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/*
* 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.testapp.adapter;
import android.databinding.BaseObservable;
import android.databinding.Bindable;
import android.databinding.BindingAdapter;
import android.view.View;
import android.databinding.testapp.BR;
import android.widget.TextView;
public class MultiArgTestAdapter {
public static String join(BaseMultiBindingClass... classes) {
StringBuilder sb = new StringBuilder();
for(BaseMultiBindingClass instance : classes) {
sb.append(instance == null ? "??" : instance.getValue());
}
return sb.toString();
}
public static String join(String... strings) {
StringBuilder sb = new StringBuilder();
for(String str : strings) {
sb.append(str == null ? "??" : str);
}
return sb.toString();
}
@BindingAdapter({"android:class1", "android:class2"})
public static void setBoth(TextView view, MultiBindingClass1 class1,
MultiBindingClass2 class2) {
view.setText(join(class1, class2));
}
@BindingAdapter({"android:class1str", "android:class2str"})
public static void setBoth(TextView view, String str1,
String str2) {
view.setText(join(str1, str2));
}
@BindingAdapter({"android:class1"})
public static void setClass1(TextView view, MultiBindingClass1 class1) {
view.setText(class1.getValue());
}
@BindingAdapter({"android:classStr"})
public static void setClassStr(TextView view, String str) {
view.setText(str);
}
@BindingAdapter("android:class2")
public static void setClass2(TextView view, MultiBindingClass2 class2) {
view.setText(class2.getValue());
}
@BindingAdapter("android:val3")
public static void setWithOldValue(TextView view, String oldValue, String newValue) {
view.setText(String.format("%s -> %s", oldValue, newValue));
}
@BindingAdapter({"android:val3", "android:val4"})
public static void set2WithOldValues(TextView view, String oldValue1, String oldValue2,
String newValue1, String newValue2) {
view.setText(String.format("%s, %s -> %s, %s", oldValue1, oldValue2, newValue1, newValue2));
}
public static class MultiBindingClass1 extends BaseMultiBindingClass {
}
public static class MultiBindingClass2 extends BaseMultiBindingClass {
}
public static class BaseMultiBindingClass extends BaseObservable {
View mSetOn;
@Bindable
String mValue;
public View getSetOn() {
return mSetOn;
}
public String getValue() {
return mValue;
}
public void setValue(String value, boolean notify) {
mValue = value;
if (notify) {
notifyPropertyChanged(BR.value);
}
}
public void clear() {
mSetOn = null;
}
}
}
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