Android Official documents: (ii) app list--2.2 <action> tags

Syntax

<actionandroid:name="string"  />

Contained in:

<intent-filter>

Description

Adds an action to an intent filter. An <intent-filter> element must contain one or more <action> elements. If it doesn ' t contain any, nointent objects'll get through the filter. See Intents and Intent Filters for details on Intent Filters and the role of actionspecifications within a filter.

Attributes

android:name

the name of the action. Some standard actions is defined in the Intent class as action_ string constants. To assign one of these actions to this attribute, prepend " android.intent.action. " to the Strin G that follows Action_ . For example, for action_main , use ' Android.intent.action.MAIN ' and for Action_web_sea RCH , use " Android.intent.action.WEB_SEARCH ".

For actions define, it's best to use the package name as a prefix toensure uniqueness. For example, a transmogrify action might is specified as follows:

<action    android:name  =   "Com.example.project.TRANSMOGRIFY"    />  

Introduced in:

API Level 1

See also:

<intent-filter>