3fd0e529ef54c544b2d13ad0d8166991ec5edea7
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 "prefs-utils.h"
40 #include "preferences.h"
41 #include "file.h"
42 #include "display/canvas-arena.h"
43 #include "display/nr-arena.h"
44 #include <extension/db.h>
45 #include "helper/units.h"
46 #include "widgets/button.h"
47 #include "widgets/ruler.h"
48 #include "widgets/widget-sizes.h"
49 #include "widgets/spw-utilities.h"
50 #include "widgets/spinbutton-events.h"
51 #include "widgets/layer-selector.h"
52 #include "ui/dialog/dialog-manager.h"
53 #include "ui/widget/dock.h"
54 #include "ui/widget/selected-style.h"
55 #include "sp-item.h"
56 #include "dialogs/swatches.h"
57 #include "conn-avoid-ref.h"
58 #include "ege-select-one-action.h"
59 #include "ege-color-prof-tracker.h"
60 #include "color-profile-fns.h"
61 #include "xml/node-observer.h"
62 #include "box3d-context.h"
63 #include "sp-image.h"
65 #if defined (SOLARIS_2_8)
66 #include "round.h"
67 using Inkscape::round;
68 #endif
70 #ifdef WITH_INKBOARD
71 #endif
75 enum {
76 ACTIVATE,
77 DEACTIVATE,
78 MODIFIED,
79 EVENT_CONTEXT_CHANGED,
80 LAST_SIGNAL
81 };
84 //---------------------------------------------------------------------
85 /* SPDesktopWidget */
87 static void sp_desktop_widget_class_init (SPDesktopWidgetClass *klass);
88 static void sp_desktop_widget_init (SPDesktopWidget *widget);
89 static void sp_desktop_widget_destroy (GtkObject *object);
91 static void sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
92 static void sp_desktop_widget_realize (GtkWidget *widget);
94 static gint sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw);
96 static void sp_dtw_color_profile_event(EgeColorProfTracker *widget, SPDesktopWidget *dtw);
97 static void cms_adjust_toggled( GtkWidget *button, gpointer data );
98 static void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled );
99 static void sp_desktop_widget_adjustment_value_changed (GtkAdjustment *adj, SPDesktopWidget *dtw);
100 static void sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw);
102 static gdouble sp_dtw_zoom_value_to_display (gdouble value);
103 static gdouble sp_dtw_zoom_display_to_value (gdouble value);
104 static gint sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer data);
105 static bool sp_dtw_zoom_output (GtkSpinButton *spin, gpointer data);
106 static void sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data);
107 static void sp_dtw_zoom_populate_popup (GtkEntry *entry, GtkMenu *menu, gpointer data);
108 static void sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor);
109 static void sp_dtw_zoom_50 (GtkMenuItem *item, gpointer data);
110 static void sp_dtw_zoom_100 (GtkMenuItem *item, gpointer data);
111 static void sp_dtw_zoom_200 (GtkMenuItem *item, gpointer data);
112 static void sp_dtw_zoom_page (GtkMenuItem *item, gpointer data);
113 static void sp_dtw_zoom_drawing (GtkMenuItem *item, gpointer data);
114 static void sp_dtw_zoom_selection (GtkMenuItem *item, gpointer data);
116 SPViewWidgetClass *dtw_parent_class;
118 using Inkscape::XML::Node;
120 class PrefWatcher : public Inkscape::XML::NodeObserver {
121 public:
122 PrefWatcher();
123 virtual ~PrefWatcher();
126 virtual void notifyChildAdded( Node &/*node*/, Node &/*child*/, Node */*prev*/ ) {}
127 virtual void notifyChildRemoved( Node &/*node*/, Node &/*child*/, Node */*prev*/ ) {}
128 virtual void notifyChildOrderChanged( Node &/*node*/, Node &/*child*/,
129 Node */*old_prev*/, Node */*new_prev*/ ) {}
130 virtual void notifyContentChanged( Node &/*node*/,
131 Inkscape::Util::ptr_shared<char> /*old_content*/,
132 Inkscape::Util::ptr_shared<char> /*new_content*/ ) {}
133 virtual void notifyAttributeChanged( Node &node, GQuark name,
134 Inkscape::Util::ptr_shared<char> old_value,
135 Inkscape::Util::ptr_shared<char> new_value );
136 void add( SPDesktopWidget* dtw );
137 void remove( SPDesktopWidget* dtw );
139 private:
140 static void hook(EgeColorProfTracker *tracker, gint a, gint b, PrefWatcher *watcher);
142 std::list<SPDesktopWidget*> dtws;
143 EgeColorProfTracker *_tracker;
144 };
146 PrefWatcher::PrefWatcher() :
147 NodeObserver(),
148 dtws(),
149 _tracker(0)
150 {
151 _tracker = ege_color_prof_tracker_new(0);
152 g_signal_connect( G_OBJECT(_tracker), "modified", G_CALLBACK(hook), this );
153 }
155 PrefWatcher::~PrefWatcher()
156 {
157 }
159 void PrefWatcher::hook(EgeColorProfTracker */*tracker*/, gint screen, gint monitor, PrefWatcher */*watcher*/)
160 {
161 #if ENABLE_LCMS
162 unsigned char* buf = 0;
163 guint len = 0;
165 ege_color_prof_tracker_get_profile_for( screen, monitor, reinterpret_cast<gpointer*>(&buf), &len );
166 Glib::ustring id = Inkscape::colorprofile_set_display_per( buf, len, screen, monitor );
167 #endif // ENABLE_LCMS
168 }
170 void PrefWatcher::add( SPDesktopWidget* dtw )
171 {
172 dtws.push_back(dtw);
173 }
175 void PrefWatcher::remove( SPDesktopWidget* dtw )
176 {
177 dtws.remove(dtw);
178 }
180 void PrefWatcher::notifyAttributeChanged( Node &node, GQuark name,
181 Inkscape::Util::ptr_shared<char> /*old_value*/,
182 Inkscape::Util::ptr_shared<char> /*new_value*/ )
183 {
184 #if ENABLE_LCMS
185 (void)name;
186 if ( strcmp("group", node.name()) == 0 ) {
187 gchar const* id = node.attribute("id");
188 bool refresh = false;
189 if ( !id ) {
190 // bad
191 } else if (strcmp("displayprofile", id) == 0) {
192 Glib::ustring current = prefs_get_string_attribute( "options.displayprofile", "uri" );
193 bool enabled = current.length() > 0;
195 for ( std::list<SPDesktopWidget*>::iterator it = dtws.begin(); it != dtws.end(); ++it ) {
196 SPDesktopWidget* dtw = *it;
197 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) != enabled ) {
198 cms_adjust_set_sensitive( dtw, enabled );
199 }
200 }
201 refresh = true;
202 } else if (strcmp("softproof", id) == 0) {
203 refresh = true;
204 }
206 if ( refresh ) {
207 for ( std::list<SPDesktopWidget*>::iterator it = dtws.begin(); it != dtws.end(); ++it ) {
208 (*it)->requestCanvasUpdate();
209 }
210 }
211 #else
212 {
213 (void)node;
214 (void)name;
215 #endif // ENABLE_LCMS
216 }
217 }
219 static PrefWatcher* watcher = 0;
221 void
222 SPDesktopWidget::setMessage (Inkscape::MessageType type, const gchar *message)
223 {
224 GtkLabel *sb=GTK_LABEL(this->select_status);
225 gtk_label_set_markup (sb, message ? message : "");
227 // make sure the important messages are displayed immediately!
