Android Education App Free UI With Dark Mode

Published by Kapil Mohan on

Free Android Education App with full Android Studio Ready XML Source Code. Includes Dark and light variants.

Project includes all base design and resources. For better results, use isometric images from freepik.com . It also includes java code for hiding bottom navigation, and switching dark and light theme.

Manifest.xml

Doesn’t require any additional code. Just start by adding a new drawer activity from new > activity > Navigation Drawer Activity

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="com.appsnipp.education">

    <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=".MainActivity"
            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>

gradle

Uses minsdk 17 and target sdk 28 (required for always displaying label in bottomnavigationbar)

apply plugin: 'com.android.application'

android {
    compileSdkVersion 28
    defaultConfig {
        applicationId "com.appsnipp.education"
        minSdkVersion 17
        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'
    implementation 'com.android.support:cardview-v7:28.0.0'
    implementation 'com.android.support.constraint:constraint-layout:1.1.3'
    testImplementation 'junit:junit:4.12'
    androidTestImplementation 'com.android.support.test:runner:1.0.2'
    androidTestImplementation 'com.android.support.test.espresso:espresso-core:3.0.2'
}

MainActivity.java

  • place the code for bottom navigation
  • in onCreate place code for setting night mode as default.
       if(new DarkModePrefManager(this).isNightMode()){
            AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_YES);
        }
  • set hiding on scroll for bottom navigation
        bottomNavigationView = findViewById(R.id.navigation);
        bottomNavigationView.setOnNavigationItemSelectedListener(mOnNavigationItemSelectedListener);
//
        CoordinatorLayout.LayoutParams layoutParams = (CoordinatorLayout.LayoutParams) bottomNavigationView.getLayoutParams();
        layoutParams.setBehavior(new BottomNavigationBehavior());

        bottomNavigationView.setSelectedItemId(R.id.navigationHome);

Full Code for MainActivity

package com.appsnipp.education;

import android.os.Build;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.design.widget.BottomNavigationView;
import android.support.design.widget.CoordinatorLayout;
import android.support.design.widget.FloatingActionButton;
import android.support.design.widget.Snackbar;
import android.support.v4.app.Fragment;
import android.support.v4.content.ContextCompat;
import android.support.v7.app.AppCompatDelegate;
import android.view.View;
import android.support.design.widget.NavigationView;
import android.support.v4.view.GravityCompat;
import android.support.v4.widget.DrawerLayout;
import android.support.v7.app.ActionBarDrawerToggle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.view.Menu;
import android.view.MenuItem;
import android.view.Window;
import android.view.WindowManager;

public class MainActivity extends AppCompatActivity
        implements NavigationView.OnNavigationItemSelectedListener {

    private BottomNavigationView bottomNavigationView;


    private BottomNavigationView.OnNavigationItemSelectedListener mOnNavigationItemSelectedListener
            = new BottomNavigationView.OnNavigationItemSelectedListener() {

        @Override
        public boolean onNavigationItemSelected(@NonNull MenuItem item) {
            Fragment fragment;
            switch (item.getItemId()) {
                case R.id.navigationMyProfile:
                    return true;
                case R.id.navigationMyCourses:
                    return true;
                case R.id.navigationHome:
                    return true;
                case  R.id.navigationSearch:
                    return true;
                case  R.id.navigationMenu:
                    DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
                    drawer.openDrawer(GravityCompat.START);
                    return true;
            }
            return false;
        }
    };

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        if(new DarkModePrefManager(this).isNightMode()){
            AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_YES);
        }

        setContentView(R.layout.activity_main);
        Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);


        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        ActionBarDrawerToggle toggle = new ActionBarDrawerToggle(
                this, drawer, toolbar, R.string.navigation_drawer_open, R.string.navigation_drawer_close);
        drawer.addDrawerListener(toggle);
        toggle.syncState();

        NavigationView navigationView = (NavigationView) findViewById(R.id.nav_view);
        navigationView.setNavigationItemSelectedListener(this);

        bottomNavigationView = findViewById(R.id.navigation);
        bottomNavigationView.setOnNavigationItemSelectedListener(mOnNavigationItemSelectedListener);
//
        CoordinatorLayout.LayoutParams layoutParams = (CoordinatorLayout.LayoutParams) bottomNavigationView.getLayoutParams();
        layoutParams.setBehavior(new BottomNavigationBehavior());

        bottomNavigationView.setSelectedItemId(R.id.navigationHome);

