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 "file.h"
41 #include "display/canvas-arena.h"
42 #include "display/nr-arena.h"
43 #include <extension/db.h>
44 #include "helper/units.h"
45 #include "widgets/button.h"
46 #include "widgets/ruler.h"
47 #include "widgets/widget-sizes.h"
48 #include "widgets/spw-utilities.h"
49 #include "widgets/spinbutton-events.h"
50 #include "widgets/layer-selector.h"
51 #include "ui/dialog/dialog-manager.h"
52 #include "ui/widget/dock.h"
53 #include "ui/widget/selected-style.h"
54 #include "sp-item.h"
55 #include "dialogs/swatches.h"
56 #include "conn-avoid-ref.h"
57 #include "ege-select-one-action.h"
58 #include "ege-color-prof-tracker.h"
60 #if defined (SOLARIS_2_8)
61 #include "round.h"
62 using Inkscape::round;
63 #endif
65 #ifdef WITH_INKBOARD
66 #endif
70 enum {
71 ACTIVATE,
72 DEACTIVATE,
73 MODIFIED,
74 EVENT_CONTEXT_CHANGED,
75 LAST_SIGNAL
76 };
79 //---------------------------------------------------------------------
80 /* SPDesktopWidget */
82 static void sp_desktop_widget_class_init (SPDesktopWidgetClass *klass);
83 static void sp_desktop_widget_init (SPDesktopWidget *widget);
84 static void sp_desktop_widget_destroy (GtkObject *object);
86 static void sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation);
87 static void sp_desktop_widget_realize (GtkWidget *widget);
89 static gint sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw);
91 static void sp_dtw_color_profile_event(GtkWidget *widget, SPDesktopWidget *dtw);
93 static void sp_desktop_widget_adjustment_value_changed (GtkAdjustment *adj, SPDesktopWidget *dtw);
94 static void sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw);
96 static gdouble sp_dtw_zoom_value_to_display (gdouble value);
97 static gdouble sp_dtw_zoom_display_to_value (gdouble value);
98 static gint sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer data);
99 static bool sp_dtw_zoom_output (GtkSpinButton *spin, gpointer data);
100 static void sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data);
101 static void sp_dtw_zoom_populate_popup (GtkEntry *entry, GtkMenu *menu, gpointer data);
102 static void sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor);
103 static void sp_dtw_zoom_50 (GtkMenuItem *item, gpointer data);
104 static void sp_dtw_zoom_100 (GtkMenuItem *item, gpointer data);
105 static void sp_dtw_zoom_200 (GtkMenuItem *item, gpointer data);
106 static void sp_dtw_zoom_page (GtkMenuItem *item, gpointer data);
107 static void sp_dtw_zoom_drawing (GtkMenuItem *item, gpointer data);
108 static void sp_dtw_zoom_selection (GtkMenuItem *item, gpointer data);
110 SPViewWidgetClass *dtw_parent_class;
112 void
113 SPDesktopWidget::setMessage (Inkscape::MessageType type, const gchar *message)
114 {
115 GtkLabel *sb=GTK_LABEL(this->select_status);
116 gtk_label_set_markup (sb, message ? message : "");
118 // make sure the important messages are displayed immediately!
119 if (type == Inkscape::IMMEDIATE_MESSAGE && GTK_WIDGET_DRAWABLE (GTK_WIDGET(sb))) {
120 gtk_widget_queue_draw(GTK_WIDGET(sb));
121 gdk_window_process_updates(GTK_WIDGET(sb)->window, TRUE);
122 }
124 // FIXME: TODO: remove <b></b> before displaying as tooltip
125 gtk_tooltips_set_tip (this->tt, this->select_status_eventbox, message ? message : "", NULL);
126 }
128 NR::Point
129 SPDesktopWidget::window_get_pointer()
130 {
131 gint x,y;
132 gdk_window_get_pointer (GTK_WIDGET (canvas)->window, &x, &y, NULL);
133 return NR::Point(x,y);
134 }
136 /**
137 * Registers SPDesktopWidget class and returns its type number.
138 */
139 GtkType
140 sp_desktop_widget_get_type (void)
141 {
142 static GtkType type = 0;
143 if (!type) {
144 static const GtkTypeInfo info = {
145 "SPDesktopWidget",
146 sizeof (SPDesktopWidget),
147 sizeof (SPDesktopWidgetClass),
148 (GtkClassInitFunc) sp_desktop_widget_class_init,
149 (GtkObjectInitFunc) sp_desktop_widget_init,
150 NULL, NULL, NULL
151 };
152 type = gtk_type_unique (SP_TYPE_VIEW_WIDGET, &info);
153 }
154 return type;
155 }
157 /**
158 * SPDesktopWidget vtable initialization
159 */
160 static void
161 sp_desktop_widget_class_init (SPDesktopWidgetClass *klass)
162 {
163 dtw_parent_class = (SPViewWidgetClass*)gtk_type_class (SP_TYPE_VIEW_WIDGET);
165 GtkObjectClass *object_class = (GtkObjectClass *) klass;
166 GtkWidgetClass *widget_class = (GtkWidgetClass *) klass;
168 object_class->destroy = sp_desktop_widget_destroy;
170 widget_class->size_allocate = sp_desktop_widget_size_allocate;
171 widget_class->realize = sp_desktop_widget_realize;
172 }
174 /**
175 * Callback for SPDesktopWidget object initialization.
176 */
177 static void
178 sp_desktop_widget_init (SPDesktopWidget *dtw)
179 {
180 GtkWidget *widget;
181 GtkWidget *tbl;
182 GtkWidget *canvas_tbl;
184 GtkWidget *hbox;
185 GtkWidget *eventbox;
186 GtkStyle *style;
188 new (&dtw->modified_connection) sigc::connection();
190 widget = GTK_WIDGET (dtw);
192 dtw->window = 0;
194 dtw->desktop = NULL;
196 dtw->_interaction_disabled_counter = 0;
198 dtw->tt = gtk_tooltips_new ();
200 /* Main table */
201 dtw->vbox = gtk_vbox_new (FALSE, 0);
202 gtk_container_add( GTK_CONTAINER(dtw), GTK_WIDGET(dtw->vbox) );
204 dtw->statusbar = gtk_hbox_new (FALSE, 0);
205 //gtk_widget_set_usize (dtw->statusbar, -1, BOTTOM_BAR_HEIGHT);
206 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->statusbar, FALSE, TRUE, 0);
208 {
209 using Inkscape::UI::Dialogs::SwatchesPanel;
211 SwatchesPanel* swatches = new SwatchesPanel("embedded.swatches");
212 swatches->setOrientation( Gtk::ANCHOR_SOUTH );
213 dtw->panels = GTK_WIDGET(swatches->gobj());
214 gtk_box_pack_end( GTK_BOX( dtw->vbox ), dtw->panels, FALSE, TRUE, 0 );
215 }
217 hbox = gtk_hbox_new (FALSE, 0);
218 gtk_box_pack_end (GTK_BOX (dtw->vbox), hbox, TRUE, TRUE, 0);
219 gtk_widget_show (hbox);
221 dtw->aux_toolbox = sp_aux_toolbox_new ();
222 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->aux_toolbox, FALSE, TRUE, 0);
224 dtw->commands_toolbox = sp_commands_toolbox_new ();
225 gtk_box_pack_end (GTK_BOX (dtw->vbox), dtw->commands_toolbox, FALSE, TRUE, 0);
227 dtw->tool_toolbox = sp_tool_toolbox_new ();
228 gtk_box_pack_start (GTK_BOX (hbox), dtw->tool_toolbox, FALSE, TRUE, 0);
230 tbl = gtk_table_new (2, 3, FALSE);
231 gtk_box_pack_start (GTK_BOX (hbox), tbl, TRUE, TRUE, 1);