228 if (type == Inkscape::IMMEDIATE_MESSAGE && GTK_WIDGET_DRAWABLE (GTK_WIDGET(sb))) {
229 gtk_widget_queue_draw(GTK_WIDGET(sb));
230 gdk_window_process_updates(GTK_WIDGET(sb)->window, TRUE);
231 }
233 gtk_tooltips_set_tip (this->tt, this->select_status_eventbox, gtk_label_get_text (sb) , NULL);
234 }
236 NR::Point
237 SPDesktopWidget::window_get_pointer()
238 {
239 gint x,y;
240 gdk_window_get_pointer (GTK_WIDGET (canvas)->window, &x, &y, NULL);
241 return NR::Point(x,y);
242 }
244 /**
245 * Registers SPDesktopWidget class and returns its type number.
246 */
247 GType sp_desktop_widget_get_type(void)
248 {
249 static GtkType type = 0;
250 if (!type) {
251 GTypeInfo info = {
252 sizeof(SPDesktopWidgetClass),
253 0, // base_init
254 0, // base_finalize
255 (GClassInitFunc)sp_desktop_widget_class_init,
256 0, // class_finalize
257 0, // class_data
258 sizeof(SPDesktopWidget),
259 0, // n_preallocs
260 (GInstanceInitFunc)sp_desktop_widget_init,
261 0 // value_table
262 };
263 type = g_type_register_static(SP_TYPE_VIEW_WIDGET, "SPDesktopWidget", &info, static_cast<GTypeFlags>(0));
264 }
265 return type;
266 }
268 /**
269 * SPDesktopWidget vtable initialization
270 */
271 static void
272 sp_desktop_widget_class_init (SPDesktopWidgetClass *klass)
273 {
274 dtw_parent_class = (SPViewWidgetClass*)gtk_type_class (SP_TYPE_VIEW_WIDGET);
276 GtkObjectClass *object_class = (GtkObjectClass *) klass;
277 GtkWidgetClass *widget_class = (GtkWidgetClass *) klass;
279 object_class->destroy = sp_desktop_widget_destroy;
281 widget_class->size_allocate = sp_desktop_widget_size_allocate;
282 widget_class->realize = sp_desktop_widget_realize;
283 }
285 /**
286 * Callback for SPDesktopWidget object initialization.
287 */
288 static void
289 sp_desktop_widget_init (SPDesktopWidget *dtw)
290 {
291 GtkWidget *widget;
292 GtkWidget *tbl;
293 GtkWidget *canvas_tbl;
295 GtkWidget *hbox;
296 GtkWidget *eventbox;
297 GtkStyle *style;
299 new (&dtw->modified_connection) sigc::connection();
301 widget = GTK_WIDGET (dtw);
303 dtw->window = 0;
305 dtw->desktop = NULL;
307 dtw->_interaction_disabled_counter = 0;
309 dtw->tt = gtk_tooltips_new ();
311 /* Main table */
312 dtw->vbox = gtk_vbox_new (FALSE, 0);
313 gtk_container_add( GTK_CONTAINER(dtw), GTK_WIDGET(dtw->vbox) );
315 dtw->statusbar = gtk_hbox_new (FALSE, 0);
316 //gtk_widget_set_usize (dtw->statusbar, -1, BOTTOM_BAR_HEIGHT);
317 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->statusbar, FALSE, TRUE, 0);
319 {
320 using Inkscape::UI::Dialogs::SwatchesPanel;
322 SwatchesPanel* swatches = new SwatchesPanel("embedded.swatches");
323 swatches->setOrientation( Gtk::ANCHOR_SOUTH );
324 dtw->panels = GTK_WIDGET(swatches->gobj());
325 gtk_box_pack_end( GTK_BOX( dtw->vbox ), dtw->panels, FALSE, TRUE, 0 );
326 }
328 hbox = gtk_hbox_new (FALSE, 0);
329 gtk_box_pack_end (GTK_BOX (dtw->vbox), hbox, TRUE, TRUE, 0);
330 gtk_widget_show (hbox);
332 dtw->aux_toolbox = sp_aux_toolbox_new ();
333 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->aux_toolbox, FALSE, TRUE, 0);
335 dtw->commands_toolbox = sp_commands_toolbox_new ();
336 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->commands_toolbox, FALSE, TRUE, 0);
338 dtw->tool_toolbox = sp_tool_toolbox_new ();
339 gtk_box_pack_start (GTK_BOX (hbox), dtw->tool_toolbox, FALSE, TRUE, 0);
341 tbl = gtk_table_new (2, 3, FALSE);
342 gtk_box_pack_start (GTK_BOX (hbox), tbl, TRUE, TRUE, 1);
344 canvas_tbl = gtk_table_new (3, 3, FALSE);
346 /* Horizontal ruler */
347 eventbox = gtk_event_box_new ();
348 dtw->hruler = sp_hruler_new ();
349 dtw->hruler_box = eventbox;
350 sp_ruler_set_metric (GTK_RULER (dtw->hruler), SP_PT);
351 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
352 gtk_container_add (GTK_CONTAINER (eventbox), dtw->hruler);
353 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 1, 2, 0, 1, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), widget->style->xthickness, 0);
354 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_hruler_event), dtw);
355 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_hruler_event), dtw);
356 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_hruler_event), dtw);
358 /* Vertical ruler */
359 eventbox = gtk_event_box_new ();
360 dtw->vruler = sp_vruler_new ();
361 dtw->vruler_box = eventbox;
362 sp_ruler_set_metric (GTK_RULER (dtw->vruler), SP_PT);
363 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
364 gtk_container_add (GTK_CONTAINER (eventbox), GTK_WIDGET (dtw->vruler));
365 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 0, 1, 1, 2, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), 0, widget->style->ythickness);
366 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_vruler_event), dtw);
367 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_vruler_event), dtw);
368 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_vruler_event), dtw);
370 /* Horizontal scrollbar */
371 dtw->hadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
372 dtw->hscrollbar = gtk_hscrollbar_new (GTK_ADJUSTMENT (dtw->hadj));
373 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->hscrollbar, 1, 2, 2, 3, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
375 /* Vertical scrollbar and the sticky zoom button */
376 dtw->vscrollbar_box = gtk_vbox_new (FALSE, 0);
377 dtw->sticky_zoom = sp_button_new_from_data ( Inkscape::ICON_SIZE_DECORATION,
378 SP_BUTTON_TYPE_TOGGLE,
379 NULL,
380 "sticky_zoom",
381 _("Zoom drawing if window size changes"),
382 dtw->tt);
383 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dtw->sticky_zoom), prefs_get_int_attribute ("options.stickyzoom", "value", 0));
384 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->sticky_zoom, FALSE, FALSE, 0);
385 dtw->vadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
386 dtw->vscrollbar = gtk_vscrollbar_new (GTK_ADJUSTMENT (dtw->vadj));
387 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->vscrollbar, TRUE, TRUE, 0);
388 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->vscrollbar_box, 2, 3, 0, 2, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_FILL), 0, 0);
391 gchar const* tip = "";
392 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
393 if ( verb ) {
394 SPAction *act = verb->get_action( dtw->viewwidget.view );
395 if ( act && act->tip ) {
396 tip = act->tip;
397 }
398 }
399 dtw->cms_adjust = sp_button_new_from_data( Inkscape::ICON_SIZE_DECORATION,
400 SP_BUTTON_TYPE_TOGGLE,
401 NULL,
402 "color_management",
403 tip,
404 dtw->tt );
405 #if ENABLE_LCMS
406 {
407 Glib::ustring current = prefs_get_string_attribute( "options.displayprofile", "uri" );
408 bool enabled = current.length() > 0;
409 cms_adjust_set_sensitive( dtw, enabled );
410 if ( enabled ) {
411 long long int active = prefs_get_int_attribute_limited( "options.displayprofile", "enable", 0, 0, 1 );
