| /* |
| * Copyright (C) 2015 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package androidx.databinding.adapters; |
| |
| import androidx.databinding.BindingAdapter; |
| import androidx.databinding.InverseBindingListener; |
| import androidx.databinding.InverseBindingMethod; |
| import androidx.databinding.InverseBindingMethods; |
| import androidx.annotation.RestrictTo; |
| import android.widget.RadioGroup; |
| import android.widget.RadioGroup.OnCheckedChangeListener; |
| |
| /** |
| * @hide |
| */ |
| @RestrictTo(RestrictTo.Scope.LIBRARY) |
| @InverseBindingMethods({ |
| @InverseBindingMethod(type = RadioGroup.class, attribute = "android:checkedButton", method = "getCheckedRadioButtonId"), |
| }) |
| public class RadioGroupBindingAdapter { |
| @BindingAdapter("android:checkedButton") |
| public static void setCheckedButton(RadioGroup view, int id) { |
| if (id != view.getCheckedRadioButtonId()) { |
| view.check(id); |
| } |
| } |
| |
| @BindingAdapter(value = {"android:onCheckedChanged", "android:checkedButtonAttrChanged"}, |
| requireAll = false) |
| public static void setListeners(RadioGroup view, final OnCheckedChangeListener listener, |
| final InverseBindingListener attrChange) { |
| if (attrChange == null) { |
| view.setOnCheckedChangeListener(listener); |
| } else { |
| view.setOnCheckedChangeListener(new OnCheckedChangeListener() { |
| @Override |
| public void onCheckedChanged(RadioGroup group, int checkedId) { |
| if (listener != null) { |
| listener.onCheckedChanged(group, checkedId); |
| } |
| |
| attrChange.onChange(); |
| } |
| }); |
| } |
| } |
| } |