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/*
* 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 static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin;
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.ImageView;
import android.widget.Switch;
import android.widget.TextView;
import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
import com.android.settings.R;
import com.android.settings.SettingsActivity;
import com.android.settings.core.InstrumentedFragment;
import com.android.settings.enterprise.ActionDisabledByAdminDialogHelper;
import com.android.settings.widget.SwitchBar;
import com.android.settingslib.HelpUtils;
import com.android.settingslib.RestrictedLockUtilsInternal;
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());
if (mNfcAdapter == null)
getActivity().finish();
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 = RestrictedLockUtilsInternal.checkIfRestrictionEnforced(
getActivity(), UserManager.DISALLOW_OUTGOING_BEAM, UserHandle.myUserId());
final UserManager um = UserManager.get(getActivity());
mBeamDisallowedByBase = RestrictedLockUtilsInternal.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.preference_footer, container, false);
ImageView iconInfo = mView.findViewById(android.R.id.icon);
iconInfo.setImageResource(R.drawable.ic_info_outline_24dp);
TextView textInfo = mView.findViewById(android.R.id.title);
textInfo.setText(R.string.android_beam_explained);
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;
}
}
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