UsageEvents

public final class UsageEvents
extends Object implements Parcelable

java.lang.Object
   ↳ android.app.usage.UsageEvents


A result returned from UsageStatsManager.queryEvents(long, long) from which to read UsageEvents.Event objects.

Summary

Nested classes

class UsageEvents.Event

An event representing a state change for a component. 

Inherited constants

Fields

public static final Creator<UsageEvents> CREATOR

Public methods

int describeContents()

Describe the kinds of special objects contained in this Parcelable instance's marshaled representation.

boolean getNextEvent(UsageEvents.Event eventOut)

Retrieve the next UsageEvents.Event from the collection and put the resulting data into eventOut.

boolean hasNextEvent()

Returns whether or not there are more events to read using getNextEvent(android.app.usage.UsageEvents.Event).

void writeToParcel(Parcel dest, int flags)

Flatten this object in to a Parcel.

Inherited methods

Fields

CREATOR

added in API level 21
public static final Creator<UsageEvents> CREATOR

Public methods

describeContents

added in API level 21
public int describeContents ()

Describe the kinds of special objects contained in this Parcelable instance's marshaled representation. For example, if the object will include a file descriptor in the output of writeToParcel(Parcel, int), the return value of this method must include the CONTENTS_FILE_DESCRIPTOR bit.

Returns
int a bitmask indicating the set of special object types marshaled by this Parcelable object instance.

getNextEvent

added in API level 21
public boolean getNextEvent (UsageEvents.Event eventOut)

Retrieve the next UsageEvents.Event from the collection and put the resulting data into eventOut.

Parameters
eventOut UsageEvents.Event: The UsageEvents.Event object that will receive the next event data.

Returns
boolean true if an event was available, false if there are no more events.

hasNextEvent

added in API level 21
public boolean hasNextEvent ()

Returns whether or not there are more events to read using getNextEvent(android.app.usage.UsageEvents.Event).

Returns
boolean true if there are more events, false otherwise.

writeToParcel

added in API level 21
public void writeToParcel (Parcel dest, 
                int flags)

Flatten this object in to a Parcel.

Parameters
dest Parcel: The Parcel in which the object should be written.

flags int: Additional flags about how the object should be written. May be 0 or Parcelable.PARCELABLE_WRITE_RETURN_VALUE.