package com.example.android_fragment;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.content.Intent;
import android.os.Bundle;
import android.widget.RadioGroup;
import android.widget.RadioGroup.OnCheckedChangeListener;
public class MainActivity extends Activity implements OnCheckedChangeListener
{
private RadioGroup group;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
group = (RadioGroup) findViewById(R.id.radiogroup);
group.setOnCheckedChangeListener(this);
}
@Override
public void onCheckedChanged(RadioGroup group, int checkedId) {
// TODO Auto-generated method stub
switch (checkedId) {
case R.id.first: {
Intent intent=new Intent(this,MainActivity2.class);
startActivity(intent);
break;
}
case R.id.second: {
MyFragment2 fragment2=new MyFragment2();
FragmentManager fragmentManager = getFragmentManager();
FragmentTransaction beginTransaction = fragmentManager.beginTransaction();
beginTransaction.add(R.id.frame, fragment2);
beginTransaction.addToBackStack(null);
beginTransaction.commit();
break;
}
case R.id.thrid: {
Intent intent=new Intent(MainActivity.this,MainActivity3.class);
startActivity(intent);
break;
}
case R.id.fourth: {
Intent intent=new Intent(MainActivity.this,MainActivity4.class);
startActivity(intent);
break;
}
}
}
}
package com.example.android_fragment;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
public class MainActivity2 extends Activity{
private TextView tv;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.main2);
Button button=(Button) findViewById(R.id.button);
tv=(TextView) findViewById(R.id.text);
button.setText("¸Ä±ä");
button.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
tv.setText("TextView¸Ä±äÁË");
}
});
}
}
package com.example.android_fragment;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
public class MainActivity3 extends Activity {
private Button button;
private Fragment frag;
private boolean flag = true;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.main3);
init();
button = (Button) findViewById(R.id.button);
button.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
FragmentManager fragmentManager = getFragmentManager();
FragmentTransaction beginTransaction = fragmentManager
.beginTransaction();
if (flag) {
MyFragment4 frag4=new MyFragment4();
beginTransaction.replace(R.id.layout, frag4);
flag=false;
} else {
MyFragment3 frag3=new MyFragment3();
beginTransaction.replace(R.id.layout, frag3);
flag=true;
}
beginTransaction.commit();
}
});
}
private void init() {
// TODO Auto-generated method stub
FragmentManager fragmentManager = getFragmentManager();
FragmentTransaction beginTransaction = fragmentManager
.beginTransaction();
MyFragment3 frag3 = new MyFragment3();
beginTransaction.add(R.id.layout,frag3);
beginTransaction.commit();
}
}
package com.example.android_fragment;
import com.example.android_fragment.MyFragment5.MyListener;
import android.app.Activity;
import android.app.Fragment;
import android.app.FragmentManager;
import android.app.FragmentTransaction;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity4 extends Activity implements MyListener {
private EditText editext;
private Button send;
@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
setContentView(R.layout.main4);
editext = (EditText) findViewById(R.id.editText);
send = (Button) findViewById(R.id.send);
send.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
String text = editext.getText().toString();
MyFragment5 fragment5 = new MyFragment5();
Bundle bundle = new Bundle();
bundle.putString("name", text);
fragment5.setArguments(bundle);
FragmentManager fragmentManager = getFragmentManager();
FragmentTransaction beginTransaction = fragmentManager
.beginTransaction();
beginTransaction.add(R.id.layout, fragment5, "fragment5");
beginTransaction.commit();
Toast.makeText(MainActivity4.this, "ÏòFragment·¢ËÍÊý¾Ý" + text,
Toast.LENGTH_SHORT).show();
}
});
FragmentManager fragmentManager = getFragmentManager();
Fragment findFragmentById = fragmentManager.findFragmentById(R.id.frag);
MyFragment frag=(MyFragment) findFragmentById;
frag.setAaa("fragment¾²Ì¬´«Öµ");
}
@Override
public void thank(String code) {
// TODO Auto-generated method stub
Toast.makeText(MainActivity4.this, "Òѳɹ¦½ÓÊÕµ½" + code + "£¬¿ÍÆøÁË£¡",
Toast.LENGTH_SHORT).show();
}
}
package com.example.android_fragment;
import android.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
public class MyFragment extends Fragment{
private String aaa;
public String getAaa() {
return aaa;
}
public void setAaa(String aaa) {
this.aaa = aaa;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// TODO Auto-generated method stub
//layout²¼¾ÖÎļþת»»³ÉView¶ÔÏó
/**
* resource:FragmentÐèÒª¼ÓÔصIJ¼¾ÖÎļþ
* root£º¼ÓÔØlayoutµÄ¸¸ViewGroup
* attactToRoot£ºfalse£¬²»·µ»Ø¸¸ViewGroup
*/
View view = inflater.inflate(R.layout.fragment, container, false);
TextView text=(TextView) view.findViewById(R.id.text);
Button button=(Button) view.findViewById(R.id.button);
text.setText("¾²Ì¬¼ÓÔØFragment");
button.setText("»ñÈ¡ÄÚÈÝ");
button.setOnClickListener(new OnClickListener() {
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
String value = getAaa();
Toast.makeText(getActivity(), "value="+value, Toast.LENGTH_SHORT).show();
}
});
return view;
}
}
package com.example.android_fragment;
import android.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
public class MyFragment2 extends Fragment{
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// TODO Auto-generated method stub
//layout²¼¾ÖÎļþת»»³ÉView¶ÔÏó
/**
* resource:FragmentÐèÒª¼ÓÔصIJ¼¾ÖÎļþ
* root£º¼ÓÔØlayoutµÄ¸¸ViewGroup
* attactToRoot£ºfalse£¬²»·µ»Ø¸¸ViewGroup
*/
View view = inflater.inflate(R.layout.fragment, container, false);
TextView text=(TextView) view.findViewById(R.id.text);
text.setText("¶¯Ì¬¼ÓÔØFragment");
return view;
}
}
package com.example.android_fragment;
import android.app.Activity;
import android.app.Fragment;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
public class MyFragment3 extends Fragment {
private TextView tv;
// 启动Fragment——>屏幕锁屏——>屏幕解锁——>
//切换到其他的Fragment——>回到桌面——>回到应用——>退出Fragment
/**
* 每次创建都会绘制Fragment的View组件时回调该方法
*/
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// TODO Auto-generated method stub
View view = inflater.inflate(R.layout.fragment2, container, false);
TextView tv = (TextView) view.findViewById(R.id.text);
tv.setText("第一个Fragment");
Log.i("Main", "Fragment1---onCreateView()");
return view;
}
/**
* 当Fragment被添加到Activity时候会回调这个方法，并且只调用一次
*/
@Override
public void onAttach(Activity activity) {
// TODO Auto-generated method stub
super.onAttach(activity);
Log.i("Main", "Fragment1---onAttach()");
}
/**
* 创建Fragment时会回调，只会调用一次
*/
@Override
public void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
Log.i("Main", "Fragment1---onCreate()");
}
/**
* 当Fragment所在的Activty启动完成后调用
*/
@Override
public void onActivityCreated(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onActivityCreated(savedInstanceState);
Log.i("Main", "Fragment1---onActivityCreated()");
}
/**
* 启动Fragment
*
*/
@Override
public void onStart() {
// TODO Auto-generated method stub
super.onStart();
Log.i("Main", "Fragment1---onStart()");
}
/**
* 恢复Fragment时会被回调，调用onStart（）方法后面一定会调用onResume()方法
*/
@Override
public void onResume() {
// TODO Auto-generated method stub
super.onResume();
Log.i("Main", "Fragment1---onResume()");
}
/**
* 暂停Fragment
*/
@Override
