
- Android Basics
- Android - Home
- Android - Overview
- Android - Environment Setup
- Android - Architecture
- Android - Application Components
- Android - Hello World Example
- Android - Resources
- Android - Activities
- Android - Services
- Android - Broadcast Receivers
- Android - Content Providers
- Android - Fragments
- Android - Intents/Filters
- Android - User Interface
- Android - UI Layouts
- Android - UI Controls
- Android - Event Handling
- Android - Styles and Themes
- Android - Custom Components
- Android Advanced Concepts
- Android - Drag and Drop
- Android - Notifications
- Location Based Services
- Android - Sending Email
- Android - Sending SMS
- Android - Phone Calls
- Publishing Android Application
- Android Useful Examples
- Android - Alert Dialoges
- Android - Animations
- Android - Audio Capture
- Android - AudioManager
- Android - Auto Complete
- Android - Best Practices
- Android - Bluetooth
- Android - Camera
- Android - Clipboard
- Android - Custom Fonts
- Android - Data Backup
- Android - Developer Tools
- Android - Emulator
- Android - Facebook Integration
- Android - Gestures
- Android - Google Maps
- Android - Image Effects
- Android - ImageSwitcher
- Android - Internal Storage
- Android - JetPlayer
- Android - JSON Parser
- Android - Linkedin Integration
- Android - Loading Spinner
- Android - Localization
- Android - Login Screen
- Android - MediaPlayer
- Android - Multitouch
- Android - Navigation
- Android - Network Connection
- Android - NFC Guide
- Android - PHP/MySQL
- Android - Progress Circle
- Android - ProgressBar
- Android - Push Notification
- Android - RenderScript
- Android - RSS Reader
- Android - Screen Cast
- Android - SDK Manager
- Android - Sensors
- Android - Session Management
- Android - Shared Preferences
- Android - SIP Protocol
- Android - Spelling Checker
- Android - SQLite Database
- Android - Support Library
- Android - Testing
- Android - Text to Speech
- Android - TextureView
- Android - Twitter Integration
- Android - UI Design
- Android - UI Patterns
- Android - UI Testing
- Android - WebView Layout
- Android - Wi-Fi
- Android - Widgets
- Android - XML Parsers
- Android Useful Resources
- Android - Questions and Answers
- Android - Useful Resources
- Android - Discussion
How do I create a transparent Activity in an Android App?
This example demonstrates how to create a transparent Activity in android.
Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.
Step 2 − Add the following code to res/values/styles.xml.
<resources> <!-- Base application theme. --> <style name="Theme.AppCompat.Translucent" parent="Theme.AppCompat.NoActionBar"> <item name="android:background">#33000000</item> <!-- Or any transparency or color you need --> <item name="android:windowNoTitle">true</item> <item name="android:windowBackground">@android:color/transparent</item> <item name="android:colorBackgroundCacheHint">@null</item> <item name="android:windowIsTranslucent">true</item> <item name="android:windowAnimationStyle">@android:style/Animation</item> </style> </resources>
Step 3 − Add the following code to res/layout/activity_main.xml.
<?xml version="1.0" encoding="utf-8"?> <androidx.constraintlayout.widget.ConstraintLayout 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" tools:context=".MainActivity"> <TextView android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="Hello World!" app:layout_constraintBottom_toBottomOf="parent" app:layout_constraintLeft_toLeftOf="parent" app:layout_constraintRight_toRightOf="parent" app:layout_constraintTop_toTopOf="parent" /> </androidx.constraintlayout.widget.ConstraintLayout>
Step 4 − Add the following code to src/MainActivity.java
package com.example.transparentactivity; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } }
Step 5 – Add the following code to app/manifests/AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?> <manifest xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" package="com.example.transparentactivity" > <application android:allowBackup="true" android:icon="@mipmap/ic_launcher" android:label="@string/app_name" android:roundIcon="@mipmap/ic_launcher_round" android:supportsRtl="true" android:theme="@style/Theme.AppCompat.Translucent" tools:ignore="GoogleAppIndexingWarning"> <activity android:name=".MainActivity"> <intent-filter> <action android:name="android.intent.action.MAIN" /> <category android:name="android.intent.category.LAUNCHER" /> </intent-filter> </activity> </application> </manifest>
Let's try to run your application. I assume you have connected your actual Android Mobile device with your computer. To run the app from android studio, open one of your project's activity files and click Run Icon from the toolbar. Select your mobile device as an option and then check your mobile device which will display your default screen
- Related Articles
- How do I create a splash screen on Android App?
- How to make surfaceview transparent in an Android App?
- How do I programmatically “restart” an Android app?
- How do I restart an Android Activity using Kotlin?
- How to call an activity method from a fragment in Android App?
- How to call OnDestroy Activity in an Android App using Kotlin?
- How to call OnDestroy Activity in Android app?
- How to create TextToSpeech in an android app?
- How to create a gridView layout in an Android app?
- How to create a multilevel ListView in an Android app?
- How to call an activity method from a fragment in Android App using Kotlin.
- How to create a custom alert dialogs in an android app?
- How to create a WebView in an Android App using Kotlin?
- How to create a WebView in android app?
- How do I delete SharedPreferences data for my Android App?
