/// <summary> /// 获取与此控件关联的文本。 /// </summary> /// <param name="hWnd">控件句柄。</param> /// <returns>与该控件关联的文本。</returns> public static string GetText(IntPtr hWnd) { if (!GetIsHandleCreated(hWnd)) { return(string.Empty); } int windowTextLength = UnsafeNativeMethods.GetWindowTextLength(hWnd); if (UnsafeNativeMethods.GetSystemMetrics(NativeMethods.SM_DBCSENABLED) != 0) { windowTextLength = (windowTextLength * 2) + 1; } StringBuilder lpString = new StringBuilder(windowTextLength + 1); UnsafeNativeMethods.GetWindowText(hWnd, lpString, lpString.Capacity); return(lpString.ToString()); }