412 if ( active ) {
413 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
414 }
415 }
416 }
417 g_signal_connect_after( G_OBJECT(dtw->cms_adjust), "clicked", G_CALLBACK(cms_adjust_toggled), dtw );
418 #else
419 cms_adjust_set_sensitive(dtw, FALSE);
420 #endif // ENABLE_LCMS
421 gtk_table_attach( GTK_TABLE(canvas_tbl), dtw->cms_adjust, 2, 3, 2, 3, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
422 {
423 Inkscape::XML::Node* prefs = Inkscape::Preferences::get();
424 if ( prefs ) {
425 if (!watcher) {
426 watcher = new PrefWatcher();
427 prefs->addSubtreeObserver( *watcher );
428 }
429 watcher->add(dtw);
430 } else {
431 g_warning("NULL preferences instance encountered");
432 }
433 }
435 /* Canvas */
436 dtw->canvas = SP_CANVAS (sp_canvas_new_aa ());
437 #if ENABLE_LCMS
438 dtw->canvas->enable_cms_display_adj = prefs_get_int_attribute_limited( "options.displayprofile", "enable", 0, 0, 1 ) != 0;
439 #endif // ENABLE_LCMS
440 GTK_WIDGET_SET_FLAGS (GTK_WIDGET (dtw->canvas), GTK_CAN_FOCUS);
441 style = gtk_style_copy (GTK_WIDGET (dtw->canvas)->style);
442 style->bg[GTK_STATE_NORMAL] = style->white;
443 gtk_widget_set_style (GTK_WIDGET (dtw->canvas), style);
444 if ( prefs_get_int_attribute ("options.useextinput", "value", 1) )
445 gtk_widget_set_extension_events(GTK_WIDGET (dtw->canvas) , GDK_EXTENSION_EVENTS_ALL); //set extension events for tablets, unless disabled in preferences
446 g_signal_connect (G_OBJECT (dtw->canvas), "event", G_CALLBACK (sp_desktop_widget_event), dtw);
447 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);
449 /* Dock */
450 bool create_dock =
451 prefs_get_int_attribute_limited ("options.dialogtype", "value", Inkscape::UI::Dialog::FLOATING, 0, 1) ==
452 Inkscape::UI::Dialog::DOCK;
454 if (create_dock) {
455 dtw->dock = new Inkscape::UI::Widget::Dock();
457 Gtk::HPaned *paned = new Gtk::HPaned();
458 paned->pack1(*Glib::wrap(canvas_tbl));
459 paned->pack2(dtw->dock->getWidget(), Gtk::FILL);
461 /* Prevent the paned from catching F6 and F8 by unsetting the default callbacks */
462 if (GtkPanedClass *paned_class = GTK_PANED_CLASS (G_OBJECT_GET_CLASS (paned->gobj()))) {
463 paned_class->cycle_child_focus = NULL;
464 paned_class->cycle_handle_focus = NULL;
465 }
467 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (paned->gobj()), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
468 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
470 } else {
471 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (canvas_tbl), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
472 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
473 }
475 dtw->selected_style = new Inkscape::UI::Widget::SelectedStyle(true);
476 GtkHBox *ss_ = dtw->selected_style->gobj();
477 gtk_box_pack_start (GTK_BOX (dtw->statusbar), GTK_WIDGET(ss_), FALSE, FALSE, 0);
478 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_vseparator_new(), FALSE, FALSE, 0);
480 // connect scrollbar signals
481 g_signal_connect (G_OBJECT (dtw->hadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
482 g_signal_connect (G_OBJECT (dtw->vadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
484 GtkWidget *statusbar_tail=gtk_statusbar_new();
485 gtk_statusbar_set_has_resize_grip(GTK_STATUSBAR(statusbar_tail), TRUE);
486 gtk_box_pack_end (GTK_BOX (dtw->statusbar), statusbar_tail, FALSE, FALSE, 0);
488 // zoom status spinbutton
489 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);
490 gtk_tooltips_set_tip (dtw->tt, dtw->zoom_status, _("Zoom"), NULL);
491 gtk_widget_set_size_request (dtw->zoom_status, STATUS_ZOOM_WIDTH, -1);
492 gtk_entry_set_width_chars (GTK_ENTRY (dtw->zoom_status), 6);
493 gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (dtw->zoom_status), FALSE);
494 gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (dtw->zoom_status), GTK_UPDATE_ALWAYS);
495 g_signal_connect (G_OBJECT (dtw->zoom_status), "input", G_CALLBACK (sp_dtw_zoom_input), dtw);
496 g_signal_connect (G_OBJECT (dtw->zoom_status), "output", G_CALLBACK (sp_dtw_zoom_output), dtw);
497 gtk_object_set_data (GTK_OBJECT (dtw->zoom_status), "dtw", dtw->canvas);
498 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "focus-in-event", GTK_SIGNAL_FUNC (spinbutton_focus_in), dtw->zoom_status);
499 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "key-press-event", GTK_SIGNAL_FUNC (spinbutton_keypress), dtw->zoom_status);
500 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "value_changed", G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
501 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "populate_popup", G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
503 // cursor coordinates
504 dtw->coord_status = gtk_table_new (5, 2, FALSE);
505 gtk_table_set_row_spacings(GTK_TABLE(dtw->coord_status), 0);
506 gtk_table_set_col_spacings(GTK_TABLE(dtw->coord_status), 2);
507 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_vseparator_new(), 0,1, 0,2, GTK_FILL, GTK_FILL, 0, 0);
508 eventbox = gtk_event_box_new ();
509 gtk_container_add (GTK_CONTAINER (eventbox), dtw->coord_status);
510 gtk_tooltips_set_tip (dtw->tt, eventbox, _("Cursor coordinates"), NULL);
511 GtkWidget *label_x = gtk_label_new("X:");
512 gtk_misc_set_alignment (GTK_MISC(label_x), 0.0, 0.5);
513 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_x, 1,2, 0,1, GTK_FILL, GTK_FILL, 0, 0);
514 GtkWidget *label_y = gtk_label_new("Y:");
515 gtk_misc_set_alignment (GTK_MISC(label_y), 0.0, 0.5);
516 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_y, 1,2, 1,2, GTK_FILL, GTK_FILL, 0, 0);
517 dtw->coord_status_x = gtk_label_new(NULL);
518 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_x), "<tt> 0.00 </tt>" );
519 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_x), 1.0, 0.5);
520 dtw->coord_status_y = gtk_label_new(NULL);
521 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_y), "<tt> 0.00 </tt>" );
522 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_y), 1.0, 0.5);
523 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_x, 2,3, 0,1, GTK_FILL, GTK_FILL, 0, 0);
524 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_y, 2,3, 1,2, GTK_FILL, GTK_FILL, 0, 0);
525 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_label_new("Z:"), 3,4, 0,2, GTK_FILL, GTK_FILL, 0, 0);
526 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->zoom_status, 4,5, 0,2, GTK_FILL, GTK_FILL, 0, 0);
527 sp_set_font_size_smaller (dtw->coord_status);
528 gtk_box_pack_end (GTK_BOX (statusbar_tail), eventbox, FALSE, FALSE, 1);
530 dtw->layer_selector = new Inkscape::Widgets::LayerSelector(NULL);
531 // FIXME: need to unreference on container destruction to avoid leak
532 dtw->layer_selector->reference();
533 //dtw->layer_selector->set_size_request(-1, SP_ICON_SIZE_BUTTON);
534 gtk_box_pack_start(GTK_BOX(dtw->statusbar), GTK_WIDGET(dtw->layer_selector->gobj()), FALSE, FALSE, 1);
