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Files
Boostnote/lib/components/CodeEditor.js

95 lines
2.6 KiB
JavaScript

import React from 'react'
import ReactDOM from 'react-dom'
import modes from 'boost/vars/modes'
import _ from 'lodash'
var ace = window.ace
module.exports = React.createClass({
propTypes: {
code: React.PropTypes.string,
mode: React.PropTypes.string,
className: React.PropTypes.string,
onChange: React.PropTypes.func,
readOnly: React.PropTypes.bool
},
getDefaultProps: function () {
return {
readOnly: false
}
},
componentWillReceiveProps: function (nextProps) {
if (nextProps.readOnly !== this.props.readOnly) {
this.editor.setReadOnly(!!nextProps.readOnly)
}
},
componentDidMount: function () {
var el = ReactDOM.findDOMNode(this.refs.target)
var editor = this.editor = ace.edit(el)
editor.$blockScrolling = Infinity
editor.setValue(this.props.code)
editor.renderer.setShowGutter(true)
editor.setTheme('ace/theme/xcode')
editor.clearSelection()
editor.moveCursorTo(0, 0)
editor.commands.addCommand({
name: 'Emacs cursor up',
bindKey: {mac: 'Ctrl-P'},
exec: function (editor) {
editor.navigateUp(1)
},
readOnly: true
})
editor.setReadOnly(!!this.props.readOnly)
var session = editor.getSession()
let mode = _.findWhere(modes, {name: this.props.mode})
let syntaxMode = mode != null
? mode.mode
: 'text'
session.setMode('ace/mode/' + syntaxMode)
session.setUseSoftTabs(true)
session.setOption('useWorker', false)
session.setUseWrapMode(true)
session.on('change', function (e) {
if (this.props.onChange != null) {
var value = editor.getValue()
this.props.onChange(e, value)
}
}.bind(this))
},
componentDidUpdate: function (prevProps) {
if (this.editor.getValue() !== this.props.code) {
this.editor.setValue(this.props.code)
this.editor.clearSelection()
}
if (prevProps.mode !== this.props.mode) {
var session = this.editor.getSession()
let mode = _.findWhere(modes, {name: this.props.mode})
let syntaxMode = mode != null
? mode.mode
: 'text'
session.setMode('ace/mode/' + syntaxMode)
}
},
getFirstVisibleRow: function () {
return this.editor.getFirstVisibleRow()
},
getCursorPosition: function () {
return this.editor.getCursorPosition()
},
moveCursorTo: function (row, col) {
this.editor.moveCursorTo(row, col)
},
scrollToLine: function (num) {
this.editor.scrollToLine(num, false, false)
},
render: function () {
return (
<div ref='target' className={this.props.className == null ? 'CodeEditor' : 'CodeEditor ' + this.props.className}></div>
)
}
})