feat(views): Add basic notification snippet

Add a basic notification snippet and associated files to the views module.

Region-Tag: android_views_notifications_build_basic

Author: askandroid

views/build.gradle.kts

@@ -18,7 +18,7 @@ plugins {
 }
 
 android {
-    namespace = "com.example.example.snippet.views"
+    namespace = "com.example.android.views"
     compileSdk = 35
 
     defaultConfig {
@@ -48,6 +48,8 @@ android {
 
 dependencies {
 
+    implementation("androidx.core:core:1.13.1")
+    implementation("androidx.appcompat:appcompat:1.6.1")
     implementation(libs.androidx.core.ktx)
     implementation(libs.androidx.appcompat)
     implementation(libs.google.android.material)

views/src/main/AndroidManifest.xml

@@ -15,5 +15,13 @@
      limitations under the License.
 -->
 <manifest xmlns:android="http://schemas.android.com/apk/res/android">
-
+    <application>
+        <activity android:name=".notifications.NotificationSnippets$MainActivity"
+            android:exported="true">
+            <intent-filter>
+                <action android:name="android.intent.action.MAIN" />
+                <category android:name="android.intent.category.LAUNCHER" />
+            </intent-filter>
+        </activity>
+    </application>
 </manifest>

views/src/main/java/com/example/android/views/notifications/NotificationSnippets.java

@@ -0,0 +1,26 @@
+package com.example.android.views.notifications;
+
+import android.app.Activity;
+import android.os.Bundle;
+import androidx.core.app.NotificationCompat;
+import com.example.android.views.R;
+
+public class NotificationSnippets {
+    private static final String CHANNEL_ID = "channel_id";
+    private static final String textTitle = "Notification Title";
+    private static final String textContent = "Notification Content";
+
+    public static class MainActivity extends Activity {
+        @Override
+        protected void onCreate(Bundle savedInstanceState) {
+            super.onCreate(savedInstanceState);
+            // [START android_views_notifications_build_basic]
+            NotificationCompat.Builder builder = new NotificationCompat.Builder(this, CHANNEL_ID)
+                    .setSmallIcon(R.drawable.notification_icon)
+                    .setContentTitle(textTitle)
+                    .setContentText(textContent)
+                    .setPriority(NotificationCompat.PRIORITY_DEFAULT);
+            // [END android_views_notifications_build_basic]
+        }
+    }
+}

views/src/main/java/com/example/example/snippet/views/appwidget/AppWidgetSnippets.kt

@@ -25,7 +25,7 @@ import android.widget.RemoteViews
 import androidx.glance.GlanceId
 import androidx.glance.appwidget.GlanceAppWidget
 import androidx.glance.appwidget.compose
-import com.example.example.snippet.views.R
+import com.example.android.views.R
 
 class ExampleAppWidget : GlanceAppWidget() {
     override suspend fun provideGlance(context: Context, id: GlanceId) {

views/src/main/java/insets/SystemBarProtectionSnippet.kt

@@ -25,7 +25,7 @@ import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
 import androidx.core.view.insets.GradientProtection
 import androidx.core.view.insets.ProtectionLayout
-import com.example.example.snippet.views.R
+import com.example.android.views.R
 
 class SystemBarProtectionSnippet : AppCompatActivity() {
 

views/src/main/res/drawable/notification_icon.xml

@@ -0,0 +1,22 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+     Copyright 2025 The Android Open Source Project
+
+     Licensed under the Apache License, Version 2.0 (the "License");
+     you may not use this file except in compliance with the License.
+     You may obtain a copy of the License at
+
+          https://www.apache.org/licenses/LICENSE-2.0
+
+     Unless required by applicable law or agreed to in writing, software
+     distributed under the License is distributed on an "AS IS" BASIS,
+     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+     See the License for the specific language governing permissions and
+     limitations under the License.
+-->
+<shape xmlns:android="http://schemas.android.com/apk/res/android"
+    android:shape="rectangle">
+    <solid android:color="#FF0000" />
+    <size android:width="24dp"
+        android:height="24dp" />
+</shape>

watchfacepush/validator/build.gradle.kts

@@ -22,6 +22,10 @@ plugins {
     application
 }
 
+kotlin {
+    jvmToolchain(17)
+}
+
 application {
     mainClass.set("com.example.validator.Main")
 }

xr/build.gradle.kts

@@ -16,11 +16,11 @@ android {
         versionName = "1.0"
     }
     compileOptions {
-        sourceCompatibility = JavaVersion.VERSION_11
-        targetCompatibility = JavaVersion.VERSION_11
+        sourceCompatibility = JavaVersion.VERSION_17
+        targetCompatibility = JavaVersion.VERSION_17
     }
     kotlin {
-        jvmToolchain(11)
+        jvmToolchain(17)
     }
     buildFeatures {
         compose = true