public void UnplaceWidgetFromView(IRegion target) { if (target == null) { return; } Guid wdgGID = target.Guid; if (_activeView != null) { IsDirty = true; if (target is IWidget) { _activeView.UnplaceWidget(wdgGID); } else if (target is IMaster) { _activeView.UnplaceMaster(wdgGID); } } }