* @param {string} text The text to write to the terminal.
*/
Terminal.prototype.write = function(data) {
- var l = data.length, i = 0, j, cs, ch, code, low, ch_width, row;
-
- this.refreshStart = this.y;
- this.refreshEnd = this.y;
+ this.writeBuffer.push(data);
+
+ // Send XOFF to pause the pty process if the write buffer becomes too large so
+ // xterm.js can catch up before more data is sent. This is necessary in order
+ // to keep signals such as ^C responsive.
+ if (!this.xoffSentToCatchUp && this.writeBuffer.length >= WRITE_BUFFER_PAUSE_THRESHOLD) {
+ // XOFF - stop pty pipe
+ // XON will be triggered by emulator before processing data chunk
- this.send('\x13');
++ this.send(C0.DC3);
+ this.xoffSentToCatchUp = true;
+ }
- // apply leftover surrogate high from last write
- if (this.surrogate_high) {
- data = this.surrogate_high + data;
- this.surrogate_high = '';
+ if (!this.writeInProgress && this.writeBuffer.length > 0) {
+ // Kick off a write which will write all data in sequence recursively
+ this.writeInProgress = true;
+ // Kick off an async innerWrite so more writes can come in while processing data
+ var self = this;
+ setTimeout(function () {
+ self.innerWrite();
+ });
}
+}
- for (; i < l; i++) {
- ch = data[i];
-
- // FIXME: higher chars than 0xa0 are not allowed in escape sequences
- // --> maybe move to default
- code = data.charCodeAt(i);
- if (0xD800 <= code && code <= 0xDBFF) {
- // we got a surrogate high
- // get surrogate low (next 2 bytes)
- low = data.charCodeAt(i+1);
- if (isNaN(low)) {
- // end of data stream, save surrogate high
- this.surrogate_high = ch;
- continue;
- }
- code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000;
- ch += data.charAt(i+1);
+Terminal.prototype.innerWrite = function() {
+ var writeBatch = this.writeBuffer.splice(0, WRITE_BATCH_SIZE);
+ while (writeBatch.length > 0) {
+ var data = writeBatch.shift();
+ var l = data.length, i = 0, j, cs, ch, code, low, ch_width, row;
+
+ // If XOFF was sent in order to catch up with the pty process, resume it if
+ // the writeBuffer is empty to allow more data to come in.
+ if (this.xoffSentToCatchUp && writeBatch.length === 0 && this.writeBuffer.length === 0) {
- this.send('\x11');
++ this.send(C0.DC1);
+ this.xoffSentToCatchUp = false;
}
- // surrogate low - already handled above
- if (0xDC00 <= code && code <= 0xDFFF)
- continue;
- switch (this.state) {
- case normal:
- switch (ch) {
- case C0.BEL:
- this.bell();
- break;
- case C0.LF:
- case C0.VT:
- case C0.FF:
- if (this.convertEol) {
- this.x = 0;
- }
- this.y++;
- if (this.y > this.scrollBottom) {
- this.y--;
- this.scroll();
- }
- break;
+ this.refreshStart = this.y;
+ this.refreshEnd = this.y;
- // '\r'
- case C0.CR:
- this.x = 0;
- break;
+ // apply leftover surrogate high from last write
+ if (this.surrogate_high) {
+ data = this.surrogate_high + data;
+ this.surrogate_high = '';
+ }
- // '\b'
- case C0.BS:
- if (this.x > 0) {
- this.x--;
- }
- break;
+ for (; i < l; i++) {
+ ch = data[i];
+
+ // FIXME: higher chars than 0xa0 are not allowed in escape sequences
+ // --> maybe move to default
+ code = data.charCodeAt(i);
+ if (0xD800 <= code && code <= 0xDBFF) {
+ // we got a surrogate high
+ // get surrogate low (next 2 bytes)
+ low = data.charCodeAt(i+1);
+ if (isNaN(low)) {
+ // end of data stream, save surrogate high
+ this.surrogate_high = ch;
+ continue;
+ }
+ code = ((code - 0xD800) * 0x400) + (low - 0xDC00) + 0x10000;
+ ch += data.charAt(i+1);
+ }
+
- // '\t'
- case C0.HT:
- this.x = this.nextStop();
- break;
+ // surrogate low - already handled above
+ if (0xDC00 <= code && code <= 0xDFFF)
+ continue;
+ switch (this.state) {
+ case normal:
+ switch (ch) {
- case '\x07':
++ case C0.BEL:
+ this.bell();
+ break;
- // shift out
- case C0.SO:
- this.setgLevel(1);
- break;
+ // '\n', '\v', '\f'
- case '\n':
- case '\x0b':
- case '\x0c':
++ case C0.LF:
++ case C0.VT:
++ case C0.FF:
+ if (this.convertEol) {
+ this.x = 0;
+ }
+ this.y++;
+ if (this.y > this.scrollBottom) {
+ this.y--;
+ this.scroll();
+ }
+ break;
- // shift in
- case C0.SI:
- this.setgLevel(0);
- break;
+ // '\r'
+ case '\r':
+ this.x = 0;
+ break;
- // '\e'
- case C0.ESC:
- this.state = escaped;
- break;
+ // '\b'
- case '\x08':
++ case C0.BS:
+ if (this.x > 0) {
+ this.x--;
+ }
+ break;
- default:
- // ' '
- // calculate print space
- // expensive call, therefore we save width in line buffer
- ch_width = wcwidth(code);
+ // '\t'
- case '\t':
++ case C0.HT:
+ this.x = this.nextStop();
+ break;
- if (ch >= ' ') {
- if (this.charset && this.charset[ch]) {
- ch = this.charset[ch];
- }
+ // shift out
- case '\x0e':
++ case C0.SO:
+ this.setgLevel(1);
+ break;
+
+ // shift in
- case '\x0f':
++ case C0.SI:
+ this.setgLevel(0);
+ break;
- row = this.y + this.ybase;
+ // '\e'
- case '\x1b':
++ case C0.ESC:
+ this.state = escaped;
+ break;
- // insert combining char in last cell
- // FIXME: needs handling after cursor jumps
- if (!ch_width && this.x) {
- // dont overflow left
- if (this.lines.get(row)[this.x-1]) {
- if (!this.lines.get(row)[this.x-1][2]) {
+ default:
+ // ' '
+ // calculate print space
+ // expensive call, therefore we save width in line buffer
+ ch_width = wcwidth(code);
+
+ if (ch >= ' ') {
+ if (this.charset && this.charset[ch]) {
+ ch = this.charset[ch];
+ }
- // found empty cell after fullwidth, need to go 2 cells back
- if (this.lines.get(row)[this.x-2])
- this.lines.get(row)[this.x-2][1] += ch;
+ row = this.y + this.ybase;
- } else {
- this.lines.get(row)[this.x-1][1] += ch;
+ // insert combining char in last cell
+ // FIXME: needs handling after cursor jumps
+ if (!ch_width && this.x) {
+ // dont overflow left
+ if (this.lines.get(row)[this.x-1]) {
