Add DECSTR and RIS
Implement soft and hard resets (handling intermediate bytes a little better in the process).
This commit is contained in:
Jason Hood
parent
c28b3597dd
commit
a37657ac52
137
ANSI.c
137
ANSI.c
@ -176,7 +176,8 @@
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added insert mode;
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BS/CUB/HPB after wrap will move back to the previous line(s);
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added DECOM, DECSTBM, SD & SU;
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only flush before accessing the console, adding a mode to flush immediately.
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only flush before accessing the console, adding a mode to flush immediately;
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added DECSTR & RIS.
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*/
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#include "ansicon.h"
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@ -213,10 +214,11 @@ struct Cache
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#define MAX_ARG 16 // max number of args in an escape sequence
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int state; // automata state
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TCHAR prefix; // escape sequence prefix ( '[', ']' or '(' );
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TCHAR prefix2; // secondary prefix ( '?' or '>' );
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TCHAR suffix; // escape sequence suffix
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TCHAR suffix2; // escape sequence secondary suffix
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TCHAR prefix; // escape sequence prefix ( '[' or ']' );
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TCHAR prefix2; // secondary prefix ( one of '<=>?' );
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TCHAR suffix; // escape sequence final byte
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TCHAR suffix2; // escape sequence intermediate byte
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int ibytes; // count of intermediate bytes
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int es_argc; // escape sequence args count
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int es_argv[MAX_ARG]; // escape sequence args
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TCHAR Pt_arg[MAX_PATH*2]; // text parameter for Operating System Command
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@ -945,6 +947,56 @@ void init_tabs( int size )
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}
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// ========== Reset
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void InterpretEscSeq( void );
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void Reset( BOOL hard )
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{
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CONSOLE_CURSOR_INFO CursInfo;
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CONSOLE_SCREEN_BUFFER_INFOX csbix;
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GetConsoleCursorInfo( hConOut, &CursInfo );
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CursInfo.bVisible = TRUE;
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SetConsoleCursorInfo( hConOut, &CursInfo );
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im =
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om =
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tb_margins =
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pState->crm = FALSE;
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awm = TRUE;
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SetConsoleMode( hConOut, cache[0].mode | ENABLE_WRAP_AT_EOL_OUTPUT );
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shifted = G0_special = SaveG0 = FALSE;
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pState->SavePos.X = pState->SavePos.Y = 0;
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pState->SaveAttr = 0;
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es_argv[0] = es_argc = 0;
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prefix = '[';
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prefix2 = suffix2 = 0;
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suffix = 'm';
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InterpretEscSeq();
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if (hard)
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{
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pState->tabs =
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pState->noclear = FALSE;
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prefix2 = '?';
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es_argv[0] = 3; es_argc = 1;
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suffix2 = '+';
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suffix = 'l';
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InterpretEscSeq();
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screen_top = -1;
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csbix.cbSize = sizeof(csbix);
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if (GetConsoleScreenBufferInfoX &&
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GetConsoleScreenBufferInfoX( hConOut, &csbix ))
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{
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memcpy( csbix.ColorTable, pState->palette, sizeof(csbix.ColorTable) );
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++csbix.srWindow.Right;
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++csbix.srWindow.Bottom;
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SetConsoleScreenBufferInfoX( hConOut, &csbix );
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}
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}
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}
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// ========== Print functions
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//-----------------------------------------------------------------------------
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@ -981,7 +1033,7 @@ void InterpretEscSeq( void )
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if (prefix == '[')
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{
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if (prefix2 == '?')
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if (prefix2 == '?' && (suffix2 == 0 || suffix2 == '+'))
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{
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if (suffix == 'h' || suffix == 'l')
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{
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@ -1093,7 +1145,7 @@ void InterpretEscSeq( void )
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top = TOP;
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bottom = BOTTOM;
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}
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switch (suffix)
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if (suffix2 == 0 || suffix2 == '+') switch (suffix)
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{
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case 'm': // SGR
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if (es_argc == 0) es_argc++; // ESC[m == ESC[0m
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@ -1580,50 +1632,46 @@ void InterpretEscSeq( void )
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}
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return;
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case 'h': // SM - ESC[#h Set Mode
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for (i = 0; i < es_argc; i++)
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if (suffix2 == '+')
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case 'h': // SM - ESC[#...h Set Mode
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case 'l': // RM - ESC[#...l Reset Mode
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{
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switch (es_argv[i])
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BOOL state = (suffix == 'h');
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for (i = 0; i < es_argc; i++)
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if (suffix2 == '+') switch (es_argv[i])
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{
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case 1: // ACFM
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pState->fm = TRUE;
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pState->fm = state;
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break;
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}
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}
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else switch (es_argv[i])
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{
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case 3: // CRM
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pState->crm = TRUE;
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pState->crm = state;
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break;
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case 4: // IRM
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im = TRUE;
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im = state;
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break;
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}
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return;
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}
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case 'l': // RM - ESC[#l Reset Mode
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for (i = 0; i < es_argc; i++)
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if (suffix2 == '+')
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{
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switch (es_argv[i])
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{
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case 1: // ACFM
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pState->fm = FALSE;
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break;
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default:
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return;
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}
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}
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else switch (es_argv[i]) // CRM - ESC[3l is handled during parsing
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if (suffix2 == '!') switch (suffix)
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{
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case 4: // IRM
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im = FALSE;
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break;
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}
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case 'p': // DECSTR - ESC[!p Soft reset
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if (es_argc != 0) return;
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Reset( FALSE );
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return;
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case '~':
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if (suffix2 == ',') // DECPS - ESC[#;#;#...,~ Play Sound
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default:
