summaryrefslogtreecommitdiff
path: root/util/AnsiTerm.h
diff options
context:
space:
mode:
authorJörg Frings-Fürst <debian@jff-webhosting.net>2014-07-06 18:04:32 +0200
committerJörg Frings-Fürst <debian@jff-webhosting.net>2014-07-06 18:04:32 +0200
commita7f89980e5b3f4b9a74c70dbc5ffe8aabd28be28 (patch)
tree41c4deec1fdfbafd7821b4ca7a9772ac0abd92f5 /util/AnsiTerm.h
Imported Upstream version 2.9.3upstream/2.9.3
Diffstat (limited to 'util/AnsiTerm.h')
-rw-r--r--util/AnsiTerm.h316
1 files changed, 316 insertions, 0 deletions
diff --git a/util/AnsiTerm.h b/util/AnsiTerm.h
new file mode 100644
index 0000000..13d10f2
--- /dev/null
+++ b/util/AnsiTerm.h
@@ -0,0 +1,316 @@
+/*
+ * AnsiTerm.h
+ * Windows ANSI Terminal Emulation
+ *
+ * Author: Robert Nelson robertnelson at users.sourceforge.net
+ * Copyright (c) 2009 Robert Nelson
+ *
+ * 10/07/09 Robert Nelson - Created
+ * See ChangeLog for further changes
+ */
+
+/*
+Copyright (c) 2009, Robert Nelson
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+ a.. Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ b.. Redistributions in binary form must reproduce the above copyright notice,
+ this list of conditions and the following disclaimer in the documentation
+ and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*/
+
+#pragma once
+
+class CAnsiTerm
+{
+public:
+ struct KeyCode
+ {
+ unsigned char bKeyDown:1;
+ unsigned char bEnhanced:1;
+ unsigned char bCapsLock:1;
+ unsigned char bScrollLock:1;
+ unsigned char bNumLock:1;
+ unsigned char bShift:1;
+ unsigned char bControl:1;
+ unsigned char bAlt:1;
+ unsigned char RepeatCount;
+ unsigned char VirtualKeyCode;
+ unsigned char AsciiChar;
+ };
+
+private:
+ enum ControlCharacters
+ {
+ CH_NUL = 0x00, // Ignored on input
+ CH_ENQ = 0x05, // Transmit answerback
+ CH_BEL = 0x07, // Ring Bell
+ CH_BS = 0x08, // Move left one character, no effect in column 0
+ CH_HT = 0x09, // Tab
+ CH_LF = 0x0A, // Line feed or new line depending on line mode
+ CH_VT = 0x0B, // Vertical tab, same as line feed
+ CH_FF = 0x0C, // Form feed, same as line feed
+ CH_CR = 0x0D, // Carriage return, return to column 0
+ CH_SO = 0x0E, // Shift Out, Invoke G1 charset
+ CH_SI = 0x0F, // Shift In, Invoke G0 charset
+ CH_XON = 0x11, // Resume transmission
+ CH_XOF = 0x13, // Suspend transmission
+ CH_CAN = 0x18, // Cancel, aborts the current control sequence
+ CH_SUB = 0x1A, // Same as Cancel
+ CH_ESC = 0x1B, // Escape, start of control sequence
+ CH_DEL = 0x7F // Delete, ignored
+ };
+
+ enum DECModes
+ {
+ DECCKM = 1, // Cursor Key Mode (set = application codes)
+ DECANM = 2, // Ansi Mode (set = ansi)
+ DECCOLM = 3, // 80/132 Column Mode (set = 132)
+ DECSCLM = 4, // Scroll Mode (set = smooth)
+ DECSCNM = 5, // Screen Mode (set = black on white)
