วันจันทร์ที่ 6 กุมภาพันธ์ พ.ศ. 2555

TV

package
java_1;


public
class TV {

private int chanel = 1;//1-10

private int volume = 1;//0-5

private boolean status = false;// By default TV is off

private String brand = "";

public static int count = 0;


TV(){

count++;

brand = "Sony";

}

TV(String newBrand){

count++;

brand = newBrand;

}

TV(String newBrand,
int newchanel){

count++;

brand = newBrand;

chanel = newchanel;

}

public String getBrand(){

return brand;

}

public void turnOn(){

//Mutator of status variable

status = true;

}

public void turnOff(){

//Mutator of status variable

status = false;

}

public boolean getStatus(){

//Accessor of status variable

return status;

}

public void chanelUp(){

chanel++;

if(chanel > 10){

chanel = 1;


}

}

public void chanelDown(){

chanel--;

if(chanel < 1){

chanel = 10;

}

}

public int getChanel(){

if(status == false)

{

System.
out.println("Please TurnOn TV");

return 0;

}

else

return chanel;

}

public void volumeUp(){

if(volume < 5)

volume++;

else

System.
out.println("Maximum");

}

public void volumeDown(){

if(volume > 0)

volume--;

else

System.
out.println("Minimum");


}

public int getVolume(){

return volume;

}

public boolean equalsTV(TV o){

if(o.getChanel() != this.getChanel())

return false;

if(o.getStatus() != this.getStatus())

return false;

if(o.getVolume() != this.getVolume())

return false;

return true;

}


}

Test TV

package
java_1;
import
java.util.ArrayList;
public
class Test {
public static void main(String[] args) {
TV tv1 =
new TV();
System.
out.println("******TV 1*******");
tv1.turnOn();
//turnOn TV
System.
out.println(tv1.getBrand());
System.
out.println(tv1.getChanel());
tv1.chanelDown();
System.
out.println(tv1.getChanel());
tv1.volumeDown();
tv1.volumeDown();
System.
out.println(tv1.getVolume());
tv1.volumeUp();
tv1.volumeUp();
tv1.volumeUp();
tv1.volumeUp();
tv1.volumeUp();
tv1.volumeUp();
System.
out.println(tv1.getVolume());
TV tv2 =
new TV("Sumsung",10);
System.
out.println("******TV 2*******");
tv2.turnOn();
//turnOn TV
System.
out.println(tv2.getBrand());
System.
out.println(tv2.getChanel());
tv2.chanelUp();
System.
out.println(tv2.getChanel());
////// ArrayList ////
ArrayList<TV> listTV =
new ArrayList<TV>();
listTV.add(
new TV());
listTV.add(
new TV("PHILIPS"));
listTV.add(
new TV("SAMSUNG"));
listTV.add(
new TV("PANASONIC"));
System.
out.println("ArraySize:"+listTV.size());
System.
out.println(listTV.get(0).getBrand());
System.
out.println(listTV.get(1).getBrand());
System.
out.println(listTV.get(2).getBrand());
System.
out.println(listTV.get(3).getBrand());
////// Array /////
/*
TV[] arrayTV = new TV[5];
for(int i = 0; i < 5; i++)
{
arrayTV[i] = new TV();
}
System.out.println("Count TV:"+TV.count);
System.out.println(arrayTV[0].getBrand());
System.out.println("Brand:"+arrayTV[0].getBrand());
*/
///// check equals /////
/*tv1.turnOn();
tv1.turnOn();
if(tv1.equalsTV(tv2)==true){
System.out.println("Equal");
}else{
System.out.println("Not equal");
}
tv2.chanelDown();
if(tv1.equalsTV(tv2)==true){
System.out.println("Equal");
}else{
System.out.println("Not equal");
}*/
}
}

วันจันทร์ที่ 30 มกราคม พ.ศ. 2555

class Circle

package
Circle;


public
class Circle

{

/*The radius of this circle*/

private double radius = 1.0;


Circle()

{


}

/*Construct a circle object*/

Circle(
double newRadius)

{

radius = newRadius;

}

/*Return the area of this circle*/

double getArea()

{

return Math.pow(radius,2) * Math.PI;

}


double getCircumrefence()

{

return 2 * Math.PI * radius;

}

double getRadius()

{

return radius;

}



void setRadius(double newRadius)

{

radius = newRadius;

}

}

วันเสาร์ที่ 28 มกราคม พ.ศ. 2555

Simpledialog


package test.Simpledialog;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;

import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.Toast;

public class SimpledialogActivity extends Activity {
    /** Called when the activity is first created. */
private Button btnOne, btnTwo, btnList, btnRadio;
    @Override
   
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
       
        btnOne = (Button)findViewById(R.id.btnOne);
        btnOne.setOnClickListener(
        new OnClickListener(){
public void onClick(View v) {

getOneButtonAlertDialog();
}
        }
        );
        btnTwo = (Button)findViewById(R.id.btnTwo);
        btnTwo.setOnClickListener(
        new OnClickListener(){
        public void onClick(View v) {

        getTwoButtonAlertDialog();
}
        }
        );
        btnList = (Button)findViewById(R.id.btnList);
        btnList.setOnClickListener(
        new OnClickListener(){
        public void onClick(View v) {

        getListButtonAlertDialog();
}
        }
        );
        btnRadio = (Button)findViewById(R.id.btnRadio);
        btnRadio.setOnClickListener(
        new OnClickListener(){
        public void onClick(View v) {

        getRadioButtonAlertDialog();
}
        }
        );
       
