package com.sumeetmca;

import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;

import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class Login extends Activity implements OnClickListener{
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
if (arg0.getId()==R.id.signin)
{
username=mail.getText().toString();
password=paswd.getText().toString();
if(username.equals("sumeet")&& password.equals("123"))
{
Toast toast=Toast.makeText(getApplicationContext(),"success",Toast.LENGTH_SHORT);
toast.setMargin(50,50);
toast.show();
Intent aa=new Intent(getApplicationContext(), Welcome.class);
startActivity(aa);
finish();

mail.setText("*******");
paswd.setText("*******");

}
else
{
Toast.makeText(getApplicationContext(),"warning wrong password",Toast.LENGTH_SHORT).show();

}}
else
{
if(arg0.getId()==R.id.signup)
{
Toast.makeText(getApplicationContext(),"SORRY SIGNUP REGISTATION WAS CLOSED",Toast.LENGTH_SHORT).show();

}
else
{
finish();
}
}
}





Button cancel,sigin,signup;
String username,password;
EditText mail,paswd;

@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_login);
cancel=(Button) findViewById(R.id.cancel);
sigin=(Button) findViewById(R.id.signin);
signup=(Button) findViewById(R.id.signup);
mail=(EditText) findViewById(R.id.email);
paswd=(EditText) findViewById(R.id.password);
cancel.setOnClickListener(this);
sigin.setOnClickListener(this);
cancel.setOnClickListener(this);
mail.setOnClickListener(this);
paswd.setOnClickListener(this);
signup.setOnClickListener(this);
}



}

HOW TO CREATE LIST VIEW /CONTEXT MENU WITH DIAOG BOX.

package com.example.listview1;

import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.ContextMenu;
import android.view.ContextMenu.ContextMenuInfo;
import android.view.Menu;
import android.view.MenuItem;
import android.view.View;
import android.widget.ArrayAdapter;
import android.widget.ListView;
import android.widget.Toast;

public class MainActivity extends Activity {
    ListView L1;
    String Contact[]={"MCA","MTECH","MBA","BCA","BBA"};

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        L1=(ListView) findViewById(R.id.listView1);
        ArrayAdapter<String> adapter=new ArrayAdapter<String>(this,android.R.layout.simple_list_item_1,Contact); 
        L1.setAdapter(adapter);
        registerForContextMenu(L1);
    }

    @Override
    public void onCreateContextMenu(ContextMenu menu, View v,
            ContextMenuInfo menuInfo) {
        // TODO Auto-generated method stub
        super.onCreateContextMenu(menu, v, menuInfo);
   

      menu.setHeaderTitle("DO YOU WANT TO PROCCESED");   
      menu.add(0, v.getId(), 0, "YES");//groupId, itemId, order, title  
      menu.add(0, v.getId(), 0, "NO");
    }

    @Override
    public boolean onContextItemSelected(MenuItem item) {
        // TODO Auto-generated method stub
         if(item.getTitle()=="YES"){ 
             Intent i = new Intent(getApplicationContext(), Login.class); 
             startActivity(i);
         }   
         else {
             Intent i = new Intent(getApplicationContext(), MainActivity.class); 
             startActivity(i); 
      
        return false;
         }
         return true;
   
   
}
    }

how to desidn login form and jump into website using implict intent

package com.example.sum;

import android.net.Uri;
import android.os.Bundle;
import android.app.Activity;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

public class MainActivity extends Activity implements OnClickListener{
@Override
public void onClick(View arg0) {
// TODO Auto-generated method stub
if (arg0.getId()==R.id.button2)
{
username=et1.getText().toString();
paswd=et2.getText().toString();
if(username.equals("sumeet")&& paswd.equals("123"))
{
Toast toast=Toast.makeText(getApplicationContext(),"success",Toast.LENGTH_SHORT);
toast.setMargin(50,50);
toast.show();
Intent intent=new Intent(Intent.ACTION_VIEW);
intent.setData(Uri.parse("http://www.facebook.com"));
startActivity(intent);
et1.setText("*******");
et2.setText("*******");

}
else
{
Toast.makeText(getApplicationContext(),"warning wrong password",Toast.LENGTH_SHORT).show();

}}
else
{
finish();
}
}

Button b1,b2;
EditText et1,et2;
String username,paswd;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        b1=(Button) findViewById(R.id.button1);
        b1.setOnClickListener(this);
        b2=(Button) findViewById(R.id.button2);
        b2.setOnClickListener(this);
        et1=(EditText) findViewById(R.id.editText1);
        et2=(EditText) findViewById(R.id.editText2);
        et1.setOnClickListener(this);
        et2.setOnClickListener(this);
    }

    @Override
    public boolean onCreateOptionsMenu(Menu menu) {
        // Inflate the menu; this adds items to the action bar if it is present.
        getMenuInflater().inflate(R.menu.activity_main, menu);
        return true;
    }
   
}

HOW TO ACCESS MAP IN ANDROID WITH DIALOG BOX

ackage com.dialog;

import android.location.Location;
import android.location.LocationListener;
import android.location.LocationManager;
import android.os.Bundle;
import android.provider.Settings;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.app.Dialog;
import android.content.Context;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.Intent;
import android.view.Menu;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;

public class MainActivity extends Activity implements LocationListener {
LocationManager loc;
    @Override
public void onLocationChanged(Location location) {
// TODO Auto-generated method stub
    double latitude=location.getLatitude();
    double longitude=location.getLongitude();
    Toast.makeText(getApplicationContext(), "lat"+latitude+ " Long"+longitude,1).show();
}

