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鍦╒C涓嬶紝screentoclient鍑芥暟鐢ㄤ簬灏嗗睆骞曞潗鏍囪浆鎹负瀹㈡埛鍖哄潗鏍囥€傚畠鐨勪娇鐢ㄦ柟娉曞涓嬶細
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CPoint ptScreen(x, y); // x鍜寉鏄渶瑕佽浆鎹㈢殑灞忓箷鍧愭爣
ScreenToClient(hWnd, &ptScreen);
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