[android-developers] login screen

[arun kumar]

Hi am new to android and java....i done here login screen by giving username
and password hardcoded...(but i have to do for real time situation) when we
give username and password it has to login to a welcome screen.(whether i
have to use webservices or database )
how to do plz guide me....



<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android";
android:orientation="vertical" android:layout_width="fill_parent"
android:layout_height="fill_parent" android:background="#0000ff" >
    <ImageView android:src="@drawable/icon" android:id="@+id/imageView1"
android:paddingLeft="70dip" android:paddingRight="70dip"
     android:layout_height="wrap_content"
android:layout_width="wrap_content"
android:layout_alignParentLeft="true"></ImageView>

    <LinearLayout
                android:layout_width="fill_parent"
android:layout_height="wrap_content" android:orientation="horizontal"
android:layout_margin="3px" android:layout_below="@+id/imageView1"
android:id="@+id/ln1">
       <TextView android:id="@+id/textView1"
android:layout_alignParentLeft="true" android:layout_height="wrap_content"
android:layout_width="wrap_content" android:text="Username  "></TextView>
       <EditText android:id="@+id/editText1" android:editable="true"
android:layout_height="wrap_content" android:layout_width="fill_parent"
android:layout_alignLeft="@+id/imageView1"
android:layout_alignRight="@+id/imageView1"/>
     </LinearLayout>


       <LinearLayout android:layout_width="fill_parent"
android:layout_height="wrap_content" android:orientation="horizontal"
android:layout_margin="3px" android:layout_below="@+id/ln1"
android:id="@+id/ln2" >
          <TextView android:id="@+id/textView2"
android:layout_alignParentLeft="true" android:layout_height="wrap_content"
android:layout_width="wrap_content" android:text="Password   "></TextView>
          <EditText android:id="@+id/editText2"
android:layout_height="wrap_content" android:layout_width="fill_parent"
android:layout_alignLeft="@+id/imageView1"
android:layout_alignRight="@+id/imageView1" android:password="true"/>
       </LinearLayout>
          <Button android:paddingLeft="10dip"
android:layout_alignRight="@+id/ln2"  android:id="@+id/but"
android:layout_width="100dip" android:layout_height="wrap_content"
android:layout_below="@+id/ln2" android:text="Login"/>
          <TextView  android:id="@+id/result"
android:layout_width="fill_parent" android:layout_height="wrap_content"/>

</RelativeLayout>

public class SoloCampuss extends Activity {
    private EditText usernameEditText;
    private EditText passwordEditText;

   private TextView lblResult;
    Button btn;

    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);
        final EditText usernameEditText = (EditText)
findViewById(R.id.editText1);
        final EditText passwordEditText = (EditText)
findViewById(R.id.editText2);
              Button btn = (Button)findViewById(R.id.but);
                btn.setOnClickListener( new OnClickListener(){

                public void onClick(View viewParam)
                           {

                     lblResult = (TextView)findViewById(R.id.result);


                     String UserName =
usernameEditText.getText().toString();
                     String Password =
passwordEditText.getText().toString();
                     if(UserName.equals("arun") && Password.equals("arun")){
                          Intent intent=new Intent(SoloCampuss
.this,WelcomePage.class);

                          startActivity(intent);
                                 } else {
                                   lblResult.setText("Login failed. Username
and/or password doesn't match.");
                                }

                                             }
                }
                );
 }
}

         thanks in advance
arun

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