WIN10获取桌面窗口句柄

 1 HWND GetDesktopHandle()
 2 {
 3     HWND hwndTopWindow = nullptr;
 4     HWND hwndShellDefView = nullptr;
 5     HWND hwndDesktop = nullptr;
 6     while (hwndDesktop == nullptr)
 7     {
 8         hwndTopWindow = FindWindowExW(nullptr, hwndTopWindow, L"WorkerW", nullptr);
 9         if (hwndTopWindow == nullptr)
10             hwndTopWindow = FindWindowExW(nullptr, hwndTopWindow, L"Progman", L"Program Manager");
11         hwndShellDefView = FindWindowExW(hwndTopWindow, nullptr, L"SHELLDLL_DefView", nullptr);
12         if (hwndShellDefView == nullptr)
13             continue;
14         hwndDesktop = FindWindowExW(hwndShellDefView, nullptr, L"SysListView32", nullptr);
15     }
16     return hwndDesktop;
17 }