Method onKeyDown

tools/xsbug/behaviors.js:246–323

(code, key, repeat, ticks)

			code.select(0, code.length)
	}
	onKeyDown(code, key, repeat, ticks) {
		var charCode = this.filterKey(code, key);
		if (!charCode) return false
		var insertions = null;
		if (charCode == 28) /* left */
			this.onCursorX(code, -1);
		else if (charCode == 29) /* right */
			this.onCursorX(code, 1);
		else if (charCode == 30) /* up */
			this.onCursorY(code, -1);
		else if (charCode == 31) /* down */
			this.onCursorY(code, 1);
		else {
			if (controlKey) return false;
			this.onCursorCancel(code);
			switch (charCode) {
			case 1: /* home */
				code.select(0, 0);
				this.onSelected(code);
				break;
			case 2: /* delete selection */
				insertions = "";
				break;
			case 4: /* end */
				code.select(code.length, 0);
				this.onSelected(code);
				break;
			case 8: /* backspace */
				if (code.selectionLength == 0)
					code.select(code.selectionOffset - 1, 1)
				insertions = "";
				break;
			case 9: /* tab */
				if (code.selectionLength > 0) {
					this.onChanging(code);
					code.tab(true);
					this.onChanged(code);
					this.onReveal(code);
					return true;
				}
				insertions = key;
				break;
			case 25: /* shift tab */
				if (code.selectionLength > 0) {
					this.onChanging(code);
					code.tab(false);
					this.onChanged(code);
					this.onReveal(code);
					return true;
				}
				insertions = "\t";
				break;
			case 3: /* enter */
			case 13: /* return */
				insertions = "\n";
				var from = code.findLineBreak(code.selectionOffset, false);
				if ((from < code.selectionOffset) && code.isSpace(from)) {
					var to = code.findWordBreak(from, true);