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 "macros.h"
31 #include "inkscape-private.h"
32 #include "desktop-handles.h"
33 #include "desktop-events.h"
34 #include "document.h"
35 #include "desktop-widget.h"
36 #include "sp-namedview.h"
37 #include "interface.h"
38 #include "toolbox.h"
39 #include "preferences.h"
40 #include "file.h"
41 #include "display/canvas-arena.h"
42 #include "display/nr-arena.h"
43 #include <extension/db.h>
44 #include "helper/units.h"
45 #include "widgets/button.h"
46 #include "widgets/ruler.h"
47 #include "widgets/widget-sizes.h"
48 #include "widgets/spw-utilities.h"
49 #include "widgets/spinbutton-events.h"
50 #include "widgets/layer-selector.h"
51 #include "ui/dialog/dialog-manager.h"
52 #include "ui/widget/dock.h"
53 #include "ui/widget/selected-style.h"
54 #include "sp-item.h"
55 #include "dialogs/swatches.h"
56 #include "conn-avoid-ref.h"
57 #include "ege-select-one-action.h"
58 #include "ege-color-prof-tracker.h"
59 #include "color-profile-fns.h"
60 #include "box3d-context.h"
61 #include "sp-image.h"
63 #if defined (SOLARIS) && (SOLARIS == 8)
64 #include "round.h"
65 using Inkscape::round;
66 #endif
68 #ifdef WITH_INKBOARD
69 #endif
73 enum {
74 ACTIVATE,
75 DEACTIVATE,
76 MODIFIED,
77 EVENT_CONTEXT_CHANGED,
78 LAST_SIGNAL
79 };
82 //---------------------------------------------------------------------
83 /* SPDesktopWidget */
85 static void sp_desktop_widget_class_init (SPDesktopWidgetClass *klass);
86 static void sp_desktop_widget_init (SPDesktopWidget *widget);
87 static void sp_desktop_widget_destroy (GtkObject *object);
89 static void sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
90 static void sp_desktop_widget_realize (GtkWidget *widget);
92 static gint sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw);
94 static void sp_dtw_color_profile_event(EgeColorProfTracker *widget, SPDesktopWidget *dtw);
95 static void cms_adjust_toggled( GtkWidget *button, gpointer data );
96 static void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled );
97 static void sp_desktop_widget_adjustment_value_changed (GtkAdjustment *adj, SPDesktopWidget *dtw);
98 static void sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw);
100 static gdouble sp_dtw_zoom_value_to_display (gdouble value);
101 static gdouble sp_dtw_zoom_display_to_value (gdouble value);
102 static gint sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer data);
103 static bool sp_dtw_zoom_output (GtkSpinButton *spin, gpointer data);
104 static void sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data);
105 static void sp_dtw_zoom_populate_popup (GtkEntry *entry, GtkMenu *menu, gpointer data);
106 static void sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor);
107 static void sp_dtw_zoom_50 (GtkMenuItem *item, gpointer data);
108 static void sp_dtw_zoom_100 (GtkMenuItem *item, gpointer data);
109 static void sp_dtw_zoom_200 (GtkMenuItem *item, gpointer data);
110 static void sp_dtw_zoom_page (GtkMenuItem *item, gpointer data);
111 static void sp_dtw_zoom_drawing (GtkMenuItem *item, gpointer data);
112 static void sp_dtw_zoom_selection (GtkMenuItem *item, gpointer data);
114 SPViewWidgetClass *dtw_parent_class;
116 class CMSPrefWatcher {
117 public:
118 CMSPrefWatcher() :
119 _dpw(*this),
120 _spw(*this),
121 _tracker(ege_color_prof_tracker_new(0))
122 {
123 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
124 g_signal_connect( G_OBJECT(_tracker), "modified", G_CALLBACK(hook), this );
125 prefs->addObserver(_dpw);
126 prefs->addObserver(_spw);
127 }
128 virtual ~CMSPrefWatcher() {}
130 //virtual void notify(PrefValue &);
131 void add( SPDesktopWidget* dtw ) {
132 _widget_list.push_back(dtw);
133 }
134 void remove( SPDesktopWidget* dtw ) {
135 _widget_list.remove(dtw);
136 }
138 private:
139 static void hook(EgeColorProfTracker *tracker, gint a, gint b, CMSPrefWatcher *watcher);
141 class DisplayProfileWatcher : public Inkscape::Preferences::Observer {
142 public:
143 DisplayProfileWatcher(CMSPrefWatcher &pw) : Observer("/options/displayprofile"), _pw(pw) {}
144 virtual void notify(Inkscape::Preferences::Entry const &val) {
145 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
146 _pw._setCmsSensitive(!prefs->getString("/options/displayprofile/uri").empty());
147 _pw._refreshAll();
148 }
149 private:
150 CMSPrefWatcher &_pw;
151 };
153 DisplayProfileWatcher _dpw;
155 class SoftProofWatcher : public Inkscape::Preferences::Observer {
156 public:
157 SoftProofWatcher(CMSPrefWatcher &pw) : Observer("/options/softproof"), _pw(pw) {}
158 virtual void notify(Inkscape::Preferences::Entry const &) {
159 _pw._refreshAll();
160 }
161 private:
162 CMSPrefWatcher &_pw;
163 };
165 SoftProofWatcher _spw;
167 void _refreshAll();
168 void _setCmsSensitive(bool value);
170 std::list<SPDesktopWidget*> _widget_list;
171 EgeColorProfTracker *_tracker;
173 friend class DisplayProfileWatcher;
174 friend class SoftproofWatcher;
175 };
177 void CMSPrefWatcher::hook(EgeColorProfTracker */*tracker*/, gint screen, gint monitor, CMSPrefWatcher */*watcher*/)
178 {
179 #if ENABLE_LCMS
180 unsigned char* buf = 0;
181 guint len = 0;
183 ege_color_prof_tracker_get_profile_for( screen, monitor, reinterpret_cast<gpointer*>(&buf), &len );
184 Glib::ustring id = Inkscape::colorprofile_set_display_per( buf, len, screen, monitor );
185 #endif // ENABLE_LCMS
186 }
188 /// @todo Use conditional compilation in saner places. The whole PrefWatcher
189 /// object is unnecessary if ENABLE_LCMS is not defined.
190 void CMSPrefWatcher::_refreshAll()
191 {
192 #if ENABLE_LCMS
193 for ( std::list<SPDesktopWidget*>::iterator it = _widget_list.begin(); it != _widget_list.end(); ++it ) {
194 (*it)->requestCanvasUpdate();
195 }
196 #endif // ENABLE_LCMS
197 }
199 void CMSPrefWatcher::_setCmsSensitive(bool enabled)
200 {
201 #if ENABLE_LCMS
202 for ( std::list<SPDesktopWidget*>::iterator it = _widget_list.begin(); it != _widget_list.end(); ++it ) {
203 SPDesktopWidget *dtw = *it;
204 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) != enabled ) {
205 cms_adjust_set_sensitive( dtw, enabled );
206 }
207 }
208 #else
209 (void) enabled;
210 #endif // ENABLE_LCMS
211 }
213 static CMSPrefWatcher* watcher = NULL;
215 void
216 SPDesktopWidget::setMessage (Inkscape::MessageType type, const gchar *message)
217 {
218 GtkLabel *sb=GTK_LABEL(this->select_status);
219 gtk_label_set_markup (sb, message ? message : "");
221 // make sure the important messages are displayed immediately!
222 if (type == Inkscape::IMMEDIATE_MESSAGE && GTK_WIDGET_DRAWABLE (GTK_WIDGET(sb))) {
223 gtk_widget_queue_draw(GTK_WIDGET(sb));
224 gdk_window_process_updates(GTK_WIDGET(sb)->window, TRUE);
225 }
227 gtk_tooltips_set_tip (this->tt, this->select_status_eventbox, gtk_label_get_text (sb) , NULL);
228 }
230 Geom::Point
231 SPDesktopWidget::window_get_pointer()
232 {
233 gint x,y;
234 gdk_window_get_pointer (GTK_WIDGET (canvas)->window, &x, &y, NULL);
235 return Geom::Point(x,y);
236 }
238 /**
239 * Registers SPDesktopWidget class and returns its type number.
