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.provider.Settings; 21 22 import androidx.preference.PreferenceScreen; 23 import androidx.preference.TwoStatePreference; 24 25 import com.android.graphics.hwui.flags.Flags; 26 import com.android.settings.R; 27 import com.android.settings.accessibility.TextReadingPreferenceFragment.EntryPoint; 28 import com.android.settings.core.TogglePreferenceController; 29 import com.android.settings.core.instrumentation.SettingsStatsLog; 30 31 /** 32 * PreferenceController for displaying all text in high contrast style. 33 */ 34 public class HighTextContrastPreferenceController extends TogglePreferenceController implements 35 TextReadingResetController.ResetStateListener { 36 private TwoStatePreference mSwitchPreference; 37 38 @EntryPoint 39 private int mEntryPoint; 40 HighTextContrastPreferenceController(Context context, String preferenceKey)41 public HighTextContrastPreferenceController(Context context, String preferenceKey) { 42 super(context, preferenceKey); 43 } 44 45 @Override getAvailabilityStatus()46 public int getAvailabilityStatus() { 47 return AVAILABLE; 48 } 49 50 @Override isChecked()51 public boolean isChecked() { 52 return Settings.Secure.getInt(mContext.getContentResolver(), 53 Settings.Secure.ACCESSIBILITY_HIGH_TEXT_CONTRAST_ENABLED, 0) == 1; 54 } 55 56 @Override setChecked(boolean isChecked)57 public boolean setChecked(boolean isChecked) { 58 SettingsStatsLog.write( 59 SettingsStatsLog.ACCESSIBILITY_TEXT_READING_OPTIONS_CHANGED, 60 AccessibilityStatsLogUtils.convertToItemKeyName(getPreferenceKey()), 61 isChecked ? 1 : 0, 62 AccessibilityStatsLogUtils.convertToEntryPoint(mEntryPoint)); 63 64 if (Flags.highContrastTextSmallTextRect()) { 65 // Set PROMPT_UNNECESSARY when the user modifies the HighContrastText setting 66 // This is needed for the following scenario: 67 // On Android 16, create secondary user, ACTION_PRE_BOOT_COMPLETED won't be sent to 68 // the secondary user. The user enables HCT. 69 // When updating OS to Android 17, ACTION_PRE_BOOT_COMPLETED will be sent to the 70 // secondary user when switch to the secondary user. 71 // If the prompt status is not updated in Android 16, we would automatically disable 72 // HCT and show the HCT prompt, which is an undesired behavior. 73 Settings.Secure.putInt(mContext.getContentResolver(), 74 Settings.Secure.ACCESSIBILITY_HCT_RECT_PROMPT_STATUS, 75 HighContrastTextMigrationReceiver.PromptState.PROMPT_UNNECESSARY); 76 } 77 78 return Settings.Secure.putInt(mContext.getContentResolver(), 79 Settings.Secure.ACCESSIBILITY_HIGH_TEXT_CONTRAST_ENABLED, (isChecked ? 1 : 0)); 80 } 81 82 @Override getSliceHighlightMenuRes()83 public int getSliceHighlightMenuRes() { 84 return R.string.menu_key_accessibility; 85 } 86 87 @Override displayPreference(PreferenceScreen screen)88 public void displayPreference(PreferenceScreen screen) { 89 super.displayPreference(screen); 90 mSwitchPreference = screen.findPreference(getPreferenceKey()); 91 } 92 93 @Override resetState()94 public void resetState() { 95 setChecked(false); 96 updateState(mSwitchPreference); 97 } 98 99 /** 100 * The entry point is used for logging. 101 * 102 * @param entryPoint from which settings page 103 */ setEntryPoint(@ntryPoint int entryPoint)104 void setEntryPoint(@EntryPoint int entryPoint) { 105 mEntryPoint = entryPoint; 106 } 107 } 108