   
     }
        public void getOneButtonAlertDialog(){
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setMessage("Hello");
        builder.setCancelable(false);
        builder.setPositiveButton("OK",new DialogInterface.OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int id) {
// TODO Auto-generated method stub
dialog.dismiss();
}
        }
        );
builder.show();
        }
       
        public void getTwoButtonAlertDialog(){
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("Exit, Yes or No !!");
        builder.setCancelable(false);
        builder.setPositiveButton("Yes",new DialogInterface.OnClickListener() {
        @Override
public void onClick(DialogInterface dialog, int id) {
// TODO Auto-generated method stub
finish();
}
        }
        );
builder.setNegativeButton("No",new DialogInterface.OnClickListener(){

@Override
public void onClick(DialogInterface dialog, int id) {
// TODO Auto-generated method stub
dialog.cancel();
}
});
builder.show();
        }
       
        public void getListButtonAlertDialog(){
        final CharSequence[] item = {"Red","Blue","Green"};
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("Pick a color");
       
        builder.setItems(item,new DialogInterface.OnClickListener() {
        @Override
public void onClick(DialogInterface dialog, int id) {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(), item[id], Toast.LENGTH_LONG).show();

}
        }
        );
builder.show();
        }
       
        public void getRadioButtonAlertDialog(){
        final CharSequence[] items = {"Red","Blue","Green"};
        AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setTitle("Pick a color");
       
        builder.setSingleChoiceItems(items, 1, new DialogInterface.OnClickListener() {
        @Override
public void onClick(DialogInterface dialog, int id) {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(), items[id], Toast.LENGTH_LONG).show();

}
        }
        );
builder.show();
        }
}

Project manifest


<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
      package="com.Project"
      android:versionCode="1"
      android:versionName="1.0">
    <uses-sdk android:minSdkVersion="8" />

    <application android:icon="@drawable/icon" android:label="@string/app_name">
        <activity android:name=".Project"
                  android:label="@string/app_name">
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />
                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
<activity android:name=".One"></activity>
<activity android:name=".Two"></activity>
<activity android:name=".Three"></activity>
    </application>
</manifest>

one,two,three


<linearlayout android:layout_height="match_parent" android:layout_width="match_parent" android:orientation="vertical" xmlns:android="http://schemas.android.com/apk/res/android">
    <imageview android:id="@+id/imageView1" android:layout_gravity="center" android:layout_height="wrap_content" android:layout_width="wrap_content" android:src="@drawable/m"></imageview>
    <textview android:id="@+id/textView1" android:layout_gravity="center" android:layout_height="wrap_content" android:layout_width="wrap_content" android:text="Firefog" android:textappearance="?android:attr/textAppearanceLarge"></textview>
   
</linearlayout>

/////


<linearlayout android:layout_height="match_parent" android:layout_width="match_parent" android:orientation="vertical" xmlns:android="http://schemas.android.com/apk/res/android">
    <imageview android:id="@+id/imageView1" android:layout_gravity="center" android:layout_height="wrap_content" android:layout_width="wrap_content" android:src="@drawable/i"></imageview>
    <textview android:id="@+id/textView1" android:layout_gravity="center" android:layout_height="wrap_content" android:layout_width="wrap_content" android:text="Internet Explorer" android:textappearance="?android:attr/textAppearanceLarge"></textview>
   
</linearlayout>

/////


<linearlayout android:layout_height="match_parent" android:layout_width="match_parent" android:orientation="vertical" xmlns:android="http://schemas.android.com/apk/res/android">
    <imageview android:id="@+id/imageView1" android:layout_gravity="center" android:layout_height="wrap_content" android:layout_width="wrap_content" android:src="@drawable/i"></imageview>
    <textview android:id="@+id/textView1" android:layout_gravity="center" android:layout_height="wrap_content" android:layout_width="wrap_content" android:text="Internet Explorer" android:textappearance="?android:attr/textAppearanceLarge"></textview>
   
</linearlayout>

main

<linearlayout android:layout_height="fill_parent" android:layout_width="fill_parent" android:orientation="horizontal" xmlns:android="http://schemas.android.com/apk/res/android">
    <imagebutton android:background="@null" android:id="@+id/imageButton1" android:layout_gravity="top" android:layout_height="wrap_content" android:layout_width="wrap_content" android:onclick="To1" android:src="@drawable/a"></imagebutton>
    <imagebutton android:background="@null" android:id="@+id/imageButton2" android:layout_gravity="top" android:layout_height="wrap_content" android:layout_width="wrap_content" android:onclick="To2" android:src="@drawable/b"></imagebutton>
    <imagebutton android:background="@null" android:id="@+id/imageButton3" android:layout_gravity="top" android:layout_height="wrap_content" android:layout_width="wrap_content" android:onclick="To3" android:src="@drawable/c"></imagebutton>
</linearlayout>