Peters Git server - pub/USBasp.git/blob

   1 package com.example.lufa_aoa_test;
   2
   3 import java.io.FileDescriptor;
   4 import java.io.FileInputStream;
   5 import java.io.FileOutputStream;
   6 import java.io.IOException;
   7
   8 import android.os.Bundle;
   9 import android.os.ParcelFileDescriptor;
  10 import android.app.Activity;
  11 import android.content.Intent;
  12 import android.view.Menu;
  13 import android.view.View;
  14 import android.widget.*;
  15 import com.android.future.usb.*;
  16
  17 public class MainActivity extends Activity {
  18         private UsbManager mUSBManager;
  19         private UsbAccessory mAccessoryDevice;
  20         private ParcelFileDescriptor mFileDescriptor;
  21         private FileInputStream mInputStream;
  22         private FileOutputStream mOutputStream;
  23
  24         public void changeLEDState(View v) {
  25                 boolean newButtonState = ((ToggleButton)v).isChecked();
  26
  27                 if (mOutputStream != null) {
  28                         try {
  29                                 mOutputStream.write(newButtonState ? 0x01 : 0x00);
  30                         }
  31                         catch (IOException e)
  32                         {
  33
  34                         }
  35                 }
  36         }
  37
  38     @Override
  39     protected void onCreate(Bundle savedInstanceState) {
  40         super.onCreate(savedInstanceState);
  41         setContentView(R.layout.activity_main);
  42
  43         Intent intent = getIntent();
  44
  45         if ((intent != null) && (intent.getAction() == com.android.future.usb.UsbManager.ACTION_USB_ACCESSORY_ATTACHED))
  46         {
  47             mUSBManager = UsbManager.getInstance(this);
  48             if (mUSBManager != null)
  49             {
  50                         mAccessoryDevice = UsbManager.getAccessory(intent);
  51                         mFileDescriptor = mUSBManager.openAccessory(mAccessoryDevice);
  52
  53                         FileDescriptor fd = mFileDescriptor.getFileDescriptor();
  54                     mInputStream = new FileInputStream(fd);
  55                     mOutputStream = new FileOutputStream(fd);
  56             }
  57         }
  58     }
  59
  60
  61     @Override
  62     public boolean onCreateOptionsMenu(Menu menu) {
  63         // Inflate the menu; this adds items to the action bar if it is present.
  64         getMenuInflater().inflate(R.menu.main, menu);
  65         return true;
  66     }
  67
  68 }