if (!node->HasChildren())
return;
- if (!node->IsOpen())
- {
- if ( !SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()) )
- {
- // Vetoed by the event handler.
- return;
- }
+ if (!node->IsOpen())
+ {
+ if ( !SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDING, node->GetItem()) )
+ {
+ // Vetoed by the event handler.
+ return;
+ }
- node->ToggleOpen();
+ node->ToggleOpen();
- // build the children of current node
- if( node->GetChildNodes().empty() )
- {
- SortPrepare();
- ::BuildTreeHelper(GetModel(), node->GetItem(), node);
- }
+ // build the children of current node
+ if( node->GetChildNodes().empty() )
+ {
+ SortPrepare();
+ ::BuildTreeHelper(GetModel(), node->GetItem(), node);
+ }
- // By expanding the node all row indices that are currently in the selection list
- // and are greater than our node have become invalid. So we have to correct that now.
- const unsigned rowAdjustment = node->GetSubTreeCount();
- for(unsigned i=0; i<m_selection.size(); ++i)
- {
- const unsigned testRow = m_selection[i];
- // all rows above us are not affected, so skip them
- if(testRow <= row)
- continue;
+ // By expanding the node all row indices that are currently in the selection list
+ // and are greater than our node have become invalid. So we have to correct that now.
+ const unsigned rowAdjustment = node->GetSubTreeCount();
+ for(unsigned i=0; i<m_selection.size(); ++i)
+ {
+ const unsigned testRow = m_selection[i];
+ // all rows above us are not affected, so skip them
+ if(testRow <= row)
+ continue;
- m_selection[i] += rowAdjustment;
- }
+ m_selection[i] += rowAdjustment;
+ }
- if(m_currentRow > row)
- ChangeCurrentRow(m_currentRow + rowAdjustment);
+ if(m_currentRow > row)
+ ChangeCurrentRow(m_currentRow + rowAdjustment);
- m_count = -1;
- UpdateDisplay();
- // Send the expanded event
- SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
- }
+ m_count = -1;
+ UpdateDisplay();
+ // Send the expanded event
+ SendExpanderEvent(wxEVT_COMMAND_DATAVIEW_ITEM_EXPANDED,node->GetItem());
+ }
}
void wxDataViewMainWindow::Collapse(unsigned int row)
return;
}
- if(event.LeftDown())
+ if(event.ButtonDown())
{
- // Not skipping this event would prevent the system from setting focus
- // to this window.
+ // Not skipping button down events would prevent the system from
+ // setting focus to this window as most (all?) of them do by default,
+ // so skip it to enable default handling.
event.Skip();
}