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‎app/src/main/assets/c_intro.pdf‎

165 KB
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‎app/src/main/java/com/james/programminglover/CIntroActivity.java‎

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package com.james.programminglover;
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import androidx.appcompat.app.AppCompatActivity;
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import android.os.Bundle;
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import com.github.barteksc.pdfviewer.PDFView;
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public class CIntroActivity extends AppCompatActivity {
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PDFView pdfView;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_c_intro);
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pdfView=findViewById(R.id.pdfView);
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int c_position = getIntent().getIntExtra("key_position",0);
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if (c_position==0){
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pdfView.fromAsset("c_intro.pdf").load();
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}
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}
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}

‎app/src/main/java/com/james/programminglover/NavigationDrawerActivity.java‎

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package com.james.programminglover;
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import android.os.Bundle;
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import android.view.View;
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import android.view.Menu;
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import com.google.android.material.floatingactionbutton.FloatingActionButton;
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import com.google.android.material.snackbar.Snackbar;
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import com.google.android.material.navigation.NavigationView;
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import androidx.navigation.NavController;
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import androidx.navigation.Navigation;
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import androidx.navigation.ui.AppBarConfiguration;
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import androidx.navigation.ui.NavigationUI;
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import androidx.drawerlayout.widget.DrawerLayout;
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import androidx.appcompat.app.AppCompatActivity;
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import androidx.appcompat.widget.Toolbar;
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public class NavigationDrawerActivity extends AppCompatActivity {
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private AppBarConfiguration mAppBarConfiguration;
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_navigation_drawer);
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Toolbar toolbar = findViewById(R.id.toolbar);
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setSupportActionBar(toolbar);
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DrawerLayout drawer = findViewById(R.id.drawer_layout);
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NavigationView navigationView = findViewById(R.id.nav_view);
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// Passing each menu ID as a set of Ids because each
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// menu should be considered as top level destinations.
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mAppBarConfiguration = new AppBarConfiguration.Builder(
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R.id.nav_home, R.id.nav_ascii, R.id.nav_share, R.id.nav_rate,R.id.nav_feedback,R.id.nav_about)
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.setDrawerLayout(drawer)
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.build();
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NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment);
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NavigationUI.setupActionBarWithNavController(this, navController, mAppBarConfiguration);
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NavigationUI.setupWithNavController(navigationView, navController);
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}
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@Override
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public boolean onCreateOptionsMenu(Menu menu) {
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// Inflate the menu; this adds items to the action bar if it is present.
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getMenuInflater().inflate(R.menu.navigation_drawer, menu);
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return true;
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}
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@Override
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public boolean onSupportNavigateUp() {
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NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment);
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return NavigationUI.navigateUp(navController, mAppBarConfiguration)
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|| super.onSupportNavigateUp();
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}
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}

‎app/src/main/java/com/james/programminglover/fragment/AboutFragment.java‎

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package com.james.programminglover.fragment;
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import android.os.Bundle;
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import androidx.fragment.app.Fragment;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import com.james.programminglover.R;
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/**
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* A simple {@link Fragment} subclass.
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* Use the {@link AboutFragment#newInstance} factory method to
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* create an instance of this fragment.
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*/
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public class AboutFragment extends Fragment {
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// TODO: Rename parameter arguments, choose names that match
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// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
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private static final String ARG_PARAM1 = "param1";
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private static final String ARG_PARAM2 = "param2";
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// TODO: Rename and change types of parameters
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private String mParam1;
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private String mParam2;
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public AboutFragment() {
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// Required empty public constructor
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}
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/**
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* Use this factory method to create a new instance of
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* this fragment using the provided parameters.
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*
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* @param param1 Parameter 1.
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* @param param2 Parameter 2.
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* @return A new instance of fragment AboutFragment.
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*/
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// TODO: Rename and change types and number of parameters
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public static AboutFragment newInstance(String param1, String param2) {
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AboutFragment fragment = new AboutFragment();
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Bundle args = new Bundle();
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args.putString(ARG_PARAM1, param1);
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args.putString(ARG_PARAM2, param2);
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fragment.setArguments(args);
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return fragment;
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (getArguments() != null) {
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mParam1 = getArguments().getString(ARG_PARAM1);
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mParam2 = getArguments().getString(ARG_PARAM2);
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}
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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// Inflate the layout for this fragment
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return inflater.inflate(R.layout.fragment_about, container, false);
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}
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}

