ArhamTechMind

Building future while learning

Working with Multiple Button Android Example

1 min read
Multiple Button Example

activity_main.xml
<?xml version=”1.0″ encoding=”utf-8″?>
<RelativeLayout xmlns:android=”http://schemas.android.com/apk/res/android”
    xmlns:tools=”http://schemas.android.com/tools”
    android:layout_width=”match_parent”
    android:layout_height=”match_parent”
    android:paddingBottom=”@dimen/activity_vertical_margin”
    android:paddingLeft=”@dimen/activity_horizontal_margin”
    android:paddingRight=”@dimen/activity_horizontal_margin”
    android:paddingTop=”@dimen/activity_vertical_margin”
    tools:context=”com.example.desktop.buttonexample.MainActivity”>

    <Button
        android:layout_width=”wrap_content”
        android:layout_height=”wrap_content”
        android:text=”button 1″
        android:id=”@+id/button1″
        android:layout_marginTop=”53dp”
        android:layout_alignParentTop=”true”
        android:layout_alignLeft=”@+id/button2″
        android:layout_alignStart=”@+id/button2″ />

    <Button
        android:layout_width=”wrap_content”
        android:layout_height=”wrap_content”
        android:text=”button 2″
        android:onClick=”clickme”
        android:id=”@+id/button2″
        android:layout_below=”@+id/button1″
        android:layout_centerHorizontal=”true” />

    <Button
        android:layout_width=”wrap_content”
        android:layout_height=”wrap_content”
        android:text=”button 3″
        android:id=”@+id/button3″
        android:layout_below=”@+id/button2″
        android:layout_centerHorizontal=”true” />

    <Button
        android:layout_width=”wrap_content”
        android:layout_height=”wrap_content”
        android:text=”button 4″
        android:id=”@+id/button4″
        android:layout_centerVertical=”true”
        android:layout_centerHorizontal=”true” />

    <Button
        android:layout_width=”wrap_content”
        android:layout_height=”wrap_content”
        android:text=”button 5″
        android:id=”@+id/button5″
        android:layout_below=”@+id/button4″
        android:layout_centerHorizontal=”true” />
</RelativeLayout>

MainActivity.java

package com.example.desktop.buttonexample;

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity implements View.OnClickListener {

Button btn1,btn2,btn3,btn4,btn5;

protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);

btn1 = (Button) findViewById(R.id.button1);
btn2 = (Button) findViewById(R.id.button2);
btn3 = (Button) findViewById(R.id.button3);
btn4 = (Button) findViewById(R.id.button4);
btn5 = (Button) findViewById(R.id.button5);

btn1.setOnClickListener(this);
btn2.setOnClickListener(this);
btn3.setOnClickListener(this);
btn4.setOnClickListener(this);
btn5.setOnClickListener(this);
}

public void onClick(View v) {
switch (v.getId()){
case R.id.button1:
Toast.makeText(this,"Button 1 is working",Toast.LENGTH_SHORT)
.show();
break;
case R.id.button2:
Toast.makeText(this,"Button 2 is working",Toast.LENGTH_SHORT)
.show();
break;
case R.id.button3:
Toast.makeText(this,"Button 3 is working",Toast.LENGTH_SHORT)
.show();
break;
case R.id.button4:
Toast.makeText(this,"Button 4 is working",Toast.LENGTH_SHORT)
.show();
break;
case R.id.button5:
Toast.makeText(this,"Button 5 is working",Toast.LENGTH_SHORT)
.show();
break;
}
}
}

Leave a Reply

Your email address will not be published. Required fields are marked *