    }

    @Override
    public void onBackPressed() {
        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        if (drawer.isDrawerOpen(GravityCompat.START)) {
            drawer.closeDrawer(GravityCompat.START);
        } else {
            super.onBackPressed();
        }
    }


    @SuppressWarnings("StatementWithEmptyBody")
    @Override
    public boolean onNavigationItemSelected(MenuItem item) {
        // Handle navigation view item clicks here.
        int id = item.getItemId();

        if (id == R.id.nav_camera) {
            // Handle the camera action
        } else if (id == R.id.nav_gallery) {

        } else if (id == R.id.nav_slideshow) {

        } else if (id == R.id.nav_manage) {

        } else if (id == R.id.nav_share) {

        } else if (id == R.id.nav_dark_mode) {
            //code for setting dark mode
            //true for dark mode, false for day mode, currently toggling on each click
            DarkModePrefManager darkModePrefManager = new DarkModePrefManager(this);
            darkModePrefManager.setDarkMode(!darkModePrefManager.isNightMode());
            AppCompatDelegate.setDefaultNightMode(AppCompatDelegate.MODE_NIGHT_NO);
            recreate();

        }

        DrawerLayout drawer = (DrawerLayout) findViewById(R.id.drawer_layout);
        drawer.closeDrawer(GravityCompat.START);
        return true;
    }
}

BottomNavigationBehavior.java

java file for hiding and showing bottom navigation on scroll.

package com.appsnipp.education;

/**
 * Created by kapil on 05/10/18.
 */

import android.content.Context;
import android.support.design.widget.BottomNavigationView;
import android.support.design.widget.CoordinatorLayout;
import android.support.v4.view.ViewCompat;
import android.util.AttributeSet;
import android.view.View;
import android.widget.FrameLayout;

public class BottomNavigationBehavior extends CoordinatorLayout.Behavior<BottomNavigationView> {

    public BottomNavigationBehavior() {
        super();
    }

    public BottomNavigationBehavior(Context context, AttributeSet attrs) {
        super(context, attrs);
    }

    @Override
    public boolean layoutDependsOn(CoordinatorLayout parent, BottomNavigationView child, View dependency) {
        boolean dependsOn = dependency instanceof FrameLayout;
        return dependsOn;
    }

    @Override
    public boolean onStartNestedScroll(CoordinatorLayout coordinatorLayout, BottomNavigationView child, View directTargetChild, View target, int nestedScrollAxes) {
        return nestedScrollAxes == ViewCompat.SCROLL_AXIS_VERTICAL;
    }

    @Override
    public void onNestedPreScroll(CoordinatorLayout coordinatorLayout, BottomNavigationView child, View target, int dx, int dy, int[] consumed) {
        if (dy < 0) {
            showBottomNavigationView(child);
        } else if (dy > 0) {
            hideBottomNavigationView(child);
        }
    }

    private void hideBottomNavigationView(BottomNavigationView view) {
        view.animate().translationY(view.getHeight());
    }

    private void showBottomNavigationView(BottomNavigationView view) {
        view.animate().translationY(0);
    }
}

DarkModePrefManager.java

sharedPreference for storing light and dark mode preference.

package com.appsnipp.education;

/**
 * Created by kapil on 20/01/17.
 */
import android.content.Context;
import android.content.SharedPreferences;


public class DarkModePrefManager {
    SharedPreferences pref;
    SharedPreferences.Editor editor;
    Context _context;

    // shared pref mode
    int PRIVATE_MODE = 0;

    // Shared preferences file name
    private static final String PREF_NAME = "education-dark-mode";

    private static final String IS_NIGHT_MODE = "IsNightMode";


    public DarkModePrefManager(Context context) {
        this._context = context;
        pref = _context.getSharedPreferences(PREF_NAME, PRIVATE_MODE);
        editor = pref.edit();
    }

    public void setDarkMode(boolean isFirstTime) {
        editor.putBoolean(IS_NIGHT_MODE, isFirstTime);
        editor.commit();
    }

    public boolean isNightMode() {
        return pref.getBoolean(IS_NIGHT_MODE, true);
    }

}

res files

bottom_navigation_color.xml

File for changing bottom navigation elements color on click. currently icons are set to orange color while selected. you can change this color in colors.xml file.

Stes for creating bottom_navigation_color.xml file.

  • Right click on res folder > new > android resource file.
  • type name as bottom_navigation_color.xml
  • change resource type as color

code for bottom_navigation_color.xml

<?xml version="1.0" encoding="utf-8"?>
<selector xmlns:android="http://schemas.android.com/apk/res/android">
    <item android:state_checked="true" android:color="@color/bottomNavigationSelectedColor" />
    <item android:state_checked="false" android:color="@color/bottomNavigationTintColor"/>
</selector>

drawables

download drawables and copy it to drawable folder.

Layout

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.v4.widget.DrawerLayout 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:id="@+id/drawer_layout"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:fitsSystemWindows="true"
    tools:openDrawer="start">

    <include
        layout="@layout/app_bar_main"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

    <android.support.design.widget.NavigationView
        android:id="@+id/nav_view"
        android:layout_width="wrap_content"
        android:layout_height="match_parent"
        android:layout_gravity="start"
        android:fitsSystemWindows="true"
        app:headerLayout="@layout/nav_header_main"
        app:menu="@menu/activity_main_drawer" />

</android.support.v4.widget.DrawerLayout>

app_bar_main.xml

set toolbar visibility to gone.

<?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"
    tools:context="com.appsnipp.education.MainActivity">

    <android.support.design.widget.AppBarLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:theme="@style/AppTheme.AppBarOverlay">

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

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

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

    <android.support.design.widget.BottomNavigationView
        android:id="@+id/navigation"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_gravity="bottom"
        android:background="?android:attr/windowBackground"
        android:foreground="?attr/selectableItemBackground"
        app:menu="@menu/master_bottom_navigation"
        app:elevation="10dp"
        app:labelVisibilityMode="labeled"
        app:itemIconTint="@color/bottom_navigation_color"
        app:itemTextColor="@color/bottom_navigation_color"
        app:itemBackground="@color/bottomNavigationBackground"/>

</android.support.design.widget.CoordinatorLayout>

content_main.xml

<?xml version="1.0" encoding="utf-8"?>
<android.support.constraint.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"
    app:layout_behavior="@string/appbar_scrolling_view_behavior"
    tools:context="com.appsnipp.education.MainActivity"
    tools:showIn="@layout/app_bar_main"
    style="@style/parent.contentLayout">

    <android.support.v4.widget.NestedScrollView
        android:layout_width="match_parent"
        android:layout_height="match_parent">

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:orientation="vertical">

            <TextView
                android:text="Hello Kapil!"
                style="@style/viewParent.headerText" />

            <RelativeLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginTop="10dp">

                <android.support.v7.widget.CardView
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:layout_marginTop="40dp"
                    android:layout_marginBottom="20dp"
                    app:cardCornerRadius="16dp"
                    app:cardPreventCornerOverlap="false"
                    app:cardBackgroundColor="#FF402D"
                    app:cardElevation="10dp"
                    android:minHeight="200dp"
                    android:layout_alignParentTop="true">

                    <LinearLayout
                        android:layout_width="wrap_content"
                        android:layout_height="wrap_content"
                        android:layout_gravity="center_vertical"
                        android:padding="10dp"
                        android:orientation="vertical">

                        <TextView
                            android:layout_width="wrap_content"
                            android:layout_height="wrap_content"
                            android:text="Continue to \nWebdeveloper Course"
                            android:textColor="@color/whiteBodyColor"
                            android:textStyle="bold"
                            android:textSize="17sp"/>

                        <ProgressBar
                            android:layout_marginTop="15dp"
                            android:layout_width="150dp"
                            android:layout_height="5dp"
                            style="@style/Base.Widget.AppCompat.ProgressBar.Horizontal"
                            android:progress="60"
                            android:progressDrawable="@drawable/progress_drawable"/>

