From 8c4603c73675958efc960fbd4bb599a2909d106a Mon Sep 17 00:00:00 2001
From: Konstantin <const@const.me>
Date: Mon, 16 Jan 2023 14:52:43 +0100
Subject: Source codes

---
 Examples/TranscribeCS/AnsiCodes.cs | 68 ++++++++++++++++++++++++++++++++++++++
 1 file changed, 68 insertions(+)
 create mode 100644 Examples/TranscribeCS/AnsiCodes.cs

(limited to 'Examples/TranscribeCS/AnsiCodes.cs')

diff --git a/Examples/TranscribeCS/AnsiCodes.cs b/Examples/TranscribeCS/AnsiCodes.cs
new file mode 100644
index 0000000..be04ce3
--- /dev/null
+++ b/Examples/TranscribeCS/AnsiCodes.cs
@@ -0,0 +1,68 @@
+using System.Runtime.InteropServices;
+
+/// <summary>Utility class to setup console coloring with ANSI codes.</summary>
+/// <remarks>The feature requires Windows 10 or newer</remarks>
+static class AnsiCodes
+{
+	const string dll = "kernel32.dll";
+
+	[DllImport( dll, SetLastError = true )]
+	static extern IntPtr GetStdHandle( int nStdHandle );
+
+	const int STD_OUTPUT_HANDLE = -11;
+
+	[Flags]
+	enum ConsoleModes: uint
+	{
+		// Input flags
+		ENABLE_PROCESSED_INPUT = 0x0001,
+		ENABLE_LINE_INPUT = 0x0002,
+		ENABLE_ECHO_INPUT = 0x0004,
+		ENABLE_WINDOW_INPUT = 0x0008,
+		ENABLE_MOUSE_INPUT = 0x0010,
+		ENABLE_INSERT_MODE = 0x0020,
+		ENABLE_QUICK_EDIT_MODE = 0x0040,
+		ENABLE_EXTENDED_FLAGS = 0x0080,
+		ENABLE_AUTO_POSITION = 0x0100,
+		ENABLE_VIRTUAL_TERMINAL_INPUT = 0x0200,
+
+		// Output flags
+		ENABLE_PROCESSED_OUTPUT = 0x0001,
+		ENABLE_WRAP_AT_EOL_OUTPUT = 0x0002,
+		ENABLE_VIRTUAL_TERMINAL_PROCESSING = 0x0004,
+		DISABLE_NEWLINE_AUTO_RETURN = 0x0008,
+		ENABLE_LVB_GRID_WORLDWIDE = 0x0010
+	}
+
+	[DllImport( dll, SetLastError = true )]
+	static extern bool GetConsoleMode( IntPtr hConsoleHandle, out ConsoleModes mode );
+
+	[DllImport( dll, SetLastError = true )]
+	static extern bool SetConsoleMode( IntPtr hConsoleHandle, ConsoleModes mode );
+
+	static AnsiCodes()
+	{
+		IntPtr h = GetStdHandle( STD_OUTPUT_HANDLE );
+		IntPtr INVALID_HANDLE_VALUE = (IntPtr)( -1 );
+		if( h == INVALID_HANDLE_VALUE )
+			return;
+
+		if( !GetConsoleMode( h, out ConsoleModes mode ) )
+			return;
+
+		if( mode.HasFlag( ConsoleModes.ENABLE_VIRTUAL_TERMINAL_PROCESSING ) )
+		{
+			enabled = true;
+			return;
+		}
+
+		mode |= ConsoleModes.ENABLE_VIRTUAL_TERMINAL_PROCESSING;
+		if( SetConsoleMode( h, mode ) )
+		{
+			enabled = true;
+			return;
+		}
+	}
+
+	public static readonly bool enabled = false;
+}
\ No newline at end of file
-- 
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