1 /**
2 * \brief Base class for dialogs in Inkscape. This class provides certain
3 * common behaviors and styles wanted of all dialogs in the application.
4 *
5 * Author:
6 * Bryce W. Harrington <bryce@bryceharrington.org>
7 * buliabyak@gmail.com
8 *
9 * Copyright (C) 2004, 2005 Authors
10 *
11 * Released under GNU GPL. Read the file 'COPYING' for more information.
12 */
14 #ifdef HAVE_CONFIG_H
15 # include <config.h>
16 #endif
18 #include <gtkmm/stock.h>
19 #include <gtk/gtk.h>
21 #include "application/application.h"
22 #include "application/editor.h"
23 #include "inkscape.h"
24 #include "event-context.h"
25 #include "desktop.h"
26 #include "desktop-handles.h"
27 #include "dialog-manager.h"
28 #include "dialogs/dialog-events.h"
29 #include "shortcuts.h"
30 #include "prefs-utils.h"
31 #include "interface.h"
32 #include "verbs.h"
34 namespace Inkscape {
35 namespace UI {
36 namespace Dialog {
38 #ifndef WIN32
39 static gboolean
40 sp_retransientize_again (gpointer dlgPtr)
41 {
42 Dialog *dlg = (Dialog *)dlgPtr;
43 dlg->retransientize_suppress = false;
44 return FALSE; // so that it is only called once
45 }
46 #endif
48 static void
49 sp_retransientize (Inkscape::Application *inkscape, SPDesktop *desktop, gpointer dlgPtr)
50 {
51 Dialog *dlg = (Dialog *)dlgPtr;
52 dlg->onDesktopActivated (desktop);
53 }
55 static void
56 sp_dialog_shutdown (GtkObject *object, gpointer dlgPtr)
57 {
58 Dialog *dlg = (Dialog *)dlgPtr;
59 dlg->onShutdown();
60 }
62 void
63 Dialog::present()
64 {
65 Gtk::Dialog::present();
66 }
68 void
69 Dialog::save_geometry()
70 {
71 int y, x, w, h;
73 get_position(x, y);
74 get_size(w, h);
76 // g_print ("write %d %d %d %d\n", x, y, w, h);
78 prefs_set_int_attribute (_prefs_path, "x", x);
79 prefs_set_int_attribute (_prefs_path, "y", y);
80 prefs_set_int_attribute (_prefs_path, "w", w);
81 prefs_set_int_attribute (_prefs_path, "h", h);
82 }
84 void
85 Dialog::read_geometry()
86 {
87 _user_hidden = false;
89 int x = prefs_get_int_attribute (_prefs_path, "x", -1000);
90 int y = prefs_get_int_attribute (_prefs_path, "y", -1000);
91 int w = prefs_get_int_attribute (_prefs_path, "w", 0);
92 int h = prefs_get_int_attribute (_prefs_path, "h", 0);
94 // g_print ("read %d %d %d %d\n", x, y, w, h);
96 // If there are stored height and width values for the dialog,
97 // resize the window to match; otherwise we leave it at its default
98 if (w != 0 && h != 0) {
99 resize (w, h);
100 }
102 // If there are stored values for where the dialog should be
103 // located, then restore the dialog to that position.
104 if (x != -1000 && y != -1000) {
105 move(x, y);
106 } else {
107 // ...otherwise just put it in the middle of the screen
108 set_position(Gtk::WIN_POS_CENTER);
109 }
110 }
112 void hideCallback(GtkObject *object, gpointer dlgPtr)
113 {
114 Dialog *dlg = (Dialog *)dlgPtr;
115 dlg->onHideF12();
116 }
118 void unhideCallback(GtkObject *object, gpointer dlgPtr)
119 {
120 Dialog *dlg = (Dialog *)dlgPtr;
121 dlg->onShowF12();
122 }
124 //=====================================================================
126 /**
127 * UI::Dialog::Dialog is a base class for all dialogs in Inkscape. The
128 * purpose of this class is to provide a unified place for ensuring
129 * style and behavior. Specifically, this class provides functionality
130 * for saving and restoring the size and position of dialogs (through
131 * the user's preferences file).