240 */
241 GType sp_desktop_widget_get_type(void)
242 {
243 static GtkType type = 0;
244 if (!type) {
245 GTypeInfo info = {
246 sizeof(SPDesktopWidgetClass),
247 0, // base_init
248 0, // base_finalize
249 (GClassInitFunc)sp_desktop_widget_class_init,
250 0, // class_finalize
251 0, // class_data
252 sizeof(SPDesktopWidget),
253 0, // n_preallocs
254 (GInstanceInitFunc)sp_desktop_widget_init,
255 0 // value_table
256 };
257 type = g_type_register_static(SP_TYPE_VIEW_WIDGET, "SPDesktopWidget", &info, static_cast<GTypeFlags>(0));
258 }
259 return type;
260 }
262 /**
263 * SPDesktopWidget vtable initialization
264 */
265 static void
266 sp_desktop_widget_class_init (SPDesktopWidgetClass *klass)
267 {
268 dtw_parent_class = (SPViewWidgetClass*)gtk_type_class (SP_TYPE_VIEW_WIDGET);
270 GtkObjectClass *object_class = (GtkObjectClass *) klass;
271 GtkWidgetClass *widget_class = (GtkWidgetClass *) klass;
273 object_class->destroy = sp_desktop_widget_destroy;
275 widget_class->size_allocate = sp_desktop_widget_size_allocate;
276 widget_class->realize = sp_desktop_widget_realize;
277 }
279 /**
280 * Callback for SPDesktopWidget object initialization.
281 */
282 static void
283 sp_desktop_widget_init (SPDesktopWidget *dtw)
284 {
285 GtkWidget *widget;
286 GtkWidget *tbl;
287 GtkWidget *canvas_tbl;
289 GtkWidget *hbox;
290 GtkWidget *eventbox;
291 GtkStyle *style;
293 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
295 new (&dtw->modified_connection) sigc::connection();
297 widget = GTK_WIDGET (dtw);
299 dtw->window = 0;
300 dtw->desktop = NULL;
301 dtw->_interaction_disabled_counter = 0;
302 dtw->tt = gtk_tooltips_new ();
304 /* Main table */
305 dtw->vbox = gtk_vbox_new (FALSE, 0);
306 gtk_container_add( GTK_CONTAINER(dtw), GTK_WIDGET(dtw->vbox) );
308 dtw->statusbar = gtk_hbox_new (FALSE, 0);
309 //gtk_widget_set_usize (dtw->statusbar, -1, BOTTOM_BAR_HEIGHT);
310 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->statusbar, FALSE, TRUE, 0);
312 {
313 using Inkscape::UI::Dialogs::SwatchesPanel;
315 SwatchesPanel* swatches = new SwatchesPanel("/embedded/swatches");
316 swatches->setOrientation( Gtk::ANCHOR_SOUTH );
317 dtw->panels = GTK_WIDGET(swatches->gobj());
318 gtk_box_pack_end( GTK_BOX( dtw->vbox ), dtw->panels, FALSE, TRUE, 0 );
319 }
321 hbox = gtk_hbox_new (FALSE, 0);
322 gtk_box_pack_end (GTK_BOX (dtw->vbox), hbox, TRUE, TRUE, 0);
323 gtk_widget_show (hbox);
325 dtw->aux_toolbox = sp_aux_toolbox_new ();
326 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->aux_toolbox, FALSE, TRUE, 0);
328 dtw->commands_toolbox = sp_commands_toolbox_new ();
329 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->commands_toolbox, FALSE, TRUE, 0);
331 dtw->tool_toolbox = sp_tool_toolbox_new ();
332 gtk_box_pack_start (GTK_BOX (hbox), dtw->tool_toolbox, FALSE, TRUE, 0);
334 tbl = gtk_table_new (2, 3, FALSE);
335 gtk_box_pack_start (GTK_BOX (hbox), tbl, TRUE, TRUE, 1);
337 canvas_tbl = gtk_table_new (3, 3, FALSE);
339 /* Horizontal ruler */
340 eventbox = gtk_event_box_new ();
341 dtw->hruler = sp_hruler_new ();
342 dtw->hruler_box = eventbox;
343 sp_ruler_set_metric (GTK_RULER (dtw->hruler), SP_PT);
344 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
345 gtk_container_add (GTK_CONTAINER (eventbox), dtw->hruler);
346 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 1, 2, 0, 1, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), widget->style->xthickness, 0);
347 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_hruler_event), dtw);
348 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_hruler_event), dtw);
349 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_hruler_event), dtw);
351 /* Vertical ruler */
352 eventbox = gtk_event_box_new ();
353 dtw->vruler = sp_vruler_new ();
354 dtw->vruler_box = eventbox;
355 sp_ruler_set_metric (GTK_RULER (dtw->vruler), SP_PT);
356 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
357 gtk_container_add (GTK_CONTAINER (eventbox), GTK_WIDGET (dtw->vruler));
358 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 0, 1, 1, 2, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), 0, widget->style->ythickness);
359 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_vruler_event), dtw);
360 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_vruler_event), dtw);
361 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_vruler_event), dtw);
363 /* Horizontal scrollbar */
364 dtw->hadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
365 dtw->hscrollbar = gtk_hscrollbar_new (GTK_ADJUSTMENT (dtw->hadj));
366 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->hscrollbar, 1, 2, 2, 3, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
368 /* Vertical scrollbar and the sticky zoom button */
369 dtw->vscrollbar_box = gtk_vbox_new (FALSE, 0);
370 dtw->sticky_zoom = sp_button_new_from_data ( Inkscape::ICON_SIZE_DECORATION,
371 SP_BUTTON_TYPE_TOGGLE,
372 NULL,
373 "sticky_zoom",
374 _("Zoom drawing if window size changes"),
375 dtw->tt);
376 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dtw->sticky_zoom), prefs->getBool("/options/stickyzoom/value"));
377 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->sticky_zoom, FALSE, FALSE, 0);
378 dtw->vadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
379 dtw->vscrollbar = gtk_vscrollbar_new (GTK_ADJUSTMENT (dtw->vadj));
380 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->vscrollbar, TRUE, TRUE, 0);
381 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->vscrollbar_box, 2, 3, 0, 2, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_FILL), 0, 0);
384 gchar const* tip = "";
385 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
386 if ( verb ) {
387 SPAction *act = verb->get_action( dtw->viewwidget.view );
388 if ( act && act->tip ) {
389 tip = act->tip;
390 }
391 }
392 dtw->cms_adjust = sp_button_new_from_data( Inkscape::ICON_SIZE_DECORATION,
393 SP_BUTTON_TYPE_TOGGLE,
394 NULL,
395 "color_management",
396 tip,
397 dtw->tt );
398 #if ENABLE_LCMS
399 {
400 Glib::ustring current = prefs->getString("/options/displayprofile/uri");
401 bool enabled = current.length() > 0;
402 cms_adjust_set_sensitive( dtw, enabled );
403 if ( enabled ) {
404 bool active = prefs->getBool("/options/displayprofile/enable");
405 if ( active ) {
406 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
407 }
408 }
409 }
410 g_signal_connect_after( G_OBJECT(dtw->cms_adjust), "clicked", G_CALLBACK(cms_adjust_toggled), dtw );
411 #else
412 cms_adjust_set_sensitive(dtw, FALSE);
413 #endif // ENABLE_LCMS
414 gtk_table_attach( GTK_TABLE(canvas_tbl), dtw->cms_adjust, 2, 3, 2, 3, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
415 {
416 if (!watcher) {
417 watcher = new CMSPrefWatcher();
418 }
419 watcher->add(dtw);
420 }
422 /* Canvas */
423 dtw->canvas = SP_CANVAS (sp_canvas_new_aa ());
424 #if ENABLE_LCMS
425 dtw->canvas->enable_cms_display_adj = prefs->getBool("/options/displayprofile/enable");
426 #endif // ENABLE_LCMS
427 GTK_WIDGET_SET_FLAGS (GTK_WIDGET (dtw->canvas), GTK_CAN_FOCUS);
428 style = gtk_style_copy (GTK_WIDGET (dtw->canvas)->style);
429 style->bg[GTK_STATE_NORMAL] = style->white;
430 gtk_widget_set_style (GTK_WIDGET (dtw->canvas), style);
431 if ( prefs->getBool("/options/useextinput/value", true) )
432 gtk_widget_set_extension_events(GTK_WIDGET (dtw->canvas) , GDK_EXTENSION_EVENTS_ALL); //set extension events for tablets, unless disabled in preferences
433 g_signal_connect (G_OBJECT (dtw->canvas), "event", G_CALLBACK (sp_desktop_widget_event), dtw);
434 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);
436 /* Dock */
437 bool create_dock =
438 prefs->getIntLimited("/options/dialogtype/value", Inkscape::UI::Dialog::FLOATING, 0, 1) ==
439 Inkscape::UI::Dialog::DOCK;
