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karishnukarishnu
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‎.gitignore

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# Built application files
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*.apk
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*.ap_
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# Files for the ART/Dalvik VM
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*.dex
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# Java class files
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*.class
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# Generated files
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bin/
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gen/
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out/
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# Gradle files
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.gradle/
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build/
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# Local configuration file (sdk path, etc)
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local.properties
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# Proguard folder generated by Eclipse
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proguard/
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# Log Files
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*.log
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# Android Studio Navigation editor temp files
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.navigation/
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# Android Studio captures folder
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captures/
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# Intellij
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*.iml
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.idea/workspace.xml
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.idea/libraries
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.idea/
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# Keystore files
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*.jks
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# External native build folder generated in Android Studio 2.2 and later
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.externalNativeBuild

‎app/.gitignore

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/build

‎app/build.gradle

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apply plugin: 'com.android.application'
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apply plugin: 'realm-android'
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android {
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compileSdkVersion 25
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buildToolsVersion "25.0.3"
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defaultConfig {
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applicationId "me.karishnu.simplenotes"
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minSdkVersion 19
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targetSdkVersion 25
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versionCode 1
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versionName "1.0"
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testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
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}
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buildTypes {
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release {
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minifyEnabled false
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proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
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}
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}
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}
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dependencies {
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compile fileTree(dir: 'libs', include: ['*.jar'])
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androidTestCompile('com.android.support.test.espresso:espresso-core:2.2.2', {
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exclude group: 'com.android.support', module: 'support-annotations'
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})
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compile 'com.android.support:appcompat-v7:25.3.1'
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compile 'com.android.support.constraint:constraint-layout:1.0.2'
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compile 'com.android.support:design:25.3.1'
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compile 'com.github.thorbenprimke:realm-recyclerview:0.9.25'
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testCompile 'junit:junit:4.12'
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}

‎app/proguard-rules.pro

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# Add project specific ProGuard rules here.
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# By default, the flags in this file are appended to flags specified
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# in C:\Users\Karishnu Poddar\AppData\Local\Android\Sdk/tools/proguard/proguard-android.txt
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# You can edit the include path and order by changing the proguardFiles
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# directive in build.gradle.
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#
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# For more details, see
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# http://developer.android.com/guide/developing/tools/proguard.html
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# Add any project specific keep options here:
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# If your project uses WebView with JS, uncomment the following
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# and specify the fully qualified class name to the JavaScript interface
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# class:
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#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
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# public *;
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#}
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# Uncomment this to preserve the line number information for
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# debugging stack traces.
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#-keepattributes SourceFile,LineNumberTable
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# If you keep the line number information, uncomment this to
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# hide the original source file name.
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#-renamesourcefileattribute SourceFile

‎app/src/androidTest/java/me/karishnu/simplenotes/ExampleInstrumentedTest.java

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package me.karishnu.simplenotes;
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import android.content.Context;
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import android.support.test.InstrumentationRegistry;
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import android.support.test.runner.AndroidJUnit4;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import static org.junit.Assert.*;
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/**
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* Instrumentation test, which will execute on an Android device.
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*
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* @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
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*/
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@RunWith(AndroidJUnit4.class)
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public class ExampleInstrumentedTest {
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@Test
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public void useAppContext() throws Exception {
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// Context of the app under test.
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Context appContext = InstrumentationRegistry.getTargetContext();
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assertEquals("me.karishnu.simplenotes", appContext.getPackageName());
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}
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}

‎app/src/main/AndroidManifest.xml

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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="me.karishnu.simplenotes">
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<application
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:roundIcon="@mipmap/ic_launcher_round"
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android:supportsRtl="true"
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android:theme="@style/AppTheme">
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<activity
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android:name=".MainActivity"
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android:label="@string/app_name"
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android:theme="@style/AppTheme.NoActionBar">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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<activity android:name=".CreateNoteActivity"></activity>
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</application>
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</manifest>

‎app/src/main/java/me/karishnu/simplenotes/CreateNoteActivity.java

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package me.karishnu.simplenotes;
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import android.support.v7.app.AppCompatActivity;
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import android.os.Bundle;
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import android.view.View;
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import android.widget.Button;
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import android.widget.EditText;
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import io.realm.Realm;
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public class CreateNoteActivity extends AppCompatActivity {
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EditText editText;
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Button button;
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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_create_note);
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final Realm realm = Realm.getDefaultInstance();
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final Number currentIdNum = realm.where(Note.class).max("id");
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editText = (EditText) findViewById(R.id.editText);
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button = (Button) findViewById(R.id.button);
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button.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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String textToSave = editText.getText().toString();
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Note note = new Note();
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note.setId(currentIdNum.intValue() + 1);
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note.setText(textToSave);
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realm.beginTransaction();
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realm.copyToRealm(note);
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realm.commitTransaction();
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finish();
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}
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});
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}
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}

