Fragments

activity_main.xml
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/LinearLayout2"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical"
   
    tools:context=".MainActivity" >

    <fragment
        android:id="@+id/fragment1"
        android:name="com.example.fragmentsexample.One"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_weight="1" />

    <fragment
        android:id="@+id/fragment2"
        android:name="com.example.fragmentsexample.Two"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        android:layout_weight="1" />


</LinearLayout>

first.xml

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<?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="vertical" 

    android:background="#996699">

    <TextView

        android:id="@+id/textView1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="First fragment" 

        android:layout_gravity="center"/>

    <EditText

        android:id="@+id/idText"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"        

        android:hint="Enter Id"

        android:textColorHint="#110F10">

        <requestFocus />

    </EditText>

    <EditText

        android:id="@+id/pwdText"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

       

        android:inputType="textPassword" 

        android:hint="Enter Password"

        android:textColorHint="#110F10"/>

    <Button

        android:id="@+id/button1"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:text="Send" />

</LinearLayout>

two.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="vertical" 

    android:background="#996600">

    <TextView

        android:id="@+id/textView1"

        android:layout_width="wrap_content"

        android:layout_height="wrap_content"

        android:text="Second Fragment" 

        android:layout_gravity="center"

        />

    <TextView

        android:id="@+id/idView"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:text="TextView" />

    <TextView

        android:id="@+id/pwdView"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:text="TextView" />

    <Button

        android:id="@+id/button2"

        android:layout_width="match_parent"

        android:layout_height="wrap_content"

        android:text="Clear" />

</LinearLayout>

MainActivity.java

---------------------

package com.example.fragmentsexample;

import android.os.Bundle;

import android.app.Activity;

import android.support.v4.app.FragmentActivity;

import android.view.Menu;

public class MainActivity extends FragmentActivity {

@Override

protected void onCreate(Bundle savedInstanceState) {

super.onCreate(savedInstanceState);

setContentView(R.layout.activity_main);

}

@Override

public boolean onCreateOptionsMenu(Menu menu) {

// Inflate the menu; this adds items to the action bar if it is present.

getMenuInflater().inflate(R.menu.main, menu);

return true;

}

}

One.java

--------------

package com.example.fragmentsexample;

import android.content.SharedPreferences;

import android.os.Bundle;

import android.support.v4.app.Fragment;

import android.support.v4.app.FragmentManager;

import android.support.v4.app.FragmentTransaction;

import android.view.LayoutInflater;

import android.view.View;

import android.view.View.OnClickListener;

import android.view.ViewGroup;

import android.widget.Button;

import android.widget.EditText;

import android.widget.Toast;

public class One extends Fragment{

EditText ed1,ed2;

Button btn;

String str1,str2;

@Override

public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

ViewGroup viewGroup=(ViewGroup) inflater.inflate(R.layout.first, container,false);

ed1=(EditText) viewGroup.findViewById(R.id.idText);

 ed2=(EditText) viewGroup.findViewById(R.id.pwdText);

 btn=(Button) viewGroup.findViewById(R.id.button1);

 btn.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

 Toast.makeText(getActivity(), "Clicked", Toast.LENGTH_SHORT).show();

   

   str1=ed1.getText().toString();

   str2=ed2.getText().toString();

   SharedPreferences prefs=getActivity().getSharedPreferences("myprefs",0 );

   SharedPreferences.Editor prefsEditor=prefs.edit();

   prefsEditor.putString("ID", str1);

   prefsEditor.putString("PWD", str2);

   prefsEditor.commit();    

   Two fg2=new Two();

   FragmentManager fragmentManager = getFragmentManager();

   FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction();

  // fragmentTransaction.replace(R.id.fragment2, fg2);

   fragmentTransaction.add(R.id.fragment2, fg2);

   fragmentTransaction.commit();

}

});

return viewGroup;

}

}

Two.java

----------------

package com.example.fragmentsexample;

import android.content.SharedPreferences;

import android.os.Bundle;

import android.support.v4.app.Fragment;

import android.view.LayoutInflater;

import android.view.View;

import android.view.View.OnClickListener;

import android.view.ViewGroup;

import android.webkit.WebView.FindListener;

import android.widget.Button;

import android.widget.TextView;

public class Two extends Fragment {

TextView tv1,tv2;

String line1,line2;

 

Button btn2;

@Override

public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {

ViewGroup viewGroup=(ViewGroup) inflater.inflate(R.layout.two, container,false);

 tv1=(TextView) viewGroup.findViewById(R.id.idView);

 tv2=(TextView) viewGroup.findViewById(R.id.pwdView);

 

 SharedPreferences prefs1=getActivity().getSharedPreferences("myprefs",0 );

 

 line1=prefs1.getString("ID", null);

 line2=prefs1.getString("PWD", null);

 tv1.setText(line1);

 tv2.setText(line2);

 btn2=(Button) viewGroup.findViewById(R.id.button2);

 btn2.setOnClickListener(new OnClickListener() {

@Override

public void onClick(View v) {

tv1.setText(null);

tv2.setText(null);

}

});

return viewGroup;

}

}