2 Copyright (C) 1999-2005 Paul Barton-Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
30 #include <pbd/error.h>
31 #include <pbd/touchable.h>
32 #include <pbd/failed_constructor.h>
33 #include <pbd/pthread_utils.h>
34 #include <pbd/stacktrace.h>
36 #include <gtkmm2ext/gtk_ui.h>
37 #include <gtkmm2ext/textviewer.h>
38 #include <gtkmm2ext/popup.h>
39 #include <gtkmm2ext/utils.h>
40 #include <gtkmm2ext/window_title.h>
44 using namespace Gtkmm2ext;
50 pthread_t UI::gui_thread;
53 BaseUI::RequestType Gtkmm2ext::ErrorMessage = BaseUI::new_request_type();
54 BaseUI::RequestType Gtkmm2ext::Quit = BaseUI::new_request_type();
55 BaseUI::RequestType Gtkmm2ext::TouchDisplay = BaseUI::new_request_type();
56 BaseUI::RequestType Gtkmm2ext::StateChange = BaseUI::new_request_type();
57 BaseUI::RequestType Gtkmm2ext::SetTip = BaseUI::new_request_type();
58 BaseUI::RequestType Gtkmm2ext::AddIdle = BaseUI::new_request_type();
59 BaseUI::RequestType Gtkmm2ext::AddTimeout = BaseUI::new_request_type();
61 #include <pbd/abstract_ui.cc> /* instantiate the template */
64 UI::UI (string namestr, int *argc, char ***argv)
65 : AbstractUI<UIRequest> (namestr, true)
67 theMain = new Main (argc, argv);
74 gui_thread = pthread_self ();
76 fatal << "duplicate UI requested" << endmsg;
80 /* add the pipe to the select/poll loop that GDK does */
82 gdk_input_add (signal_pipe[0],
84 UI::signal_pipe_callback,
87 errors = new TextViewer (850,100);
88 errors->text().set_editable (false);
89 errors->text().set_name ("ErrorText");
91 Glib::set_application_name(namestr);
93 WindowTitle title(Glib::get_application_name());
95 errors->set_title (title.get_string());
97 errors->dismiss_button().set_name ("ErrorLogCloseButton");
98 errors->signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), (Window *) errors));
100 register_thread (pthread_self(), X_("GUI"));
102 //load_rcfile (rcfile);
111 UI::caller_is_ui_thread ()
113 return pthread_equal (gui_thread, pthread_self());
117 UI::load_rcfile (string path)
119 if (path.length() == 0) {
123 if (access (path.c_str(), R_OK)) {
124 error << "UI: couldn't find rc file \""
131 RC rc (path.c_str());
133 /* have to pack widgets into a toplevel window so that styles will stick */
135 Window temp_window (WINDOW_TOPLEVEL);
141 RefPtr<Gtk::Style> style;
142 RefPtr<TextBuffer> buffer (errors->text().get_buffer());
144 box.pack_start (a_widget1);
145 box.pack_start (a_widget2);
146 box.pack_start (a_widget3);
147 box.pack_start (a_widget4);
149 error_ptag = buffer->create_tag();
150 error_mtag = buffer->create_tag();
151 fatal_ptag = buffer->create_tag();
152 fatal_mtag = buffer->create_tag();
153 warning_ptag = buffer->create_tag();
154 warning_mtag = buffer->create_tag();
155 info_ptag = buffer->create_tag();
156 info_mtag = buffer->create_tag();
158 a_widget1.set_name ("FatalMessage");
159 a_widget1.ensure_style ();
160 style = a_widget1.get_style();
162 fatal_ptag->property_font_desc().set_value(style->get_font());
163 fatal_ptag->property_foreground_gdk().set_value(style->get_fg(STATE_ACTIVE));
164 fatal_ptag->property_background_gdk().set_value(style->get_bg(STATE_ACTIVE));
165 fatal_mtag->property_font_desc().set_value(style->get_font());
166 fatal_mtag->property_foreground_gdk().set_value(style->get_fg(STATE_NORMAL));
167 fatal_mtag->property_background_gdk().set_value(style->get_bg(STATE_NORMAL));
169 a_widget2.set_name ("ErrorMessage");
170 a_widget2.ensure_style ();
171 style = a_widget2.get_style();
173 error_ptag->property_font_desc().set_value(style->get_font());
