Initial commit

.gitignore

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+*.iml
+.gradle
+/local.properties
+/.idea/caches
+/.idea/libraries
+/.idea/modules.xml
+/.idea/workspace.xml
+/.idea/navEditor.xml
+/.idea/assetWizardSettings.xml
+.DS_Store
+/build
+/captures
+.externalNativeBuild
+.cxx
+local.properties

app/.gitignore

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+/build

app/build.gradle

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+plugins {
+    id 'com.android.application'
+}
+
+android {
+    compileSdkVersion 30
+    buildToolsVersion "30.0.3"
+
+    defaultConfig {
+        applicationId "com.android.androidcomponents"
+        minSdkVersion 16
+        targetSdkVersion 30
+        versionCode 1
+        versionName "1.0"
+
+        testInstrumentationRunner "androidx.test.runner.AndroidJUnitRunner"
+    }
+
+    buildTypes {
+        release {
+            minifyEnabled false
+            proguardFiles getDefaultProguardFile('proguard-android-optimize.txt'), 'proguard-rules.pro'
+        }
+    }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
+}
+
+dependencies {
+
+    implementation 'androidx.appcompat:appcompat:1.2.0'
+    implementation 'com.google.android.material:material:1.3.0'
+    implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
+    implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    testImplementation 'junit:junit:4.+'
+    androidTestImplementation 'androidx.test.ext:junit:1.1.2'
+    androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
+
+    //material design
+    implementation 'com.google.android.material:material:1.2.1'
+}

app/proguard-rules.pro

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+# Add project specific ProGuard rules here.
+# You can control the set of applied configuration files using the
+# proguardFiles setting in build.gradle.
+#
+# For more details, see
+#   http://developer.android.com/guide/developing/tools/proguard.html
+
+# If your project uses WebView with JS, uncomment the following
+# and specify the fully qualified class name to the JavaScript interface
+# class:
+#-keepclassmembers class fqcn.of.javascript.interface.for.webview {
+#   public *;
+#}
+
+# Uncomment this to preserve the line number information for
+# debugging stack traces.
+#-keepattributes SourceFile,LineNumberTable
+
+# If you keep the line number information, uncomment this to
+# hide the original source file name.
+#-renamesourcefileattribute SourceFile

app/src/androidTest/java/com/android/androidcomponents/ExampleInstrumentedTest.java

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

app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android"
+    package="com.android.androidcomponents">
+
+    <application
+        android:name=".App"
+        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/Theme.AndroidComponents">
+        <activity android:name=".service.ServiceActivity"></activity>
+        <activity android:name=".contentproviders.ContentProviderActivity" />
+        <activity android:name=".notification.NotificationActivity" />
+        <activity android:name=".ReplaceFrsgmentActivity" />
+        <activity android:name=".MainActivity">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+
+        <receiver android:name=".NotificationReceiver" />
+
+        <service android:name=".service.MyService2" />
+    </application>
+
+</manifest>

app/src/main/java/com/android/androidcomponents/App.java

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+package com.android.androidcomponents;
+
+import android.app.Application;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
+import android.os.Build;
+
+public class App extends Application{
+
+    public static final String CHANNEL_1_ID = "channel1";
+    public static final String CHANNEL_2_ID = "channel2";
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+
+        createNotificationChannels();
+    }
+
+    private void createNotificationChannels() {
+        //oreo or higher
+        if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.O){
+            NotificationChannel channel = new NotificationChannel(
+                    CHANNEL_1_ID,
+                    "Channel 1",
+                    NotificationManager.IMPORTANCE_HIGH
+            );
+            channel.setDescription("This is Channel 1");
+
+            NotificationChannel channel2 = new NotificationChannel(
+                    CHANNEL_2_ID,
+                    "Channel 2",
+                    NotificationManager.IMPORTANCE_LOW
+            );
+            channel2.setDescription("This is Channel 2");
+
+            NotificationManager manager = getSystemService(NotificationManager.class);
+            manager.createNotificationChannel(channel);
+            manager.createNotificationChannel(channel2);
+        }
+
+    }
+}

app/src/main/java/com/android/androidcomponents/MainActivity.java

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+package com.android.androidcomponents;
+
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.fragment.app.FragmentManager;
+import androidx.fragment.app.FragmentTransaction;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.view.WindowManager;
+import android.widget.Button;
+import android.widget.FrameLayout;
+import android.widget.Toast;
+
+import com.android.androidcomponents.contentproviders.ContentProviderActivity;
+import com.android.androidcomponents.contentproviders.ContentProviderFragment;
+import com.android.androidcomponents.notification.NotificationActivity;
+import com.android.androidcomponents.notification.NotificationFragment;
+import com.android.androidcomponents.service.ServiceActivity;
+import com.android.androidcomponents.service.ServiceFragment;
+
+public class MainActivity extends AppCompatActivity {
+
+    Button button1,button2,button3;
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);
+        setContentView(R.layout.activity_main);
+
+        button1 = findViewById(R.id.button1);
+        button2 = findViewById(R.id.button2);
+        button3 = findViewById(R.id.button3);
+
+        button1.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Toast.makeText(MainActivity.this, "Button1....", Toast.LENGTH_SHORT).show();
+
+//                FragmentManager manager = getSupportFragmentManager();
+////                int count = manager.getBackStackEntryCount();
+//
+//                getSupportFragmentManager().popBackStack();
+//
+//                FragmentTransaction ft = manager.beginTransaction();
+//                ft.replace(R.id.mainContener, new NotificationFragment());
+//                ft.commit();
+
+
+                Intent intent = new Intent(MainActivity.this, NotificationActivity.class);
+                startActivity(intent);
+
+
+            }
+        });
+
+        button2.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Toast.makeText(MainActivity.this, "Button2....", Toast.LENGTH_SHORT).show();
+                Intent intent = new Intent(MainActivity.this, ServiceActivity.class);
+                startActivity(intent);
+//                FragmentManager manager = getSupportFragmentManager();
+//                int count = manager.getBackStackEntryCount();
+//
+//                getSupportFragmentManager().popBackStack();
+//
+//                FragmentTransaction ft = manager.beginTransaction();
+//                ft.replace(R.id.mainContener, new ServiceFragment());
+//                ft.commit();
+            }
+        });
+
+        button3.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Toast.makeText(MainActivity.this, "Button3....", Toast.LENGTH_SHORT).show();
+                Intent intent = new Intent(MainActivity.this, ContentProviderActivity.class);
+                startActivity(intent);
+
+//                FragmentManager manager = getSupportFragmentManager();
+//                int count = manager.getBackStackEntryCount();
+//
+//                getSupportFragmentManager().popBackStack();
+//
+//                FragmentTransaction ft = manager.beginTransaction();
+//                ft.replace(R.id.mainContener, new ContentProviderFragment());
+//                ft.commit();
+            }
+        });
+
+    }
+}

app/src/main/java/com/android/androidcomponents/NotificationReceiver.java

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+package com.android.androidcomponents;
+
+import android.content.BroadcastReceiver;
+import android.content.Context;
+import android.content.Intent;
+import android.widget.Toast;
+
+public class NotificationReceiver extends BroadcastReceiver{
+    @Override
+    public void onReceive(Context context, Intent intent) {
+        String message = intent.getStringExtra("toastMessage");
+        Toast.makeText(context, message, Toast.LENGTH_SHORT).show();
+
+    }
+}

app/src/main/java/com/android/androidcomponents/ReplaceFrsgmentActivity.java

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+package com.android.androidcomponents;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+
+public class ReplaceFrsgmentActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_replace_frsgment);
+    }
+}