Sunday 24th of November 08:08:46am
Sunday 24th of November 08:08:46am
activity_main.xml
----------------
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.Gravity;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
public class MainActivity extends AppCompatActivity {
private Button loginButton, logoutButton;
private TextView textView;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
loginButton = (Button) findViewById(R.id.loginButtonId);
logoutButton = (Button) findViewById(R.id.logoutButtonId);
textView = (TextView) findViewById(R.id.texViewId);
}
public void showMessage(View v){
if(v.getId()==R.id.loginButtonId){
Toast toast=Toast.makeText(MainActivity.this,"Login Button is clicked",Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER,0,0);
toast.show();
}
if(v.getId()==R.id.logoutButtonId){
Toast toast=Toast.makeText(MainActivity.this,"Logout Button is clicked",Toast.LENGTH_SHORT);
toast.setGravity(Gravity.CENTER,0,0);
toast.show();
}
}
}
====================
string.xml
---------
<resources>
<string name="app_name">My Application2</string>
<string name="login_button_name">Login</string>
<string name="logout_button_name">Logout</string>
</resources>
==========================
activity_main.xml
-------------------
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:gravity="center"
android:orientation="vertical"
tools:context="com.bdstall.web.myapplication2.MainActivity">
<LinearLayout
android:orientation="horizontal"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
<Button
android:id="@+id/loginButtonId"
android:textAllCaps="false"
android:layout_margin="5dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/login_button_name"
android:onClick="showMessage"
android:drawableRight="@drawable/login"
/>
<Button
android:id="@+id/logoutButtonId"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="@string/logout_button_name"
android:layout_margin="10dp"
android:textAllCaps="false"
android:onClick="showMessage"
android:drawableLeft="@drawable/logout"
/>
</LinearLayout>
<TextView
android:id="@+id/texViewId"
android:layout_margin="20dp"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:textSize="20sp"
/>
</LinearLayout>