441 if (create_dock) {
442 dtw->dock = new Inkscape::UI::Widget::Dock();
444 Gtk::HPaned *paned = new Gtk::HPaned();
445 paned->pack1(*Glib::wrap(canvas_tbl));
446 paned->pack2(dtw->dock->getWidget(), Gtk::FILL);
448 /* Prevent the paned from catching F6 and F8 by unsetting the default callbacks */
449 if (GtkPanedClass *paned_class = GTK_PANED_CLASS (G_OBJECT_GET_CLASS (paned->gobj()))) {
450 paned_class->cycle_child_focus = NULL;
451 paned_class->cycle_handle_focus = NULL;
452 }
454 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (paned->gobj()), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
455 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
457 } else {
458 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (canvas_tbl), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
459 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
460 }
462 dtw->selected_style = new Inkscape::UI::Widget::SelectedStyle(true);
463 GtkHBox *ss_ = dtw->selected_style->gobj();
464 gtk_box_pack_start (GTK_BOX (dtw->statusbar), GTK_WIDGET(ss_), FALSE, FALSE, 0);
465 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_vseparator_new(), FALSE, FALSE, 0);
467 // connect scrollbar signals
468 g_signal_connect (G_OBJECT (dtw->hadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
469 g_signal_connect (G_OBJECT (dtw->vadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
471 GtkWidget *statusbar_tail=gtk_statusbar_new();
472 gtk_statusbar_set_has_resize_grip(GTK_STATUSBAR(statusbar_tail), TRUE);
473 gtk_box_pack_end (GTK_BOX (dtw->statusbar), statusbar_tail, FALSE, FALSE, 0);
475 // zoom status spinbutton
476 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);
477 gtk_tooltips_set_tip (dtw->tt, dtw->zoom_status, _("Zoom"), NULL);
478 gtk_widget_set_size_request (dtw->zoom_status, STATUS_ZOOM_WIDTH, -1);
479 gtk_entry_set_width_chars (GTK_ENTRY (dtw->zoom_status), 6);
480 gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (dtw->zoom_status), FALSE);
481 gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (dtw->zoom_status), GTK_UPDATE_ALWAYS);
482 g_signal_connect (G_OBJECT (dtw->zoom_status), "input", G_CALLBACK (sp_dtw_zoom_input), dtw);
483 g_signal_connect (G_OBJECT (dtw->zoom_status), "output", G_CALLBACK (sp_dtw_zoom_output), dtw);
484 gtk_object_set_data (GTK_OBJECT (dtw->zoom_status), "dtw", dtw->canvas);
485 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "focus-in-event", GTK_SIGNAL_FUNC (spinbutton_focus_in), dtw->zoom_status);
486 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "key-press-event", GTK_SIGNAL_FUNC (spinbutton_keypress), dtw->zoom_status);
487 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "value_changed", G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
488 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "populate_popup", G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
490 // cursor coordinates
491 dtw->coord_status = gtk_table_new (5, 2, FALSE);
492 gtk_table_set_row_spacings(GTK_TABLE(dtw->coord_status), 0);
493 gtk_table_set_col_spacings(GTK_TABLE(dtw->coord_status), 2);
494 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_vseparator_new(), 0,1, 0,2, GTK_FILL, GTK_FILL, 0, 0);
495 eventbox = gtk_event_box_new ();
496 gtk_container_add (GTK_CONTAINER (eventbox), dtw->coord_status);
497 gtk_tooltips_set_tip (dtw->tt, eventbox, _("Cursor coordinates"), NULL);
498 GtkWidget *label_x = gtk_label_new("X:");
499 gtk_misc_set_alignment (GTK_MISC(label_x), 0.0, 0.5);
500 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_x, 1,2, 0,1, GTK_FILL, GTK_FILL, 0, 0);
501 GtkWidget *label_y = gtk_label_new("Y:");
502 gtk_misc_set_alignment (GTK_MISC(label_y), 0.0, 0.5);
503 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_y, 1,2, 1,2, GTK_FILL, GTK_FILL, 0, 0);
504 dtw->coord_status_x = gtk_label_new(NULL);
505 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_x), "<tt> 0.00 </tt>" );
506 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_x), 1.0, 0.5);
507 dtw->coord_status_y = gtk_label_new(NULL);
508 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_y), "<tt> 0.00 </tt>" );
509 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_y), 1.0, 0.5);
510 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_x, 2,3, 0,1, GTK_FILL, GTK_FILL, 0, 0);
511 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_y, 2,3, 1,2, GTK_FILL, GTK_FILL, 0, 0);
512 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_label_new("Z:"), 3,4, 0,2, GTK_FILL, GTK_FILL, 0, 0);
513 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->zoom_status, 4,5, 0,2, GTK_FILL, GTK_FILL, 0, 0);
514 sp_set_font_size_smaller (dtw->coord_status);
515 gtk_box_pack_end (GTK_BOX (statusbar_tail), eventbox, FALSE, FALSE, 1);
517 dtw->layer_selector = new Inkscape::Widgets::LayerSelector(NULL);
518 // FIXME: need to unreference on container destruction to avoid leak
519 dtw->layer_selector->reference();
520 //dtw->layer_selector->set_size_request(-1, SP_ICON_SIZE_BUTTON);
521 gtk_box_pack_start(GTK_BOX(dtw->statusbar), GTK_WIDGET(dtw->layer_selector->gobj()), FALSE, FALSE, 1);
523 dtw->_tracker = ege_color_prof_tracker_new(GTK_WIDGET(dtw->layer_selector->gobj()));
524 #if ENABLE_LCMS
525 {
526 Glib::ustring id = Inkscape::colorprofile_get_display_id( 0, 0 );
527 bool enabled = false;
528 if ( dtw->canvas->cms_key ) {
529 *(dtw->canvas->cms_key) = id;
530 enabled = !dtw->canvas->cms_key->empty();
531 }
532 cms_adjust_set_sensitive( dtw, enabled );
533 }
534 #endif // ENABLE_LCMS
535 g_signal_connect( G_OBJECT(dtw->_tracker), "changed", G_CALLBACK(sp_dtw_color_profile_event), dtw );
537 dtw->select_status_eventbox = gtk_event_box_new ();
538 dtw->select_status = gtk_label_new (NULL);
539 #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 6
540 gtk_label_set_ellipsize (GTK_LABEL(dtw->select_status), PANGO_ELLIPSIZE_END);
541 #endif
542 gtk_misc_set_alignment (GTK_MISC (dtw->select_status), 0.0, 0.5);
543 gtk_widget_set_size_request (dtw->select_status, 1, -1);
544 // display the initial welcome message in the statusbar
545 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."));
546 // space label 2 pixels from left edge
547 gtk_container_add (GTK_CONTAINER (dtw->select_status_eventbox), dtw->select_status);
548 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_hbox_new(FALSE, 0), FALSE, FALSE, 2);
549 gtk_box_pack_start (GTK_BOX (dtw->statusbar), dtw->select_status_eventbox, TRUE, TRUE, 0);
551 gtk_widget_show_all (dtw->vbox);
552 }
554 /**
555 * Called before SPDesktopWidget destruction.
556 */
557 static void
558 sp_desktop_widget_destroy (GtkObject *object)
559 {
560 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (object);
562 if (dtw->desktop) {
563 if ( watcher ) {
564 watcher->remove(dtw);
565 }
566 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_input), dtw);
567 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_output), dtw);
568 gtk_signal_disconnect_by_data (GTK_OBJECT (dtw->zoom_status), dtw->zoom_status);
569 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
570 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
571 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->canvas), (gpointer) G_CALLBACK (sp_desktop_widget_event), dtw);
573 dtw->layer_selector->unreference();
574 inkscape_remove_desktop (dtw->desktop); // clears selection too
575 dtw->modified_connection.disconnect();
576 dtw->desktop->destroy();
577 Inkscape::GC::release (dtw->desktop);
578 dtw->desktop = NULL;
579 }
581 dtw->modified_connection.~connection();
583 if (GTK_OBJECT_CLASS (dtw_parent_class)->destroy) {
584 (* GTK_OBJECT_CLASS (dtw_parent_class)->destroy) (object);
585 }
586 }
589 /**
590 * Set the title in the desktop-window (if desktop has an own window).
