android fragment 显示ListView,并可以添加动画图片

本文展示了如何在Android应用中,通过Fragment显示一个包含ListView的界面,并且为ListView的每一项添加动画效果。在MainActivity中使用Viewpager与Fragment进行交互,Fragment内部创建并设置ListView的适配器,同时利用AnimationDrawable实现图片动画。每个ListView项根据位置不同应用不同的动画。

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主要流程: Activity中Viewpager 通过Fragment List 获取切换中的Fragment,Fragment 逐个获取ListView中的元素来显示。

MainActivity:

public class TestFragment extends Fragment {
    private static final String TAG = "TestFragment";
    private String hello;// = "hello android";
    private String defaultHello = "default value";
    private Map<String, Object> maplist;
    static TestFragment newInstance(String s, Map<String, Object> map) {
        TestFragment newFragment = new TestFragment();
       // Bundle bundle = new Bundle();
       // bundle.putString("hello", s);
       // newFragment.setArguments(bundle);
        
        final SerializableMap myMap=new SerializableMap();
        myMap.setMap(map);
        Bundle bundle = new Bundle();
            
        bundle.putSerializable("map", myMap);
        newFragment.setArguments(bundle);
        return newFragment;


    }


    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        Log.d(TAG, "TestFragment-----onCreate");
        Bundle args = getArguments();
      //  hello = args != null ? args.getString("hello") : defaultHello;


        Bundle bundle = getArguments();
        SerializableMap serializableMap = (SerializableMap) bundle.get("map");
        maplist =serializableMap.getMap();
      
    }


    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {
        Log.d(TAG, "TestFragment-----onCreateView");
        View view = inflater.inflate(R.layout.lay1, container, false);
        
        
        
        // TextView viewhello = (TextView) view.findViewById(R.id.tv_hello);
        //viewhello.setText(maplist.get("userid")+"time");


        ListView lv  = (ListView) view.findViewById(R.id.listView3);
        ContactAdapter hc = new ContactAdapter(getActivity().getApplicationContext(),getContact());
        lv.setAdapter(hc);
        lv.setCacheColorHint(0);
        lv.setOnItemClickListener(new OnItemClickListenerImpl());
        return view;


    }
    
    private class OnItemClickListenerImpl implements OnItemClickListener {
    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position,
    long id) {
    Toast.makeText(getActivity(), "OK", Toast.LENGTH_SHORT).show();
    }
    }
    
    
    
    private ArrayList<Contact> getContact(){
ArrayList<Contact> hcList = new ArrayList<Contact>();

for(int i=0;i<10;i++)
{
Contact c0 = new Contact();
c0.setTxPath(R.drawable.icon+"");

c0.setName(maplist.get("userid")+"  年龄:"+maplist.get("age"));
hcList.add(c0);
}



return hcList;
}


    @Override
    public void onDestroy() {
        super.onDestroy();
        Log.d(TAG, "TestFragment-----onDestroy");
    }


}

MyFragmentPagerAdapter:

public class MyFragmentPagerAdapter extends FragmentPagerAdapter {
    private ArrayList<Fragment> fragmentsList;


    public MyFragmentPagerAdapter(FragmentManager fm) {
        super(fm);
    }


    public MyFragmentPagerAdapter(FragmentManager fm, ArrayList<Fragment> fragments) {
        super(fm);
        this.fragmentsList = fragments;
    }


    @Override
    public int getCount() {
        return fragmentsList.size();
    }


    @Override
    public Fragment getItem(int arg0) {
        return fragmentsList.get(arg0);
    }


    @Override
    public int getItemPosition(Object object) {
        return super.getItemPosition(object);
    }


}

SerializableMap:

public class SerializableMap implements Serializable {
  

   private Map<String,Object> map;
 
   public Map<String, Object> getMap() {
       return map;
   }
 
   public void setMap(Map<String, Object> map) {
       this.map = map;
   }
  
 
}

TestFragment:

public class TestFragment extends Fragment {
    private static final String TAG = "TestFragment";
    private String hello;// = "hello android";
    private String defaultHello = "default value";
    private Map<String, Object> maplist;
    static TestFragment newInstance(String s, Map<String, Object> map) {
        TestFragment newFragment = new TestFragment();
       // Bundle bundle = new Bundle();
       // bundle.putString("hello", s);
       // newFragment.setArguments(bundle);
        
        final SerializableMap myMap=new SerializableMap();
        myMap.setMap(map);
        Bundle bundle = new Bundle();
            
        bundle.putSerializable("map", myMap);
        newFragment.setArguments(bundle);
        return newFragment;


    }


    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        Log.d(TAG, "TestFragment-----onCreate");
        Bundle args = getArguments();
      //  hello = args != null ? args.getString("hello") : defaultHello;


        Bundle bundle = getArguments();
        SerializableMap serializableMap = (SerializableMap) bundle.get("map");
        maplist =serializableMap.getMap();
      
    }


    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,Bundle savedInstanceState) {
        Log.d(TAG, "TestFragment-----onCreateView");
        View view = inflater.inflate(R.layout.lay1, container, false);
        
        
        
        // TextView viewhello = (TextView) view.findViewById(R.id.tv_hello);
        //viewhello.setText(maplist.get("userid")+"time");


        ListView lv  = (ListView) view.findViewById(R.id.listView3);
        ContactAdapter hc = new ContactAdapter(getActivity().getApplicationContext(),getContact());
        lv.setAdapter(hc);
        lv.setCacheColorHint(0);
        lv.setOnItemClickListener(new OnItemClickListenerImpl());
        return view;


    }
    
    private class OnItemClickListenerImpl implements OnItemClickListener {
    @Override
    public void onItemClick(AdapterView<?> parent, View view, int position,
    long id) {
    Toast.makeText(getActivity(), "OK", Toast.LENGTH_SHORT).show();
    }
    }
    
    
    
    private ArrayList<Contact> getContact(){
ArrayList<Contact> hcList = new ArrayList<Contact>();

for(int i=0;i<10;i++)
{
Contact c0 = new Contact();
c0.setTxPath(R.drawable.icon+"");

c0.setName(maplist.get("userid")+"  年龄:"+maplist.get("age"));
hcList.add(c0);
}



return hcList;
}


    @Override
    public void onDestroy() {
        super.onDestroy();
        Log.d(TAG, "TestFragment-----onDestroy");
    }


}

ContactAdapter:

public class ContactAdapter extends BaseAdapter {
private Context context;
private ArrayList<Contact> list = new ArrayList<Contact>();

public ContactAdapter(Context context,ArrayList<Contact> list){
this.context = context;
this.list = list;
}


@Override
public int getCount() {
return list.size();
}


@Override
public Object getItem(int position) {
// TODO Auto-generated method stub
return list.get(position);
}


@Override
public long getItemId(int position) {
// TODO Auto-generated method stub
return position;
}


@Override
public View getView(int position, View view, ViewGroup parent) {

AnimationDrawable scanAnimation;

Contact hh = list.get(position);
H h = null;
if(view==null){
h = new H();
view = LayoutInflater.from(context).inflate(R.layout.list3, parent, false);
h.pic = (ImageView)view.findViewById(R.id.tx1);
h.name = (TextView)view.findViewById(R.id.tx2);

view.setTag(h);
}else{
h = (H)view.getTag();
}

//h.pic.setImageResource(Integer.parseInt(hh.getTxPath()));
if(position%2==0){
h.pic.setBackgroundResource(R.drawable.img);
scanAnimation=(AnimationDrawable)h.pic.getBackground();
scanAnimation.start();
}else{
h.pic.setBackgroundResource(R.drawable.pic);
scanAnimation=(AnimationDrawable)h.pic.getBackground();
scanAnimation.start();
}
h.name.setText(hh.getName());

return view;

}


class H{
ImageView pic;
TextView name;
}
}

Contact:

public class Contact {
private String txPath;
private String weixinID;
private String name;
private String fristNameA;
private String desc;
public String getTxPath() {
return txPath;
}
public void setTxPath(String txPath) {
this.txPath = txPath;
}
public String getWeixinID() {
return weixinID;
}
public void setWeixinID(String weixinID) {
this.weixinID = weixinID;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public String getFristNameA() {
return fristNameA;
}
public void setFristNameA(String fristNameA) {
this.fristNameA = fristNameA;
}
public String getDesc() {
return desc;
}
public void setDesc(String desc) {
this.desc = desc;
}

}


参考资料:http://download.youkuaiyun.com/detail/vatty748895431/6947843

其中动画用AnimationDrawable,

参考http://www.cnblogs.com/sunzn/archive/2013/01/27/2878385.html



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