Paul Davis
d9cebc2edf
git-svn-id: svn://localhost/ardour2/branches/3.0@6942 d708f5d6-7413-0410-9779-e7cbd77b26cf
185 lines
5.0 KiB
C++
185 lines
5.0 KiB
C++
/*
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Copyright (C) 1999 Paul Barton-Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __pbd_gtk_ui_h__
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#define __pbd_gtk_ui_h__
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#include <string>
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#include <map>
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#include <stdint.h>
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#include <setjmp.h>
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#include <pthread.h>
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#include <glibmm/thread.h>
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#include <gtkmm/widget.h>
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#include <gtkmm/style.h>
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#ifndef GTK_NEW_TOOLTIP_API
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#include <gtkmm/tooltips.h>
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#endif
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#include <gtkmm/textbuffer.h>
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#include <gtkmm/main.h>
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#include <gdkmm/color.h>
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#include <pbd/abstract_ui.h>
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#include <pbd/ringbufferNPT.h>
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#include <pbd/pool.h>
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#include <pbd/error.h>
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#include <pbd/receiver.h>
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class Touchable;
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namespace Gtkmm2ext {
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class TextViewer;
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extern BaseUI::RequestType ErrorMessage;
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extern BaseUI::RequestType CallSlot;
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extern BaseUI::RequestType TouchDisplay;
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extern BaseUI::RequestType StateChange;
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extern BaseUI::RequestType SetTip;
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extern BaseUI::RequestType AddIdle;
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extern BaseUI::RequestType AddTimeout;
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struct UIRequest : public BaseUI::BaseRequestObject {
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/* this once used anonymous unions to merge elements
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that are never part of the same request. that makes
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the creation of a legal copy constructor difficult
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because of the semantics of the slot member.
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*/
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Touchable *display;
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const char *msg;
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Gtk::StateType new_state;
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int (*function)(void *);
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Gtk::Widget *widget;
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Transmitter::Channel chn;
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void *arg;
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const char *msg2;
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~UIRequest () {
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if (type == ErrorMessage && msg) {
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/* msg was strdup()'ed */
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free ((char *)msg);
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}
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}
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};
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class UI : public Receiver, public AbstractUI<UIRequest>
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{
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public:
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UI (std::string name, int *argc, char **argv[]);
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virtual ~UI ();
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static UI *instance() { return theGtkUI; }
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/* receiver interface */
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void receive (Transmitter::Channel, const char *);
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/* Abstract UI interfaces */
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bool caller_is_ui_thread ();
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static Glib::Thread* thread_id() { return gui_thread; }
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/* Gtk-UI specific interfaces */
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bool running ();
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void quit ();
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int load_rcfile (std::string, bool themechange = false);
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void run (Receiver &old_receiver);
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void set_state (Gtk::Widget *w, Gtk::StateType state);
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void popup_error (const std::string& text);
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void flush_pending ();
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void toggle_errors ();
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void touch_display (Touchable *);
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void set_tip (Gtk::Widget &w, const gchar *tip);
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void set_tip (Gtk::Widget &w, const std::string &tip);
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void set_tip (Gtk::Widget *w, const gchar *tip, const gchar *hlp="");
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void idle_add (int (*func)(void *), void *arg);
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Gtk::Main& main() const { return *theMain; }
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template<class T> static bool idle_delete (T *obj) { delete obj; return false; }
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template<class T> static void delete_when_idle (T *obj) {
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Glib::signal_idle().connect (bind (slot (&UI::idle_delete<T>), obj));
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}
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template<class T> void delete_in_self (T *obj) {
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call_slot (boost::bind (&UI::delete_in_self, this, obj));
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}
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Gdk::Color get_color (const std::string& prompt, bool& picked, const Gdk::Color *initial = 0);
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/* starting is sent just before we enter the main loop,
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stopping just after we return from it (at the top level)
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*/
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sigc::signal<void> starting;
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sigc::signal<void> stopping;
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sigc::signal<void> theme_changed;
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static bool just_hide_it (GdkEventAny *, Gtk::Window *);
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static Glib::Thread* the_gui_thread() { return gui_thread; }
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protected:
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virtual void handle_fatal (const char *);
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virtual void display_message (const char *prefix, gint prefix_len,
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Glib::RefPtr<Gtk::TextBuffer::Tag> ptag, Glib::RefPtr<Gtk::TextBuffer::Tag> mtag,
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const char *msg);
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private:
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static UI *theGtkUI;
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static Glib::Thread* gui_thread;
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bool _active;
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Gtk::Main *theMain;
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#ifndef GTK_NEW_TOOLTIP_API
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Gtk::Tooltips *tips;
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#endif
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TextViewer *errors;
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Glib::RefPtr<Gtk::TextBuffer::Tag> error_ptag;
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Glib::RefPtr<Gtk::TextBuffer::Tag> error_mtag;
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Glib::RefPtr<Gtk::TextBuffer::Tag> fatal_ptag;
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Glib::RefPtr<Gtk::TextBuffer::Tag> fatal_mtag;
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Glib::RefPtr<Gtk::TextBuffer::Tag> info_ptag;
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Glib::RefPtr<Gtk::TextBuffer::Tag> info_mtag;
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Glib::RefPtr<Gtk::TextBuffer::Tag> warning_ptag;
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Glib::RefPtr<Gtk::TextBuffer::Tag> warning_mtag;
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static void signal_pipe_callback (void *, gint, GdkInputCondition);
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void process_error_message (Transmitter::Channel, const char *);
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void do_quit ();
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void color_selection_done (bool status);
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bool color_selection_deleted (GdkEventAny *);
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bool color_picked;
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void do_request (UIRequest*);
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};
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} /* namespace */
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#endif /* __pbd_gtk_ui_h__ */
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