+ DECOM = 6, // Origin Mode (set = origin relative to top margin)
+ DECAWM = 7, // Autowrap Mode (set = wrap)
+ DECARM = 8, // Autorepeat Mode (set = repeat)
+ DECINLM = 9, // Interlace Mode (set = interlace)
+ DECTCEM = 25 // Text Cursor Enable Mode
+
+ };
+
+ enum DisplayState
+ {
+ DS_None,
+ DS_Normal,
+ DS_UTF8,
+ DS_Escape,
+ DS_CSIParam,
+ DS_DECPrivate,
+ DS_SelectG0,
+ DS_SelectG1
+ };
+
+ enum SelectedCharset
+ {
+ CharsetG0,
+ CharsetG1
+ };
+
+ enum CharacterSet
+ {
+ AsciiCharset = 0,
+ SpecialGraphicsCharset = 1,
+ UKCharset = 2
+ };
+
+ enum EraseType
+ {
+ EraseCursorToEnd = 0,
+ EraseBeginningToCursor = 1,
+ EraseAll = 2
+ };
+
+ static const int kMaxParameterCount = 16;
+
+ static const int kOutputBufferSize = 256;
+
+ static const int kMinGraphicsChar = 0x5F;
+ static const int kMaxGraphicsChar = 0x7E;
+
+ static const int kColorTableSize = 16;
+
+ static const WORD kDefaultAttribute = FOREGROUND_RED | FOREGROUND_GREEN | FOREGROUND_BLUE;
+
+ struct CSICode
+ {
+ char chCode;
+ DisplayState dsNextState;
+ bool (CAnsiTerm::*pfnProcess)(void);
+ };
+
+ struct CSIFunction
+ {
+ char chCode;
+ bool (CAnsiTerm::*pfnProcess)(void);
+ };
+
+protected:
+ typedef struct _CONSOLE_SCREEN_BUFFER_INFOEX {
+ ULONG cbSize;
+ COORD dwSize;
+ COORD dwCursorPosition;
+ WORD wAttributes;
+ SMALL_RECT srWindow;
+ COORD dwMaximumWindowSize;
+ WORD wPopupAttributes;
+ BOOL bFullscreenSupported;
+ COLORREF ColorTable[16];
+ } CONSOLE_SCREEN_BUFFER_INFOEX, *PCONSOLE_SCREEN_BUFFER_INFOEX;
+
+ typedef BOOL (WINAPI *PFN_GetConsoleScreenBufferInfoEx)(
+ HANDLE hConsoleOutput,
+ PCONSOLE_SCREEN_BUFFER_INFOEX lpConsoleScreenBufferInfoEx);
+
+ typedef BOOL (WINAPI *PFN_SetConsoleScreenBufferInfoEx)(
+ HANDLE hConsoleOutput,
+ PCONSOLE_SCREEN_BUFFER_INFOEX lpConsoleScreenBufferInfoEx);
+
+ static PFN_GetConsoleScreenBufferInfoEx s_pfnGetConsoleScreenBufferInfoEx;
+ static PFN_SetConsoleScreenBufferInfoEx s_pfnSetConsoleScreenBufferInfoEx;
+
+private:
+ static CSICode s_CSITable[];
+ static CSIFunction s_DECFunction[];
+ static CSIFunction s_CSIFunction[];
+ static wchar_t s_GraphicChars[kMaxGraphicsChar - kMinGraphicsChar + 1];
+ static wchar_t s_OemToUnicode[256];
+ static COLORREF s_ColorTable[kColorTableSize];
+
+
+public:
+ CAnsiTerm(void);
+ virtual ~CAnsiTerm(void);
+
+ void WindowSizeChanged(bool bInitial);
+
+ int ProcessInput(KeyCode keyCode, unsigned char *pOutput, int iOutputLen);
+
+ bool ProcessOutput(const unsigned char *szData, int iLength);
+
+protected:
+ virtual bool ResetTerm(void);
+ virtual bool GetCursorPosition(void);
+ virtual bool SetCursorPosition(void);
+ virtual bool DisplayCursor(void);
+
+ virtual bool ScrollDisplay(int nLines, bool bWindowOnly);
+ virtual bool EraseLine(EraseType eType);
+ virtual bool EraseDisplay(EraseType eType);
+ virtual bool UpdateTextAttribute(void);
