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Fix SIGSEGV on cloning pattern https://github.com/LMMS/lmms/issues/4789 #4918

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Merged
PhysSong merged 1 commit into from Apr 15, 2019
Merged

Fix SIGSEGV on cloning pattern https://github.com/LMMS/lmms/issues/4789 #4918

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22 changes: 5 additions & 17 deletions src/core/Track.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -570,9 +570,9 @@ void TrackContentObjectView::dropEvent( QDropEvent * de )
*/
void TrackContentObjectView::leaveEvent( QEvent * e )
{
while( QApplication::overrideCursor() != NULL )
if( cursor().shape() != Qt::BitmapCursor )
{
QApplication::restoreOverrideCursor();
setCursor( QCursor( embed::getIconPixmap( "hand" ), 3, 3 ) );
}
if( e != NULL )
{
Expand Down Expand Up @@ -707,8 +707,7 @@ void TrackContentObjectView::mousePressEvent( QMouseEvent * me )
if( me->x() < width() - RESIZE_GRIP_WIDTH )
{
m_action = Move;
QCursor c( Qt::SizeAllCursor );
QApplication::setOverrideCursor( c );
setCursor( Qt::SizeAllCursor );
delete m_hint;
m_hint = TextFloat::displayMessage( tr( "Hint" ),
tr( "Press <%1> and drag to make "
Expand All @@ -729,8 +728,7 @@ void TrackContentObjectView::mousePressEvent( QMouseEvent * me )
else if( !m_tco->getAutoResize() )
{
m_action = Resize;
QCursor c( Qt::SizeHorCursor );
QApplication::setOverrideCursor( c );
setCursor( Qt::SizeHorCursor );
delete m_hint;
m_hint = TextFloat::displayMessage( tr( "Hint" ),
tr( "Press <%1> for free "
Expand Down Expand Up @@ -932,17 +930,7 @@ void TrackContentObjectView::mouseMoveEvent( QMouseEvent * me )
{
if( me->x() > width() - RESIZE_GRIP_WIDTH && !me->buttons() && !m_tco->getAutoResize() )
{
if( QApplication::overrideCursor() != NULL &&
QApplication::overrideCursor()->shape() !=
Qt::SizeHorCursor )
{
while( QApplication::overrideCursor() != NULL )
{
QApplication::restoreOverrideCursor();
}
}
QCursor c( Qt::SizeHorCursor );
QApplication::setOverrideCursor( c );
setCursor( Qt::SizeHorCursor );
}
else
{
Expand Down