536 dtw->_tracker = ege_color_prof_tracker_new(GTK_WIDGET(dtw->layer_selector->gobj()));
537 #if ENABLE_LCMS
538 {
539 Glib::ustring id = Inkscape::colorprofile_get_display_id( 0, 0 );
540 bool enabled = false;
541 if ( dtw->canvas->cms_key ) {
542 *(dtw->canvas->cms_key) = id;
543 enabled = !dtw->canvas->cms_key->empty();
544 }
545 cms_adjust_set_sensitive( dtw, enabled );
546 }
547 #endif // ENABLE_LCMS
548 g_signal_connect( G_OBJECT(dtw->_tracker), "changed", G_CALLBACK(sp_dtw_color_profile_event), dtw );
550 dtw->select_status_eventbox = gtk_event_box_new ();
551 dtw->select_status = gtk_label_new (NULL);
552 #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 6
553 gtk_label_set_ellipsize (GTK_LABEL(dtw->select_status), PANGO_ELLIPSIZE_END);
554 #endif
555 gtk_misc_set_alignment (GTK_MISC (dtw->select_status), 0.0, 0.5);
556 gtk_widget_set_size_request (dtw->select_status, 1, -1);
557 // display the initial welcome message in the statusbar
558 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."));
559 // space label 2 pixels from left edge
560 gtk_container_add (GTK_CONTAINER (dtw->select_status_eventbox), dtw->select_status);
561 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_hbox_new(FALSE, 0), FALSE, FALSE, 2);
562 gtk_box_pack_start (GTK_BOX (dtw->statusbar), dtw->select_status_eventbox, TRUE, TRUE, 0);
564 gtk_widget_show_all (dtw->vbox);
565 }
567 /**
568 * Called before SPDesktopWidget destruction.
569 */
570 static void
571 sp_desktop_widget_destroy (GtkObject *object)
572 {
573 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (object);
575 if (dtw->desktop) {
576 if ( watcher ) {
577 watcher->remove(dtw);
578 }
579 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_input), dtw);
580 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_output), dtw);
581 gtk_signal_disconnect_by_data (GTK_OBJECT (dtw->zoom_status), dtw->zoom_status);
582 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
583 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
584 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->canvas), (gpointer) G_CALLBACK (sp_desktop_widget_event), dtw);
586 dtw->layer_selector->unreference();
587 inkscape_remove_desktop (dtw->desktop); // clears selection too
588 dtw->modified_connection.disconnect();
589 dtw->desktop->destroy();
590 Inkscape::GC::release (dtw->desktop);
591 dtw->desktop = NULL;
592 }
594 dtw->modified_connection.~connection();
596 if (GTK_OBJECT_CLASS (dtw_parent_class)->destroy) {
597 (* GTK_OBJECT_CLASS (dtw_parent_class)->destroy) (object);
598 }
599 }
602 /**
603 * Set the title in the desktop-window (if desktop has an own window).
604 *
605 * The title has form file name: desktop number - Inkscape.
606 * The desktop number is only shown if it's 2 or higher,
607 */
608 void
609 SPDesktopWidget::updateTitle(gchar const* uri)
610 {
611 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
613 if (window) {
614 gchar const *fname = ( TRUE
615 ? uri
616 : g_basename(uri) );
617 GString *name = g_string_new ("");
618 if (this->desktop->number > 1) {
619 if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
620 g_string_printf (name, _("%s: %d (outline) - Inkscape"), fname, this->desktop->number);
621 } else {
622 g_string_printf (name, _("%s: %d - Inkscape"), fname, this->desktop->number);
623 }
624 } else {
625 if (this->desktop->getMode() == Inkscape::RENDERMODE_OUTLINE) {
626 g_string_printf (name, _("%s (outline) - Inkscape"), fname);
627 } else {
628 g_string_printf (name, _("%s - Inkscape"), fname);
629 }
630 }
631 window->set_title (name->str);
632 g_string_free (name, TRUE);
633 }
634 }
636 Inkscape::UI::Widget::Dock*
637 SPDesktopWidget::getDock()
638 {
639 return dock;
640 }
642 /**
643 * Callback to allocate space for desktop widget.
644 */
645 static void
646 sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
647 {
648 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
650 if ((allocation->x == widget->allocation.x) &&
651 (allocation->y == widget->allocation.y) &&
652 (allocation->width == widget->allocation.width) &&
653 (allocation->height == widget->allocation.height)) {
654 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate)
655 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
656 return;
657 }
659 if (GTK_WIDGET_REALIZED (widget)) {
660 NR::Rect const area = dtw->desktop->get_display_area();
661 double zoom = dtw->desktop->current_zoom();
663 if (GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate) {
664 GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate (widget, allocation);
665 }
667 if (SP_BUTTON_IS_DOWN(dtw->sticky_zoom)) {
668 /* Calculate zoom per pixel */
669 double const zpsp = zoom / hypot (area.dimensions()[NR::X], area.dimensions()[NR::Y]);
670 /* Find new visible area */
671 NR::Rect newarea = dtw->desktop->get_display_area();
672 /* Calculate adjusted zoom */
673 zoom = zpsp * hypot(newarea.dimensions()[NR::X], newarea.dimensions()[NR::Y]);
674 dtw->desktop->zoom_absolute(newarea.midpoint()[NR::X], newarea.midpoint()[NR::Y], zoom);
675 } else {
676 dtw->desktop->zoom_absolute(area.midpoint()[NR::X], area.midpoint()[NR::Y], zoom);
677 }
679 } else {
680 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate) {
681 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
682 }
683 // this->size_allocate (widget, allocation);
684 }
685 }
687 /**
688 * Callback to realize desktop widget.
689 */
690 static void
691 sp_desktop_widget_realize (GtkWidget *widget)
692 {
694 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
696 if (GTK_WIDGET_CLASS (dtw_parent_class)->realize)
697 (* GTK_WIDGET_CLASS (dtw_parent_class)->realize) (widget);
699 NRRect d;
700 d.x0 = 0.0;
701 d.y0 = 0.0;
702 d.x1 = sp_document_width (dtw->desktop->doc());
703 d.y1 = sp_document_height (dtw->desktop->doc());
705 if ((fabs (d.x1 - d.x0) < 1.0) || (fabs (d.y1 - d.y0) < 1.0)) return;
707 dtw->desktop->set_display_area (d.x0, d.y0, d.x1, d.y1, 10);
709 sp_desktop_widget_update_namedview(dtw);
710 }
712 /* This is just to provide access to common functionality from sp_desktop_widget_realize() above
713 as well as from SPDesktop::change_document() */
714 void
715 sp_desktop_widget_update_namedview (SPDesktopWidget *dtw) {
716 g_return_if_fail(dtw);
718 /* Listen on namedview modification */
719 // originally (prior to the sigc++ conversion) the signal was simply
720 // connected twice rather than disconnecting the first connection
721 dtw->modified_connection.disconnect();
722 dtw->modified_connection = dtw->desktop->namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
723 sp_desktop_widget_namedview_modified (dtw->desktop->namedview, SP_OBJECT_MODIFIED_FLAG, dtw);
725 dtw->updateTitle(SP_DOCUMENT_NAME (dtw->desktop->doc()));
726 }
728 /**
729 * Callback to handle desktop widget event.
