@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (DEBUG) Toast.makeText(context, "Broadcast Receiver", Toast.LENGTH_SHORT).show();
if (UsbManager.ACTION_USB_DEVICE_ATTACHED.equals(action)) { // will intercept by system
if (DEBUG) Toast.makeText(context, "USB Attached", Toast.LENGTH_SHORT).show();
UsbDevice device = intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);
mUsbCommunication.setUsbInterface(mManager, device);
setUsbState(true);
} else if (UsbManager.ACTION_USB_DEVICE_DETACHED.equals(action)) {
if (DEBUG) Toast.makeText(context, "USB Detached", Toast.LENGTH_SHORT).show();
mUsbCommunication.setUsbInterface(null, null);
setUsbState(false);
// getReaderSn(false);
} else if (ACTION_USB_PERMISSION.equals(action)) {
if (DEBUG) Toast.makeText(context, "USB Permission", Toast.LENGTH_SHORT).show();
Log.d(UsbCommunication.TAG, "permission");
synchronized (this) {
UsbDevice device = intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);
if (intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, false)) {
mUsbCommunication.setUsbInterface(mManager, device);
setUsbState(true);
sleep(400);
if (bSavedInst) getReaderSn(true);
setPowerLevel();
setPowerState();
if (iMenu == R.menu.menu_option_xlarge) insertFragTag();
} else {
finish();
}
}
}
}
public class RfidContainer extends Activity implements FRAG_Tag.OnTagSelectedListener {
private static final boolean DEBUG = false;
private static final String ACTION_USB_PERMISSION = "com.mti.rfid.minime.USB_PERMISSION";
private static final int PID = 49193;
private static final int VID = 4901;
private TextView tv_usbstate;
private SharedPreferences mSharedpref;
private enum Fragments {
About,
Config,
Detail,
Tag,
Web
};
private FragmentTransaction ft;
private Fragment objFragment;
private boolean bSavedInst = false;
private UsbCommunication mUsbCommunication = UsbCommunication.newInstance();
private UsbManager mManager;
private PendingIntent mPermissionIntent;
private int iLayout;
private int iMenu;
// #### activity ####
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
tv_usbstate = (TextView) findViewById(R.id.tv_usbstate);
mManager = (UsbManager) getSystemService(Context.USB_SERVICE);
mPermissionIntent = PendingIntent.getBroadcast(this, 0, new Intent(ACTION_USB_PERMISSION), 0);
IntentFilter filter = new IntentFilter();
filter.addAction(UsbManager.ACTION_USB_DEVICE_ATTACHED); // will intercept by system
filter.addAction(UsbManager.ACTION_USB_DEVICE_DETACHED);
filter.addAction(ACTION_USB_PERMISSION);
registerReceiver(usbReceiver, filter);
mSharedpref = PreferenceManager.getDefaultSharedPreferences(getApplicationContext());
try {
findViewById(R.id.DetailLayout).getResources();
iLayout = R.id.DetailLayout;
iMenu = R.menu.menu_option_xlarge;
} catch (Exception e) {
iLayout = R.id.TagLayout;
iMenu = R.menu.menu_option;
e.printStackTrace();
} finally {
if (savedInstanceState == null) {
bSavedInst = true;
showFragment(Fragments.About, 0, null);
}
}
}
@Override
protected void onResume() {
super.onResume();
HashMap<String, UsbDevice> deviceList = mManager.getDeviceList();
Iterator<UsbDevice> deviceIterator = deviceList.values().iterator();
while (deviceIterator.hasNext()) {
UsbDevice device = deviceIterator.next();
if (device.getProductId() == PID && device.getVendorId() == VID) {
if (mManager.hasPermission(device)) mManager.requestPermission(device, mPermissionIntent);
break;
}
}
}
@Override
protected void onPause() {
super.onPause();
if (tv_usbstate.getText().equals("Connected")) mUsbCommunication.setUsbInterface(null, null);
}
@Override
protected void onDestroy() {
super.onDestroy();
unregisterReceiver(usbReceiver);
}
@Override
public void onTagSelected(int tagPosition, String strTag) {
showFragment(Fragments.Detail, tagPosition, strTag);
}
@Override
public void onTagLongPress(int tagPosition, String strTag) {
showFragment(Fragments.Web, tagPosition, strTag);
}
// #### menu ####
@Override
public boolean onCreateOptionsMenu(Menu menu) {
MenuInflater inflater = getMenuInflater();
inflater.inflate(iMenu, menu);
return super.onCreateOptionsMenu(menu);
}
@Override
public boolean onMenuItemSelected(int featureId, MenuItem item) {
switch (item.getItemId()) {
case R.id.item_tag:
showFragment(Fragments.Tag, 0, null);
break;
case R.id.item_config:
showFragment(Fragments.Config, 0, null);
