Scrolling Activity - Activity Scroll

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The scrolling activity give a perfect and eye scathing view, in case when activity is long.

build.gradle
apply plugin: 'com.android.application'

android {
  compileSdkVersion 28
  defaultConfig {
      applicationId "com.codeexpo.scrollingactivitysample"
      minSdkVersion 14
      targetSdkVersion 28
      versionCode 1
      versionName "1.0"
      testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
  }
  buildTypes {
      release {
          minifyEnabled false
          proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
      }
  }
}

dependencies {
  implementation fileTree(dir: 'libs', include: ['*.jar'])
  implementation 'com.android.support:appcompat-v7:28.0.0'
  implementation 'com.android.support:design:28.0.0'
}
AndroidManifest.xml
<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
  package="com.codeexpo.scrollingactivitysample">

  <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/AppTheme">
      <activity
          android:name=".ScrollingActivity"
          android:label="@string/app_name"
          android:theme="@style/AppTheme.NoActionBar">
          <intent-filter>
              <action android:name="android.intent.action.MAIN" />

              <category android:name="android.intent.category.LAUNCHER" />
          </intent-filter>
      </activity>
  </application>

</manifest>
string.xml
<resources>
  <string name="app_name">About Us</string>
  <string name="large_text">
      "The Code Expo Team.\n\n"

      "We Code Expo is a software development team which is working in mobile development,"
      "which include games and applications for iOS and Android."
      "We have a team of motivatedand young developers which are giving there best to make the Code Expo shine."
      "We are also working for creating blog of code snippet for developers. "
      "Our dream is to create a platform for developers of all level from beginner to expert. "
      "So they share their ideas and expertise.."

  </string>
</resources>
content_scrolling.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.NestedScrollView 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"
  app:layout_behavior="@string/appbar_scrolling_view_behavior"
  tools:context=".ScrollingActivity"
  tools:showIn="@layout/activity_scrolling">

  <TextView
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_margin="@dimen/text_margin"
      android:text="@string/large_text" />

</android.support.v4.widget.NestedScrollView>
activity_scrolling.xml
<?xml version="1.0" encoding="utf-8"?>
<android.support.design.widget.CoordinatorLayout 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"
  android:fitsSystemWindows="true"
  tools:context=".ScrollingActivity">

  <android.support.design.widget.AppBarLayout
      android:id="@+id/app_bar"
      android:layout_width="match_parent"
      android:layout_height="@dimen/app_bar_height"
      android:fitsSystemWindows="true"
      android:theme="@style/AppTheme.AppBarOverlay">

      <android.support.design.widget.CollapsingToolbarLayout
          android:id="@+id/toolbar_layout"
          android:layout_width="match_parent"
          android:layout_height="match_parent"
          android:fitsSystemWindows="true"
          app:contentScrim="?attr/colorPrimary"
          app:layout_scrollFlags="scroll|exitUntilCollapsed"
          app:toolbarId="@+id/toolbar">

          <android.support.v7.widget.Toolbar
              android:id="@+id/toolbar"
              android:layout_width="match_parent"
              android:layout_height="?attr/actionBarSize"
              app:layout_collapseMode="pin"
              app:popupTheme="@style/AppTheme.PopupOverlay" />

      </android.support.design.widget.CollapsingToolbarLayout>
  </android.support.design.widget.AppBarLayout>

  <include layout="@layout/content_scrolling" />


</android.support.design.widget.CoordinatorLayout>
MainActivity.java
public class ScrollingActivity extends AppCompatActivity {

  @Override
  protected void onCreate(Bundle savedInstanceState) {
      super.onCreate(savedInstanceState);
      setContentView(R.layout.activity_scrolling);
      Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
      setSupportActionBar(toolbar);

  }
}





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