Login Application using Database with dialog demo

Follow Below Steps for make simple login applicaiton in Android using database with Dialog demo.

1)DataBaseDemoActivity.java

This file diplay login page and trasfer two edit text data into second activity........ 


package database.co.in;

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

public class DataBaseDemoActivity extends Activity implements OnClickListener {
    /** Called when the activity is first created. */
    EditText mtxt_email, mtxt_password;
    Button mLogin;
@Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        mtxt_email = (EditText)findViewById(R.id.editEmail_id);
        mtxt_password = (EditText)findViewById(R.id.editPassword);
        mLogin = (Button)findViewById(R.id.button1);
        mLogin.setOnClickListener(this);
       
    }
@Override
public void onClick(View v) {
String email = mtxt_email.getText().toString();
String password = mtxt_password.getText().toString();
System.out.println("Email id:-"+email);
System.out.println("Password:-"+password);


Intent dbintent = new Intent(this.getApplicationContext(),DbEntry.class);
dbintent.putExtra("p_email", email);
dbintent.putExtra("p_password", password);

startActivity(dbintent);

}
}

2)main.xml

This is login page gui.. also this file need one header.xml which include externally.......

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent"
    android:orientation="vertical"
    android:background="@drawable/apple1" >

    <RelativeLayout
        android:layout_width="fill_parent"
        android:layout_height="fill_parent" >

        <TextView
            android:id="@+id/textEmail_id"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerHorizontal="true"
            android:layout_marginTop="69dp"
            android:text="Email ID"
            android:textSize="20dp"
            android:gravity="center|left"
            android:textColor="@android:color/holo_purple" />

        <EditText
            android:id="@+id/editEmail_id"
            android:layout_width="wrap_content"
            android:layout_height="35dp"
            android:layout_alignLeft="@+id/button1"
            android:layout_alignRight="@+id/button1"
            android:layout_below="@+id/textEmail_id"
            android:layout_marginTop="10dp" />

        <TextView
            android:id="@+id/textPassword"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignLeft="@+id/textEmail_id"
            android:layout_below="@+id/editEmail_id"
            android:text="Password"
            android:textSize="20dp"
            android:textColor="@android:color/holo_purple" />

        <EditText
            android:id="@+id/editPassword"
            android:layout_width="wrap_content"
            android:layout_height="35dp"
            android:layout_alignLeft="@+id/editEmail_id"
            android:layout_alignRight="@+id/button1"
            android:layout_below="@+id/textPassword"
            android:layout_marginTop="10dp" >

            <requestFocus />
        </EditText>

        <Button
            android:id="@+id/button1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_below="@+id/editPassword"
            android:layout_centerHorizontal="true"
            android:layout_marginTop="24dp"
            android:background="@drawable/login" />

        <include layout="@layout/header"/>
    </RelativeLayout>

</LinearLayout>
3) header.xml


<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:orientation="vertical"
      >

    <TextView
        android:id="@+id/textView2"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:layout_marginLeft="35dp"
        android:text="Welcome To @pple"
        android:textSize="25dp"
        android:textColor="@android:color/holo_purple" />

</LinearLayout>

4) DbEntry.java

Below code for database logic..... and show Dialog in second page check. it


package database.co.in;

import android.app.Activity;
import android.app.Dialog;
import android.content.Context;
import android.content.Intent;
import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteDatabase.CursorFactory;
import android.database.sqlite.SQLiteOpenHelper;
import android.os.Bundle;
import android.widget.Toast;

public class DbEntry extends Activity {
SQLiteDatabase db;

@Override
protected void onCreate(Bundle savedInstanceState) {
// TODO Auto-generated method stub
super.onCreate(savedInstanceState);
System.out.println("All iz well. ");
Intent getdbintent = getIntent();
String email = getdbintent.getStringExtra("p_email");
String password = getdbintent.getStringExtra("p_password");
db = openOrCreateDatabase("login.db",SQLiteDatabase.CREATE_IF_NECESSARY ,null);
String createTable = "CREATE TABLE IF NOT EXISTS info ("
                + "Emailid TEXT,"
                + "PassWord TEXT);";
db.execSQL(createTable);
String insertData = "INSERT or replace INTO info (Emailid, PassWord) VALUES('"+email+"','"+password+"')" ;    
db.execSQL(insertData);
db.close();
System.out.println("All iz well.database has benn insert successfully.  ");
Toast.makeText(getApplicationContext(), "welcome to o@k Tech"+email+"Password+"+password, Toast.LENGTH_LONG).show();
showDialog(1);
}
protected Dialog onCreateDialog(int i) {
Dialog dialog = null;
switch (i) {
case 1:
dialog = new Dialog(this);
dialog.setTitle("Welcome to O@k Tech......  ....");
dialog.setContentView(R.layout.dialog);
break;

default:
break;
}

return dialog;

}


}
5) dialog.xml

This file content only one button which is display on dialog box .



    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="fill_parent"
        android:layout_height="fill_parent" >

        <Button
            android:id="@+id/button1"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:text="Thanx to Login........." />

    </LinearLayout>

6) AndroidManiFest.xml

<?xml version="1.0" encoding="utf-8"?>

<manifest xmlns:android="http://schemas.android.com/apk/res/android"

    package="database.co.in"

    android:versionCode="1"

    android:versionName="1.0" >

    <uses-sdk android:minSdkVersion="15" />

    <application

        android:icon="@drawable/ic_launcher"

        android:label="@string/app_name" >

        <activity

            android:label="@string/app_name"

            android:name=".DataBaseDemoActivity" >

            <intent-filter >

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />

            </intent-filter>

        </activity>

         <activity

            android:label="@string/app_name"

            android:name=".DbEntry" >

            <intent-filter >

                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.DEFAULT" />

            </intent-filter>

        </activity>

    </application>

</manifest>

Output and Require Backgroud images for this project.......:

Application Output:-