PHP-Fusion Powered Website - Articles: 071 Java Android Program to Change an Activity’s Icon

Here is source code of the Program to Change an Activity’s Icon in Andorid. The program is successfully compiled and run on a Windows system using Eclipse Ide. The program output is also shown below.

MainActivity.java

package com.example.changeicon;
 
import android.app.Activity;
import android.content.Intent;
import android.os.Bundle;
 
public class MainActivity extends Activity implements OnCheckedChangeListener {
 
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        // TODO Auto-generated method stub
        super.onCreate(savedInstanceState);
        // setting our activity to be full screen
        setContentView(R.layout.activity_main);
 
    }
 
}

Activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" 
    android:background="@drawable/taxi_back1">
 
    <TextView
        android:id="@+id/textView2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_above="@+id/taxi_result"
        android:layout_alignParentLeft="true"
        android:layout_marginBottom="27dp"
        android:text="Your Total Fare"
        android:textColor="@android:color/black"
        android:textAppearance="?android:attr/textAppearanceLarge"
        android:textSize="20dp" />
 
    <EditText
        android:id="@+id/taxi__distance"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_above="@+id/textView2"
        android:layout_alignParentLeft="true"
        android:layout_marginBottom="26dp"
        android:ems="10" />
 
    <TextView
        android:id="@+id/textView1"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_above="@+id/taxi__distance"
        android:layout_alignParentLeft="true"
        android:text="Enter Distance"
        android:textColor="@android:color/black"
        android:textAppearance="?android:attr/textAppearanceLarge" />
 
    <EditText
        android:id="@+id/taxi_result"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_above="@+id/taxi_button"
        android:layout_alignParentLeft="true"
        android:layout_marginBottom="36dp"
        android:ems="10" >
 
        <requestFocus />
    </EditText>
 
    <Button
        android:id="@+id/taxi_button"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentBottom="true"
        android:layout_alignParentLeft="true"
        android:layout_alignRight="@+id/textView2"
        android:layout_marginBottom="36dp"
        android:background="@android:color/darker_gray"
        android:text="CALCULATE"
        android:textAlignment="viewStart"
        android:textColor="@android:color/black"
        android:textSize="15dp" />
 
    <Button
        android:id="@+id/taxi_reset"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:layout_below="@+id/taxi_result"
        android:layout_toRightOf="@+id/taxi_result"
        android:background="@android:color/darker_gray"
        android:text="RESET"
        android:textAlignment="viewStart"
        android:textColor="@android:color/black"
        android:textSize="15dp" />
 
    <ImageButton
        android:id="@+id/taxi_phone"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_alignParentTop="true"
        android:src="@drawable/phone" />
 
    <LinearLayout
        android:id="@+id/linearLayout1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_alignParentLeft="true"
        android:layout_below="@+id/taxi_phone"
        android:orientation="horizontal"
        android:paddingBottom="40px"
        android:weightSum="2" >
 
        <RadioGroup
            android:id="@+id/taxi_rg1"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_weight="1"
            android:orientation="vertical" >
 
            <RadioButton
                android:id="@+id/taxi_day"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="DAY" />
 
            <RadioButton
                android:id="@+id/taxi_night"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="NIGHT" />
        </RadioGroup>
 
        <RadioGroup
            android:id="@+id/taxi_rg2"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_weight="1"
            android:orientation="vertical"
            android:paddingLeft="70px" >
 
            <RadioButton
                android:id="@+id/taxi_ac"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="AC" />
 
            <RadioButton
                android:id="@+id/taxi_nonac"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="NON-AC" />
        </RadioGroup>
    </LinearLayout>
 
    <ImageButton
        android:id="@+id/taxi_arrow"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_toRightOf="@+id/taxi__distance"
        android:src="@drawable/arrow" />
 
</RelativeLayout>

AndoridManifest.xml

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.example.d_indicator"
    android:versionCode="1"
    android:versionName="1.0" >
 
    <uses-sdk
        android:minSdkVersion="16"
        android:targetSdkVersion="17" />
 
    <uses-feature
        android:glEsVersion="0x00020000"
        android:required="true" />
 
    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme" >
      <!--to change icon specify the drawable in android:icon as shown -->
     <activity
            android:name="com.example.icon_change.taxi"
            android:icon="@drawable/pic"
            android:label="@string/app_name"
            android:screenOrientation="portrait" >
            <intent-filter>
                <action android:name="com.example.icon_change.taxi" />
 
                <category android:name="android.intent.category.DEFAULT" />
            </intent-filter>
        </activity>
 
    </application>
 
</manifest>

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071 Java Android Program to Change an Activity’s Icon

Java Android Program to Change an Activity’s Icon

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