Angular HtmlEditor API

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.

import { DxHtmlEditorModule } from "devextreme-angular"

Selector: dx-html-editor

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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 the UI component changes its state as a result of user interaction.
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 `name` attribute of the underlying HTML element.
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.
stylingMode	Specifies how the HtmlEditor's toolbar and content field are styled.
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

This section describes methods that control the HtmlEditor UI component.

Name	Description
beginUpdate()	Prevents the UI component from refreshing until the endUpdate() method is called.
blur()	Removes focus from the content field of the editor.
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 content field of the editor.
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.
getBounds(index, length)	Retrieves the pixel position and size of a selection at a specified location.
getFormat()	Retrieves formatting of the text within the current selection range.
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.
getText(index, length)	Retrieves text content from the HtmlEditor.
insertEmbed(index, type, config)	Inserts an embedded content at the specified position.
insertText(index, text, formatName, formatValue)	Inserts text into the HtmlEditor.
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

This section describes events that the HtmlEditor UI component raises.

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.

Angular HtmlEditor API

See Also

Configuration

See Also

Methods

See Also

Events

See Also