591 *
592 * The title has form file name: desktop number - Inkscape.
593 * The desktop number is only shown if it's 2 or higher,
594 */
595 void
596 SPDesktopWidget::updateTitle(gchar const* uri)
597 {
598 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
600 if (window) {
601 gchar const *fname = ( TRUE
602 ? uri
603 : g_basename(uri) );
604 GString *name = g_string_new ("");
605 if (this->desktop->number > 1) {
606 if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
607 g_string_printf (name, _("%s: %d (outline) - Inkscape"), fname, this->desktop->number);
608 } else {
609 g_string_printf (name, _("%s: %d - Inkscape"), fname, this->desktop->number);
610 }
611 } else {
612 if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
613 g_string_printf (name, _("%s (outline) - Inkscape"), fname);
614 } else {
615 g_string_printf (name, _("%s - Inkscape"), fname);
616 }
617 }
618 window->set_title (name->str);
619 g_string_free (name, TRUE);
620 }
621 }
623 Inkscape::UI::Widget::Dock*
624 SPDesktopWidget::getDock()
625 {
626 return dock;
627 }
629 /**
630 * Callback to allocate space for desktop widget.
631 */
632 static void
633 sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
634 {
635 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
637 if ((allocation->x == widget->allocation.x) &&
638 (allocation->y == widget->allocation.y) &&
639 (allocation->width == widget->allocation.width) &&
640 (allocation->height == widget->allocation.height)) {
641 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate)
642 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
643 return;
644 }
646 if (GTK_WIDGET_REALIZED (widget)) {
647 Geom::Rect const area = dtw->desktop->get_display_area();
648 double zoom = dtw->desktop->current_zoom();
650 if (GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate) {
651 GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate (widget, allocation);
652 }
654 if (SP_BUTTON_IS_DOWN(dtw->sticky_zoom)) {
655 /* Calculate zoom per pixel */
656 double const zpsp = zoom / hypot (area.dimensions()[Geom::X], area.dimensions()[Geom::Y]);
657 /* Find new visible area */
658 Geom::Rect newarea = dtw->desktop->get_display_area();
659 /* Calculate adjusted zoom */
660 zoom = zpsp * hypot(newarea.dimensions()[Geom::X], newarea.dimensions()[Geom::Y]);
661 dtw->desktop->zoom_absolute(newarea.midpoint()[Geom::X], newarea.midpoint()[Geom::Y], zoom);
662 } else {
663 dtw->desktop->zoom_absolute(area.midpoint()[Geom::X], area.midpoint()[Geom::Y], zoom);
664 }
666 } else {
667 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate) {
668 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
669 }
670 // this->size_allocate (widget, allocation);
671 }
672 }
674 /**
675 * Callback to realize desktop widget.
676 */
677 static void
678 sp_desktop_widget_realize (GtkWidget *widget)
679 {
681 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
683 if (GTK_WIDGET_CLASS (dtw_parent_class)->realize)
684 (* GTK_WIDGET_CLASS (dtw_parent_class)->realize) (widget);
686 NRRect d;
687 d.x0 = 0.0;
688 d.y0 = 0.0;
689 d.x1 = sp_document_width (dtw->desktop->doc());
690 d.y1 = sp_document_height (dtw->desktop->doc());
692 if ((fabs (d.x1 - d.x0) < 1.0) || (fabs (d.y1 - d.y0) < 1.0)) return;
694 dtw->desktop->set_display_area (d.x0, d.y0, d.x1, d.y1, 10);
696 sp_desktop_widget_update_namedview(dtw);
697 }
699 /* This is just to provide access to common functionality from sp_desktop_widget_realize() above
700 as well as from SPDesktop::change_document() */
701 void
702 sp_desktop_widget_update_namedview (SPDesktopWidget *dtw) {
703 g_return_if_fail(dtw);
705 /* Listen on namedview modification */
706 // originally (prior to the sigc++ conversion) the signal was simply
707 // connected twice rather than disconnecting the first connection
708 dtw->modified_connection.disconnect();
709 dtw->modified_connection = dtw->desktop->namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
710 sp_desktop_widget_namedview_modified (dtw->desktop->namedview, SP_OBJECT_MODIFIED_FLAG, dtw);
712 dtw->updateTitle(SP_DOCUMENT_NAME (dtw->desktop->doc()));
713 }
715 /**
716 * Callback to handle desktop widget event.
717 */
718 static gint
719 sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw)
720 {
721 if (event->type == GDK_BUTTON_PRESS) {
722 // defocus any spinbuttons
723 gtk_widget_grab_focus (GTK_WIDGET(dtw->canvas));
724 }
726 if ((event->type == GDK_BUTTON_PRESS) && (event->button.button == 3)) {
727 if (event->button.state & GDK_SHIFT_MASK) {
728 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), TRUE);
729 } else {
730 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), FALSE);
731 }
732 }
734 if (GTK_WIDGET_CLASS (dtw_parent_class)->event) {
735 return (* GTK_WIDGET_CLASS (dtw_parent_class)->event) (widget, event);
736 } else {
737 // The keypress events need to be passed to desktop handler explicitly,
738 // because otherwise the event contexts only receive keypresses when the mouse cursor
739 // is over the canvas. This redirection is only done for keypresses and only if there's no
740 // current item on the canvas, because item events and all mouse events are caught
741 // and passed on by the canvas acetate (I think). --bb
742 if (event->type == GDK_KEY_PRESS && !dtw->canvas->current_item) {
743 return sp_desktop_root_handler (NULL, event, dtw->desktop);
744 }
745 }
747 return FALSE;
748 }
750 void sp_dtw_color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktopWidget *dtw)
751 {
752 #if ENABLE_LCMS
753 // Handle profile changes
754 GdkScreen* screen = gtk_widget_get_screen(GTK_WIDGET(dtw));
755 gint screenNum = gdk_screen_get_number(screen);
756 gint monitor = gdk_screen_get_monitor_at_window(screen, gtk_widget_get_toplevel(GTK_WIDGET(dtw))->window);
757 Glib::ustring id = Inkscape::colorprofile_get_display_id( screenNum, monitor );
758 bool enabled = false;
759 if ( dtw->canvas->cms_key ) {
760 *(dtw->canvas->cms_key) = id;
761 dtw->requestCanvasUpdate();
762 enabled = !dtw->canvas->cms_key->empty();
763 }
764 cms_adjust_set_sensitive( dtw, enabled );
765 #endif // ENABLE_LCMS
766 }
768 void cms_adjust_toggled( GtkWidget */*button*/, gpointer data )
769 {
770 #if ENABLE_LCMS
771 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET(data);
773 bool down = SP_BUTTON_IS_DOWN(dtw->cms_adjust);
774 if ( down != dtw->canvas->enable_cms_display_adj ) {
775 dtw->canvas->enable_cms_display_adj = down;
776 dtw->requestCanvasUpdate();
777 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
778 prefs->setBool("/options/displayprofile/enable", down);
779 }
780 #endif // ENABLE_LCMS
781 }
783 void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled )
784 {
785 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
786 if ( verb ) {
787 SPAction *act = verb->get_action( dtw->viewwidget.view );
788 if ( act ) {
789 sp_action_set_sensitive( act, enabled );
790 }
791 }
792 gtk_widget_set_sensitive( dtw->cms_adjust, enabled );
793 }
795 void
796 sp_dtw_desktop_activate (SPDesktopWidget */*dtw*/)
797 {
798 /* update active desktop indicator */
799 }
801 void
802 sp_dtw_desktop_deactivate (SPDesktopWidget */*dtw*/)
803 {
804 /* update inactive desktop indicator */
805 }
807 /**
808 * Shuts down the desktop object for the view being closed. It checks
809 * to see if the document has been edited, and if so prompts the user
810 * to save, discard, or cancel. Returns TRUE if the shutdown operation
811 * is cancelled or if the save is cancelled or fails, FALSE otherwise.
