AsyncTask<TParams,TProgress,TResult> Class

Definition

[Android.Runtime.Register("android/os/AsyncTask", DoNotGenerateAcw=true)]
public abstract class AsyncTask<TParams,TProgress,TResult> : Android.OS.AsyncTask
[<Android.Runtime.Register("android/os/AsyncTask", DoNotGenerateAcw=true)>]
type AsyncTask<'Params, 'Progress, 'Result> = class
    inherit AsyncTask

Type Parameters

TParams
TProgress
TResult
Inheritance
AsyncTask<TParams,TProgress,TResult>
Attributes

Remarks

Android platform documentation

Portions of this page are modifications based on work created and shared by the Android Open Source Project and used according to terms described in the Creative Commons 2.5 Attribution License.

Constructors

AsyncTask<TParams,TProgress,TResult>()

Creates a new asynchronous task.

AsyncTask<TParams,TProgress,TResult>(IntPtr, JniHandleOwnership)

A constructor used when creating managed representations of JNI objects; called by the runtime.

Properties

Class

Returns the runtime class of this Object.

(Inherited from Object)
Handle

The handle to the underlying Android instance.

(Inherited from Object)
IsCancelled

Returns true if this task was cancelled before it completed normally.

(Inherited from AsyncTask)
JniIdentityHashCode (Inherited from Object)
JniPeerMembers (Inherited from AsyncTask)
PeerReference (Inherited from Object)
ThresholdClass

This API supports the Mono for Android infrastructure and is not intended to be used directly from your code.

ThresholdType

This API supports the Mono for Android infrastructure and is not intended to be used directly from your code.

Methods

Cancel(Boolean)

Attempts to cancel execution of this task.

(Inherited from AsyncTask)
Clone()

Creates and returns a copy of this object.

(Inherited from Object)
Dispose() (Inherited from Object)
Dispose(Boolean) (Inherited from Object)
DoInBackground(Object[])
Equals(Object)

Indicates whether some other object is "equal to" this one.

(Inherited from Object)
Execute(Object[])

Executes the task with the specified parameters.

(Inherited from AsyncTask)
Execute(TParams[])
ExecuteOnExecutor(IExecutor, Object[])

Executes the task with the specified parameters.

(Inherited from AsyncTask)
Get()

Waits if necessary for the computation to complete, and then retrieves its result.

(Inherited from AsyncTask)
Get(Int64, TimeUnit)

Waits if necessary for at most the given time for the computation to complete, and then retrieves its result.

(Inherited from AsyncTask)
GetAsync() (Inherited from AsyncTask)
GetAsync(Int64, TimeUnit) (Inherited from AsyncTask)
GetHashCode()

Returns a hash code value for the object.

(Inherited from Object)
GetResult()

Waits if necessary for the computation to complete, and then retrieves its result.

GetStatus()

Returns the current status of this task.

(Inherited from AsyncTask)
JavaFinalize()

Called by the garbage collector on an object when garbage collection determines that there are no more references to the object.

(Inherited from Object)
Notify()

Wakes up a single thread that is waiting on this object's monitor.

(Inherited from Object)
NotifyAll()

Wakes up all threads that are waiting on this object's monitor.

(Inherited from Object)
OnCancelled()

Applications should preferably override #onCancelled(Object).

(Inherited from AsyncTask)
OnCancelled(Object)

Runs on the UI thread after #cancel(boolean) is invoked and #doInBackground(Object[]) has finished.

(Inherited from AsyncTask)
OnPostExecute(Object)
OnPostExecute(TResult)
OnPreExecute()

Runs on the UI thread before #doInBackground.

(Inherited from AsyncTask)
OnProgressUpdate(Object[])
OnProgressUpdate(TProgress[])
PublishProgress(Object[])

This method can be invoked from #doInBackground to publish updates on the UI thread while the background computation is still running.

(Inherited from AsyncTask)
PublishProgress(TProgress[])
RunInBackground(TParams[])
SetHandle(IntPtr, JniHandleOwnership)

Sets the Handle property.

(Inherited from Object)
ToArray<T>() (Inherited from Object)
ToString()

Returns a string representation of the object.

(Inherited from Object)
UnregisterFromRuntime() (Inherited from Object)
Wait()

Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>.

(Inherited from Object)
Wait(Int64)

Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>, or until a certain amount of real time has elapsed.

(Inherited from Object)
Wait(Int64, Int32)

Causes the current thread to wait until it is awakened, typically by being <em>notified</em> or <em>interrupted</em>, or until a certain amount of real time has elapsed.

(Inherited from Object)

Explicit Interface Implementations

IJavaPeerable.Disposed() (Inherited from Object)
IJavaPeerable.DisposeUnlessReferenced() (Inherited from Object)
IJavaPeerable.Finalized() (Inherited from Object)
IJavaPeerable.JniManagedPeerState (Inherited from Object)
IJavaPeerable.SetJniIdentityHashCode(Int32) (Inherited from Object)
IJavaPeerable.SetJniManagedPeerState(JniManagedPeerStates) (Inherited from Object)
IJavaPeerable.SetPeerReference(JniObjectReference) (Inherited from Object)

Extension Methods

JavaCast<TResult>(IJavaObject)

Performs an Android runtime-checked type conversion.

JavaCast<TResult>(IJavaObject)
GetJniTypeName(IJavaPeerable)

Applies to