React HtmlEditor API CTP
HtmlEditor is a WYSIWYG editor that allows you to format textual and visual content and to output it in HTML or Markdown. HtmlEditor is built on top of and requires the DevExtreme Quill.
Configuration
This section describes properties that configure the HtmlEditor UI component's contents, behavior, and appearance.
| Name | Description |
|---|---|
| accessKey |
Specifies the shortcut key that sets focus on the UI component. |
| activeStateEnabled |
Specifies whether or not the UI component changes its state when interacting with a user. |
| customizeModules |
Allows you to customize the DevExtreme Quill and 3rd-party modules. |
| disabled |
Specifies whether the UI component responds to user interaction. |
| elementAttr |
Specifies the global attributes to be attached to the UI component's container element. |
| focusStateEnabled |
Specifies whether the UI component can be focused using keyboard navigation. |
| height |
Specifies the UI component's height. |
| hint |
Specifies text for a hint that appears when a user pauses on the UI component. |
| hoverStateEnabled |
Specifies whether the UI component changes its state when a user pauses on it. |
| isValid |
Specifies or indicates whether the editor's value is valid. |
| mediaResizing |
Configures media resizing. |
| mentions |
Configures mentions. |
| name |
The value to be assigned to the |
| onContentReady |
A function that is executed when the UI component's content is ready and each time the content is changed. |
| onDisposing |
A function that is executed before the UI component is disposed of. |
| onFocusIn |
A function that is executed when the UI component gets focus. |
| onFocusOut |
A function that is executed when the UI component loses focus. |
| onInitialized |
A function used in JavaScript frameworks to save the UI component instance. |
| onOptionChanged |
A function that is executed after a UI component property is changed. |
| onValueChanged |
A function that is executed after the UI component's value is changed. |
| placeholder |
Specifies the text displayed when the input field is empty. |
| readOnly |
Specifies whether the editor is read-only. |
| rtlEnabled |
Switches the UI component to a right-to-left representation. |
| tabIndex |
Specifies the number of the element when the Tab key is used for navigating. |
| toolbar |
Configures the UI component's toolbar. |
| validationError |
Information on the broken validation rule. Contains the first item from the validationErrors array. |
| validationErrors |
An array of the validation rules that failed. |
| validationMessageMode |
Specifies how the message about the validation rules that are not satisfied by this editor's value is displayed. |
| validationStatus |
Indicates or specifies the current validation status. |
| value |
Specifies the UI component's value. |
| valueType |
Specifies in which markup language the value is stored. |
| variables |
Configures variables, which are placeholders to be replaced with actual values when processing text. |
| visible |
Specifies whether the UI component is visible. |
| width |
Specifies the UI component's width. |
Methods
| Name | Description |
|---|---|
| beginUpdate() |
Prevents the UI component from refreshing until the endUpdate() method is called. |
| clearHistory() |
Clears the history of changes. |
| defaultOptions(rule) |
Specifies the device-dependent default configuration properties for this component. |
| delete(index, length) |
Deletes content from the given range. |
| dispose() |
Disposes of all the resources allocated to the HtmlEditor instance. |
| element() |
Gets the root UI component element. |
| endUpdate() |
Refreshes the UI component after a call of the beginUpdate() method. |
| focus() |
Sets focus on the UI component. |
| format(formatName, formatValue) |
Applies a format to the selected content. Cannot be used with embedded formats. |
| formatLine(index, length, formatName, formatValue) |
Applies a single block format to all lines in the given range. |
| formatLine(index, length, formats) |
Applies several block formats to all lines in the given range. |
| formatText(index, length, formatName, formatValue) |
Applies a single text format to all characters in the given range. |
| formatText(index, length, formats) |
Applies several text formats to all characters in the given range. |
| get(componentPath) |
Gets a format, module, or Parchment. |
| getFormat(index, length) |
Gets formats applied to the content in the specified range. |
| getInstance(element) |
Gets the instance of a UI component found using its DOM node. |
| getLength() |
Gets the entire content's length. |
| getModule(moduleName) |
Gets the instance of a module. |
| getQuillInstance() |
Gets the DevExtreme Quill's instance. |
| getSelection() |
Gets the selected content's position and length. |
| insertEmbed(index, type, config) |
Inserts an embedded content at the specified position. |
| insertText(index, text, formats) |
Inserts formatted text at the specified position. Used with all formats except embedded. |
| instance() |
Gets the UI component's instance. Use it to access other methods of the UI component. |
| off(eventName) |
Detaches all event handlers from a single event. |
| off(eventName, eventHandler) |
Detaches a particular event handler from a single event. |
| on(eventName, eventHandler) |
Subscribes to an event. |
| on(events) |
Subscribes to events. |
| option() |
Gets all UI component properties. |
| option(optionName) |
Gets the value of a single property. |
| option(optionName, optionValue) |
Updates the value of a single property. |
| option(options) |
Updates the values of several properties. |
| redo() |
Reapplies the most recent undone change. Repeated calls reapply preceding undone changes. |
| register(components) |
Registers custom formats and modules. |
| registerKeyHandler(key, handler) |
Registers a handler to be executed when a user presses a specific key. |
| removeFormat(index, length) |
Removes all formatting and embedded content from the specified range. |
| repaint() |
Repaints the UI component without reloading data. Call it to update the UI component's markup. |
| reset() |
Resets the value property to the default value. |
| resetOption(optionName) |
Resets a property to its default value. |
| setSelection(index, length) |
Selects and highlights content in the specified range. |
| undo() |
Reverses the most recent change. Repeated calls reverse preceding changes. |
Events
| Name | Description |
|---|---|
| contentReady |
Raised when the UI component's content is ready. |
| disposing |
Raised before the UI component is disposed of. |
| focusIn |
Raised when the UI component gets focus. |
| focusOut |
Raised when the UI component loses focus. |
| initialized |
Raised only once, after the UI component is initialized. |
| optionChanged |
Raised after a UI component property is changed. |
| valueChanged |
Raised after the UI component's value is changed. |
If you have technical questions, please create a support ticket in the DevExpress Support Center.