@wordpress/react-native-aztec Edit

This package provides a component, AztecView, that wraps around the Aztec Android and Aztec iOS libraries in a React Native component.
This component provides rich text editing capabilities that emulate a subset of the HTML functionality.

RCTAztecView RCTAztecView

Render a rich text area that displays the HTML content provided.

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Usage Usage

import RCTAztecView from '@wordpress/react-native-aztec';

const RichText = () => (
    <>
        <RCTAztecView
            text={ {
                text: '<h1>This is a Heading</h1>',
                selection: { start: 0, end: 0 },
            } }
        />
    </>
);

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Props Props

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text text

Object with current HTML string to make editable and selection/caret position.

  • Type: Object, with the following attributes:
    • text: HTML content
    • selection:
    • start, start position of selection
    • end: end position of selection
    • eventCount: if it has a value it’s because this change was originated from the native event.
  • Required: Yes

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blockType blockType

The block type, should contain a tagName prop that indicates what is the HTML tag that this editor displays.

  • Type: Object
  • Required: No
  • Android only

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isMultiline isMultiline

By default, a line break will be inserted on Enter. If the editable field can contain multiple paragraphs, this property can be set to create new paragraphs on Enter.

  • Type: Boolean
  • Required: No

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activeFormats activeFormats

The formats that are currently active. This is reflected on current state of the cursor.

  • Type: Array
  • Required: No

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disableEditingMenu disableEditingMenu

If active disables the contextual menu that allows setting text attributes like Bold/Italic/Strikethrough.

  • Type: Boolean
  • Required: No

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maxImagesWidth maxImagesWidth

The maximum width an image that is part of content provided can have.

  • Type: Number
  • Required: No

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minWidth minWidth

The minimum width the component can have.

  • Type: Number
  • Required: No

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maxWidth maxWidth

The maximum width the component can have.

  • Type: Number
  • Required: No

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fontFamily fontFamily

The font family that will be used as default to display the HTML content.

  • Type: String
  • Required: No

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fontSize fontSize

The font size that will be used as default to display the HTML content.

  • Type: Number
  • Required: No

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fontWeight fontWeight

The font weight that will be used as default to display the HTML content.

  • Type: String
  • Required: No

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fontStyle fontStyle

The font style (bold, italic, ) that will be used as default to display the HTML content.

  • Type: String
  • Required: No

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deleteEnter deleteEnter

When active removes the new line resulting from an enter keypress when that enter keypress is splitting the block.

  • Type: Boolean
  • Required: No
  • Android Only

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color color

Text color.

  • Type: Color
  • Required: No

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selectionColor selectionColor

The color to use for the caret and for the selection background.

  • Type: Color
  • Required: No

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placeholder placeholder

Placeholder text to show when the field is empty.

  • Type: String
  • Required: No

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placeholderTextColor placeholderTextColor

Placeholder text color.

  • Type: Color
  • Required: No

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textAlign textAlign

The alignment for the text displayed. Possible values: Left, Right, Center, Justify.

  • Type: String
  • Required: No

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onChange( value: Event ) onChange( value: Event )

  • Type: function
  • Required: No

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onKeyDown( value: Event ) onKeyDown( value: Event )

Called when a key that belongs the triggerKeyCodes props is pressed.

  • Type: function
  • Required: No

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onFocus( value: Event ) onFocus( value: Event )

Called when then native component is focused on, for example when tapped.

  • Type: function
  • Required: No

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onBlur( value: Event ) onBlur( value: Event )

Called when then native component lost the focus.

  • Type: function
  • Required: No

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onPaste( value: Event ) onPaste( value: Event )

Called when then native component has content pasted in.

  • Type: function
  • Required: No

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onContentSizeChange( value: Event ) onContentSizeChange( value: Event )

Called when then native component size changed.

  • Type: function
  • Required: No

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onCaretVerticalPositionChange( value: Event ) onCaretVerticalPositionChange( value: Event )

Called when the vertical position of the caret changed. This can be used to scroll the container of the component to keep
the caret in focus.

  • Type: function
  • Required: No

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onSelectionChange( value: Event ) onSelectionChange( value: Event )

Called when then selection of the native component changed.

  • Type: function
  • Required: No

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Native Implementation details Native Implementation details

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iOS iOS

On iOS we use a native view called RCTAztecView that inherits an Aztec TextView class.
RCTAztecView adds the following custom behaviours to the TextView class:

  • Overlays a UILabel to display placeholder text
  • Overrides the onPaste method to intercept paste actions and send them to the JS implementation
  • Overrides the insertText and deleteBackward methods in order to detect the following keypresses:
    • delete/backspace to allow handling of custom merge actions
    • enter/new lines to allow handling of custom split actions
    • detection any of triggerKeyCodes
  • Sets the characterToReplaceLastEmptyLine property in the HTMLConverter to be zero width space character to avoid the insertion of a newline at the end of the text blocks
  • Disables the shouldCollapseSpaces flag in the HTMLConverter in order to maintain all spaces inserted by the user

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Android Android

Android uses a native ReactAztecText
view, which extends AztecText
from the Aztec Library for Android. All interactions between
the native ReactAztecText view and the JavaScript code are handled by the ReactAztecManager
view manager.

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License License

GPL v2