812 */
813 bool
814 SPDesktopWidget::shutdown()
815 {
816 g_assert(desktop != NULL);
818 if (inkscape_is_sole_desktop_for_document(*desktop)) {
819 SPDocument *doc = desktop->doc();
820 if (doc->isModifiedSinceSave()) {
821 GtkWidget *dialog;
823 /** \todo
824 * FIXME !!! obviously this will have problems if the document
825 * name contains markup characters
826 */
827 dialog = gtk_message_dialog_new_with_markup(
828 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
829 GTK_DIALOG_DESTROY_WITH_PARENT,
830 GTK_MESSAGE_WARNING,
831 GTK_BUTTONS_NONE,
832 _("<span weight=\"bold\" size=\"larger\">Save changes to document \"%s\" before closing?</span>\n\n"
833 "If you close without saving, your changes will be discarded."),
834 SP_DOCUMENT_NAME(doc));
835 // fix for bug 1767940:
836 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
838 GtkWidget *close_button;
839 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
840 gtk_widget_show(close_button);
841 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
843 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
844 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
845 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
847 gint response;
848 response = gtk_dialog_run(GTK_DIALOG(dialog));
849 gtk_widget_destroy(dialog);
851 switch (response) {
852 case GTK_RESPONSE_YES:
853 {
854 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
856 sp_document_ref(doc);
857 if (sp_file_save_document(*window, doc)) {
858 sp_document_unref(doc);
859 } else { // save dialog cancelled or save failed
860 sp_document_unref(doc);
861 return TRUE;
862 }
864 break;
865 }
866 case GTK_RESPONSE_NO:
867 break;
868 default: // cancel pressed, or dialog was closed
869 return TRUE;
870 break;
871 }
872 }
873 /* Code to check data loss */
874 bool allow_data_loss = FALSE;
875 while (sp_document_repr_root(doc)->attribute("inkscape:dataloss") != NULL && allow_data_loss == FALSE) {
876 GtkWidget *dialog;
878 /** \todo
879 * FIXME !!! obviously this will have problems if the document
880 * name contains markup characters
881 */
882 dialog = gtk_message_dialog_new_with_markup(
883 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
884 GTK_DIALOG_DESTROY_WITH_PARENT,
885 GTK_MESSAGE_WARNING,
886 GTK_BUTTONS_NONE,
887 _("<span weight=\"bold\" size=\"larger\">The file \"%s\" was saved with a format (%s) that may cause data loss!</span>\n\n"
888 "Do you want to save this file as an Inkscape SVG?"),
889 SP_DOCUMENT_NAME(doc),
890 Inkscape::Extension::db.get(sp_document_repr_root(doc)->attribute("inkscape:output_extension"))->get_name());
891 // fix for bug 1767940:
892 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
894 GtkWidget *close_button;
895 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
896 gtk_widget_show(close_button);
897 GtkWidget *save_button;
898 save_button = gtk_button_new_with_mnemonic(_("_Save as SVG"));
899 gtk_widget_show(save_button);
900 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
902 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
903 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), save_button, GTK_RESPONSE_YES);
904 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
906 gint response;
907 response = gtk_dialog_run(GTK_DIALOG(dialog));
908 gtk_widget_destroy(dialog);
910 switch (response) {
911 case GTK_RESPONSE_YES:
912 {
913 sp_document_ref(doc);
915 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
917 if (sp_file_save_dialog(*window, doc)) {
918 sp_document_unref(doc);
919 } else { // save dialog cancelled or save failed
920 sp_document_unref(doc);
921 return TRUE;
922 }
924 break;
925 }
926 case GTK_RESPONSE_NO:
927 allow_data_loss = TRUE;
928 break;
929 default: // cancel pressed, or dialog was closed
930 return TRUE;
931 break;
932 }
933 }
934 }
936 /* Save window geometry to prefs for use as a default.
937 * Use depends on setting of "options.savewindowgeometry".
938 * But we save the info here regardless of the setting.
939 */
940 {
941 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
942 bool maxed = desktop->is_maximized();
943 bool full = desktop->is_fullscreen();
944 prefs->setBool("/desktop/geometry/fullscreen", full);
945 prefs->setBool("/desktop/geometry/maximized", maxed);
946 gint w, h, x, y;
947 desktop->getWindowGeometry(x, y, w, h);
948 // Don't save geom for maximized windows. It
949 // just tells you the current maximized size, which is not
950 // as useful as whatever value it had previously.
951 if (!maxed && !full) {
952 prefs->setInt("/desktop/geometry/width", w);
953 prefs->setInt("/desktop/geometry/height", h);
954 prefs->setInt("/desktop/geometry/x", x);
955 prefs->setInt("/desktop/geometry/y", y);
956 }
957 }
959 return FALSE;
960 }
962 /**
963 * \pre this->desktop->main != 0
964 */
965 void
966 SPDesktopWidget::requestCanvasUpdate() {
967 gtk_widget_queue_draw (GTK_WIDGET (SP_CANVAS_ITEM (this->desktop->main)->canvas));
968 }
970 void
971 SPDesktopWidget::requestCanvasUpdateAndWait() {
972 requestCanvasUpdate();
974 while (gtk_events_pending())
975 gtk_main_iteration_do(FALSE);
977 }
979 void
980 SPDesktopWidget::enableInteraction()
981 {
982 g_return_if_fail(_interaction_disabled_counter > 0);
984 _interaction_disabled_counter--;
986 if (_interaction_disabled_counter == 0) {
987 gtk_widget_set_sensitive(GTK_WIDGET(this), TRUE);
988 }
989 }
991 void
992 SPDesktopWidget::disableInteraction()
993 {
994 if (_interaction_disabled_counter == 0) {
995 gtk_widget_set_sensitive(GTK_WIDGET(this), FALSE);
996 }
998 _interaction_disabled_counter++;
999 }
1001 void
1002 SPDesktopWidget::setCoordinateStatus(Geom::Point p)
1003 {
1004 gchar *cstr;
1005 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[Geom::X]);
1006 gtk_label_set_markup( GTK_LABEL(this->coord_status_x), cstr );
1007 g_free(cstr);
1009 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[Geom::Y]);
1010 gtk_label_set_markup( GTK_LABEL(this->coord_status_y), cstr );
1011 g_free(cstr);
1012 }
1014 void
1015 SPDesktopWidget::letZoomGrabFocus()
1016 {
1017 if (zoom_status)
1018 gtk_widget_grab_focus (zoom_status);
1019 }
1021 void
1022 SPDesktopWidget::getWindowGeometry (gint &x, gint &y, gint &w, gint &h)
1023 {
1024 gboolean vis = GTK_WIDGET_VISIBLE (this);
1025 (void)vis; // TODO figure out why it is here but not used.
1027 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1029 if (window)
1030 {
1031 window->get_size (w, h);
1032 window->get_position (x, y);
1033 }
1034 }
1036 void
1037 SPDesktopWidget::setWindowPosition (Geom::Point p)
1038 {
1039 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1041 if (window)
1042 {
1043 window->move (gint(round(p[Geom::X])), gint(round(p[Geom::Y])));
1044 }
1045 }
1047 void
1048 SPDesktopWidget::setWindowSize (gint w, gint h)
1049 {
1050 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1052 if (window)
1053 {
1054 window->set_default_size (w, h);
1055 window->reshow_with_initial_size ();
1056 }
1057 }
1059 /**
1060 * \note transientizing does not work on windows; when you minimize a document
1061 * and then open it back, only its transient emerges and you cannot access
1062 * the document window. The document window must be restored by rightclicking
1063 * the taskbar button and pressing "Restore"
1064 */
1065 void
1066 SPDesktopWidget::setWindowTransient (void *p, int transient_policy)
1067 {
1068 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1069 if (w)
1070 {
1071 gtk_window_set_transient_for (GTK_WINDOW(p), w);
1073 /*
1074 * This enables "aggressive" transientization,
1075 * i.e. dialogs always emerging on top when you switch documents. Note
1076 * however that this breaks "click to raise" policy of a window
1077 * manager because the switched-to document will be raised at once
1078 * (so that its transients also could raise)
1079 */
1080 if (transient_policy == 2)
1082 // without this, a transient window not always emerges on top
1083 gtk_window_present (w);
1084 }
1085 }
1087 void
1088 SPDesktopWidget::presentWindow()
1089 {
1090 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1091 if (w)
1092 gtk_window_present (w);
1093 }
1095 bool
1096 SPDesktopWidget::warnDialog (gchar* text)
1097 {
1098 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1099 if (w)
1100 {
1101 GtkWidget *dialog = gtk_message_dialog_new(
1102 w,
1103 GTK_DIALOG_DESTROY_WITH_PARENT,
1104 GTK_MESSAGE_WARNING,
1105 GTK_BUTTONS_YES_NO,
1106 "%s", text);
1107 gint response = gtk_dialog_run(GTK_DIALOG(dialog));
1108 gtk_widget_destroy(dialog);
1109 if (response == GTK_RESPONSE_YES)
1110 return true;
1111 }
1112 return false;
1113 }
1115 void
1116 sp_desktop_widget_iconify(SPDesktopWidget *dtw)
1117 {
1118 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1119 if (GTK_IS_WINDOW(topw)) {
1120 if (dtw->desktop->is_iconified()) {
1121 gtk_window_deiconify(topw);
1122 } else {
1123 gtk_window_iconify(topw);
1124 }
1125 }
1126 }
1128 void
1129 sp_desktop_widget_maximize(SPDesktopWidget *dtw)
1130 {
1131 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1132 if (GTK_IS_WINDOW(topw)) {
1133 if (dtw->desktop->is_maximized()) {
1134 gtk_window_unmaximize(topw);
1135 } else {
1136 // Save geometry to prefs before maximizing so that
1137 // something useful is stored there, because GTK doesn't maintain
1138 // a separate non-maximized size.
