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"
63 #if defined (SOLARIS_2_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 using Inkscape::XML::Node;
118 class PrefWatcher : public Inkscape::XML::NodeObserver {
119 public:
120 PrefWatcher();
121 virtual ~PrefWatcher();
124 virtual void notifyChildAdded( Node &/*node*/, Node &/*child*/, Node */*prev*/ ) {}
125 virtual void notifyChildRemoved( Node &/*node*/, Node &/*child*/, Node */*prev*/ ) {}
126 virtual void notifyChildOrderChanged( Node &/*node*/, Node &/*child*/,
127 Node */*old_prev*/, Node */*new_prev*/ ) {}
128 virtual void notifyContentChanged( Node &/*node*/,
129 Inkscape::Util::ptr_shared<char> /*old_content*/,
130 Inkscape::Util::ptr_shared<char> /*new_content*/ ) {}
131 virtual void notifyAttributeChanged( Node &node, GQuark name,
132 Inkscape::Util::ptr_shared<char> old_value,
133 Inkscape::Util::ptr_shared<char> new_value );
134 void add( SPDesktopWidget* dtw );
135 void remove( SPDesktopWidget* dtw );
137 private:
138 static void hook(EgeColorProfTracker *tracker, gint a, gint b, PrefWatcher *watcher);
140 std::list<SPDesktopWidget*> dtws;
141 EgeColorProfTracker *_tracker;
142 };
144 PrefWatcher::PrefWatcher() :
145 NodeObserver(),
146 dtws(),
147 _tracker(0)
148 {
149 _tracker = ege_color_prof_tracker_new(0);
150 g_signal_connect( G_OBJECT(_tracker), "modified", G_CALLBACK(hook), this );
151 }
153 PrefWatcher::~PrefWatcher()
154 {
155 }
157 void PrefWatcher::hook(EgeColorProfTracker */*tracker*/, gint screen, gint monitor, PrefWatcher */*watcher*/)
158 {
159 #if ENABLE_LCMS
160 unsigned char* buf = 0;
161 guint len = 0;
163 ege_color_prof_tracker_get_profile_for( screen, monitor, reinterpret_cast<gpointer*>(&buf), &len );
164 Glib::ustring id = Inkscape::colorprofile_set_display_per( buf, len, screen, monitor );
165 #endif // ENABLE_LCMS
166 }
168 void PrefWatcher::add( SPDesktopWidget* dtw )
169 {
170 dtws.push_back(dtw);
171 }
173 void PrefWatcher::remove( SPDesktopWidget* dtw )
174 {
175 dtws.remove(dtw);
176 }
178 void PrefWatcher::notifyAttributeChanged( Node &node, GQuark name,
179 Inkscape::Util::ptr_shared<char> /*old_value*/,
180 Inkscape::Util::ptr_shared<char> /*new_value*/ )
181 {
182 #if ENABLE_LCMS
183 (void)name;
184 if ( strcmp("group", node.name()) == 0 ) {
185 gchar const* id = node.attribute("id");
186 bool refresh = false;
187 if ( !id ) {
188 // bad
189 } else if (strcmp("displayprofile", id) == 0) {
190 Glib::ustring current = prefs_get_string_attribute( "options.displayprofile", "uri" );
191 bool enabled = current.length() > 0;
193 for ( std::list<SPDesktopWidget*>::iterator it = dtws.begin(); it != dtws.end(); ++it ) {
194 SPDesktopWidget* dtw = *it;
195 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) != enabled ) {
196 cms_adjust_set_sensitive( dtw, enabled );
197 }
198 }
199 refresh = true;
200 } else if (strcmp("softproof", id) == 0) {
201 refresh = true;
202 }
204 if ( refresh ) {
205 for ( std::list<SPDesktopWidget*>::iterator it = dtws.begin(); it != dtws.end(); ++it ) {
206 (*it)->requestCanvasUpdate();
207 }
208 }
209 #else
210 {
211 (void)node;
212 (void)name;
213 #endif // ENABLE_LCMS
214 }
215 }
217 static PrefWatcher* watcher = 0;
219 void
220 SPDesktopWidget::setMessage (Inkscape::MessageType type, const gchar *message)
221 {
222 GtkLabel *sb=GTK_LABEL(this->select_status);
223 gtk_label_set_markup (sb, message ? message : "");
225 // make sure the important messages are displayed immediately!
226 if (type == Inkscape::IMMEDIATE_MESSAGE && GTK_WIDGET_DRAWABLE (GTK_WIDGET(sb))) {
227 gtk_widget_queue_draw(GTK_WIDGET(sb));
228 gdk_window_process_updates(GTK_WIDGET(sb)->window, TRUE);
229 }
231 gtk_tooltips_set_tip (this->tt, this->select_status_eventbox, gtk_label_get_text (sb) , NULL);
232 }
234 NR::Point
235 SPDesktopWidget::window_get_pointer()
236 {
237 gint x,y;
238 gdk_window_get_pointer (GTK_WIDGET (canvas)->window, &x, &y, NULL);
239 return NR::Point(x,y);
240 }
242 /**
243 * Registers SPDesktopWidget class and returns its type number.
244 */
245 GtkType
246 sp_desktop_widget_get_type (void)
247 {
248 static GtkType type = 0;
249 if (!type) {
250 static const GtkTypeInfo info = {
251 "SPDesktopWidget",
252 sizeof (SPDesktopWidget),
253 sizeof (SPDesktopWidgetClass),
254 (GtkClassInitFunc) sp_desktop_widget_class_init,
255 (GtkObjectInitFunc) sp_desktop_widget_init,
256 NULL, NULL, NULL
257 };
258 type = gtk_type_unique (SP_TYPE_VIEW_WIDGET, &info);
259 }
260 return type;
261 }
263 /**
264 * SPDesktopWidget vtable initialization
265 */
266 static void
267 sp_desktop_widget_class_init (SPDesktopWidgetClass *klass)
268 {
269 dtw_parent_class = (SPViewWidgetClass*)gtk_type_class (SP_TYPE_VIEW_WIDGET);
271 GtkObjectClass *object_class = (GtkObjectClass *) klass;
272 GtkWidgetClass *widget_class = (GtkWidgetClass *) klass;
274 object_class->destroy = sp_desktop_widget_destroy;
276 widget_class->size_allocate = sp_desktop_widget_size_allocate;
277 widget_class->realize = sp_desktop_widget_realize;
278 }
280 /**
281 * Callback for SPDesktopWidget object initialization.