233 canvas_tbl = gtk_table_new (3, 3, FALSE);
235 /* Horizontal ruler */
236 eventbox = gtk_event_box_new ();
237 dtw->hruler = sp_hruler_new ();
238 dtw->hruler_box = eventbox;
239 sp_ruler_set_metric (GTK_RULER (dtw->hruler), SP_PT);
240 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
241 gtk_container_add (GTK_CONTAINER (eventbox), dtw->hruler);
242 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 1, 2, 0, 1, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), widget->style->xthickness, 0);
243 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_hruler_event), dtw);
244 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_hruler_event), dtw);
245 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_hruler_event), dtw);
247 /* Vertical ruler */
248 eventbox = gtk_event_box_new ();
249 dtw->vruler = sp_vruler_new ();
250 dtw->vruler_box = eventbox;
251 sp_ruler_set_metric (GTK_RULER (dtw->vruler), SP_PT);
252 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (&sp_unit_get_by_id(SP_UNIT_PT))), NULL);
253 gtk_container_add (GTK_CONTAINER (eventbox), GTK_WIDGET (dtw->vruler));
254 gtk_table_attach (GTK_TABLE (canvas_tbl), eventbox, 0, 1, 1, 2, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_FILL), 0, widget->style->ythickness);
255 g_signal_connect (G_OBJECT (eventbox), "button_press_event", G_CALLBACK (sp_dt_vruler_event), dtw);
256 g_signal_connect (G_OBJECT (eventbox), "button_release_event", G_CALLBACK (sp_dt_vruler_event), dtw);
257 g_signal_connect (G_OBJECT (eventbox), "motion_notify_event", G_CALLBACK (sp_dt_vruler_event), dtw);
259 /* Horizontal scrollbar */
260 dtw->hadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
261 dtw->hscrollbar = gtk_hscrollbar_new (GTK_ADJUSTMENT (dtw->hadj));
262 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->hscrollbar, 1, 2, 2, 3, (GtkAttachOptions)(GTK_FILL), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
264 /* Vertical scrollbar and the sticky zoom button */
265 dtw->vscrollbar_box = gtk_vbox_new (FALSE, 0);
266 dtw->sticky_zoom = sp_button_new_from_data ( Inkscape::ICON_SIZE_DECORATION,
267 SP_BUTTON_TYPE_TOGGLE,
268 NULL,
269 "sticky_zoom",
270 _("Zoom drawing if window size changes"),
271 dtw->tt);
272 gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (dtw->sticky_zoom), prefs_get_int_attribute ("options.stickyzoom", "value", 0));
273 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->sticky_zoom, FALSE, FALSE, 0);
274 dtw->vadj = (GtkAdjustment *) gtk_adjustment_new (0.0, -4000.0, 4000.0, 10.0, 100.0, 4.0);
275 dtw->vscrollbar = gtk_vscrollbar_new (GTK_ADJUSTMENT (dtw->vadj));
276 gtk_box_pack_start (GTK_BOX (dtw->vscrollbar_box), dtw->vscrollbar, TRUE, TRUE, 0);
277 gtk_table_attach (GTK_TABLE (canvas_tbl), dtw->vscrollbar_box, 2, 3, 0, 2, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_FILL), 0, 0);
279 dtw->cms_adjust = sp_button_new_from_data( Inkscape::ICON_SIZE_DECORATION,
280 SP_BUTTON_TYPE_TOGGLE,
281 NULL,
282 "swatches",
283 _("Adjust the display"),
284 dtw->tt );
285 gtk_widget_set_sensitive(dtw->cms_adjust, FALSE);
286 gtk_table_attach( GTK_TABLE(canvas_tbl), dtw->cms_adjust, 2, 3, 2, 3, (GtkAttachOptions)(GTK_SHRINK), (GtkAttachOptions)(GTK_SHRINK), 0, 0);
288 /* Canvas */
289 dtw->canvas = SP_CANVAS (sp_canvas_new_aa ());
290 GTK_WIDGET_SET_FLAGS (GTK_WIDGET (dtw->canvas), GTK_CAN_FOCUS);
291 style = gtk_style_copy (GTK_WIDGET (dtw->canvas)->style);
292 style->bg[GTK_STATE_NORMAL] = style->white;
293 gtk_widget_set_style (GTK_WIDGET (dtw->canvas), style);
294 gtk_widget_set_extension_events(GTK_WIDGET (dtw->canvas) , GDK_EXTENSION_EVENTS_ALL);
295 g_signal_connect (G_OBJECT (dtw->canvas), "event", G_CALLBACK (sp_desktop_widget_event), dtw);
296 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);
298 /* Dock */
299 bool create_dock =
300 prefs_get_int_attribute_limited ("options.dialogtype", "value", Inkscape::UI::Dialog::FLOATING, 0, 1) ==
301 Inkscape::UI::Dialog::DOCK;
303 if (create_dock)
304 {
305 dtw->dock = new Inkscape::UI::Widget::Dock();
307 Gtk::HPaned *paned = new Gtk::HPaned();
308 paned->pack1(*Glib::wrap(canvas_tbl));
309 paned->pack2(dtw->dock->getWidget(), Gtk::FILL);
311 /* Prevent the paned from catching F6 and F8 by unsetting the default callbacks */
312 if (GtkPanedClass *paned_class = GTK_PANED_CLASS (G_OBJECT_GET_CLASS (paned->gobj()))) {
313 paned_class->cycle_child_focus = NULL;
314 paned_class->cycle_handle_focus = NULL;
315 }
317 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (paned->gobj()), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
318 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
320 } else {
321 gtk_table_attach (GTK_TABLE (tbl), GTK_WIDGET (canvas_tbl), 1, 2, 1, 2, (GtkAttachOptions)(GTK_EXPAND | GTK_FILL),
322 (GtkAttachOptions)(GTK_EXPAND | GTK_FILL), 0, 0);
323 }
325 dtw->selected_style = new Inkscape::UI::Widget::SelectedStyle(true);
326 GtkHBox *ss_ = dtw->selected_style->gobj();
327 gtk_box_pack_start (GTK_BOX (dtw->statusbar), GTK_WIDGET(ss_), FALSE, FALSE, 0);
328 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_vseparator_new(), FALSE, FALSE, 0);
330 // connect scrollbar signals
331 g_signal_connect (G_OBJECT (dtw->hadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
332 g_signal_connect (G_OBJECT (dtw->vadj), "value-changed", G_CALLBACK (sp_desktop_widget_adjustment_value_changed), dtw);
334 GtkWidget *statusbar_tail=gtk_statusbar_new();
335 gtk_statusbar_set_has_resize_grip(GTK_STATUSBAR(statusbar_tail), TRUE);
336 gtk_box_pack_end (GTK_BOX (dtw->statusbar), statusbar_tail, FALSE, FALSE, 0);
338 // zoom status spinbutton
339 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);
340 gtk_tooltips_set_tip (dtw->tt, dtw->zoom_status, _("Zoom"), NULL);
341 gtk_widget_set_size_request (dtw->zoom_status, STATUS_ZOOM_WIDTH, -1);
342 gtk_entry_set_width_chars (GTK_ENTRY (dtw->zoom_status), 6);
343 gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (dtw->zoom_status), FALSE);
344 gtk_spin_button_set_update_policy (GTK_SPIN_BUTTON (dtw->zoom_status), GTK_UPDATE_ALWAYS);
345 g_signal_connect (G_OBJECT (dtw->zoom_status), "input", G_CALLBACK (sp_dtw_zoom_input), dtw);
346 g_signal_connect (G_OBJECT (dtw->zoom_status), "output", G_CALLBACK (sp_dtw_zoom_output), dtw);
347 gtk_object_set_data (GTK_OBJECT (dtw->zoom_status), "dtw", dtw->canvas);
