Ace Editor
May 23, 2020 ยท View on GitHub
This is the main component of React-Ace. It creates an instance of the Ace Editor.
Demo
http://securingsincity.github.io/react-ace/
Example Code
import React from "react";
import { render } from "react-dom";
import AceEditor from "react-ace";
import "ace-builds/src-noconflict/mode-java";
import "ace-builds/src-noconflict/theme-github";
import "ace-builds/src-noconflict/ext-language_tools"
function onChange(newValue) {
console.log("change", newValue);
}
// Render editor
render(
<AceEditor
mode="java"
theme="github"
onChange={onChange}
name="UNIQUE_ID_OF_DIV"
editorProps={{ $blockScrolling: true }}
setOptions={{
enableBasicAutocompletion: true,
enableLiveAutocompletion: true,
enableSnippets: true
}}
/>,
document.getElementById("example")
);
Available Props
| Prop | Default | Type | Description |
|---|---|---|---|
| name | 'ace-editor' | String | Unique Id to be used for the editor |
| placeholder | null | String | Placeholder text to be displayed when editor is empty |
| mode | '' | String | Language for parsing and code highlighting |
| theme | '' | String | theme to use |
| value | '' | String | value you want to populate in the code highlighter |
| defaultValue | '' | String | Default value of the editor |
| height | '500px' | String | CSS value for height |
| width | '500px' | String | CSS value for width |
| className | String | custom className | |
| fontSize | 12 | Number | pixel value for font-size |
| showGutter | true | Boolean | show gutter |
| showPrintMargin | true | Boolean | show print margin |
| highlightActiveLine | true | Boolean | highlight active line |
| focus | false | Boolean | whether to focus |
| cursorStart | 1 | Number | the location of the cursor |
| wrapEnabled | false | Boolean | Wrapping lines |
| readOnly | false | Boolean | make the editor read only |
| minLines | Number | Minimum number of lines to be displayed | |
| maxLines | Number | Maximum number of lines to be displayed | |
| enableBasicAutocompletion | false | Boolean | Enable basic autocompletion |
| enableLiveAutocompletion | false | Boolean | Enable live autocompletion |
| enableSnippets | false | Boolean | Enable snippets |
| tabSize | 4 | Number | tabSize |
| debounceChangePeriod | null | Number | A debounce delay period for the onChange event |
| onLoad | Function | called on editor load. The first argument is the instance of the editor | |
| onBeforeLoad | Function | called before editor load. the first argument is an instance of ace | |
| onChange | Function | occurs on document change it has 2 arguments the value and the event. | |
| onCopy | Function | triggered by editor copy event, and passes text as argument | |
| onPaste | Function | Triggered by editor paste event, and passes text as argument | |
| onSelectionChange | Function | triggered by editor selectionChange event, and passes a Selection as it's first argument and the event as the second | |
| onCursorChange | Function | triggered by editor changeCursor event, and passes a Selection as it's first argument and the event as the second | |
| onFocus | Function | triggered by editor focus event | |
| onBlur | Function | triggered by editor blur event.It has two arguments event and editor | |
| onInput | Function | triggered by editor input event | |
| onScroll | Function | triggered by editor scroll event | |
| onValidate | Function | triggered, when annotations are changed | |
| editorProps | Object | properties to apply directly to the Ace editor instance | |
| setOptions | Object | options to apply directly to the Ace editor instance | |
| keyboardHandler | String | corresponding to the keybinding mode to set (such as vim or emacs) | |
| commands | Array | new commands to add to the editor | |
| annotations | Array | annotations to show in the editor i.e. [{ row: 0, column: 2, type: 'error', text: 'Some error.'}], displayed in the gutter | |
| markers | Array | markers to show in the editor, i.e. [{ startRow: 0, startCol: 2, endRow: 1, endCol: 20, className: 'error-marker', type: 'background' }]. Make sure to define the class (eg. ".error-marker") and set position: absolute for it. | |
| style | Object | camelCased properties |