282 */
283 static void
284 sp_desktop_widget_init (SPDesktopWidget *dtw)
285 {
286 GtkWidget *widget;
287 GtkWidget *tbl;
288 GtkWidget *canvas_tbl;
290 GtkWidget *hbox;
291 GtkWidget *eventbox;
292 GtkStyle *style;
294 new (&dtw->modified_connection) sigc::connection();
296 widget = GTK_WIDGET (dtw);
298 dtw->window = 0;
300 dtw->desktop = NULL;
302 dtw->_interaction_disabled_counter = 0;
304 dtw->tt = gtk_tooltips_new ();
306 /* Main table */
307 dtw->vbox = gtk_vbox_new (FALSE, 0);
308 gtk_container_add( GTK_CONTAINER(dtw), GTK_WIDGET(dtw->vbox) );
310 dtw->statusbar = gtk_hbox_new (FALSE, 0);
311 //gtk_widget_set_usize (dtw->statusbar, -1, BOTTOM_BAR_HEIGHT);
312 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->statusbar, FALSE, TRUE, 0);
314 {
315 using Inkscape::UI::Dialogs::SwatchesPanel;
317 SwatchesPanel* swatches = new SwatchesPanel("embedded.swatches");
318 swatches->setOrientation( Gtk::ANCHOR_SOUTH );
319 dtw->panels = GTK_WIDGET(swatches->gobj());
320 gtk_box_pack_end( GTK_BOX( dtw->vbox ), dtw->panels, FALSE, TRUE, 0 );
321 }
323 hbox = gtk_hbox_new (FALSE, 0);
324 gtk_box_pack_end (GTK_BOX (dtw->vbox), hbox, TRUE, TRUE, 0);
325 gtk_widget_show (hbox);
327 dtw->aux_toolbox = sp_aux_toolbox_new ();
328 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->aux_toolbox, FALSE, TRUE, 0);
330 dtw->commands_toolbox = sp_commands_toolbox_new ();
331 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->commands_toolbox, FALSE, TRUE, 0);
333 dtw->tool_toolbox = sp_tool_toolbox_new ();
334 gtk_box_pack_start (GTK_BOX (hbox), dtw->tool_toolbox, FALSE, TRUE, 0);
336 tbl = gtk_table_new (2, 3, FALSE);
337 gtk_box_pack_start (GTK_BOX (hbox), tbl, TRUE, TRUE, 1);
339 canvas_tbl = gtk_table_new (3, 3, FALSE);
341 /* Horizontal ruler */
342 eventbox = gtk_event_box_new ();
343 dtw->hruler = sp_hruler_new ();
344 dtw->hruler_box = eventbox;
345 sp_ruler_set_metric (GTK_RULER (dtw->hruler), SP_PT);
346 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
347 gtk_container_add (GTK_CONTAINER (eventbox), dtw->hruler);
348 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 1, 2, 0, 1, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), widget->style->xthickness, 0);
349 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_hruler_event), dtw);
350 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_hruler_event), dtw);
351 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_hruler_event), dtw);
353 /* Vertical ruler */
354 eventbox = gtk_event_box_new ();
355 dtw->vruler = sp_vruler_new ();
356 dtw->vruler_box = eventbox;
357 sp_ruler_set_metric (GTK_RULER (dtw->vruler), SP_PT);
358 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
359 gtk_container_add (GTK_CONTAINER (eventbox), GTK_WIDGET (dtw->vruler));
360 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 0, 1, 1, 2, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), 0, widget->style->ythickness);
361 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_vruler_event), dtw);
362 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_vruler_event), dtw);
363 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_vruler_event), dtw);
365 /* Horizontal scrollbar */
366 dtw->hadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
367 dtw->hscrollbar = gtk_hscrollbar_new (GTK_ADJUSTMENT (dtw->hadj));
368 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->hscrollbar, 1, 2, 2, 3, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
370 /* Vertical scrollbar and the sticky zoom button */
371 dtw->vscrollbar_box = gtk_vbox_new (FALSE, 0);
372 dtw->sticky_zoom = sp_button_new_from_data ( Inkscape::ICON_SIZE_DECORATION,
373 SP_BUTTON_TYPE_TOGGLE,
374 NULL,
375 "sticky_zoom",
376 _("Zoom drawing if window size changes"),
377 dtw->tt);
378 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dtw->sticky_zoom), prefs_get_int_attribute ("options.stickyzoom", "value", 0));
379 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->sticky_zoom, FALSE, FALSE, 0);
380 dtw->vadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
381 dtw->vscrollbar = gtk_vscrollbar_new (GTK_ADJUSTMENT (dtw->vadj));
382 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->vscrollbar, TRUE, TRUE, 0);
383 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->vscrollbar_box, 2, 3, 0, 2, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_FILL), 0, 0);
386 gchar const* tip = "";
387 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
388 if ( verb ) {
389 SPAction *act = verb->get_action( dtw->viewwidget.view );
390 if ( act && act->tip ) {
391 tip = act->tip;
392 }
393 }
394 dtw->cms_adjust = sp_button_new_from_data( Inkscape::ICON_SIZE_DECORATION,
395 SP_BUTTON_TYPE_TOGGLE,
396 NULL,
397 "color_management",
398 tip,
399 dtw->tt );
400 #if ENABLE_LCMS
401 {
402 Glib::ustring current = prefs_get_string_attribute( "options.displayprofile", "uri" );
403 bool enabled = current.length() > 0;
404 cms_adjust_set_sensitive( dtw, enabled );
405 if ( enabled ) {
406 long long int active = prefs_get_int_attribute_limited( "options.displayprofile", "enable", 0, 0, 1 );
407 if ( active ) {
408 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
409 }
410 }
411 }
412 g_signal_connect_after( G_OBJECT(dtw->cms_adjust), "clicked", G_CALLBACK(cms_adjust_toggled), dtw );
413 #else
414 cms_adjust_set_sensitive(dtw, FALSE);
415 #endif // ENABLE_LCMS
416 gtk_table_attach( GTK_TABLE(canvas_tbl), dtw->cms_adjust, 2, 3, 2, 3, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
417 {
418 Inkscape::XML::Node* prefs = Inkscape::Preferences::get();
419 if ( prefs ) {
420 if (!watcher) {
421 watcher = new PrefWatcher();
422 prefs->addSubtreeObserver( *watcher );
423 }
424 watcher->add(dtw);
425 } else {
426 g_warning("NULL preferences instance encountered");
427 }
428 }
430 /* Canvas */
431 dtw->canvas = SP_CANVAS (sp_canvas_new_aa ());
432 #if ENABLE_LCMS
433 dtw->canvas->enable_cms_display_adj = prefs_get_int_attribute_limited( "options.displayprofile", "enable", 0, 0, 1 ) != 0;
434 #endif // ENABLE_LCMS
435 GTK_WIDGET_SET_FLAGS (GTK_WIDGET (dtw->canvas), GTK_CAN_FOCUS);
436 style = gtk_style_copy (GTK_WIDGET (dtw->canvas)->style);
437 style->bg[GTK_STATE_NORMAL] = style->white;
438 gtk_widget_set_style (GTK_WIDGET (dtw->canvas), style);
439 if ( prefs_get_int_attribute ("options.useextinput", "value", 1) )
440 gtk_widget_set_extension_events(GTK_WIDGET (dtw->canvas) , GDK_EXTENSION_EVENTS_ALL); //set extension events for tablets, unless disabled in preferences
441 g_signal_connect (G_OBJECT (dtw->canvas), "event", G_CALLBACK (sp_desktop_widget_event), dtw);
442 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);
444 /* Dock */
445 bool create_dock =
446 prefs_get_int_attribute_limited ("options.dialogtype", "value", Inkscape::UI::Dialog::FLOATING, 0, 1) ==
447 Inkscape::UI::Dialog::DOCK;
449 if (create_dock) {
450 dtw->dock = new Inkscape::UI::Widget::Dock();
452 Gtk::HPaned *paned = new Gtk::HPaned();
453 paned->pack1(*Glib::wrap(canvas_tbl));
454 paned->pack2(dtw->dock->getWidget(), Gtk::FILL);
456 /* Prevent the paned from catching F6 and F8 by unsetting the default callbacks */
457 if (GtkPanedClass *paned_class = GTK_PANED_CLASS (G_OBJECT_GET_CLASS (paned->gobj()))) {
458 paned_class->cycle_child_focus = NULL;
459 paned_class->cycle_handle_focus = NULL;
460 }
462 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (paned->gobj()), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
463 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
465 } else {
466 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (canvas_tbl), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
467 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
468 }
470 dtw->selected_style = new Inkscape::UI::Widget::SelectedStyle(true);
471 GtkHBox *ss_ = dtw->selected_style->gobj();
