GetBufferInfo() [2/2]

static global.Interop.Kernel32.CONSOLE_SCREEN_BUFFER_INFO System.ConsolePal.GetBufferInfo ( bool throwOnNoConsole, out bool succeeded )

inlinestaticprivate

Definition at line 982 of file ConsolePal.cs.

    {
        succeeded = false;
        IntPtr outputHandle = OutputHandle;
        if (outputHandle == InvalidHandleValue)
        {
            if (throwOnNoConsole)
            {
                throw new IOException(System.SR.IO_NoConsole);
            }
            return default(global::Interop.Kernel32.CONSOLE_SCREEN_BUFFER_INFO);
        }
        if (!global::Interop.Kernel32.GetConsoleScreenBufferInfo(outputHandle, out var lpConsoleScreenBufferInfo) && !global::Interop.Kernel32.GetConsoleScreenBufferInfo(ErrorHandle, out lpConsoleScreenBufferInfo) && !global::Interop.Kernel32.GetConsoleScreenBufferInfo(InputHandle, out lpConsoleScreenBufferInfo))
        {
            int lastPInvokeError = Marshal.GetLastPInvokeError();
            if (lastPInvokeError == 6 && !throwOnNoConsole)
            {
                return default(global::Interop.Kernel32.CONSOLE_SCREEN_BUFFER_INFO);
            }
            throw System.IO.Win32Marshal.GetExceptionForWin32Error(lastPInvokeError);
        }
        if (!_haveReadDefaultColors)
        {
            _defaultColors = (byte)((uint)lpConsoleScreenBufferInfo.wAttributes & 0xFFu);
            _haveReadDefaultColors = true;
        }
        succeeded = true;
        return lpConsoleScreenBufferInfo;
    }

References System.ConsolePal._defaultColors, System.ConsolePal._haveReadDefaultColors, System.ConsolePal.ErrorHandle, System.IO.Win32Marshal.GetExceptionForWin32Error(), System.Runtime.InteropServices.Marshal.GetLastPInvokeError(), System.ConsolePal.InputHandle, System.ConsolePal.InvalidHandleValue, System.SR.IO_NoConsole, and System.ConsolePal.OutputHandle.