132 *
133 * It also provides some general purpose signal handlers for things like
134 * showing and hiding all dialogs.
135 */
136 Dialog::Dialog(const char *prefs_path, int verb_num, const char *apply_label)
137 {
138 hide();
139 set_has_separator(false);
141 _prefs_path = prefs_path;
143 if (prefs_get_int_attribute ("dialogs", "showclose", 0) || apply_label) {
144 // TODO: make the order of buttons obey the global preference
145 if (apply_label) {
146 add_button(Glib::ustring(apply_label), Gtk::RESPONSE_APPLY);
147 set_default_response(Gtk::RESPONSE_APPLY);
148 }
149 add_button(Gtk::Stock::CLOSE, Gtk::RESPONSE_CLOSE);
150 }
152 GtkWidget *dlg = GTK_WIDGET(gobj());
154 if (verb_num)
155 {
156 gchar title[500];
157 sp_ui_dialog_title_string (Inkscape::Verb::get(verb_num), title);
158 set_title(title);
159 }
161 sp_transientize(dlg);
162 retransientize_suppress = false;
164 gtk_signal_connect( GTK_OBJECT (dlg), "event", GTK_SIGNAL_FUNC(sp_dialog_event_handler), dlg );
166 _hiddenF12 = false;
167 if (Inkscape::NSApplication::Application::getNewGui())
168 {
169 _desktop_activated_connection = Inkscape::NSApplication::Editor::connectDesktopActivated (sigc::mem_fun (*this, &Dialog::onDesktopActivated));
170 _dialogs_hidden_connection = Inkscape::NSApplication::Editor::connectDialogsHidden (sigc::mem_fun (*this, &Dialog::onHideF12));
171 _dialogs_unhidden_connection = Inkscape::NSApplication::Editor::connectDialogsUnhidden (sigc::mem_fun (*this, &Dialog::onShowF12));
172 _shutdown_connection = Inkscape::NSApplication::Editor::connectShutdown (sigc::mem_fun (*this, &Dialog::onShutdown));
173 }
174 else
175 {
176 g_signal_connect (G_OBJECT (INKSCAPE), "activate_desktop", G_CALLBACK (sp_retransientize), (void *)this);
177 g_signal_connect( G_OBJECT(INKSCAPE), "dialogs_hide", G_CALLBACK(hideCallback), (void *)this );
178 g_signal_connect( G_OBJECT(INKSCAPE), "dialogs_unhide", G_CALLBACK(unhideCallback), (void *)this );
179 g_signal_connect (G_OBJECT (INKSCAPE), "shut_down", G_CALLBACK (sp_dialog_shutdown), (void *)this);
180 }
182 g_signal_connect_after( gobj(), "key_press_event", (GCallback)windowKeyPress, NULL );
184 read_geometry();
185 present();
186 }
188 Dialog::Dialog(BaseObjectType *gobj)
189 : Gtk::Dialog(gobj)
190 {
191 }
193 Dialog::~Dialog()
194 {
195 if (Inkscape::NSApplication::Application::getNewGui())
196 {
197 _desktop_activated_connection.disconnect();
198 _dialogs_hidden_connection.disconnect();
199 _dialogs_unhidden_connection.disconnect();
200 _shutdown_connection.disconnect();
201 }
203 save_geometry();
204 }
207 bool Dialog::windowKeyPress( GtkWidget *widget, GdkEventKey *event )
208 {
209 unsigned int shortcut = 0;
210 shortcut = get_group0_keyval (event) |
211 ( event->state & GDK_SHIFT_MASK ?
212 SP_SHORTCUT_SHIFT_MASK : 0 ) |
213 ( event->state & GDK_CONTROL_MASK ?
214 SP_SHORTCUT_CONTROL_MASK : 0 ) |
215 ( event->state & GDK_MOD1_MASK ?