472 gtk_box_pack_start (GTK_BOX (dtw->statusbar), GTK_WIDGET(ss_), FALSE, FALSE, 0);
473 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_vseparator_new(), FALSE, FALSE, 0);
475 // connect scrollbar signals
476 g_signal_connect (G_OBJECT (dtw->hadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
477 g_signal_connect (G_OBJECT (dtw->vadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
479 GtkWidget *statusbar_tail=gtk_statusbar_new();
480 gtk_statusbar_set_has_resize_grip(GTK_STATUSBAR(statusbar_tail), TRUE);
481 gtk_box_pack_end (GTK_BOX (dtw->statusbar), statusbar_tail, FALSE, FALSE, 0);
483 // zoom status spinbutton
484 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);
485 gtk_tooltips_set_tip (dtw->tt, dtw->zoom_status, _("Zoom"), NULL);
486 gtk_widget_set_size_request (dtw->zoom_status, STATUS_ZOOM_WIDTH, -1);
487 gtk_entry_set_width_chars (GTK_ENTRY (dtw->zoom_status), 6);
488 gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (dtw->zoom_status), FALSE);
489 gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (dtw->zoom_status), GTK_UPDATE_ALWAYS);
490 g_signal_connect (G_OBJECT (dtw->zoom_status), "input", G_CALLBACK (sp_dtw_zoom_input), dtw);
491 g_signal_connect (G_OBJECT (dtw->zoom_status), "output", G_CALLBACK (sp_dtw_zoom_output), dtw);
492 gtk_object_set_data (GTK_OBJECT (dtw->zoom_status), "dtw", dtw->canvas);
493 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "focus-in-event", GTK_SIGNAL_FUNC (spinbutton_focus_in), dtw->zoom_status);
494 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "key-press-event", GTK_SIGNAL_FUNC (spinbutton_keypress), dtw->zoom_status);
495 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "value_changed", G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
496 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "populate_popup", G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
498 // cursor coordinates
499 dtw->coord_status = gtk_table_new (5, 2, FALSE);
500 gtk_table_set_row_spacings(GTK_TABLE(dtw->coord_status), 0);
501 gtk_table_set_col_spacings(GTK_TABLE(dtw->coord_status), 2);
502 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_vseparator_new(), 0,1, 0,2, GTK_FILL, GTK_FILL, 0, 0);
503 eventbox = gtk_event_box_new ();
504 gtk_container_add (GTK_CONTAINER (eventbox), dtw->coord_status);
505 gtk_tooltips_set_tip (dtw->tt, eventbox, _("Cursor coordinates"), NULL);
506 GtkWidget *label_x = gtk_label_new("X:");
507 gtk_misc_set_alignment (GTK_MISC(label_x), 0.0, 0.5);
508 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_x, 1,2, 0,1, GTK_FILL, GTK_FILL, 0, 0);
509 GtkWidget *label_y = gtk_label_new("Y:");
510 gtk_misc_set_alignment (GTK_MISC(label_y), 0.0, 0.5);
511 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_y, 1,2, 1,2, GTK_FILL, GTK_FILL, 0, 0);
512 dtw->coord_status_x = gtk_label_new(NULL);
513 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_x), "<tt> 0.00 </tt>" );
514 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_x), 1.0, 0.5);
515 dtw->coord_status_y = gtk_label_new(NULL);
516 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_y), "<tt> 0.00 </tt>" );
517 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_y), 1.0, 0.5);
518 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_x, 2,3, 0,1, GTK_FILL, GTK_FILL, 0, 0);
519 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_y, 2,3, 1,2, GTK_FILL, GTK_FILL, 0, 0);
520 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_label_new("Z:"), 3,4, 0,2, GTK_FILL, GTK_FILL, 0, 0);
521 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->zoom_status, 4,5, 0,2, GTK_FILL, GTK_FILL, 0, 0);
522 sp_set_font_size_smaller (dtw->coord_status);
523 gtk_box_pack_end (GTK_BOX (statusbar_tail), eventbox, FALSE, FALSE, 1);
525 dtw->layer_selector = new Inkscape::Widgets::LayerSelector(NULL);
526 // FIXME: need to unreference on container destruction to avoid leak
527 dtw->layer_selector->reference();
528 //dtw->layer_selector->set_size_request(-1, SP_ICON_SIZE_BUTTON);
529 gtk_box_pack_start(GTK_BOX(dtw->statusbar), GTK_WIDGET(dtw->layer_selector->gobj()), FALSE, FALSE, 1);
531 dtw->_tracker = ege_color_prof_tracker_new(GTK_WIDGET(dtw->layer_selector->gobj()));
532 #if ENABLE_LCMS
533 {
534 Glib::ustring id = Inkscape::colorprofile_get_display_id( 0, 0 );
535 bool enabled = false;
536 if ( dtw->canvas->cms_key ) {
537 *(dtw->canvas->cms_key) = id;
538 enabled = !dtw->canvas->cms_key->empty();
539 }
540 cms_adjust_set_sensitive( dtw, enabled );
541 }
542 #endif // ENABLE_LCMS
543 g_signal_connect( G_OBJECT(dtw->_tracker), "changed", G_CALLBACK(sp_dtw_color_profile_event), dtw );
545 dtw->select_status_eventbox = gtk_event_box_new ();
546 dtw->select_status = gtk_label_new (NULL);
547 #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 6
548 gtk_label_set_ellipsize (GTK_LABEL(dtw->select_status), PANGO_ELLIPSIZE_END);
549 #endif
550 gtk_misc_set_alignment (GTK_MISC (dtw->select_status), 0.0, 0.5);
551 gtk_widget_set_size_request (dtw->select_status, 1, -1);
552 // display the initial welcome message in the statusbar
553 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."));
554 // space label 2 pixels from left edge
555 gtk_container_add (GTK_CONTAINER (dtw->select_status_eventbox), dtw->select_status);
556 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_hbox_new(FALSE, 0), FALSE, FALSE, 2);
557 gtk_box_pack_start (GTK_BOX (dtw->statusbar), dtw->select_status_eventbox, TRUE, TRUE, 0);
559 gtk_widget_show_all (dtw->vbox);
560 }
562 /**
563 * Called before SPDesktopWidget destruction.
564 */
565 static void
566 sp_desktop_widget_destroy (GtkObject *object)
567 {
568 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (object);
570 if (dtw->desktop) {
571 if ( watcher ) {
572 watcher->remove(dtw);
573 }
574 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_input), dtw);
575 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_output), dtw);
576 gtk_signal_disconnect_by_data (GTK_OBJECT (dtw->zoom_status), dtw->zoom_status);
577 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
578 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
579 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->canvas), (gpointer) G_CALLBACK (sp_desktop_widget_event), dtw);
581 dtw->layer_selector->unreference();
582 inkscape_remove_desktop (dtw->desktop); // clears selection too
583 dtw->modified_connection.disconnect();
584 dtw->desktop->destroy();
585 Inkscape::GC::release (dtw->desktop);
586 dtw->desktop = NULL;
587 }
589 dtw->modified_connection.~connection();
591 if (GTK_OBJECT_CLASS (dtw_parent_class)->destroy) {
592 (* GTK_OBJECT_CLASS (dtw_parent_class)->destroy) (object);
593 }
594 }
597 /**
598 * Set the title in the desktop-window (if desktop has an own window).
599 *
600 * The title has form file name: desktop number - Inkscape.
601 * The desktop number is only shown if it's 2 or higher,
602 */
603 void
604 SPDesktopWidget::updateTitle(gchar const* uri)
605 {
606 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
608 if (window) {
609 gchar const *fname = ( TRUE
610 ? uri
611 : g_basename(uri) );
612 GString *name = g_string_new ("");
613 if (this->desktop->number > 1) {
614 if (this->desktop->getMode() == RENDERMODE_OUTLINE) {
615 g_string_printf (name, _("%s: %d (outline) - Inkscape"), fname, this->desktop->number);
616 } else {
617 g_string_printf (name, _("%s: %d - Inkscape"), fname, this->desktop->number);
618 }
619 } else {
620 if (this->desktop->getMode() == RENDERMODE_OUTLINE) {
621 g_string_printf (name, _("%s (outline) - Inkscape"), fname);
622 } else {
623 g_string_printf (name, _("%s - Inkscape"), fname);
624 }
625 }
626 window->set_title (name->str);
627 g_string_free (name, TRUE);
628 }
629 }
631 Inkscape::UI::Widget::Dock*
632 SPDesktopWidget::getDock()
633 {
634 return dock;
635 }
637 /**
638 * Callback to allocate space for desktop widget.
