android动态使用FrameLayout(简单使用)
main.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:orientation="horizontal" >
<FrameLayout
android:id="@+id/titles"
android:layout_width="0px"
android:layout_height="match_parent"
android:layout_weight="1" >
<RelativeLayout
android:layout_width="match_parent"
android:layout_height="match_parent" >
<ListView
android:id="@+id/listview"
android:layout_width="match_parent"
android:layout_height="match_parent" >
</ListView>
<ProgressBar
android:id="@+id/progressBar1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_centerHorizontal="true"
android:layout_centerVertical="true"
android:visibility="gone" />
</RelativeLayout>
</FrameLayout>
<FrameLayout
android:id="@+id/details"
android:layout_width="0px"
android:layout_height="match_parent"
android:layout_weight="3"
android:background="?android:attr/detailsElementBackground" >
</FrameLayout>
</LinearLayout>
title.xml
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="match_parent"
android:orientation="horizontal" >
<ImageView
android:id="@+id/imageview"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:background="@drawable/ic_launcher"
/>
<TextView
android:id="@+id/button"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/>
</LinearLayout>
TitlesFragment.java
package com.xuzhi.fragment;
import java.util.ArrayList;
import java.util.List;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.FragmentTransaction;
import android.app.ListFragment;
import android.app.ProgressDialog;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.AdapterView;
import android.widget.AdapterView.OnItemClickListener;
import android.widget.AdapterView.OnItemLongClickListener;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.ProgressBar;
public class TitlesFragment extends ListFragment
{
// boolean mDualPane;
int mCurCheckPosition = 0;
private static List<String> list = new ArrayList<String>();
@Override
public void onCreate(Bundle savedInstanceState)
{
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
System.out.println("Fragment-->onCreate");
}
public static TitlesFragment newInstance()
{
TitlesFragment details = new TitlesFragment();
return details;
}
Thread th = new Thread()
{
@Override
public void run()
{
try
{
sleep(5000);
}
catch (InterruptedException e)
{
e.printStackTrace();
}
for (int i = 0; i < 100; i++)
{
list.add("csh" + i);
}
Message msg = new Message();
msg.what = 1;
handler.sendMessage(msg);
super.run();
}
};
Handler handler = new Handler()
{
@Override
public void handleMessage(Message msg)
{
mInvock1.callInvock();
super.handleMessage(msg);
}
};
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState)
{
System.out.println("Fragment-->onCreateView");
return super.onCreateView(inflater, container, savedInstanceState);
}
@Override
public void onPause()
{
super.onPause();
System.out.println("Fragment-->onPause");
}
@Override
public void onStop()
{
super.onStop();
System.out.println("Fragment-->onStop");
}
@Override
public void onAttach(Activity activity)
{
super.onAttach(activity);
System.out.println("Fragment-->onAttach");
}
@Override
public void onStart()
{
super.onStart();
System.out.println("Fragment-->onStart");
}
@Override
public void onResume()
{
super.onResume();
System.out.println("Fragment-->onResume");
th.start();
}
@Override
public void onDestroy()
{
super.onDestroy();
System.out.println("Fragment-->onDestroy");
}
private ListView listviewchild;
private void addData()
{
for (int i = 0; i < 5; i++)
{
list.add("csh" + i);
}
}
private adapter mAdapter;
private ProgressBar mProgressBar;
@Override
public void onActivityCreated(Bundle savedInstanceState)
{
// TODO Auto-generated method stub
super.onActivityCreated(savedInstanceState);
System.out.println("Fragment-->onActivityCreted");
addData();// 添加初始数据
View listview = getActivity().findViewById(R.id.titles);
mProgressBar = (ProgressBar) listview.findViewById(R.id.progressBar1);
if (listview != null)
{
listviewchild = (ListView) listview.findViewById(R.id.listview);
mAdapter = new adapter(list, getActivity());
listviewchild.setAdapter(mAdapter);
listviewchild.setOnItemClickListener(new OnItemClickListener()
{
@Override
public void onItemClick(AdapterView<?> arg0, View arg1,
int position, long arg3)
{
showDetails(position);
}
});
listviewchild
.setOnItemLongClickListener(new OnItemLongClickListener()
{
@Override
public boolean onItemLongClick(AdapterView<?> arg0,
View arg1, int postion, long arg3)
{
MyDialogFragment dialog =
MyDialogFragment.newInstance(
"确认删除" + list.get(postion) + "数据",
postion);
dialog.show(getFragmentManager(), "dialog");
return false;
}
});
}
showDetails(0);// 默认显示第一个
}
@Override
public void onSaveInstanceState(Bundle outState)
{
super.onSaveInstanceState(outState);
outState.putInt("curChoice", mCurCheckPosition);
}
@Override
public void onListItemClick(ListView l, View v, int position, long id)
{
super.onListItemClick(l, v, position, id);
showDetails(position);
}
void showDetails(int index)
{
mCurCheckPosition = index;
getListView().setItemChecked(index, true);
DetailsFragment details =
(DetailsFragment) getFragmentManager().findFragmentById(
R.id.details);
if (details == null || details.getShownIndex() != index)
{
details = DetailsFragment.newInstance(mCurCheckPosition, list);
FragmentTransaction ft = getFragmentManager().beginTransaction();
