void SaSourceSelect::setSql( const QModelIndex &index )
{
if ( !index.parent().isValid() )
{
SaDebugMsg( "schema item found" );
return;
}
QgsVectorLayer *vlayer = new QgsVectorLayer( layerURI( mProxyModel.mapToSource( index ) ), "querybuilder", "sqlanywhere" );
if ( !vlayer->isValid() )
{
delete vlayer;
return;
}
// create a query builder object
SaQueryBuilder *qb = new SaQueryBuilder( vlayer, this );
if ( qb->exec() )
{
mTableModel.setSql( mProxyModel.mapToSource( index ), qb->sql() );
}
delete qb;
delete vlayer;
}
// Slot for performing action when the Add button is clicked
void SaSourceSelect::addTables()
{
mSelectedTables.clear();
QItemSelection selection = mTablesTreeView->selectionModel()->selection();
QModelIndexList selectedIndices = selection.indexes();
QModelIndexList::const_iterator selected_it = selectedIndices.constBegin();
for ( ; selected_it != selectedIndices.constEnd(); ++selected_it )
{
if ( !selected_it->parent().isValid() || selected_it->column() > 0 )
{
//top level items only contain the schema names
continue;
}
mSelectedTables << layerURI( mProxyModel.mapToSource( *selected_it ) );
}
if ( mSelectedTables.empty() )
{
QMessageBox::information( this, tr( "Select Table" ), tr( "You must select a table in order to add a layer." ) );
}
else
{
accept();
}
}
void QgsSpatiaLiteSourceSelect::addTables()
{
m_selectedTables.clear();
typedef QMap < int, bool >schemaInfo;
QMap < QString, schemaInfo > dbInfo;
QItemSelection selection = mTablesTreeView->selectionModel()->selection();
QModelIndexList selectedIndices = selection.indexes();
QStandardItem *currentItem = 0;
QModelIndexList::const_iterator selected_it = selectedIndices.constBegin();
for ( ; selected_it != selectedIndices.constEnd(); ++selected_it )
{
if ( !selected_it->parent().isValid() )
{
//top level items only contain the schema names
continue;
}
currentItem = mTableModel.itemFromIndex( mProxyModel.mapToSource( *selected_it ) );
if ( !currentItem )
{
continue;
}
QString currentSchemaName = currentItem->parent()->text();
int currentRow = currentItem->row();
if ( !dbInfo[currentSchemaName].contains( currentRow ) )
{
dbInfo[currentSchemaName][currentRow] = true;
m_selectedTables << layerURI( mProxyModel.mapToSource( *selected_it ) );
}
}
if ( m_selectedTables.empty() )
{
QMessageBox::information( this, tr( "Select Table" ), tr( "You must select a table in order to add a Layer." ) );
}
else
{
accept();
}
}
void QgsSpatiaLiteSourceSelect::setSql( const QModelIndex &index )
{
QModelIndex idx = mProxyModel.mapToSource( index );
QString tableName = mTableModel.itemFromIndex( idx.sibling( idx.row(), 0 ) )->text();
QgsVectorLayer *vlayer = new QgsVectorLayer( layerURI( idx ), tableName, "spatialite" );
if ( !vlayer->isValid() )
{
delete vlayer;
return;
}
// create a query builder object
QgsQueryBuilder *gb = new QgsQueryBuilder( vlayer, this );
if ( gb->exec() )
{
mTableModel.setSql( mProxyModel.mapToSource( index ), gb->sql() );
}
delete gb;
delete vlayer;
}