639 */
640 static void
641 sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
642 {
643 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
645 if ((allocation->x == widget->allocation.x) &&
646 (allocation->y == widget->allocation.y) &&
647 (allocation->width == widget->allocation.width) &&
648 (allocation->height == widget->allocation.height)) {
649 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate)
650 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
651 return;
652 }
654 if (GTK_WIDGET_REALIZED (widget)) {
655 NR::Rect const area = dtw->desktop->get_display_area();
656 double zoom = dtw->desktop->current_zoom();
658 if (GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate) {
659 GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate (widget, allocation);
660 }
662 if (SP_BUTTON_IS_DOWN(dtw->sticky_zoom)) {
663 /* Calculate zoom per pixel */
664 double const zpsp = zoom / hypot (area.dimensions()[NR::X], area.dimensions()[NR::Y]);
665 /* Find new visible area */
666 NR::Rect newarea = dtw->desktop->get_display_area();
667 /* Calculate adjusted zoom */
668 zoom = zpsp * hypot(newarea.dimensions()[NR::X], newarea.dimensions()[NR::Y]);
669 dtw->desktop->zoom_absolute(newarea.midpoint()[NR::X], newarea.midpoint()[NR::Y], zoom);
670 } else {
671 dtw->desktop->zoom_absolute(area.midpoint()[NR::X], area.midpoint()[NR::Y], zoom);
672 }
674 } else {
675 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate) {
676 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
677 }
678 // this->size_allocate (widget, allocation);
679 }
680 }
682 /**
683 * Callback to realize desktop widget.
684 */
685 static void
686 sp_desktop_widget_realize (GtkWidget *widget)
687 {
689 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
691 if (GTK_WIDGET_CLASS (dtw_parent_class)->realize)
692 (* GTK_WIDGET_CLASS (dtw_parent_class)->realize) (widget);
694 NRRect d;
695 d.x0 = 0.0;
696 d.y0 = 0.0;
697 d.x1 = sp_document_width (dtw->desktop->doc());
698 d.y1 = sp_document_height (dtw->desktop->doc());
700 if ((fabs (d.x1 - d.x0) < 1.0) || (fabs (d.y1 - d.y0) < 1.0)) return;
702 dtw->desktop->set_display_area (d.x0, d.y0, d.x1, d.y1, 10);
704 /* Listen on namedview modification */
705 // originally (prior to the sigc++ conversion) the signal was simply
706 // connected twice rather than disconnecting the first connection
707 dtw->modified_connection.disconnect();
708 dtw->modified_connection = dtw->desktop->namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
709 sp_desktop_widget_namedview_modified (dtw->desktop->namedview, SP_OBJECT_MODIFIED_FLAG, dtw);
711 dtw->updateTitle(SP_DOCUMENT_NAME (dtw->desktop->doc()));
712 }
714 /**
715 * Callback to handle desktop widget event.
716 */
717 static gint
718 sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw)
719 {
720 if (event->type == GDK_BUTTON_PRESS) {
721 // defocus any spinbuttons
722 gtk_widget_grab_focus (GTK_WIDGET(dtw->canvas));
723 }
725 if ((event->type == GDK_BUTTON_PRESS) && (event->button.button == 3)) {
726 if (event->button.state & GDK_SHIFT_MASK) {
727 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), TRUE);
728 } else {
729 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), FALSE);
730 }
731 }
733 if (GTK_WIDGET_CLASS (dtw_parent_class)->event) {
734 return (* GTK_WIDGET_CLASS (dtw_parent_class)->event) (widget, event);
735 } else {
736 // The keypress events need to be passed to desktop handler explicitly,
737 // because otherwise the event contexts only receive keypresses when the mouse cursor
738 // is over the canvas. This redirection is only done for keypresses and only if there's no
739 // current item on the canvas, because item events and all mouse events are caught
740 // and passed on by the canvas acetate (I think). --bb
741 if (event->type == GDK_KEY_PRESS && !dtw->canvas->current_item) {
742 return sp_desktop_root_handler (NULL, event, dtw->desktop);
743 }
744 }
746 return FALSE;
747 }
749 void sp_dtw_color_profile_event(EgeColorProfTracker */*tracker*/, SPDesktopWidget *dtw)
750 {
751 #if ENABLE_LCMS
752 // Handle profile changes
753 GdkScreen* screen = gtk_widget_get_screen(GTK_WIDGET(dtw));
754 gint screenNum = gdk_screen_get_number(screen);
755 gint monitor = gdk_screen_get_monitor_at_window(screen, gtk_widget_get_toplevel(GTK_WIDGET(dtw))->window);
756 Glib::ustring id = Inkscape::colorprofile_get_display_id( screenNum, monitor );
757 bool enabled = false;
758 if ( dtw->canvas->cms_key ) {
759 *(dtw->canvas->cms_key) = id;
760 dtw->requestCanvasUpdate();
761 enabled = !dtw->canvas->cms_key->empty();
762 }
763 cms_adjust_set_sensitive( dtw, enabled );
764 #endif // ENABLE_LCMS
765 }
767 void cms_adjust_toggled( GtkWidget */*button*/, gpointer data )
768 {
769 #if ENABLE_LCMS
770 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET(data);
772 bool down = SP_BUTTON_IS_DOWN(dtw->cms_adjust);
773 if ( down != dtw->canvas->enable_cms_display_adj ) {
774 dtw->canvas->enable_cms_display_adj = down;
775 dtw->requestCanvasUpdate();
776 prefs_set_int_attribute( "options.displayprofile", "enable", down ? 1 : 0 );
777 }
778 #endif // ENABLE_LCMS
779 }
781 void cms_adjust_set_sensitive( SPDesktopWidget *dtw, bool enabled )
782 {
783 Inkscape::Verb* verb = Inkscape::Verb::get( SP_VERB_VIEW_CMS_TOGGLE );
784 if ( verb ) {
785 SPAction *act = verb->get_action( dtw->viewwidget.view );
786 if ( act ) {
787 sp_action_set_sensitive( act, enabled );
788 }
789 }
790 gtk_widget_set_sensitive( dtw->cms_adjust, enabled );
791 }
793 void
794 sp_dtw_desktop_activate (SPDesktopWidget */*dtw*/)
795 {
796 /* update active desktop indicator */
797 }
799 void
800 sp_dtw_desktop_deactivate (SPDesktopWidget */*dtw*/)
801 {
802 /* update inactive desktop indicator */
803 }
805 /**
806 * Shuts down the desktop object for the view being closed. It checks
807 * to see if the document has been edited, and if so prompts the user
808 * to save, discard, or cancel. Returns TRUE if the shutdown operation
809 * is cancelled or if the save is cancelled or fails, FALSE otherwise.
