public ConsoleStream(ConsoleDirection dir)
{
Direction = dir;
_handle = Win32ConsoleInterop.GetStdHandle(dir == ConsoleDirection.In ? Win32ConsoleInterop.STD_INPUT_HANDLE : Win32ConsoleInterop.STD_OUTPUT_HANDLE);
if (!Win32ConsoleInterop.GetConsoleMode(_handle, out _oldMode))
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
_currentMode = _oldMode;
// Now that it is known that this is a console, reopen the console handle for
// asynchronous access so that IO to it can be canceled.
var newHandle = Win32ConsoleInterop.CreateFile(
dir == ConsoleDirection.In ? "CONIN$" : "CONOUT$",
dir == ConsoleDirection.In ? Win32ConsoleInterop.GENERIC_READ : Win32ConsoleInterop.GENERIC_WRITE,
FileShare.ReadWrite,
new IntPtr(),
FileMode.Open,
Win32ConsoleInterop.FILE_FLAG_OVERLAPPED,
new IntPtr());
if (newHandle.IsInvalid)
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
Stream = new FileStream(newHandle, dir == ConsoleDirection.In ? FileAccess.Read : FileAccess.Write, 1, true);
}
public void Dispose()
{
Stream.Dispose();
if (_currentMode != _oldMode)
{
if (Win32ConsoleInterop.SetConsoleMode(_handle, _oldMode))
{
_currentMode = _oldMode;
}
}
}
public void EnableRawInputMode()
{
if (Direction != ConsoleDirection.In)
{
throw new InvalidOperationException("cannot set raw mode on output handle");
}
// Put the console in character mode with no input processing.
var newMode = _currentMode & ~(Win32ConsoleInterop.ENABLE_PROCESSED_INPUT |
Win32ConsoleInterop.ENABLE_LINE_INPUT |
Win32ConsoleInterop.ENABLE_ECHO_INPUT |
Win32ConsoleInterop.ENABLE_MOUSE_INPUT);
if (!Win32ConsoleInterop.SetConsoleMode(_handle, newMode))
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
_currentMode = newMode;
}
public void EnableVTMode()
{
int newMode;
if (Direction == ConsoleDirection.Out)
{
// Put the console in character mode with no input processing.
newMode = _currentMode | Win32ConsoleInterop.ENABLE_PROCESSED_OUTPUT | Win32ConsoleInterop.ENABLE_VIRTUAL_TERMINAL_PROCESSING | Win32ConsoleInterop.DISABLE_NEWLINE_AUTO_RETURN;
}
else
{
newMode = _currentMode | Win32ConsoleInterop.ENABLE_VIRTUAL_TERMINAL_INPUT;
}
if (!Win32ConsoleInterop.SetConsoleMode(_handle, newMode))
{
Marshal.ThrowExceptionForHR(Marshal.GetHRForLastWin32Error());
}
_currentMode = newMode;
}