Examples with UsbAccessory android.hardware.usb.UsbAccessory used on opensource projects

Example 1 with UsbAccessory

use of android.hardware.usb.UsbAccessory in project platform_frameworks_base by android.

the class AccessoryChat method onResume.

@Override
public void onResume() {
    super.onResume();
    Intent intent = getIntent();
    Log.d(TAG, "intent: " + intent);
    UsbAccessory[] accessories = mUsbManager.getAccessoryList();
    UsbAccessory accessory = (accessories == null ? null : accessories[0]);
    if (accessory != null) {
        if (mUsbManager.hasPermission(accessory)) {
            openAccessory(accessory);
        } else {
            synchronized (mUsbReceiver) {
                if (!mPermissionRequestPending) {
                    mUsbManager.requestPermission(accessory, mPermissionIntent);
                    mPermissionRequestPending = true;
                }
            }
        }
    } else {
        Log.d(TAG, "mAccessory is null");
    }
}

Example 2 with UsbAccessory

use of android.hardware.usb.UsbAccessory in project platform_frameworks_base by android.

the class UsbDeviceManager method openAccessory.

/* opens the currently attached USB accessory */
public ParcelFileDescriptor openAccessory(UsbAccessory accessory) {
    UsbAccessory currentAccessory = mHandler.getCurrentAccessory();
    if (currentAccessory == null) {
        throw new IllegalArgumentException("no accessory attached");
    }
    if (!currentAccessory.equals(accessory)) {
        String error = accessory.toString() + " does not match current accessory " + currentAccessory;
        throw new IllegalArgumentException(error);
    }
    getCurrentSettings().checkPermission(accessory);
    return nativeOpenAccessory();
}

Example 3 with UsbAccessory

use of android.hardware.usb.UsbAccessory in project platform_frameworks_base by android.

the class UsbSettingsManager method dump.

public void dump(IndentingPrintWriter pw) {
    synchronized (mLock) {
        pw.println("Device permissions:");
        for (String deviceName : mDevicePermissionMap.keySet()) {
            pw.print("  " + deviceName + ": ");
            SparseBooleanArray uidList = mDevicePermissionMap.get(deviceName);
            int count = uidList.size();
            for (int i = 0; i < count; i++) {
                pw.print(Integer.toString(uidList.keyAt(i)) + " ");
            }
            pw.println();
        }
        pw.println("Accessory permissions:");
        for (UsbAccessory accessory : mAccessoryPermissionMap.keySet()) {
            pw.print("  " + accessory + ": ");
            SparseBooleanArray uidList = mAccessoryPermissionMap.get(accessory);
            int count = uidList.size();
            for (int i = 0; i < count; i++) {
                pw.print(Integer.toString(uidList.keyAt(i)) + " ");
            }
            pw.println();
        }
        pw.println("Device preferences:");
        for (DeviceFilter filter : mDevicePreferenceMap.keySet()) {
            pw.println("  " + filter + ": " + mDevicePreferenceMap.get(filter));
        }
        pw.println("Accessory preferences:");
        for (AccessoryFilter filter : mAccessoryPreferenceMap.keySet()) {
            pw.println("  " + filter + ": " + mAccessoryPreferenceMap.get(filter));
        }
    }
}

Example 4 with UsbAccessory

use of android.hardware.usb.UsbAccessory in project platform_frameworks_base by android.

the class SourceActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    mUsbManager = (UsbManager) getSystemService(Context.USB_SERVICE);
    setContentView(R.layout.source_activity);
    mLogTextView = (TextView) findViewById(R.id.logTextView);
    mLogTextView.setMovementMethod(ScrollingMovementMethod.getInstance());
    mLogger = new TextLogger();
    mPresenter = new Presenter();
    mLogger.log("Waiting for accessory display sink to be attached to USB...");
    IntentFilter filter = new IntentFilter();
    filter.addAction(UsbManager.ACTION_USB_ACCESSORY_ATTACHED);
    filter.addAction(UsbManager.ACTION_USB_ACCESSORY_DETACHED);
    filter.addAction(ACTION_USB_ACCESSORY_PERMISSION);
    mReceiver = new AccessoryReceiver();
    registerReceiver(mReceiver, filter);
    Intent intent = getIntent();
    if (intent.getAction().equals(UsbManager.ACTION_USB_ACCESSORY_ATTACHED)) {
        UsbAccessory accessory = (UsbAccessory) intent.getParcelableExtra(UsbManager.EXTRA_ACCESSORY);
        if (accessory != null) {
            onAccessoryAttached(accessory);
        }
    } else {
        UsbAccessory[] accessories = mUsbManager.getAccessoryList();
        if (accessories != null) {
            for (UsbAccessory accessory : accessories) {
                onAccessoryAttached(accessory);
            }
        }
    }
}

Example 5 with UsbAccessory

use of android.hardware.usb.UsbAccessory in project android_frameworks_base by ParanoidAndroid.

the class UsbSettingsManager method dump.

public void dump(FileDescriptor fd, PrintWriter pw) {
    synchronized (mLock) {
        pw.println("  Device permissions:");
        for (String deviceName : mDevicePermissionMap.keySet()) {
            pw.print("    " + deviceName + ": ");
            SparseBooleanArray uidList = mDevicePermissionMap.get(deviceName);
            int count = uidList.size();
            for (int i = 0; i < count; i++) {
                pw.print(Integer.toString(uidList.keyAt(i)) + " ");
            }
            pw.println("");
        }
        pw.println("  Accessory permissions:");
        for (UsbAccessory accessory : mAccessoryPermissionMap.keySet()) {
            pw.print("    " + accessory + ": ");
            SparseBooleanArray uidList = mAccessoryPermissionMap.get(accessory);
            int count = uidList.size();
            for (int i = 0; i < count; i++) {
                pw.print(Integer.toString(uidList.keyAt(i)) + " ");
            }
            pw.println("");
        }
        pw.println("  Device preferences:");
        for (DeviceFilter filter : mDevicePreferenceMap.keySet()) {
            pw.println("    " + filter + ": " + mDevicePreferenceMap.get(filter));
        }
        pw.println("  Accessory preferences:");
        for (AccessoryFilter filter : mAccessoryPreferenceMap.keySet()) {
            pw.println("    " + filter + ": " + mAccessoryPreferenceMap.get(filter));
        }
    }
}