forked from elastic/eui
-
Notifications
You must be signed in to change notification settings - Fork 0
Expand file tree
/
Copy pathcode_editor.js
More file actions
208 lines (176 loc) 路 4.7 KB
/
code_editor.js
File metadata and controls
208 lines (176 loc) 路 4.7 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
import React, { Component } from 'react';
import PropTypes from 'prop-types';
import classNames from 'classnames';
import AceEditor from 'react-ace';
import { htmlIdGenerator, keyCodes } from '../../services';
export class EuiCodeEditor extends Component {
state = {
isHintActive: true,
isEditing: false,
};
idGenerator = htmlIdGenerator();
aceEditorRef = (aceEditor) => {
if (aceEditor) {
this.aceEditor = aceEditor;
aceEditor.editor.textInput.getElement().tabIndex = -1;
aceEditor.editor.textInput.getElement().addEventListener('keydown', this.onKeydownAce);
}
};
onKeydownAce = (ev) => {
if (ev.keyCode === keyCodes.ESCAPE) {
// If the autocompletion context menu is open then we want to let ESCAPE close it but
// **not** exit out of editing mode.
if (!this.aceEditor.editor.completer) {
ev.preventDefault();
ev.stopPropagation();
this.stopEditing();
this.editorHint.focus();
}
}
}
onFocusAce = (...args) => {
this.setState({
isEditing: true,
});
if (this.props.onFocus) {
this.props.onFocus(...args);
}
}
onBlurAce = (...args) => {
this.stopEditing();
if (this.props.onBlur) {
this.props.onBlur(...args);
}
};
onKeyDownHint = (ev) => {
if (ev.keyCode === keyCodes.ENTER) {
ev.preventDefault();
this.startEditing();
}
};
startEditing = () => {
this.setState({
isHintActive: false,
});
this.aceEditor.editor.textInput.focus();
}
stopEditing() {
this.setState({
isHintActive: true,
isEditing: false,
});
}
isCustomMode() {
return typeof this.props.mode === 'object';
}
setCustomMode() {
this.aceEditor.editor.getSession().setMode(this.props.mode);
}
componentDidMount() {
if (this.isCustomMode()) {
this.setCustomMode();
}
}
componentDidUpdate(prevProps) {
if ((this.props.mode !== prevProps.mode) && this.isCustomMode()) {
this.setCustomMode();
}
}
render() {
const {
width,
height,
onBlur, // eslint-disable-line no-unused-vars
isReadOnly,
setOptions,
cursorStart,
...rest
} = this.props;
const classes = classNames('euiCodeEditorWrapper', {
'euiCodeEditorWrapper-isEditing': this.state.isEditing,
});
const promptClasses = classNames('euiCodeEditorKeyboardHint', {
'euiCodeEditorKeyboardHint-isInactive': !this.state.isHintActive,
});
let filteredCursorStart;
const options = { ...setOptions };
if (isReadOnly) {
// Put the cursor at the beginning of the editor, so that it doesn't look like
// a prompt to begin typing.
filteredCursorStart = -1;
Object.assign(options, {
readOnly: true,
highlightActiveLine: false,
highlightGutterLine: false,
});
} else {
filteredCursorStart = cursorStart;
}
const activity = isReadOnly
? 'interacting with the code'
: 'editing';
// Don't use EuiKeyboardAccessible here because it doesn't play nicely with onKeyDown.
const prompt = (
<div
className={promptClasses}
id={this.idGenerator('codeEditor')}
ref={(hint) => { this.editorHint = hint; }}
tabIndex="0"
role="button"
onClick={this.startEditing}
onKeyDown={this.onKeyDownHint}
data-test-subj="codeEditorHint"
>
<p className="euiText">
Press Enter to start {activity}.
</p>
<p className="euiText">
When you’re done, press Escape to stop {activity}.
</p>
</div>
);
if (this.isCustomMode()) {
delete rest.mode; // Otherwise, the AceEditor component will complain about wanting a string value for the mode prop.
}
return (
<div
className={classes}
style={{ width, height }}
data-test-subj="codeEditorContainer"
>
{prompt}
<AceEditor
ref={this.aceEditorRef}
width={width}
height={height}
onFocus={this.onFocusAce}
onBlur={this.onBlurAce}
setOptions={options}
editorProps={{
$blockScrolling: Infinity
}}
cursorStart={filteredCursorStart}
{...rest}
/>
</div>
);
}
}
EuiCodeEditor.propTypes = {
width: PropTypes.string,
height: PropTypes.string,
onBlur: PropTypes.func,
isReadOnly: PropTypes.bool,
setOptions: PropTypes.object,
cursorStart: PropTypes.number,
/**
* Use string for a built-in mode or object for a custom mode
*/
mode: PropTypes.oneOfType([
PropTypes.string,
PropTypes.object
]),
};
EuiCodeEditor.defaultProps = {
setOptions: {},
};