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Remember QPersistentModelIndex rather than row for hover effect.

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This commit is contained in:
Teo Mrnjavac 2015-12-10 18:05:07 +01:00
parent 36f30b1ede
commit c2cb367753
2 changed files with 10 additions and 9 deletions
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17
src/modules/partition/gui/PartitionBarsView.cpp
View File

@ -40,7 +40,7 @@ static const int EXTENDED_PARTITION_MARGIN = 4;
PartitionBarsView::PartitionBarsView( QWidget* parent )
: QAbstractItemView( parent )
, m_hoveredRow( -1 )
, m_hoveredIndex( QModelIndex() )
{
setSizePolicy( QSizePolicy::Expanding, QSizePolicy::Fixed );
setFrameStyle( QFrame::NoFrame );
@ -113,7 +113,8 @@ PartitionBarsView::drawSection( QPainter* painter, const QRect& rect_, int x, in
QColor borderColor;
if ( index.row() == m_hoveredRow )
if ( m_hoveredIndex.isValid() &&
index == m_hoveredIndex )
{
borderColor = palette().highlight().color();
painter->setBrush( color.lighter( 115 ) );
@ -362,15 +363,15 @@ void
PartitionBarsView::mouseMoveEvent( QMouseEvent* event )
{
QModelIndex candidateIndex = indexAt( event->pos() );
int oldHoveredRow = m_hoveredRow;
QPersistentModelIndex oldHoveredIndex = m_hoveredIndex;
if ( candidateIndex.isValid() )
{
m_hoveredRow = candidateIndex.row();
m_hoveredIndex = candidateIndex;
}
else
m_hoveredRow = -1;
m_hoveredIndex = QModelIndex();
if ( oldHoveredRow != m_hoveredRow )
if ( oldHoveredIndex != m_hoveredIndex )
{
viewport()->repaint();
}
@ -380,9 +381,9 @@ PartitionBarsView::mouseMoveEvent( QMouseEvent* event )
void
PartitionBarsView::leaveEvent( QEvent* event )
{
if ( m_hoveredRow > -1 )
if ( m_hoveredIndex.isValid() )
{
m_hoveredRow = -1;
m_hoveredIndex = QModelIndex();
viewport()->repaint();
}
}

2
src/modules/partition/gui/PartitionBarsView.h
View File

@ -72,7 +72,7 @@ private:
QModelIndex index;
};
inline QPair< QVector< Item >, qreal > computeItemsVector( const QModelIndex& parent ) const;
int m_hoveredRow;
QPersistentModelIndex m_hoveredIndex;
};
#endif /* PARTITIONPREVIEW_H */