| /* |
| * Copyright (C) 2016 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; |
| |
| import android.app.AlertDialog; |
| import android.app.Dialog; |
| import android.app.admin.DevicePolicyManager; |
| import android.content.Context; |
| import android.content.DialogInterface; |
| import android.util.AttributeSet; |
| import android.view.View; |
| |
| import com.android.settingslib.RestrictedLockUtils; |
| |
| import java.util.ArrayList; |
| |
| import static com.android.settingslib.RestrictedLockUtils.EnforcedAdmin; |
| |
| public class TimeoutListPreference extends RestrictedListPreference { |
| private EnforcedAdmin mAdmin; |
| private final CharSequence[] mInitialEntries; |
| private final CharSequence[] mInitialValues; |
| |
| public TimeoutListPreference(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| mInitialEntries = getEntries(); |
| mInitialValues = getEntryValues(); |
| } |
| |
| @Override |
| protected void onPrepareDialogBuilder(AlertDialog.Builder builder, |
| DialogInterface.OnClickListener listener) { |
| super.onPrepareDialogBuilder(builder, listener); |
| if (mAdmin != null) { |
| builder.setView(R.layout.admin_disabled_other_options_footer); |
| } else { |
| builder.setView(null); |
| } |
| } |
| |
| @Override |
| protected void onDialogCreated(Dialog dialog) { |
| super.onDialogCreated(dialog); |
| dialog.create(); |
| if (mAdmin != null) { |
| View footerView = dialog.findViewById(R.id.admin_disabled_other_options); |
| footerView.findViewById(R.id.admin_more_details_link).setOnClickListener( |
| new View.OnClickListener() { |
| @Override |
| public void onClick(View view) { |
| RestrictedLockUtils.sendShowAdminSupportDetailsIntent( |
| getContext(), mAdmin); |
| } |
| }); |
| } |
| } |
| |
| public void removeUnusableTimeouts(long maxTimeout, EnforcedAdmin admin) { |
| final DevicePolicyManager dpm = (DevicePolicyManager) getContext().getSystemService( |
| Context.DEVICE_POLICY_SERVICE); |
| if (dpm == null) { |
| return; |
| } |
| |
| if (admin == null && mAdmin == null && !isDisabledByAdmin()) { |
| return; |
| } |
| if (admin == null) { |
| maxTimeout = Long.MAX_VALUE; |
| } |
| |
| ArrayList<CharSequence> revisedEntries = new ArrayList<CharSequence>(); |
| ArrayList<CharSequence> revisedValues = new ArrayList<CharSequence>(); |
| for (int i = 0; i < mInitialValues.length; ++i) { |
| long timeout = Long.parseLong(mInitialValues[i].toString()); |
| if (timeout <= maxTimeout) { |
| revisedEntries.add(mInitialEntries[i]); |
| revisedValues.add(mInitialValues[i]); |
| } |
| } |
| |
| // If there are no possible options for the user, then set this preference as disabled |
| // by admin, otherwise remove the padlock in case it was set earlier. |
| if (revisedValues.size() == 0) { |
| setDisabledByAdmin(admin); |
| return; |
| } else { |
| setDisabledByAdmin(null); |
| } |
| |
| if (revisedEntries.size() != getEntries().length) { |
| final int userPreference = Integer.parseInt(getValue()); |
| setEntries(revisedEntries.toArray(new CharSequence[0])); |
| setEntryValues(revisedValues.toArray(new CharSequence[0])); |
| mAdmin = admin; |
| if (userPreference <= maxTimeout) { |
| setValue(String.valueOf(userPreference)); |
| } else if (revisedValues.size() > 0 |
| && Long.parseLong(revisedValues.get(revisedValues.size() - 1).toString()) |
| == maxTimeout) { |
| // If the last one happens to be the same as the max timeout, select that |
| setValue(String.valueOf(maxTimeout)); |
| } else { |
| // There will be no highlighted selection since nothing in the list matches |
| // maxTimeout. The user can still select anything less than maxTimeout. |
| // TODO: maybe append maxTimeout to the list and mark selected. |
| } |
| } |
| } |
| } |