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/****************************************************************************
Copyright (C) 2005 - 2011 Filipe AZEVEDO & The Monkey Studio Team
http://monkeystudio.org licensing under the GNU GPL.
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 St, Fifth Floor, Boston, MA 02110-1301 USA
****************************************************************************/
#include "pKeySequenceInput.h"
#include <QKeySequence>
#include <QKeyEvent>
/*!
\details Create a new pKeySequenceInput object
\param parent The parent widget
*/
pKeySequenceInput::pKeySequenceInput( QWidget* parent )
: QLineEdit( parent )
{}
void pKeySequenceInput::keyPressEvent( QKeyEvent* event )
{
// return if auto repeat
if ( event->isAutoRepeat() )
return;
// if user press something, sequence is not finished
setProperty( "Finished", false );
// show current sequence
setText( checkKeyEvent( event ) );
}
void pKeySequenceInput::keyReleaseEvent( QKeyEvent* event )
{
// return if auto repeat
if ( event->isAutoRepeat() )
return;
// check if sequence is finished or not
if ( property( "Finished" ).toBool() )
return;
// show current sequence
setText( checkKeyEvent( event ) );
}
/*!
\details Check a QKeyEvent event
\param event The QKeyEvent to check
\return The QString shortcut generate from the QKeyEvent
*/
QString pKeySequenceInput::checkKeyEvent( QKeyEvent* event )
{
// is key pressed or key released ?
const bool keyPressed = event->type() == QEvent::KeyPress;
// or-ed keys
int mKeys = 0;
// check modifiers pressed
if ( event->modifiers() & Qt::ControlModifier )
mKeys |= Qt::ControlModifier;
if ( event->modifiers() & Qt::AltModifier )
mKeys |= Qt::AltModifier;
if ( event->modifiers() & Qt::ShiftModifier )
mKeys |= Qt::ShiftModifier;
if ( event->modifiers() & Qt::MetaModifier )
mKeys |= Qt::MetaModifier;
if ( keyPressed )
{
// get press key
switch( event->key() )
{
// this keys can't be used
case Qt::Key_Shift:
case Qt::Key_Control:
case Qt::Key_Meta:
case Qt::Key_Alt:
case Qt::Key_AltGr:
case Qt::Key_Super_L:
case Qt::Key_Super_R:
case Qt::Key_Menu:
case Qt::Key_Hyper_L:
case Qt::Key_Hyper_R:
case Qt::Key_Help:
case Qt::Key_Direction_L:
case Qt::Key_Direction_R:
break;
default:
// add pressed key
mKeys |= event->key();
// set sequence finished
setProperty( "Finished", true );
break;
}
}
// return human readable key sequence
return QKeySequence( mKeys ).toString();
}
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