FileDocCategorySizeDatePackage
UsbConfirmActivity.javaAPI DocAndroid 5.1 API6909Thu Mar 12 22:22:42 GMT 2015com.android.systemui.usb

UsbConfirmActivity

public class UsbConfirmActivity extends com.android.internal.app.AlertActivity implements CheckBox.OnCheckedChangeListener, DialogInterface.OnClickListener

Fields Summary
private static final String
TAG
private android.widget.CheckBox
mAlwaysUse
private android.widget.TextView
mClearDefaultHint
private android.hardware.usb.UsbDevice
mDevice
private android.hardware.usb.UsbAccessory
mAccessory
private android.content.pm.ResolveInfo
mResolveInfo
private boolean
mPermissionGranted
private UsbDisconnectedReceiver
mDisconnectedReceiver
Constructors Summary
Methods Summary
public voidonCheckedChanged(android.widget.CompoundButton buttonView, boolean isChecked)

        if (mClearDefaultHint == null) return;

        if(isChecked) {
            mClearDefaultHint.setVisibility(View.VISIBLE);
        } else {
            mClearDefaultHint.setVisibility(View.GONE);
        }
public voidonClick(android.content.DialogInterface dialog, int which)

        if (which == AlertDialog.BUTTON_POSITIVE) {
            try {
                IBinder b = ServiceManager.getService(USB_SERVICE);
                IUsbManager service = IUsbManager.Stub.asInterface(b);
                final int uid = mResolveInfo.activityInfo.applicationInfo.uid;
                final int userId = UserHandle.myUserId();
                boolean alwaysUse = mAlwaysUse.isChecked();
                Intent intent = null;

                if (mDevice != null) {
                    intent = new Intent(UsbManager.ACTION_USB_DEVICE_ATTACHED);
                    intent.putExtra(UsbManager.EXTRA_DEVICE, mDevice);

                    // grant permission for the device
                    service.grantDevicePermission(mDevice, uid);
                    // set or clear default setting
                    if (alwaysUse) {
                        service.setDevicePackage(
                                mDevice, mResolveInfo.activityInfo.packageName, userId);
                    } else {
                        service.setDevicePackage(mDevice, null, userId);
                    }
                } else if (mAccessory != null) {
                    intent = new Intent(UsbManager.ACTION_USB_ACCESSORY_ATTACHED);
                    intent.putExtra(UsbManager.EXTRA_ACCESSORY, mAccessory);

                    // grant permission for the accessory
                    service.grantAccessoryPermission(mAccessory, uid);
                    // set or clear default setting
                    if (alwaysUse) {
                        service.setAccessoryPackage(
                                mAccessory, mResolveInfo.activityInfo.packageName, userId);
                    } else {
                        service.setAccessoryPackage(mAccessory, null, userId);
                    }
                }

                intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
                intent.setComponent(
                    new ComponentName(mResolveInfo.activityInfo.packageName,
                            mResolveInfo.activityInfo.name));
                startActivityAsUser(intent, new UserHandle(userId));
            } catch (Exception e) {
                Log.e(TAG, "Unable to start activity", e);
            }
        }
        finish();
public voidonCreate(android.os.Bundle icicle)


    
        
        super.onCreate(icicle);

        Intent intent = getIntent();
        mDevice = (UsbDevice) intent.getParcelableExtra(UsbManager.EXTRA_DEVICE);
        mAccessory = (UsbAccessory)intent.getParcelableExtra(UsbManager.EXTRA_ACCESSORY);
        mResolveInfo = (ResolveInfo) intent.getParcelableExtra("rinfo");

        PackageManager packageManager = getPackageManager();
        String appName = mResolveInfo.loadLabel(packageManager).toString();

        final AlertController.AlertParams ap = mAlertParams;
        ap.mIcon = mResolveInfo.loadIcon(packageManager);
        ap.mTitle = appName;
        if (mDevice == null) {
            ap.mMessage = getString(R.string.usb_accessory_confirm_prompt, appName);
            mDisconnectedReceiver = new UsbDisconnectedReceiver(this, mAccessory);
        } else {
            ap.mMessage = getString(R.string.usb_device_confirm_prompt, appName);
            mDisconnectedReceiver = new UsbDisconnectedReceiver(this, mDevice);
        }
        ap.mPositiveButtonText = getString(android.R.string.ok);
        ap.mNegativeButtonText = getString(android.R.string.cancel);
        ap.mPositiveButtonListener = this;
        ap.mNegativeButtonListener = this;

        // add "always use" checkbox
        LayoutInflater inflater = (LayoutInflater)getSystemService(
                Context.LAYOUT_INFLATER_SERVICE);
        ap.mView = inflater.inflate(com.android.internal.R.layout.always_use_checkbox, null);
        mAlwaysUse = (CheckBox)ap.mView.findViewById(com.android.internal.R.id.alwaysUse);
        if (mDevice == null) {
            mAlwaysUse.setText(R.string.always_use_accessory);
        } else {
            mAlwaysUse.setText(R.string.always_use_device);
        }
        mAlwaysUse.setOnCheckedChangeListener(this);
        mClearDefaultHint = (TextView)ap.mView.findViewById(
                                                    com.android.internal.R.id.clearDefaultHint);
        mClearDefaultHint.setVisibility(View.GONE);

        setupAlert();
protected voidonDestroy()

        if (mDisconnectedReceiver != null) {
            unregisterReceiver(mDisconnectedReceiver);
        }
        super.onDestroy();