ardour/gtk2_ardour/window_manager.h

244 lines
6.0 KiB
C++

/*
Copyright (C) 2013 Paul Davis
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef __gtk2_ardour_window_manager_h__
#define __gtk2_ardour_window_manager_h__
#include <string>
#include <map>
#include <boost/function.hpp>
#include <glibmm/refptr.h>
#include <sigc++/trackable.h>
class XMLNode;
namespace Gtk {
class Window;
class Action;
}
namespace Gtkmm2ext {
class VisibilityTracker;
}
namespace ARDOUR {
class Session;
class SessionHandlePtr;
}
namespace WM {
class ProxyBase;
class Manager : public ARDOUR::SessionHandlePtr
{
public:
static Manager& instance();
void register_window (ProxyBase*);
void remove (const ProxyBase*);
void toggle_window (ProxyBase*);
void show_visible () const;
void set_session (ARDOUR::Session*);
void add_state (XMLNode&) const;
/* HACK HACK HACK */
void set_transient_for (Gtk::Window*);
Gtk::Window* transient_parent() const { return current_transient_parent; }
private:
typedef std::list<ProxyBase*> Windows;
Windows _windows;
Glib::RefPtr<Gtk::ActionGroup> window_actions;
Gtk::Window* current_transient_parent;
Manager();
~Manager();
static Manager* _instance;
};
class ProxyBase : public ARDOUR::SessionHandlePtr, public sigc::trackable {
public:
ProxyBase (const std::string& name, const std::string& menu_name);
ProxyBase (const std::string& name, const std::string& menu_name, const XMLNode&);
virtual ~ProxyBase();
void show ();
void show_all ();
void hide ();
void present ();
void maybe_show ();
bool visible() const { return _visible; }
const std::string& name() const { return _name; }
const std::string& menu_name() const { return _menu_name; }
std::string action_name() const;
void set_action (Glib::RefPtr<Gtk::Action>);
Glib::RefPtr<Gtk::Action> action() const { return _action; };
void drop_window ();
void use_window (Gtk::Window&);
virtual Gtk::Window* get (bool create = false) = 0;
virtual void toggle ();
void set_state (const XMLNode&);
XMLNode& get_state () const;
virtual ARDOUR::SessionHandlePtr* session_handle () = 0;
operator bool() const { return _window != 0; }
protected:
std::string _name;
std::string _menu_name;
Glib::RefPtr<Gtk::Action> _action;
Gtk::Window* _window;
mutable bool _visible; ///< true if the window should be visible on startup
mutable int _x_off; ///< x position
mutable int _y_off; ///< y position
mutable int _width; ///< width
mutable int _height; ///< height
Gtkmm2ext::VisibilityTracker* vistracker;
void save_pos_and_size ();
bool handle_win_event (GdkEventAny *ev);
void setup ();
};
class ProxyTemporary: public ProxyBase {
public:
ProxyTemporary (const std::string& name, Gtk::Window* win);
~ProxyTemporary();
Gtk::Window* get (bool create = false) {
(void) create;
return _window;
}
Gtk::Window* operator->() {
return _window;
}
ARDOUR::SessionHandlePtr* session_handle ();
};
template<typename T>
class ProxyWithConstructor: public ProxyBase {
public:
ProxyWithConstructor (const std::string& name, const std::string& menu_name, const boost::function<T*()>& c)
: ProxyBase (name, menu_name) , creator (c) {}
ProxyWithConstructor (const std::string& name, const std::string& menu_name, const boost::function<T*()>& c, const XMLNode* node)
: ProxyBase (name, menu_name, *node) , creator (c) {}
Gtk::Window* get (bool create = false) {
if (!_window) {
if (!create) {
return 0;
}
_window = dynamic_cast<Gtk::Window*> (creator ());
if (_window) {
setup ();
}
}
return _window;
}
T* operator->() {
return dynamic_cast<T*> (get (true));
}
ARDOUR::SessionHandlePtr* session_handle () {
/* may return null */
return dynamic_cast<T*> (_window);
}
void set_session(ARDOUR::Session *s) {
SessionHandlePtr::set_session (s);
ARDOUR::SessionHandlePtr* sp = session_handle ();
if (sp) {
sp->set_session (s);
dynamic_cast<T*>(_window)->set_session(s);
}
}
private:
boost::function<T*()> creator;
};
template<typename T>
class Proxy : public ProxyBase {
public:
Proxy (const std::string& name, const std::string& menu_name)
: ProxyBase (name, menu_name) {}
Proxy (const std::string& name, const std::string& menu_name, const XMLNode* node)
: ProxyBase (name, menu_name, *node) {}
Gtk::Window* get (bool create = false) {
if (!_window) {
if (!create) {
return 0;
}
_window = new T ();
if (_window) {
setup ();
}
}
return _window;
}
T* operator->() {
return dynamic_cast<T*> (get(true));
}
ARDOUR::SessionHandlePtr* session_handle () {
/* may return null */
return dynamic_cast<T*> (_window);
}
void set_session(ARDOUR::Session *s) {
SessionHandlePtr::set_session (s);
ARDOUR::SessionHandlePtr* sp = session_handle ();
if (sp) {
sp->set_session (s);
dynamic_cast<T*>(_window)->set_session(s);
}
}
private:
boost::function<T*()> creator;
};
} /* namespace */
#endif /* __gtk2_ardour_window_manager_h__ */