174 error_ptag->property_foreground_gdk().set_value(style->get_fg(STATE_ACTIVE));
175 error_ptag->property_background_gdk().set_value(style->get_bg(STATE_ACTIVE));
176 error_mtag->property_font_desc().set_value(style->get_font());
177 error_mtag->property_foreground_gdk().set_value(style->get_fg(STATE_NORMAL));
178 error_mtag->property_background_gdk().set_value(style->get_bg(STATE_NORMAL));
180 a_widget3.set_name ("WarningMessage");
181 a_widget3.ensure_style ();
182 style = a_widget3.get_style();
184 warning_ptag->property_font_desc().set_value(style->get_font());
185 warning_ptag->property_foreground_gdk().set_value(style->get_fg(STATE_ACTIVE));
186 warning_ptag->property_background_gdk().set_value(style->get_bg(STATE_ACTIVE));
187 warning_mtag->property_font_desc().set_value(style->get_font());
188 warning_mtag->property_foreground_gdk().set_value(style->get_fg(STATE_NORMAL));
189 warning_mtag->property_background_gdk().set_value(style->get_bg(STATE_NORMAL));
191 a_widget4.set_name ("InfoMessage");
192 a_widget4.ensure_style ();
193 style = a_widget4.get_style();
195 info_ptag->property_font_desc().set_value(style->get_font());
196 info_ptag->property_foreground_gdk().set_value(style->get_fg(STATE_ACTIVE));
197 info_ptag->property_background_gdk().set_value(style->get_bg(STATE_ACTIVE));
198 info_mtag->property_font_desc().set_value(style->get_font());
199 info_mtag->property_foreground_gdk().set_value(style->get_fg(STATE_NORMAL));
200 info_mtag->property_background_gdk().set_value(style->get_bg(STATE_NORMAL));
203 RC::reset_styles(Gtk::Settings::get_default());
205 theme_changed.emit();
211 UI::run (Receiver &old_receiver)
218 old_receiver.hangup ();
238 pthread_kill (gui_thread, SIGKILL);
245 UIRequest *req = get_request (Quit);
254 static bool idle_quit ()
263 if (getenv ("ARDOUR_RUNNING_UNDER_VALGRIND")) {
266 Glib::signal_idle().connect (sigc::ptr_fun (idle_quit));
271 UI::touch_display (Touchable *display)
273 UIRequest *req = get_request (TouchDisplay);
279 req->display = display;
285 UI::set_tip (Widget *w, const gchar *tip, const gchar *hlp)
287 UIRequest *req = get_request (SetTip);
301 UI::set_state (Widget *w, StateType state)
303 UIRequest *req = get_request (StateChange);
309 req->new_state = state;
316 UI::idle_add (int (*func)(void *), void *arg)
318 UIRequest *req = get_request (AddIdle);
324 req->function = func;
330 /* END abstract_ui interfaces */
333 UI::signal_pipe_callback (void *arg, int fd, GdkInputCondition cond)
337 /* flush (nonblocking) pipe */
339 while (read (fd, buf, 256) > 0);
341 ((UI *) arg)->handle_ui_requests ();
345 UI::do_request (UIRequest* req)
347 if (req->type == ErrorMessage) {
349 process_error_message (req->chn, req->msg);
350 free (const_cast<char*>(req->msg)); /* it was strdup'ed */
351 req->msg = 0; /* don't free it again in the destructor */
353 } else if (req->type == Quit) {
357 } else if (req->type == CallSlot) {
361 } else if (req->type == TouchDisplay) {
363 req->display->touch ();
364 if (req->display->delete_after_touch()) {
368 } else if (req->type == StateChange) {
370 req->widget->set_state (req->new_state);
372 } else if (req->type == SetTip) {
374 /* XXX need to figure out how this works */
378 error << "GtkUI: unknown request type "
384 /*======================================================================
386 ======================================================================*/
389 UI::receive (Transmitter::Channel chn, const char *str)
391 if (caller_is_ui_thread()) {