810 */
811 bool
812 SPDesktopWidget::shutdown()
813 {
814 g_assert(desktop != NULL);
816 if (inkscape_is_sole_desktop_for_document(*desktop)) {
817 SPDocument *doc = desktop->doc();
818 if (doc->isModifiedSinceSave()) {
819 GtkWidget *dialog;
821 /** \todo
822 * FIXME !!! obviously this will have problems if the document
823 * name contains markup characters
824 */
825 dialog = gtk_message_dialog_new_with_markup(
826 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
827 GTK_DIALOG_DESTROY_WITH_PARENT,
828 GTK_MESSAGE_WARNING,
829 GTK_BUTTONS_NONE,
830 _("<span weight=\"bold\" size=\"larger\">Save changes to document \"%s\" before closing?</span>\n\n"
831 "If you close without saving, your changes will be discarded."),
832 SP_DOCUMENT_NAME(doc));
833 // fix for bug 1767940:
834 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
836 GtkWidget *close_button;
837 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
838 gtk_widget_show(close_button);
839 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
841 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
842 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
843 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
845 gint response;
846 response = gtk_dialog_run(GTK_DIALOG(dialog));
847 gtk_widget_destroy(dialog);
849 switch (response) {
850 case GTK_RESPONSE_YES:
851 {
852 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
854 sp_document_ref(doc);
855 if (sp_file_save_document(*window, doc)) {
856 sp_document_unref(doc);
857 } else { // save dialog cancelled or save failed
858 sp_document_unref(doc);
859 return TRUE;
860 }
862 break;
863 }
864 case GTK_RESPONSE_NO:
865 break;
866 default: // cancel pressed, or dialog was closed
867 return TRUE;
868 break;
869 }
870 }
871 /* Code to check data loss */
872 bool allow_data_loss = FALSE;
873 while (sp_document_repr_root(doc)->attribute("inkscape:dataloss") != NULL && allow_data_loss == FALSE) {
874 GtkWidget *dialog;
876 /** \todo
877 * FIXME !!! obviously this will have problems if the document
878 * name contains markup characters
879 */
880 dialog = gtk_message_dialog_new_with_markup(
881 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
882 GTK_DIALOG_DESTROY_WITH_PARENT,
883 GTK_MESSAGE_WARNING,
884 GTK_BUTTONS_NONE,
885 _("<span weight=\"bold\" size=\"larger\">The file \"%s\" was saved with a format (%s) that may cause data loss!</span>\n\n"
886 "Do you want to save this file as an Inkscape SVG?"),
887 SP_DOCUMENT_NAME(doc),
888 Inkscape::Extension::db.get(sp_document_repr_root(doc)->attribute("inkscape:output_extension"))->get_name());
889 // fix for bug 1767940:
890 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
892 GtkWidget *close_button;
893 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
894 gtk_widget_show(close_button);
895 GtkWidget *save_button;
896 save_button = gtk_button_new_with_mnemonic(_("_Save as SVG"));
897 gtk_widget_show(save_button);
898 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
900 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
901 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), save_button, GTK_RESPONSE_YES);
902 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
904 gint response;
905 response = gtk_dialog_run(GTK_DIALOG(dialog));
906 gtk_widget_destroy(dialog);
908 switch (response) {
909 case GTK_RESPONSE_YES:
910 {
911 sp_document_ref(doc);
913 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
915 if (sp_file_save_dialog(*window, doc)) {
916 sp_document_unref(doc);
917 } else { // save dialog cancelled or save failed
918 sp_document_unref(doc);
919 return TRUE;
920 }
922 break;
923 }
924 case GTK_RESPONSE_NO:
925 allow_data_loss = TRUE;
926 break;
927 default: // cancel pressed, or dialog was closed
928 return TRUE;
929 break;
930 }
931 }
932 }
934 /* Save window geometry to prefs for use as a default.
935 * Use depends on setting of "options.savewindowgeometry".
936 * But we save the info here regardless of the setting.
937 */
938 {
939 gint full = desktop->is_fullscreen() ? 1 : 0;
940 gint maxed = desktop->is_maximized() ? 1 : 0;
941 prefs_set_int_attribute("desktop.geometry", "fullscreen", full);
942 prefs_set_int_attribute("desktop.geometry", "maximized", maxed);
943 gint w, h, x, y;
944 desktop->getWindowGeometry(x, y, w, h);
945 // Don't save geom for maximized windows. It
946 // just tells you the current maximized size, which is not
947 // as useful as whatever value it had previously.
948 if (!maxed && !full) {
949 prefs_set_int_attribute("desktop.geometry", "width", w);
950 prefs_set_int_attribute("desktop.geometry", "height", h);
951 prefs_set_int_attribute("desktop.geometry", "x", x);
952 prefs_set_int_attribute("desktop.geometry", "y", y);
953 }
954 }
956 return FALSE;
957 }
959 /**
960 * \pre this->desktop->main != 0
961 */
962 void
963 SPDesktopWidget::requestCanvasUpdate() {
964 gtk_widget_queue_draw (GTK_WIDGET (SP_CANVAS_ITEM (this->desktop->main)->canvas));
965 }
967 void
968 SPDesktopWidget::requestCanvasUpdateAndWait() {
969 requestCanvasUpdate();
971 while (gtk_events_pending())
972 gtk_main_iteration_do(FALSE);
974 }
976 void
977 SPDesktopWidget::enableInteraction()
978 {
979 g_return_if_fail(_interaction_disabled_counter > 0);
981 _interaction_disabled_counter--;
983 if (_interaction_disabled_counter == 0) {
984 gtk_widget_set_sensitive(GTK_WIDGET(this), TRUE);
985 }
986 }
988 void
989 SPDesktopWidget::disableInteraction()
990 {
991 if (_interaction_disabled_counter == 0) {
992 gtk_widget_set_sensitive(GTK_WIDGET(this), FALSE);
993 }
995 _interaction_disabled_counter++;
996 }
998 void
999 SPDesktopWidget::setCoordinateStatus(NR::Point p)
1000 {
1001 gchar *cstr;
1002 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[NR::X]);
1003 gtk_label_set_markup( GTK_LABEL(this->coord_status_x), cstr );
1004 g_free(cstr);
1006 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[NR::Y]);
1007 gtk_label_set_markup( GTK_LABEL(this->coord_status_y), cstr );
1008 g_free(cstr);
1009 }
1011 void
1012 SPDesktopWidget::letZoomGrabFocus()
1013 {
1014 if (zoom_status)
1015 gtk_widget_grab_focus (zoom_status);
1016 }
1018 void
1019 SPDesktopWidget::getWindowGeometry (gint &x, gint &y, gint &w, gint &h)
1020 {
1021 gboolean vis = GTK_WIDGET_VISIBLE (this);
1022 (void)vis; // TODO figure out why it is here but not used.
1024 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1026 if (window)
1027 {
1028 window->get_size (w, h);
1029 window->get_position (x, y);
1030 }
1031 }
1033 void
1034 SPDesktopWidget::setWindowPosition (NR::Point p)
1035 {
1036 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1038 if (window)
1039 {
1040 window->move (gint(round(p[NR::X])), gint(round(p[NR::Y])));
1041 }
1042 }
1044 void
1045 SPDesktopWidget::setWindowSize (gint w, gint h)
1046 {
1047 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
1049 if (window)
1050 {
1051 window->set_default_size (w, h);
1052 window->reshow_with_initial_size ();
1053 }
1054 }
1056 /**
1057 * \note transientizing does not work on windows; when you minimize a document
1058 * and then open it back, only its transient emerges and you cannot access
1059 * the document window. The document window must be restored by rightclicking
1060 * the taskbar button and pressing "Restore"
1061 */
1062 void
1063 SPDesktopWidget::setWindowTransient (void *p, int transient_policy)
1064 {
1065 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1066 if (w)
1067 {
1068 gtk_window_set_transient_for (GTK_WINDOW(p), w);
1070 /*
1071 * This enables "aggressive" transientization,
1072 * i.e. dialogs always emerging on top when you switch documents. Note
1073 * however that this breaks "click to raise" policy of a window
1074 * manager because the switched-to document will be raised at once
1075 * (so that its transients also could raise)
1076 */
1077 if (transient_policy == 2)
1079 // without this, a transient window not always emerges on top
1080 gtk_window_present (w);
1081 }
1082 }
1084 void
1085 SPDesktopWidget::presentWindow()
1086 {
1087 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1088 if (w)
1089 gtk_window_present (w);
1090 }
1092 bool
1093 SPDesktopWidget::warnDialog (gchar* text)
1094 {
1095 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
1096 if (w)
1097 {
1098 GtkWidget *dialog = gtk_message_dialog_new(
1099 w,
1100 GTK_DIALOG_DESTROY_WITH_PARENT,
1101 GTK_MESSAGE_WARNING,
1102 GTK_BUTTONS_YES_NO,
1103 "%s", text);
1104 gint response = gtk_dialog_run(GTK_DIALOG(dialog));
1105 gtk_widget_destroy(dialog);
1106 if (response == GTK_RESPONSE_YES)
1107 return true;
1108 }
1109 return false;
1110 }
1112 void
1113 sp_desktop_widget_iconify(SPDesktopWidget *dtw)
1114 {
1115 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1116 if (GTK_IS_WINDOW(topw)) {
1117 if (dtw->desktop->is_iconified()) {
1118 gtk_window_deiconify(topw);
1119 } else {
1120 gtk_window_iconify(topw);
1121 }
1122 }
1123 }
1125 void
1126 sp_desktop_widget_maximize(SPDesktopWidget *dtw)
1127 {
1128 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1129 if (GTK_IS_WINDOW(topw)) {
1130 if (dtw->desktop->is_maximized()) {
1131 gtk_window_unmaximize(topw);
1132 } else {
1133 // Save geometry to prefs before maximizing so that
1134 // something useful is stored there, because GTK doesn't maintain
1135 // a separate non-maximized size.
