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fix crash in CRS selection

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This commit is contained in:
Juergen E. Fischer 2012-02-27 18:13:07 +01:00
parent 57f413c768
commit b86bb6f787
1 changed files with 16 additions and 3 deletions
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19
src/gui/qgsprojectionselector.cpp
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@ -710,11 +710,18 @@ void QgsProjectionSelector::loadCrsList( QSet<QString> *crsFilter )
void QgsProjectionSelector::on_lstCoordinateSystems_currentItemChanged( QTreeWidgetItem *current, QTreeWidgetItem * )
{
QgsDebugMsg( "Entered." );
if ( !current )
{
QgsDebugMsg( "no current item" );
return;
}
lstCoordinateSystems->scrollToItem( current );
// If the item has children, it's not an end node in the tree, and
// hence is just a grouping thingy, not an actual CRS.
if ( current && current->childCount() == 0 )
if ( current->childCount() == 0 )
{
// Found a real CRS
emit sridSelected( QString::number( selectedCrsId() ) );
@ -736,8 +743,7 @@ void QgsProjectionSelector::on_lstCoordinateSystems_currentItemChanged( QTreeWid
else
{
// Not an CRS - remove the highlight so the user doesn't get too confused
if ( current )
current->setSelected( false );
current->setSelected( false );
teProjection->setText( "" );
lstRecent->clearSelection();
}
@ -746,6 +752,13 @@ void QgsProjectionSelector::on_lstCoordinateSystems_currentItemChanged( QTreeWid
void QgsProjectionSelector::on_lstRecent_currentItemChanged( QTreeWidgetItem *current, QTreeWidgetItem * )
{
QgsDebugMsg( "Entered." );
if ( !current )
{
QgsDebugMsg( "no current item" );
return;
}
lstRecent->scrollToItem( current );
QList<QTreeWidgetItem*> nodes = lstCoordinateSystems->findItems( current->text( QGIS_CRS_ID_COLUMN ), Qt::MatchExactly | Qt::MatchRecursive, QGIS_CRS_ID_COLUMN );