//---------------------------------------------------------------------------------
bool
ResourceSortFilterProxyModel::filterAcceptsRow(int p_row, const QModelIndex& p_parent) const
{
QModelIndex currentIndex = sourceModel()->index(p_row, 0, p_parent);
ResourceDefinition* currentItem = static_cast<ResourceDefinition*>(currentIndex.internalPointer());
// Check the item
bool accept = filterAcceptsItem(currentItem);
// We may hide a category if it is empty
if (accept && currentItem->isCategory && !_showEmptyCategories)
{
// Iterate over the children to find out if any will be accepted
// And if so, accept the category
int numChildren = currentItem->children.size();
accept = false;
for (int i = 0; i < numChildren; ++i)
{
ResourceDefinition* item = currentItem->children[i];
if (filterAcceptsItem(item))
{
accept = true;
break;
}
}
}
// Return result
return accept;
}
bool QgsBrowserProxyModel::filterAcceptsRow( int sourceRow, const QModelIndex &sourceParent ) const
{
if ( ( mFilter.isEmpty() && !mFilterByLayerType ) || !mModel )
return true;
QModelIndex sourceIndex = mModel->index( sourceRow, 0, sourceParent );
return filterAcceptsItem( sourceIndex ) || filterAcceptsAncestor( sourceIndex ) || filterAcceptsDescendant( sourceIndex );
}
bool QgsBrowserProxyModel::filterAcceptsDescendant( const QModelIndex &sourceIndex ) const
{
if ( !mModel )
return true;
for ( int i = 0; i < mModel->rowCount( sourceIndex ); i++ )
{
QModelIndex sourceChildIndex = mModel->index( i, 0, sourceIndex );
if ( filterAcceptsItem( sourceChildIndex ) )
return true;
if ( filterAcceptsDescendant( sourceChildIndex ) )
return true;
}
return false;
}
bool QgsBrowserProxyModel::filterAcceptsAncestor( const QModelIndex &sourceIndex ) const
{
if ( !mModel )
return true;
if ( mFilterByLayerType )
return false;
QModelIndex sourceParentIndex = mModel->parent( sourceIndex );
if ( !sourceParentIndex.isValid() )
return false;
if ( filterAcceptsItem( sourceParentIndex ) )
return true;
return filterAcceptsAncestor( sourceParentIndex );
}