1139 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_fullscreen())
1140 {
1141 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1142 gint w, h, x, y;
1143 dtw->getWindowGeometry(x, y, w, h);
1144 prefs->setInt("/desktop/geometry/width", w);
1145 prefs->setInt("/desktop/geometry/height", h);
1146 prefs->setInt("/desktop/geometry/x", x);
1147 prefs->setInt("/desktop/geometry/y", y);
1148 }
1149 gtk_window_maximize(topw);
1150 }
1151 }
1152 }
1154 void
1155 sp_desktop_widget_fullscreen(SPDesktopWidget *dtw)
1156 {
1157 #ifdef HAVE_GTK_WINDOW_FULLSCREEN
1158 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1159 if (GTK_IS_WINDOW(topw)) {
1160 if (dtw->desktop->is_fullscreen()) {
1161 gtk_window_unfullscreen(topw);
1162 // widget layout is triggered by the resulting window_state_event
1163 } else {
1164 // Save geometry to prefs before maximizing so that
1165 // something useful is stored there, because GTK doesn't maintain
1166 // a separate non-maximized size.
1167 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_maximized())
1168 {
1169 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1170 gint w, h, x, y;
1171 dtw->getWindowGeometry(x, y, w, h);
1172 prefs->setInt("/desktop/geometry/width", w);
1173 prefs->setInt("/desktop/geometry/height", h);
1174 prefs->setInt("/desktop/geometry/x", x);
1175 prefs->setInt("/desktop/geometry/y", y);
1176 }
1177 gtk_window_fullscreen(topw);
1178 // widget layout is triggered by the resulting window_state_event
1179 }
1180 }
1181 #endif /* HAVE_GTK_WINDOW_FULLSCREEN */
1182 }
1184 /**
1185 * Hide whatever the user does not want to see in the window
1186 */
1187 void
1188 sp_desktop_widget_layout (SPDesktopWidget *dtw)
1189 {
1190 Glib::ustring pref_root;
1191 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1193 if (dtw->desktop->is_focusMode()) {
1194 pref_root = "/focus/";
1195 } else if (dtw->desktop->is_fullscreen()) {
1196 pref_root = "/fullscreen/";
1197 } else {
1198 pref_root = "/window/";
1199 }
1201 if (!prefs->getBool(pref_root + "menu/state", true)) {
1202 gtk_widget_hide_all (dtw->menubar);
1203 } else {
1204 gtk_widget_show_all (dtw->menubar);
1205 }
1207 if (!prefs->getBool(pref_root + "commands/state", true)) {
1208 gtk_widget_hide_all (dtw->commands_toolbox);
1209 } else {
1210 gtk_widget_show_all (dtw->commands_toolbox);
1211 }
1213 if (!prefs->getBool(pref_root + "toppanel/state", true)) {
1214 gtk_widget_hide_all (dtw->aux_toolbox);
1215 } else {
1216 // we cannot just show_all because that will show all tools' panels;
1217 // this is a function from toolbox.cpp that shows only the current tool's panel
1218 show_aux_toolbox (dtw->aux_toolbox);
1219 }
1221 if (!prefs->getBool(pref_root + "toolbox/state", true)) {
1222 gtk_widget_hide_all (dtw->tool_toolbox);
1223 } else {
1224 gtk_widget_show_all (dtw->tool_toolbox);
1225 }
1227 if (!prefs->getBool(pref_root + "statusbar/state", true)) {
1228 gtk_widget_hide_all (dtw->statusbar);
1229 } else {
1230 gtk_widget_show_all (dtw->statusbar);
1231 }
1233 if (!prefs->getBool(pref_root + "panels/state", true)) {
1234 gtk_widget_hide_all( dtw->panels );
1235 } else {
1236 gtk_widget_show_all( dtw->panels );
1237 }
1239 if (!prefs->getBool(pref_root + "scrollbars/state", true)) {
1240 gtk_widget_hide_all (dtw->hscrollbar);
1241 gtk_widget_hide_all (dtw->vscrollbar_box);
1242 gtk_widget_hide_all( dtw->cms_adjust );
1243 } else {
1244 gtk_widget_show_all (dtw->hscrollbar);
1245 gtk_widget_show_all (dtw->vscrollbar_box);
1246 gtk_widget_show_all( dtw->cms_adjust );
1247 }
1249 if (!prefs->getBool(pref_root + "rulers/state", true)) {
1250 gtk_widget_hide_all (dtw->hruler);
1251 gtk_widget_hide_all (dtw->vruler);
1252 } else {
1253 gtk_widget_show_all (dtw->hruler);
1254 gtk_widget_show_all (dtw->vruler);
1255 }
1256 }
1258 void
1259 SPDesktopWidget::setToolboxFocusTo (const gchar* label)
1260 {
1261 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) label);
1262 if (hb && GTK_IS_WIDGET(hb))
1263 {
1264 gtk_widget_grab_focus(GTK_WIDGET(hb));
1265 }
1266 }
1268 void
1269 SPDesktopWidget::setToolboxAdjustmentValue (gchar const *id, double value)
1270 {
1271 gpointer hb = sp_search_by_data_recursive (aux_toolbox, (gpointer) id);
1272 if (hb && GTK_IS_WIDGET(hb) && GTK_IS_SPIN_BUTTON(hb)) {
1273 GtkAdjustment *a = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON(hb));
1274 gtk_adjustment_set_value (a, value);
1275 }
1276 }
1278 void
1279 SPDesktopWidget::setToolboxSelectOneValue (gchar const *id, int value)
1280 {
1281 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1282 if (hb) {
1283 ege_select_one_action_set_active((EgeSelectOneAction*) hb, value);
1284 }
1285 }
1288 bool
1289 SPDesktopWidget::isToolboxButtonActive (const gchar* id)
1290 {
1291 bool isActive = false;
1292 gpointer thing = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1293 if ( !thing ) {
1294 //g_message( "Unable to locate item for {%s}", id );
1295 } else if ( GTK_IS_TOGGLE_BUTTON(thing) ) {
1296 GtkToggleButton *b = GTK_TOGGLE_BUTTON(thing);
1297 isActive = gtk_toggle_button_get_active( b ) != 0;
1298 } else if ( GTK_IS_TOGGLE_ACTION(thing) ) {
1299 GtkToggleAction* act = GTK_TOGGLE_ACTION(thing);
1300 isActive = gtk_toggle_action_get_active( act ) != 0;
1301 } else {
1302 //g_message( "Item for {%s} is of an unsupported type", id );
1303 }
1305 return isActive;
1306 }
1308 SPViewWidget *
1309 sp_desktop_widget_new (SPNamedView *namedview)
1310 {
1311 SPDesktopWidget *dtw = (SPDesktopWidget*)gtk_type_new (SP_TYPE_DESKTOP_WIDGET);
1313 dtw->dt2r = 1.0 / namedview->doc_units->unittobase;
1315 dtw->ruler_origin = Geom::Point(0,0); //namedview->gridorigin; Why was the grid origin used here?
