BUILDING SOCIAL MEDIA ANDROID APPLICATION FROM SCRATCH.
⦁ How to create new project in android Studio.
⦁ How to connect your project to firebase database.
⦁ How to give permissions in android project manifest.
⦁ How to query firebase database.
⦁ How to use recycler view.
To mention a few, Technology Surge will be teaching you step - by step to create this application and also expose you to other programing languages. First of all, how things are going to be done on this platform. Updated source codes will be pasted on this blog so students can download the source code and use it in their project.
CREATING A NEW PROJECT.
Do this to create a new project in android studio:
1. Open your android studio IDE and click on new project and select empty activity. Note: make sure you select Java as the language.
CREATING A NEW PROJECT.
Do this to create a new project in android studio:
1. Open your android studio IDE and click on new project and select empty activity. Note: make sure you select Java as the language.
activitymain_xml
Copy and paste the xml code to your xml activity by opening the res folder, layout folder and finally activitymain_xml.
<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout 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:id="@+id/login"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginLeft="20dp"
android:layout_marginTop="100dp"
android:layout_marginRight="20dp"
android:fontFamily="sans-serif-black"
android:gravity="center"
android:text="Login"
android:textColor="@color/teal_200"
android:textSize="50dp" />
<TextView
android:id="@+id/slogan"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@id/login"
android:layout_marginLeft="20dp"
android:layout_marginRight="20dp"
android:fontFamily="sans-serif-light"
android:gravity="center"
android:text="Login to this test login page"
android:textColor="@color/black" />
<EditText
android:id="@+id/login_email"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/slogan"
android:layout_marginLeft="20dp"
android:layout_marginTop="20dp"
android:layout_marginRight="20dp"
android:hint="Email"
android:fontFamily="sans-serif-light"
/>
<EditText
android:id="@+id/login_password"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/login_email"
android:layout_marginLeft="20dp"
android:layout_marginTop="10dp"
android:layout_marginRight="20dp"
android:hint="Password"
android:inputType="textPassword"
android:fontFamily="sans-serif-light"
/>
<Button
android:id="@+id/login_button"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/login_password"
android:layout_marginTop="50dp"
android:layout_marginLeft="100dp"
android:layout_marginRight="100dp"
android:text="Login"
android:textAllCaps="false"
android:background="@color/purple_200"
android:textColor="@color/black"
/>
<TextView
android:id="@+id/already_have_account"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_below="@+id/login_button"
android:text="Don't have an account?Rigister"
android:layout_marginRight="20dp"
android:layout_marginLeft="20dp"
android:gravity="center"
android:textColor="@color/black"
android:fontFamily="sans-serif-light"
/>
</RelativeLayout>
Compy and paste this source code in the main activity.
MainActivity.java
Copy and paste the main activity java code to the main activity of your android app.
package com.example.rocky;
import androidx.appcompat.app.AppCompatActivity;
import android.os.Bundle;
import android.widget.EditText;
public class MainActivity extends AppCompatActivity
{
private EditText email;
private EditText password;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
email = findViewById(R.id. login_email);
password = findViewById(R.id. login_password);
}
}
Prince Yeboah
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