348 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "focus-in-event", GTK_SIGNAL_FUNC (spinbutton_focus_in), dtw->zoom_status);
349 gtk_signal_connect (GTK_OBJECT (dtw->zoom_status), "key-press-event", GTK_SIGNAL_FUNC (spinbutton_keypress), dtw->zoom_status);
350 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "value_changed", G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
351 dtw->zoom_update = g_signal_connect (G_OBJECT (dtw->zoom_status), "populate_popup", G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
353 // cursor coordinates
354 dtw->coord_status = gtk_table_new (5, 2, FALSE);
355 gtk_table_set_row_spacings(GTK_TABLE(dtw->coord_status), 0);
356 gtk_table_set_col_spacings(GTK_TABLE(dtw->coord_status), 2);
357 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_vseparator_new(), 0,1, 0,2, GTK_FILL, GTK_FILL, 0, 0);
358 eventbox = gtk_event_box_new ();
359 gtk_container_add (GTK_CONTAINER (eventbox), dtw->coord_status);
360 gtk_tooltips_set_tip (dtw->tt, eventbox, _("Cursor coordinates"), NULL);
361 GtkWidget *label_x = gtk_label_new("X:");
362 gtk_misc_set_alignment (GTK_MISC(label_x), 0.0, 0.5);
363 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_x, 1,2, 0,1, GTK_FILL, GTK_FILL, 0, 0);
364 GtkWidget *label_y = gtk_label_new("Y:");
365 gtk_misc_set_alignment (GTK_MISC(label_y), 0.0, 0.5);
366 gtk_table_attach(GTK_TABLE(dtw->coord_status), label_y, 1,2, 1,2, GTK_FILL, GTK_FILL, 0, 0);
367 dtw->coord_status_x = gtk_label_new(NULL);
368 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_x), "<tt> 0.00 </tt>" );
369 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_x), 1.0, 0.5);
370 dtw->coord_status_y = gtk_label_new(NULL);
371 gtk_label_set_markup( GTK_LABEL(dtw->coord_status_y), "<tt> 0.00 </tt>" );
372 gtk_misc_set_alignment (GTK_MISC(dtw->coord_status_y), 1.0, 0.5);
373 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_x, 2,3, 0,1, GTK_FILL, GTK_FILL, 0, 0);
374 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->coord_status_y, 2,3, 1,2, GTK_FILL, GTK_FILL, 0, 0);
375 gtk_table_attach(GTK_TABLE(dtw->coord_status), gtk_label_new("Z:"), 3,4, 0,2, GTK_FILL, GTK_FILL, 0, 0);
376 gtk_table_attach(GTK_TABLE(dtw->coord_status), dtw->zoom_status, 4,5, 0,2, GTK_FILL, GTK_FILL, 0, 0);
377 sp_set_font_size_smaller (dtw->coord_status);
378 gtk_box_pack_end (GTK_BOX (statusbar_tail), eventbox, FALSE, FALSE, 1);
380 dtw->layer_selector = new Inkscape::Widgets::LayerSelector(NULL);
381 // FIXME: need to unreference on container destruction to avoid leak
382 dtw->layer_selector->reference();
383 //dtw->layer_selector->set_size_request(-1, SP_ICON_SIZE_BUTTON);
384 gtk_box_pack_start(GTK_BOX(dtw->statusbar), GTK_WIDGET(dtw->layer_selector->gobj()), FALSE, FALSE, 1);
386 dtw->_tracker = ege_color_prof_tracker_new(GTK_WIDGET(dtw->layer_selector->gobj()));
387 g_signal_connect( G_OBJECT(dtw->_tracker), "changed", G_CALLBACK(sp_dtw_color_profile_event), dtw );
389 dtw->select_status_eventbox = gtk_event_box_new ();
390 dtw->select_status = gtk_label_new (NULL);
391 #if GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 6
392 gtk_label_set_ellipsize (GTK_LABEL(dtw->select_status), PANGO_ELLIPSIZE_END);
393 #endif
394 gtk_misc_set_alignment (GTK_MISC (dtw->select_status), 0.0, 0.5);
395 gtk_widget_set_size_request (dtw->select_status, 1, -1);
396 // display the initial welcome message in the statusbar
397 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."));
398 // space label 2 pixels from left edge
399 gtk_container_add (GTK_CONTAINER (dtw->select_status_eventbox), dtw->select_status);
400 gtk_box_pack_start (GTK_BOX (dtw->statusbar), gtk_hbox_new(FALSE, 0), FALSE, FALSE, 2);
401 gtk_box_pack_start (GTK_BOX (dtw->statusbar), dtw->select_status_eventbox, TRUE, TRUE, 0);
403 gtk_widget_show_all (dtw->vbox);
404 }
406 /**
407 * Called before SPDesktopWidget destruction.
408 */
409 static void
410 sp_desktop_widget_destroy (GtkObject *object)
411 {
412 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (object);
414 if (dtw->desktop) {
415 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_input), dtw);
416 g_signal_handlers_disconnect_by_func(G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK(sp_dtw_zoom_output), dtw);
417 gtk_signal_disconnect_by_data (GTK_OBJECT (dtw->zoom_status), dtw->zoom_status);
418 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
419 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->zoom_status), (gpointer) G_CALLBACK (sp_dtw_zoom_populate_popup), dtw);
420 g_signal_handlers_disconnect_by_func (G_OBJECT (dtw->canvas), (gpointer) G_CALLBACK (sp_desktop_widget_event), dtw);
422 dtw->layer_selector->unreference();
423 inkscape_remove_desktop (dtw->desktop); // clears selection too
424 dtw->modified_connection.disconnect();
425 dtw->desktop->destroy();
426 Inkscape::GC::release (dtw->desktop);
427 dtw->desktop = NULL;
428 }
430 dtw->modified_connection.~connection();
432 if (GTK_OBJECT_CLASS (dtw_parent_class)->destroy) {
433 (* GTK_OBJECT_CLASS (dtw_parent_class)->destroy) (object);
434 }
435 }
438 /**
439 * Set the title in the desktop-window (if desktop has an own window).
440 *
441 * The title has form file name: desktop number - Inkscape.
442 * The desktop number is only shown if it's 2 or higher,
443 */
444 void
445 SPDesktopWidget::updateTitle(gchar const* uri)
446 {
447 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
449 if (window) {
450 gchar const *fname = ( TRUE
451 ? uri
452 : g_basename(uri) );
453 GString *name = g_string_new ("");
454 if (this->desktop->number > 1) {
455 if (this->desktop->getMode() == RENDERMODE_OUTLINE) {
456 g_string_printf (name, _("%s: %d (outline) - Inkscape"), fname, this->desktop->number);
457 } else {
458 g_string_printf (name, _("%s: %d - Inkscape"), fname, this->desktop->number);
459 }
460 } else {
461 if (this->desktop->getMode() == RENDERMODE_OUTLINE) {
462 g_string_printf (name, _("%s (outline) - Inkscape"), fname);
463 } else {
464 g_string_printf (name, _("%s - Inkscape"), fname);
465 }
466 }
467 window->set_title (name->str);
468 g_string_free (name, TRUE);
469 }
470 }
472 Inkscape::UI::Widget::Dock*
473 SPDesktopWidget::getDock()
474 {
475 return dock;
476 }
478 /**
479 * Callback to allocate space for desktop widget.