1317 dtw->desktop = new SPDesktop();
1318 dtw->stub = new SPDesktopWidget::WidgetStub (dtw);
1319 dtw->desktop->registerEditWidget (dtw->stub);
1320 dtw->desktop->init (namedview, dtw->canvas);
1321 inkscape_add_desktop (dtw->desktop);
1323 // Add the shape geometry to libavoid for autorouting connectors.
1324 // This needs desktop set for its spacing preferences.
1325 init_avoided_shape_geometry(dtw->desktop);
1327 dtw->selected_style->setDesktop(dtw->desktop);
1329 /* Once desktop is set, we can update rulers */
1330 sp_desktop_widget_update_rulers (dtw);
1332 sp_view_widget_set_view (SP_VIEW_WIDGET (dtw), dtw->desktop);
1334 /* Listen on namedview modification */
1335 dtw->modified_connection = namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
1337 dtw->layer_selector->setDesktop(dtw->desktop);
1339 dtw->menubar = sp_ui_main_menubar (dtw->desktop);
1340 gtk_widget_show_all (dtw->menubar);
1341 gtk_box_pack_start (GTK_BOX (dtw->vbox), dtw->menubar, FALSE, FALSE, 0);
1343 sp_desktop_widget_layout (dtw);
1345 sp_tool_toolbox_set_desktop (dtw->tool_toolbox, dtw->desktop);
1346 sp_aux_toolbox_set_desktop (dtw->aux_toolbox, dtw->desktop);
1347 sp_commands_toolbox_set_desktop (dtw->commands_toolbox, dtw->desktop);
1349 return SP_VIEW_WIDGET (dtw);
1350 }
1352 void
1353 SPDesktopWidget::viewSetPosition (Geom::Point p)
1354 {
1355 Geom::Point const origin = ( p - ruler_origin );
1357 /// \todo fixme:
1358 GTK_RULER(hruler)->position = origin[Geom::X];
1359 gtk_ruler_draw_pos (GTK_RULER (hruler));
1360 GTK_RULER(vruler)->position = origin[Geom::Y];
1361 gtk_ruler_draw_pos (GTK_RULER (vruler));
1362 }
1364 void
1365 sp_desktop_widget_update_rulers (SPDesktopWidget *dtw)
1366 {
1367 sp_desktop_widget_update_hruler(dtw);
1368 sp_desktop_widget_update_vruler(dtw);
1369 }
1371 void
1372 sp_desktop_widget_update_hruler (SPDesktopWidget *dtw)
1373 {
1374 /* The viewbox (in integers) must exactly match the size of SPCanvasbuf's pixel buffer.
1375 * This is important because the former is being used for drawing the ruler, whereas
1376 * the latter is used for drawing e.g. the grids and guides. Only when the viewbox
1377 * coincides with the pixel buffer, everything will line up nicely.
1378 */
1379 NR::IRect viewbox = dtw->canvas->getViewboxIntegers();
1381 double const scale = dtw->desktop->current_zoom();
1382 double s = viewbox.min()[Geom::X] / scale - dtw->ruler_origin[Geom::X];
1383 double e = viewbox.max()[Geom::X] / scale - dtw->ruler_origin[Geom::X];
1384 gtk_ruler_set_range(GTK_RULER(dtw->hruler), s, e, GTK_RULER(dtw->hruler)->position, (e - s));
1385 }
1387 void
1388 sp_desktop_widget_update_vruler (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::Y] / -scale - dtw->ruler_origin[Geom::Y];
1399 double e = viewbox.max()[Geom::Y] / -scale - dtw->ruler_origin[Geom::Y];
1400 gtk_ruler_set_range(GTK_RULER(dtw->vruler), s, e, GTK_RULER(dtw->vruler)->position, (e - s));
1401 }
1404 static void
1405 sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw)
1406 {
1407 SPNamedView *nv=SP_NAMEDVIEW(obj);
1408 if (flags & SP_OBJECT_MODIFIED_FLAG) {
1409 dtw->dt2r = 1.0 / nv->doc_units->unittobase;
1410 dtw->ruler_origin = Geom::Point(0,0); //nv->gridorigin; Why was the grid origin used here?
1412 sp_ruler_set_metric (GTK_RULER (dtw->vruler), nv->getDefaultMetric());
1413 sp_ruler_set_metric (GTK_RULER (dtw->hruler), nv->getDefaultMetric());
1415 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1416 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1418 sp_desktop_widget_update_rulers (dtw);
1419 }
1420 }
1422 static void
1423 sp_desktop_widget_adjustment_value_changed (GtkAdjustment */*adj*/, SPDesktopWidget *dtw)
1424 {
1425 if (dtw->update)
1426 return;
1428 dtw->update = 1;
1430 sp_canvas_scroll_to (dtw->canvas, dtw->hadj->value, dtw->vadj->value, FALSE);
1431 sp_desktop_widget_update_rulers (dtw);
1433 /* update perspective lines if we are in the 3D box tool (so that infinite ones are shown correctly) */
1434 sp_box3d_context_update_lines(dtw->desktop->event_context);
1436 dtw->update = 0;
1437 }
1439 /* we make the desktop window with focus active, signal is connected in interface.c */
1440 bool SPDesktopWidget::onFocusInEvent(GdkEventFocus*)
1441 {
1442 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1443 if (prefs->getBool("/options/bitmapautoreload/value", true)) {
1444 GSList const *imageList = sp_document_get_resource_list(desktop->doc(), "image");
1445 for (GSList const *p = imageList; p; p = p->next) {
1446 SPImage* image = SP_IMAGE(p->data);
1447 sp_image_refresh_if_outdated( image );
1448 }
1449 }
1451 inkscape_activate_desktop (desktop);
1453 return false;
1454 }
1456 static gdouble
1457 sp_dtw_zoom_value_to_display (gdouble value)
1458 {
1459 return floor (10 * (pow (2, value) * 100.0 + 0.05)) / 10;
1460 }
1462 static gdouble
1463 sp_dtw_zoom_display_to_value (gdouble value)
1464 {
1465 return log (value / 100.0) / log (2);
1466 }
1468 static gint
1469 sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer /*data*/)
1470 {
1471 gdouble new_scrolled = gtk_spin_button_get_value (spin);
1472 const gchar *b = gtk_entry_get_text (GTK_ENTRY (spin));
1473 gdouble new_typed = atof (b);
1475 if (sp_dtw_zoom_value_to_display (new_scrolled) == new_typed) { // the new value is set by scrolling
1476 *new_val = new_scrolled;
1477 } else { // the new value is typed in
1478 *new_val = sp_dtw_zoom_display_to_value (new_typed);
1479 }
1481 return TRUE;
1482 }
1484 static bool
1485 sp_dtw_zoom_output (GtkSpinButton *spin, gpointer /*data*/)
1486 {
1487 gchar b[64];
1488 double val = sp_dtw_zoom_value_to_display (gtk_spin_button_get_value (spin));
1489 if (val < 10) {
1490 g_snprintf (b, 64, "%4.1f%%", val);
1491 } else {
1492 g_snprintf (b, 64, "%4.0f%%", val);
1493 }
1494 gtk_entry_set_text (GTK_ENTRY (spin), b);
1495 return TRUE;
1496 }
1498 static void
1499 sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data)
1500 {
1501 double const zoom_factor = pow (2, gtk_spin_button_get_value (spin));
1503 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (data);
1504 SPDesktop *desktop = dtw->desktop;
1506 Geom::Rect const d = desktop->get_display_area();
1507 g_signal_handler_block (spin, dtw->zoom_update);
1508 desktop->zoom_absolute (d.midpoint()[Geom::X], d.midpoint()[Geom::Y], zoom_factor);
1509 g_signal_handler_unblock (spin, dtw->zoom_update);
1511 spinbutton_defocus (GTK_OBJECT (spin));
1512 }
1514 static void
1515 sp_dtw_zoom_populate_popup (GtkEntry */*entry*/, GtkMenu *menu, gpointer data)
1516 {
1517 GList *children, *iter;
1518 GtkWidget *item;
1519 SPDesktop *dt = SP_DESKTOP_WIDGET (data)->desktop;
1521 children = gtk_container_get_children (GTK_CONTAINER (menu));
1522 for ( iter = children ; iter ; iter = g_list_next (iter)) {
1523 gtk_container_remove (GTK_CONTAINER (menu), GTK_WIDGET (iter->data));
1524 }
1525 g_list_free (children);
1527 item = gtk_menu_item_new_with_label ("200%");
1528 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_200), dt);
1529 gtk_widget_show (item);
1530 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1531 item = gtk_menu_item_new_with_label ("100%");
1532 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_100), dt);
1533 gtk_widget_show (item);
1534 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1535 item = gtk_menu_item_new_with_label ("50%");
1536 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_50), dt);
1537 gtk_widget_show (item);
1538 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1540 item = gtk_separator_menu_item_new ();
1541 gtk_widget_show (item);
1542 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1544 item = gtk_menu_item_new_with_label (_("Page"));
1545 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_page), dt);
1546 gtk_widget_show (item);
1547 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1548 item = gtk_menu_item_new_with_label (_("Drawing"));
1549 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_drawing), dt);
1550 gtk_widget_show (item);
1551 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1552 item = gtk_menu_item_new_with_label (_("Selection"));
1553 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_selection), dt);
1554 gtk_widget_show (item);
1555 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1556 }
1558 static void
1559 sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor)
1560 {
1561 Geom::Rect const d = dt->get_display_area();
1562 dt->zoom_absolute(d.midpoint()[Geom::X], d.midpoint()[Geom::Y], factor);
1563 }
1565 static void
1566 sp_dtw_zoom_50 (GtkMenuItem */*item*/, gpointer data)
1567 {
1568 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 0.5);
1569 }
1571 static void
1572 sp_dtw_zoom_100 (GtkMenuItem */*item*/, gpointer data)
1573 {
1574 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 1.0);
1575 }
1577 static void
1578 sp_dtw_zoom_200 (GtkMenuItem */*item*/, gpointer data)
1579 {
1580 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 2.0);
1581 }
1583 static void
1584 sp_dtw_zoom_page (GtkMenuItem */*item*/, gpointer data)
1585 {
1586 static_cast<SPDesktop*>(data)->zoom_page();
1587 }
1589 static void
1590 sp_dtw_zoom_drawing (GtkMenuItem */*item*/, gpointer data)
1591 {
1592 static_cast<SPDesktop*>(data)->zoom_drawing();
1593 }
1595 static void
1596 sp_dtw_zoom_selection (GtkMenuItem */*item*/, gpointer data)
1597 {
1598 static_cast<SPDesktop*>(data)->zoom_selection();
1599 }
1603 void
1604 sp_desktop_widget_update_zoom (SPDesktopWidget *dtw)
1605 {
1606 g_signal_handlers_block_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1607 gtk_spin_button_set_value (GTK_SPIN_BUTTON (dtw->zoom_status), log(dtw->desktop->current_zoom()) / log(2));
1608 gtk_widget_queue_draw(GTK_WIDGET(dtw->zoom_status));
1609 if (GTK_WIDGET(dtw->zoom_status)->window)
1610 gdk_window_process_updates(GTK_WIDGET(dtw->zoom_status)->window, TRUE);
1611 g_signal_handlers_unblock_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1612 }
1614 void
1615 sp_desktop_widget_toggle_rulers (SPDesktopWidget *dtw)
1616 {
1617 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1618 if (GTK_WIDGET_VISIBLE (dtw->hruler)) {
1619 gtk_widget_hide_all (dtw->hruler);
1620 gtk_widget_hide_all (dtw->vruler);
1621 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/rulers/state" : "/window/rulers/state", false);
1622 } else {
1623 gtk_widget_show_all (dtw->hruler);
1624 gtk_widget_show_all (dtw->vruler);
1625 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/rulers/state" : "/window/rulers/state", true);
1626 }
1627 }
1629 void
1630 sp_desktop_widget_toggle_scrollbars (SPDesktopWidget *dtw)
1631 {
1632 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1633 if (GTK_WIDGET_VISIBLE (dtw->hscrollbar)) {
1634 gtk_widget_hide_all (dtw->hscrollbar);
1635 gtk_widget_hide_all (dtw->vscrollbar_box);
1636 gtk_widget_hide_all( dtw->cms_adjust );
1637 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/scrollbars/state" : "/window/scrollbars/state", false);
1638 } else {
1639 gtk_widget_show_all (dtw->hscrollbar);
1640 gtk_widget_show_all (dtw->vscrollbar_box);
1641 gtk_widget_show_all( dtw->cms_adjust );
1642 prefs->setBool(dtw->desktop->is_fullscreen() ? "/fullscreen/scrollbars/state" : "/window/scrollbars/state", true);
1643 }
1644 }
1646 void sp_desktop_widget_toggle_color_prof_adj( SPDesktopWidget *dtw )
1647 {
1649 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) ) {
1650 if ( SP_BUTTON_IS_DOWN(dtw->cms_adjust) ) {
1651 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), FALSE );
1652 } else {
1653 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
1654 }
1655 }
1656 }
1658 /* Unused
1659 void
1660 sp_spw_toggle_menubar (SPDesktopWidget *dtw, bool is_fullscreen)
1661 {
1662 Inkscape::Preferences *prefs = Inkscape::Preferences::get();
1663 if (GTK_WIDGET_VISIBLE (dtw->menubar)) {
1664 gtk_widget_hide_all (dtw->menubar);
1665 prefs->setBool(is_fullscreen ? "/fullscreen/menu/state" : "/window/menu/state", false);
1666 } else {
1667 gtk_widget_show_all (dtw->menubar);
1668 prefs->setBool(is_fullscreen ? "/fullscreen/menu/state" : "/window/menu/state", true);
1669 }
1670 }
1671 */
1673 static void
1674 set_adjustment (GtkAdjustment *adj, double l, double u, double ps, double si, double pi)
1675 {
1676 if ((l != adj->lower) ||
1677 (u != adj->upper) ||
1678 (ps != adj->page_size) ||
1679 (si != adj->step_increment) ||
1680 (pi != adj->page_increment)) {
1681 adj->lower = l;
1682 adj->upper = u;
1683 adj->page_size = ps;
1684 adj->step_increment = si;
1685 adj->page_increment = pi;
1686 gtk_adjustment_changed (adj);
1687 }
1688 }
1690 void
1691 sp_desktop_widget_update_scrollbars (SPDesktopWidget *dtw, double scale)
1692 {
1693 if (!dtw) return;
1694 if (dtw->update) return;
1695 dtw->update = 1;
1697 /* The desktop region we always show unconditionally */
1698 SPDocument *doc = dtw->desktop->doc();
1699 Geom::Rect darea ( Geom::Point(-sp_document_width(doc), -sp_document_height(doc)),
1700 Geom::Point(2 * sp_document_width(doc), 2 * sp_document_height(doc)) );
1701 SPObject* root = doc->root;
1702 SPItem* item = SP_ITEM(root);
1703 Geom::OptRect deskarea = Geom::unify(darea, sp_item_bbox_desktop(item));
1705 /* Canvas region we always show unconditionally */
1706 Geom::Rect carea( Geom::Point(deskarea->min()[Geom::X] * scale - 64, deskarea->max()[Geom::Y] * -scale - 64),
1707 Geom::Point(deskarea->max()[Geom::X] * scale + 64, deskarea->min()[Geom::Y] * -scale + 64) );
1709 Geom::Rect viewbox = dtw->canvas->getViewbox();
1711 /* Viewbox is always included into scrollable region */
1712 carea = Geom::unify(carea, viewbox);
1714 set_adjustment(dtw->hadj, carea.min()[Geom::X], carea.max()[Geom::X],
1715 viewbox.dimensions()[Geom::X],
1716 0.1 * viewbox.dimensions()[Geom::X],
1717 viewbox.dimensions()[Geom::X]);
1718 gtk_adjustment_set_value(dtw->hadj, viewbox.min()[Geom::X]);
1720 set_adjustment(dtw->vadj, carea.min()[Geom::Y], carea.max()[Geom::Y],
1721 viewbox.dimensions()[Geom::Y],
1722 0.1 * viewbox.dimensions()[Geom::Y],
1723 viewbox.dimensions()[Geom::Y]);
1724 gtk_adjustment_set_value(dtw->vadj, viewbox.min()[Geom::Y]);
1726 dtw->update = 0;
1727 }
1730 /*
1731 Local Variables:
1732 mode:c++
1733 c-file-style:"stroustrup"
1734 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1735 indent-tabs-mode:nil
1736 fill-column:99
1737 End:
1738 */
1739 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :