1 /* 2 * Copyright (C) 2016 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.tv.settings; 18 19 import android.content.Context; 20 import android.content.res.TypedArray; 21 import android.support.v7.preference.CheckBoxPreference; 22 import android.support.v7.preference.Preference; 23 import android.support.v7.preference.PreferenceGroup; 24 import android.text.TextUtils; 25 import android.util.AttributeSet; 26 27 public class RadioPreference extends CheckBoxPreference { 28 private String mRadioGroup; 29 30 public RadioPreference(Context context) { 31 this(context, null); 32 } 33 34 public RadioPreference(Context context, AttributeSet attrs) { 35 super(context, attrs); 36 final TypedArray a = 37 context.obtainStyledAttributes(attrs, R.styleable.RadioPreference, 0, 0); 38 39 mRadioGroup = a.getString(R.styleable.RadioPreference_radioGroup); 40 41 a.recycle(); 42 43 setWidgetLayoutResource(R.layout.radio_preference_widget); 44 } 45 46 public String getRadioGroup() { 47 return mRadioGroup; 48 } 49 50 public void setRadioGroup(String radioGroup) { 51 mRadioGroup = radioGroup; 52 } 53 54 public void clearOtherRadioPreferences(PreferenceGroup preferenceGroup) { 55 final int count = preferenceGroup.getPreferenceCount(); 56 for (int i = 0; i < count; i++) { 57 final Preference p = preferenceGroup.getPreference(i); 58 if (!(p instanceof RadioPreference)) { 59 continue; 60 } 61 final RadioPreference radioPreference = (RadioPreference) p; 62 if (!TextUtils.equals(getRadioGroup(), radioPreference.getRadioGroup())) { 63 continue; 64 } 65 if (TextUtils.equals(getKey(), radioPreference.getKey())) { 66 continue; 67 } 68 radioPreference.setChecked(false); 69 } 70 } 71 } 72
