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moveable cursor and temporary shell history

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This commit is contained in:
overflowerror 2014-05-24 00:58:06 +02:00
parent be0e09e01b
commit a4f007cce1
1 changed files with 79 additions and 7 deletions
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82
wish-sys/sys-part/bin/wsh.js
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@ -97,6 +97,9 @@ WshClass.prototype.iCommands = {
}
WshClass.prototype.state = 0;
WshClass.prototype.input = new Array();
WshClass.prototype.inputIndex = 0;
WshClass.prototype.history = new Array();
WshClass.prototype.historyIndex = 0;
WshClass.prototype.childList = new Array();
WshClass.prototype.main = function(args) {
console.log("wsh " + this.pid + ": adding to scheduler job list");
@ -171,20 +174,89 @@ WshClass.prototype.tick = function() {
if (!char.length)
break;
var code = char.charCodeAt(0);
if (KeyCodes.isBackspace(code)) {
if (!this.input.length)
if (KeyCodes.isUp(code)) {
if (this.historyIndex == 0)
break;
this.input.pop();
for (var i = this.inputIndex; i < this.input.length; i++) {
stdout.write("\033[1C");
}
for (var i = 0; i < this.input.length; i++) {
stdout.write("\033[1D \033[1D");
}
this.input = clone(this.history[--this.historyIndex]);
this.inputIndex = this.input.length;
stdout.write(this.input.join(""));
break;
}
if (KeyCodes.isDown(code)) {
if (this.historyIndex == this.history.length)
break;
for (var i = this.inputIndex; i < this.input.length; i++) {
stdout.write("\033[1C");
}
for (var i = 0; i < this.input.length; i++) {
stdout.write("\033[1D \033[1D");
}
if (this.historyIndex + 1 == this.history.length) {
this.input = new Array();
this.inputIndex = this.input.length;
this.historyIndex = this.history.length;
} else {
this.input = clone(this.history[++this.historyIndex]);
this.inputIndex = this.input.length;
}
stdout.write(this.input.join(""));
break;
}
if (KeyCodes.isLeft(code)) {
if (this.inputIndex == 0)
break;
this.inputIndex--;
stdout.write("\033[1D");
break;
}
if (KeyCodes.isRight(code)) {
if (this.inputIndex == this.input.length)
break;
this.inputIndex++;
stdout.write("\033[1C");
break;
}
if (KeyCodes.isBackspace(code)) {
if (this.inputIndex == 0)
break;
for (var i = this.inputIndex; i < this.input.length; i++) {
stdout.write("\033[1C");
}
for (var i = 0; i < this.input.length; i++) {
stdout.write("\033[1D \033[1D");
}
this.input.splice(--this.inputIndex, 1);
stdout.write(this.input.join(""));
for (var i = this.input.length; i > this.inputIndex; i--) {
stdout.write("\033[1D");
}
break;
}
if (KeyCodes.isEnter(code)) {
this.history.push(clone(this.input));
this.historyIndex = this.history.length;
this.inputIndex = 0;
stdout.write("\n");
this.parseLine();
break;
}
this.input.push(char);
stdout.write(char);
this.historyIndex = this.history.length;
for (var i = 0; i < this.inputIndex; i++) {
stdout.write("\033[1D \033[1D");
}
this.input.splice(this.inputIndex++, 0, char);
stdout.write(this.input.join(""));
for (var i = this.input.length; i > this.inputIndex; i--) {
stdout.write("\033[1D");
}
break;
case 3:
break;