RLGWebD: shterm.js annotate

annotate shterm.js @ 199:34e1bc4fd6b2

Some fixes to the documentation.

author	John "Elwin" Edwards
date	Mon, 01 Feb 2016 21:20:12 -0500
parents	c4a32007d2dc
children

rev	line source
1 9bef0941c6dd Add a few comments. John "Elwin" Edwards <elwin@sdf.org> parents: 0 diff changeset	1 /* shterm.js: browser-side JavaScript to handle I/O for termemu.js when it
9bef0941c6dd Add a few comments. John "Elwin" Edwards <elwin@sdf.org> parents: 0 diff changeset	2 * is running a shell via the webtty.js server.
9bef0941c6dd Add a few comments. John "Elwin" Edwards <elwin@sdf.org> parents: 0 diff changeset	3 */
9bef0941c6dd Add a few comments. John "Elwin" Edwards <elwin@sdf.org> parents: 0 diff changeset	4
58 7a50b4412fea Move credentials into the drivers. John "Elwin" Edwards <elwin@sdf.org> parents: 14 diff changeset	5 var isalive = false; // Whether the session is currently active.
140 789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	6 var conn = null; // WebSocket
13 bf7c26d0b66d webtty: switch upward protocol to JSON John "Elwin" Edwards <elwin@sdf.org> parents: 12 diff changeset	7
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	8 function writeData(hexstr) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	9 var codenum;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	10 var codes = [];
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	11 var nc;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	12 var u8wait = 0; /* Stores bits from previous bytes of multibyte sequences. */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	13 var expect = 0; /* The number of 10------ bytes expected. */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	14 /* UTF-8 translation. */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	15 for (var i = 0; i < hexstr.length; i += 2) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	16 nc = Number("0x" + hexstr.substr(i, 2));
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	17 if (nc < 0x7F) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	18 /* 0------- */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	19 codes.push(nc);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	20 /* Any incomplete sequence will be discarded. */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	21 u8wait = 0;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	22 expect = 0;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	23 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	24 else if (nc < 0xC0) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	25 /* 10------ : part of a multibyte sequence */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	26 if (expect > 0) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	27 u8wait <<= 6;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	28 u8wait += (nc & 0x3F);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	29 expect--;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	30 if (expect == 0) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	31 codes.push(u8wait);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	32 u8wait = 0;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	33 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	34 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	35 else {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	36 /* Assume an initial byte was missed. */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	37 u8wait = 0;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	38 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	39 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	40 /* These will all discard any incomplete sequence. */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	41 else if (nc < 0xE0) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	42 /* 110----- : introduces 2-byte sequence */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	43 u8wait = (nc & 0x1F);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	44 expect = 1;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	45 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	46 else if (nc < 0xF0) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	47 /* 1110---- : introduces 3-byte sequence */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	48 u8wait = (nc & 0x0F);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	49 expect = 2;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	50 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	51 else if (nc < 0xF8) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	52 /* 11110--- : introduces 4-byte sequence */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	53 u8wait = (nc & 0x07);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	54 expect = 3;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	55 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	56 else if (nc < 0xFC) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	57 /* 111110-- : introduces 5-byte sequence */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	58 u8wait = (nc & 0x03);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	59 expect = 4;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	60 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	61 else if (nc < 0xFE) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	62 /* 1111110- : introduces 6-byte sequence */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	63 u8wait = (nc & 0x01);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	64 expect = 5;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	65 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	66 else {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	67 /* 1111111- : should never appear */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	68 u8wait = 0;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	69 expect = 0;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	70 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	71 /* Supporting all 31 bits is probably overkill... */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	72 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	73 termemu.write(codes);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	74 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	75 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	76
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	77 function sendback(str) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	78 /* For responding to terminal queries. */
140 789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	79 if (conn) {
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	80 var msgObj = {"t": "d", "d": str};
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	81 conn.send(JSON.stringify(msgObj));
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	82 }
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	83 else {
153 c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	84 debug(1, "No connection: cannot send " + str);
140 789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	85 }
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	86 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	87 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	88
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	89 function sendkey(ev) {
140 789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	90 if (!isalive)
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	91 return;
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	92 var keynum = ev.keyCode;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	93 var code;
70 d7eb63cd7a16 Try to get some compatibility for keys. John "Elwin" Edwards <elwin@sdf.org> parents: 58 diff changeset	94 if (keynum >= 65 && keynum <= 90) {
d7eb63cd7a16 Try to get some compatibility for keys. John "Elwin" Edwards <elwin@sdf.org> parents: 58 diff changeset	95 /* Letters. */
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	96 if (ev.ctrlKey)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	97 keynum -= 64;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	98 else if (!ev.shiftKey)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	99 keynum += 32;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	100 code = keynum.toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	101 if (code.length < 2)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	102 code = "0" + code;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	103 }
70 d7eb63cd7a16 Try to get some compatibility for keys. John "Elwin" Edwards <elwin@sdf.org> parents: 58 diff changeset	104 else if (keynum >= 48 && keynum <= 57) {
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	105 /* The number row. */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	106 if (ev.shiftKey) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	107 code = numShifts[keynum - 48].toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	108 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	109 else {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	110 code = keynum.toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	111 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	112 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	113 else if (keynum in keyHexCodes) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	114 if (ev.shiftKey)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	115 code = keyHexCodes[keynum][1];
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	116 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	117 code = keyHexCodes[keynum][0];
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	118 }
70 d7eb63cd7a16 Try to get some compatibility for keys. John "Elwin" Edwards <elwin@sdf.org> parents: 58 diff changeset	119 else if (keynum >= 16 && keynum <= 20) {
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	120 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	121 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	122 else {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	123 debug(1, "Ignoring keycode " + keynum);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	124 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	125 }
140 789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	126 ev.preventDefault();
153 c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	127 var msgObj = {"t": "d", "d": code};
c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	128 conn.send(JSON.stringify(msgObj));
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	129 //dkey(code);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	130 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	131 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	132
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	133 var charshifts = { '-': "5f", '=': "2b", '[': "7b", ']': "7d", '\\': "7c",
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	134 ';': "3a", '\'': "22", ',': "3c", '.': "3e", '/': "3f", '`': "7e"
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	135 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	136
76 a497ecd116d9 Improvements to the keyboard. John "Elwin" Edwards <elwin@sdf.org> parents: 70 diff changeset	137 var kpkeys = { "KP1": "1b4f46", "KP2": "1b4f42", "KP3": "1b5b367e",
a497ecd116d9 Improvements to the keyboard. John "Elwin" Edwards <elwin@sdf.org> parents: 70 diff changeset	138 "KP4": "1b4f44", "KP5": "1b5b45", "KP6": "1b4f43",
a497ecd116d9 Improvements to the keyboard. John "Elwin" Edwards <elwin@sdf.org> parents: 70 diff changeset	139 "KP7": "1b4f48", "KP8": "1b4f41", "KP9": "1b5b357e" };
a497ecd116d9 Improvements to the keyboard. John "Elwin" Edwards <elwin@sdf.org> parents: 70 diff changeset	140
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	141 function vkey(c) {
140 789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	142 if (!isalive)
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	143 return;
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	144 var keystr;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	145 if (c.match(/^[a-z]$/)) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	146 if (termemu.ctrlp()) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	147 var n = c.charCodeAt(0) - 96;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	148 keystr = n.toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	149 if (keystr.length < 2)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	150 keystr = "0" + keystr;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	151 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	152 else if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	153 keystr = c.toUpperCase().charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	154 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	155 keystr = c.charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	156 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	157 else if (c.match(/^[0-9]$/)) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	158 if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	159 keystr = numShifts[c.charCodeAt(0) - 48].toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	160 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	161 keystr = c.charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	162 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	163 else if (c == '\n')
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	164 keystr = "0a";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	165 else if (c == '\t')
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	166 keystr = "09";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	167 else if (c == '\b')
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	168 keystr = "08";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	169 else if (c == ' ')
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	170 keystr = "20";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	171 else if (c in charshifts) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	172 if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	173 keystr = charshifts[c];
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	174 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	175 keystr = c.charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	176 }
76 a497ecd116d9 Improvements to the keyboard. John "Elwin" Edwards <elwin@sdf.org> parents: 70 diff changeset	177 else if (c in kpkeys) {
a497ecd116d9 Improvements to the keyboard. John "Elwin" Edwards <elwin@sdf.org> parents: 70 diff changeset	178 keystr = kpkeys[c];
a497ecd116d9 Improvements to the keyboard. John "Elwin" Edwards <elwin@sdf.org> parents: 70 diff changeset	179 }
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	180 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	181 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	182 //writeData("Sending " + keystr);
153 c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	183 var msgObj = {"t": "d", "d": keystr};
c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	184 conn.send(JSON.stringify(msgObj));
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	185 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	186 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	187
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	188 function setup() {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	189 keyHexCodes.init();
9 826a7ced69f8 Make the emulator screen resizable. John "Elwin" Edwards <elwin@sdf.org> parents: 7 diff changeset	190 termemu.init("termwrap", 24, 80);
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	191 setTitle("Not connected.");
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	192 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	193 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	194
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	195 function toggleshift() {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	196 termemu.toggleshift();
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	197 keydiv = document.getElementById("shiftkey");
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	198 if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	199 keydiv.className = "keysel";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	200 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	201 keydiv.className = "key";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	202 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	203 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	204
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	205 function togglectrl() {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	206 termemu.togglectrl();
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	207 keydiv = document.getElementById("ctrlkey");
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	208 if (termemu.ctrlp())
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	209 keydiv.className = "keysel";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	210 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	211 keydiv.className = "key";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	212 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	213 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	214
153 c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	215 function login(h, w) {
140 789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	216 if (conn)
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	217 return;
153 c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	218 if (!(window.WebSocket)) {
c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	219 debug(1, "Cannot connect: WebSockets not supported");
c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	220 return;
c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	221 }
140 789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	222 var sockurl = "ws://" + window.location.host + "/sock?w=" + w + "&h=" + h;
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	223 conn = new WebSocket(sockurl);
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	224 conn.onopen = function (event) {
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	225 isalive = true;
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	226 setTitle("Logged in");
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	227 debug(1, "Logged in via WebSocket");
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	228 }
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	229 conn.onmessage = function (event) {
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	230 var msgObj = JSON.parse(event.data);
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	231 if (msgObj.t == 'l') {
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	232 termemu.resize(msgObj.h, msgObj.w);
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	233 }
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	234 else if (msgObj.t == 'd') {
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	235 debug(0, msgObj.d);
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	236 writeData(msgObj.d);
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	237 }
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	238 else if (msgObj.t == 'q') {
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	239 debug(0, "Quit message!");
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	240 conn.close();
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	241 }
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	242 }
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	243 conn.onclose = function (event) {
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	244 conn = null;
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	245 isalive = false;
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	246 debug(1, "WebSocket connection closed.");
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	247 setTitle("Not connected.");
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	248 }
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	249 }
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	250
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	251 function stop() {
140 789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	252 if (conn) {
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	253 conn.close();
789c094675f4 WebTTY: use WebSockets when possible. John "Elwin" Edwards parents: 76 diff changeset	254 }
153 c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	255 else {
c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	256 debug(1, "Cannot stop: connection already closed");
c4a32007d2dc WebTTY: remove polling. John "Elwin" Edwards parents: 140 diff changeset	257 }
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	258 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	259 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	260
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	261 function setTitle(tstr) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	262 var titlespan = document.getElementById("ttitle");
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	263 var tnode = document.createTextNode(tstr);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	264 if (titlespan.childNodes.length == 0)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	265 titlespan.appendChild(tnode);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	266 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	267 titlespan.replaceChild(tnode, titlespan.childNodes[0]);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	268 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	269 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	270
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	271 function debug(level, msg) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	272 if (level < debugSuppress)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	273 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	274 var msgdiv = document.createElement("div");
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	275 var msgtext = document.createTextNode(msg);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	276 msgdiv.appendChild(msgtext);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	277 document.getElementById("debug").appendChild(msgdiv);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	278 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	279 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	280
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	281 /* This should be a termemu method. */
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	282 function textsize(larger) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	283 var cssSize = document.getElementById("term").style.fontSize;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	284 if (!cssSize)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	285 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	286 var match = cssSize.match(/\d*/);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	287 if (!match)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	288 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	289 var csize = Number(match[0]);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	290 var nsize;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	291 if (larger) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	292 if (csize >= 48)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	293 nsize = 48;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	294 else if (csize >= 20)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	295 nsize = csize + 4;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	296 else if (csize >= 12)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	297 nsize = csize + 2;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	298 else if (csize >= 8)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	299 nsize = csize + 1;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	300 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	301 nsize = 8;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	302 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	303 else {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	304 if (csize <= 8)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	305 nsize = 8;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	306 else if (csize <= 12)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	307 nsize = csize - 1;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	308 else if (csize <= 20)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	309 nsize = csize - 2;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	310 else if (csize <= 48)
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	311 nsize = csize - 4;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	312 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	313 nsize = 48;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	314 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	315 document.getElementById("term").style.fontSize = nsize.toString() + "px";
9 826a7ced69f8 Make the emulator screen resizable. John "Elwin" Edwards <elwin@sdf.org> parents: 7 diff changeset	316 termemu.fixsize();
0 bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	317 debug(1, "Changing font size to " + nsize.toString());
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	318 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	319 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	320
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	321 function bell(on) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	322 var imgnode = document.getElementById("bell");
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	323 if (on) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	324 imgnode.style.visibility = "visible";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	325 window.setTimeout(bell, 1500, false);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	326 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	327 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	328 imgnode.style.visibility = "hidden";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	329 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	330 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	331
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	332 function dkey(codestr) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	333 var dstr = "Keystring: ";
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	334 for (var i = 0; i < codestr.length; i += 2) {
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	335 code = Number("0x" + codestr.substr(i, 2));
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	336 if (code < 32 \|\| (code >= 127 && code < 160))
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	337 dstr += "\\x" + code.toString(16);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	338 else
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	339 dstr += String.fromCharCode(code);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	340 }
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	341 debug(1, dstr);
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	342 return;
bd412f63ce0d Put this project under version control, finally. John "Elwin" Edwards <elwin@sdf.org> parents: diff changeset	343 }