How to create an android app : Build an android app Using Android Studio?

How to create an android app : Build an android app Using Android Studio? Build an android app Using Android Studio: This below Steps and instructions will teach you about how you can create and android SDK applications and you will learn how to build an Android app using the Android Studio development environment. If you’re new to Android app development, this where you should begin. This series of lessons shows you how to create a new project, build a simple app. Android Studio provides the fastest tools for building apps on every type of Android device. According to this crispycodes’ infographic, which is based on a survey of 100 iOS, Android, and HTML5 developers, 18 weeks is the average time it takes them to get their app to market. How to create an android app : Build an android app Using Android Studio?

The training guide below teach you the essentials for Android app development. If you’re a new Android app developer, you should complete each of these.  Learn the basics of Android and Java programming, and take the first step on your journey to becoming an Android developer. This Article gives a basic concept for developing Android app. The official language for Android development is Java. Large parts of Android are written in Java and its APIs are designed to be called primarily from Java. It is possible to develop C and C++ app using the Android Native Development Kit (NDK). (How to create an app without coding for free). How to create an android app : Build an android app Using Android Studio?

Learn android app development online Step by Step: Here are some great tutorials and resources to get you started:

  • Udacity – Developing Android Apps: This 8-week online class has a good amount of free elements, taught directly by Google engineers. The course won’t just copy-paste code, but it will help you learn some of the core concepts and features you’ll need.
  • Android Developer Training: Part of Google’s documentation includes training tutorials on how to use its tools. These documents will walk you through basic features of the IDE. If you don’t have much experience developing applications, this might not turn you into a master dev, but it will help you learn the tools.
  • Vogella: It’s worth mentioning Vogella tutorials in just about every section here. This massive set of tutorials covers just about everything you could cover. If you have a basic question not covered above, check Vogella.

How to create an app without coding for free

Step 1: Download and Install Android Studio

  1. In the first step Just Go to http://developer.android.com/sdk/index.html
  2. Now download Android Studio.
  3. Now just follow the instructions
  4. Install Android Studio on your PC or Laptop.

Step 2: Create and open a New Project

STEP #1: Now Go and Open Android Studio program on your PC or laptop.

STEP #2: Now Go to > “Quick Start” menu, then Tap or click on “Start a new Android Studio project.”

STEP #3: A new windows will open “Create New Project” , now you have to give a name to your project, i gave it “HelloWorld“.

STEP #4: Set the company name as you wish.

STEP #5: You can change the file location of your android app which you are creating.

STEP #6: After selecting the file loaction, just Click “Next.”

STEP #7: Please Check or select the “Phone and Tablet” box.

STEP #8: If you are planning to test the app on your phone, make sure the minimum SDK is below your phone’s operating system level.

STEP #9: Click “Next.”

STEP #10: Select “Blank Activity.”

STEP #11: Click “Next.”

STEP #12: Leave all of the Activity name fields as they are.

STEP #13: Click “Finish.”

STEP #14: Note: It is typical naming convention in Android projects to set the company name as some form of “example.name.here.com”.

How to create an android app : Build an android app Using Android Studio?

 

 


Step 3: Start Editing

STEP #1: Open activity_main.xml tab if it is not already .

STEP #2: open Design tab the activity_main.xml display if it is not open.

STEP #3: Click and drag the “Hello, world!” from the upper left corner of the phone display to the center of the screen.Edit the Message: How to create an android app : Build an android app Using Android Studio

STEP #4: Now you have to open the values folder, which you can see In the project file system on the left side of the window

STEP #5: Now Go to > values, and open the strings.xml file by double tapping it.

STEP #6: Now you have to find “Hello world!“.

STEP #7: After the “Hello world!” message, add “Welcome to my app!”

STEP #8: Navigate back to the activity_main.xml tab.

STEP #9: Make sure that your centered text now reads “Hello world! Welcome to my app!”

Edit the Message: How to create an android app : Build an android app Using Android Studio

 


Step 4: Add a Button, Check box or a Switch to the main activity

STEP #1: Now Go to > Design tab, which is in the activity_main.xml display.

STEP #2: In the Palette menu to the left of the phone display, find Button (under the heading Widgets).

STEP #3: Now tap and drag Button below your welcome message.

STEP #4: Make sure your button is still selected.

STEP #5: In the Properties menu (on the right side of the window), scroll down to find the field for “text.”

STEP #6: Change the text from “New Button” to “Next Page.”

How to create an android app : Build an android app Using Android Studio?


Step 5: Create another Second Activity

STEP #1: At the top of the project’s file system tree, right click on “app.”

STEP #2: Navigate through to New > Activity > Blank Activity.

STEP #3: Change the name of this activity to “SecondActivity”.

STEP #4: Click “Finish.”

STEP #5: Make sure you are in the Design view of activity_second.xml.

STEP #6: Drag the text box in the upper left of the phone display down to the center as you did on the Main Activity.

STEP #7: With the text box still selected, find the “id” field in the Properties menu on the right, and set it to “text2”.

STEP #8: Open strings.xml again.

STEP #9: Add a new line under “Hello world! Welcome to my app!” that reads “Welcome to the second page!”.

STEP #10: Navigate back to activity_second.xml.

STEP #11: Select the text box again.

STEP #12: In the Properties pane, set the “text” field to “@string/second_page”.

STEP #13: Make sure that the text box now reads “Welcome to the second page!” and is in the center of the screen in the phone display.

How to create an android app : Build an android app Using Android Studio?


Step 6: Write the Button’s “onClick” Method

  1. Select the MainActivity.java tab along the top of the work environment.

2. Add the following lines of code at the end of the onCreate method:

Button button = (Button) findViewById(R.id.button);

button.setOnClickListener(new View.onClickListener() {

@Override

public void onClick(View v) {

goToSecondActivity();

}

});

3. Add the following method to the bottom of the MainActivity class:

private void goToSecondActivity() {

Intent intent = new Intent(this, SecondActivity.class);

startActivity(intent);

}

4. Click the + next to import at the third line of MainActivity.java to expand the import statements.

5. Add the following to the end of the import statements if they are not already there:

import android.content.Intent;

import android.view.View;

import android.widget.TextView;


Step 7: Test Created Android Application

STEP #1: Click the green play symbol from the toolbar at the top of the Android Studio window.

STEP #2: When the “Choose Device” dialog apperas (this may take a few moments), select the “Lauch emulator” option.

STEP #3: Click OK.

STEP #4: When the emulator opens (this too could take awhile), the app will automatically launch the app upon the virtual phone being unlocked.

STEP #5: Make sure that all of your text displays correctly and that the button takes you to the next page.

How to create an android app : Build an android app Using Android Studio?

Test Created Android Application
Test Created Android Application
Test Created Android Application
Test Created Android Application

You’ve now completed your first Android application with some basic functionality. How to create an android app : Build an android app Using Android Studio?

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