Name	Type	Default Value	Mandatory	Description
target	string	-	No	Target element selector. After the target element selector is used, a menu is automatically displayed when you click the target element. The pop-up menu is preferentially displayed in the lower right corner of the target element. When the visible space on the right is insufficient, the menu is moved leftward. When the visible space in the lower part is insufficient, the menu is moved upward.
type	string	click	No	Mode in which the target element triggers the pop-up window. Available values are as follows: click: Click the element to trigger the pop-up window. longpress: Press and hold the element to trigger the pop-up window.
title	string	-	No	Title of the pop-up window.
id	string	-	No	Unique ID of a component.
style	string	-	No	Style declaration of a component.
class	string	-	No	Style class of a component, which is used to refer to a style table.

Event

Name	Parameter	Description
selected	{ value:value }	Triggered when a value in the menu is selected. The returned value is the value attribute of the <option> component.
cancel	-	Triggered when an operation is canceled by the user

Style

Name	Type	Default Value	Mandatory	Description
text-color	<color>	-	No	Font color of the menu.
font-size	<length>	30px	No	Font size of the menu.
allow-scale	boolean	true	No	Whether the font size changes with the system's font size settings. NOTE: If the config-changes tag of fontSize is configured for abilities in the config.json file, the setting takes effect without application restart.
letter-spacing	<length>	0	No	Character spacing of the menu.
font-style	string	normal	No	Font style of the menu. For details, see font-style of the text component.
font-weight	number \| string	normal	No	Font weight of the menu. For details, see font-weight of the text component.
font-family	string	sans-serif	No	Font family, in which fonts are separated by commas (,). Each font is set using a font name or font family name. The first font that exists in the system or the font specified by Custom Font Styles in the family is selected as the font for the text.

Method

The following methods are supported.

Name	Parameter	Description
show	{ x:x, y:y }	Displays the menu. x and y specify the position of the displayed menu. x indicates the X-axis coordinate from the left edge of the visible area, and does not include any scrolling offset. y indicates the Y-axis coordinate from the upper edge of the visible area, and does not include any scrolling offset or a status bar. The menu is preferentially displayed in the lower right corner. When the visible space on the right is insufficient, the menu is moved leftward. When the visible space in the lower part is insufficient, the menu is moved upward.

Example Code

<!-- xxx.hml -->
<div class="container">
  <text onclick="onTextClick" class="title-text">Show popup menu.</text>
  <menu id="apiMenu" onselected="onMenuSelected">
    <option value="Item 1">Item 1</option>
    <option value="Item 2">Item 2</option>
    <option value="Item 3">Item 3</option>
  </menu>
</div>

/* xxx.css */
.container {
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
}
.title-text {
  margin: 20px;
}

// xxx.js
import prompt from '@system.prompt';
export default {
  onMenuSelected(e) {
    prompt.showToast({
      message: e.value
    })
  },
  onTextClick() {
    this.$element("apiMenu").show({x:280,y:120});
  }
}

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