1136 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_fullscreen())
1137 {
1138 gint w, h, x, y;
1139 dtw->getWindowGeometry(x, y, w, h);
1140 prefs_set_int_attribute("desktop.geometry", "width", w);
1141 prefs_set_int_attribute("desktop.geometry", "height", h);
1142 prefs_set_int_attribute("desktop.geometry", "x", x);
1143 prefs_set_int_attribute("desktop.geometry", "y", y);
1144 }
1145 gtk_window_maximize(topw);
1146 }
1147 }
1148 }
1150 void
1151 sp_desktop_widget_fullscreen(SPDesktopWidget *dtw)
1152 {
1153 #ifdef HAVE_GTK_WINDOW_FULLSCREEN
1154 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
1155 if (GTK_IS_WINDOW(topw)) {
1156 if (dtw->desktop->is_fullscreen()) {
1157 gtk_window_unfullscreen(topw);
1158 // widget layout is triggered by the resulting window_state_event
1159 } else {
1160 // Save geometry to prefs before maximizing so that
1161 // something useful is stored there, because GTK doesn't maintain
1162 // a separate non-maximized size.
1163 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_maximized())
1164 {
1165 gint w, h, x, y;
1166 dtw->getWindowGeometry(x, y, w, h);
1167 prefs_set_int_attribute("desktop.geometry", "width", w);
1168 prefs_set_int_attribute("desktop.geometry", "height", h);
1169 prefs_set_int_attribute("desktop.geometry", "x", x);
1170 prefs_set_int_attribute("desktop.geometry", "y", y);
1171 }
1172 gtk_window_fullscreen(topw);
1173 // widget layout is triggered by the resulting window_state_event
1174 }
1175 }
1176 #endif /* HAVE_GTK_WINDOW_FULLSCREEN */
1177 }
1179 /**
1180 * Hide whatever the user does not want to see in the window
1181 */
1182 void
1183 sp_desktop_widget_layout (SPDesktopWidget *dtw)
1184 {
1185 bool fullscreen = dtw->desktop->is_fullscreen();
1187 if (prefs_get_int_attribute (fullscreen ? "fullscreen.menu" : "window.menu", "state", 1) == 0) {
1188 gtk_widget_hide_all (dtw->menubar);
1189 } else {
1190 gtk_widget_show_all (dtw->menubar);
1191 }
1193 if (prefs_get_int_attribute (fullscreen ? "fullscreen.commands" : "window.commands", "state", 1) == 0) {
1194 gtk_widget_hide_all (dtw->commands_toolbox);
1195 } else {
1196 gtk_widget_show_all (dtw->commands_toolbox);
1197 }
1199 if (prefs_get_int_attribute (fullscreen ? "fullscreen.toppanel" : "window.toppanel", "state", 1) == 0) {
1200 gtk_widget_hide_all (dtw->aux_toolbox);
1201 } else {
1202 // we cannot just show_all because that will show all tools' panels;
1203 // this is a function from toolbox.cpp that shows only the current tool's panel
1204 show_aux_toolbox (dtw->aux_toolbox);
1205 }
1207 if (prefs_get_int_attribute (fullscreen ? "fullscreen.toolbox" : "window.toolbox", "state", 1) == 0) {
1208 gtk_widget_hide_all (dtw->tool_toolbox);
1209 } else {
1210 gtk_widget_show_all (dtw->tool_toolbox);
1211 }
1213 if (prefs_get_int_attribute (fullscreen ? "fullscreen.statusbar" : "window.statusbar", "state", 1) == 0) {
1214 gtk_widget_hide_all (dtw->statusbar);
1215 } else {
1216 gtk_widget_show_all (dtw->statusbar);
1217 }
1219 if (prefs_get_int_attribute (fullscreen ? "fullscreen.panels" : "window.panels", "state", 1) == 0) {
1220 gtk_widget_hide_all( dtw->panels );
1221 } else {
1222 gtk_widget_show_all( dtw->panels );
1223 }
1225 if (prefs_get_int_attribute (fullscreen ? "fullscreen.scrollbars" : "window.scrollbars", "state", 1) == 0) {
1226 gtk_widget_hide_all (dtw->hscrollbar);
1227 gtk_widget_hide_all (dtw->vscrollbar_box);
1228 gtk_widget_hide_all( dtw->cms_adjust );
1229 } else {
1230 gtk_widget_show_all (dtw->hscrollbar);
1231 gtk_widget_show_all (dtw->vscrollbar_box);
1232 gtk_widget_show_all( dtw->cms_adjust );
1233 }
1235 if (prefs_get_int_attribute (fullscreen ? "fullscreen.rulers" : "window.rulers", "state", 1) == 0) {
1236 gtk_widget_hide_all (dtw->hruler);
1237 gtk_widget_hide_all (dtw->vruler);
1238 } else {
1239 gtk_widget_show_all (dtw->hruler);
1240 gtk_widget_show_all (dtw->vruler);
1241 }
1242 }
1244 void
1245 SPDesktopWidget::setToolboxFocusTo (const gchar* label)
1246 {
1247 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) label);
1248 if (hb && GTK_IS_WIDGET(hb))
1249 {
1250 gtk_widget_grab_focus(GTK_WIDGET(hb));
1251 }
1252 }
1254 void
1255 SPDesktopWidget::setToolboxAdjustmentValue (gchar const *id, double value)
1256 {
1257 gpointer hb = sp_search_by_data_recursive (aux_toolbox, (gpointer) id);
1258 if (hb && GTK_IS_WIDGET(hb) && GTK_IS_SPIN_BUTTON(hb)) {
1259 GtkAdjustment *a = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON(hb));
1260 gtk_adjustment_set_value (a, value);
1261 }
1262 }
1264 void
1265 SPDesktopWidget::setToolboxSelectOneValue (gchar const *id, int value)
1266 {
1267 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1268 if (hb) {
1269 ege_select_one_action_set_active((EgeSelectOneAction*) hb, value);
1270 }
1271 }
1274 bool
1275 SPDesktopWidget::isToolboxButtonActive (const gchar* id)
1276 {
1277 bool isActive = false;
1278 gpointer thing = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1279 if ( !thing ) {
1280 //g_message( "Unable to locate item for {%s}", id );
1281 } else if ( GTK_IS_TOGGLE_BUTTON(thing) ) {
1282 GtkToggleButton *b = GTK_TOGGLE_BUTTON(thing);
1283 isActive = gtk_toggle_button_get_active( b ) != 0;
1284 } else if ( GTK_IS_TOGGLE_ACTION(thing) ) {
1285 GtkToggleAction* act = GTK_TOGGLE_ACTION(thing);
1286 isActive = gtk_toggle_action_get_active( act ) != 0;
1287 } else {
1288 //g_message( "Item for {%s} is of an unsupported type", id );
1289 }
1291 return isActive;
1292 }
1294 SPViewWidget *
1295 sp_desktop_widget_new (SPNamedView *namedview)
1296 {
1297 SPDesktopWidget *dtw = (SPDesktopWidget*)gtk_type_new (SP_TYPE_DESKTOP_WIDGET);
1299 dtw->dt2r = 1.0 / namedview->doc_units->unittobase;
1301 dtw->ruler_origin = NR::Point(0,0); //namedview->gridorigin; Why was the grid origin used here?
