Android 4.0 tutorial-7

CLASS

MainActivity
*********************************************************************************
package com.nanolaser;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.TextView;
public class MainActivity extends Activity {
    private final String TAG="Main Activity";
    @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;
    }
   

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        Log.i(TAG, "onCreate");
      
      
    }
   
    @Override
 public void onStart() {
  // TODO Auto-generated method stub
  super.onStart();
   Log.i(TAG, "onStart");
 }
 
 @Override
 public void onResume() {
  // TODO Auto-generated method stub
  super.onResume();
   Log.i(TAG, "onResume");
 }
  
 @Override
 public void onPause() {
  // TODO Auto-generated method stub
  super.onPause();
  Log.i(TAG, "onPause");
 }


 @Override
 public void onStop() {
  // TODO Auto-generated method stub
  super.onStop();
  Log.i(TAG, "onStop");
 }


 @Override
 public void onDestroy() {
  // TODO Auto-generated method stub
  super.onDestroy();
  Log.i(TAG, "onDestroy");
 }

 public void buttonClick (View v){
  Log.i(TAG, "Button Clicked");
      final TextView textView=(TextView) findViewById(R.id.name);
     String text=textView.getText().toString();
  if (text.contains("world"))
  {
   textView.setText("Hello, Leize");
  }
  else
  {
   textView.setText("Hello, world");
  }
   
   
    }
}
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NewActivity
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package com.nanolaser;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.EditText;
import android.widget.TextView;
public class NewActivity extends Activity {
 @Override
 public void onCreate(Bundle savedInstanceState) {
  // TODO Auto-generated method stub
  super.onCreate(savedInstanceState);
  setContentView(R.layout.new_activity);
 }
 public void addComment(View v)
 {
  String name, comment, other;
  EditText nameIn=(EditText) findViewById (R.id.nameIn);
  EditText commentIn=(EditText) findViewById (R.id.commentIn);
  EditText otherIn=(EditText) findViewById (R.id.otherIn);
 
  name=nameIn.getText().toString();
  comment=commentIn.getText().toString();
  other=otherIn.getText().toString();
  TextView nameOut=(TextView)findViewById (R.id.name);
  TextView commentOut=(TextView)findViewById (R.id.comment);
  TextView otherOut=(TextView)findViewById (R.id.other);
 
  nameOut.setText(name);
  commentOut.setText(comment);
  otherOut.setText(other);
 
 }

}
********************************************************************************
layout
activity_main
********************************************************************************
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >
    <TextView
        android:id="@+id/name"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/hello_world" />
    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/name"
        android:text="@string/button_string"
        android:onClick="buttonClick"/>
</RelativeLayout>
*********************************************************************************
new_activity
********************************************************************************
<?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:gravity="center_horizontal"
    android:orientation="vertical"
    android:padding="5dp" >
    <EditText
        android:id="@+id/nameIn"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:hint="@string/name"
        android:inputType="text" >
    </EditText>
    <EditText
        android:id="@+id/commentIn"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginBottom="8dp"
        android:layout_marginTop="8dp"
        android:ems="10"
        android:hint="@string/comment"
        android:inputType="text" />
    <EditText
        android:id="@+id/otherIn"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:ems="10"
        android:hint="@string/other"
        android:inputType="text" />
    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/addcomment"
        android:onClick="addComment"/>
    <TextView
        android:id="@+id/name"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_marginTop="10dp"
        android:text="@string/blank"
        android:textAppearance="?android:attr/textAppearanceMedium" />
    <TextView
        android:id="@+id/comment"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/blank"
        android:textAppearance="?android:attr/textAppearanceMedium" />
    <TextView
        android:id="@+id/other"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/blank"
        android:textAppearance="?android:attr/textAppearanceMedium" />
</LinearLayout>

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layout-land
activity_main
*******************************************************************************
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/LinearLayout1"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center"
    android:orientation="horizontal"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >
    <TextView
        android:id="@+id/name"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/hello_world" />
    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:onClick="buttonClick"
        android:text="@string/button_string" />
</LinearLayout>
********************************************************************************
layout-port
activity_main
*******************************************************************************
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:gravity="center"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context=".MainActivity" >
    <TextView
        android:id="@+id/name"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="@string/hello_world" />
    <Button
        android:id="@+id/button1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_below="@+id/name"
        android:text="@string/button_string"
        android:onClick="buttonClick"/>
</RelativeLayout>
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AndroidManifest
********************************************************************************
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.nanolaser"
    android:versionCode="1"
    android:versionName="1.0" >
    <uses-sdk
        android:minSdkVersion="8"
        android:targetSdkVersion="17" />
    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
        <activity
            android:name="com.nanolaser.MainActivity"
            android:label="@string/app_name" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
    </application>
</manifest>