1 /* 2 * Copyright (C) 2019 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 17 package com.android.settings.accessibility; 18 19 import android.content.Context; 20 import android.os.Bundle; 21 22 import androidx.preference.Preference; 23 import androidx.preference.PreferenceScreen; 24 25 import com.android.settings.core.BasePreferenceController; 26 27 public class MagnificationPreferenceController extends BasePreferenceController { 28 29 private Preference mPreference; 30 MagnificationPreferenceController(Context context, String preferenceKey)31 public MagnificationPreferenceController(Context context, String preferenceKey) { 32 super(context, preferenceKey); 33 } 34 35 @Override getAvailabilityStatus()36 public int getAvailabilityStatus() { 37 return AVAILABLE; 38 } 39 40 @Override getSummary()41 public CharSequence getSummary() { 42 return ToggleScreenMagnificationPreferenceFragment.getServiceSummary(mContext); 43 } 44 45 @Override displayPreference(PreferenceScreen screen)46 public void displayPreference(PreferenceScreen screen) { 47 super.displayPreference(screen); 48 mPreference = screen.findPreference(getPreferenceKey()); 49 configureMagnificationPreferenceIfNeeded(); 50 } 51 configureMagnificationPreferenceIfNeeded()52 private void configureMagnificationPreferenceIfNeeded() { 53 mPreference.setFragment(ToggleScreenMagnificationPreferenceFragment.class.getName()); 54 final Bundle extras = mPreference.getExtras(); 55 MagnificationGesturesPreferenceController 56 .populateMagnificationGesturesPreferenceExtras(extras, mContext); 57 } 58 } 59