730 */
731 static gint
732 sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw)
733 {
734 if (event->type == GDK_BUTTON_PRESS) {
735 // defocus any spinbuttons
736 gtk_widget_grab_focus (GTK_WIDGET(dtw->canvas));
737 }
739 if ((event->type == GDK_BUTTON_PRESS) && (event->button.button == 3)) {
740 if (event->button.state & GDK_SHIFT_MASK) {
741 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), TRUE);
742 } else {
743 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), FALSE);
744 }
745 }
747 if (GTK_WIDGET_CLASS (dtw_parent_class)->event) {
748 return (* GTK_WIDGET_CLASS (dtw_parent_class)->event) (widget, event);
749 } else {
750 // The keypress events need to be passed to desktop handler explicitly,
751 // because otherwise the event contexts only receive keypresses when the mouse cursor
752 // is over the canvas. This redirection is only done for keypresses and only if there's no
753 // current item on the canvas, because item events and all mouse events are caught
754 // and passed on by the canvas acetate (I think). --bb
755 if (event->type == GDK_KEY_PRESS && !dtw->canvas->current_item) {
756 return sp_desktop_root_handler (NULL, event, dtw->desktop);
757 }
758 }
760 return FALSE;
761 }
763 void sp_dtw_color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktopWidget *dtw)
764 {
765 #if ENABLE_LCMS
766 // Handle profile changes
767 GdkScreen* screen = gtk_widget_get_screen(GTK_WIDGET(dtw));
768 gint screenNum = gdk_screen_get_number(screen);
769 gint monitor = gdk_screen_get_monitor_at_window(screen, gtk_widget_get_toplevel(GTK_WIDGET(dtw))->window);
770 Glib::ustring id = Inkscape::colorprofile_get_display_id( screenNum, monitor );
771 bool enabled = false;
772 if ( dtw->canvas->cms_key ) {
773 *(dtw->canvas->cms_key) = id;
774 dtw->requestCanvasUpdate();
775 enabled = !dtw->canvas->cms_key->empty();
776 }
777 cms_adjust_set_sensitive( dtw, enabled );
778 #endif // ENABLE_LCMS
779 }
781 void cms_adjust_toggled( GtkWidget */*button*/, gpointer data )
782 {
783 #if ENABLE_LCMS
784 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET(data);
786 bool down = SP_BUTTON_IS_DOWN(dtw->cms_adjust);
787 if ( down != dtw->canvas->enable_cms_display_adj ) {
788 dtw->canvas->enable_cms_display_adj = down;
789 dtw->requestCanvasUpdate();
790 prefs_set_int_attribute( "options.displayprofile", "enable", down ? 1 : 0 );
791 }
792 #endif // ENABLE_LCMS
793 }
795 void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled )
796 {
797 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
798 if ( verb ) {
799 SPAction *act = verb->get_action( dtw->viewwidget.view );
800 if ( act ) {
801 sp_action_set_sensitive( act, enabled );
802 }
803 }
804 gtk_widget_set_sensitive( dtw->cms_adjust, enabled );
805 }
807 void
808 sp_dtw_desktop_activate (SPDesktopWidget */*dtw*/)
809 {
810 /* update active desktop indicator */
811 }
813 void
814 sp_dtw_desktop_deactivate (SPDesktopWidget */*dtw*/)
815 {
816 /* update inactive desktop indicator */
817 }
819 /**
820 * Shuts down the desktop object for the view being closed. It checks
821 * to see if the document has been edited, and if so prompts the user
822 * to save, discard, or cancel. Returns TRUE if the shutdown operation
823 * is cancelled or if the save is cancelled or fails, FALSE otherwise.
824 */
825 bool
826 SPDesktopWidget::shutdown()
827 {
828 g_assert(desktop != NULL);
830 if (inkscape_is_sole_desktop_for_document(*desktop)) {
831 SPDocument *doc = desktop->doc();
832 if (doc->isModifiedSinceSave()) {
833 GtkWidget *dialog;
835 /** \todo
836 * FIXME !!! obviously this will have problems if the document
837 * name contains markup characters
838 */
839 dialog = gtk_message_dialog_new_with_markup(
840 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
841 GTK_DIALOG_DESTROY_WITH_PARENT,
842 GTK_MESSAGE_WARNING,
843 GTK_BUTTONS_NONE,
844 _("<span weight=\"bold\" size=\"larger\">Save changes to document \"%s\" before closing?</span>\n\n"
845 "If you close without saving, your changes will be discarded."),
846 SP_DOCUMENT_NAME(doc));
847 // fix for bug 1767940:
848 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
850 GtkWidget *close_button;
851 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
852 gtk_widget_show(close_button);
853 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
855 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
856 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
857 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
859 gint response;
860 response = gtk_dialog_run(GTK_DIALOG(dialog));
861 gtk_widget_destroy(dialog);
863 switch (response) {
864 case GTK_RESPONSE_YES:
865 {
866 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
868 sp_document_ref(doc);
869 if (sp_file_save_document(*window, doc)) {
870 sp_document_unref(doc);
871 } else { // save dialog cancelled or save failed
872 sp_document_unref(doc);
873 return TRUE;
874 }
876 break;
877 }
878 case GTK_RESPONSE_NO:
879 break;
880 default: // cancel pressed, or dialog was closed
881 return TRUE;
882 break;
883 }
884 }
885 /* Code to check data loss */
886 bool allow_data_loss = FALSE;
887 while (sp_document_repr_root(doc)->attribute("inkscape:dataloss") != NULL && allow_data_loss == FALSE) {
888 GtkWidget *dialog;
890 /** \todo
891 * FIXME !!! obviously this will have problems if the document
892 * name contains markup characters
893 */
894 dialog = gtk_message_dialog_new_with_markup(
895 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
896 GTK_DIALOG_DESTROY_WITH_PARENT,
897 GTK_MESSAGE_WARNING,
898 GTK_BUTTONS_NONE,
899 _("<span weight=\"bold\" size=\"larger\">The file \"%s\" was saved with a format (%s) that may cause data loss!</span>\n\n"
900 "Do you want to save this file as an Inkscape SVG?"),
901 SP_DOCUMENT_NAME(doc),
902 Inkscape::Extension::db.get(sp_document_repr_root(doc)->attribute("inkscape:output_extension"))->get_name());
903 // fix for bug 1767940:
904 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
906 GtkWidget *close_button;
907 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
908 gtk_widget_show(close_button);
909 GtkWidget *save_button;
910 save_button = gtk_button_new_with_mnemonic(_("_Save as SVG"));
911 gtk_widget_show(save_button);
912 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
914 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
915 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), save_button, GTK_RESPONSE_YES);
916 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
918 gint response;
919 response = gtk_dialog_run(GTK_DIALOG(dialog));
920 gtk_widget_destroy(dialog);
922 switch (response) {
923 case GTK_RESPONSE_YES:
924 {
925 sp_document_ref(doc);
927 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
929 if (sp_file_save_dialog(*window, doc)) {
930 sp_document_unref(doc);
931 } else { // save dialog cancelled or save failed
932 sp_document_unref(doc);
933 return TRUE;
934 }
936 break;
937 }
938 case GTK_RESPONSE_NO:
939 allow_data_loss = TRUE;
940 break;
941 default: // cancel pressed, or dialog was closed
942 return TRUE;
943 break;
944 }
945 }
946 }
948 /* Save window geometry to prefs for use as a default.