1303 dtw->desktop = new SPDesktop();
1304 dtw->stub = new SPDesktopWidget::WidgetStub (dtw);
1305 dtw->desktop->registerEditWidget (dtw->stub);
1306 dtw->desktop->init (namedview, dtw->canvas);
1307 inkscape_add_desktop (dtw->desktop);
1309 // Add the shape geometry to libavoid for autorouting connectors.
1310 // This needs desktop set for its spacing preferences.
1311 init_avoided_shape_geometry(dtw->desktop);
1313 dtw->selected_style->setDesktop(dtw->desktop);
1315 /* Once desktop is set, we can update rulers */
1316 sp_desktop_widget_update_rulers (dtw);
1318 sp_view_widget_set_view (SP_VIEW_WIDGET (dtw), dtw->desktop);
1320 /* Listen on namedview modification */
1321 dtw->modified_connection = namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
1323 dtw->layer_selector->setDesktop(dtw->desktop);
1325 dtw->menubar = sp_ui_main_menubar (dtw->desktop);
1326 gtk_widget_show_all (dtw->menubar);
1327 gtk_box_pack_start (GTK_BOX (dtw->vbox), dtw->menubar, FALSE, FALSE, 0);
1329 sp_desktop_widget_layout (dtw);
1331 sp_tool_toolbox_set_desktop (dtw->tool_toolbox, dtw->desktop);
1332 sp_aux_toolbox_set_desktop (dtw->aux_toolbox, dtw->desktop);
1333 sp_commands_toolbox_set_desktop (dtw->commands_toolbox, dtw->desktop);
1335 return SP_VIEW_WIDGET (dtw);
1336 }
1338 void
1339 SPDesktopWidget::viewSetPosition (NR::Point p)
1340 {
1341 NR::Point const origin = ( p - ruler_origin );
1343 /// \todo fixme:
1344 GTK_RULER(hruler)->position = origin[NR::X];
1345 gtk_ruler_draw_pos (GTK_RULER (hruler));
1346 GTK_RULER(vruler)->position = origin[NR::Y];
1347 gtk_ruler_draw_pos (GTK_RULER (vruler));
1348 }
1350 void
1351 sp_desktop_widget_update_rulers (SPDesktopWidget *dtw)
1352 {
1353 sp_desktop_widget_update_hruler(dtw);
1354 sp_desktop_widget_update_vruler(dtw);
1355 }
1357 void
1358 sp_desktop_widget_update_hruler (SPDesktopWidget *dtw)
1359 {
1360 NR::Rect viewbox = dtw->canvas->getViewbox();
1362 double const scale = dtw->desktop->current_zoom();
1363 double s = viewbox.min()[NR::X] / scale - dtw->ruler_origin[NR::X];
1364 double e = viewbox.max()[NR::X] / scale - dtw->ruler_origin[NR::X];
1365 gtk_ruler_set_range(GTK_RULER(dtw->hruler), s, e, GTK_RULER(dtw->hruler)->position, (e - s));
1366 }
1368 void
1369 sp_desktop_widget_update_vruler (SPDesktopWidget *dtw)
1370 {
1371 NR::Rect viewbox = dtw->canvas->getViewbox();
1373 double const scale = dtw->desktop->current_zoom();
1374 double s = viewbox.min()[NR::Y] / -scale - dtw->ruler_origin[NR::Y];
1375 double e = viewbox.max()[NR::Y] / -scale - dtw->ruler_origin[NR::Y];
1376 gtk_ruler_set_range(GTK_RULER(dtw->vruler), s, e, GTK_RULER(dtw->vruler)->position, (e - s));
1377 }
1380 static void
1381 sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw)
1382 {
1383 SPNamedView *nv=SP_NAMEDVIEW(obj);
1384 if (flags & SP_OBJECT_MODIFIED_FLAG) {
1385 dtw->dt2r = 1.0 / nv->doc_units->unittobase;
1386 dtw->ruler_origin = NR::Point(0,0); //nv->gridorigin; Why was the grid origin used here?
1388 sp_ruler_set_metric (GTK_RULER (dtw->vruler), nv->getDefaultMetric());
1389 sp_ruler_set_metric (GTK_RULER (dtw->hruler), nv->getDefaultMetric());
1391 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1392 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1394 sp_desktop_widget_update_rulers (dtw);
1395 }
1396 }
1398 static void
1399 sp_desktop_widget_adjustment_value_changed (GtkAdjustment */*adj*/, SPDesktopWidget *dtw)
1400 {
1401 if (dtw->update)
1402 return;
1404 dtw->update = 1;
1406 sp_canvas_scroll_to (dtw->canvas, dtw->hadj->value, dtw->vadj->value, FALSE);
1407 sp_desktop_widget_update_rulers (dtw);
1409 dtw->update = 0;
1410 }
1412 /* we make the desktop window with focus active, signal is connected in interface.c */
1413 bool SPDesktopWidget::onFocusInEvent(GdkEventFocus*)
1414 {
1415 inkscape_activate_desktop (desktop);
1417 return false;
1418 }
1420 static gdouble
1421 sp_dtw_zoom_value_to_display (gdouble value)
1422 {
1423 return floor (10 * (pow (2, value) * 100.0 + 0.05)) / 10;
1424 }
1426 static gdouble
1427 sp_dtw_zoom_display_to_value (gdouble value)
1428 {
1429 return log (value / 100.0) / log (2);
1430 }
1432 static gint
1433 sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer /*data*/)
1434 {
1435 gdouble new_scrolled = gtk_spin_button_get_value (spin);
1436 const gchar *b = gtk_entry_get_text (GTK_ENTRY (spin));
1437 gdouble new_typed = atof (b);
1439 if (sp_dtw_zoom_value_to_display (new_scrolled) == new_typed) { // the new value is set by scrolling
1440 *new_val = new_scrolled;
1441 } else { // the new value is typed in
1442 *new_val = sp_dtw_zoom_display_to_value (new_typed);
1443 }
1445 return TRUE;
1446 }
1448 static bool
1449 sp_dtw_zoom_output (GtkSpinButton *spin, gpointer /*data*/)
1450 {
1451 gchar b[64];
1452 double val = sp_dtw_zoom_value_to_display (gtk_spin_button_get_value (spin));
1453 if (val < 10) {
1454 g_snprintf (b, 64, "%4.1f%%", val);
1455 } else {
1456 g_snprintf (b, 64, "%4.0f%%", val);
1457 }
1458 gtk_entry_set_text (GTK_ENTRY (spin), b);
1459 return TRUE;
1460 }
1462 static void
1463 sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data)
1464 {
1465 double const zoom_factor = pow (2, gtk_spin_button_get_value (spin));
1467 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (data);
1468 SPDesktop *desktop = dtw->desktop;
1470 NR::Rect const d = desktop->get_display_area();
1471 g_signal_handler_block (spin, dtw->zoom_update);
1472 desktop->zoom_absolute (d.midpoint()[NR::X], d.midpoint()[NR::Y], zoom_factor);
1473 g_signal_handler_unblock (spin, dtw->zoom_update);
1475 spinbutton_defocus (GTK_OBJECT (spin));
1476 }
1478 static void
1479 sp_dtw_zoom_populate_popup (GtkEntry */*entry*/, GtkMenu *menu, gpointer data)
1480 {
1481 GList *children, *iter;
1482 GtkWidget *item;
1483 SPDesktop *dt = SP_DESKTOP_WIDGET (data)->desktop;
1485 children = gtk_container_get_children (GTK_CONTAINER (menu));
1486 for ( iter = children ; iter ; iter = g_list_next (iter)) {
1487 gtk_container_remove (GTK_CONTAINER (menu), GTK_WIDGET (iter->data));
1488 }
1489 g_list_free (children);
1491 item = gtk_menu_item_new_with_label ("200%");
1492 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_200), dt);
1493 gtk_widget_show (item);
1494 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1495 item = gtk_menu_item_new_with_label ("100%");
1496 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_100), dt);
1497 gtk_widget_show (item);
1498 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1499 item = gtk_menu_item_new_with_label ("50%");
1500 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_50), dt);
1501 gtk_widget_show (item);