break;
case R.id.item_about:
showFragment(Fragments.About, 0, null);
break;
case R.id.item_quit:
finish();
break;
}
return super.onMenuItemSelected(featureId, item);
}
// #### fragment ####
private void showFragment(Fragments fragmentType, int index, String tagid) {
switch (fragmentType) {
case Tag:
objFragment = FRAG_Tag.newInstance();
break;
case Config:
objFragment = FRAG_Config.newInstance();
break;
case About:
objFragment = FRAG_About.newInstance();
break;
case Detail:
objFragment = FRAG_Details.newInstance(index, tagid);
break;
case Web:
final String prefixUrl = mSharedpref.getString("cfg_web_url", "");
if (prefixUrl.isEmpty()) {
Toast.makeText(
this, "Please fill the web url in the configuration page.", Toast.LENGTH_SHORT)
.show();
return;
} else objFragment = FRAG_Web.newInstance(index, tagid);
break;
}
ft = getFragmentManager().beginTransaction();
ft.replace(iLayout, objFragment);
ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
// if(iLayout == R.id.TagLayout && fragmentType.equals(Fragments.Detail))
// ft.addToBackStack(null);
ft.commit();
}
private void insertFragTag() {
FragmentTransaction ftTag = getFragmentManager().beginTransaction();
ftTag.replace(R.id.TagLayout, FRAG_Tag.newInstance());
ftTag.commit();
}
private void setUsbState(boolean state) {
if (state) {
tv_usbstate.setText("Connected");
tv_usbstate.setTextColor(android.graphics.Color.GREEN);
} else {
tv_usbstate.setText("Disconnected");
tv_usbstate.setTextColor(android.graphics.Color.RED);
}
}
private void setPowerLevel() {
MtiCmd mMtiCmd = new CMD_AntPortOp.RFID_AntennaPortSetPowerLevel(mUsbCommunication);
CMD_AntPortOp.RFID_AntennaPortSetPowerLevel finalCmd =
(CMD_AntPortOp.RFID_AntennaPortSetPowerLevel) mMtiCmd;
finalCmd.setCmd((byte) 18);
}
private void setPowerState() {
MtiCmd mMtiCmd = new CMD_PwrMgt.RFID_PowerEnterPowerState(mUsbCommunication);
CMD_PwrMgt.RFID_PowerEnterPowerState finalCmd = (CMD_PwrMgt.RFID_PowerEnterPowerState) mMtiCmd;
if (mSharedpref.getBoolean("cfg_sleep_mode", false)) {
finalCmd.setCmd(PowerState.Sleep);
sleep(200);
}
}
private void getReaderSn(boolean bState) {
MtiCmd mMtiCmd;
if (bState) {
byte[] bSN = new byte[16];
for (int i = 0; i < 16; i++) {
mMtiCmd = new CMD_FwAccess.RFID_MacReadOemData(mUsbCommunication);
CMD_FwAccess.RFID_MacReadOemData finalCmd = (CMD_FwAccess.RFID_MacReadOemData) mMtiCmd;
if (finalCmd.setCmd(i + 0x50)) bSN[i] = finalCmd.getData();
}
mSharedpref
.edit()
.putString("about_reader_sn_sum", EncodingUtils.getAsciiString(bSN))
.commit();
} else mSharedpref.edit().putString("about_reader_sn_sum", "n/a").commit();
showFragment(Fragments.About, 0, null);
}
private void sleep(int millisecond) {
try {
Thread.sleep(millisecond);
} catch (InterruptedException e) {
}
}
// #### broadcast receiver ####
BroadcastReceiver usbReceiver =
new BroadcastReceiver() {
@Override
public void onReceive(Context context, Intent intent) {
String action = intent.getAction();
if (DEBUG) Toast.makeText(context, "Broadcast Receiver", Toast.LENGTH_SHORT).show();
if (UsbManager.ACTION_USB_DEVICE_ATTACHED.equals(action)) { // will intercept by system
if (DEBUG) Toast.makeText(context, "USB Attached", Toast.LENGTH_SHORT).show();
UsbDevice device = intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);
mUsbCommunication.setUsbInterface(mManager, device);
setUsbState(true);
} else if (UsbManager.ACTION_USB_DEVICE_DETACHED.equals(action)) {
if (DEBUG) Toast.makeText(context, "USB Detached", Toast.LENGTH_SHORT).show();
mUsbCommunication.setUsbInterface(null, null);
setUsbState(false);
// getReaderSn(false);
} else if (ACTION_USB_PERMISSION.equals(action)) {
if (DEBUG) Toast.makeText(context, "USB Permission", Toast.LENGTH_SHORT).show();
Log.d(UsbCommunication.TAG, "permission");
synchronized (this) {
UsbDevice device = intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);
if (intent.getBooleanExtra(UsbManager.EXTRA_PERMISSION_GRANTED, false)) {
mUsbCommunication.setUsbInterface(mManager, device);
setUsbState(true);
sleep(400);
if (bSavedInst) getReaderSn(true);
setPowerLevel();
setPowerState();
if (iMenu == R.menu.menu_option_xlarge) insertFragTag();
} else {
finish();
}
}
}
}
};
}
@Override
protected void onPause() {
super.onPause();
if (tv_usbstate.getText().equals("Connected")) mUsbCommunication.setUsbInterface(null, null);
}
