| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.settings.nfc; |
| |
| import android.nfc.NfcAdapter; |
| import android.os.Bundle; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.view.LayoutInflater; |
| import android.view.Menu; |
| import android.view.MenuInflater; |
| import android.view.View; |
| import android.view.ViewGroup; |
| import android.widget.Switch; |
| |
| import com.android.internal.logging.nano.MetricsProto.MetricsEvent; |
| import com.android.settings.enterprise.ActionDisabledByAdminDialogHelper; |
| import com.android.settingslib.HelpUtils; |
| import com.android.settings.core.InstrumentedFragment; |
| import com.android.settings.R; |
| import com.android.settings.SettingsActivity; |
| import com.android.settings.widget.SwitchBar; |
| import com.android.settingslib.RestrictedLockUtils; |
| |
| import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin; |
| |
| public class AndroidBeam extends InstrumentedFragment |
| implements SwitchBar.OnSwitchChangeListener { |
| private View mView; |
| private NfcAdapter mNfcAdapter; |
| private SwitchBar mSwitchBar; |
| private CharSequence mOldActivityTitle; |
| private boolean mBeamDisallowedByBase; |
| private boolean mBeamDisallowedByOnlyAdmin; |
| |
| @Override |
| public void onCreate(Bundle savedInstanceState) { |
| super.onCreate(savedInstanceState); |
| mNfcAdapter = NfcAdapter.getDefaultAdapter(getActivity()); |
| setHasOptionsMenu(true); |
| } |
| |
| @Override |
| public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) { |
| super.onCreateOptionsMenu(menu, inflater); |
| HelpUtils.prepareHelpMenuItem(getActivity(), menu, R.string.help_uri_beam, |
| getClass().getName()); |
| } |
| |
| @Override |
| public View onCreateView(LayoutInflater inflater, ViewGroup container, |
| Bundle savedInstanceState) { |
| final EnforcedAdmin admin = RestrictedLockUtils.checkIfRestrictionEnforced( |
| getActivity(), UserManager.DISALLOW_OUTGOING_BEAM, UserHandle.myUserId()); |
| final UserManager um = UserManager.get(getActivity()); |
| mBeamDisallowedByBase = RestrictedLockUtils.hasBaseUserRestriction(getActivity(), |
| UserManager.DISALLOW_OUTGOING_BEAM, UserHandle.myUserId()); |
| if (!mBeamDisallowedByBase && admin != null) { |
| new ActionDisabledByAdminDialogHelper(getActivity()) |
| .prepareDialogBuilder(UserManager.DISALLOW_OUTGOING_BEAM, admin).show(); |
| mBeamDisallowedByOnlyAdmin = true; |
| return new View(getContext()); |
| } |
| mView = inflater.inflate(R.layout.android_beam, container, false); |
| return mView; |
| } |
| |
| @Override |
| public void onActivityCreated(Bundle savedInstanceState) { |
| super.onActivityCreated(savedInstanceState); |
| |
| SettingsActivity activity = (SettingsActivity) getActivity(); |
| |
| mOldActivityTitle = activity.getActionBar().getTitle(); |
| |
| mSwitchBar = activity.getSwitchBar(); |
| if (mBeamDisallowedByOnlyAdmin) { |
| mSwitchBar.hide(); |
| } else { |
| mSwitchBar.setChecked(!mBeamDisallowedByBase && mNfcAdapter.isNdefPushEnabled()); |
| mSwitchBar.addOnSwitchChangeListener(this); |
| mSwitchBar.setEnabled(!mBeamDisallowedByBase); |
| mSwitchBar.show(); |
| } |
| |
| activity.setTitle(R.string.android_beam_settings_title); |
| } |
| |
| @Override |
| public void onDestroyView() { |
| super.onDestroyView(); |
| if (mOldActivityTitle != null) { |
| getActivity().getActionBar().setTitle(mOldActivityTitle); |
| } |
| if (!mBeamDisallowedByOnlyAdmin) { |
| mSwitchBar.removeOnSwitchChangeListener(this); |
| mSwitchBar.hide(); |
| } |
| } |
| |
| @Override |
| public void onSwitchChanged(Switch switchView, boolean desiredState) { |
| boolean success = false; |
| mSwitchBar.setEnabled(false); |
| if (desiredState) { |
| success = mNfcAdapter.enableNdefPush(); |
| } else { |
| success = mNfcAdapter.disableNdefPush(); |
| } |
| if (success) { |
| mSwitchBar.setChecked(desiredState); |
| } |
| mSwitchBar.setEnabled(true); |
| } |
| |
| @Override |
| public int getMetricsCategory() { |
| return MetricsEvent.NFC_BEAM; |
| } |
| } |