‎app/src/main/java/me/karishnu/simplenotes/MainActivity.java

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package me.karishnu.simplenotes;
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import android.content.Intent;
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import android.os.Bundle;
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import android.support.design.widget.FloatingActionButton;
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import android.support.design.widget.Snackbar;
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import android.support.v7.app.AppCompatActivity;
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import android.support.v7.widget.Toolbar;
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import android.view.View;
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import android.view.Menu;
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import android.view.MenuItem;
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import co.moonmonkeylabs.realmrecyclerview.RealmRecyclerView;
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import io.realm.Realm;
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import io.realm.RealmResults;
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import io.realm.Sort;
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public class MainActivity extends AppCompatActivity {
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private RealmRecyclerView realmRecyclerView;
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private NoteAdapter noteAdapter;
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private Realm realm;
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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_main);
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Toolbar toolbar = (Toolbar) findViewById(R.id.toolbar);
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setSupportActionBar(toolbar);
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Realm.init(this);
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realmRecyclerView = (RealmRecyclerView) findViewById(R.id.rv);
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realm = Realm.getDefaultInstance();
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RealmResults<Note> notes = realm.where(Note.class).findAllSorted("id", Sort.DESCENDING);
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noteAdapter = new NoteAdapter(this, notes);
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realmRecyclerView.setAdapter(noteAdapter);
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FloatingActionButton fab = (FloatingActionButton) findViewById(R.id.fab);
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fab.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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Intent intent = new Intent(MainActivity.this, CreateNoteActivity.class);
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startActivity(intent);
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}
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});
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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.menu_main, menu);
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return true;
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}
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@Override
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public boolean onOptionsItemSelected(MenuItem item) {
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// Handle action bar item clicks here. The action bar will
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// automatically handle clicks on the Home/Up button, so long
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// as you specify a parent activity in AndroidManifest.xml.
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int id = item.getItemId();
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//noinspection SimplifiableIfStatement
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if (id == R.id.action_settings) {
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return true;
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}
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return super.onOptionsItemSelected(item);
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}
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}

‎app/src/main/java/me/karishnu/simplenotes/Note.java

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package me.karishnu.simplenotes;
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import io.realm.RealmObject;
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import io.realm.annotations.PrimaryKey;
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public class Note extends RealmObject {
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@PrimaryKey
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private int id;
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private String text;
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public String getText(){
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return text;
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}
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public void setText(String text){
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this.text = text;
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}
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public int getId(){
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return id;
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}
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public void setId(int id){
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this.id = id;
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}
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}

‎app/src/main/java/me/karishnu/simplenotes/NoteAdapter.java

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package me.karishnu.simplenotes;
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import android.content.Context;
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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 io.realm.RealmBasedRecyclerViewAdapter;
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import io.realm.RealmResults;
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import io.realm.RealmViewHolder;
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public class NoteAdapter extends RealmBasedRecyclerViewAdapter<Note, NoteAdapter.ViewHolder> {
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public NoteAdapter(Context context, RealmResults<Note> realmResults) {
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super(context, realmResults, true, false, null);
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}
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public class ViewHolder extends RealmViewHolder {
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public TextView textView;
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public ViewHolder(View view) {
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super(view);
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this.textView = (TextView) view.findViewById(R.id.textView);
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}
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}
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@Override
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public ViewHolder onCreateRealmViewHolder(ViewGroup viewGroup, int viewType) {
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View v = inflater.inflate(R.layout.item_note, viewGroup, false);
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return new ViewHolder(v);
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}
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@Override
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public void onBindRealmViewHolder(ViewHolder viewHolder, int position) {
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final Note note = realmResults.get(position);
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viewHolder.textView.setText(note.getText());
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}
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}

‎app/src/main/res/layout/activity_create_note.xml

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<?xml version="1.0" encoding="utf-8"?>
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<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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tools:context="me.karishnu.simplenotes.CreateNoteActivity"
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android:orientation="vertical">
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<EditText
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android:id="@+id/editText"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:hint="Enter Note Here!"/>
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<Button
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android:id="@+id/button"
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android:layout_width="match_parent"
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android:layout_height="wrap_content"
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android:text="SAVE"/>
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</LinearLayout>

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