148 lines
5 KiB
C++
148 lines
5 KiB
C++
// krazy:excludeall=qclasses
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//////////////////////////////////////////////////////////////////////////////
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// oxygencomboboxdata.cpp
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// data container for QComboBox transition
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// -------------------
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//
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// Copyright (c) 2009 Hugo Pereira Da Costa <hugo@oxygen-icons.org>
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to
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// deal in the Software without restriction, including without limitation the
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// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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// sell copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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// IN THE SOFTWARE.
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//////////////////////////////////////////////////////////////////////////////
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#include "comboboxdata.h"
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//______________________________________________________
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ComboBoxData::ComboBoxData( QObject* parent, QComboBox* target, int duration ):
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TransitionData( parent, target, duration ),
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target_( target )
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{
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target_.data()->installEventFilter( this );
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connect( target_.data(), SIGNAL( destroyed() ), SLOT( targetDestroyed() ) );
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connect( target_.data(), SIGNAL( currentIndexChanged( int ) ), SLOT( indexChanged() ) );
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}
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//___________________________________________________________________
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void ComboBoxData::indexChanged( void )
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{
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if( recursiveCheck() ) return;
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if( transition().data()->isAnimated() )
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{ transition().data()->endAnimation(); }
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if( initializeAnimation() ) animate();
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else transition().data()->hide();
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}
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//___________________________________________________________________
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bool ComboBoxData::eventFilter( QObject* object, QEvent* event )
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{
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// make sure engine is enabled
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if( !( enabled() && object == target_.data() ) )
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{ return TransitionData::eventFilter( object, event ); }
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// make sure that target is not editable
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if( target_.data()->isEditable() )
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{ return TransitionData::eventFilter( object, event ); }
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switch( event->type() )
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{
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case QEvent::Show:
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case QEvent::Resize:
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case QEvent::Move:
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if( !recursiveCheck() && target_.data()->isVisible() )
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{ timer_.start( 0, this ); }
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break;
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default: break;
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}
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return TransitionData::eventFilter( object, event );
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}
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//___________________________________________________________________
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void ComboBoxData::timerEvent( QTimerEvent* event )
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{
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if( event->timerId() == timer_.timerId() )
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{
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timer_.stop();
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if( enabled() && transition() && target_ && !target_.data()->isVisible() )
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{
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setRecursiveCheck( true );
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transition().data()->setEndPixmap( transition().data()->grab( target_.data(), targetRect() ) );
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setRecursiveCheck( false );
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}
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} else return TransitionData::timerEvent( event );
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}
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//___________________________________________________________________
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bool ComboBoxData::initializeAnimation( void )
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{
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if( !( enabled() && target_ && target_.data()->isVisible() ) ) return false;
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if( target_.data()->isEditable() )
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{
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/*
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do nothing for editable comboboxes because
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lineEditor animations are handled directly
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*/
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return false;
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}
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transition().data()->setOpacity(0);
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transition().data()->setGeometry( targetRect() );
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transition().data()->setStartPixmap( transition().data()->currentPixmap() );
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transition().data()->show();
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transition().data()->raise();
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return true;
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}
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//___________________________________________________________________
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bool ComboBoxData::animate( void )
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{
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// check enability
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if( !enabled() ) return false;
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// grab
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setRecursiveCheck( true );
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transition().data()->setEndPixmap( transition().data()->grab( target_.data(), targetRect() ) );
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setRecursiveCheck( false );
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// start animation
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transition().data()->animate();
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return true;
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}
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//___________________________________________________________________
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void ComboBoxData::targetDestroyed( void )
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{
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setEnabled( false );
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target_.clear();
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}
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