// arrow routing - just create a composite of arrow modifications
internal void onStartRoute()
{
if (!undoEnabled)
{
return;
}
currRouteCmd = new CompositeCmd(document, "Route");
}
// tree collapse or expand
internal void onStartExpand()
{
if (!undoEnabled)
{
return;
}
currExpandCmd = new CompositeCmd(document, "Expand");
}
// save positions of all items on layout
internal void onStartLayout(string title)
{
if (!undoEnabled)
{
return;
}
currLayoutCmd = new CompositeCmd(document, title);
foreach (ChartObject item in document.Objects)
{
currLayoutCmd.AddSubCmd(new ModifyItemCmd(item));
}
}
public CompositeCmd StartComposite(string title, bool saveZOrder)
{
if (!undoEnabled)
{
return(null);
}
if (currCompositeCmd != null)
{
return(currCompositeCmd);
}
currCompositeCmd = new CompositeCmd(document, title, saveZOrder);
currCompositeCmd.setContext(defaultCmdContext);
return(currCompositeCmd);
}
public void CutToClipboard()
{
CopyToClipboard();
// that returns the active composite if somebody has already created one
CompositeCmd composite = frmFlowChart.FlowChart.UndoManager.StartComposite("_Kenwalt.SysCAD_");
// delete selected items
frmFlowChart.State.Remove(frmFlowChart.FlowChart);
if (composite != null && composite.Title == "_Kenwalt.SysCAD_")
{
// this is our own composite cmd
composite.Title = "Cut";
composite.Execute();
}
}
public bool PasteSelection(Diagram doc, SelectionCopy data, CompositeCmd cmd, Vector offset);