‎app/src/main/java/com/james/programminglover/fragment/FeedbackFragment.java‎

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package com.james.programminglover.fragment;
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import android.os.Bundle;
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import androidx.fragment.app.Fragment;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import com.james.programminglover.R;
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/**
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* A simple {@link Fragment} subclass.
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* Use the {@link FeedbackFragment#newInstance} factory method to
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* create an instance of this fragment.
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*/
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public class FeedbackFragment extends Fragment {
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// TODO: Rename parameter arguments, choose names that match
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// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
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private static final String ARG_PARAM1 = "param1";
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private static final String ARG_PARAM2 = "param2";
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// TODO: Rename and change types of parameters
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private String mParam1;
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private String mParam2;
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public FeedbackFragment() {
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// Required empty public constructor
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}
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/**
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* Use this factory method to create a new instance of
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* this fragment using the provided parameters.
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*
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* @param param1 Parameter 1.
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* @param param2 Parameter 2.
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* @return A new instance of fragment FeedbackFragment.
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*/
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// TODO: Rename and change types and number of parameters
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public static FeedbackFragment newInstance(String param1, String param2) {
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FeedbackFragment fragment = new FeedbackFragment();
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Bundle args = new Bundle();
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args.putString(ARG_PARAM1, param1);
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args.putString(ARG_PARAM2, param2);
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fragment.setArguments(args);
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return fragment;
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (getArguments() != null) {
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mParam1 = getArguments().getString(ARG_PARAM1);
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mParam2 = getArguments().getString(ARG_PARAM2);
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}
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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// Inflate the layout for this fragment
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return inflater.inflate(R.layout.fragment_feedback, container, false);
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}
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}

‎app/src/main/java/com/james/programminglover/fragment/RateFragment.java‎

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package com.james.programminglover.fragment;
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import android.os.Bundle;
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import androidx.fragment.app.Fragment;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import com.james.programminglover.R;
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/**
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* A simple {@link Fragment} subclass.
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* Use the {@link RateFragment#newInstance} factory method to
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* create an instance of this fragment.
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*/
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public class RateFragment extends Fragment {
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// TODO: Rename parameter arguments, choose names that match
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// the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
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private static final String ARG_PARAM1 = "param1";
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private static final String ARG_PARAM2 = "param2";
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// TODO: Rename and change types of parameters
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private String mParam1;
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private String mParam2;
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public RateFragment() {
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// Required empty public constructor
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}
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/**
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* Use this factory method to create a new instance of
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* this fragment using the provided parameters.
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*
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* @param param1 Parameter 1.
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* @param param2 Parameter 2.
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* @return A new instance of fragment RateFragment.
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*/
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// TODO: Rename and change types and number of parameters
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public static RateFragment newInstance(String param1, String param2) {
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RateFragment fragment = new RateFragment();
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Bundle args = new Bundle();
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args.putString(ARG_PARAM1, param1);
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args.putString(ARG_PARAM2, param2);
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fragment.setArguments(args);
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return fragment;
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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if (getArguments() != null) {
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mParam1 = getArguments().getString(ARG_PARAM1);
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mParam2 = getArguments().getString(ARG_PARAM2);
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}
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}
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@Override
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public View onCreateView(LayoutInflater inflater, ViewGroup container,
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Bundle savedInstanceState) {
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// Inflate the layout for this fragment
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return inflater.inflate(R.layout.fragment_rate, container, false);
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}
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}

‎app/src/main/java/com/james/programminglover/ui/gallery/GalleryFragment.java‎

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package com.james.programminglover.ui.gallery;
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import android.os.Bundle;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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import androidx.annotation.Nullable;
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import androidx.fragment.app.Fragment;
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import androidx.lifecycle.Observer;
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import androidx.lifecycle.ViewModelProvider;
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import com.james.programminglover.R;
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public class GalleryFragment extends Fragment {
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private GalleryViewModel galleryViewModel;
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public View onCreateView(@NonNull LayoutInflater inflater,
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ViewGroup container, Bundle savedInstanceState) {
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galleryViewModel =
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new ViewModelProvider(this).get(GalleryViewModel.class);
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View root = inflater.inflate(R.layout.fragment_gallery, container, false);
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final TextView textView = root.findViewById(R.id.text_gallery);
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galleryViewModel.getText().observe(getViewLifecycleOwner(), new Observer<String>() {
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@Override
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public void onChanged(@Nullable String s) {
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textView.setText(s);
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}
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});
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return root;
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}
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}

‎app/src/main/java/com/james/programminglover/ui/gallery/GalleryViewModel.java‎

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package com.james.programminglover.ui.gallery;
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import androidx.lifecycle.LiveData;
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import androidx.lifecycle.MutableLiveData;
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import androidx.lifecycle.ViewModel;
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public class GalleryViewModel extends ViewModel {
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private MutableLiveData<String> mText;
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public GalleryViewModel() {
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mText = new MutableLiveData<>();
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mText.setValue("This is gallery fragment");
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}
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public LiveData<String> getText() {
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return mText;
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}
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}

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