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return;
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}
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if (suffix2 == ',') switch (suffix)
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{
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case '~': // DECPS - ESC[#;#;#...,~ Play Sound
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{
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// Frequencies of notes obtained from:
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// https://pages.mtu.edu/~suits/notefreqs.html
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@ -1654,8 +1702,8 @@ void InterpretEscSeq( void )
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Beep( (es_argv[i] < lenof(snd_freq)) ? snd_freq[es_argv[i]]
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: es_argv[i], dur );
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}
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}
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return;
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}
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default:
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return;
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@ -1984,6 +2032,7 @@ ParseAndPrintString( HANDLE hDev,
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if (c == ESC)
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{
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suffix2 = 0;
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ibytes = 0;
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get_state();
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state = (pState->crm) ? 7 : 2;
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}
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@ -2025,10 +2074,14 @@ ParseAndPrintString( HANDLE hDev,
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state = 1;
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}
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else if (c >= '\x20' && c <= '\x2f')
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suffix2 = c;
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else if (suffix2 != 0)
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{
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if (suffix2 == '(') // SCS - Designate G0 character set
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suffix2 = c;
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++ibytes;
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}
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else if (ibytes != 0)
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{
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if (ibytes == 1 &&
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suffix2 == '(') // SCS - Designate G0 character set
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{
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if (c == '0')
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shifted = G0_special = TRUE;
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@ -2091,6 +2144,10 @@ ParseAndPrintString( HANDLE hDev,
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}
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state = 1;
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}
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else if (c == 'c') // RIS Reset to Initial State
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{
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Reset( TRUE );
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}
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else if (c == '[' || // CSI Control Sequence Introducer
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c == ']') // OSC Operating System Command
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{
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@ -2134,15 +2191,16 @@ ParseAndPrintString( HANDLE hDev,
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{
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// ignore it
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}
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else if (c >= '\x3b' && c <= '\x3f')
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else if (c >= '\x3c' && c <= '\x3f')
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{
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prefix2 = c;
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}
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else if (c >= '\x20' && c <= '\x2f')
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{
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suffix2 = c;
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++ibytes;
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}
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else if (suffix2 != 0 && suffix2 != '+' && (suffix2 != ',' || c != '~'))
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else if (ibytes > 1)
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{
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state = 1;
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}
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@ -2175,8 +2233,9 @@ ParseAndPrintString( HANDLE hDev,
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else if (c >= '\x20' && c <= '\x2f')
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{
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suffix2 = c;
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++ibytes;
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}
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else if (suffix2 != 0 && suffix2 != '+' && (suffix2 != ',' || c != '~'))
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else if (ibytes > 1)
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{
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state = 1;
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}
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@ -91,7 +91,7 @@
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use -pu to unload from the parent.
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*/
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#define PDATE L"22 December, 2017"
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#define PDATE L"23 December, 2017"
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#include "ansicon.h"
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#include "version.h"
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@ -191,6 +191,7 @@ Sequences Recognised
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\e[?5W DECST8C Set Tab at Every 8 Columns
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\e[?5;#W DECST8C Set Tab at Every # Columns (ANSICON extension)
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\e[#;#r DECSTBM Set Top and Bottom Margins
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\e[!p DECSTR Soft Terminal Reset
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\e[?25h DECTCEM Text Cursor Enable Mode (show cursor)
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\e[?25l DECTCEM Text Cursor Enable Mode (hide cursor)
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\e[#M DL Delete Line
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@ -214,6 +215,7 @@ Sequences Recognised
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\eE NEL Next Line
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\e[#b REP Repeat
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\eM RI Reverse Index
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\ec RIS Reset to Initial State
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\e(0 SCS Select Character Set (DEC special graphics)
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\e(B SCS Select Character Set (ASCII)
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\e[#;#;#m SGR Select Graphic Rendition
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@ -322,7 +324,7 @@ Version History
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Legend: + added, - bug-fixed, * changed.
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1.80 - 22 December, 2017:
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1.80 - 23 December, 2017:
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- fix unloading;
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- fix -e et al when redirecting to CON;
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- hook CreateFile and CreateConsoleScreenBuffer to force read/write access
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@ -349,7 +351,8 @@ Version History
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+ added SCS, but only for special/ASCII (same as Win10);
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+ added tab handling (HT, HTS, TBC & DECST8C);
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+ added IRM;
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+ added DECOM, DECSTBM, SD & SU.
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+ added DECOM, DECSTBM, SD & SU;
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+ added DECSTR & RIS.
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1.72 - 24 December, 2015:
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- handle STD_OUTPUT_HANDLE & STD_ERROR_HANDLE in WriteFile;
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@ -578,4 +581,4 @@ Distribution
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==============================
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Jason Hood, 22 December, 2017.
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Jason Hood, 23 December, 2017.
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@ -182,6 +182,25 @@ H set tab stop
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[?95h don't clear screen when changing columns
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[?95l clear screen when changing columns
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[!p soft reset:
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show cursor
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perform control functions
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replace characters
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set origin to top line
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wrap lines at screen edge
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select ASCII
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remove margins
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default SGR
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set the saved cursor to the top-left
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c hard reset:
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as above
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restore console tab handling
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restore the entire palette
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restore original columns
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clear screen when changing columns
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clear the buffer
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home the cursor
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[c sends "\e[?62;1c" to console input (where \e is escape)
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[0c as above
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[5n sends "\e[0n" to console input
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