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.support.v7.preference.Preference; 20 import android.text.TextUtils; 21 22 import com.android.settings.R; 23 import com.android.settings.core.TogglePreferenceController; 24 25 public class MagnificationGesturesPreferenceController extends TogglePreferenceController { 26 27 private boolean mIsFromSUW = false; 28 MagnificationGesturesPreferenceController(Context context, String key)29 public MagnificationGesturesPreferenceController(Context context, String key) { 30 super(context, key); 31 } 32 33 @Override isChecked()34 public boolean isChecked() { 35 return MagnificationPreferenceFragment.isChecked(mContext.getContentResolver(), 36 Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED); 37 } 38 39 @Override setChecked(boolean isChecked)40 public boolean setChecked(boolean isChecked) { 41 return MagnificationPreferenceFragment.setChecked(mContext.getContentResolver(), 42 Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED, isChecked); 43 } 44 setIsFromSUW(boolean fromSUW)45 public void setIsFromSUW(boolean fromSUW) { 46 mIsFromSUW = fromSUW; 47 } 48 49 @Override handlePreferenceTreeClick(Preference preference)50 public boolean handlePreferenceTreeClick(Preference preference) { 51 if (getPreferenceKey().equals(preference.getKey())) { 52 Bundle extras = preference.getExtras(); 53 populateMagnificationGesturesPreferenceExtras(extras, mContext); 54 extras.putBoolean(AccessibilitySettings.EXTRA_CHECKED, isChecked()); 55 extras.putBoolean(AccessibilitySettings.EXTRA_LAUNCHED_FROM_SUW, mIsFromSUW); 56 } 57 return false; 58 } 59 60 @Override getAvailabilityStatus()61 public int getAvailabilityStatus() { 62 return AVAILABLE; 63 } 64 65 @Override isSliceable()66 public boolean isSliceable() { 67 return TextUtils.equals(getPreferenceKey(), 68 "screen_magnification_gestures_preference_screen"); 69 } 70 71 @Override getSummary()72 public CharSequence getSummary() { 73 int resId = 0; 74 if (mIsFromSUW) { 75 resId = R.string.accessibility_screen_magnification_short_summary; 76 } else { 77 final boolean enabled = isChecked(); 78 resId = (enabled ? R.string.accessibility_feature_state_on : 79 R.string.accessibility_feature_state_off); 80 } 81 return mContext.getString(resId); 82 } 83 populateMagnificationGesturesPreferenceExtras(Bundle extras, Context context)84 static void populateMagnificationGesturesPreferenceExtras(Bundle extras, Context context) { 85 extras.putString(AccessibilitySettings.EXTRA_PREFERENCE_KEY, 86 Settings.Secure.ACCESSIBILITY_DISPLAY_MAGNIFICATION_ENABLED); 87 extras.putInt(AccessibilitySettings.EXTRA_TITLE_RES, 88 R.string.accessibility_screen_magnification_gestures_title); 89 extras.putInt(AccessibilitySettings.EXTRA_SUMMARY_RES, 90 R.string.accessibility_screen_magnification_summary); 91 extras.putInt(AccessibilitySettings.EXTRA_VIDEO_RAW_RESOURCE_ID, 92 R.raw.accessibility_screen_magnification); 93 } 94 } 95