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lightlysplitterproxy.h
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#ifndef lightlysplitterproxy_h
#define lightlysplitterproxy_h
/*************************************************************************
* Copyright (C) 2014 by Hugo Pereira Da Costa <[email protected]> *
* *
* 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 . *
*************************************************************************/
#include "lightly.h"
#include "lightlyaddeventfilter.h"
#include <QEvent>
#include <QHoverEvent>
#include <QMainWindow>
#include <QMap>
#include <QMouseEvent>
#include <QSplitterHandle>
#include <QWidget>
namespace Lightly
{
class SplitterProxy;
//* factory
class SplitterFactory: public QObject
{
Q_OBJECT
public:
//* constructor
explicit SplitterFactory( QObject* parent ):
QObject( parent ),
_enabled( false )
{}
//* enabled state
void setEnabled( bool );
//* register widget
bool registerWidget( QWidget* );
//* unregister widget
void unregisterWidget( QWidget* );
private:
//* enabled state
bool _enabled;
//* needed to block ChildAdded events when creating proxy
AddEventFilter _addEventFilter;
//* pointer to SplitterProxy
using SplitterProxyPointer = WeakPointer<SplitterProxy>;
//* registered widgets
using WidgetMap = QMap<QWidget*, SplitterProxyPointer >;
WidgetMap _widgets;
};
//* splitter 'proxy' widget, with extended hit area
class SplitterProxy : public QWidget
{
Q_OBJECT
public:
//* constructor
explicit SplitterProxy( QWidget*, bool = false );
//* event filter
bool eventFilter( QObject*, QEvent* ) override;
//* enable state
void setEnabled( bool );
//* enable state
bool enabled() const
{ return _enabled; }
protected:
//* event handler
bool event( QEvent* ) override;
protected:
//* reset 'true' splitter widget
void clearSplitter();
//* keep track of 'true' splitter widget
void setSplitter( QWidget* );
private:
//* enabled state
bool _enabled;
//* splitter object
WeakPointer<QWidget> _splitter;
//* hook
QPoint _hook;
//* timer id
int _timerId;
};
}
#endif