C++ 窗口加载图标

        ////加载图标
	HICON hIcon = LoadIcon(NULL,(LPCTSTR)IDI_HOUSE);
	// mWindow->
	HWND hwnd=::FindWindow("ExampleApplication","寓教于乐校园3D虚拟学习平台") ;//第一个为创建窗口的类名称；第二个为创建窗口的标题

	SendMessage( hwnd, WM_SETICON, ICON_SMALL, (LPARAM)hIcon);