/**
* Copyright (c) 2012-2013, Michael Yang 杨福海 (www.yangfuhai.com).
*
* 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 net.tsz.afinal;
import java.lang.reflect.Field;
import net.tsz.afinal.annotation.view.EventListener;
import net.tsz.afinal.annotation.view.Select;
import net.tsz.afinal.annotation.view.ViewInject;
import android.app.Activity;
import android.text.TextUtils;
import android.view.View;
import android.view.ViewGroup.LayoutParams;
import android.widget.AbsListView;
public abstract class FinalActivity extends Activity {
public void setContentView(int layoutResID) {
super.setContentView(layoutResID);
initInjectedView(this);
}
public void setContentView(View view, LayoutParams params) {
super.setContentView(view, params);
initInjectedView(this);
}
public void setContentView(View view) {
super.setContentView(view);
initInjectedView(this);
}
public static void initInjectedView(Activity activity){
initInjectedView(activity, activity.getWindow().getDecorView());
}
public static void initInjectedView(Object injectedSource,View sourceView){
Field[] fields = injectedSource.getClass().getDeclaredFields();
if(fields!=null && fields.length>0){
for(Field field : fields){
try {
field.setAccessible(true);
if(field.get(injectedSource)!= null )
continue;
ViewInject viewInject = field.getAnnotation(ViewInject.class);
if(viewInject!=null){
int viewId = viewInject.id();
field.set(injectedSource,sourceView.findViewById(viewId));
setListener(injectedSource,field,viewInject.click(),Method.Click);
setListener(injectedSource,field,viewInject.longClick(),Method.LongClick);
setListener(injectedSource,field,viewInject.itemClick(),Method.ItemClick);
setListener(injectedSource,field,viewInject.itemLongClick(),Method.itemLongClick);
Select select = viewInject.select();
if(!TextUtils.isEmpty(select.selected())){
setViewSelectListener(injectedSource,field,select.selected(),select.noSelected());
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
}
}
private static void setViewSelectListener(Object injectedSource,Field field,String select,String noSelect)throws Exception{
Object obj = field.get(injectedSource);
if(obj instanceof View){
((AbsListView)obj).setOnItemSelectedListener(new EventListener(injectedSource).select(select).noSelect(noSelect));
}
}
private static void setListener(Object injectedSource,Field field,String methodName,Method method)throws Exception{
if(methodName == null || methodName.trim().length() == 0)
return;
Object obj = field.get(injectedSource);
switch (method) {
case Click:
if(obj instanceof View){
((View)obj).setOnClickListener(new EventListener(injectedSource).click(methodName));
}
break;
case ItemClick:
if(obj instanceof AbsListView){
((AbsListView)obj).setOnItemClickListener(new EventListener(injectedSource).itemClick(methodName));
}
break;
case LongClick:
if(obj instanceof View){
((View)obj).setOnLongClickListener(new EventListener(injectedSource).longClick(methodName));
}
break;
case itemLongClick:
if(obj instanceof AbsListView){
((AbsListView)obj).setOnItemLongClickListener(new EventListener(injectedSource).itemLongClick(methodName));
}
break;
default:
break;
}
}
public enum Method{
Click,LongClick,ItemClick,itemLongClick
}
}