func OnWndButtonUp(nFlags uint32, pPt *xcgui.POINT, pbHandled *bool) int {
pt := *pPt
hMenu := xcgui.XMenuCreate()
xcgui.XMenuAddItem(hMenu, 201, xcgui.StringToUTF16Ptr("窗格1"), xcgui.NULL, xcgui.NULL)
xcgui.XMenuAddItem(hMenu, 202, xcgui.StringToUTF16Ptr("窗格2"), xcgui.NULL, xcgui.NULL)
xcgui.XMenuAddItem(hMenu, 203, xcgui.StringToUTF16Ptr("窗格3"), xcgui.NULL, xcgui.NULL)
xcgui.ClientToScreen(xcgui.XWndGetHWND(mw), &pt)
xcgui.XMenuPopup(hMenu, xcgui.XWndGetHWND(mw), pt.X, pt.Y, xcgui.NULL, xcgui.NULL)
return 0
}
func (wb *WindowBase) Handle() xc.HWND {
wb.hWnd = xc.XWndGetHWND(wb.hWindow)
return wb.hWnd
}