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annotate shterm.js @ 5:e880f7589db5

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Add support for the delete key.
author John "Elwin" Edwards <elwin@sdf.org>
date Mon, 07 May 2012 12:50:02 -0700
parents ee22eb9ab009
children 21738794755e
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1
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1 /* shterm.js: browser-side JavaScript to handle I/O for termemu.js when it
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2 * is running a shell via the webtty.js server.
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3 */
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4
0
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5 // A state machine that keeps track of polling the server.
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6 var ajaxstate = {
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7 state: 0,
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8 timerID: null,
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9 clear: function () {
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10 if (this.timerID != null) {
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11 window.clearTimeout(this.timerID);
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12 this.timerID = null;
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13 }
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14 },
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15 set: function (ms) {
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16 this.clear();
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17 this.timerID = window.setTimeout(getData, ms);
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18 },
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19 gotdata: function () {
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20 this.set(100);
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21 this.state = 0;
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22 },
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23 gotnothing: function () {
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24 if (this.state == 0) {
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25 this.set(100);
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26 this.state = 1;
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27 }
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28 else if (this.state == 1) {
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29 this.set(300);
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30 this.state = 2;
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31 }
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32 else if (this.state == 2) {
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33 this.set(1000);
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34 this.state = 3;
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35 }
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36 else {
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37 this.set(5000);
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38 this.state = 3;
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39 }
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40 },
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41 posted: function () {
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42 this.set(100);
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43 this.state = 0;
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44 }
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45 };
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46
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47 function writeData(hexstr) {
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48 var codenum;
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49 var codes = [];
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50 var nc;
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51 var u8wait = 0; /* Stores bits from previous bytes of multibyte sequences. */
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52 var expect = 0; /* The number of 10------ bytes expected. */
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53 /* UTF-8 translation. */
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54 for (var i = 0; i < hexstr.length; i += 2) {
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55 nc = Number("0x" + hexstr.substr(i, 2));
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56 if (nc < 0x7F) {
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57 /* 0------- */
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58 codes.push(nc);
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59 /* Any incomplete sequence will be discarded. */
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60 u8wait = 0;
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61 expect = 0;
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62 }
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63 else if (nc < 0xC0) {
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64 /* 10------ : part of a multibyte sequence */
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65 if (expect > 0) {
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66 u8wait <<= 6;
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67 u8wait += (nc & 0x3F);
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68 expect--;
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69 if (expect == 0) {
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70 codes.push(u8wait);
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71 u8wait = 0;
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72 }
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73 }
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74 else {
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75 /* Assume an initial byte was missed. */
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76 u8wait = 0;
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77 }
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78 }
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79 /* These will all discard any incomplete sequence. */
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80 else if (nc < 0xE0) {
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81 /* 110----- : introduces 2-byte sequence */
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82 u8wait = (nc & 0x1F);
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83 expect = 1;
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84 }
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85 else if (nc < 0xF0) {
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86 /* 1110---- : introduces 3-byte sequence */
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87 u8wait = (nc & 0x0F);
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88 expect = 2;
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89 }
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90 else if (nc < 0xF8) {
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91 /* 11110--- : introduces 4-byte sequence */
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92 u8wait = (nc & 0x07);
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93 expect = 3;
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94 }
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95 else if (nc < 0xFC) {
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96 /* 111110-- : introduces 5-byte sequence */
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97 u8wait = (nc & 0x03);
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98 expect = 4;
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99 }
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100 else if (nc < 0xFE) {
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101 /* 1111110- : introduces 6-byte sequence */
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102 u8wait = (nc & 0x01);
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103 expect = 5;
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104 }
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105 else {
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106 /* 1111111- : should never appear */
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107 u8wait = 0;
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108 expect = 0;
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109 }
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110 /* Supporting all 31 bits is probably overkill... */
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111 }
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112 termemu.write(codes);
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113 return;
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114 }
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115
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116 function getData() {
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117 if (!termemu.alive)
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118 return;
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119 var datareq = new XMLHttpRequest();
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120 datareq.onreadystatechange = function () {
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121 if (datareq.readyState == 4 && datareq.status == 200) {
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122 var datalines = datareq.responseText.split("\n");
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123 if (!datalines[0]) {
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124 return;
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125 }
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126 else if (datalines[0] == "E1") {
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127 termemu.alive = false;
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128 return;
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129 }
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130 else if (datalines[0].charAt(0) != 'd') {
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131 return;
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132 }
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133 if (datalines[1]) {
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134 writeData(datalines[1]);
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135 ajaxstate.gotdata();
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136 }
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137 else {
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138 ajaxstate.gotnothing();
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139 }
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140 return;
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141 }
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142 };
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143 datareq.open('GET', '/feed', true);
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144 datareq.send(null);
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145 return;
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146 }
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147
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148 function postResponseHandler() {
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149 if (this.readyState == 4 && this.status == 200) {
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150 var datalines = this.responseText.split("\n");
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diff changeset
151 if (!datalines[0])
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
152 return;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
153 else if (datalines[0] == "E1") {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
154 termemu.alive = false;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
155 return;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
156 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
157 else if (datalines[0].charAt(0) != "d")
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
158 return;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
159 /* It is a data message */
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
160 if (datalines[1]) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
161 writeData(datalines[1]);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
162 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
163 ajaxstate.posted();
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
164 return;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
165 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
166 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
167
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
168 function sendback(str) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
169 /* For responding to terminal queries. */
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
170 var datareq = new XMLHttpRequest();
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
171 datareq.onreadystatechange = postResponseHandler;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
172 datareq.open('POST', '/feed', true);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
173 datareq.send("keys=" + str);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
174 return;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
175 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
176
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
177 /* ASCII values of keys 0-9. */
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
178 var numShifts = [41, 33, 64, 35, 36, 37, 94, 38, 42, 40];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
179
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
180 var keyHexCodes = {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
181 init: function () {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
182 this[KeyboardEvent.DOM_VK_RETURN] = ["0d", "0d"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
183 this[KeyboardEvent.DOM_VK_SPACE] = ["20", "20"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
184 this[KeyboardEvent.DOM_VK_TAB] = ["09", "09"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
185 this[KeyboardEvent.DOM_VK_BACK_QUOTE] = ["60", "7e"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
186 this[KeyboardEvent.DOM_VK_OPEN_BRACKET] = ["5b", "7b"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
187 this[KeyboardEvent.DOM_VK_CLOSE_BRACKET] = ["5d", "7d"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
188 this[KeyboardEvent.DOM_VK_BACK_SLASH] = ["5c", "7c"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
189 this[KeyboardEvent.DOM_VK_SEMICOLON] = ["3b", "3a"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
190 this[KeyboardEvent.DOM_VK_QUOTE] = ["27", "22"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
191 this[KeyboardEvent.DOM_VK_COMMA] = ["2c", "3c"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
192 this[KeyboardEvent.DOM_VK_PERIOD] = ["2e", "3e"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
193 this[KeyboardEvent.DOM_VK_SLASH] = ["2f", "3f"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
194 this[KeyboardEvent.DOM_VK_EQUALS] = ["3d", "2b"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
195 this[KeyboardEvent.DOM_VK_SUBTRACT] = ["2d", "5f"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
196 this[KeyboardEvent.DOM_VK_BACK_SPACE] = ["08", "08"];
5
e880f7589db5 Add support for the delete key.
John "Elwin" Edwards <elwin@sdf.org>
parents: 4
diff changeset
197 this[KeyboardEvent.DOM_VK_DELETE] = ["1b5b337e", "1b5b337e"];
0
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
198 this[KeyboardEvent.DOM_VK_ESCAPE] = ["1b", "1b"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
199 this[KeyboardEvent.DOM_VK_PAGE_UP] = ["1b5b357e", "1b5b357e"];
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parents:
diff changeset
200 this[KeyboardEvent.DOM_VK_PAGE_DOWN] = ["1b5b367e", "1b5b367e"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
201 this.appCursor(false);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
202 this.appKeypad(false);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
203 },
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
204 /* Multi-char control sequences! Neat! */
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
205 appCursor: function (on) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
206 /* Aren't special keys vile? */
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
207 if (on) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
208 this[KeyboardEvent.DOM_VK_LEFT] = ["1b4f44", "1b4f44"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
209 this[KeyboardEvent.DOM_VK_RIGHT] = ["1b4f43", "1b4f43"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
210 this[KeyboardEvent.DOM_VK_UP] = ["1b4f41", "1b4f41"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
211 this[KeyboardEvent.DOM_VK_DOWN] = ["1b4f42", "1b4f42"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
212 this[KeyboardEvent.DOM_VK_END] = ["1b4f46", "1b4f46"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
213 this[KeyboardEvent.DOM_VK_HOME] = ["1b4f48", "1b4f48"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
214 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
215 else {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
216 this[KeyboardEvent.DOM_VK_LEFT] = ["1b5b44", "1b5b44"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
217 this[KeyboardEvent.DOM_VK_RIGHT] = ["1b5b43", "1b5b43"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
218 this[KeyboardEvent.DOM_VK_UP] = ["1b5b41", "1b5b41"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
219 this[KeyboardEvent.DOM_VK_DOWN] = ["1b5b42", "1b5b42"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
220 this[KeyboardEvent.DOM_VK_END] = ["1b5b46", "1b5b46"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
221 this[KeyboardEvent.DOM_VK_HOME] = ["1b5b48", "1b5b48"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
222 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
223 },
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
224 appKeypad: function (on) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
225 /* In theory, these should produce either numerals or the k[a-c][1-3]
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
226 * sequences. Since we can't count on the terminfo description actually
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
227 * containing those sequences, pretend they're just arrow keys etc.
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
228 */
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
229 this[KeyboardEvent.DOM_VK_NUMPAD1] = ["1b4f46", "1b4f46"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
230 this[KeyboardEvent.DOM_VK_NUMPAD2] = ["1b4f42", "1b4f42"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
231 this[KeyboardEvent.DOM_VK_NUMPAD3] = ["1b5b367e", "1b5b367e"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
232 this[KeyboardEvent.DOM_VK_NUMPAD4] = ["1b4f44", "1b4f44"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
233 this[KeyboardEvent.DOM_VK_NUMPAD5] = ["1b5b45", "1b5b45"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
234 this[KeyboardEvent.DOM_VK_NUMPAD6] = ["1b4f43", "1b4f43"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
235 this[KeyboardEvent.DOM_VK_NUMPAD7] = ["1b4f48", "1b4f48"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
236 this[KeyboardEvent.DOM_VK_NUMPAD8] = ["1b4f41", "1b4f41"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
237 this[KeyboardEvent.DOM_VK_NUMPAD9] = ["1b5b357e", "1b5b357e"];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
238 return;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
239 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
240 };
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
241
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
242 function sendkey(ev) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
243 var keynum = ev.keyCode;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
244 var code;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
245 if (keynum >= ev.DOM_VK_A && keynum <= ev.DOM_VK_Z) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
246 /* Letters. This assumes the codes are 65-90. */
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
247 if (ev.ctrlKey)
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
248 keynum -= 64;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
249 else if (!ev.shiftKey)
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
250 keynum += 32;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
251 code = keynum.toString(16);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
252 if (code.length < 2)
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
253 code = "0" + code;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
254 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
255 else if (keynum >= ev.DOM_VK_0 && keynum <= ev.DOM_VK_9) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
256 /* The number row. */
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
257 if (ev.shiftKey) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
258 code = numShifts[keynum - 48].toString(16);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
259 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
260 else {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
261 code = keynum.toString(16);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
262 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
263 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
264 else if (keynum in keyHexCodes) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
265 if (ev.shiftKey)
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
266 code = keyHexCodes[keynum][1];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
267 else
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
268 code = keyHexCodes[keynum][0];
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
269 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
270 else if (keynum == ev.DOM_VK_SHIFT || keynum == ev.DOM_VK_CONTROL ||
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
271 keynum == ev.DOM_VK_ALT || keynum == ev.DOM_VK_CAPS_LOCK) {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
272 return;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
273 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
274 else {
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
275 debug(1, "Ignoring keycode " + keynum);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
276 return;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
277 }
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
278 if (termemu.alive)
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
279 ev.preventDefault();
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
280 var datareq = new XMLHttpRequest();
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
281 datareq.onreadystatechange = postResponseHandler;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
282 datareq.open('POST', '/feed', true);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
283 datareq.send("keys=" + code);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
284 //dkey(code);
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
285 return;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
286 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
287
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
288 var charshifts = { '-': "5f", '=': "2b", '[': "7b", ']': "7d", '\\': "7c",
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
289 ';': "3a", '\'': "22", ',': "3c", '.': "3e", '/': "3f", '`': "7e"
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
290 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
291
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
292 function vkey(c) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
293 var keystr;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
294 if (c.match(/^[a-z]$/)) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
295 if (termemu.ctrlp()) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
296 var n = c.charCodeAt(0) - 96;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
297 keystr = n.toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
298 if (keystr.length < 2)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
299 keystr = "0" + keystr;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
300 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
301 else if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
302 keystr = c.toUpperCase().charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
303 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
304 keystr = c.charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
305 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
306 else if (c.match(/^[0-9]$/)) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
307 if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
308 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
309 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
310 keystr = c.charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
311 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
312 else if (c == '\n')
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
313 keystr = "0a";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
314 else if (c == '\t')
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
315 keystr = "09";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
316 else if (c == '\b')
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
317 keystr = "08";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
318 else if (c == ' ')
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
319 keystr = "20";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
320 else if (c in charshifts) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
321 if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
322 keystr = charshifts[c];
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
323 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
324 keystr = c.charCodeAt(0).toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
325 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
326 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
327 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
328 //writeData("Sending " + keystr);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
329 var datareq = new XMLHttpRequest();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
330 datareq.onreadystatechange = postResponseHandler;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
331 datareq.open('POST', '/feed', true);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
332 datareq.send("keys=" + keystr);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
333 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
334 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
335
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
336 function setup() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
337 keyHexCodes.init();
4
ee22eb9ab009 Client: don't assume the terminal is 24x80.
John "Elwin" Edwards <elwin@sdf.org>
parents: 1
diff changeset
338 termemu.init("termwrap", 24, 80);
0
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
339 setTitle("Not connected.");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
340 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
341 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
342
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
343 function toggleshift() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
344 termemu.toggleshift();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
345 keydiv = document.getElementById("shiftkey");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
346 if (termemu.shiftp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
347 keydiv.className = "keysel";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
348 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
349 keydiv.className = "key";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
350 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
351 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
352
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
353 function togglectrl() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
354 termemu.togglectrl();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
355 keydiv = document.getElementById("ctrlkey");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
356 if (termemu.ctrlp())
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
357 keydiv.className = "keysel";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
358 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
359 keydiv.className = "key";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
360 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
361 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
362
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
363 function login() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
364 if (termemu.alive)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
365 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
366 var req = new XMLHttpRequest();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
367 req.onreadystatechange = function () {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
368 if (req.readyState == 4 && req.status == 200) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
369 var datalines = req.responseText.split("\n");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
370 if (datalines[0] == 'l1') {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
371 /* Success */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
372 termemu.alive = true;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
373 setTitle("Logged in");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
374 debug(1, "Logged in with id " + datalines[1]);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
375 getData();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
376 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
377 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
378 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
379 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
380 };
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
381 req.open('POST', '/login', true);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
382 req.send("login=login");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
383 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
384 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
385
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
386 function stop() {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
387 var req = new XMLHttpRequest();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
388 req.onreadystatechange = function () {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
389 if (req.readyState == 4 && req.status == 200) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
390 var datalines = req.responseText.split("\n");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
391 /* Figure out whether or not it worked. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
392 termemu.alive = false;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
393 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
394 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
395 };
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
396 req.open('POST', '/feed', true);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
397 req.send("quit=quit");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
398 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
399 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
400
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
401 function setTitle(tstr) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
402 var titlespan = document.getElementById("ttitle");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
403 var tnode = document.createTextNode(tstr);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
404 if (titlespan.childNodes.length == 0)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
405 titlespan.appendChild(tnode);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
406 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
407 titlespan.replaceChild(tnode, titlespan.childNodes[0]);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
408 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
409 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
410
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
411 function debug(level, msg) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
412 if (level < debugSuppress)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
413 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
414 var msgdiv = document.createElement("div");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
415 var msgtext = document.createTextNode(msg);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
416 msgdiv.appendChild(msgtext);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
417 document.getElementById("debug").appendChild(msgdiv);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
418 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
419 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
420
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
421 /* This should be a termemu method. */
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
422 function textsize(larger) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
423 var cssSize = document.getElementById("term").style.fontSize;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
424 if (!cssSize)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
425 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
426 var match = cssSize.match(/\d*/);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
427 if (!match)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
428 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
429 var csize = Number(match[0]);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
430 var nsize;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
431 if (larger) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
432 if (csize >= 48)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
433 nsize = 48;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
434 else if (csize >= 20)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
435 nsize = csize + 4;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
436 else if (csize >= 12)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
437 nsize = csize + 2;
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John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
438 else if (csize >= 8)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
439 nsize = csize + 1;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
440 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
441 nsize = 8;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
442 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
443 else {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
444 if (csize <= 8)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
445 nsize = 8;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
446 else if (csize <= 12)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
447 nsize = csize - 1;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
448 else if (csize <= 20)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
449 nsize = csize - 2;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
450 else if (csize <= 48)
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
451 nsize = csize - 4;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
452 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
453 nsize = 48;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
454 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
455 document.getElementById("term").style.fontSize = nsize.toString() + "px";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
456 termemu.resize();
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
457 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
458 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
459 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
460
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
461 function bell(on) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
462 var imgnode = document.getElementById("bell");
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
463 if (on) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
464 imgnode.style.visibility = "visible";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
465 window.setTimeout(bell, 1500, false);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
466 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
467 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
468 imgnode.style.visibility = "hidden";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
469 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
470 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
471
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
472 function dkey(codestr) {
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
473 var dstr = "Keystring: ";
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
474 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
475 code = Number("0x" + codestr.substr(i, 2));
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
476 if (code < 32 || (code >= 127 && code < 160))
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
477 dstr += "\\x" + code.toString(16);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
478 else
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
479 dstr += String.fromCharCode(code);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
480 }
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
481 debug(1, dstr);
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
482 return;
bd412f63ce0d Put this project under version control, finally.
John "Elwin" Edwards <elwin@sdf.org>
parents:
diff changeset
483 }