Print the result. @param string Print result character string

Print the result. @param string Print result character string

Print the result. @param string Print result character string

Display the specified character string on the specified Text component @param target Target text components @param content Character string to be dis

Check whether the target device is selected. @return true/false Return whether the target device is selected.

Check whether the target app package name is set. @return true/false Return whether the target app package name is set

Obtain the value in the data column of a URI. @param context context @param uri URI to be queried @param selection Filter used in the query @param se

Receive the message or file from your app on the phone

Cancel the reception of the message or file from your app on the phone

Check whether there are available devices or sensors for connection. @return true:Not available，false:available

Check whether the device is connected. @return true:not connected,false:connected

Add listener.

Add a view listener.

Clear display results of components

Process the Uri @param context context @param uri File URI @return Path of the file

Return the file path based on the document ID. @param context context @param documentId documentId @return Path of the file

Obtain the file path starting with content:// @param context context @param uri File URI @return Path of the file

Obtain the Uri @param type File type @return URI corresponding to the file typ

Obtain the external storage path based on the URI @param uri File URI @return File external storage path

Obtain the actual file path from the file database. @param context context @param contentUri File URI @return Path of the file

Create the Action object of the Notification. @return Action Object

Obtain the file path. @param context context @param contentUri File URI @return Path of the file

Initialization: Obtain the authorization.

Init data.

Initialize the view.

Init view.

Determine the type of the selected file. @param uri File URI @return Whether the file is of the Download type

Determine the type of the selected file. @param uri File URI @return Whether the file is of the ExternalStorageDocument type

Determine the type of the selected file. @param uri File URI @return Whether the file is of the Media type

Send the file. @param sendFilePath File path

Send a file to your app on the phone

Send a short message to your app on the phone

Set the number and content of notification buttons. @param builder Construct the Builder object of the Notification object.

Set the device list.

Set the device list.

Set the name and fingerprint of the device app package specified by the third-party app for communication.

Check whether your app on the phone is running by using the ping function

Update the device display box. @param devices Device list

Update the sensor display box.

Apply for the read permission on the external storage device.

Asynchronous reading of the sensor data. @param view UI object

Deregister a registered app. @param view UI object

Check whether the permission is granted. @param view UI object

Querying Whether a Permission Group Is Granted @param view UI object

Clear the result printing box. @param view UI object

Clear the result printing box. @param view UI object

Clear the result printing box. @param view UI object

Obtain the paired device list. @param view UI object

Obtaining the sensor list. @param view UI object

Ping the paired device. @param view UI object

Register a specified app on a specified device. @param view UI object

Register a listening object on the specified device to listen for the Bluetooth connection status. @param view UI object

Select a file to send. @param view UI object