added kotlin versions.

BroadCastDemo1_kt/.gitignore

@@ -0,0 +1,15 @@
+*.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

BroadCastDemo1_kt/app/.gitignore

@@ -0,0 +1 @@
+/build

BroadCastDemo1_kt/app/build.gradle.kts

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+plugins {
+ alias(libs.plugins.androidApplication)
+ alias(libs.plugins.jetbrainsKotlinAndroid)
+}
+
+android {
+ namespace = "edu.cs4730.broadcastdemo1_tk"
+ compileSdk = 34
+
+ defaultConfig {
+ applicationId = "edu.cs4730.broadcastdemo1_tk"
+ minSdk = 28
+ targetSdk = 34
+ versionCode = 1
+ versionName = "1.0"
+
+ testInstrumentationRunner = "androidx.test.runner.AndroidJUnitRunner"
+ }
+
+ buildTypes {
+ release {
+ isMinifyEnabled = false
+ proguardFiles(
+ getDefaultProguardFile("proguard-android-optimize.txt"),
+ "proguard-rules.pro"
+ )
+ }
+ }
+ buildFeatures {
+ viewBinding = true
+ }
+ compileOptions {
+ sourceCompatibility = JavaVersion.VERSION_1_8
+ targetCompatibility = JavaVersion.VERSION_1_8
+ }
+ kotlinOptions {
+ jvmTarget = "1.8"
+ }
+}
+
+dependencies {
+
+ implementation(libs.androidx.core.ktx)
+ implementation(libs.androidx.appcompat)
+ implementation(libs.material)
+ implementation(libs.androidx.activity)
+ implementation(libs.androidx.constraintlayout)
+ implementation (libs.androidx.localbroadcastmanager)
+}

BroadCastDemo1_kt/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:https://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

BroadCastDemo1_kt/app/src/main/AndroidManifest.xml

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+<?xml version="1.0" encoding="utf-8"?>
+<manifest xmlns:android="http:https://schemas.android.com/apk/res/android"
+ xmlns:tools="http:https://schemas.android.com/tools">
+
+ <application
+ android:allowBackup="true"
+ android:dataExtractionRules="@xml/data_extraction_rules"
+ android:fullBackupContent="@xml/backup_rules"
+ android:icon="@mipmap/ic_launcher"
+ android:label="@string/app_name"
+ android:roundIcon="@mipmap/ic_launcher_round"
+ android:supportsRtl="true"
+ android:theme="@style/AppTheme"
+ tools:targetApi="31">
+ <activity
+ android:name=".MainActivity"
+ android:exported="true">
+ <intent-filter>
+ <action android:name="android.intent.action.MAIN" />
+
+ <category android:name="android.intent.category.LAUNCHER" />
+ </intent-filter>
+ </activity>
+ <receiver
+ android:name=".MyReceiver"
+ android:enabled="true"
+ android:exported="true">
+ <intent-filter>
+ <action android:name="edu.cs4730.bcr.mystaticevent" />
+ </intent-filter>
+ </receiver>
+ </application>
+
+</manifest>

BroadCastDemo1_kt/app/src/main/java/edu/cs4730/broadcastdemo1_tk/MainActivity.kt

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+package edu.cs4730.broadcastdemo1_tk
+
+import android.content.Intent
+import android.content.IntentFilter
+import android.os.Bundle
+import android.util.Log
+import androidx.appcompat.app.AppCompatActivity
+import androidx.localbroadcastmanager.content.LocalBroadcastManager
+import edu.cs4730.broadcastdemo1_tk.databinding.ActivityMainBinding
+
+
+class MainActivity : AppCompatActivity() {
+
+ //declare the intent names here, except if changes ACTION1, fix it in AndroidManifest.xml as well.
+ object Actions {
+ const val ACTION1 = "edu.cs4730.bcr.mystaticevent"
+ const val ACTION2 = "edu.cs4730.bcr.mydyanicevent"
+ }
+
+
+ var TAG = "MainActivity"
+
+ private lateinit var mReceiver: MyReceiver
+ private lateinit var binding: ActivityMainBinding
+
+ override fun onCreate(savedInstanceState: Bundle?) {
+ super.onCreate(savedInstanceState)
+
+ binding = ActivityMainBinding.inflate(layoutInflater)
+ setContentView(binding.getRoot())
+
+ mReceiver = MyReceiver()
+
+ //setup button to send an intent for static registered receiver.
+
+
+ //setup button to send an intent for static registered receiver.
+ binding.button1.setOnClickListener {
+ val i: Intent = Intent(Actions.ACTION1)
+ i.setPackage("edu.cs4730.broadcastdemo1_tk") //in API 26, it must be explicit now.
+ //since it's registered as a global (in the manifest), use sendBroadCast
+ //LocalBroadcastManager.getInstance(getContext()).sendBroadcast(i);
+ sendBroadcast(i)
+ }
+
+ //setup button to send an intent for dynamic registered receiver, which is registered in MainActivity.
+
+ //setup button to send an intent for dynamic registered receiver, which is registered in MainActivity.
+ binding.button2.setOnClickListener {
+ val i: Intent = Intent(Actions.ACTION2)
+ //since it's registered a local, use the LocalBroadcastManager.
+ LocalBroadcastManager.getInstance(applicationContext).sendBroadcast(i)
+ //use this if registered as a global receiver.
+ //getActivity().sendBroadcast(i);
+ Log.v(TAG, "Should have sent the broadcast.")
+ }
+
+ }
+
+ public override fun onResume() {
+ super.onResume()
+ // Register mReceiver to receive messages. This is using the local broadcast, instead of a global.
+ LocalBroadcastManager.getInstance(this)
+ .registerReceiver(mReceiver, IntentFilter(Actions.ACTION2))
+ //the one below registers a global receiver.
+ //registerReceiver(mReceiver, new IntentFilter(ACTION2));
+ //Log.v(TAG, "receiver should be registered");
+ }
+
+ override fun onPause() { //or onDestory()
+ // Unregister since the activity is not visible. This is using the local broadcast, instead of a global.
+ LocalBroadcastManager.getInstance(this).unregisterReceiver(mReceiver)
+ //the one below unregisters a global receiver.
+ //unregisterReceiver(mReceiver);
+ Log.v(TAG, "receiver should be unregistered")
+ super.onPause()
+ }
+
+
+}

BroadCastDemo1_kt/app/src/main/java/edu/cs4730/broadcastdemo1_tk/MyReceiver.kt

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+package edu.cs4730.broadcastdemo1_tk
+
+import android.content.BroadcastReceiver
+import android.content.Context
+import android.content.Intent
+import android.widget.Toast
+
+/**
+ * A simple demo of receiving custom intents.
+ * action1 is registered statically in the manifest file and action2 is dynamically registered
+ * in the mainActivity code.
+ *
+ * The variables ACTION1 and ACTION2 are declared in the MainActivity as well.
+ */
+class MyReceiver : BroadcastReceiver() {
+ override fun onReceive(context: Context, intent: Intent) {
+ Toast.makeText(context, "Received an intent.", Toast.LENGTH_SHORT).show()
+ if (intent.action == MainActivity.Actions.ACTION1) { //is it our action1?
+ Toast.makeText(context, "We received an intent for Action1.", Toast.LENGTH_SHORT).show()
+ } else if (intent.action == MainActivity.Actions.ACTION2) { //is it our action2?
+ Toast.makeText(context, "We received an intent for Action2.", Toast.LENGTH_SHORT).show()
+ }
+ }
+}