392 process_error_message (chn, str);
394 UIRequest* req = get_request (ErrorMessage);
401 req->msg = strdup (str);
407 #define OLD_STYLE_ERRORS 1
410 UI::process_error_message (Transmitter::Channel chn, const char *str)
413 RefPtr<TextBuffer::Tag> ptag;
414 RefPtr<TextBuffer::Tag> mtag;
417 bool fatal_received = false;
418 #ifndef OLD_STYLE_ERRORS
419 PopUp* popup = new PopUp (WIN_POS_CENTER, 0, true);
423 case Transmitter::Fatal:
424 prefix = "[FATAL]: ";
428 fatal_received = true;
430 case Transmitter::Error:
432 prefix = "[ERROR]: ";
437 popup->set_name ("ErrorMessage");
438 popup->set_text (str);
443 case Transmitter::Info:
450 popup->set_name ("InfoMessage");
451 popup->set_text (str);
457 case Transmitter::Warning:
459 prefix = "[WARNING]: ";
464 popup->set_name ("WarningMessage");
465 popup->set_text (str);
471 /* no choice but to use text/console output here */
472 cerr << "programmer error in UI::check_error_messages (channel = " << chn << ")\n";
476 errors->text().get_buffer()->begin_user_action();
478 if (fatal_received) {
482 display_message (prefix, prefix_len, ptag, mtag, str);
484 if (!errors->is_visible()) {
489 errors->text().get_buffer()->end_user_action();
495 if (!errors->is_visible()) {
496 errors->set_position (WIN_POS_MOUSE);
504 UI::display_message (const char *prefix, gint prefix_len, RefPtr<TextBuffer::Tag> ptag, RefPtr<TextBuffer::Tag> mtag, const char *msg)
506 RefPtr<TextBuffer> buffer (errors->text().get_buffer());
508 buffer->insert_with_tag(buffer->end(), prefix, ptag);
509 buffer->insert_with_tag(buffer->end(), msg, mtag);
510 buffer->insert_with_tag(buffer->end(), "\n", mtag);
512 errors->scroll_to_bottom ();
516 UI::handle_fatal (const char *message)
518 Window win (WINDOW_POPUP);
520 Label label (message);
521 Button quit (_("Press To Exit"));
523 win.set_default_size (400, 100);
527 title += ": Fatal Error";
528 win.set_title (title);
530 win.set_position (WIN_POS_MOUSE);
533 packer.pack_start (label, true, true);
534 packer.pack_start (quit, false, false);
535 quit.signal_clicked().connect(mem_fun(*this,&UI::quit));
538 win.set_modal (true);
546 UI::popup_error (const char *text)
550 if (!caller_is_ui_thread()) {
551 error << "non-UI threads can't use UI::popup_error"
556 pup = new PopUp (WIN_POS_MOUSE, 0, true);
557 pup->set_text (text);
565 if (!caller_is_ui_thread()) {
566 error << "non-UI threads cannot call UI::flush_pending()"
571 gtk_main_iteration();
573 while (gtk_events_pending()) {
574 gtk_main_iteration();
579 UI::just_hide_it (GdkEventAny *ev, Window *win)
586 UI::get_color (const string& prompt, bool& picked, const Gdk::Color* initial)
590 ColorSelectionDialog color_dialog (prompt);
592 color_dialog.set_modal (true);
593 color_dialog.get_cancel_button()->signal_clicked().connect (bind (mem_fun (*this, &UI::color_selection_done), false));
594 color_dialog.get_ok_button()->signal_clicked().connect (bind (mem_fun (*this, &UI::color_selection_done), true));
595 color_dialog.signal_delete_event().connect (mem_fun (*this, &UI::color_selection_deleted));
598 color_dialog.get_colorsel()->set_current_color (*initial);
601 color_dialog.show_all ();
602 color_picked = false;
607 color_dialog.hide_all ();
610 Gdk::Color f_rgba = color_dialog.get_colorsel()->get_current_color ();
611 color.set_red(f_rgba.get_red());
612 color.set_green(f_rgba.get_green());
613 color.set_blue(f_rgba.get_blue());
622 UI::color_selection_done (bool status)
624 color_picked = status;
629 UI::color_selection_deleted (GdkEventAny *ev)