harmony 鸿蒙list-item

2023-06-24
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list-item

<list-item> is a child component of the <list> component and is used to display items in a list.

NOTE

This component is supported since API version 4. Updates will be marked with a superscript to indicate their earliest API version.

Child Components

Supported

Attributes

Name	Type	Default Value	Mandatory	Description
id	string	-	No	Unique ID of the component.
style	string	-	No	Style declaration of the component.
class	string	-	No	Style class of the component, which is used to refer to a style table.
ref	string	-	No	Reference information of child elements, which is registered with the parent component on $refs.

Events

Name	Parameter	Description
click	-	Triggered when the component is clicked.
longpress	-	Triggered when the component is long pressed.
swipe⁵⁺	SwipeEvent	Triggered when a user quickly swipes on the component.

Styles

Name	Type	Default Value	Mandatory	Description
width	<length> \|<percentage>⁵⁺	-	No	Component width. If this attribute is not set, the default value 0 is used.
height	<length> \|<percentage>⁵⁺	-	No	Component height. If this attribute is not set, the default value 0 is used.
padding	<length>	0	No	Shorthand attribute to set the padding for all sides. The attribute can have one to four values: - If you set only one value, it specifies the padding for all the four sides. - If you set two values, the first value specifies the top and bottom padding, and the second value specifies the left and right padding. - If you set three values, the first value specifies the top padding, the second value specifies the left and right padding, and the third value specifies the bottom padding. - If you set four values, they respectively specify the padding for top, right, bottom, and left sides (in clockwise order).
padding-[left\|top\|right\|bottom]	<length>	0	No	Left, top, right, and bottom padding.
border-width	<length>	0	No	Shorthand attribute to set the margin for all sides.
border-color	<color>	black	No	Shorthand attribute to set the color for all borders.
border-radius	<length>	-	No	Radius of round-corner borders.
background-color	<color>	-	No	Background color.
opacity⁵⁺	number	1	No	Opacity of an element. The value ranges from 0 to 1. The value 1 means opaque, and 0 means completely transparent.
display	string	flex	No	How and whether to display the box containing an element. Available values are as follows: - flex: flexible layout - none: not rendered