                        <TextView
                            android:layout_marginTop="15dp"
                            android:layout_width="wrap_content"
                            android:layout_height="wrap_content"
                            android:text="60% Complete"
                            android:textColor="@color/whiteBodyColor"
                            android:textStyle="bold"
                            android:textSize="13sp"/>

                    </LinearLayout>
                </android.support.v7.widget.CardView>

                <ImageView
                    android:layout_width="150dp"
                    android:layout_height="wrap_content"
                    android:layout_alignParentEnd="true"
                    android:layout_alignParentTop="true"
                    android:adjustViewBounds="true"
                    android:cropToPadding="true"
                    android:src="@drawable/header_image"
                    android:elevation="44dp"/>
            </RelativeLayout>

            <RelativeLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_marginBottom="10dp">

                <LinearLayout
                    android:layout_width="match_parent"
                    android:layout_height="wrap_content"
                    android:background="@drawable/refer_earn_button"
                    android:gravity="center"
                    android:layout_marginLeft="60dp"
                    android:layout_alignParentBottom="true">
                    <TextView
                        android:layout_width="match_parent"
                        android:layout_height="wrap_content"
                        android:textSize="13sp"
                        android:textAlignment="center"
                        android:textColor="@color/whiteTextColor"
                        android:paddingTop="5dp"
                        android:paddingBottom="5dp"
                        android:text="Refer your friends and\n earn free course *"/>

                </LinearLayout>

                <ImageView
                    android:layout_width="80dp"
                    android:layout_height="wrap_content"
                    android:adjustViewBounds="true"
                    android:cropToPadding="true"
                    android:src="@drawable/refer_icon" />

            </RelativeLayout>

            <RelativeLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_margin="10dp">

                <TextView
                    android:layout_alignParentTop="true"
                    android:layout_alignParentLeft="true"
                    android:text="Popular Courses"
                    style="@style/viewParent.headerText"/>

                <TextView
                    android:layout_alignParentRight="true"
                    style="@style/viewParent"
                    android:text="See All"
                    android:layout_centerVertical="true"
                    android:textSize="@dimen/headerMoreTextSize"
                    android:textColor="@color/primaryTextColor"
                    android:textStyle="bold"/>

            </RelativeLayout>

            <!--remove the below layout with recycler view, use card poplar courses as model for design-->
            
            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="horizontal">

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

            </LinearLayout>


            <RelativeLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:layout_margin="10dp">

                <TextView
                    android:layout_alignParentTop="true"
                    android:layout_alignParentLeft="true"
                    android:text="Frutorials"
                    style="@style/viewParent.headerText"/>

                <TextView
                    android:layout_alignParentRight="true"
                    style="@style/viewParent"
                    android:text="See All"
                    android:layout_centerVertical="true"
                    android:textSize="@dimen/headerMoreTextSize"
                    android:textColor="@color/primaryTextColor"
                    android:textStyle="bold"/>

            </RelativeLayout>

            <!--remove the below layout with recycler view, use card poplar courses as model for design-->

            <LinearLayout
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:orientation="horizontal"
                android:layout_marginTop="20dp">

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

            </LinearLayout>

        </LinearLayout>
    </android.support.v4.widget.NestedScrollView>

</android.support.constraint.ConstraintLayout>

nav_header_main.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="@dimen/nav_header_height"
    android:background="@drawable/side_nav_bar"
    android:gravity="bottom"
    android:orientation="vertical"
    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:theme="@style/ThemeOverlay.AppCompat.Dark">

    <ImageView
        android:id="@+id/imageView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:paddingTop="@dimen/nav_header_vertical_spacing"
        app:srcCompat="@mipmap/ic_launcher_round" />

    <TextView
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:paddingTop="@dimen/nav_header_vertical_spacing"
        android:text="Android Studio"
        android:textAppearance="@style/TextAppearance.AppCompat.Body1" />

    <TextView
        android:id="@+id/textView"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="[email protected]" />

</LinearLayout>

card_frutorials.xml

card design for frutorials. Can be used as recycler model, currently contents are set manually.