+
+ virtual DWORD OutputText(void);
+
+private:
+ bool ProcessBackspace(void);
+ bool ProcessTab(void);
+ bool ProcessLinefeed(bool bNewLine);
+ bool ProcessReverseLinefeed(void);
+ bool ProcessReturn(void);
+
+ void AddOutputData(wchar_t wchData)
+ {
+ m_OutputBuffer[m_dwOutputCount++] = wchData;
+
+ if (m_dwOutputCount >= kOutputBufferSize)
+ {
+ OutputText();
+ }
+ }
+
+ void DisplayCSI(char ch);
+
+ bool ProcessSCSG0(char ch);
+ bool ProcessSCSG1(char ch);
+
+ bool ProcessDECALN(void);
+ bool ProcessDECDHLB(void);
+ bool ProcessDECDHLT(void);
+ bool ProcessDECDWL(void);
+ bool ProcessDECID(void);
+ bool ProcessDECKPAM(void);
+ bool ProcessDECKPNM(void);
+ bool ProcessDECLL(void);
+ bool ProcessDECRC(void);
+ bool ProcessDECREQTPARM(void);
+ bool ProcessDECSC(void);
+ bool ProcessDECSTBM(void);
+ bool ProcessDECSWL(void);
+ bool ProcessDECTST(void);
+
+ bool ProcessCUB(void);
+ bool ProcessCUD(void);
+ bool ProcessCUF(void);
+ bool ProcessCUP(void);
+ bool ProcessCUU(void);
+ bool ProcessDA(void);
+ bool ProcessDSR(void);
+ bool ProcessED(void);
+ bool ProcessEL(void);
+ bool ProcessHTS(void);
+ bool ProcessHVP(void);
+ bool ProcessIND(void);
+ bool ProcessNEL(void);
+ bool ProcessRCP(void);
+ bool ProcessRI(void);
+ bool ProcessRIS(void);
+ bool ProcessRM(void);
+ bool ProcessSCP(void);
+ bool ProcessSGR(void);
+ bool ProcessSM(void);
+ bool ProcessTBC(void);
+
+private:
+ HANDLE m_hConsole;
+ DWORD m_dwOrigConsoleMode;
+ WORD m_wOrigConsoleAttribute;
+ DWORD m_dwOrigCursorSize;
+ COLORREF m_OrigColorTable[kColorTableSize];
+ bool m_bResetColorTable;
+ DisplayState m_State;
+
+ SelectedCharset m_SelectedCharset;
+ CharacterSet m_G0Charset;
+ CharacterSet m_G1Charset;
+
+ COORD m_BufferSize;
+ COORD m_WindowSize;
+ COORD m_WindowOrigin;
+ COORD m_Cursor;
+ COORD m_SavedCursor;
+ SHORT m_sTopMargin;
+ SHORT m_sBottomMargin;
+ WORD m_Attribute;
+ wchar_t m_OutputBuffer[kOutputBufferSize];
+ DWORD m_dwOutputCount;
+
+ unsigned char m_UTF8Buffer[3];
+ int m_UTF8Count;
+ int m_UTF8Size;
+
+ int m_Parameters[kMaxParameterCount];
+ int m_ParameterCount;
+ bool m_bParametersStart;
+ bool m_bPrivateParameters;
+
+ // Modes
+ bool m_bLineFeedNewLineMode; // LNM
+ bool m_bCursorKeyMode; // DECCKM
+// Always set - VT52 not supported
+ bool m_bAnsiMode; // DECANM
+// Not used - column width is based on width of console window
+ bool m_bColumnMode; // DECCOLM
+// Not used - always reset
+ bool m_bScrollingMode; // DECSCLM
+// Not implemented - always reset
+ bool m_bScreenMode; // DECSCNM
+ bool m_bOriginMode; // DECOM
+ bool m_bAutoWrapMode; // DECAWM
+// Not implemented - always set
+ bool m_bAutoRepeatingMode; // DECARM
+// Not implemented - always reset
+ bool m_bInterlaceMode; // DECINLM
+ bool m_bDisplayCursor; // DECTCEM
+};