swiper

The <swiper> component provides a container that allows users to switch among child components using swipe gestures.

NOTE

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

Child Components

All child components except <list> are supported.

Attributes

Name	Type	Default Value	Mandatory	Description
index	number	0	No	Index of the child component currently displayed in the container.
loop	boolean	true	No	Whether to enable looping.
duration	number	-	No	Duration of the autoplay for child component switching.
vertical	boolean	false	No	Whether the swipe gesture is performed vertically. A vertical swipe uses the vertical indicator. The value cannot be dynamically updated.
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
change	{ index: currentIndex }	Triggered when the index of the currently displayed component changes.
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.
margin	<length> |<percentage>5+	0	No	Shorthand attribute to set the margin for all sides. The attribute can have one to four values: - If you set only one value, it specifies the margin for all the four sides. - If you set two values, the first value specifies the top and bottom margins, and the second value specifies the left and right margins. - If you set three values, the first value specifies the top margin, the second value specifies the left and right margins, and the third value specifies the bottom margin. - If you set four values, they respectively specify the margin for top, right, bottom, and left sides (in clockwise order).
margin-[left|top|right|bottom]	<length> |<percentage>5+	0	No	Left, top, right, and bottom margins.
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
[left|top]	<length> |<percentage>6+	-	No	Edge of the element. - left: left edge position of the element. This attribute defines the offset between the left edge of the margin area of a positioned element and left edge of its containing block. - top: top edge position of the element. This attribute defines the offset between the top edge of a positioned element and that of a block included in the element.

Example

<!-- xxx.hml -->
<swiper class="container" index="{{index}}">
  <div class="swiper-item primary-item">
    <text>1</text>
  </div>
  <div class="swiper-item warning-item">
    <text>2</text>
  </div>
  <div class="swiper-item success-item">
    <text>3</text>
  </div>
</swiper>

/* xxx.css */
.container {
  left: 0px;
  top: 0px;
  width: 454px;
  height: 454px;
}
.swiper-item {
  width: 454px;
  height: 454px;
  justify-content: center;
  align-items: center;
}
.primary-item {
  background-color: #007dff;
}
.warning-item {
  background-color: #ff7500;
}
.success-item {
  background-color: #41ba41;
}

/* xxx.js */
export default {
  data: {
    index: 1
  }
}

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