13
0
livetrax/gtk2_ardour/window_manager.h
Robin Gareus 23c5793173
Remove duplicate calls to set_session
Windows managed as Proxy do not need direct calls to set_session().
This is already handled by WM::Manager::instance().set_session()

Also WM set_session() called it twice.
2021-09-20 04:21:21 +02:00

225 lines
5.0 KiB
C++

/*
* Copyright (C) 2013-2016 John Emmas <john@creativepost.co.uk>
* Copyright (C) 2013-2016 Paul Davis <paul@linuxaudiosystems.com>
* Copyright (C) 2013-2018 Robin Gareus <robin@gareus.org>
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 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>
#include "gtkmm2ext/bindings.h"
#include "gtkmm2ext/window_proxy.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;
private:
void window_proxy_was_mapped (ProxyBase*);
void window_proxy_was_unmapped (ProxyBase*);
};
class ProxyBase : public ARDOUR::SessionHandlePtr, public Gtkmm2ext::WindowProxy
{
public:
ProxyBase (const std::string& name, const std::string& menu_name);
ProxyBase (const std::string& name, const std::string& menu_name, const XMLNode&);
virtual ARDOUR::SessionHandlePtr* session_handle () = 0;
protected:
void setup ();
};
class ProxyTemporary: public ProxyBase
{
public:
ProxyTemporary (const std::string& name, Gtk::Window* win);
Gtk::Window* get (bool create = false) {
(void) create;
return _window;
}
Gtk::Window* operator->() {
return _window;
}
ARDOUR::SessionHandlePtr* session_handle ();
void explicit_delete () { _window = 0 ; delete this; }
};
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);
}
ARDOUR::SessionHandlePtr* wsp = dynamic_cast<T*>(_window);
if (wsp && wsp != sp) {
/* can this happen ? */
assert (0);
wsp->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);
}
ARDOUR::SessionHandlePtr* wsp = dynamic_cast<T*>(_window);
if (wsp && wsp != sp) {
/* can this happen ? */
assert (0);
wsp->set_session(s);
}
}
private:
boost::function<T*()> creator;
};
} /* namespace */
#endif /* __gtk2_ardour_window_manager_h__ */