216 SP_SHORTCUT_ALT_MASK : 0 );
217 return sp_shortcut_invoke( shortcut, SP_ACTIVE_DESKTOP );
218 }
220 //---------------------------------------------------------------------
222 void
223 Dialog::on_response(int response_id)
224 {
225 switch (response_id) {
226 case Gtk::RESPONSE_APPLY: {
227 _apply();
228 break;
229 }
230 case Gtk::RESPONSE_CLOSE: {
231 _close();
232 break;
233 }
234 }
235 }
237 bool
238 Dialog::on_delete_event (GdkEventAny *event)
239 {
240 save_geometry();
241 _user_hidden = true;
243 return false;
244 }
246 void
247 Dialog::onHideF12()
248 {
249 _hiddenF12 = true;
250 save_geometry();
251 hide();
252 }
254 void
255 Dialog::onShowF12()
256 {
257 if (_user_hidden)
258 return;
260 if (_hiddenF12) {
261 show();
262 read_geometry();
263 }
265 _hiddenF12 = false;
266 }
268 void
269 Dialog::onShutdown()
270 {
271 save_geometry();
272 _user_hidden = true;
273 }
275 void
276 Dialog::onDesktopActivated (SPDesktop *desktop)
277 {
278 gint transient_policy = prefs_get_int_attribute_limited ( "options.transientpolicy", "value", 1, 0, 2);
280 if (!transient_policy)
281 return;
283 #ifndef WIN32
284 GtkWindow *dialog_win = GTK_WINDOW(gobj());
286 if (retransientize_suppress) {
287 /* if retransientizing of this dialog is still forbidden after
288 * previous call warning turned off because it was confusingly fired
289 * when loading many files from command line
290 */
292 // g_warning("Retranzientize aborted! You're switching windows too fast!");
293 return;
294 }
296 if (dialog_win)
297 {
298 retransientize_suppress = true; // disallow other attempts to retranzientize this dialog
300 desktop->setWindowTransient (dialog_win);
302 /*
303 * This enables "aggressive" transientization,
304 * i.e. dialogs always emerging on top when you switch documents. Note
305 * however that this breaks "click to raise" policy of a window
306 * manager because the switched-to document will be raised at once
307 * (so that its transients also could raise)
308 */
309 if (transient_policy == 2 && !_hiddenF12 && !_user_hidden) {
310 // without this, a transient window not always emerges on top
311 gtk_window_present (dialog_win);
312 }
313 }
315 // we're done, allow next retransientizing not sooner than after 120 msec
316 gtk_timeout_add (120, (GtkFunction) sp_retransientize_again, (gpointer) this);
317 #endif
318 }
321 Inkscape::Selection*
322 Dialog::_getSelection()
323 {
324 return SP_DT_SELECTION(SP_ACTIVE_DESKTOP);
325 }
327 void
328 Dialog::_apply()
329 {
330 g_warning("Apply button clicked for dialog [Dialog::_apply()]");
331 }
333 void
334 Dialog::_close()
335 {
336 GtkWidget *dlg = GTK_WIDGET(gobj());
338 /* this code sends a delete_event to the dialog,
339 * instead of just destroying it, so that the
340 * dialog can do some housekeeping, such as remember
341 * its position.
342 */
343 GdkEventAny event;
344 event.type = GDK_DELETE;
345 event.window = dlg->window;
346 event.send_event = TRUE;
347 g_object_ref (G_OBJECT (event.window));
348 gtk_main_do_event ((GdkEvent*)&event);
349 g_object_unref (G_OBJECT (event.window));
350 }
352 } // namespace Dialog
353 } // namespace UI
354 } // namespace Inkscape
356 /*
357 Local Variables:
358 mode:c++
359 c-file-style:"stroustrup"
360 c-file-offsets:((innamespace . 0)(inline-open . 0)(case-label . +))
361 indent-tabs-mode:nil
362 fill-column:99
363 End:
364 */
365 // vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=8:softtabstop=4:encoding=utf-8:textwidth=99 :