480 */
481 static void
482 sp_desktop_widget_size_allocate (GtkWidget *widget, GtkAllocation *allocation)
483 {
484 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
486 if ((allocation->x == widget->allocation.x) &&
487 (allocation->y == widget->allocation.y) &&
488 (allocation->width == widget->allocation.width) &&
489 (allocation->height == widget->allocation.height)) {
490 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate)
491 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
492 return;
493 }
495 if (GTK_WIDGET_REALIZED (widget)) {
496 NR::Rect const area = dtw->desktop->get_display_area();
497 double zoom = dtw->desktop->current_zoom();
499 if (GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate) {
500 GTK_WIDGET_CLASS(dtw_parent_class)->size_allocate (widget, allocation);
501 }
503 if (SP_BUTTON_IS_DOWN(dtw->sticky_zoom)) {
504 /* Calculate zoom per pixel */
505 double const zpsp = zoom / hypot (area.dimensions()[NR::X], area.dimensions()[NR::Y]);
506 /* Find new visible area */
507 NR::Rect newarea = dtw->desktop->get_display_area();
508 /* Calculate adjusted zoom */
509 zoom = zpsp * hypot(newarea.dimensions()[NR::X], newarea.dimensions()[NR::Y]);
510 dtw->desktop->zoom_absolute(newarea.midpoint()[NR::X], newarea.midpoint()[NR::Y], zoom);
511 } else {
512 dtw->desktop->zoom_absolute(area.midpoint()[NR::X], area.midpoint()[NR::Y], zoom);
513 }
515 } else {
516 if (GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate) {
517 GTK_WIDGET_CLASS (dtw_parent_class)->size_allocate (widget, allocation);
518 }
519 // this->size_allocate (widget, allocation);
520 }
521 }
523 /**
524 * Callback to realize desktop widget.
525 */
526 static void
527 sp_desktop_widget_realize (GtkWidget *widget)
528 {
530 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (widget);
532 if (GTK_WIDGET_CLASS (dtw_parent_class)->realize)
533 (* GTK_WIDGET_CLASS (dtw_parent_class)->realize) (widget);
535 NRRect d;
536 d.x0 = 0.0;
537 d.y0 = 0.0;
538 d.x1 = sp_document_width (dtw->desktop->doc());
539 d.y1 = sp_document_height (dtw->desktop->doc());
541 if ((fabs (d.x1 - d.x0) < 1.0) || (fabs (d.y1 - d.y0) < 1.0)) return;
543 dtw->desktop->set_display_area (d.x0, d.y0, d.x1, d.y1, 10);
545 /* Listen on namedview modification */
546 // originally (prior to the sigc++ conversion) the signal was simply
547 // connected twice rather than disconnecting the first connection
548 dtw->modified_connection.disconnect();
549 dtw->modified_connection = dtw->desktop->namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
550 sp_desktop_widget_namedview_modified (dtw->desktop->namedview, SP_OBJECT_MODIFIED_FLAG, dtw);
552 dtw->updateTitle(SP_DOCUMENT_NAME (dtw->desktop->doc()));
553 }
555 /**
556 * Callback to handle desktop widget event.
557 */
558 static gint
559 sp_desktop_widget_event (GtkWidget *widget, GdkEvent *event, SPDesktopWidget *dtw)
560 {
561 if (event->type == GDK_BUTTON_PRESS) {
562 // defocus any spinbuttons
563 gtk_widget_grab_focus (GTK_WIDGET(dtw->canvas));
564 }
566 if ((event->type == GDK_BUTTON_PRESS) && (event->button.button == 3)) {
567 if (event->button.state & GDK_SHIFT_MASK) {
568 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), TRUE);
569 } else {
570 sp_canvas_arena_set_sticky (SP_CANVAS_ARENA (dtw->desktop->drawing), FALSE);
571 }
572 }
574 if (GTK_WIDGET_CLASS (dtw_parent_class)->event) {
575 return (* GTK_WIDGET_CLASS (dtw_parent_class)->event) (widget, event);
576 } else {
577 // The keypress events need to be passed to desktop handler explicitly,
578 // because otherwise the event contexts only receive keypresses when the mouse cursor
579 // is over the canvas. This redirection is only done for keypresses and only if there's no
580 // current item on the canvas, because item events and all mouse events are caught
581 // and passed on by the canvas acetate (I think). --bb
582 if (event->type == GDK_KEY_PRESS && !dtw->canvas->current_item) {
583 return sp_desktop_root_handler (NULL, event, dtw->desktop);
584 }
585 }
587 return FALSE;
588 }
590 void sp_dtw_color_profile_event(GtkWidget */*widget*/, SPDesktopWidget */*dtw*/)
591 {
592 // Handle profile changes
593 }
595 void
596 sp_dtw_desktop_activate (SPDesktopWidget *dtw)
597 {
598 /* update active desktop indicator */
599 }
601 void
602 sp_dtw_desktop_deactivate (SPDesktopWidget *dtw)
603 {
604 /* update inactive desktop indicator */
605 }
607 /**
608 * Shuts down the desktop object for the view being closed. It checks
609 * to see if the document has been edited, and if so prompts the user
610 * to save, discard, or cancel. Returns TRUE if the shutdown operation
611 * is cancelled or if the save is cancelled or fails, FALSE otherwise.
612 */
613 bool
614 SPDesktopWidget::shutdown()
615 {
616 g_assert(desktop != NULL);
618 if (inkscape_is_sole_desktop_for_document(*desktop)) {
619 SPDocument *doc = desktop->doc();
620 if (sp_document_repr_root(doc)->attribute("sodipodi:modified") != NULL) {
621 GtkWidget *dialog;
623 /** \todo
624 * FIXME !!! obviously this will have problems if the document
625 * name contains markup characters
626 */
627 dialog = gtk_message_dialog_new_with_markup(
628 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
629 GTK_DIALOG_DESTROY_WITH_PARENT,
630 GTK_MESSAGE_WARNING,
631 GTK_BUTTONS_NONE,
632 _("<span weight=\"bold\" size=\"larger\">Save changes to document \"%s\" before closing?</span>\n\n"
633 "If you close without saving, your changes will be discarded."),
634 SP_DOCUMENT_NAME(doc));
635 // fix for bug 1767940:
636 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
638 GtkWidget *close_button;
639 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
640 gtk_widget_show(close_button);
641 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
643 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
644 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
645 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
647 gint response;
648 response = gtk_dialog_run(GTK_DIALOG(dialog));
649 gtk_widget_destroy(dialog);
651 switch (response) {
652 case GTK_RESPONSE_YES:
653 {
654 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
656 sp_document_ref(doc);
657 if (sp_file_save_document(*window, doc)) {
658 sp_document_unref(doc);
659 } else { // save dialog cancelled or save failed
660 sp_document_unref(doc);
661 return TRUE;
662 }
664 break;
665 }
666 case GTK_RESPONSE_NO:
667 break;
668 default: // cancel pressed, or dialog was closed
669 return TRUE;
670 break;
671 }
672 }
673 /* Code to check data loss */
674 bool allow_data_loss = FALSE;
675 while (sp_document_repr_root(doc)->attribute("inkscape:dataloss") != NULL && allow_data_loss == FALSE) {
676 GtkWidget *dialog;
678 /** \todo
679 * FIXME !!! obviously this will have problems if the document
680 * name contains markup characters
681 */
682 dialog = gtk_message_dialog_new_with_markup(
683 GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this))),
684 GTK_DIALOG_DESTROY_WITH_PARENT,
685 GTK_MESSAGE_WARNING,
686 GTK_BUTTONS_NONE,
687 _("<span weight=\"bold\" size=\"larger\">The file \"%s\" was saved with a format (%s) that may cause data loss!</span>\n\n"
688 "Do you want to save this file in another format?"),
689 SP_DOCUMENT_NAME(doc),
690 Inkscape::Extension::db.get(sp_document_repr_root(doc)->attribute("inkscape:output_extension"))->get_name());
691 // fix for bug 1767940:
692 GTK_WIDGET_UNSET_FLAGS(GTK_WIDGET(GTK_MESSAGE_DIALOG(dialog)->label), GTK_CAN_FOCUS);
694 GtkWidget *close_button;
695 close_button = gtk_button_new_with_mnemonic(_("Close _without saving"));
696 gtk_widget_show(close_button);
697 gtk_dialog_add_action_widget(GTK_DIALOG(dialog), close_button, GTK_RESPONSE_NO);
699 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL);
700 gtk_dialog_add_button(GTK_DIALOG(dialog), GTK_STOCK_SAVE, GTK_RESPONSE_YES);
701 gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
703 gint response;
704 response = gtk_dialog_run(GTK_DIALOG(dialog));
705 gtk_widget_destroy(dialog);
707 switch (response) {
708 case GTK_RESPONSE_YES:
709 {
710 sp_document_ref(doc);
712 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
714 if (sp_file_save_dialog(*window, doc)) {
715 sp_document_unref(doc);
716 } else { // save dialog cancelled or save failed
717 sp_document_unref(doc);
718 return TRUE;
719 }
721 break;
722 }
723 case GTK_RESPONSE_NO:
724 allow_data_loss = TRUE;
725 break;
726 default: // cancel pressed, or dialog was closed
727 return TRUE;
728 break;
729 }
730 }
731 }
733 /* Save window geometry to prefs for use as a default.