public void onPause() {
// TODO Auto-generated method stub
super.onPause();
Log.i("Main", "Fragment1---onPause()");
}
/**
* 停止Fragment
*/
@Override
public void onStop() {
// TODO Auto-generated method stub
super.onStop();
Log.i("Main", "Fragment1---onStop()");
}
/**
* 销毁Fragment所包含的View组件时
*/
@Override
public void onDestroyView() {
// TODO Auto-generated method stub
super.onDestroyView();
Log.i("Main", "Fragment1---onDestroyView()");
}
/**
* 销毁Fragment时会被回调
*/
@Override
public void onDestroy() {
// TODO Auto-generated method stub
super.onDestroy();
Log.i("Main", "Fragment1---onDestroy()");
}
/**
* Fragment从Activity中删除时会回调该方法，并且这个方法只会调用一次
*/
@Override
public void onDetach() {
// TODO Auto-generated method stub
super.onDetach();
Log.i("Main", "Fragment1---onDetach()");
}
}
package com.example.android_fragment;
import android.app.Activity;
import android.app.Fragment;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
public class MyFragment4 extends Fragment {
private TextView tv;
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// TODO Auto-generated method stub
View view = inflater.inflate(R.layout.fragment2, container, false);
TextView tv = (TextView) view.findViewById(R.id.text);
tv.setText("µÚ¶þ¸öFragment");
Log.i("Main", "Fragment2---onCreateView()");
return view;
}
@Override
public void onAttach(Activity activity) {
// TODO Auto-generated method stub
super.onAttach(activity);
Log.i("Main", "Fragment2---onAttach()");
}
@Override
public void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
Log.i("Main", "Fragment2---onCreate()");
}
@Override
public void onActivityCreated(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onActivityCreated(savedInstanceState);
Log.i("Main", "Fragment2---onActivityCreated()");
}
@Override
public void onStart() {
// TODO Auto-generated method stub
super.onStart();
Log.i("Main", "Fragment2---onStart()");
}
@Override
public void onResume() {
// TODO Auto-generated method stub
super.onResume();
Log.i("Main", "Fragment2---onResume()");
}
@Override
public void onPause() {
// TODO Auto-generated method stub
super.onPause();
Log.i("Main", "Fragment2---onPause()");
}
@Override
public void onStop() {
// TODO Auto-generated method stub
super.onStop();
Log.i("Main", "Fragment2---onStop()");
}
@Override
public void onDestroyView() {
// TODO Auto-generated method stub
super.onDestroyView();
Log.i("Main", "Fragment2---onDestroyView()");
}
@Override
public void onDestroy() {
// TODO Auto-generated method stub
super.onDestroy();
Log.i("Main", "Fragment2---onDestroy()");
}
@Override
public void onDetach() {
// TODO Auto-generated method stub
super.onDetach();
Log.i("Main", "Fragment2---onDetach()");
}
}
package com.example.android_fragment;
import android.app.Activity;
import android.app.Fragment;
import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.TextView;
import android.widget.Toast;
public class MyFragment5 extends Fragment{
private String code="Thank you,Activity!";
public MyListener listener;
public interface MyListener
{
public void thank(String code);
}
@Override
public void onAttach(Activity activity) {
// TODO Auto-generated method stub
listener=(MyListener) activity;
super.onAttach(activity);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
// TODO Auto-generated method stub
View view = inflater.inflate(R.layout.fragment2, container, false);
TextView tv = (TextView) view.findViewById(R.id.text);
String text=getArguments().get("name")+"";
tv.setText(text);
Toast.makeText(getActivity(), "Òѳɹ¦½ÓÊÕµ½"+text, Toast.LENGTH_SHORT).show();
Toast.makeText(getActivity(), "ÏòActivity·¢ËÍ"+code, Toast.LENGTH_SHORT).show();
listener.thank(code);
return view;
}
}
浙公网安备 33010602011771号