1/*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.settings.notification;
18
19import android.app.AutomaticZenRule;
20import android.app.Fragment;
21import android.content.Context;
22import android.support.v7.preference.Preference;
23import android.support.v7.preference.PreferenceScreen;
24import android.widget.Switch;
25
26import com.android.settings.R;
27import com.android.settings.applications.LayoutPreference;
28import com.android.settings.widget.SwitchBar;
29import com.android.settingslib.core.lifecycle.Lifecycle;
30
31public class ZenAutomaticRuleSwitchPreferenceController extends
32        AbstractZenModeAutomaticRulePreferenceController implements
33        SwitchBar.OnSwitchChangeListener {
34
35    private static final String KEY = "zen_automatic_rule_switch";
36    private AutomaticZenRule mRule;
37    private String mId;
38    private SwitchBar mSwitchBar;
39
40    public ZenAutomaticRuleSwitchPreferenceController(Context context, Fragment parent,
41            Lifecycle lifecycle) {
42        super(context, KEY, parent, lifecycle);
43    }
44
45    @Override
46    public String getPreferenceKey() {
47        return KEY;
48    }
49
50    @Override
51    public boolean isAvailable() {
52        return mRule != null && mId != null;
53    }
54
55    @Override
56    public void displayPreference(PreferenceScreen screen) {
57        super.displayPreference(screen);
58        LayoutPreference pref = (LayoutPreference) screen.findPreference(KEY);
59        mSwitchBar = pref.findViewById(R.id.switch_bar);
60
61        if (mSwitchBar != null) {
62            mSwitchBar.setSwitchBarText(R.string.zen_mode_use_automatic_rule,
63                    R.string.zen_mode_use_automatic_rule);
64            try {
65                mSwitchBar.addOnSwitchChangeListener(this);
66            } catch (IllegalStateException e) {
67                // an exception is thrown if you try to add the listener twice
68            }
69            mSwitchBar.show();
70        }
71    }
72
73
74    public void onResume(AutomaticZenRule rule, String id) {
75        mRule = rule;
76        mId = id;
77    }
78
79    public void updateState(Preference preference) {
80        if (mRule != null) {
81            mSwitchBar.setChecked(mRule.isEnabled());
82        }
83    }
84
85    @Override
86    public void onSwitchChanged(Switch switchView, boolean isChecked) {
87        final boolean enabled = isChecked;
88        if (enabled == mRule.isEnabled()) return;
89        mRule.setEnabled(enabled);
90        mBackend.setZenRule(mId, mRule);
91    }
92}
93