734 * Use depends on setting of "options.savewindowgeometry".
735 * But we save the info here regardless of the setting.
736 */
737 {
738 gint full = desktop->is_fullscreen() ? 1 : 0;
739 gint maxed = desktop->is_maximized() ? 1 : 0;
740 prefs_set_int_attribute("desktop.geometry", "fullscreen", full);
741 prefs_set_int_attribute("desktop.geometry", "maximized", maxed);
742 gint w, h, x, y;
743 desktop->getWindowGeometry(x, y, w, h);
744 // Don't save geom for maximized windows. It
745 // just tells you the current maximized size, which is not
746 // as useful as whatever value it had previously.
747 if (!maxed && !full) {
748 prefs_set_int_attribute("desktop.geometry", "width", w);
749 prefs_set_int_attribute("desktop.geometry", "height", h);
750 prefs_set_int_attribute("desktop.geometry", "x", x);
751 prefs_set_int_attribute("desktop.geometry", "y", y);
752 }
753 }
755 return FALSE;
756 }
758 /**
759 * \pre this->desktop->main != 0
760 */
761 void
762 SPDesktopWidget::requestCanvasUpdate() {
763 gtk_widget_queue_draw (GTK_WIDGET (SP_CANVAS_ITEM (this->desktop->main)->canvas));
764 }
766 void
767 SPDesktopWidget::requestCanvasUpdateAndWait() {
768 requestCanvasUpdate();
770 while (gtk_events_pending())
771 gtk_main_iteration_do(FALSE);
773 }
775 void
776 SPDesktopWidget::enableInteraction()
777 {
778 g_return_if_fail(_interaction_disabled_counter > 0);
780 _interaction_disabled_counter--;
782 if (_interaction_disabled_counter == 0) {
783 gtk_widget_set_sensitive(GTK_WIDGET(this), TRUE);
784 }
785 }
787 void
788 SPDesktopWidget::disableInteraction()
789 {
790 if (_interaction_disabled_counter == 0) {
791 gtk_widget_set_sensitive(GTK_WIDGET(this), FALSE);
792 }
794 _interaction_disabled_counter++;
795 }
797 void
798 SPDesktopWidget::setCoordinateStatus(NR::Point p)
799 {
800 gchar *cstr;
801 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[NR::X]);
802 gtk_label_set_markup( GTK_LABEL(this->coord_status_x), cstr );
803 g_free(cstr);
805 cstr = g_strdup_printf("<tt>%7.2f </tt>", dt2r * p[NR::Y]);
806 gtk_label_set_markup( GTK_LABEL(this->coord_status_y), cstr );
807 g_free(cstr);
808 }
810 void
811 SPDesktopWidget::letZoomGrabFocus()
812 {
813 if (zoom_status)
814 gtk_widget_grab_focus (zoom_status);
815 }
817 void
818 SPDesktopWidget::getWindowGeometry (gint &x, gint &y, gint &w, gint &h)
819 {
820 gboolean vis = GTK_WIDGET_VISIBLE (this);
822 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
824 if (window)
825 {
826 window->get_size (w, h);
827 window->get_position (x, y);
828 }
829 }
831 void
832 SPDesktopWidget::setWindowPosition (NR::Point p)
833 {
834 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
836 if (window)
837 {
838 window->move (gint(round(p[NR::X])), gint(round(p[NR::Y])));
839 }
840 }
842 void
843 SPDesktopWidget::setWindowSize (gint w, gint h)
844 {
845 Gtk::Window *window = (Gtk::Window*)gtk_object_get_data (GTK_OBJECT(this), "window");
847 if (window)
848 {
849 window->set_default_size (w, h);
850 window->reshow_with_initial_size ();
851 }
852 }
854 /**
855 * \note transientizing does not work on windows; when you minimize a document
856 * and then open it back, only its transient emerges and you cannot access
857 * the document window. The document window must be restored by rightclicking
858 * the taskbar button and pressing "Restore"
859 */
860 void
861 SPDesktopWidget::setWindowTransient (void *p, int transient_policy)
862 {
863 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
864 if (w)
865 {
866 gtk_window_set_transient_for (GTK_WINDOW(p), w);
868 /*
869 * This enables "aggressive" transientization,
870 * i.e. dialogs always emerging on top when you switch documents. Note
871 * however that this breaks "click to raise" policy of a window
872 * manager because the switched-to document will be raised at once
873 * (so that its transients also could raise)
874 */
875 if (transient_policy == 2)
877 // without this, a transient window not always emerges on top
878 gtk_window_present (w);
879 }
880 }
882 void
883 SPDesktopWidget::presentWindow()
884 {
885 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
886 if (w)
887 gtk_window_present (w);
888 }
890 bool
891 SPDesktopWidget::warnDialog (gchar* text)
892 {
893 GtkWindow *w =GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(this)));
894 if (w)
895 {
896 GtkWidget *dialog = gtk_message_dialog_new(
897 w,
898 GTK_DIALOG_DESTROY_WITH_PARENT,
899 GTK_MESSAGE_WARNING,
900 GTK_BUTTONS_YES_NO,
901 "%s", text);
902 gint response = gtk_dialog_run(GTK_DIALOG(dialog));
903 gtk_widget_destroy(dialog);
904 if (response == GTK_RESPONSE_YES)
905 return true;
906 }
907 return false;
908 }
910 void
911 sp_desktop_widget_iconify(SPDesktopWidget *dtw)
912 {
913 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
914 if (GTK_IS_WINDOW(topw)) {
915 if (dtw->desktop->is_iconified()) {
916 gtk_window_deiconify(topw);
917 } else {
918 gtk_window_iconify(topw);
919 }
920 }
921 }
923 void
924 sp_desktop_widget_maximize(SPDesktopWidget *dtw)
925 {
926 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
927 if (GTK_IS_WINDOW(topw)) {
928 if (dtw->desktop->is_maximized()) {
929 gtk_window_unmaximize(topw);
930 } else {
931 // Save geometry to prefs before maximizing so that
932 // something useful is stored there, because GTK doesn't maintain
933 // a separate non-maximized size.
934 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_fullscreen())
935 {
936 gint w, h, x, y;
937 dtw->getWindowGeometry(x, y, w, h);
938 prefs_set_int_attribute("desktop.geometry", "width", w);
939 prefs_set_int_attribute("desktop.geometry", "height", h);
940 prefs_set_int_attribute("desktop.geometry", "x", x);
941 prefs_set_int_attribute("desktop.geometry", "y", y);
942 }
943 gtk_window_maximize(topw);
944 }
945 }
946 }
948 void
949 sp_desktop_widget_fullscreen(SPDesktopWidget *dtw)
950 {
951 #ifdef HAVE_GTK_WINDOW_FULLSCREEN
952 GtkWindow *topw = GTK_WINDOW(gtk_widget_get_toplevel(GTK_WIDGET(dtw->canvas)));
953 if (GTK_IS_WINDOW(topw)) {
954 if (dtw->desktop->is_fullscreen()) {
955 gtk_window_unfullscreen(topw);
956 // widget layout is triggered by the resulting window_state_event
957 } else {
958 // Save geometry to prefs before maximizing so that
959 // something useful is stored there, because GTK doesn't maintain
960 // a separate non-maximized size.
961 if (!dtw->desktop->is_iconified() && !dtw->desktop->is_maximized())
962 {
963 gint w, h, x, y;
964 dtw->getWindowGeometry(x, y, w, h);
965 prefs_set_int_attribute("desktop.geometry", "width", w);
966 prefs_set_int_attribute("desktop.geometry", "height", h);
967 prefs_set_int_attribute("desktop.geometry", "x", x);
968 prefs_set_int_attribute("desktop.geometry", "y", y);
969 }
970 gtk_window_fullscreen(topw);
971 // widget layout is triggered by the resulting window_state_event
972 }
973 }
974 #endif /* HAVE_GTK_WINDOW_FULLSCREEN */
975 }
977 /**
978 * Hide whatever the user does not want to see in the window
979 */
980 void
981 sp_desktop_widget_layout (SPDesktopWidget *dtw)
982 {
983 bool fullscreen = dtw->desktop->is_fullscreen();
985 if (prefs_get_int_attribute (fullscreen ? "fullscreen.menu" : "window.menu", "state", 1) == 0) {
986 gtk_widget_hide_all (dtw->menubar);
987 } else {
988 gtk_widget_show_all (dtw->menubar);
989 }
991 if (prefs_get_int_attribute (fullscreen ? "fullscreen.commands" : "window.commands", "state", 1) == 0) {
992 gtk_widget_hide_all (dtw->commands_toolbox);
993 } else {
994 gtk_widget_show_all (dtw->commands_toolbox);
995 }
997 if (prefs_get_int_attribute (fullscreen ? "fullscreen.toppanel" : "window.toppanel", "state", 1) == 0) {
998 gtk_widget_hide_all (dtw->aux_toolbox);
999 } else {
1000 // we cannot just show_all because that will show all tools' panels;
1001 // this is a function from toolbox.cpp that shows only the current tool's panel
1002 show_aux_toolbox (dtw->aux_toolbox);
1003 }
1005 if (prefs_get_int_attribute (fullscreen ? "fullscreen.toolbox" : "window.toolbox", "state", 1) == 0) {
1006 gtk_widget_hide_all (dtw->tool_toolbox);
1007 } else {
1008 gtk_widget_show_all (dtw->tool_toolbox);
1009 }
1011 if (prefs_get_int_attribute (fullscreen ? "fullscreen.statusbar" : "window.statusbar", "state", 1) == 0) {
1012 gtk_widget_hide_all (dtw->statusbar);
1013 } else {
1014 gtk_widget_show_all (dtw->statusbar);
1015 }
1017 if (prefs_get_int_attribute (fullscreen ? "fullscreen.panels" : "window.panels", "state", 1) == 0) {
1018 gtk_widget_hide_all( dtw->panels );
1019 } else {
1020 gtk_widget_show_all( dtw->panels );
1021 }
1023 if (prefs_get_int_attribute (fullscreen ? "fullscreen.scrollbars" : "window.scrollbars", "state", 1) == 0) {
1024 gtk_widget_hide_all (dtw->hscrollbar);
1025 gtk_widget_hide_all (dtw->vscrollbar_box);
1026 gtk_widget_hide_all( dtw->cms_adjust );
1027 } else {
1028 gtk_widget_show_all (dtw->hscrollbar);
1029 gtk_widget_show_all (dtw->vscrollbar_box);
1030 gtk_widget_show_all( dtw->cms_adjust );
1031 }
1033 if (prefs_get_int_attribute (fullscreen ? "fullscreen.rulers" : "window.rulers", "state", 1) == 0) {
1034 gtk_widget_hide_all (dtw->hruler);
1035 gtk_widget_hide_all (dtw->vruler);
1036 } else {
1037 gtk_widget_show_all (dtw->hruler);
1038 gtk_widget_show_all (dtw->vruler);
1039 }
1040 }
1042 void
1043 SPDesktopWidget::setToolboxFocusTo (const gchar* label)
1044 {
1045 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) label);
1046 if (hb && GTK_IS_WIDGET(hb))
1047 {
1048 gtk_widget_grab_focus(GTK_WIDGET(hb));
1049 }
1050 }
1052 void
1053 SPDesktopWidget::setToolboxAdjustmentValue (gchar const *id, double value)
1054 {
1055 gpointer hb = sp_search_by_data_recursive (aux_toolbox, (gpointer) id);
1056 if (hb && GTK_IS_WIDGET(hb) && GTK_IS_SPIN_BUTTON(hb)) {
1057 GtkAdjustment *a = gtk_spin_button_get_adjustment (GTK_SPIN_BUTTON(hb));
1058 gtk_adjustment_set_value (a, value);
1059 }
1060 }
1062 void
1063 SPDesktopWidget::setToolboxSelectOneValue (gchar const *id, int value)
1064 {
1065 gpointer hb = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1066 if (hb) {
1067 ege_select_one_action_set_active((EgeSelectOneAction*) hb, value);
1068 }
1069 }
1072 bool
1073 SPDesktopWidget::isToolboxButtonActive (const gchar* id)
1074 {
1075 bool isActive = false;
1076 gpointer thing = sp_search_by_data_recursive(aux_toolbox, (gpointer) id);
1077 if ( !thing ) {
1078 //g_message( "Unable to locate item for {%s}", id );
1079 } else if ( GTK_IS_TOGGLE_BUTTON(thing) ) {
1080 GtkToggleButton *b = GTK_TOGGLE_BUTTON(thing);
1081 isActive = gtk_toggle_button_get_active( b ) != 0;
1082 } else if ( GTK_IS_TOGGLE_ACTION(thing) ) {
1083 GtkToggleAction* act = GTK_TOGGLE_ACTION(thing);
1084 isActive = gtk_toggle_action_get_active( act ) != 0;
1085 } else {
1086 //g_message( "Item for {%s} is of an unsupported type", id );
1087 }
1089 return isActive;
1090 }
1092 SPViewWidget *
1093 sp_desktop_widget_new (SPNamedView *namedview)
1094 {
1095 SPDesktopWidget *dtw = (SPDesktopWidget*)gtk_type_new (SP_TYPE_DESKTOP_WIDGET);
1097 dtw->dt2r = 1.0 / namedview->doc_units->unittobase;
1099 dtw->ruler_origin = NR::Point(0,0); //namedview->gridorigin; Why was the grid origin used here?
1101 dtw->desktop = new SPDesktop();
1102 dtw->stub = new SPDesktopWidget::WidgetStub (dtw);
1103 dtw->desktop->registerEditWidget (dtw->stub);
1104 dtw->desktop->init (namedview, dtw->canvas);
1105 inkscape_add_desktop (dtw->desktop);
1107 // Add the shape geometry to libavoid for autorouting connectors.
1108 // This needs desktop set for its spacing preferences.
1109 init_avoided_shape_geometry(dtw->desktop);
1111 dtw->selected_style->setDesktop(dtw->desktop);
1113 /* Once desktop is set, we can update rulers */
1114 sp_desktop_widget_update_rulers (dtw);
1116 sp_view_widget_set_view (SP_VIEW_WIDGET (dtw), dtw->desktop);
1118 /* Listen on namedview modification */
1119 dtw->modified_connection = namedview->connectModified(sigc::bind<2>(sigc::ptr_fun(&sp_desktop_widget_namedview_modified), dtw));
1121 dtw->layer_selector->setDesktop(dtw->desktop);
1123 dtw->menubar = sp_ui_main_menubar (dtw->desktop);
1124 gtk_widget_show_all (dtw->menubar);
1125 gtk_box_pack_start (GTK_BOX (dtw->vbox), dtw->menubar, FALSE, FALSE, 0);
1127 sp_desktop_widget_layout (dtw);
1129 sp_tool_toolbox_set_desktop (dtw->tool_toolbox, dtw->desktop);
1130 sp_aux_toolbox_set_desktop (dtw->aux_toolbox, dtw->desktop);
1131 sp_commands_toolbox_set_desktop (dtw->commands_toolbox, dtw->desktop);
1133 return SP_VIEW_WIDGET (dtw);
1134 }
1136 void
1137 SPDesktopWidget::viewSetPosition (NR::Point p)
1138 {
1139 NR::Point const origin = ( p - ruler_origin );
1141 /// \todo fixme:
1142 GTK_RULER(hruler)->position = origin[NR::X];
1143 gtk_ruler_draw_pos (GTK_RULER (hruler));
1144 GTK_RULER(vruler)->position = origin[NR::Y];
1145 gtk_ruler_draw_pos (GTK_RULER (vruler));
1146 }
1148 void
1149 sp_desktop_widget_update_rulers (SPDesktopWidget *dtw)
1150 {
1151 NR::Rect const viewbox = dtw->canvas->getViewbox();
1152 double const scale = dtw->desktop->current_zoom();
1153 double s = viewbox.min()[NR::X] / scale - dtw->ruler_origin[NR::X];
1154 double e = viewbox.max()[NR::X] / scale - dtw->ruler_origin[NR::X];
1155 gtk_ruler_set_range(GTK_RULER(dtw->hruler), s, e, GTK_RULER(dtw->hruler)->position, (e - s));
1156 s = viewbox.min()[NR::Y] / -scale - dtw->ruler_origin[NR::Y];
1157 e = viewbox.max()[NR::Y] / -scale - dtw->ruler_origin[NR::Y];
1158 gtk_ruler_set_range(GTK_RULER(dtw->vruler), s, e, GTK_RULER(dtw->vruler)->position, (e - s));
1159 }
1162 static void
1163 sp_desktop_widget_namedview_modified (SPObject *obj, guint flags, SPDesktopWidget *dtw)
1164 {
1165 SPNamedView *nv=SP_NAMEDVIEW(obj);
1166 if (flags & SP_OBJECT_MODIFIED_FLAG) {
1167 dtw->dt2r = 1.0 / nv->doc_units->unittobase;
1168 dtw->ruler_origin = NR::Point(0,0); //nv->gridorigin; Why was the grid origin used here?
1170 sp_ruler_set_metric (GTK_RULER (dtw->vruler), nv->getDefaultMetric());
1171 sp_ruler_set_metric (GTK_RULER (dtw->hruler), nv->getDefaultMetric());
1173 gtk_tooltips_set_tip (dtw->tt, dtw->hruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1174 gtk_tooltips_set_tip (dtw->tt, dtw->vruler_box, gettext(sp_unit_get_plural (nv->doc_units)), NULL);
1176 sp_desktop_widget_update_rulers (dtw);
1177 }
1178 }
1180 static void
1181 sp_desktop_widget_adjustment_value_changed (GtkAdjustment *adj, SPDesktopWidget *dtw)
1182 {
1183 if (dtw->update)
1184 return;
1186 dtw->update = 1;
1188 sp_canvas_scroll_to (dtw->canvas, dtw->hadj->value, dtw->vadj->value, FALSE);
1189 sp_desktop_widget_update_rulers (dtw);
1191 dtw->update = 0;
1192 }
1194 /* we make the desktop window with focus active, signal is connected in interface.c */
1195 bool SPDesktopWidget::onFocusInEvent(GdkEventFocus*)
1196 {
1197 inkscape_activate_desktop (desktop);
1199 return false;
1200 }
1202 static gdouble
1203 sp_dtw_zoom_value_to_display (gdouble value)
1204 {
1205 return floor (10 * (pow (2, value) * 100.0 + 0.05)) / 10;
1206 }
1208 static gdouble
1209 sp_dtw_zoom_display_to_value (gdouble value)
1210 {
1211 return log (value / 100.0) / log (2);
1212 }
1214 static gint
1215 sp_dtw_zoom_input (GtkSpinButton *spin, gdouble *new_val, gpointer data)
1216 {
1217 gdouble new_scrolled = gtk_spin_button_get_value (spin);
1218 const gchar *b = gtk_entry_get_text (GTK_ENTRY (spin));
1219 gdouble new_typed = atof (b);
1221 if (sp_dtw_zoom_value_to_display (new_scrolled) == new_typed) { // the new value is set by scrolling
1222 *new_val = new_scrolled;
1223 } else { // the new value is typed in
1224 *new_val = sp_dtw_zoom_display_to_value (new_typed);
1225 }
1227 return TRUE;
1228 }
1230 static bool
1231 sp_dtw_zoom_output (GtkSpinButton *spin, gpointer data)
1232 {
1233 gchar b[64];
1234 double val = sp_dtw_zoom_value_to_display (gtk_spin_button_get_value (spin));
1235 if (val < 10) {
1236 g_snprintf (b, 64, "%4.1f%%", val);
1237 } else {
1238 g_snprintf (b, 64, "%4.0f%%", val);
1239 }
1240 gtk_entry_set_text (GTK_ENTRY (spin), b);
1241 return TRUE;
1242 }
1244 static void
1245 sp_dtw_zoom_value_changed (GtkSpinButton *spin, gpointer data)
1246 {
1247 double const zoom_factor = pow (2, gtk_spin_button_get_value (spin));
1249 SPDesktopWidget *dtw = SP_DESKTOP_WIDGET (data);
1250 SPDesktop *desktop = dtw->desktop;
1252 NR::Rect const d = desktop->get_display_area();
1253 g_signal_handler_block (spin, dtw->zoom_update);
1254 desktop->zoom_absolute (d.midpoint()[NR::X], d.midpoint()[NR::Y], zoom_factor);
1255 g_signal_handler_unblock (spin, dtw->zoom_update);
1257 spinbutton_defocus (GTK_OBJECT (spin));
1258 }
1260 static void
1261 sp_dtw_zoom_populate_popup (GtkEntry *entry, GtkMenu *menu, gpointer data)
1262 {
1263 GList *children, *iter;
1264 GtkWidget *item;
1265 SPDesktop *dt = SP_DESKTOP_WIDGET (data)->desktop;
1267 children = gtk_container_get_children (GTK_CONTAINER (menu));
1268 for ( iter = children ; iter ; iter = g_list_next (iter)) {
1269 gtk_container_remove (GTK_CONTAINER (menu), GTK_WIDGET (iter->data));
1270 }
1271 g_list_free (children);
1273 item = gtk_menu_item_new_with_label ("200%");
1274 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_200), dt);
1275 gtk_widget_show (item);
1276 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1277 item = gtk_menu_item_new_with_label ("100%");
1278 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_100), dt);
1279 gtk_widget_show (item);
1280 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1281 item = gtk_menu_item_new_with_label ("50%");
1282 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_50), dt);
1283 gtk_widget_show (item);
1284 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1286 item = gtk_separator_menu_item_new ();
1287 gtk_widget_show (item);
1288 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1290 item = gtk_menu_item_new_with_label (_("Page"));
1291 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_page), dt);
1292 gtk_widget_show (item);
1293 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1294 item = gtk_menu_item_new_with_label (_("Drawing"));
1295 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_drawing), dt);
1296 gtk_widget_show (item);
1297 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1298 item = gtk_menu_item_new_with_label (_("Selection"));
1299 g_signal_connect (G_OBJECT (item), "activate", G_CALLBACK (sp_dtw_zoom_selection), dt);
1300 gtk_widget_show (item);
1301 gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
1302 }
1304 static void
1305 sp_dtw_zoom_menu_handler (SPDesktop *dt, gdouble factor)
1306 {
1307 NR::Rect const d = dt->get_display_area();
1308 dt->zoom_absolute(d.midpoint()[NR::X], d.midpoint()[NR::Y], factor);
1309 }
1311 static void
1312 sp_dtw_zoom_50 (GtkMenuItem *item, gpointer data)
1313 {
1314 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 0.5);
1315 }
1317 static void
1318 sp_dtw_zoom_100 (GtkMenuItem *item, gpointer data)
1319 {
1320 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 1.0);
1321 }
1323 static void
1324 sp_dtw_zoom_200 (GtkMenuItem *item, gpointer data)
1325 {
1326 sp_dtw_zoom_menu_handler (static_cast<SPDesktop*>(data), 2.0);
1327 }
1329 static void
1330 sp_dtw_zoom_page (GtkMenuItem *item, gpointer data)
1331 {
1332 static_cast<SPDesktop*>(data)->zoom_page();
1333 }
1335 static void
1336 sp_dtw_zoom_drawing (GtkMenuItem *item, gpointer data)
1337 {
1338 static_cast<SPDesktop*>(data)->zoom_drawing();
1339 }
1341 static void
1342 sp_dtw_zoom_selection (GtkMenuItem *item, gpointer data)
1343 {
1344 static_cast<SPDesktop*>(data)->zoom_selection();
1345 }
1349 void
1350 sp_desktop_widget_update_zoom (SPDesktopWidget *dtw)
1351 {
1352 g_signal_handlers_block_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1353 gtk_spin_button_set_value (GTK_SPIN_BUTTON (dtw->zoom_status), log(dtw->desktop->current_zoom()) / log(2));
1354 gtk_widget_queue_draw(GTK_WIDGET(dtw->zoom_status));
1355 if (GTK_WIDGET(dtw->zoom_status)->window)
1356 gdk_window_process_updates(GTK_WIDGET(dtw->zoom_status)->window, TRUE);
1357 g_signal_handlers_unblock_by_func (G_OBJECT (dtw->zoom_status), (gpointer)G_CALLBACK (sp_dtw_zoom_value_changed), dtw);
1358 }
1360 void
1361 sp_desktop_widget_toggle_rulers (SPDesktopWidget *dtw)
1362 {
1363 if (GTK_WIDGET_VISIBLE (dtw->hruler)) {
1364 gtk_widget_hide_all (dtw->hruler);
1365 gtk_widget_hide_all (dtw->vruler);
1366 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.rulers" : "window.rulers", "state", 0);
1367 } else {
1368 gtk_widget_show_all (dtw->hruler);
1369 gtk_widget_show_all (dtw->vruler);
1370 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.rulers" : "window.rulers", "state", 1);
1371 }
1372 }
1374 void
1375 sp_desktop_widget_toggle_scrollbars (SPDesktopWidget *dtw)
1376 {
1377 if (GTK_WIDGET_VISIBLE (dtw->hscrollbar)) {
1378 gtk_widget_hide_all (dtw->hscrollbar);
1379 gtk_widget_hide_all (dtw->vscrollbar_box);
1380 gtk_widget_hide_all( dtw->cms_adjust );
1381 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.scrollbars" : "window.scrollbars", "state", 0);
1382 } else {
1383 gtk_widget_show_all (dtw->hscrollbar);
1384 gtk_widget_show_all (dtw->vscrollbar_box);
1385 gtk_widget_show_all( dtw->cms_adjust );
1386 prefs_set_int_attribute (dtw->desktop->is_fullscreen() ? "fullscreen.scrollbars" : "window.scrollbars", "state", 1);
1387 }
1388 }
1390 /* Unused
1391 void
1392 sp_spw_toggle_menubar (SPDesktopWidget *dtw, bool is_fullscreen)
1393 {
1394 if (GTK_WIDGET_VISIBLE (dtw->menubar)) {
1395 gtk_widget_hide_all (dtw->menubar);
1396 prefs_set_int_attribute (is_fullscreen ? "fullscreen.menu" : "window.menu", "state", 0);
1397 } else {
1398 gtk_widget_show_all (dtw->menubar);
1399 prefs_set_int_attribute (is_fullscreen ? "fullscreen.menu" : "window.menu", "state", 1);
1400 }
1401 }
1402 */
1404 static void
1405 set_adjustment (GtkAdjustment *adj, double l, double u, double ps, double si, double pi)
1406 {
1407 if ((l != adj->lower) ||
1408 (u != adj->upper) ||
1409 (ps != adj->page_size) ||
1410 (si != adj->step_increment) ||
1411 (pi != adj->page_increment)) {
1412 adj->lower = l;
1413 adj->upper = u;
1414 adj->page_size = ps;
1415 adj->step_increment = si;
1416 adj->page_increment = pi;
1417 gtk_adjustment_changed (adj);
1418 }
1419 }
1421 void
1422 sp_desktop_widget_update_scrollbars (SPDesktopWidget *dtw, double scale)
1423 {
1424 if (!dtw) return;
1425 if (dtw->update) return;
1426 dtw->update = 1;
1428 /* The desktop region we always show unconditionally */
1429 SPDocument *doc = dtw->desktop->doc();
1430 NR::Rect darea(NR::Point(-sp_document_width(doc), -sp_document_height(doc)),
1431 NR::Point(2 * sp_document_width(doc), 2 * sp_document_height(doc)));
1432 darea = NR::union_bounds(darea, sp_item_bbox_desktop(SP_ITEM(SP_DOCUMENT_ROOT(doc))));
1434 /* Canvas region we always show unconditionally */
1435 NR::Rect carea(NR::Point(darea.min()[NR::X] * scale - 64,
1436 darea.max()[NR::Y] * -scale - 64),
1437 NR::Point(darea.max()[NR::X] * scale + 64,
1438 darea.min()[NR::Y] * -scale + 64));
1440 NR::Rect viewbox = dtw->canvas->getViewbox();
1442 /* Viewbox is always included into scrollable region */
1443 carea = NR::union_bounds(carea, viewbox);
1445 set_adjustment(dtw->hadj, carea.min()[NR::X], carea.max()[NR::X],
1446 viewbox.dimensions()[NR::X],
1447 0.1 * viewbox.dimensions()[NR::X],
1448 viewbox.dimensions()[NR::X]);
1449 gtk_adjustment_set_value(dtw->hadj, viewbox.min()[NR::X]);
1451 set_adjustment(dtw->vadj, carea.min()[NR::Y], carea.max()[NR::Y],
1452 viewbox.dimensions()[NR::Y],
1453 0.1 * viewbox.dimensions()[NR::Y],
1454 viewbox.dimensions()[NR::Y]);
1455 gtk_adjustment_set_value(dtw->vadj, viewbox.min()[NR::Y]);
1457 dtw->update = 0;
1458 }
1461 /*
1462 Local Variables:
1463 mode:c++
1464 c-file-style:"stroustrup"
1465 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
1466 indent-tabs-mode:nil
1467 fill-column:99
1468 End:
1469 */
1470 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4 :