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85 lines
1.8 KiB
85 lines
1.8 KiB
/* |
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* SPDX-FileCopyrightText: 2014 Hugo Pereira Da Costa <hugo.pereira@free.fr> |
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* |
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* SPDX-License-Identifier: GPL-2.0-or-later |
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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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case QEvent::ApplicationStateChange: |
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{ setEnabled( false ); } |
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break; |
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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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