ft.replace(R.id.details, details);
ft.commit();
}
}
public void deleteListItem(int postion)
{
list.remove(postion);
mAdapter.refearch(list);
}
callBack mInvock1 = new callBack()
{
@Override
public void callInvock()
{
mAdapter.refearch(list);
}
};
public interface callBack
{
void callInvock();
}
}
DetailsFragment.java
package com.xuzhi.fragment;
import java.util.ArrayList;
import java.util.List;
import android.app.Fragment;
import android.os.Bundle;
import android.util.TypedValue;
import android.view.LayoutInflater;
import android.view.Menu;
import android.view.MenuInflater;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ScrollView;
import android.widget.TextView;
import android.widget.Toast;
public class DetailsFragment extends Fragment
{
private static List<String> list = new ArrayList<String>();
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setHasOptionsMenu(true);
}
public static DetailsFragment newInstance(int index, List<String> li)
{
list = li;
DetailsFragment details = new DetailsFragment();
Bundle args = new Bundle();
args.putInt("index", index);
details.setArguments(args);
return details;
}
public int getShownIndex()
{
return getArguments().getInt("index", 0);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState)
{
// TODO Auto-generated method stub
if (container == null)
return null;
if (list.size() == 0)
{
return null;
}
ScrollView scroller = new ScrollView(getActivity());
TextView text = new TextView(getActivity());
int padding =
(int) TypedValue.applyDimension(TypedValue.COMPLEX_UNIT_DIP, 4,
getActivity().getResources().getDisplayMetrics());
text.setPadding(padding, padding, padding, padding);
scroller.addView(text);
text.setText(list.get(getShownIndex()));
return scroller;
}
@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater)
{
// TODO Auto-generated method stub
super.onCreateOptionsMenu(menu, inflater);
menu.add("Menu 1a").setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
menu.add("Menu 1b").setShowAsAction(MenuItem.SHOW_AS_ACTION_IF_ROOM);
}
@Override
public boolean onOptionsItemSelected(MenuItem item)
{
// TODO Auto-generated method stub
Toast.makeText(
getActivity(),
"index is" + getShownIndex() + " && menu text is "
+ item.getTitle(), 1000).show();
return super.onOptionsItemSelected(item);
}
}
MyDialogFragment.java
package com.xuzhi.fragment;
import android.app.AlertDialog;
import android.app.Dialog;
import android.app.DialogFragment;
import android.content.DialogInterface;
import android.os.Bundle;
public class MyDialogFragment extends DialogFragment
{
public static MyDialogFragment newInstance(String title, int position)
{
MyDialogFragment frag = new MyDialogFragment();
Bundle args = new Bundle();
args.putString("title", title);
args.putInt("position", position);
frag.setArguments(args);
return frag;
}
public Dialog onCreateDialog(Bundle saveInstanceState)
{
// 获取对象实例化时传入的窗口标题。
String title = getArguments().getString("title");
// 返回提醒对话框。
return new AlertDialog.Builder(getActivity())
// 设置标题图标
.setIcon(R.drawable.ic_launcher)
// 设置标题
.setTitle(title)
// 设置确定按钮的标题和点击事件监听器。
.setPositiveButton("确定", new DialogInterface.OnClickListener()
{
@Override
public void onClick(DialogInterface dialog, int which)
{
int position = getArguments().getInt("position");
((TitlesFragment) (getFragmentManager()
.findFragmentByTag("title")))
.deleteListItem(position);
}
})
// 设置取消按钮的标题和点击事件监听器。
.setNegativeButton("取消", new DialogInterface.OnClickListener()
{
@Override
public void onClick(DialogInterface dialog, int which)
{
}
})
// 创建对话框
.create();
}
}
adapter.java
package com.xuzhi.fragment;
import java.util.List;
import android.content.Context;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.BaseAdapter;
import android.widget.TextView;
public class adapter extends BaseAdapter
{
private List<String> list;
private Context mContext;
public adapter(List<String> list, Context c)
{
this.list = list;
this.mContext = c;
}
public void refearch(List<String> li){
this.list=li;
this.notifyDataSetChanged();
}
@Override
public int getCount()
{
// TODO Auto-generated method stub
return list.size();
}
@Override
public Object getItem(int arg0)
{
// TODO Auto-generated method stub
return list.get(arg0);
}
@Override
public long getItemId(int arg0)
{
// TODO Auto-generated method stub
return arg0;
}
@Override
public View getView(int arg0, View view, ViewGroup arg2)
{
// TODO Auto-generated method stub
view = LayoutInflater.from(mContext).inflate(R.layout.title, null);
TextView txt = (TextView) view.findViewById(R.id.button);
txt.setText(list.get(arg0));
return view;
}
}
FragmentDemoActivity.java
package com.xuzhi.fragment;
import android.app.Activity;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.os.Bundle;
public class FragmentDemoActivity extends Activity
{
@Override
public void onCreate(Bundle savedInstanceState)
{
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
init();
}
private void init()
{
TitlesFragment title;
title =
(TitlesFragment) getFragmentManager().findFragmentById(
R.id.titles);
if (title == null)
{
title = TitlesFragment.newInstance();
FragmentManager fm = getFragmentManager();
FragmentTransaction ft = fm.beginTransaction();
ft.setTransition(FragmentTransaction.TRANSIT_FRAGMENT_FADE);
ft.add(title, "title");// 设置title标记，方便用到的时候根据标记取出来
ft.commit();
}
}
}