1502 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1504 item = gtk_separator_menu_item_new ();
1505 gtk_widget_show (item);
1506 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1508 item = gtk_menu_item_new_with_label (_("Page"));
1509 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_page), dt);
1510 gtk_widget_show (item);
1511 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1512 item = gtk_menu_item_new_with_label (_("Drawing"));
1513 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_drawing), dt);
1514 gtk_widget_show (item);
1515 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1516 item = gtk_menu_item_new_with_label (_("Selection"));
1517 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_selection), dt);
1518 gtk_widget_show (item);
1519 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1520 }
1522 static void
1523 sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor)
1524 {
1525 NR::Rect const d = dt->get_display_area();
1526 dt->zoom_absolute(d.midpoint()[NR::X], d.midpoint()[NR::Y], factor);
1527 }
1529 static void
1530 sp_dtw_zoom_50 (GtkMenuItem */*item*/, gpointer data)
1531 {
1532 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 0.5);
1533 }
1535 static void
1536 sp_dtw_zoom_100 (GtkMenuItem */*item*/, gpointer data)
1537 {
1538 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 1.0);
1539 }
1541 static void
1542 sp_dtw_zoom_200 (GtkMenuItem */*item*/, gpointer data)
1543 {
1544 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 2.0);
1545 }
1547 static void
1548 sp_dtw_zoom_page (GtkMenuItem */*item*/, gpointer data)
1549 {
1550 static_cast<SPDesktop*>(data)->zoom_page();
1551 }
1553 static void
1554 sp_dtw_zoom_drawing (GtkMenuItem */*item*/, gpointer data)
1555 {
1556 static_cast<SPDesktop*>(data)->zoom_drawing();
1557 }
1559 static void
1560 sp_dtw_zoom_selection (GtkMenuItem */*item*/, gpointer data)
1561 {
1562 static_cast<SPDesktop*>(data)->zoom_selection();
1563 }
1567 void
1568 sp_desktop_widget_update_zoom (SPDesktopWidget *dtw)
1569 {
1570 g_signal_handlers_block_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1571 gtk_spin_button_set_value (GTK_SPIN_BUTTON (dtw->zoom_status), log(dtw->desktop->current_zoom()) / log(2));
1572 gtk_widget_queue_draw(GTK_WIDGET(dtw->zoom_status));
1573 if (GTK_WIDGET(dtw->zoom_status)->window)
1574 gdk_window_process_updates(GTK_WIDGET(dtw->zoom_status)->window, TRUE);
1575 g_signal_handlers_unblock_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1576 }
1578 void
1579 sp_desktop_widget_toggle_rulers (SPDesktopWidget *dtw)
1580 {
1581 if (GTK_WIDGET_VISIBLE (dtw->hruler)) {
1582 gtk_widget_hide_all (dtw->hruler);
1583 gtk_widget_hide_all (dtw->vruler);
1584 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.rulers" : "window.rulers", "state", 0);
1585 } else {
1586 gtk_widget_show_all (dtw->hruler);
1587 gtk_widget_show_all (dtw->vruler);
1588 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.rulers" : "window.rulers", "state", 1);
1589 }
1590 }
1592 void
1593 sp_desktop_widget_toggle_scrollbars (SPDesktopWidget *dtw)
1594 {
1595 if (GTK_WIDGET_VISIBLE (dtw->hscrollbar)) {
1596 gtk_widget_hide_all (dtw->hscrollbar);
1597 gtk_widget_hide_all (dtw->vscrollbar_box);
1598 gtk_widget_hide_all( dtw->cms_adjust );
1599 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.scrollbars" : "window.scrollbars", "state", 0);
1600 } else {
1601 gtk_widget_show_all (dtw->hscrollbar);
1602 gtk_widget_show_all (dtw->vscrollbar_box);
1603 gtk_widget_show_all( dtw->cms_adjust );
1604 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.scrollbars" : "window.scrollbars", "state", 1);
1605 }
1606 }
1608 void sp_desktop_widget_toggle_color_prof_adj( SPDesktopWidget *dtw )
1609 {
1611 if ( GTK_WIDGET_SENSITIVE( dtw->cms_adjust ) ) {
1612 if ( SP_BUTTON_IS_DOWN(dtw->cms_adjust) ) {
1613 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), FALSE );
1614 } else {
1615 sp_button_toggle_set_down( SP_BUTTON(dtw->cms_adjust), TRUE );
1616 }
1617 }
1618 }
1620 /* Unused
1621 void
1622 sp_spw_toggle_menubar (SPDesktopWidget *dtw, bool is_fullscreen)
1623 {
1624 if (GTK_WIDGET_VISIBLE (dtw->menubar)) {
1625 gtk_widget_hide_all (dtw->menubar);
1626 prefs_set_int_attribute (is_fullscreen ? "fullscreen.menu" : "window.menu", "state", 0);
1627 } else {
1628 gtk_widget_show_all (dtw->menubar);
1629 prefs_set_int_attribute (is_fullscreen ? "fullscreen.menu" : "window.menu", "state", 1);
1630 }
1631 }
1632 */
1634 static void
1635 set_adjustment (GtkAdjustment *adj, double l, double u, double ps, double si, double pi)
1636 {
1637 if ((l != adj->lower) ||
1638 (u != adj->upper) ||
1639 (ps != adj->page_size) ||
1640 (si != adj->step_increment) ||
1641 (pi != adj->page_increment)) {
1642 adj->lower = l;
1643 adj->upper = u;
1644 adj->page_size = ps;
1645 adj->step_increment = si;
1646 adj->page_increment = pi;
1647 gtk_adjustment_changed (adj);
1648 }
1649 }
1651 void
1652 sp_desktop_widget_update_scrollbars (SPDesktopWidget *dtw, double scale)
1653 {
1654 if (!dtw) return;
1655 if (dtw->update) return;
1656 dtw->update = 1;
1658 /* The desktop region we always show unconditionally */
1659 SPDocument *doc = dtw->desktop->doc();
1660 NR::Rect darea(NR::Point(-sp_document_width(doc), -sp_document_height(doc)),
1661 NR::Point(2 * sp_document_width(doc), 2 * sp_document_height(doc)));
1662 darea = NR::union_bounds(darea, sp_item_bbox_desktop(SP_ITEM(SP_DOCUMENT_ROOT(doc))));
1664 /* Canvas region we always show unconditionally */
1665 NR::Rect carea(NR::Point(darea.min()[NR::X] * scale - 64,
1666 darea.max()[NR::Y] * -scale - 64),
1667 NR::Point(darea.max()[NR::X] * scale + 64,
1668 darea.min()[NR::Y] * -scale + 64));
1670 NR::Rect viewbox = dtw->canvas->getViewbox();
1672 /* Viewbox is always included into scrollable region */
1673 carea = NR::union_bounds(carea, viewbox);
1675 set_adjustment(dtw->hadj, carea.min()[NR::X], carea.max()[NR::X],
1676 viewbox.dimensions()[NR::X],
1677 0.1 * viewbox.dimensions()[NR::X],
1678 viewbox.dimensions()[NR::X]);
1679 gtk_adjustment_set_value(dtw->hadj, viewbox.min()[NR::X]);
1681 set_adjustment(dtw->vadj, carea.min()[NR::Y], carea.max()[NR::Y],
1682 viewbox.dimensions()[NR::Y],
1683 0.1 * viewbox.dimensions()[NR::Y],
1684 viewbox.dimensions()[NR::Y]);
1685 gtk_adjustment_set_value(dtw->vadj, viewbox.min()[NR::Y]);
1687 dtw->update = 0;
1688 }
1691 /*
1692 Local Variables:
1693 mode:c++
1694 c-file-style:"stroustrup"
1695 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1696 indent-tabs-mode:nil
1697 fill-column:99
1698 End:
1699 */
1700 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :