* item = SP_ITEM(root);
1719 Geom::OptRect deskarea = Geom::unify(darea, sp_item_bbox_desktop(item));
1721 /* Canvas region we always show unconditionally */
1722 Geom::Rect carea( Geom::Point(deskarea->min()[Geom::X] * scale - 64, deskarea->max()[Geom::Y] * -scale - 64),
1723 Geom::Point(deskarea->max()[Geom::X] * scale + 64, deskarea->min()[Geom::Y] * -scale + 64) );
1725 Geom::Rect viewbox = dtw->canvas->getViewbox();
1727 /* Viewbox is always included into scrollable region */
1728 carea = Geom::unify(carea, viewbox);
1730 set_adjustment(dtw->hadj, carea.min()[Geom::X], carea.max()[Geom::X],
1731 viewbox.dimensions()[Geom::X],
1732 0.1 * viewbox.dimensions()[Geom::X],
1733 viewbox.dimensions()[Geom::X]);
1734 gtk_adjustment_set_value(dtw->hadj, viewbox.min()[Geom::X]);
1736 set_adjustment(dtw->vadj, carea.min()[Geom::Y], carea.max()[Geom::Y],
1737 viewbox.dimensions()[Geom::Y],
1738 0.1 * viewbox.dimensions()[Geom::Y],
1739 viewbox.dimensions()[Geom::Y]);
1740 gtk_adjustment_set_value(dtw->vadj, viewbox.min()[Geom::Y]);
1742 dtw->update = 0;
1743 }
1746 /*
1747 Local Variables:
1748 mode:c++
1749 c-file-style:"stroustrup"
1750 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1751 indent-tabs-mode:nil
1752 fill-column:99
1753 End:
1754 */
1755 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :