NavigationDrawer with Dynamic Modules

Navigation Drawer with Dynamic Modules

Output Screen

Project Structure:

HomeFragment.java

package com.example.mynavigation.ui.home;

import android.os.Bundle;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.LinearLayout;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.lifecycle.Observer;
import androidx.lifecycle.ViewModelProviders;
import androidx.navigation.NavController;
import androidx.navigation.Navigation;
import androidx.recyclerview.widget.GridLayoutManager;
import androidx.recyclerview.widget.RecyclerView;

import com.example.mynavigation.CustomAdapter;
import com.example.mynavigation.Module;
import com.example.mynavigation.R;

import java.util.ArrayList;
import java.util.List;

public class HomeFragment extends Fragment {

    private HomeViewModel homeViewModel;

    public View onCreateView(@NonNull LayoutInflater inflater,
                             ViewGroup container, Bundle savedInstanceState) {
        View root = inflater.inflate(R.layout.fragment_home, container, false);
        return root;
    }

    @Override
    public void onViewCreated(@NonNull View view, @Nullable Bundle savedInstanceState) {
        super.onViewCreated(view, savedInstanceState);
        RecyclerView rec = view.findViewById(R.id.myrec);
        dummyModule();
        rec.setLayoutManager(new GridLayoutManager(getActivity(), 2));
        rec.setAdapter(new CustomAdapter(list));
    }

    List<Module> list = new ArrayList<>();

    private void dummyModule() {
        Module m1 = new Module();
        m1.setName("Profile");
        m1.setImage(R.drawable.ic_menu_share);

        Module m2 = new Module();
        m2.setName("Gallery");
        m2.setImage(R.drawable.ic_menu_gallery);

        Module m3 = new Module();
        m3.setName("Slider");
        m3.setImage(R.drawable.ic_menu_camera);

        Module m4 = new Module();
        m4.setName("Logout");
        m4.setImage(R.drawable.ic_menu_manage);

        Module m5 = new Module();
        m5.setName("Share");
        m5.setImage(R.drawable.ic_menu_send);

        list.add(m1);
        list.add(m2);
        list.add(m3);
        list.add(m4);
        list.add(m5);
    }
}

HomeViewModel.java

package com.example.mynavigation.ui.home;

import androidx.lifecycle.LiveData;
import androidx.lifecycle.MutableLiveData;
import androidx.lifecycle.ViewModel;

public class HomeViewModel extends ViewModel {

    private MutableLiveData<String> mText;

    public HomeViewModel() {
        mText = new MutableLiveData<>();
        mText.setValue("This is home fragment");
    }

    public LiveData<String> getText() {
        return mText;
    }
}

CustomAdapter.java
package com.example.mynavigation;

import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

import androidx.annotation.NonNull;
import androidx.recyclerview.widget.RecyclerView;

import java.util.List;

public class CustomAdapter extends RecyclerView.Adapter<CustomAdapter.MyView> {
    List<Module> list;

    public CustomAdapter(List<Module> list) {
        this.list = list;
    }

    @NonNull
    @Override
    public MyView onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.item,
        parent, false);
        return new MyView(view);
    }

    @Override
    public void onBindViewHolder(@NonNull MyView holder, int position) {
        Module m = list.get(position);
        holder.im.setImageResource(m.getImage());
        holder.tname.setText(m.getName());
    }

    @Override
    public int getItemCount() {
        return list.size();
    }

    class MyView extends RecyclerView.ViewHolder {
        ImageView im;
        TextView tname;

        public MyView(@NonNull View itemView) {
            super(itemView);
            tname = itemView.findViewById(R.id.mytext);
            im = itemView.findViewById(R.id.myimage);
        }
    }

}

Module.java
package com.example.mynavigation;

public class Module {
    private String name;
    private Integer image;

    public String getName() {
        return name;
    }

    public void setName(String name) {
        this.name = name;
    }

    public Integer getImage() {
        return image;
    }

    public void setImage(Integer image) {
        this.image = image;
    }
}

fragment_home.xml

<RelativeLayout 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="match_parent"
    android:orientation="vertical">

    <androidx.cardview.widget.CardView
        android:id="@+id/myhead"
        android:layout_width="match_parent"
        android:layout_height="130dp"
        app:cardBackgroundColor="@color/colorPrimaryDark"
        app:cardCornerRadius="5dp"
        app:cardMaxElevation="10dp"
        app:cardUseCompatPadding="true">

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

            <de.hdodenhof.circleimageview.CircleImageView
                android:layout_width="100dp"
                android:layout_height="100dp"
                android:layout_marginRight="20dp"
                android:src="@drawable/teacher" />

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

                <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginTop="10dp"
                    android:layout_weight="1"
                    android:gravity="center"
                    android:text="Deep Singh"
                    android:textColor="#fff"
                    android:textSize="20sp"
                    android:textStyle="bold"
                    android:typeface="serif" />

                <TextView
                    android:layout_width="wrap_content"
                    android:layout_height="wrap_content"
                    android:layout_marginBottom="10dp"
                    android:layout_weight="1"
                    android:gravity="center"
                    android:text="deep@gmail.com"
                    android:textColor="#fff"
                    android:typeface="serif" />

            </LinearLayout>

        </LinearLayout>

    </androidx.cardview.widget.CardView>

    <androidx.recyclerview.widget.RecyclerView
        android:id="@+id/myrec"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_below="@id/myhead" />

</RelativeLayout>

item.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical"
    android:padding="20dp">

    <ImageView
        android:id="@+id/myimage"
        android:layout_width="50dp"
        android:src="@drawable/std"
        android:layout_gravity="center"
        android:layout_height="50dp" />

    <TextView
        android:id="@+id/mytext"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:text="Deep"
        android:textStyle="bold"
        android:layout_gravity="center"/>

</LinearLayout>

activity_main.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.drawerlayout.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" />

    <com.google.android.material.navigation.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" />

</androidx.drawerlayout.widget.DrawerLayout>

app_bar_main.xml
<?xml version="1.0" encoding="utf-8"?>
<androidx.coordinatorlayout.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=".MainActivity">

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

    <com.google.android.material.floatingactionbutton.FloatingActionButton
        android:id="@+id/fab"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_gravity="bottom|end"
        android:layout_margin="@dimen/fab_margin"
        app:srcCompat="@android:drawable/ic_dialog_email" />

</androidx.coordinatorlayout.widget.CoordinatorLayout>

content_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"
    app:layout_behavior="@string/appbar_scrolling_view_behavior"
    tools:showIn="@layout/app_bar_main">

    <fragment
        android:id="@+id/nav_host_fragment"
        android:name="androidx.navigation.fragment.NavHostFragment"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        app:defaultNavHost="true"
        app:layout_constraintLeft_toLeftOf="parent"
        app:layout_constraintRight_toRightOf="parent"
        app:layout_constraintTop_toTopOf="parent"
        app:navGraph="@navigation/mobile_navigation" />
</androidx.constraintlayout.widget.ConstraintLayout>

strings.xml
<resources>
    <string name="app_name">MyNavigation</string>
    <string name="navigation_drawer_open">Open navigation drawer</string>
    <string name="navigation_drawer_close">Close navigation drawer</string>
    <string name="nav_header_title">Android Studio</string>
    <string name="nav_header_subtitle">android.studio@android.com</string>
    <string name="nav_header_desc">Navigation header</string>
    <string name="action_settings">Settings</string>

    <string name="menu_home">Home</string>
    <string name="menu_gallery">Gallery</string>
    <string name="menu_slideshow">Slideshow</string>
    <string name="menu_profile">Profile</string>
</resources>