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/*
* 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.
}
}
}
}
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