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:card_view="http://schemas.android.com/apk/res-auto"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content">

    <android.support.v7.widget.CardView
        android:id="@+id/card_view"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        card_view:cardElevation="5dp"
        card_view:cardCornerRadius="7dp"
        card_view:cardBackgroundColor="@color/whiteBodyColor"
        card_view:cardPreventCornerOverlap="false"
        android:layout_margin="@dimen/card_margin">

        <RelativeLayout
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:orientation="vertical">

            <ImageView
                android:id="@+id/youtubeThubnail"
                android:layout_width="120dp"
                android:layout_height="120dp"
                android:src="@drawable/frutorials"
                android:scaleType="centerCrop" />

            <TextView
                android:id="@+id/title"
                android:layout_width="110dp"
                android:layout_height="wrap_content"
                android:layout_below="@id/youtubeThubnail"
                android:textColor="@color/frutorial_title"
                android:layout_margin="5dp"
                android:text="Sample"
                android:textSize="@dimen/frutorial_title" />

            <ImageView
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:src="@android:drawable/ic_media_play"
                android:layout_alignParentLeft="true"
                android:layout_below="@id/youtubeThubnail"
                android:layout_marginTop="-40dp"/>


        </RelativeLayout>

    </android.support.v7.widget.CardView>

</LinearLayout>

card_popular_courses.xml

card design for popular courses model. needs to convert it to recycler, currently data set manually.

<android.support.v7.widget.CardView android:layout_width="150dp"
    android:layout_height="wrap_content"
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:minHeight="150dp"
    app:cardElevation="10dp"
    app:cardBackgroundColor="#FF402D"
    app:cardCornerRadius="16dp"
    android:layout_marginRight="20dp"
    android:layout_marginTop="20dp"
    android:layout_marginBottom="20dp">

    <LinearLayout
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        android:layout_gravity="center">

        <ImageView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:adjustViewBounds="true"
            android:cropToPadding="true"
            android:maxWidth="100dp"
            android:src="@drawable/android_developer" />

        <TextView
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_gravity="center"
            android:text="App Developer"
            android:textColor="@color/whiteTextColor"
            android:textSize="16sp"
            android:textStyle="bold"
            android:layout_marginBottom="10dp"/>

    </LinearLayout>


</android.support.v7.widget.CardView>

Menu

activity_main_drawer.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    tools:showIn="navigation_view">

    <group android:checkableBehavior="single">
        <item
            android:id="@+id/nav_camera"
            android:icon="@drawable/ic_menu_camera"
            android:title="Import" />
        <item
            android:id="@+id/nav_gallery"
            android:icon="@drawable/ic_menu_gallery"
            android:title="Gallery" />
        <item
            android:id="@+id/nav_slideshow"
            android:icon="@drawable/ic_menu_slideshow"
            android:title="Slideshow" />
        <item
            android:id="@+id/nav_manage"
            android:icon="@drawable/ic_menu_manage"
            android:title="Tools" />
    </group>

    <item android:title="Only Toggle Theme would work">
        <menu>
            <item
                android:id="@+id/nav_share"
                android:icon="@drawable/ic_menu_share"
                android:title="Share" />
            <item
                android:id="@+id/nav_dark_mode"
                android:icon="@android:drawable/ic_menu_day"
                android:title="Toggle Theme" />
        </menu>
    </item>

</menu>

main.xml

currently not using, can be removed.

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto">
    <item
        android:id="@+id/action_settings"
        android:orderInCategory="100"
        android:title="@string/action_settings"
        app:showAsAction="never" />
</menu>

master_bottom_navigation.xml

<?xml version="1.0" encoding="utf-8"?>
<menu xmlns:android="http://schemas.android.com/apk/res/android">

    <item
        android:id="@+id/navigationMenu"
        android:icon="@android:drawable/ic_menu_sort_by_size"
        android:title="Menu" />

    <item
        android:id="@+id/navigationMyCourses"
        android:icon="@drawable/ic_effort"
        android:title="Courses" />

    <item
        android:id="@+id/navigationHome"
        android:icon="@drawable/ic_home"
        android:title="Home" />

    <item
        android:id="@+id/navigationSearch"
        android:icon="@android:drawable/ic_menu_search"
        android:title="Search" />

