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);
73 gui_thread = pthread_self ();
75 fatal << "duplicate UI requested" << endmsg;
79 /* add the pipe to the select/poll loop that GDK does */
81 gdk_input_add (signal_pipe[0],
83 UI::signal_pipe_callback,
86 errors = new TextViewer (850,100);
87 errors->text().set_editable (false);
88 errors->text().set_name ("ErrorText");
90 Glib::set_application_name(namestr);
92 WindowTitle title(Glib::get_application_name());
94 errors->set_title (title.get_string());
96 errors->dismiss_button().set_name ("ErrorLogCloseButton");
97 errors->signal_delete_event().connect (bind (sigc::ptr_fun (just_hide_it), (Window *) errors));
99 register_thread (pthread_self(), X_("GUI"));
101 //load_rcfile (rcfile);
110 UI::caller_is_ui_thread ()
112 return pthread_equal (gui_thread, pthread_self());
116 UI::load_rcfile (string path, bool themechange)
118 if (path.length() == 0) {
122 if (access (path.c_str(), R_OK)) {
123 error << "UI: couldn't find rc file \""
130 RC rc (path.c_str());
131 // RC::reset_styles (Gtk::Settings::get_default());
132 gtk_rc_reset_styles (gtk_settings_get_default());
133 theme_changed.emit();
136 return 0; //Don't continue on every time there is a theme change
139 /* have to pack widgets into a toplevel window so that styles will stick */
141 Window temp_window (WINDOW_TOPLEVEL);
147 RefPtr<Gtk::Style> style;
148 RefPtr<TextBuffer> buffer (errors->text().get_buffer());
150 box.pack_start (a_widget1);
151 box.pack_start (a_widget2);
152 box.pack_start (a_widget3);
153 box.pack_start (a_widget4);
155 error_ptag = buffer->create_tag();
156 error_mtag = buffer->create_tag();
157 fatal_ptag = buffer->create_tag();
158 fatal_mtag = buffer->create_tag();
159 warning_ptag = buffer->create_tag();
160 warning_mtag = buffer->create_tag();
161 info_ptag = buffer->create_tag();
162 info_mtag = buffer->create_tag();
164 a_widget1.set_name ("FatalMessage");
165 a_widget1.ensure_style ();
166 style = a_widget1.get_style();
168 fatal_ptag->property_font_desc().set_value(style->get_font());
169 fatal_ptag->property_foreground_gdk().set_value(style->get_fg(STATE_ACTIVE));
170 fatal_ptag->property_background_gdk().set_value(style->get_bg(STATE_ACTIVE));
171 fatal_mtag->property_font_desc().set_value(style->get_font());
172 fatal_mtag->property_foreground_gdk().set_value(style->get_fg(STATE_NORMAL));
173 fatal_mtag->property_background_gdk().set_value(style->get_bg(STATE_NORMAL));
175 a_widget2.set_name ("ErrorMessage");
176 a_widget2.ensure_style ();
177 style = a_widget2.get_style();
179 error_ptag->property_font_desc().set_value(style->get_font());
180 error_ptag->property_foreground_gdk().set_value(style->get_fg(STATE_ACTIVE));
181 error_ptag->property_background_gdk().set_value(style->get_bg(STATE_ACTIVE));
182 error_mtag->property_font_desc().set_value(style->get_font());
183 error_mtag->property_foreground_gdk().set_value(style->get_fg(STATE_NORMAL));
184 error_mtag->property_background_gdk().set_value(style->get_bg(STATE_NORMAL));
186 a_widget3.set_name ("WarningMessage");
187 a_widget3.ensure_style ();
188 style = a_widget3.get_style();
190 warning_ptag->property_font_desc().set_value(style->get_font());
191 warning_ptag->property_foreground_gdk().set_value(style->get_fg(STATE_ACTIVE));
192 warning_ptag->property_background_gdk().set_value(style->get_bg(STATE_ACTIVE));
