To invoke the ACTION_SET_TIMER intent, your app must have the If true, the app must bypass any confirmation UI and set the specified alarm. EXTRA_SKIP_UI A boolean specifying whether the responding app must skip its UI when setting the alarm. EXTRA_VIBRATE A boolean specifying whether to vibrate for this alarm. To use the default ringtone, don't specify this extra. EXTRA_RINGTONE A content: URI specifying a ringtone to use with the alarm, or VALUE_RINGTONE_SILENT for no ringtone. Each day must be declared with an integer from the Calendarįor a one-time alarm, don't specify this extra. EXTRA_DAYS An ArrayList including each week day on which this alarm EXTRA_MESSAGE A custom message to identify the alarm. Action ACTION_SET_ALARM Data URI None MIME Type NoneĮxtras EXTRA_HOUR The hour for the alarm. The other extras are available in higher versions of the Note: Only the hour, minutes, and message extras are available To create a new alarm, use the ACTION_SET_ALARMĪction and specify alarm details such as the time and message using the following extras. To create an intent filter to advertise your app's ability to perform each action. The following are common actions for alarm clock apps, including the information you need Host, see the Verify intents with the Android DebugĪctions fires some of the intents listed on this page in response to To learn how to fire the intents listed on this page from your development If you're not familiar with how to create intents or intent filters, first read Intents and Intent Null, don't use the intent and, if possible, disable the One app that can handle the intent, and it's safe to call startActivity(). If the result is non-null, there is at least To first verify thatĪn app exists to receive the intent, call resolveActivity() on your Intent object. Receive an implicit intent, an app crashes when it calls startActivity(). Section also shows how you can create an intentįilter to advertise your app's ability to perform the action.Ĭaution: If there are no apps on the device that can This page describes several implicit intents that you can use to performĬommon actions, organized by the type of app that handles the intent. That can handle the intent, the system presents the user with a dialog to The intent to an app that can handle the intent and starts itsĬorresponding Activity. Or startActivityForResult() and pass it an implicit intent, the system Some data with which to perform the action. Is called an implicit intent because it doesn't specify the appĬomponent to start, but instead specifies an action and provides An intent lets you start an activity in another app by describing anĪction you'd like to perform, such as "view a map" or "take a
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