949 * Use depends on setting of "options.savewindowgeometry".
950 * But we save the info here regardless of the setting.
951 */
952 {
953 gint full = desktop->is_fullscreen() ? 1 : 0;
954 gint maxed = desktop->is_maximized() ? 1 : 0;
955 prefs_set_int_attribute("desktop.geometry", "fullscreen", full);
956 prefs_set_int_attribute("desktop.geometry", "maximized", maxed);
957 gint w, h, x, y;
958 desktop->getWindowGeometry(x, y, w, h);
959 // Don't save geom for maximized windows. It
960 // just tells you the current maximized size, which is not
961 // as useful as whatever value it had previously.
962 if (!maxed && !full) {
963 prefs_set_int_attribute("desktop.geometry", "width", w);
964 prefs_set_int_attribute("desktop.geometry", "height", h);
965 prefs_set_int_attribute("desktop.geometry", "x", x);
966 prefs_set_int_attribute("desktop.geometry", "y", y);
967 }
968 }
970 return FALSE;
971 }
973 /**
974 * \pre this->desktop->main != 0
975 */
976 void
977 SPDesktopWidget::requestCanvasUpdate() {
978 gtk_widget_queue_draw (GTK_WIDGET (SP_CANVAS_ITEM (this->desktop->main)->canvas));
979 }
981 void
982 SPDesktopWidget::requestCanvasUpdateAndWait() {
983 requestCanvasUpdate();
985 while (gtk_events_pending())
986 gtk_main_iteration_do(FALSE);
988 }
990 void
991 SPDesktopWidget::enableInteraction()
992 {
993 g_return_if_fail(_interaction_disabled_counter > 0);
995 _interaction_disabled_counter--;
997 if (_interaction_disabled_counter == 0) {
998 gtk_widget_set_sensitive(GTK_WIDGET(this), TRUE);
999 }
1000 }
1002 void
1003 SPDesktopWidget::disableInteraction()
1004 {
1005 if (_interaction_disabled_counter == 0) {
1006 gtk_widget_set_sensitive(GTK_WIDGET(this), FALSE);
1007 }
1009 _interaction_disabled_counter++;
1010 }
1012 void
1013 SPDesktopWidget::setCoordinateStatus(NR::Point p)
1014 {
1015 gchar *cstr;
1016 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[NR::X]);
1017 gtk_label_set_markup( GTK_LABEL(this->coord_status_x), cstr );
1018 g_free(cstr);
1020 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[NR::Y]);
1021 gtk_label_set_markup( GTK_LABEL(this->coord_status_y), cstr );
1022 g_free(cstr);
1023 }
1025 void
1026 SPDesktopWidget::letZoomGrabFocus()
1027 {
1028 if (zoom_status)
1029 gtk_widget_grab_focus (zoom_status);
1030 }
1032 void
1033 SPDesktopWidget::getWindowGeometry (gint &x, gint &y, gint &w, gint &h)
1034 {
1035 gboolean vis = GTK_WIDGET_VISIBLE (this);
1036 (void)vis; // TODO figure out why it is here but not used.
1038 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1040 if (window)
1041 {
1042 window->get_size (w, h);
1043 window->get_position (x, y);
1044 }
1045 }
1047 void
1048 SPDesktopWidget::setWindowPosition (NR::Point p)
1049 {
1050 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1052 if (window)
1053 {
1054 window->move (gint(round(p[NR::X])), gint(round(p[NR::Y])));
1055 }
1056 }
1058 void
1059 SPDesktopWidget::setWindowSize (gint w, gint h)
1060 {
1061 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1063 if (window)
1064 {
1065 window->set_default_size (w, h);
1066 window->reshow_with_initial_size ();
1067 }
1068 }
1070 /**
1071 * \note transientizing does not work on windows; when you minimize a document
1072 * and then open it back, only its transient emerges and you cannot access
1073 * the document window. The document window must be restored by rightclicking
1074 * the taskbar button and pressing "Restore"
1075 */
1076 void
1077 SPDesktopWidget::setWindowTransient (void *p, int transient_policy)
1078 {
1079 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1080 if (w)
1081 {
1082 gtk_window_set_transient_for (GTK_WINDOW(p), w);
1084 /*
1085 * This enables "aggressive" transientization,
1086 * i.e. dialogs always emerging on top when you switch documents. Note
1087 * however that this breaks "click to raise" policy of a window
1088 * manager because the switched-to document will be raised at once
1089 * (so that its transients also could raise)
1090 */
1091 if (transient_policy == 2)
1093 // without this, a transient window not always emerges on top
1094 gtk_window_present (w);
1095 }
1096 }
1098 void
1099 SPDesktopWidget::presentWindow()
1100 {
1101 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1102 if (w)
1103 gtk_window_present (w);
1104 }
1106 bool
1107 SPDesktopWidget::warnDialog (gchar* text)
1108 {
1109 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1110 if (w)
1111 {
1112 GtkWidget *dialog = gtk_message_dialog_new(
1113 w,
1114 GTK_DIALOG_DESTROY_WITH_PARENT,
1115 GTK_MESSAGE_WARNING,
1116 GTK_BUTTONS_YES_NO,
1117 "%s", text);
1118 gint response = gtk_dialog_run(GTK_DIALOG(dialog));
1119 gtk_widget_destroy(dialog);
1120 if (response == GTK_RESPONSE_YES)
1121 return true;
1122 }
1123 return false;
1124 }
1126 void
1127 sp_desktop_widget_iconify(SPDesktopWidget *dtw)
1128 {
1129 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1130 if (GTK_IS_WINDOW(topw)) {
1131 if (dtw->desktop->is_iconified()) {
1132 gtk_window_deiconify(topw);
1133 } else {
1134 gtk_window_iconify(topw);
1135 }
1136 }
1137 }
1139 void
1140 sp_desktop_widget_maximize(SPDesktopWidget *dtw)
1141 {
1142 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1143 if (GTK_IS_WINDOW(topw)) {
1144 if (dtw->desktop->is_maximized()) {
1145 gtk_window_unmaximize(topw);
1146 } else {
1147 // Save geometry to prefs before maximizing so that
1148 // something useful is stored there, because GTK doesn't maintain
1149 // a separate non-maximized size.
1150 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_fullscreen())
1151 {
1152 gint w, h, x, y;
1153 dtw->getWindowGeometry(x, y, w, h);
1154 prefs_set_int_attribute("desktop.geometry", "width", w);
1155 prefs_set_int_attribute("desktop.geometry", "height", h);
1156 prefs_set_int_attribute("desktop.geometry", "x", x);
1157 prefs_set_int_attribute("desktop.geometry", "y", y);
1158 }
1159 gtk_window_maximize(topw);
1160 }
1161 }
1162 }
1164 void
1165 sp_desktop_widget_fullscreen(SPDesktopWidget *dtw)
1166 {
1167 #ifdef HAVE_GTK_WINDOW_FULLSCREEN
1168 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1169 if (GTK_IS_WINDOW(topw)) {
1170 if (dtw->desktop->is_fullscreen()) {
1171 gtk_window_unfullscreen(topw);
1172 // widget layout is triggered by the resulting window_state_event
1173 } else {
1174 // Save geometry to prefs before maximizing so that
1175 // something useful is stored there, because GTK doesn't maintain
1176 // a separate non-maximized size.
