harmony 鸿蒙Click Control

2022-08-09
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Click Control

Click control attributes are used to set whether a component can respond to finger interactions such as click and touch events.

NOTE

The APIs of this module are supported since API version 7. Updates will be marked with a superscript to indicate their earliest API version.

Attributes

Name	Type	Description
touchable^(deprecated)	boolean	Whether the component can respond to finger interactions such as click and touch events. Default value: true NOTE This API is deprecated since API version 9. You are advised to use hitTestBehavior instead.

Example

// xxx.ets
@Entry
@Component
struct TouchAbleExample {
  @State text1: string = ''
  @State text2: string = ''

  build() {
    Stack() {
      Rect()
        .fill(Color.Gray).width(150).height(150)
        .onClick(() => {
          console.info(this.text1 = 'Rect Clicked')
        })
        .overlay(this.text1, { align: Alignment.Bottom, offset: { x: 0, y: 20 } })
      Ellipse()
        .fill(Color.Pink).width(150).height(80)
        .touchable(false) // When the Ellipse area is touched, the message "Ellipse Clicked" is not displayed.
        .onClick(() => {
          console.info(this.text2 = 'Ellipse Clicked')
        })
        .overlay(this.text2, { align: Alignment.Bottom, offset: { x: 0, y: 20 } })
    }.margin(100)
  }
}

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