private static ConsoleHandle HandleInvalidHandle(ConsoleHandle handle, [CallerLineNumber] int lineNumber = 0, [CallerMemberName] string callerName = "", [CallerFilePath] string filePath = "")
{
if (handle.IsInvalid)
{
int errorCode = Marshal.GetLastWin32Error();
string message = WinApi.GetErrorMessage(errorCode);
Debug.WriteLine($"System error {errorCode} ({message}) occurred on line {lineNumber} in file {filePath}");
}
return(handle);
}
private static SafeHandle getConsoleHandle(int nStdHandle)
{
IntPtr hConsole = NativeInterface.GetStdHandle(nStdHandle);
SafeHandle handle = new ConsoleHandle(hConsole, true);
if (handle.IsInvalid)
{
throw new Win32Exception();
}
return(handle);
}
/// <summary>
/// Consctructor class for the buffer. Pass in the width and height you want the buffer to be.
/// </summary>
/// <param name="Width"></param>
/// <param name="Height"></param>
public buffer(int Width, int Height, int wWidth, int wHeight) // Create and fill in a multideminsional list with blank spaces.
{
if (Width > wWidth || Height > wHeight)
{
throw new System.ArgumentException("The buffer width and height can not be greater than the window width and height.");
}
h = GetStdHandle(STD_OUTPUT_HANDLE);
width = Width;
height = Height;
windowWidth = wWidth;
windowHeight = wHeight;
buf = new CharInfo[width * height];
rect = new SmallRect();
rect.setDrawCord(0, 0);
rect.setWindowSize((short)windowWidth, (short)windowHeight);
Console.OutputEncoding = System.Text.Encoding.Unicode;
Clear();
}
public static extern bool SetConsoleMode(ConsoleHandle hConsoleHandle, int dwMode);
public static extern bool ReadConsoleInput(ConsoleHandle hConsoleInput, ref INPUT_RECORD lpBuffer, uint nLenght, ref uint lpNumberOfEventsRead);
public static extern bool GetConsoleMode(ConsoleHandle hConsoleHandle, ref Int32 lpMode);
public static extern Boolean SetConsoleMode(ConsoleHandle hConsoleHandle, Int32 dwMode);
public static extern Boolean ReadConsoleInput(ConsoleHandle hConsoleInput, ref INPUT_RECORD lpBuffer, UInt32 nLength, ref UInt32 lpNumberOfEventsRead);
static extern bool WriteConsoleOutput(
ConsoleHandle hConsoleOutput,
CharInfo[] lpBuffer,
Coord dwBufferSize,
Coord dwBufferCoord,
ref SmallRect lpWriteRegion);
public static extern Boolean GetNumberOfConsoleInputEvents(ConsoleHandle hConsoleInput, out UInt32 lpcNumberOfEvents);
public static extern bool GetNumberOfConsoleInputEvents(ConsoleHandle hConsoleInput, out uint lpcNumberOfEvents);
public static extern Boolean GetConsoleMode(ConsoleHandle hConsoleHandle, ref int lpMode);
public static void SetConsoleMode(ConsoleHandle bufferHandle, ConsoleMode mode)
{
if(bufferHandle == ConsoleHandle.OUTPUT)
Extern.SetConsoleMode(consoleOutput, (byte)mode);
if (bufferHandle == ConsoleHandle.INPUT)
Extern.SetConsoleMode(consoleInput, (byte)mode);
}
internal static extern Boolean GetConsoleMode(ConsoleHandle hConsoleHandle, ref Int32 lpMode);
private static SafeHandle getConsoleHandle(int nStdHandle)
{
IntPtr hConsole = NativeInterface.GetStdHandle(nStdHandle);
SafeHandle handle = new ConsoleHandle(hConsole, true);
if (handle.IsInvalid)
{
throw new Win32Exception();
}
return handle;
}