1177 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_maximized())
1178 {
1179 gint w, h, x, y;
1180 dtw->getWindowGeometry(x, y, w, h);
1181 prefs_set_int_attribute("desktop.geometry", "width", w);
1182 prefs_set_int_attribute("desktop.geometry", "height", h);
1183 prefs_set_int_attribute("desktop.geometry", "x", x);
1184 prefs_set_int_attribute("desktop.geometry", "y", y);
1185 }
1186 gtk_window_fullscreen(topw);
1187 // widget layout is triggered by the resulting window_state_event
1188 }
1189 }
1190 #endif /* HAVE_GTK_WINDOW_FULLSCREEN */
1191 }
1193 /**
1194 * Hide whatever the user does not want to see in the window
1195 */
1196 void
1197 sp_desktop_widget_layout (SPDesktopWidget *dtw)
1198 {
1199 bool fullscreen = dtw->desktop->is_fullscreen();
1201 if (prefs_get_int_attribute (fullscreen ? "fullscreen.menu" : "window.menu", "state", 1) == 0) {
1202 gtk_widget_hide_all (dtw->menubar);
1203 } else {
1204 gtk_widget_show_all (dtw->menubar);
1205 }
1207 if (prefs_get_int_attribute (fullscreen ? "fullscreen.commands" : "window.commands", "state", 1) == 0) {
1208 gtk_widget_hide_all (dtw->commands_toolbox);
1209 } else {
1210 gtk_widget_show_all (dtw->commands_toolbox);
1211 }
1213 if (prefs_get_int_attribute (fullscreen ? "fullscreen.toppanel" : "window.toppanel", "state", 1) == 0) {
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_get_int_attribute (fullscreen ? "fullscreen.toolbox" : "window.toolbox", "state", 1) == 0) {
1222 gtk_widget_hide_all (dtw->tool_toolbox);
1223 } else {
1224 gtk_widget_show_all (dtw->tool_toolbox);
1225 }
1227 if (prefs_get_int_attribute (fullscreen ? "fullscreen.statusbar" : "window.statusbar", "state", 1) == 0) {
1228 gtk_widget_hide_all (dtw->statusbar);
1229 } else {
1230 gtk_widget_show_all (dtw->statusbar);
1231 }
1233 if (prefs_get_int_attribute (fullscreen ? "fullscreen.panels" : "window.panels", "state", 1) == 0) {
1234 gtk_widget_hide_all( dtw->panels );
1235 } else {
1236 gtk_widget_show_all( dtw->panels );
1237 }
1239 if (prefs_get_int_attribute (fullscreen ? "fullscreen.scrollbars" : "window.scrollbars", "state", 1) == 0) {
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_get_int_attribute (fullscreen ? "fullscreen.rulers" : "window.rulers", "state", 1) == 0) {
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 = NR::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 (NR::Point p)
1354 {
1355 NR::Point const origin = ( p - ruler_origin );
1357 /// \todo fixme:
1358 GTK_RULER(hruler)->position = origin[NR::X];
1359 gtk_ruler_draw_pos (GTK_RULER (hruler));
1360 GTK_RULER(vruler)->position = origin[NR::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()[NR::X] / scale - dtw->ruler_origin[NR::X];
1383 double e = viewbox.max()[NR::X] / scale - dtw->ruler_origin[NR::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()[NR::Y] / -scale - dtw->ruler_origin[NR::Y];
1399 double e = viewbox.max()[NR::Y] / -scale - dtw->ruler_origin[NR::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 = NR::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 {
1443 GSList const *imageList = sp_document_get_resource_list(desktop->doc(), "image");
1444 for (GSList const *p = imageList; p; p = p->next) {
1445 SPImage* image = SP_IMAGE(p->data);
1446 sp_image_refresh_if_outdated( image );
1447 }
1448 }
1450 inkscape_activate_desktop (desktop);
1452 return false;
1453 }
1455 static gdouble
1456 sp_dtw_zoom_value_to_display (gdouble value)
1457 {
1458 return floor (10 * (pow (2, value) * 100.0 + 0.05)) / 10;
1459 }
1461 static gdouble
1462 sp_dtw_zoom_display_to_value (gdouble value)
1463 {
1464 return log (value / 100.0) / log (2);
1465 }
1467 static gint
1468 sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer /*data*/)
1469 {
1470 gdouble new_scrolled = gtk_spin_button_get_value (spin);
1471 const gchar *b = gtk_entry_get_text (GTK_ENTRY (spin));
1472 gdouble new_typed = atof (b);
1474 if (sp_dtw_zoom_value_to_display (new_scrolled) == new_typed) { // the new value is set by scrolling
1475 *new_val = new_scrolled;
1476 } else { // the new value is typed in
1477 *new_val = sp_dtw_zoom_display_to_value (new_typed);
1478 }
1480 return TRUE;
1481 }
1483 static bool
1484 sp_dtw_zoom_output (GtkSpinButton *spin, gpointer /*data*/)
1485 {
1486 gchar b[64];
1487 double val = sp_dtw_zoom_value_to_display (gtk_spin_button_get_value (spin));
1488 if (val < 10) {
1489 g_snprintf (b, 64, "%4.1f%%", val);
1490 } else {
1491 g_snprintf (b, 64, "%4.0f%%", val);
1492 }
1493 gtk_entry_set_text (GTK_ENTRY (spin), b);
1494 return TRUE;
1495 }
1497 static void
1498 sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data)
1499 {
1500 double const zoom_factor = pow (2, gtk_spin_button_get_value (spin));
1502 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (data);
1503 SPDesktop *desktop = dtw->desktop;
1505 NR::Rect const d = desktop->get_display_area();
1506 g_signal_handler_block (spin, dtw->zoom_update);
1507 desktop->zoom_absolute (d.midpoint()[NR::X], d.midpoint()[NR::Y], zoom_factor);
1508 g_signal_handler_unblock (spin, dtw->zoom_update);
1510 spinbutton_defocus (GTK_OBJECT (spin));
1511 }
1513 static void
1514 sp_dtw_zoom_populate_popup (GtkEntry */*entry*/, GtkMenu *menu, gpointer data)
1515 {
1516 GList *children, *iter;
1517 GtkWidget *item;
1518 SPDesktop *dt = SP_DESKTOP_WIDGET (data)->desktop;
1520 children = gtk_container_get_children (GTK_CONTAINER (menu));
1521 for ( iter = children ; iter ; iter = g_list_next (iter)) {
1522 gtk_container_remove (GTK_CONTAINER (menu), GTK_WIDGET (iter->data));
1523 }
1524 g_list_free (children);
1526 item = gtk_menu_item_new_with_label ("200%");
1527 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_200), dt);
1528 gtk_widget_show (item);
1529 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1530 item = gtk_menu_item_new_with_label ("100%");
1531 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_100), dt);
1532 gtk_widget_show (item);
1533 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1534 item = gtk_menu_item_new_with_label ("50%");
1535 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_50), dt);
1536 gtk_widget_show (item);
1537 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1539 item = gtk_separator_menu_item_new ();
1540 gtk_widget_show (item);
1541 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1543 item = gtk_menu_item_new_with_label (_("Page"));
