A Simple Toast Message in Android

A toast message is a message shown to the user. This message will be visible to the user for a  particular interval of time and will be disappeared automatically. In this application we will create an activity with a button called “Click Me”. Clicking on this button will display a Toast message on the screen.

1. Creating new project

Figure 1 : New Project

2. Select build target

Figure 2: Select target API level

3. Enter Application details :

Figure 3: Application Information

4. Open the file /res/layout/values/strings.xml and add new string namely “lblBtnClickMe”. See the highlighted code given below:

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <string name="hello">Hello World, MainActivity!</string>
    <string name="app_name">SimpleToastMessage</string>
    <string name="lblBtnClickMe">Click Me !!!</string>
</resources>

5. Open the file /res/layout/main.xml and modify it with the given below :

<?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" >

    <Button
        android:id="@+id/btnClickMe"
        android:layout_width="fill_parent"
        android:layout_height="wrap_content"
        android:text="@string/lblBtnClickMe"
/>
</LinearLayout>

6. Open /src/in.wptrafficanalyzer.simpletoast/MainActivity.java and update the file as given below :

package in.wptrafficanalyzer.simpletoast;

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

public class MainActivity extends Activity {
    /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.main);

        // Getting an instance of the button btnClickMe defined in main.xml
        Button btn = (Button) findViewById(R.id.btnClickMe);

        // Defining onClickListener for the button btnClickMe
        OnClickListener listener = new OnClickListener() {

           // This will be executed when user touches the button btnClickMe
           @Override
           public void onClick(View v) {
               // Display Toast Message "Hello Android"
               Toast.makeText(getBaseContext(), "Hello Android !!!" , Toast.LENGTH_SHORT ).show();
           }
        };

        // Setting onClick event listener for the button btnClickMe
        btn.setOnClickListener(listener);
    }
}

7. Execute the application by clicking the menu Run -> Run of the eclipse

Figure 4 : Application in execution

8. Download

A Simple Toast Message in Android 149.13 KB

Download Source Code

9. Reference

http://developer.android.com/guide/index.html

How to hire me?

I am George Mathew, working as software architect and Android app developer at wptrafficanalyzer.in

You can hire me on hourly basis or on project basis for Android applications development.

For hiring me, please mail your requirements to info@wptrafficanalyzer.in.

My other blogs
store4js.blogspot.com

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Tags: message, toast