    <item
        android:id="@+id/navigationMyProfile"
        android:icon="@drawable/ic_user"
        android:title="User" />

</menu>

Values

colors.xml

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <color name="colorPrimary">#FCFCFC</color>
    <color name="colorPrimaryDark">#2A2E43</color>
    <color name="colorAccent">#FF402D</color>
    <color name="bottomNavigationTextColor">#B2B2B2</color>
    <color name="bottomNavigationTintColor">#B2B2B2</color>
    <color name="bottomNavigationSelectedColor">#FC4926</color>
    <color name="statusBarColor">#000</color>
    <color name="whiteBodyColor">#FCFCFC</color>
    <color name="darkTextColor">#020000</color>
    <color name="primaryTextColor">#019AE8</color>
    <color name="whiteTextColor">#fff</color>
    <color name="frutorial_title">#4c4c4c</color>

    <!--colors for light mode-->
    <color name="contentBodyColor">#FCFCFC</color>
    <color name="contentTextColor">#020000</color>
    <color name="bottomNavigationBackground">#F7F7F7</color>


</resources>

colors.xml(night)

  • right click on values folder > new > value resource file
  • give name as colors
  • select night qualifier followed by >> button and press ok

code for colors.xml(night)

<?xml version="1.0" encoding="utf-8"?>
<resources>
    <!--colors for dark mode-->
    <color name="contentBodyColor">#2A2E43</color>
    <color name="contentTextColor">#fff</color>
    <color name="bottomNavigationBackground">#2A2E43</color>

</resources>

dimens.xml

<resources>
    <!-- Default screen margins, per the Android Design guidelines. -->
    <dimen name="activity_horizontal_margin">16dp</dimen>
    <dimen name="activity_vertical_margin">16dp</dimen>
    <dimen name="nav_header_vertical_spacing">8dp</dimen>
    <dimen name="nav_header_height">176dp</dimen>
    <dimen name="fab_margin">16dp</dimen>
    <dimen name="normalPadding">20dp</dimen>
    <dimen name="headerTextSize">25sp</dimen>
    <dimen name="headerMoreTextSize">18sp</dimen>
    <dimen name="card_margin">5dp</dimen>
    <dimen name="frutorial_title">15sp</dimen>

</resources>

strings.xml

we’ve not extracted string resources.

<resources>
    <string name="app_name">Education</string>

    <string name="navigation_drawer_open">Open navigation drawer</string>
    <string name="navigation_drawer_close">Close navigation drawer</string>

    <string name="action_settings">Settings</string>
</resources>

styles.xml

<resources>

    <!-- Base application theme. -->
    <style name="AppTheme" parent="Theme.AppCompat.Light">
        <!-- Customize your theme here. -->
        <item name="colorPrimary">@color/colorPrimary</item>
        <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
        <item name="colorAccent">@color/colorAccent</item>
    </style>

    <style name="AppTheme.NoActionBar">
        <item name="windowActionBar">false</item>
        <item name="windowNoTitle">true</item>
    </style>

    <style name="AppTheme.AppBarOverlay" parent="ThemeOverlay.AppCompat.Dark.ActionBar" />

    <style name="AppTheme.PopupOverlay" parent="ThemeOverlay.AppCompat.Light" />

    <!--styles for education app-->
    <style name="viewParent">
        <item name="android:layout_width">wrap_content</item>
        <item name="android:layout_height">wrap_content</item>
    </style>
    <style name="parent">
        <item name="android:layout_width">match_parent</item>
        <item name="android:layout_height">match_parent</item>
    </style>

    <style name="parent.contentLayout">
        <item name="android:background">@color/contentBodyColor</item>
        <item name="android:padding">@dimen/normalPadding</item>
    </style>

    <style name="viewParent.headerText">
        <item name="android:textColor">@color/contentTextColor</item>
        <item name="android:textSize">@dimen/headerTextSize</item>
        <item name="android:textStyle">bold</item>
    </style>


</resources>

Kapil Mohan

Like to add color to developers life and apps. Can create smile using Android, iOS, PHP, codeignitor, web technologies, etc... Feel free to contact me at [email protected] .