@Override
public void onProviderDisabled(String provider) {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(),"Disable", 2000).show();

}

@Override
public void onProviderEnabled(String provider) {
// TODO Auto-generated method stub
Toast.makeText(getApplicationContext(),"Enable", 2000).show();
}

@Override
public void onStatusChanged(String provider, int status, Bundle extras) {
// TODO Auto-generated method stub

}

@Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        loc=(LocationManager) getSystemService(Context.LOCATION_SERVICE);
        loc.requestLocationUpdates(LocationManager.GPS_PROVIDER, 0, 0, MainActivity.this);
        loc.requestLocationUpdates(LocationManager.NETWORK_PROVIDER, 0, 0, MainActivity.this);
        loc.requestLocationUpdates(LocationManager.PASSIVE_PROVIDER, 0, 0, MainActivity.this);
    }
   
        public void dialog(View v)
        {
       Builder aa=new AlertDialog.Builder(MainActivity.this);
        aa.setTitle("internet not working");
        aa.setMessage("press ok to open internet setting else press no");
        aa.setPositiveButton("hlo",new OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method stub
Intent aa=new Intent (Settings.ACTION_WIRELESS_SETTINGS);
startActivity(aa);
}
});
       
        Dialog ab=aa.create();
        ab.show();


   

 


 Dialog d=new Dialog (MainActivity.this);
 d.setContentView(R.layout.activity_main);
 Button b1=(Button) d.findViewById(R.id.button1);
 b1.setOnClickListener(new View .OnClickListener() {

@Override
public void onClick(View v) {
// TODO Auto-generated method stub

}
});
 d.setTitle("internet not working");
 d.show();
        }
}
        

how to customize dialog box

mport android.os.Bundle;
import android.provider.Settings;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.Intent;
import android.view.Menu;
import android.view.View;

public class MainActivity extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }
   
        public void dialog(View v)
        {
Dialog d=new Dialog (MainActivity.this);
 d.setContentView(R.layout.activity_main);
 d.setTitle("internet not working");
 d.show();
        }
}

how to create dialog box and jump into mobile setting or wifi/gps

package com.dialog;

import android.os.Bundle;
import android.provider.Settings;
import android.app.Activity;
import android.app.AlertDialog;
import android.app.AlertDialog.Builder;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.DialogInterface.OnClickListener;
import android.content.Intent;
import android.view.Menu;
import android.view.View;

public class MainActivity extends Activity {

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
    }
   
        public void dialog(View v)
        {
        Builder aa=new AlertDialog.Builder(MainActivity.this);
        aa.setTitle("internet not working");
        aa.setMessage("press ok to open internet setting else press no");
        aa.setPositiveButton("hlo",new OnClickListener() {

@Override
public void onClick(DialogInterface dialog, int which) {
// TODO Auto-generated method stub
Intent aa=new Intent (Settings.ACTION_SETTINGS);
startActivity(aa);
}
});
       
        Dialog ab=aa.create();
        ab.show();
}

   

 
}

ADD TWO NUMBER IN ANDROID AND SHOW IN TOAST

1. 
   
2. package com.example.sumof2numbers;  
3.   
4. import android.os.Bundle;  
5. import android.app.Activity;  
6. import android.view.Menu;  
7. import android.view.View;  
8. import android.view.View.OnClickListener;  
9. import android.widget.Button;  
10. import android.widget.EditText;  
11. import android.widget.Toast;  
12.   
13. public class MainActivity extends Activity {  
14.     private EditText edittext1,edittext2;  
15.     private Button buttonSum;  
16.     @Override  
17.     protected void onCreate(Bundle savedInstanceState) {  
18.         super.onCreate(savedInstanceState);  
19.         setContentView(R.layout.activity_main);  
20.           
21.         addListenerOnButton();  
22.           
23.     }  
24.     public void addListenerOnButton(){  
25.         edittext1=(EditText)findViewById(R.id.editText1);  
26.         edittext2=(EditText)findViewById(R.id.editText2);  
27.         buttonSum=(Button)findViewById(R.id.button1);  
28.           
29.         buttonSum.setOnClickListener(new OnClickListener(){  
30.   
31.             @Override  
32.             public void onClick(View view) {  
33.                 String value1=edittext1.getText().toString();  
34.                 String value2=edittext2.getText().toString();  
35.                 int a=Integer.parseInt(value1);  
36.                 int b=Integer.parseInt(value2);  
37.                 int sum=a+b;  
38.     Toast.makeText(getApplicationContext(),String.valueOf(sum),Toast.LENGTH_LONG).show();  
39.             }  
40.               
41.         });  
42.           
43.     }  
44.     @Override  
45.     public boolean onCreateOptionsMenu(Menu menu) {  
46.         // Inflate the menu; this adds items to the action bar if it is present.  
47.         getMenuInflater().inflate(R.menu.activity_main, menu);  
48.         return true;  
49.     }  
50.   
51. }