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Code Issues Releases Wiki Activity

fade out bg if we're not painting alternating row colors for empty rows

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This commit is contained in:
Leo Franchi
2011-02-16 09:39:49 -05:00
parent 9fe0ec352f
commit af0d628a75
2 changed files with 12 additions and 1 deletions
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12
src/libtomahawk/playlist/dynamic/DynamicView.cpp
View File

@@ -40,6 +40,7 @@ DynamicView::DynamicView( QWidget* parent )
: PlaylistView( parent )
, m_onDemand( false )
, m_checkOnCollapse( false )
, m_fadebg( false )
{
m_fadeOutAnim.setDuration( FADE_LENGTH );
m_fadeOutAnim.setCurveShape( QTimeLine::LinearCurve );
@@ -192,6 +193,7 @@ DynamicView::collapseEntries( int startRow, int num, int numToKeep )
QStyleOptionViewItemV4 opt = viewOptions();
// code taken from QTreeViewPrivate::paintAlternatingRowColors
if( alternatingRowColors() ) {
m_fadebg = !style()->styleHint( QStyle::SH_ItemView_PaintAlternatingRowColorsForEmptyArea, &opt );
qDebug() << "PAINTING ALTERNATING ROW BG!: " << fadingRectViewport;
int rowHeight = itemDelegate()->sizeHint( opt, QModelIndex() ).height();
int y = m_fadingIndexes.rect().topLeft().y();
@@ -266,8 +268,16 @@ DynamicView::paintEvent( QPaintEvent* event )
p.save();
QRect bg = m_fadingIndexes.rect();
bg.moveTo( m_fadingPointAnchor ); // cover up the background
p.drawPixmap( bg, m_bg );
if( m_fadebg ) {
p.save();
p.fillRect( bg, Qt::white );
p.setOpacity( 1 - m_fadeOutAnim.currentValue() );
}
p.drawPixmap( bg, m_bg );
if( m_fadebg ) {
p.restore();
}
// qDebug() << "FAST SETOPACITY:" << p.paintEngine()->hasFeature(QPaintEngine::ConstantOpacity);
p.setOpacity( 1 - m_fadeOutAnim.currentValue() );

1
src/libtomahawk/playlist/dynamic/DynamicView.h
View File

@@ -76,6 +76,7 @@ private:
QPixmap m_fadingIndexes;
QPixmap m_slidingIndex;
QPixmap m_bg;
bool m_fadebg;
QTimeLine m_fadeOutAnim;
QTimeLine m_slideAnim;
};