1 /* 2 * Copyright (C) 2014 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.inputmethod.latin.settings; 18 19 import android.content.Context; 20 import android.content.SharedPreferences; 21 import android.content.res.Resources; 22 import android.os.Bundle; 23 import android.preference.Preference; 24 import android.preference.PreferenceScreen; 25 26 import com.android.inputmethod.keyboard.KeyboardTheme; 27 import com.android.inputmethod.latin.R; 28 import com.android.inputmethod.latin.settings.RadioButtonPreference.OnRadioButtonClickedListener; 29 30 /** 31 * "Keyboard theme" settings sub screen. 32 */ 33 public final class ThemeSettingsFragment extends SubScreenFragment 34 implements OnRadioButtonClickedListener { 35 private String mSelectedThemeId; 36 37 static class KeyboardThemePreference extends RadioButtonPreference { 38 final String mThemeId; 39 KeyboardThemePreference(final Context context, final String name, final String id)40 KeyboardThemePreference(final Context context, final String name, final String id) { 41 super(context); 42 setTitle(name); 43 mThemeId = id; 44 } 45 } 46 updateKeyboardThemeSummary(final Preference pref)47 static void updateKeyboardThemeSummary(final Preference pref) { 48 final Resources res = pref.getContext().getResources(); 49 final SharedPreferences prefs = pref.getSharedPreferences(); 50 final KeyboardTheme keyboardTheme = KeyboardTheme.getKeyboardTheme(prefs); 51 final String keyboardThemeId = String.valueOf(keyboardTheme.mThemeId); 52 final String[] keyboardThemeNames = res.getStringArray(R.array.keyboard_theme_names); 53 final String[] keyboardThemeIds = res.getStringArray(R.array.keyboard_theme_ids); 54 for (int index = 0; index < keyboardThemeNames.length; index++) { 55 if (keyboardThemeId.equals(keyboardThemeIds[index])) { 56 pref.setSummary(keyboardThemeNames[index]); 57 return; 58 } 59 } 60 } 61 62 @Override onCreate(final Bundle icicle)63 public void onCreate(final Bundle icicle) { 64 super.onCreate(icicle); 65 addPreferencesFromResource(R.xml.prefs_screen_theme); 66 final PreferenceScreen screen = getPreferenceScreen(); 67 final Resources res = getResources(); 68 final String[] keyboardThemeNames = res.getStringArray(R.array.keyboard_theme_names); 69 final String[] keyboardThemeIds = res.getStringArray(R.array.keyboard_theme_ids); 70 for (int index = 0; index < keyboardThemeNames.length; index++) { 71 final KeyboardThemePreference pref = new KeyboardThemePreference( 72 getActivity(), keyboardThemeNames[index], keyboardThemeIds[index]); 73 screen.addPreference(pref); 74 pref.setOnRadioButtonClickedListener(this); 75 } 76 final SharedPreferences prefs = getSharedPreferences(); 77 final KeyboardTheme keyboardTheme = KeyboardTheme.getKeyboardTheme(prefs); 78 mSelectedThemeId = String.valueOf(keyboardTheme.mThemeId); 79 } 80 81 @Override onRadioButtonClicked(final RadioButtonPreference preference)82 public void onRadioButtonClicked(final RadioButtonPreference preference) { 83 if (preference instanceof KeyboardThemePreference) { 84 final KeyboardThemePreference pref = (KeyboardThemePreference)preference; 85 mSelectedThemeId = pref.mThemeId; 86 updateSelected(); 87 } 88 } 89 90 @Override onResume()91 public void onResume() { 92 super.onResume(); 93 updateSelected(); 94 } 95 96 @Override onPause()97 public void onPause() { 98 super.onPause(); 99 KeyboardTheme.saveKeyboardThemeId(mSelectedThemeId, getSharedPreferences()); 100 } 101 updateSelected()102 private void updateSelected() { 103 final PreferenceScreen screen = getPreferenceScreen(); 104 final int count = screen.getPreferenceCount(); 105 for (int index = 0; index < count; index++) { 106 final Preference preference = screen.getPreference(index); 107 if (preference instanceof KeyboardThemePreference) { 108 final KeyboardThemePreference pref = (KeyboardThemePreference)preference; 109 final boolean selected = mSelectedThemeId.equals(pref.mThemeId); 110 pref.setSelected(selected); 111 } 112 } 113 } 114 } 115