| /* |
| * 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 android.databinding.adapters; |
| |
| import android.databinding.BindingAdapter; |
| import android.databinding.BindingMethod; |
| import android.databinding.BindingMethods; |
| import android.databinding.InverseBindingListener; |
| import android.databinding.InverseBindingMethod; |
| import android.databinding.InverseBindingMethods; |
| import android.widget.CompoundButton; |
| import android.widget.CompoundButton.OnCheckedChangeListener; |
| import android.widget.NumberPicker; |
| import android.widget.NumberPicker.OnValueChangeListener; |
| |
| @BindingMethods({ |
| @BindingMethod(type = NumberPicker.class, attribute = "android:format", method = "setFormatter"), |
| @BindingMethod(type = NumberPicker.class, attribute = "android:onScrollStateChange", method = "setOnScrollListener"), |
| }) |
| @InverseBindingMethods({ |
| @InverseBindingMethod(type = NumberPicker.class, attribute = "android:value"), |
| }) |
| public class NumberPickerBindingAdapter { |
| |
| @BindingAdapter("android:value") |
| public static void setValue(NumberPicker view, int value) { |
| if (view.getValue() != value) { |
| view.setValue(value); |
| } |
| } |
| |
| @BindingAdapter(value = {"android:onValueChange", "android:valueAttrChanged"}, |
| requireAll = false) |
| public static void setListeners(NumberPicker view, final OnValueChangeListener listener, |
| final InverseBindingListener attrChange) { |
| if (attrChange == null) { |
| view.setOnValueChangedListener(listener); |
| } else { |
| view.setOnValueChangedListener(new OnValueChangeListener() { |
| @Override |
| public void onValueChange(NumberPicker picker, int oldVal, int newVal) { |
| if (listener != null) { |
| listener.onValueChange(picker, oldVal, newVal); |
| } |
| attrChange.onChange(); |
| } |
| }); |
| } |
| } |
| } |