193 warning_mtag->property_font_desc().set_value(style->get_font());
194 warning_mtag->property_foreground_gdk().set_value(style->get_fg(STATE_NORMAL));
195 warning_mtag->property_background_gdk().set_value(style->get_bg(STATE_NORMAL));
197 a_widget4.set_name ("InfoMessage");
198 a_widget4.ensure_style ();
199 style = a_widget4.get_style();
201 info_ptag->property_font_desc().set_value(style->get_font());
202 info_ptag->property_foreground_gdk().set_value(style->get_fg(STATE_ACTIVE));
203 info_ptag->property_background_gdk().set_value(style->get_bg(STATE_ACTIVE));
204 info_mtag->property_font_desc().set_value(style->get_font());
205 info_mtag->property_foreground_gdk().set_value(style->get_fg(STATE_NORMAL));
206 info_mtag->property_background_gdk().set_value(style->get_bg(STATE_NORMAL));
212 UI::run (Receiver &old_receiver)
219 old_receiver.hangup ();
239 pthread_kill (gui_thread, SIGKILL);
246 UIRequest *req = get_request (Quit);
255 static bool idle_quit ()
264 if (getenv ("ARDOUR_RUNNING_UNDER_VALGRIND")) {
267 Glib::signal_idle().connect (sigc::ptr_fun (idle_quit));
272 UI::touch_display (Touchable *display)
274 UIRequest *req = get_request (TouchDisplay);
280 req->display = display;
286 UI::set_tip (Widget *w, const gchar *tip, const gchar *hlp)
288 UIRequest *req = get_request (SetTip);
302 UI::set_state (Widget *w, StateType state)
304 UIRequest *req = get_request (StateChange);
310 req->new_state = state;
317 UI::idle_add (int (*func)(void *), void *arg)
319 UIRequest *req = get_request (AddIdle);
325 req->function = func;
331 /* END abstract_ui interfaces */
334 UI::signal_pipe_callback (void *arg, int fd, GdkInputCondition cond)
338 /* flush (nonblocking) pipe */
340 while (read (fd, buf, 256) > 0);
342 ((UI *) arg)->handle_ui_requests ();
346 UI::do_request (UIRequest* req)
348 if (req->type == ErrorMessage) {
350 process_error_message (req->chn, req->msg);
351 free (const_cast<char*>(req->msg)); /* it was strdup'ed */
352 req->msg = 0; /* don't free it again in the destructor */
354 } else if (req->type == Quit) {
358 } else if (req->type == CallSlot) {
362 } else if (req->type == TouchDisplay) {
364 req->display->touch ();
365 if (req->display->delete_after_touch()) {
369 } else if (req->type == StateChange) {
371 req->widget->set_state (req->new_state);
373 } else if (req->type == SetTip) {
375 /* XXX need to figure out how this works */
379 error << "GtkUI: unknown request type "
385 /*======================================================================
387 ======================================================================*/
390 UI::receive (Transmitter::Channel chn, const char *str)
392 if (caller_is_ui_thread()) {
393 process_error_message (chn, str);
395 UIRequest* req = get_request (ErrorMessage);
402 req->msg = strdup (str);
408 #define OLD_STYLE_ERRORS 1
411 UI::process_error_message (Transmitter::Channel chn, const char *str)
414 RefPtr<TextBuffer::Tag> ptag;
415 RefPtr<TextBuffer::Tag> mtag;
418 bool fatal_received = false;
419 #ifndef OLD_STYLE_ERRORS
420 PopUp* popup = new PopUp (WIN_POS_CENTER, 0, true);
424 case Transmitter::Fatal:
425 prefix = "[FATAL]: ";
429 fatal_received = true;
431 case Transmitter::Error:
433 prefix = "[ERROR]: ";
438 popup->set_name ("ErrorMessage");
439 popup->set_text (str);
444 case Transmitter::Info:
451 popup->set_name ("InfoMessage");
