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100 lines
3.1 KiB
100 lines
3.1 KiB
/************************************************************************* |
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* Copyright (C) 2014 by Hugo Pereira Da Costa <hugo.pereira@free.fr> * |
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* * |
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* This program is free software; you can redistribute it and/or modify * |
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* it under the terms of the GNU General Public License as published by * |
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* the Free Software Foundation; either version 2 of the License, or * |
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* (at your option) any later version. * |
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* * |
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* This program is distributed in the hope that it will be useful, * |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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* GNU General Public License for more details. * |
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* * |
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* You should have received a copy of the GNU General Public License * |
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* along with this program; if not, write to the * |
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* Free Software Foundation, Inc., * |
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA . * |
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*************************************************************************/ |
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#include "breezemnemonics.h" |
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#include <QKeyEvent> |
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#include <QWidget> |
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namespace Breeze |
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{ |
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//____________________________________________________ |
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void Mnemonics::setMode( int mode ) |
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{ |
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switch( mode ) |
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{ |
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case StyleConfigData::MN_NEVER: |
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qApp->removeEventFilter( this ); |
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setEnabled( false ); |
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break; |
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default: |
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case StyleConfigData::MN_ALWAYS: |
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qApp->removeEventFilter( this ); |
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setEnabled( true ); |
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break; |
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case StyleConfigData::MN_AUTO: |
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qApp->removeEventFilter( this ); |
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qApp->installEventFilter( this ); |
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setEnabled( false ); |
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break; |
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} |
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} |
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//____________________________________________________ |
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bool Mnemonics::eventFilter( QObject*, QEvent* event ) |
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{ |
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switch( event->type() ) |
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{ |
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case QEvent::KeyPress: |
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if( static_cast<QKeyEvent*>(event)->key() == Qt::Key_Alt ) |
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{ setEnabled( true ); } |
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break; |
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case QEvent::KeyRelease: |
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if( static_cast<QKeyEvent*>(event)->key() == Qt::Key_Alt ) |
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{ setEnabled( false ); } |
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break; |
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#if QT_VERSION >= 0x050000 |
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case QEvent::ApplicationStateChange: |
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{ setEnabled( false ); } |
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break; |
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#endif |
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default: break; |
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} |
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return false; |
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} |
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//____________________________________________________ |
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void Mnemonics::setEnabled( bool value ) |
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{ |
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if( _enabled == value ) return; |
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_enabled = value; |
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// update all top level widgets |
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foreach( QWidget* widget, qApp->topLevelWidgets() ) |
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{ widget->update(); } |
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} |
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}
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