Example #1
0
void DbViewerPanel::OnDnDStart(wxTreeEvent& event)
{
    ShapeList lstDnD;
    lstDnD.DeleteContents(true);
    DbItem* item = (DbItem*)m_treeDatabases->GetItemData(event.GetItem());

    ErdPanel* pPanel = wxDynamicCast(m_mgr->GetActivePage(), ErdPanel);

    if(item != NULL) {
        if(pPanel) {
            Table* table = wxDynamicCast(item->GetData(), Table);
            if(table) {
                table = (Table*)table->Clone();
                wxSFShapeBase* pShape = new dndTableShape(table);
                lstDnD.Append(pShape);
                pPanel->GetCanvas()->DoDragDrop(lstDnD);
            }

            View* view = wxDynamicCast(item->GetData(), View);
            if(view) {
                view = (View*)view->Clone();
                wxSFShapeBase* pShape = new dndTableShape(view);
                lstDnD.Append(pShape);
                pPanel->GetCanvas()->DoDragDrop(lstDnD);
            }
        }
    }
}