private DesignSurfaceExt2 CreateDesignSurface()
{
//- step.0
//- create a DesignSurface and put it inside a Form in DesignTime
DesignSurfaceExt2 surface = this._mgr.CreateDesignSurfaceExt2();
IDesignSurfaceExt2 isurf = (IDesignSurfaceExt2)surface;
//- step.1
//- enable the UndoEngines
isurf.GetUndoEngineExt().Enabled = true;
//- step.2
//- try to get a ptr to ISelectionService interface
//- if we obtain it then hook the SelectionChanged event
ISelectionService selectionService = (ISelectionService)(isurf.GetIDesignerHost().GetService(typeof(ISelectionService)));
if (null != selectionService)
{
selectionService.SelectionChanged += new System.EventHandler(OnSelectionChanged);
}
//- step.3
//- Select the service IToolboxService
//- and hook it to our ListBox
ToolboxServiceImp tbox = isurf.GetIToolboxService() as ToolboxServiceImp;
if (null != tbox)
{
tbox.Toolbox = listBox1;
}
//-
//- finally return the Designsurface
return(surface);
}
public void RedoOnDesignSurface()
{
IDesignSurfaceExt2 isurf = DesignSurfaceManager.ActiveDesignSurface;
if (null != isurf)
{
isurf.GetUndoEngineExt().Redo();
}
}
