UsbManager UsbManager Class

Definition

This class allows you to access the state of USB and communicate with USB devices.

[Android.Runtime.Register("android/hardware/usb/UsbManager", ApiSince=12, DoNotGenerateAcw=true)]
public class UsbManager : Java.Lang.Object
type UsbManager = class
    inherit Object
Inheritance
UsbManagerUsbManager
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

UsbManager(IntPtr, JniHandleOwnership) UsbManager(IntPtr, JniHandleOwnership)

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

Fields

ActionUsbAccessoryAttached ActionUsbAccessoryAttached

Broadcast Action: A broadcast for USB accessory attached event.

ActionUsbAccessoryDetached ActionUsbAccessoryDetached

Broadcast Action: A broadcast for USB accessory detached event.

ActionUsbDeviceAttached ActionUsbDeviceAttached

Broadcast Action: A broadcast for USB device attached event.

ActionUsbDeviceDetached ActionUsbDeviceDetached

Broadcast Action: A broadcast for USB device detached event.

ExtraAccessory ExtraAccessory

Name of extra for ActionUsbAccessoryAttached and ActionUsbAccessoryDetached broadcasts containing the UsbAccessory object for the accessory.

ExtraDevice ExtraDevice

Name of extra for ActionUsbDeviceAttached and ActionUsbDeviceDetached broadcasts containing the UsbDevice object for the device.

ExtraPermissionGranted ExtraPermissionGranted

Name of extra added to the PendingIntent passed into RequestPermission(UsbDevice, PendingIntent) or RequestPermission(UsbAccessory, PendingIntent) containing a boolean value indicating whether the user granted permission or not.

Properties

Class Class

Returns the unique instance of Class that represents this object's class.

(Inherited from Object)
DeviceList DeviceList

Returns a HashMap containing all USB devices currently attached.

Handle Handle

The handle to the underlying Android instance.

(Inherited from Object)
IJavaObjectEx.IsProxy IJavaObjectEx.IsProxy Inherited from Object
IJavaObjectEx.KeyHandle IJavaObjectEx.KeyHandle Inherited from Object
IJavaObjectEx.NeedsActivation IJavaObjectEx.NeedsActivation Inherited from Object
IJavaPeerable.JniManagedPeerState IJavaPeerable.JniManagedPeerState Inherited from Object
JniIdentityHashCode JniIdentityHashCode Inherited from Object
JniPeerMembers JniPeerMembers
PeerReference PeerReference Inherited from Object
ThresholdClass ThresholdClass

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

ThresholdType ThresholdType

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

Methods

Clone() Clone()

Creates and returns a copy of this Object.

(Inherited from Object)
Dispose() Dispose() Inherited from Object
Dispose(Boolean) Dispose(Boolean) Inherited from Object
Equals(Object) Equals(Object)

Compares this instance with the specified object and indicates if they are equal.

(Inherited from Object)
GetAccessoryList() GetAccessoryList()

Returns a list of currently attached USB accessories. (in the current implementation there can be at most one)

GetHashCode() GetHashCode()

Returns an integer hash code for this object.

(Inherited from Object)
HasPermission(UsbAccessory) HasPermission(UsbAccessory)

Returns true if the caller has permission to access the accessory.

HasPermission(UsbDevice) HasPermission(UsbDevice)

Returns true if the caller has permission to access the device.

JavaFinalize() JavaFinalize()

Invoked when the garbage collector has detected that this instance is no longer reachable.

(Inherited from Object)
Notify() Notify()

Causes a thread which is waiting on this object's monitor (by means of calling one of the wait() methods) to be woken up.

(Inherited from Object)
NotifyAll() NotifyAll()

Causes all threads which are waiting on this object's monitor (by means of calling one of the wait() methods) to be woken up.

(Inherited from Object)
OpenAccessory(UsbAccessory) OpenAccessory(UsbAccessory)

Opens a file descriptor for reading and writing data to the USB accessory.

OpenDevice(UsbDevice) OpenDevice(UsbDevice)

Opens the device so it can be used to send and receive data using UsbRequest.

RequestPermission(UsbAccessory, PendingIntent) RequestPermission(UsbAccessory, PendingIntent)

Requests temporary permission for the given package to access the accessory.

RequestPermission(UsbDevice, PendingIntent) RequestPermission(UsbDevice, PendingIntent)

Requests temporary permission for the given package to access the device.

SetHandle(IntPtr, JniHandleOwnership) SetHandle(IntPtr, JniHandleOwnership)

Sets the Handle property.

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

Returns a string containing a concise, human-readable description of this object.

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

Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object.

(Inherited from Object)
Wait(Int64) Wait(Int64)

Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object or until the specified timeout expires.

(Inherited from Object)
Wait(Int64, Int32) Wait(Int64, Int32)

Causes the calling thread to wait until another thread calls the notify() or notifyAll() method of this object or until the specified timeout expires.

(Inherited from Object)

Explicit Interface Implementations

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

Extension Methods

JavaCast<TResult>(IJavaObject) JavaCast<TResult>(IJavaObject)

Performs an Android runtime-checked type conversion.

JavaCast<TResult>(IJavaObject) JavaCast<TResult>(IJavaObject)
GetJniTypeName(IJavaPeerable) GetJniTypeName(IJavaPeerable)

Applies to