public void RemoveDesignSurface(DesignSurfaceExt2 surfaceToErase)
{
try {
//- remove the TabPage which has the same name of
//- the RootComponent host by DesignSurface "surfaceToErase"
//- Note:
//- DesignSurfaceManager continues to reference the DesignSurface erased
//- that Designsurface continue to exist but it is no more reachable
//- this fact is usefull when generate new names for Designsurfaces just created
//- avoiding name clashing
string dsRootComponentName = surfaceToErase.GetIDesignerHost().RootComponent.Site.Name;
TabPage tpToRemove = null;
foreach (TabPage tp in this.tbCtrlpDesigner.TabPages)
{
if (tp.Name == dsRootComponentName)
{
tpToRemove = tp;
break;
} //end_if
} //end_foreach
if (null != tpToRemove)
{
this.tbCtrlpDesigner.TabPages.Remove(tpToRemove);
}
//- now remove the DesignSurface
this.DesignSurfaceManager.DeleteDesignSurfaceExt2(surfaceToErase);
//- finally the DesignSurfaceManager remove the DesignSurface
//- AND set as active DesignSurface the last one
//- therefore we set as active the last TabPage
this.tbCtrlpDesigner.SelectedIndex = this.tbCtrlpDesigner.TabPages.Count - 1;
}//end_try
catch (Exception exx) {
Debug.WriteLine(exx.Message);
if (null != exx.InnerException)
{
Debug.WriteLine(exx.InnerException.Message);
}
throw;
}//end_catch
}