452 popup->set_text (str);
458 case Transmitter::Warning:
460 prefix = "[WARNING]: ";
465 popup->set_name ("WarningMessage");
466 popup->set_text (str);
472 /* no choice but to use text/console output here */
473 cerr << "programmer error in UI::check_error_messages (channel = " << chn << ")\n";
477 errors->text().get_buffer()->begin_user_action();
479 if (fatal_received) {
483 display_message (prefix, prefix_len, ptag, mtag, str);
485 if (!errors->is_visible()) {
490 errors->text().get_buffer()->end_user_action();
496 if (!errors->is_visible()) {
497 errors->set_position (WIN_POS_MOUSE);
505 UI::display_message (const char *prefix, gint prefix_len, RefPtr<TextBuffer::Tag> ptag, RefPtr<TextBuffer::Tag> mtag, const char *msg)
507 RefPtr<TextBuffer> buffer (errors->text().get_buffer());
509 buffer->insert_with_tag(buffer->end(), prefix, ptag);
510 buffer->insert_with_tag(buffer->end(), msg, mtag);
511 buffer->insert_with_tag(buffer->end(), "\n", mtag);
513 errors->scroll_to_bottom ();
517 UI::handle_fatal (const char *message)
519 Window win (WINDOW_POPUP);
521 Label label (message);
522 Button quit (_("Press To Exit"));
524 win.set_default_size (400, 100);
528 title += ": Fatal Error";
529 win.set_title (title);
531 win.set_position (WIN_POS_MOUSE);
534 packer.pack_start (label, true, true);
535 packer.pack_start (quit, false, false);
536 quit.signal_clicked().connect(mem_fun(*this,&UI::quit));
539 win.set_modal (true);
547 UI::popup_error (const char *text)
551 if (!caller_is_ui_thread()) {
552 error << "non-UI threads can't use UI::popup_error"
557 pup = new PopUp (WIN_POS_MOUSE, 0, true);
558 pup->set_text (text);
564 int gdk_quartz_in_carbon_menu_event_handler ();
572 /* as of february 11th 2008, gtk/osx has a problem in that mac menu events
573 are handled using Carbon with an "internal" event handling system that
574 doesn't pass things back to the glib/gtk main loop. this makes
575 gtk_main_iteration() block if we call it while in a menu event handler
576 because glib gets confused and thinks there are two threads running
579 this hack (relies on code in gtk2_ardour/sync-menu.c) works
583 if (gdk_quartz_in_carbon_menu_event_handler()) {
587 if (!caller_is_ui_thread()) {
588 error << "non-UI threads cannot call UI::flush_pending()"
593 gtk_main_iteration();
595 while (gtk_events_pending()) {
596 gtk_main_iteration();
601 UI::just_hide_it (GdkEventAny *ev, Window *win)
608 UI::get_color (const string& prompt, bool& picked, const Gdk::Color* initial)
612 ColorSelectionDialog color_dialog (prompt);
614 color_dialog.set_modal (true);
615 color_dialog.get_cancel_button()->signal_clicked().connect (bind (mem_fun (*this, &UI::color_selection_done), false));
616 color_dialog.get_ok_button()->signal_clicked().connect (bind (mem_fun (*this, &UI::color_selection_done), true));
617 color_dialog.signal_delete_event().connect (mem_fun (*this, &UI::color_selection_deleted));
620 color_dialog.get_colorsel()->set_current_color (*initial);
623 color_dialog.show_all ();
624 color_picked = false;
629 color_dialog.hide_all ();
632 Gdk::Color f_rgba = color_dialog.get_colorsel()->get_current_color ();
633 color.set_red(f_rgba.get_red());
634 color.set_green(f_rgba.get_green());
635 color.set_blue(f_rgba.get_blue());
644 UI::color_selection_done (bool status)
646 color_picked = status;
651 UI::color_selection_deleted (GdkEventAny *ev)