从窗口句柄获取窗口z索引

我找不到任何能直接给出窗口z顺序的东西。但是,您可以尝试以下操作(警告,未测试!)

int zindex = 0;
HWND window = GetTopWindow(GetParent(targetwindow));
while (window != targetwindow) {
    zindex++;
    window = GetNextWindow(window, GW_HWNDNEXT);
    if (!window) {
        zindex = -1;
        break;
    }
}