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//////////////////////////////////////////////////////////////////////////////
// oxygenscrollbardata.cpp
// data container for QTabBar animations
// -------------------
//
// Copyright (c) 2009 Hugo Pereira Da Costa <hugo@oxygen-icons.org>
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to
// deal in the Software without restriction, including without limitation the
// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
// sell copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
// IN THE SOFTWARE.
//////////////////////////////////////////////////////////////////////////////
#include "scrollbardata.h"
Q_GUI_EXPORT QStyleOptionSlider qt_qscrollbarStyleOption(QScrollBar*);
//______________________________________________
ScrollBarData::ScrollBarData( QObject* parent, QWidget* target, int duration ):
SliderData( parent, target, duration ) {
target->installEventFilter( this );
addLineData_.animation_ = new Animation( duration, this );
subLineData_.animation_ = new Animation( duration, this );
connect( addLineAnimation().data(), SIGNAL( finished( void ) ), SLOT( clearAddLineRect( void ) ) );
connect( subLineAnimation().data(), SIGNAL( finished( void ) ), SLOT( clearSubLineRect( void ) ) );
// setup animation
setupAnimation( addLineAnimation(), "addLineOpacity" );
setupAnimation( subLineAnimation(), "subLineOpacity" );
}
//______________________________________________
bool ScrollBarData::eventFilter( QObject* object, QEvent* event ) {
if ( object != target().data() ) {
return SliderData::eventFilter( object, event );
}
// check event type
switch ( event->type() ) {
case QEvent::HoverEnter:
case QEvent::HoverMove:
hoverMoveEvent( object, event );
break;
case QEvent::HoverLeave:
hoverLeaveEvent( object, event );
break;
default:
break;
}
return SliderData::eventFilter( object, event );
}
//______________________________________________
const Animation::Pointer& ScrollBarData::animation( QStyle::SubControl subcontrol ) const {
switch ( subcontrol ) {
default:
case QStyle::SC_ScrollBarSlider:
return animation();
case QStyle::SC_ScrollBarAddLine:
return addLineAnimation();
case QStyle::SC_ScrollBarSubLine:
return subLineAnimation();
}
}
//______________________________________________
qreal ScrollBarData::opacity( QStyle::SubControl subcontrol ) const {
switch ( subcontrol ) {
default:
case QStyle::SC_ScrollBarSlider:
return opacity();
case QStyle::SC_ScrollBarAddLine:
return addLineOpacity();
case QStyle::SC_ScrollBarSubLine:
return subLineOpacity();
}
}
//______________________________________________
void ScrollBarData::hoverMoveEvent( QObject* object, QEvent* event ) {
// try cast object to scrollbar
QScrollBar* scrollBar( qobject_cast<QScrollBar*>( object ) );
if ( !scrollBar || scrollBar->isSliderDown() ) return;
// retrieve scrollbar option
QStyleOptionSlider opt( qt_qscrollbarStyleOption( qobject_cast<QScrollBar*>( object ) ) );
// cast event
QHoverEvent* he = static_cast<QHoverEvent*>(event);
QStyle::SubControl hoverControl = scrollBar->style()->hitTestComplexControl(QStyle::CC_ScrollBar, &opt, he->pos(), scrollBar);
updateAddLineArrow( hoverControl );
updateSubLineArrow( hoverControl );
}
//______________________________________________
void ScrollBarData::hoverLeaveEvent( QObject* object, QEvent* event ) {
Q_UNUSED( object );
Q_UNUSED( event );
updateSubLineArrow( QStyle::SC_None );
updateAddLineArrow( QStyle::SC_None );
}
//_____________________________________________________________________
void ScrollBarData::updateSubLineArrow( QStyle::SubControl hoverControl ) {
if ( hoverControl == QStyle::SC_ScrollBarSubLine ) {
if ( !subLineArrowHovered() ) {
setSubLineArrowHovered( true );
if ( enabled() ) {
subLineAnimation().data()->setDirection( Animation::Forward );
if ( !subLineAnimation().data()->isRunning() ) subLineAnimation().data()->start();
}
else setDirty();
}
}
else {
if ( subLineArrowHovered() ) {
setSubLineArrowHovered( false );
if ( enabled() ) {
subLineAnimation().data()->setDirection( Animation::Backward );
if ( !subLineAnimation().data()->isRunning() ) subLineAnimation().data()->start();
}
else setDirty();
}
}
}
//_____________________________________________________________________
void ScrollBarData::updateAddLineArrow( QStyle::SubControl hoverControl ) {
if ( hoverControl == QStyle::SC_ScrollBarAddLine ) {
if ( !addLineArrowHovered() ) {
setAddLineArrowHovered( true );
if ( enabled() ) {
addLineAnimation().data()->setDirection( Animation::Forward );
if ( !addLineAnimation().data()->isRunning() ) addLineAnimation().data()->start();
}
else setDirty();
}
}
else {
if ( addLineArrowHovered() ) {
setAddLineArrowHovered( false );
if ( enabled() ) {
addLineAnimation().data()->setDirection( Animation::Backward );
if ( !addLineAnimation().data()->isRunning() ) addLineAnimation().data()->start();
}
else setDirty();
}
}
}
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