| /* |
| * 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.InverseBindingAdapter; |
| import androidx.databinding.InverseBindingListener; |
| import androidx.annotation.RestrictTo; |
| import android.widget.TabHost; |
| import android.widget.TabHost.OnTabChangeListener; |
| |
| /** |
| * @hide |
| */ |
| @RestrictTo(RestrictTo.Scope.LIBRARY) |
| @SuppressWarnings("unused") |
| public class TabHostBindingAdapter { |
| |
| @InverseBindingAdapter(attribute = "android:currentTab") |
| public static int getCurrentTab(TabHost view) { |
| return view.getCurrentTab(); |
| } |
| |
| @InverseBindingAdapter(attribute = "android:currentTab") |
| public static String getCurrentTabTag(TabHost view) { |
| return view.getCurrentTabTag(); |
| } |
| |
| @BindingAdapter("android:currentTab") |
| public static void setCurrentTab(TabHost view, int tab) { |
| if (view.getCurrentTab() != tab) { |
| view.setCurrentTab(tab); |
| } |
| } |
| |
| @BindingAdapter("android:currentTab") |
| @SuppressWarnings("ReferenceEquality") |
| public static void setCurrentTabTag(TabHost view, String tabTag) { |
| //noinspection StringEquality |
| if (view.getCurrentTabTag() != tabTag) { |
| view.setCurrentTabByTag(tabTag); |
| } |
| } |
| |
| @BindingAdapter(value = {"android:onTabChanged", "android:currentTabAttrChanged"}, |
| requireAll = false) |
| public static void setListeners(TabHost view, final OnTabChangeListener listener, |
| final InverseBindingListener attrChange) { |
| if (attrChange == null) { |
| view.setOnTabChangedListener(listener); |
| } else { |
| view.setOnTabChangedListener(new OnTabChangeListener() { |
| @Override |
| public void onTabChanged(String tabId) { |
| if (listener != null) { |
| listener.onTabChanged(tabId); |
| } |
| attrChange.onChange(); |
| } |
| }); |
| } |
| } |
| } |