Change color of View by applying ColorFilter

Change color of View by applying ColorFilter

package com.example.androidviewcolorfilter;

import android.os.Bundle;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ImageView;
import android.app.Activity;
import android.graphics.Color;
import android.graphics.ColorFilter;
import android.graphics.PorterDuff;
import android.graphics.PorterDuffColorFilter;

public class MainActivity extends Activity {
 
 @Override
 protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
  
  Button button1 = (Button)findViewById(R.id.button1);
  Button button2 = (Button)findViewById(R.id.button2);
  EditText edittext3 = (EditText)findViewById(R.id.edittext3);
  ImageView imageview4 = (ImageView)findViewById(R.id.imageview4);
  ImageView imageview5 = (ImageView)findViewById(R.id.imageview5);
  ImageView imageview6 = (ImageView)findViewById(R.id.imageview6);
  
  //Solid Blue
  ColorFilter filter1 = new PorterDuffColorFilter(
    Color.BLUE, PorterDuff.Mode.MULTIPLY);
  //Transparency Blue
  ColorFilter filter2 = new PorterDuffColorFilter(
    Color.BLUE & 0x00ffffff | 0x50000000, 
    PorterDuff.Mode.MULTIPLY);
  
  ColorFilter filter3 = new PorterDuffColorFilter(
    0x2000FF00, 
    PorterDuff.Mode.MULTIPLY);
  
  ColorFilter filter4 = new PorterDuffColorFilter(
    Color.RED, 
    PorterDuff.Mode.MULTIPLY);
  ColorFilter filter5 = new PorterDuffColorFilter(
    Color.RED, 
    PorterDuff.Mode.DST_ATOP);
  ColorFilter filter6 = new PorterDuffColorFilter(
    Color.BLACK, 
    PorterDuff.Mode.XOR);
  
  button1.getBackground().setColorFilter(filter1);
  button2.getBackground().setColorFilter(filter2);
  edittext3.getBackground().setColorFilter(filter3);
  imageview4.setColorFilter(filter4);
  imageview5.setColorFilter(filter5);
  imageview6.setColorFilter(filter6);
 }

}

<LinearLayout 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"
    android:orientation="vertical"
    tools:context=".MainActivity" >

    <TextView
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="android-coding.blogspot.com" />
    <Button
        android:id="@+id/button0"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Default Button" />
    <Button
        android:id="@+id/button1"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="Button 1" />
    <Button
        android:id="@+id/button2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Button 2" />
 <EditText
        android:id="@+id/edittext3"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:text="EditText 3" />
 <ImageView
     android:id="@+id/imageview4"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@drawable/ic_launcher"/>
 <ImageView
     android:id="@+id/imageview5"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@drawable/ic_launcher"/>
 <ImageView
     android:id="@+id/imageview6"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:src="@drawable/ic_launcher"/>
    
</LinearLayout>