obs-studio/obs/wx-wrappers.hpp

120 lines
2.9 KiB
C++

/******************************************************************************
Copyright (C) 2013 by Hugh Bailey <obs.jim@gmail.com>
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, see <http://www.gnu.org/licenses/>.
******************************************************************************/
#pragma once
#include <wx/window.h>
#include <wx/event.h>
#include <vector>
struct gs_window;
gs_window WxToGSWindow(const wxWindow *window);
void OBSErrorBox(wxWindow *parent, const char *message, ...);
/*
* RAII wx connection wrapper
*
* Automatically disconnects events on destruction rather than having to
* manually call Disconnect for every Connect.
*/
class WXConnector {
wxEvtHandler *obj;
wxEventType eventType;
wxObjectEventFunction func;
wxObject *userData;
wxEvtHandler *eventSink;
WXConnector(WXConnector const&) = delete;
WXConnector &operator=(WXConnector const&) = delete;
public:
inline WXConnector()
: obj (NULL),
eventType (0),
func (NULL),
userData (NULL),
eventSink (NULL)
{
}
inline WXConnector(wxEvtHandler *obj, wxEventType eventType,
wxObjectEventFunction func, wxObject *userData,
wxEvtHandler *eventSink)
: obj (obj),
eventType (eventType),
func (func),
userData (userData),
eventSink (eventSink)
{
obj->Connect(eventType, func, userData, eventSink);
}
inline WXConnector(WXConnector &&c)
: obj (c.obj),
eventType (c.eventType),
func (c.func),
userData (c.userData),
eventSink (c.eventSink)
{
c.obj = NULL;
}
inline ~WXConnector()
{
Disconnect();
}
inline void Connect(wxEvtHandler *obj, wxEventType eventType,
wxObjectEventFunction func, wxObject *userData,
wxEvtHandler *eventSink)
{
Disconnect();
this->obj = obj;
this->eventType = eventType;
this->func = func;
this->userData = userData;
this->eventSink = eventSink;
obj->Connect(eventType, func, userData, eventSink);
}
inline void Disconnect()
{
if (obj) {
obj->Disconnect(eventType, func, userData, eventSink);
obj = NULL;
}
}
};
class ConnectorList {
std::vector<WXConnector> connectors;
public:
inline void Add(wxEvtHandler *obj, wxEventType type,
wxObjectEventFunction func, wxObject *userData,
wxEvtHandler *eventSink)
{
connectors.emplace_back(obj, type, func, userData, eventSink);
}
};