1 /*
2  * Copyright (C) 2018 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file
5  * except in compliance with the License. You may obtain a copy of the License at
6  *
7  *      http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software distributed under the
10  * License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
11  * KIND, either express or implied. See the License for the specific language governing
12  * permissions and limitations under the License.
13  */
14 package com.android.settings.accessibility;
15 
16 import android.content.Context;
17 import android.os.Bundle;
18 import android.provider.Settings;
19 import android.text.TextUtils;
20 
21 import androidx.preference.Preference;
22 
23 import com.android.settings.R;
24 import com.android.settings.core.TogglePreferenceController;
25 
26 public class MagnificationGesturesPreferenceController extends TogglePreferenceController {
27 
28     private boolean mIsFromSUW = false;
29 
MagnificationGesturesPreferenceController(Context context, String key)30     public MagnificationGesturesPreferenceController(Context context, String key) {
31         super(context, key);
32     }
33 
34     @Override
isChecked()35     public boolean isChecked() {
36         return MagnificationPreferenceFragment.isChecked(mContext.getContentResolver(),
37                 Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED);
38     }
39 
40     @Override
setChecked(boolean isChecked)41     public boolean setChecked(boolean isChecked) {
42         return MagnificationPreferenceFragment.setChecked(mContext.getContentResolver(),
43                 Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED, isChecked);
44     }
45 
setIsFromSUW(boolean fromSUW)46     public void setIsFromSUW(boolean fromSUW) {
47         mIsFromSUW = fromSUW;
48     }
49 
50     @Override
handlePreferenceTreeClick(Preference preference)51     public boolean handlePreferenceTreeClick(Preference preference) {
52         if (getPreferenceKey().equals(preference.getKey())) {
53             Bundle extras = preference.getExtras();
54             populateMagnificationGesturesPreferenceExtras(extras, mContext);
55             extras.putBoolean(AccessibilitySettings.EXTRA_CHECKED, isChecked());
56             extras.putBoolean(AccessibilitySettings.EXTRA_LAUNCHED_FROM_SUW, mIsFromSUW);
57             return true;
58         }
59         return false;
60     }
61 
62     @Override
getAvailabilityStatus()63     public int getAvailabilityStatus() {
64         return AVAILABLE;
65     }
66 
67     @Override
isSliceable()68     public boolean isSliceable() {
69         return TextUtils.equals(getPreferenceKey(),
70                 "screen_magnification_gestures_preference_screen");
71     }
72 
73     @Override
isPublicSlice()74     public boolean isPublicSlice() {
75         return true;
76     }
77 
78     @Override
getSummary()79     public CharSequence getSummary() {
80         int resId = 0;
81         if (mIsFromSUW) {
82             resId = R.string.accessibility_screen_magnification_short_summary;
83         } else {
84             final boolean enabled = isChecked();
85             resId = (enabled ? R.string.accessibility_feature_state_on :
86                     R.string.accessibility_feature_state_off);
87         }
88         return mContext.getString(resId);
89     }
90 
populateMagnificationGesturesPreferenceExtras(Bundle extras, Context context)91     static void populateMagnificationGesturesPreferenceExtras(Bundle extras, Context context) {
92         extras.putString(AccessibilitySettings.EXTRA_PREFERENCE_KEY,
93                 Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED);
94         extras.putInt(AccessibilitySettings.EXTRA_TITLE_RES,
95                 R.string.accessibility_screen_magnification_gestures_title);
96         extras.putCharSequence(AccessibilitySettings.EXTRA_HTML_DESCRIPTION,
97                 context.getText(R.string.accessibility_screen_magnification_summary));
98         extras.putInt(AccessibilitySettings.EXTRA_VIDEO_RAW_RESOURCE_ID,
99                 R.raw.accessibility_screen_magnification);
100     }
101 }
102