1544 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_page), dt);
1545 gtk_widget_show (item);
1546 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1547 item = gtk_menu_item_new_with_label (_("Drawing"));
1548 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_drawing), dt);
1549 gtk_widget_show (item);
1550 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1551 item = gtk_menu_item_new_with_label (_("Selection"));
1552 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_selection), dt);
1553 gtk_widget_show (item);
1554 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1555 }
1557 static void
1558 sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor)
1559 {
1560 NR::Rect const d = dt->get_display_area();
1561 dt->zoom_absolute(d.midpoint()[NR::X], d.midpoint()[NR::Y], factor);
1562 }
1564 static void
1565 sp_dtw_zoom_50 (GtkMenuItem */*item*/, gpointer data)
1566 {
1567 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 0.5);
1568 }
1570 static void
1571 sp_dtw_zoom_100 (GtkMenuItem */*item*/, gpointer data)
1572 {
1573 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 1.0);
1574 }
1576 static void
1577 sp_dtw_zoom_200 (GtkMenuItem */*item*/, gpointer data)
1578 {
1579 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 2.0);
1580 }
1582 static void
1583 sp_dtw_zoom_page (GtkMenuItem */*item*/, gpointer data)
1584 {
1585 static_cast<SPDesktop*>(data)->zoom_page();
1586 }
1588 static void
1589 sp_dtw_zoom_drawing (GtkMenuItem */*item*/, gpointer data)
1590 {
1591 static_cast<SPDesktop*>(data)->zoom_drawing();
1592 }
1594 static void
1595 sp_dtw_zoom_selection (GtkMenuItem */*item*/, gpointer data)
1596 {
1597 static_cast<SPDesktop*>(data)->zoom_selection();
1598 }
1602 void
1603 sp_desktop_widget_update_zoom (SPDesktopWidget *dtw)
1604 {
1605 g_signal_handlers_block_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1606 gtk_spin_button_set_value (GTK_SPIN_BUTTON (dtw->zoom_status), log(dtw->desktop->current_zoom()) / log(2));
1607 gtk_widget_queue_draw(GTK_WIDGET(dtw->zoom_status));
1608 if (GTK_WIDGET(dtw->zoom_status)->window)
1609 gdk_window_process_updates(GTK_WIDGET(dtw->zoom_status)->window, TRUE);
1610 g_signal_handlers_unblock_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1611 }
1613 void
1614 sp_desktop_widget_toggle_rulers (SPDesktopWidget *dtw)
1615 {
1616 if (GTK_WIDGET_VISIBLE (dtw->hruler)) {
1617 gtk_widget_hide_all (dtw->hruler);
1618 gtk_widget_hide_all (dtw->vruler);
1619 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.rulers" : "window.rulers", "state", 0);
1620 } else {
1621 gtk_widget_show_all (dtw->hruler);
1622 gtk_widget_show_all (dtw->vruler);
1623 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.rulers" : "window.rulers", "state", 1);
1624 }
1625 }
1627 void
1628 sp_desktop_widget_toggle_scrollbars (SPDesktopWidget *dtw)
1629 {
1630 if (GTK_WIDGET_VISIBLE (dtw->hscrollbar)) {
1631 gtk_widget_hide_all (dtw->hscrollbar);
1632 gtk_widget_hide_all (dtw->vscrollbar_box);
1633 gtk_widget_hide_all( dtw->cms_adjust );
1634 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.scrollbars" : "window.scrollbars", "state", 0);
1635 } else {
1636 gtk_widget_show_all (dtw->hscrollbar);
1637 gtk_widget_show_all (dtw->vscrollbar_box);
1638 gtk_widget_show_all( dtw->cms_adjust );
1639 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.scrollbars" : "window.scrollbars", "state", 1);
1640 }
1641 }
1643 void sp_desktop_widget_toggle_color_prof_adj( SPDesktopWidget *dtw )
1644 {
1646 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) ) {
1647 if ( SP_BUTTON_IS_DOWN(dtw->cms_adjust) ) {
1648 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), FALSE );
1649 } else {
1650 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
1651 }
1652 }
1653 }
1655 /* Unused
1656 void
1657 sp_spw_toggle_menubar (SPDesktopWidget *dtw, bool is_fullscreen)
1658 {
1659 if (GTK_WIDGET_VISIBLE (dtw->menubar)) {
1660 gtk_widget_hide_all (dtw->menubar);
1661 prefs_set_int_attribute (is_fullscreen ? "fullscreen.menu" : "window.menu", "state", 0);
1662 } else {
1663 gtk_widget_show_all (dtw->menubar);
1664 prefs_set_int_attribute (is_fullscreen ? "fullscreen.menu" : "window.menu", "state", 1);
1665 }
1666 }
1667 */
1669 static void
1670 set_adjustment (GtkAdjustment *adj, double l, double u, double ps, double si, double pi)
1671 {
1672 if ((l != adj->lower) ||
1673 (u != adj->upper) ||
1674 (ps != adj->page_size) ||
1675 (si != adj->step_increment) ||
1676 (pi != adj->page_increment)) {
1677 adj->lower = l;
1678 adj->upper = u;
1679 adj->page_size = ps;
1680 adj->step_increment = si;
1681 adj->page_increment = pi;
1682 gtk_adjustment_changed (adj);
1683 }
1684 }
1686 void
1687 sp_desktop_widget_update_scrollbars (SPDesktopWidget *dtw, double scale)
1688 {
1689 if (!dtw) return;
1690 if (dtw->update) return;
1691 dtw->update = 1;
1693 /* The desktop region we always show unconditionally */
1694 SPDocument *doc = dtw->desktop->doc();
1695 NR::Rect darea(NR::Point(-sp_document_width(doc), -sp_document_height(doc)),
1696 NR::Point(2 * sp_document_width(doc), 2 * sp_document_height(doc)));
1697 darea = NR::union_bounds(darea, sp_item_bbox_desktop(SP_ITEM(SP_DOCUMENT_ROOT(doc))));
1699 /* Canvas region we always show unconditionally */
1700 NR::Rect carea(NR::Point(darea.min()[NR::X] * scale - 64,
1701 darea.max()[NR::Y] * -scale - 64),
1702 NR::Point(darea.max()[NR::X] * scale + 64,
1703 darea.min()[NR::Y] * -scale + 64));
1705 NR::Rect viewbox = dtw->canvas->getViewbox();
1707 /* Viewbox is always included into scrollable region */
1708 carea = NR::union_bounds(carea, viewbox);
1710 set_adjustment(dtw->hadj, carea.min()[NR::X], carea.max()[NR::X],
1711 viewbox.dimensions()[NR::X],
1712 0.1 * viewbox.dimensions()[NR::X],
1713 viewbox.dimensions()[NR::X]);
1714 gtk_adjustment_set_value(dtw->hadj, viewbox.min()[NR::X]);
1716 set_adjustment(dtw->vadj, carea.min()[NR::Y], carea.max()[NR::Y],
1717 viewbox.dimensions()[NR::Y],
1718 0.1 * viewbox.dimensions()[NR::Y],
1719 viewbox.dimensions()[NR::Y]);
1720 gtk_adjustment_set_value(dtw->vadj, viewbox.min()[NR::Y]);
1722 dtw->update = 0;
1723 }
1726 /*
1727 Local Variables:
1728 mode:c++
1729 c-file-style:"stroustrup"
1730 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1731 indent-tabs-mode:nil
1732 fill-column:99
1733 End:
1734 */
1735 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :