93 lines
2.9 KiB
JavaScript
93 lines
2.9 KiB
JavaScript
/* jslint node: true */
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'use strict';
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// ENiGMA½
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const TextView = require('./text_view.js').TextView;
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const miscUtil = require('./misc_util.js');
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const strUtil = require('./string_util.js');
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// deps
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const _ = require('lodash');
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exports.EditTextView = EditTextView;
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function EditTextView(options) {
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options.acceptsFocus = miscUtil.valueWithDefault(options.acceptsFocus, true);
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options.acceptsInput = miscUtil.valueWithDefault(options.acceptsInput, true);
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options.cursorStyle = miscUtil.valueWithDefault(options.cursorStyle, 'steady block');
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options.resizable = false;
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TextView.call(this, options);
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this.initDefaultWidth();
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this.cursorPos = { row : 0, col : 0 };
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this.clientBackspace = function() {
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const fillCharSGR = this.getStyleSGR(1) || this.getSGR();
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this.client.term.write(`\b${fillCharSGR}${this.fillChar}\b${this.getFocusSGR()}`);
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};
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}
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require('util').inherits(EditTextView, TextView);
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EditTextView.prototype.onKeyPress = function(ch, key) {
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if(key) {
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if(this.isKeyMapped('backspace', key.name)) {
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if(this.text.length > 0) {
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this.text = this.text.substr(0, this.text.length - 1);
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if(this.text.length >= this.dimens.width) {
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this.redraw();
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} else {
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this.cursorPos.col -= 1;
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if(this.cursorPos.col >= 0) {
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this.clientBackspace();
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}
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}
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}
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return EditTextView.super_.prototype.onKeyPress.call(this, ch, key);
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} else if(this.isKeyMapped('clearLine', key.name)) {
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this.text = '';
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this.cursorPos.col = 0;
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this.setFocus(true); // resetting focus will redraw & adjust cursor
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return EditTextView.super_.prototype.onKeyPress.call(this, ch, key);
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}
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}
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if(ch && strUtil.isPrintable(ch)) {
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if(this.text.length < this.maxLength) {
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ch = strUtil.stylizeString(ch, this.textStyle);
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this.text += ch;
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if(this.text.length > this.dimens.width) {
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// no shortcuts - redraw the view
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this.redraw();
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} else {
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this.cursorPos.col += 1;
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if(_.isString(this.textMaskChar)) {
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if(this.textMaskChar.length > 0) {
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this.client.term.write(this.textMaskChar);
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}
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} else {
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this.client.term.write(ch);
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}
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}
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}
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}
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EditTextView.super_.prototype.onKeyPress.call(this, ch, key);
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};
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EditTextView.prototype.setText = function(text) {
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// draw & set |text|
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EditTextView.super_.prototype.setText.call(this, text);
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// adjust local cursor tracking
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this.cursorPos = { row : 0, col : text.length };
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};
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