+ if (!this.lines.get(row)[this.x-1][2]) {
+
+ // found empty cell after fullwidth, need to go 2 cells back
+ if (this.lines.get(row)[this.x-2])
+ this.lines.get(row)[this.x-2][1] += ch;
+
+ } else {
+ this.lines.get(row)[this.x-1][1] += ch;
+ }
+ this.updateRange(this.y);
}
- this.updateRange(this.y);
+ break;
}
- break;
- }
- // goto next line if ch would overflow
- // TODO: needs a global min terminal width of 2
- if (this.x+ch_width-1 >= this.cols) {
- // autowrap - DECAWM
- if (this.wraparoundMode) {
- this.x = 0;
- this.y++;
- if (this.y > this.scrollBottom) {
- this.y--;
- this.scroll();
+ // goto next line if ch would overflow
+ // TODO: needs a global min terminal width of 2
+ if (this.x+ch_width-1 >= this.cols) {
+ // autowrap - DECAWM
+ if (this.wraparoundMode) {
+ this.x = 0;
+ this.y++;
+ if (this.y > this.scrollBottom) {
+ this.y--;
+ this.scroll();
+ }
+ } else {
+ this.x = this.cols-1;
+ if(ch_width===2) // FIXME: check for xterm behavior
+ continue;
}
- } else {
- this.x = this.cols-1;
- if(ch_width===2) // FIXME: check for xterm behavior
- continue;
}
- }
- row = this.y + this.ybase;
-
- // insert mode: move characters to right
- if (this.insertMode) {
- // do this twice for a fullwidth char
- for (var moves=0; moves<ch_width; ++moves) {
- // remove last cell, if it's width is 0
- // we have to adjust the second last cell as well
- var removed = this.lines.get(this.y + this.ybase).pop();
- if (removed[2]===0
- && this.lines.get(row)[this.cols-2]
- && this.lines.get(row)[this.cols-2][2]===2)
- this.lines.get(row)[this.cols-2] = [this.curAttr, ' ', 1];
-
- // insert empty cell at cursor
- this.lines.get(row).splice(this.x, 0, [this.curAttr, ' ', 1]);
+ row = this.y + this.ybase;
+
+ // insert mode: move characters to right
+ if (this.insertMode) {
+ // do this twice for a fullwidth char
+ for (var moves=0; moves<ch_width; ++moves) {
+ // remove last cell, if it's width is 0
+ // we have to adjust the second last cell as well
+ var removed = this.lines.get(this.y + this.ybase).pop();
+ if (removed[2]===0
+ && this.lines.get(row)[this.cols-2]
+ && this.lines.get(row)[this.cols-2][2]===2)
+ this.lines.get(row)[this.cols-2] = [this.curAttr, ' ', 1];
+
+ // insert empty cell at cursor
+ this.lines.get(row).splice(this.x, 0, [this.curAttr, ' ', 1]);
+ }
}
- }
-
- this.lines.get(row)[this.x] = [this.curAttr, ch, ch_width];
- this.x++;
- this.updateRange(this.y);
- // fullwidth char - set next cell width to zero and advance cursor
- if (ch_width===2) {
- this.lines.get(row)[this.x] = [this.curAttr, '', 0];
+ this.lines.get(row)[this.x] = [this.curAttr, ch, ch_width];
this.x++;
- }
- }
- break;
- }
- break;
- case escaped:
- switch (ch) {
- // ESC [ Control Sequence Introducer ( CSI is 0x9b).
- case '[':
- this.params = [];
- this.currentParam = 0;
- this.state = csi;
- break;
-
- // ESC ] Operating System Command ( OSC is 0x9d).
- case ']':
- this.params = [];
- this.currentParam = 0;
- this.state = osc;
- break;
-
- // ESC P Device Control String ( DCS is 0x90).
- case 'P':
- this.params = [];
- this.currentParam = 0;
- this.state = dcs;
- break;
+ this.updateRange(this.y);
- // ESC _ Application Program Command ( APC is 0x9f).
- case '_':
- this.state = ignore;
- break;
+ // fullwidth char - set next cell width to zero and advance cursor
+ if (ch_width===2) {
+ this.lines.get(row)[this.x] = [this.curAttr, '', 0];
+ this.x++;
+ }
+ }
+ break;
+ }
+ break;
+ case escaped:
+ switch (ch) {
+ // ESC [ Control Sequence Introducer ( CSI is 0x9b).
+ case '[':
+ this.params = [];
+ this.currentParam = 0;
+ this.state = csi;
+ break;
- // ESC ^ Privacy Message ( PM is 0x9e).
- case '^':
- this.state = ignore;
- break;
+ // ESC ] Operating System Command ( OSC is 0x9d).
+ case ']':
+ this.params = [];
+ this.currentParam = 0;
+ this.state = osc;
+ break;
- // ESC c Full Reset (RIS).
- case 'c':
- this.reset();
- break;
+ // ESC P Device Control String ( DCS is 0x90).
+ case 'P':
+ this.params = [];
+ this.currentParam = 0;
+ this.state = dcs;
+ break;
- // ESC E Next Line ( NEL is 0x85).
- // ESC D Index ( IND is 0x84).
- case 'E':
- this.x = 0;
- ;
- case 'D':
- this.index();
- break;
+ // ESC _ Application Program Command ( APC is 0x9f).
+ case '_':
+ this.state = ignore;
+ break;
- // ESC M Reverse Index ( RI is 0x8d).
- case 'M':
- this.reverseIndex();
- break;
+ // ESC ^ Privacy Message ( PM is 0x9e).
+ case '^':
+ this.state = ignore;
+ break;
- // ESC % Select default/utf-8 character set.
- // @ = default, G = utf-8
- case '%':
- //this.charset = null;
- this.setgLevel(0);
- this.setgCharset(0, Terminal.charsets.US);
- this.state = normal;
- i++;
- break;
+ // ESC c Full Reset (RIS).
+ case 'c':
+ this.reset();
+ break;
- // ESC (,),*,+,-,. Designate G0-G2 Character Set.
- case '(': // <-- this seems to get all the attention
- case ')':
- case '*':
- case '+':
- case '-':
- case '.':
- switch (ch) {
- case '(':
- this.gcharset = 0;
- break;
- case ')':
- this.gcharset = 1;
- break;
- case '*':
- this.gcharset = 2;
- break;
- case '+':
- this.gcharset = 3;
- break;
- case '-':
- this.gcharset = 1;
- break;
- case '.':
- this.gcharset = 2;
- break;
- }
- this.state = charset;
- break;
+ // ESC E Next Line ( NEL is 0x85).
+ // ESC D Index ( IND is 0x84).
+ case 'E':
+ this.x = 0;
+ ;
+ case 'D':
+ this.index();
+ break;
- // Designate G3 Character Set (VT300).
- // A = ISO Latin-1 Supplemental.
- // Not implemented.
- case '/':
- this.gcharset = 3;
- this.state = charset;
- i--;
- break;
+ // ESC M Reverse Index ( RI is 0x8d).
+ case 'M':
+ this.reverseIndex();
+ break;
- // ESC N
- // Single Shift Select of G2 Character Set
- // ( SS2 is 0x8e). This affects next character only.
- case 'N':
- break;
- // ESC O
- // Single Shift Select of G3 Character Set
- // ( SS3 is 0x8f). This affects next character only.
- case 'O':
- break;
- // ESC n
- // Invoke the G2 Character Set as GL (LS2).
- case 'n':
- this.setgLevel(2);
- break;
- // ESC o
- // Invoke the G3 Character Set as GL (LS3).
- case 'o':
- this.setgLevel(3);
- break;
- // ESC |
- // Invoke the G3 Character Set as GR (LS3R).
- case '|':
- this.setgLevel(3);
- break;
- // ESC }
- // Invoke the G2 Character Set as GR (LS2R).
- case '}':
- this.setgLevel(2);
- break;
- // ESC ~
- // Invoke the G1 Character Set as GR (LS1R).
- case '~':
- this.setgLevel(1);
- break;
+ // ESC % Select default/utf-8 character set.
+ // @ = default, G = utf-8
+ case '%':
+ //this.charset = null;
+ this.setgLevel(0);
+ this.setgCharset(0, Terminal.charsets.US);
+ this.state = normal;
+ i++;
+ break;
- // ESC 7 Save Cursor (DECSC).
- case '7':
- this.saveCursor();
- this.state = normal;
- break;
+ // ESC (,),*,+,-,. Designate G0-G2 Character Set.
+ case '(': // <-- this seems to get all the attention
+ case ')':
+ case '*':
+ case '+':
+ case '-':
+ case '.':
+ switch (ch) {
+ case '(':
+ this.gcharset = 0;
+ break;
+ case ')':
+ this.gcharset = 1;
+ break;
+ case '*':
+ this.gcharset = 2;
+ break;
+ case '+':
+ this.gcharset = 3;
+ break;
+ case '-':
+ this.gcharset = 1;
+ break;
+ case '.':
+ this.gcharset = 2;
+ break;
+ }
+ this.state = charset;
+ break;
- // ESC 8 Restore Cursor (DECRC).
- case '8':
- this.restoreCursor();
- this.state = normal;
- break;
+ // Designate G3 Character Set (VT300).
+ // A = ISO Latin-1 Supplemental.
+ // Not implemented.
+ case '/':
+ this.gcharset = 3;
+ this.state = charset;
+ i--;
+ break;
- // ESC # 3 DEC line height/width
- case '#':
- this.state = normal;
- i++;
- break;
+ // ESC N
+ // Single Shift Select of G2 Character Set
+ // ( SS2 is 0x8e). This affects next character only.
+ case 'N':
+ break;
+ // ESC O
+ // Single Shift Select of G3 Character Set
+ // ( SS3 is 0x8f). This affects next character only.
+ case 'O':
+ break;
+ // ESC n
+ // Invoke the G2 Character Set as GL (LS2).
+ case 'n':
+ this.setgLevel(2);
+ break;
+ // ESC o
+ // Invoke the G3 Character Set as GL (LS3).
+ case 'o':
+ this.setgLevel(3);
+ break;
+ // ESC |
+ // Invoke the G3 Character Set as GR (LS3R).
+ case '|':
+ this.setgLevel(3);
+ break;
+ // ESC }
+ // Invoke the G2 Character Set as GR (LS2R).
+ case '}':
+ this.setgLevel(2);
+ break;
+ // ESC ~
+ // Invoke the G1 Character Set as GR (LS1R).
+ case '~':
+ this.setgLevel(1);
+ break;
- // ESC H Tab Set (HTS is 0x88).
- case 'H':
- this.tabSet();
- break;
+ // ESC 7 Save Cursor (DECSC).
+ case '7':
+ this.saveCursor();
+ this.state = normal;
+ break;
- // ESC = Application Keypad (DECKPAM).
- case '=':
- this.log('Serial port requested application keypad.');
- this.applicationKeypad = true;
- this.viewport.syncScrollArea();
- this.state = normal;
- break;
+ // ESC 8 Restore Cursor (DECRC).
+ case '8':
+ this.restoreCursor();
+ this.state = normal;
+ break;
- // ESC > Normal Keypad (DECKPNM).
- case '>':
- this.log('Switching back to normal keypad.');
- this.applicationKeypad = false;
- this.viewport.syncScrollArea();
- this.state = normal;
- break;
+ // ESC # 3 DEC line height/width
+ case '#':
+ this.state = normal;
+ i++;
+ break;
- default:
- this.state = normal;
- this.error('Unknown ESC control: %s.', ch);
- break;
- }
- break;
+ // ESC H Tab Set (HTS is 0x88).
+ case 'H':
+ this.tabSet();
+ break;
- case charset:
- switch (ch) {
- case '0': // DEC Special Character and Line Drawing Set.
- cs = Terminal.charsets.SCLD;
- break;
- case 'A': // UK
- cs = Terminal.charsets.UK;
- break;
- case 'B': // United States (USASCII).
- cs = Terminal.charsets.US;
- break;
- case '4': // Dutch
- cs = Terminal.charsets.Dutch;
- break;
- case 'C': // Finnish
- case '5':
- cs = Terminal.charsets.Finnish;
- break;
- case 'R': // French
- cs = Terminal.charsets.French;
- break;
- case 'Q': // FrenchCanadian
- cs = Terminal.charsets.FrenchCanadian;
- break;
- case 'K': // German
- cs = Terminal.charsets.German;
- break;
- case 'Y': // Italian
- cs = Terminal.charsets.Italian;
- break;
- case 'E': // NorwegianDanish
- case '6':
- cs = Terminal.charsets.NorwegianDanish;
- break;
- case 'Z': // Spanish
- cs = Terminal.charsets.Spanish;
- break;
- case 'H': // Swedish
- case '7':
- cs = Terminal.charsets.Swedish;
- break;
- case '=': // Swiss
- cs = Terminal.charsets.Swiss;
- break;
- case '/': // ISOLatin (actually /A)
- cs = Terminal.charsets.ISOLatin;
- i++;
- break;
- default: // Default
- cs = Terminal.charsets.US;
- break;
- }
- this.setgCharset(this.gcharset, cs);
- this.gcharset = null;
- this.state = normal;
- break;
+ // ESC = Application Keypad (DECKPAM).
+ case '=':
+ this.log('Serial port requested application keypad.');
+ this.applicationKeypad = true;
+ this.viewport.syncScrollArea();
+ this.state = normal;
+ break;
- case osc:
- // OSC Ps ; Pt ST
- // OSC Ps ; Pt BEL
- // Set Text Parameters.
- if (ch === C0.ESC || ch === C0.BEL) {
- if (ch === C0.ESC) i++;
+ // ESC > Normal Keypad (DECKPNM).
+ case '>':
+ this.log('Switching back to normal keypad.');
+ this.applicationKeypad = false;
+ this.viewport.syncScrollArea();
+ this.state = normal;
+ break;
- this.params.push(this.currentParam);
+ default:
+ this.state = normal;
+ this.error('Unknown ESC control: %s.', ch);
+ break;
+ }
+ break;
- switch (this.params[0]) {
- case 0:
- case 1:
- case 2:
- if (this.params[1]) {
- this.title = this.params[1];
- this.handleTitle(this.title);
- }
+ case charset:
+ switch (ch) {
+ case '0': // DEC Special Character and Line Drawing Set.
+ cs = Terminal.charsets.SCLD;
+ break;
+ case 'A': // UK
+ cs = Terminal.charsets.UK;
+ break;
+ case 'B': // United States (USASCII).
+ cs = Terminal.charsets.US;
+ break;
+ case '4': // Dutch
+ cs = Terminal.charsets.Dutch;
+ break;
+ case 'C': // Finnish
+ case '5':
+ cs = Terminal.charsets.Finnish;
+ break;
+ case 'R': // French
+ cs = Terminal.charsets.French;
+ break;
+ case 'Q': // FrenchCanadian
+ cs = Terminal.charsets.FrenchCanadian;
+ break;
+ case 'K': // German
+ cs = Terminal.charsets.German;
break;
- case 3:
- // set X property
- break;
- case 4:
- case 5:
- // change dynamic colors
- break;
- case 10:
- case 11:
- case 12:
- case 13:
- case 14:
- case 15:
- case 16:
- case 17:
- case 18:
- case 19:
- // change dynamic ui colors
- break;
- case 46:
- // change log file
- break;
- case 50:
- // dynamic font
- break;
- case 51:
- // emacs shell
- break;
- case 52:
- // manipulate selection data
- break;
- case 104:
- case 105:
- case 110:
- case 111:
- case 112:
- case 113:
- case 114:
- case 115:
- case 116:
- case 117:
- case 118:
- // reset colors
+ case 'Y': // Italian
+ cs = Terminal.charsets.Italian;
+ break;
+ case 'E': // NorwegianDanish
+ case '6':
+ cs = Terminal.charsets.NorwegianDanish;
+ break;
+ case 'Z': // Spanish
+ cs = Terminal.charsets.Spanish;
+ break;
+ case 'H': // Swedish
+ case '7':
+ cs = Terminal.charsets.Swedish;
+ break;
+ case '=': // Swiss
+ cs = Terminal.charsets.Swiss;
+ break;
+ case '/': // ISOLatin (actually /A)
+ cs = Terminal.charsets.ISOLatin;
+ i++;
+ break;
+ default: // Default
+ cs = Terminal.charsets.US;
break;
}
-
- this.params = [];
- this.currentParam = 0;
+ this.setgCharset(this.gcharset, cs);
+ this.gcharset = null;
this.state = normal;
- } else {
- if (!this.params.length) {
- if (ch >= '0' && ch <= '9') {
- this.currentParam =
- this.currentParam * 10 + ch.charCodeAt(0) - 48;
- } else if (ch === ';') {
- this.params.push(this.currentParam);
- this.currentParam = '';
+ break;
+
+ case osc:
+ // OSC Ps ; Pt ST
+ // OSC Ps ; Pt BEL
+ // Set Text Parameters.
- if (ch === '\x1b' || ch === '\x07') {
- if (ch === '\x1b') i++;
++ if (ch === C0.ESC || ch === C0.BEL) {
++ if (ch === C0.ESC) i++;
+
+ this.params.push(this.currentParam);
+
+ switch (this.params[0]) {
+ case 0:
+ case 1:
+ case 2:
+ if (this.params[1]) {
+ this.title = this.params[1];
+ this.handleTitle(this.title);
+ }
+ break;
+ case 3:
+ // set X property
+ break;
+ case 4:
+ case 5:
+ // change dynamic colors
+ break;
+ case 10:
+ case 11:
+ case 12:
+ case 13:
+ case 14:
+ case 15:
+ case 16:
+ case 17:
+ case 18:
+ case 19:
+ // change dynamic ui colors
+ break;
+ case 46:
+ // change log file
+ break;
+ case 50:
+ // dynamic font
+ break;
+ case 51:
+ // emacs shell
+ break;
+ case 52:
+ // manipulate selection data
+ break;
+ case 104:
+ case 105:
+ case 110:
+ case 111:
+ case 112:
+ case 113:
+ case 114:
+ case 115:
+ case 116:
+ case 117:
+ case 118:
+ // reset colors
+ break;
}
+
+ this.params = [];
+ this.currentParam = 0;
+ this.state = normal;
} else {
- this.currentParam += ch;
+ if (!this.params.length) {
+ if (ch >= '0' && ch <= '9') {
+ this.currentParam =
+ this.currentParam * 10 + ch.charCodeAt(0) - 48;
+ } else if (ch === ';') {
+ this.params.push(this.currentParam);
+ this.currentParam = '';
+ }
+ } else {
+ this.currentParam += ch;
+ }
}
- }
- break;
-
- case csi:
- // '?', '>', '!'
- if (ch === '?' || ch === '>' || ch === '!') {
- this.prefix = ch;
break;
- }
- // 0 - 9
- if (ch >= '0' && ch <= '9') {
- this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48;
- break;
- }
+ case csi:
+ // '?', '>', '!'
+ if (ch === '?' || ch === '>' || ch === '!') {
+ this.prefix = ch;
+ break;
+ }
- // '$', '"', ' ', '\''
- if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') {
- this.postfix = ch;
- break;
- }
+ // 0 - 9
+ if (ch >= '0' && ch <= '9') {
+ this.currentParam = this.currentParam * 10 + ch.charCodeAt(0) - 48;
+ break;
+ }
- this.params.push(this.currentParam);
- this.currentParam = 0;
+ // '$', '"', ' ', '\''
+ if (ch === '$' || ch === '"' || ch === ' ' || ch === '\'') {
+ this.postfix = ch;
+ break;
+ }
- // ';'
- if (ch === ';') break;
+ this.params.push(this.currentParam);
+ this.currentParam = 0;
- this.state = normal;
+ // ';'
+ if (ch === ';') break;
- switch (ch) {
- // CSI Ps A
- // Cursor Up Ps Times (default = 1) (CUU).
- case 'A':
- this.cursorUp(this.params);
- break;
+ this.state = normal;
- // CSI Ps B
- // Cursor Down Ps Times (default = 1) (CUD).
- case 'B':
- this.cursorDown(this.params);
- break;
+ switch (ch) {
+ // CSI Ps A
+ // Cursor Up Ps Times (default = 1) (CUU).
+ case 'A':
+ this.cursorUp(this.params);
+ break;
- // CSI Ps C
- // Cursor Forward Ps Times (default = 1) (CUF).
- case 'C':
- this.cursorForward(this.params);
- break;
+ // CSI Ps B
+ // Cursor Down Ps Times (default = 1) (CUD).
+ case 'B':
+ this.cursorDown(this.params);
+ break;
- // CSI Ps D
- // Cursor Backward Ps Times (default = 1) (CUB).
- case 'D':
- this.cursorBackward(this.params);
- break;
+ // CSI Ps C
+ // Cursor Forward Ps Times (default = 1) (CUF).
+ case 'C':
+ this.cursorForward(this.params);
+ break;
- // CSI Ps ; Ps H
- // Cursor Position [row;column] (default = [1,1]) (CUP).
- case 'H':
- this.cursorPos(this.params);
- break;
+ // CSI Ps D
+ // Cursor Backward Ps Times (default = 1) (CUB).
+ case 'D':
+ this.cursorBackward(this.params);
+ break;
- // CSI Ps J Erase in Display (ED).
- case 'J':
- this.eraseInDisplay(this.params);
- break;
+ // CSI Ps ; Ps H
+ // Cursor Position [row;column] (default = [1,1]) (CUP).
+ case 'H':
+ this.cursorPos(this.params);
+ break;
- // CSI Ps K Erase in Line (EL).
- case 'K':
- this.eraseInLine(this.params);
- break;
+ // CSI Ps J Erase in Display (ED).
+ case 'J':
+ this.eraseInDisplay(this.params);
+ break;
- // CSI Pm m Character Attributes (SGR).
- case 'm':
- if (!this.prefix) {
- this.charAttributes(this.params);
- }
- break;
+ // CSI Ps K Erase in Line (EL).
+ case 'K':
+ this.eraseInLine(this.params);
+ break;
- // CSI Ps n Device Status Report (DSR).
- case 'n':
- if (!this.prefix) {
- this.deviceStatus(this.params);
- }
- break;
+ // CSI Pm m Character Attributes (SGR).
+ case 'm':
+ if (!this.prefix) {
+ this.charAttributes(this.params);
+ }
+ break;
- /**
- * Additions
- */
+ // CSI Ps n Device Status Report (DSR).
+ case 'n':
+ if (!this.prefix) {
+ this.deviceStatus(this.params);
+ }
+ break;
- // CSI Ps @
- // Insert Ps (Blank) Character(s) (default = 1) (ICH).
- case '@':
- this.insertChars(this.params);
- break;
+ /**
+ * Additions
+ */
- // CSI Ps E
- // Cursor Next Line Ps Times (default = 1) (CNL).
- case 'E':
- this.cursorNextLine(this.params);
- break;
+ // CSI Ps @
+ // Insert Ps (Blank) Character(s) (default = 1) (ICH).
+ case '@':
+ this.insertChars(this.params);
+ break;
- // CSI Ps F
- // Cursor Preceding Line Ps Times (default = 1) (CNL).
- case 'F':
- this.cursorPrecedingLine(this.params);
- break;
+ // CSI Ps E
+ // Cursor Next Line Ps Times (default = 1) (CNL).
+ case 'E':
+ this.cursorNextLine(this.params);
+ break;
- // CSI Ps G
- // Cursor Character Absolute [column] (default = [row,1]) (CHA).
- case 'G':
- this.cursorCharAbsolute(this.params);
- break;
+ // CSI Ps F
+ // Cursor Preceding Line Ps Times (default = 1) (CNL).
+ case 'F':
+ this.cursorPrecedingLine(this.params);
+ break;
- // CSI Ps L
- // Insert Ps Line(s) (default = 1) (IL).
- case 'L':
- this.insertLines(this.params);
- break;
+ // CSI Ps G
+ // Cursor Character Absolute [column] (default = [row,1]) (CHA).
+ case 'G':
+ this.cursorCharAbsolute(this.params);
+ break;
- // CSI Ps M
- // Delete Ps Line(s) (default = 1) (DL).
- case 'M':
- this.deleteLines(this.params);
- break;
+ // CSI Ps L
+ // Insert Ps Line(s) (default = 1) (IL).
+ case 'L':
+ this.insertLines(this.params);
+ break;
- // CSI Ps P
- // Delete Ps Character(s) (default = 1) (DCH).
- case 'P':
- this.deleteChars(this.params);
- break;
+ // CSI Ps M
+ // Delete Ps Line(s) (default = 1) (DL).
+ case 'M':
+ this.deleteLines(this.params);
+ break;
- // CSI Ps X
- // Erase Ps Character(s) (default = 1) (ECH).
- case 'X':
- this.eraseChars(this.params);
- break;
+ // CSI Ps P
+ // Delete Ps Character(s) (default = 1) (DCH).
+ case 'P':
+ this.deleteChars(this.params);
+ break;
- // CSI Pm ` Character Position Absolute
- // [column] (default = [row,1]) (HPA).
- case '`':
- this.charPosAbsolute(this.params);
- break;
+ // CSI Ps X
+ // Erase Ps Character(s) (default = 1) (ECH).
+ case 'X':
+ this.eraseChars(this.params);
+ break;
- // 141 61 a * HPR -
- // Horizontal Position Relative
- case 'a':
- this.HPositionRelative(this.params);
- break;
+ // CSI Pm ` Character Position Absolute
+ // [column] (default = [row,1]) (HPA).
+ case '`':
+ this.charPosAbsolute(this.params);
+ break;
- // CSI P s c
- // Send Device Attributes (Primary DA).
- // CSI > P s c
- // Send Device Attributes (Secondary DA)
- case 'c':
- this.sendDeviceAttributes(this.params);
- break;
+ // 141 61 a * HPR -
+ // Horizontal Position Relative
+ case 'a':
+ this.HPositionRelative(this.params);
+ break;
- // CSI Pm d
- // Line Position Absolute [row] (default = [1,column]) (VPA).
- case 'd':
- this.linePosAbsolute(this.params);
- break;
+ // CSI P s c
+ // Send Device Attributes (Primary DA).
+ // CSI > P s c
+ // Send Device Attributes (Secondary DA)
+ case 'c':
+ this.sendDeviceAttributes(this.params);
+ break;
- // 145 65 e * VPR - Vertical Position Relative
- case 'e':
- this.VPositionRelative(this.params);
- break;
+ // CSI Pm d
+ // Line Position Absolute [row] (default = [1,column]) (VPA).
+ case 'd':
+ this.linePosAbsolute(this.params);
+ break;
- // CSI Ps ; Ps f
- // Horizontal and Vertical Position [row;column] (default =
- // [1,1]) (HVP).
- case 'f':
- this.HVPosition(this.params);
- break;
+ // 145 65 e * VPR - Vertical Position Relative
+ case 'e':
+ this.VPositionRelative(this.params);
+ break;
- // CSI Pm h Set Mode (SM).
- // CSI ? Pm h - mouse escape codes, cursor escape codes
- case 'h':
- this.setMode(this.params);
- break;
+ // CSI Ps ; Ps f
+ // Horizontal and Vertical Position [row;column] (default =
+ // [1,1]) (HVP).
+ case 'f':
+ this.HVPosition(this.params);
+ break;
- // CSI Pm l Reset Mode (RM).
- // CSI ? Pm l
- case 'l':
- this.resetMode(this.params);
- break;
+ // CSI Pm h Set Mode (SM).
+ // CSI ? Pm h - mouse escape codes, cursor escape codes
+ case 'h':
+ this.setMode(this.params);
+ break;
- // CSI Ps ; Ps r
- // Set Scrolling Region [top;bottom] (default = full size of win-
- // dow) (DECSTBM).
- // CSI ? Pm r
- case 'r':
- this.setScrollRegion(this.params);
- break;
+ // CSI Pm l Reset Mode (RM).
+ // CSI ? Pm l
+ case 'l':
+ this.resetMode(this.params);
+ break;
- // CSI s
- // Save cursor (ANSI.SYS).
- case 's':
- this.saveCursor(this.params);
- break;
+ // CSI Ps ; Ps r
+ // Set Scrolling Region [top;bottom] (default = full size of win-
+ // dow) (DECSTBM).
+ // CSI ? Pm r
+ case 'r':
+ this.setScrollRegion(this.params);
+ break;
- // CSI u
- // Restore cursor (ANSI.SYS).
- case 'u':
- this.restoreCursor(this.params);
- break;
+ // CSI s
+ // Save cursor (ANSI.SYS).
+ case 's':
+ this.saveCursor(this.params);
+ break;
- /**
- * Lesser Used
- */
+ // CSI u
+ // Restore cursor (ANSI.SYS).
+ case 'u':
+ this.restoreCursor(this.params);
+ break;
- // CSI Ps I
- // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT).
- case 'I':
- this.cursorForwardTab(this.params);
- break;
+ /**
+ * Lesser Used
+ */
- // CSI Ps S Scroll up Ps lines (default = 1) (SU).
- case 'S':
- this.scrollUp(this.params);
- break;
+ // CSI Ps I
+ // Cursor Forward Tabulation Ps tab stops (default = 1) (CHT).
+ case 'I':
+ this.cursorForwardTab(this.params);
+ break;
- // CSI Ps T Scroll down Ps lines (default = 1) (SD).
- // CSI Ps ; Ps ; Ps ; Ps ; Ps T
- // CSI > Ps; Ps T
- case 'T':
- // if (this.prefix === '>') {
- // this.resetTitleModes(this.params);
- // break;
- // }
- // if (this.params.length > 2) {
- // this.initMouseTracking(this.params);
- // break;
- // }
- if (this.params.length < 2 && !this.prefix) {
- this.scrollDown(this.params);
- }
- break;
+ // CSI Ps S Scroll up Ps lines (default = 1) (SU).
+ case 'S':
+ this.scrollUp(this.params);
+ break;
- // CSI Ps Z
- // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT).
- case 'Z':
- this.cursorBackwardTab(this.params);
- break;
+ // CSI Ps T Scroll down Ps lines (default = 1) (SD).
+ // CSI Ps ; Ps ; Ps ; Ps ; Ps T
+ // CSI > Ps; Ps T
+ case 'T':
+ // if (this.prefix === '>') {
+ // this.resetTitleModes(this.params);
+ // break;
+ // }
+ // if (this.params.length > 2) {
+ // this.initMouseTracking(this.params);
+ // break;
+ // }
+ if (this.params.length < 2 && !this.prefix) {
+ this.scrollDown(this.params);
+ }
+ break;
- // CSI Ps b Repeat the preceding graphic character Ps times (REP).
- case 'b':
- this.repeatPrecedingCharacter(this.params);
- break;
+ // CSI Ps Z
+ // Cursor Backward Tabulation Ps tab stops (default = 1) (CBT).
+ case 'Z':
+ this.cursorBackwardTab(this.params);
+ break;
- // CSI Ps g Tab Clear (TBC).
- case 'g':
- this.tabClear(this.params);
- break;
+ // CSI Ps b Repeat the preceding graphic character Ps times (REP).
+ case 'b':
+ this.repeatPrecedingCharacter(this.params);
+ break;
+
+ // CSI Ps g Tab Clear (TBC).
+ case 'g':
+ this.tabClear(this.params);
+ break;
- // CSI Pm i Media Copy (MC).
- // CSI ? Pm i
- // case 'i':
- // this.mediaCopy(this.params);
- // break;
-
- // CSI Pm m Character Attributes (SGR).
- // CSI > Ps; Ps m
- // case 'm': // duplicate
- // if (this.prefix === '>') {
- // this.setResources(this.params);
- // } else {
- // this.charAttributes(this.params);
- // }
- // break;
+ // CSI Pm i Media Copy (MC).
+ // CSI ? Pm i
+ // case 'i':
+ // this.mediaCopy(this.params);
+ // break;
- // CSI Ps n Device Status Report (DSR).
- // CSI > Ps n
- // case 'n': // duplicate
- // if (this.prefix === '>') {
- // this.disableModifiers(this.params);
- // } else {
- // this.deviceStatus(this.params);
- // }
- // break;
+ // CSI Pm m Character Attributes (SGR).
+ // CSI > Ps; Ps m
+ // case 'm': // duplicate
+ // if (this.prefix === '>') {
+ // this.setResources(this.params);
+ // } else {
+ // this.charAttributes(this.params);
+ // }
+ // break;
- // CSI > Ps p Set pointer mode.
- // CSI ! p Soft terminal reset (DECSTR).
- // CSI Ps$ p
- // Request ANSI mode (DECRQM).
- // CSI ? Ps$ p
- // Request DEC private mode (DECRQM).
- // CSI Ps ; Ps " p
+ // CSI Ps n Device Status Report (DSR).
+ // CSI > Ps n
+ // case 'n': // duplicate
+ // if (this.prefix === '>') {
+ // this.disableModifiers(this.params);
+ // } else {
+ // this.deviceStatus(this.params);
+ // }
+ // break;
+
+ // CSI > Ps p Set pointer mode.
+ // CSI ! p Soft terminal reset (DECSTR).
+ // CSI Ps$ p
+ // Request ANSI mode (DECRQM).
+ // CSI ? Ps$ p
+ // Request DEC private mode (DECRQM).
+ // CSI Ps ; Ps " p
- case 'p':
- switch (this.prefix) {
- // case '>':
- // this.setPointerMode(this.params);
- // break;
- case '!':
- this.softReset(this.params);
- break;
- // case '?':
- // if (this.postfix === '$') {
- // this.requestPrivateMode(this.params);
- // }
- // break;
- // default:
- // if (this.postfix === '"') {
- // this.setConformanceLevel(this.params);
- // } else if (this.postfix === '$') {
- // this.requestAnsiMode(this.params);
- // }
- // break;
- }
- break;
-
- // CSI Ps q Load LEDs (DECLL).
- // CSI Ps SP q
- // CSI Ps " q
- // case 'q':
- // if (this.postfix === ' ') {
- // this.setCursorStyle(this.params);
- // break;
- // }
- // if (this.postfix === '"') {
- // this.setCharProtectionAttr(this.params);
- // break;
- // }
- // this.loadLEDs(this.params);
- // break;
-
- // CSI Ps ; Ps r
- // Set Scrolling Region [top;bottom] (default = full size of win-
- // dow) (DECSTBM).
- // CSI ? Pm r
- // CSI Pt; Pl; Pb; Pr; Ps$ r
- // case 'r': // duplicate
- // if (this.prefix === '?') {
- // this.restorePrivateValues(this.params);
- // } else if (this.postfix === '$') {
- // this.setAttrInRectangle(this.params);
- // } else {
- // this.setScrollRegion(this.params);
- // }
- // break;
-
- // CSI s Save cursor (ANSI.SYS).
- // CSI ? Pm s
- // case 's': // duplicate
- // if (this.prefix === '?') {
- // this.savePrivateValues(this.params);
- // } else {
- // this.saveCursor(this.params);
- // }
- // break;
-
- // CSI Ps ; Ps ; Ps t
- // CSI Pt; Pl; Pb; Pr; Ps$ t
- // CSI > Ps; Ps t
- // CSI Ps SP t
- // case 't':
- // if (this.postfix === '$') {
- // this.reverseAttrInRectangle(this.params);
- // } else if (this.postfix === ' ') {
- // this.setWarningBellVolume(this.params);
- // } else {
- // if (this.prefix === '>') {
- // this.setTitleModeFeature(this.params);
- // } else {
- // this.manipulateWindow(this.params);
- // }
- // }
- // break;
-
- // CSI u Restore cursor (ANSI.SYS).
- // CSI Ps SP u
- // case 'u': // duplicate
- // if (this.postfix === ' ') {
- // this.setMarginBellVolume(this.params);
- // } else {
- // this.restoreCursor(this.params);
- // }
- // break;
-
- // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v
- // case 'v':
- // if (this.postfix === '$') {
- // this.copyRectagle(this.params);
- // }
- // break;
-
- // CSI Pt ; Pl ; Pb ; Pr ' w
- // case 'w':
- // if (this.postfix === '\'') {
- // this.enableFilterRectangle(this.params);
- // }
- // break;
-
- // CSI Ps x Request Terminal Parameters (DECREQTPARM).
- // CSI Ps x Select Attribute Change Extent (DECSACE).
- // CSI Pc; Pt; Pl; Pb; Pr$ x
- // case 'x':
- // if (this.postfix === '$') {
- // this.fillRectangle(this.params);
- // } else {
- // this.requestParameters(this.params);
- // //this.__(this.params);
- // }
- // break;
-
- // CSI Ps ; Pu ' z
- // CSI Pt; Pl; Pb; Pr$ z
- // case 'z':
- // if (this.postfix === '\'') {
- // this.enableLocatorReporting(this.params);
- // } else if (this.postfix === '$') {
- // this.eraseRectangle(this.params);
- // }
- // break;
-
- // CSI Pm ' {
- // CSI Pt; Pl; Pb; Pr$ {
- // case '{':
- // if (this.postfix === '\'') {
- // this.setLocatorEvents(this.params);
- // } else if (this.postfix === '$') {
- // this.selectiveEraseRectangle(this.params);
- // }
- // break;
-
- // CSI Ps ' |
- // case '|':
- // if (this.postfix === '\'') {
- // this.requestLocatorPosition(this.params);
- // }
- // break;
-
- // CSI P m SP }
- // Insert P s Column(s) (default = 1) (DECIC), VT420 and up.
- // case '}':
- // if (this.postfix === ' ') {
- // this.insertColumns(this.params);
- // }
- // break;
-
- // CSI P m SP ~
- // Delete P s Column(s) (default = 1) (DECDC), VT420 and up
- // case '~':
- // if (this.postfix === ' ') {
- // this.deleteColumns(this.params);
- // }
- // break;
-
- default:
- this.error('Unknown CSI code: %s.', ch);
- break;
- }
-
- this.prefix = '';
- this.postfix = '';
- break;
-
- case dcs:
- if (ch === C0.ESC || ch === C0.BEL) {
- if (ch === C0.ESC) i++;
-
- switch (this.prefix) {
- // User-Defined Keys (DECUDK).
- case '':
+ case 'p':
+ switch (this.prefix) {
+ // case '>':
+ // this.setPointerMode(this.params);
+ // break;
+ case '!':
+ this.softReset(this.params);
+ break;
+ // case '?':
+ // if (this.postfix === '$') {
+ // this.requestPrivateMode(this.params);
+ // }
+ // break;
+ // default:
+ // if (this.postfix === '"') {
+ // this.setConformanceLevel(this.params);
+ // } else if (this.postfix === '$') {
+ // this.requestAnsiMode(this.params);
+ // }
+ // break;
+ }
break;
- // Request Status String (DECRQSS).
- // test: echo -e '\eP$q"p\e\\'
- case '$q':
- var pt = this.currentParam
- , valid = false;
+ // CSI Ps q Load LEDs (DECLL).
+ // CSI Ps SP q
+ // CSI Ps " q
+ // case 'q':
+ // if (this.postfix === ' ') {
+ // this.setCursorStyle(this.params);
+ // break;
+ // }
+ // if (this.postfix === '"') {
+ // this.setCharProtectionAttr(this.params);
+ // break;
+ // }
+ // this.loadLEDs(this.params);
+ // break;
+
+ // CSI Ps ; Ps r
+ // Set Scrolling Region [top;bottom] (default = full size of win-
+ // dow) (DECSTBM).
+ // CSI ? Pm r
+ // CSI Pt; Pl; Pb; Pr; Ps$ r
+ // case 'r': // duplicate
+ // if (this.prefix === '?') {
+ // this.restorePrivateValues(this.params);
+ // } else if (this.postfix === '$') {
+ // this.setAttrInRectangle(this.params);
+ // } else {
+ // this.setScrollRegion(this.params);
+ // }
+ // break;
+
+ // CSI s Save cursor (ANSI.SYS).
+ // CSI ? Pm s
+ // case 's': // duplicate
+ // if (this.prefix === '?') {
+ // this.savePrivateValues(this.params);
+ // } else {
+ // this.saveCursor(this.params);
+ // }
+ // break;
+
+ // CSI Ps ; Ps ; Ps t
+ // CSI Pt; Pl; Pb; Pr; Ps$ t
+ // CSI > Ps; Ps t
+ // CSI Ps SP t
+ // case 't':
+ // if (this.postfix === '$') {
+ // this.reverseAttrInRectangle(this.params);
+ // } else if (this.postfix === ' ') {
+ // this.setWarningBellVolume(this.params);
+ // } else {
+ // if (this.prefix === '>') {
+ // this.setTitleModeFeature(this.params);
+ // } else {
+ // this.manipulateWindow(this.params);
+ // }
+ // }
+ // break;
+
+ // CSI u Restore cursor (ANSI.SYS).
+ // CSI Ps SP u
+ // case 'u': // duplicate
+ // if (this.postfix === ' ') {
+ // this.setMarginBellVolume(this.params);
+ // } else {
+ // this.restoreCursor(this.params);
+ // }
+ // break;
+
+ // CSI Pt; Pl; Pb; Pr; Pp; Pt; Pl; Pp$ v
+ // case 'v':
+ // if (this.postfix === '$') {
+ // this.copyRectagle(this.params);
+ // }
+ // break;
+
+ // CSI Pt ; Pl ; Pb ; Pr ' w
+ // case 'w':
+ // if (this.postfix === '\'') {
+ // this.enableFilterRectangle(this.params);
+ // }
+ // break;
+
+ // CSI Ps x Request Terminal Parameters (DECREQTPARM).
+ // CSI Ps x Select Attribute Change Extent (DECSACE).
+ // CSI Pc; Pt; Pl; Pb; Pr$ x
+ // case 'x':
+ // if (this.postfix === '$') {
+ // this.fillRectangle(this.params);
+ // } else {
+ // this.requestParameters(this.params);
+ // //this.__(this.params);
+ // }
+ // break;
+
+ // CSI Ps ; Pu ' z
+ // CSI Pt; Pl; Pb; Pr$ z
+ // case 'z':
+ // if (this.postfix === '\'') {
+ // this.enableLocatorReporting(this.params);
+ // } else if (this.postfix === '$') {
+ // this.eraseRectangle(this.params);
+ // }
+ // break;
+
+ // CSI Pm ' {
+ // CSI Pt; Pl; Pb; Pr$ {
+ // case '{':
+ // if (this.postfix === '\'') {
+ // this.setLocatorEvents(this.params);
+ // } else if (this.postfix === '$') {
+ // this.selectiveEraseRectangle(this.params);
+ // }
+ // break;
+
+ // CSI Ps ' |
+ // case '|':
+ // if (this.postfix === '\'') {
+ // this.requestLocatorPosition(this.params);
+ // }
+ // break;
+
+ // CSI P m SP }
+ // Insert P s Column(s) (default = 1) (DECIC), VT420 and up.
+ // case '}':
+ // if (this.postfix === ' ') {
+ // this.insertColumns(this.params);
+ // }
+ // break;
+
+ // CSI P m SP ~
+ // Delete P s Column(s) (default = 1) (DECDC), VT420 and up
+ // case '~':
+ // if (this.postfix === ' ') {
+ // this.deleteColumns(this.params);
+ // }
+ // break;
- switch (pt) {
- // DECSCA
- case '"q':
- pt = '0"q';
- break;
+ default:
+ this.error('Unknown CSI code: %s.', ch);
+ break;
+ }
- // DECSCL
- case '"p':
- pt = '61"p';
- break;
+ this.prefix = '';
+ this.postfix = '';
+ break;
- // DECSTBM
- case 'r':
- pt = ''
- + (this.scrollTop + 1)
- + ';'
- + (this.scrollBottom + 1)
- + 'r';
- break;
+ case dcs:
- if (ch === '\x1b' || ch === '\x07') {
- if (ch === '\x1b') i++;
++ if (ch === C0.ESC || ch === C0.BEL) {
++ if (ch === C0.ESC) i++;
- // SGR
- case 'm':
- pt = '0m';
- break;
+ switch (this.prefix) {
+ // User-Defined Keys (DECUDK).
+ case '':
+ break;
- default:
- this.error('Unknown DCS Pt: %s.', pt);
- pt = '';
- break;
- }
+ // Request Status String (DECRQSS).
+ // test: echo -e '\eP$q"p\e\\'
+ case '$q':
+ var pt = this.currentParam
+ , valid = false;
+
+ switch (pt) {
+ // DECSCA
+ case '"q':
+ pt = '0"q';
+ break;
+
+ // DECSCL
+ case '"p':
+ pt = '61"p';
+ break;
+
+ // DECSTBM
+ case 'r':
+ pt = ''
+ + (this.scrollTop + 1)
+ + ';'
+ + (this.scrollBottom + 1)
+ + 'r';
+ break;
+
+ // SGR
+ case 'm':
+ pt = '0m';
+ break;
+
+ default:
+ this.error('Unknown DCS Pt: %s.', pt);
+ pt = '';
+ break;
+ }
- this.send('\x1bP' + +valid + '$r' + pt + '\x1b\\');
- this.send(C0.ESC + 'P' + +valid + '$r' + pt + C0.ESC + '\\');
- break;
++ this.send(C0.ESC + 'P' + +valid + '$r' + pt + C0.ESC + '\\');
+ break;
- // Set Termcap/Terminfo Data (xterm, experimental).
- case '+p':
- break;
+ // Set Termcap/Terminfo Data (xterm, experimental).
+ case '+p':
+ break;
- // Request Termcap/Terminfo String (xterm, experimental)
- // Regular xterm does not even respond to this sequence.
- // This can cause a small glitch in vim.
- // test: echo -ne '\eP+q6b64\e\\'
- case '+q':
- var pt = this.currentParam
- , valid = false;
+ // Request Termcap/Terminfo String (xterm, experimental)
+ // Regular xterm does not even respond to this sequence.
+ // This can cause a small glitch in vim.
+ // test: echo -ne '\eP+q6b64\e\\'
+ case '+q':
+ var pt = this.currentParam
+ , valid = false;
- this.send('\x1bP' + +valid + '+r' + pt + '\x1b\\');
- this.send(C0.ESC + 'P' + +valid + '+r' + pt + C0.ESC + '\\');
- break;
++ this.send(C0.ESC + 'P' + +valid + '+r' + pt + C0.ESC + '\\');
+ break;
- default:
- this.error('Unknown DCS prefix: %s.', this.prefix);
- break;
- }
+ default:
+ this.error('Unknown DCS prefix: %s.', this.prefix);
+ break;
+ }
- this.currentParam = 0;
- this.prefix = '';
- this.state = normal;
- } else if (!this.currentParam) {
- if (!this.prefix && ch !== '$' && ch !== '+') {
- this.currentParam = ch;
- } else if (this.prefix.length === 2) {
- this.currentParam = ch;
+ this.currentParam = 0;
+ this.prefix = '';
+ this.state = normal;
+ } else if (!this.currentParam) {
+ if (!this.prefix && ch !== '$' && ch !== '+') {
+ this.currentParam = ch;
+ } else if (this.prefix.length === 2) {
+ this.currentParam = ch;
+ } else {
+ this.prefix += ch;
+ }
} else {
- this.prefix += ch;
+ this.currentParam += ch;
}
- } else {
- this.currentParam += ch;
- }
- break;
+ break;
- case ignore:
- // For PM and APC.
- if (ch === C0.ESC || ch === C0.BEL) {
- if (ch === C0.ESC) i++;
- this.state = normal;
- }
- break;
+ case ignore:
+ // For PM and APC.
- if (ch === '\x1b' || ch === '\x07') {
- if (ch === '\x1b') i++;
++ if (ch === C0.ESC || ch === C0.BEL) {
++ if (ch === C0.ESC) i++;
+ this.state = normal;
+ }
+ break;
+ }
}
- }
- this.updateRange(this.y);
- this.queueRefresh(this.refreshStart, this.refreshEnd);
+ this.updateRange(this.y);
+ this.queueRefresh(this.refreshStart, this.refreshEnd);
+ }
+ if (this.writeBuffer.length > 0) {
+ // Allow renderer to catch up before processing the next batch
+ var self = this;
+ setTimeout(function () {
+ self.innerWrite();
+ }, 0);
+ } else {
+ this.writeInProgress = false;
+ }
};
/**
var self = this;
var result = this.evaluateKeyEscapeSequence(ev);
- if (result.key === '\x13') { // XOFF
++ if (result.key === C0.DC3) { // XOFF
+ this.writeStopped = true;
- } else if (result.key === '\x11') { // XON
++ } else if (result.key === C0.DC1) { // XON
+ this.writeStopped = false;
+ }
+
if (result.scrollDisp) {
this.scrollDisp(result.scrollDisp);
return this.cancel(ev, true);