clean up and updates to API 32.

BroadCastDemo1/app/build.gradle

@@ -1,12 +1,12 @@
 apply plugin: 'com.android.application'
 
 android {
- compileSdkVersion 31
+ compileSdkVersion 32
 
  defaultConfig {
  applicationId "edu.cs4730.broadcastdemo1"
  minSdkVersion 26
- targetSdkVersion 31
+ targetSdkVersion 32
  versionCode="1"
  versionName="1.0"
  }
@@ -21,6 +21,6 @@ android {
 
 dependencies { 
  implementation fileTree(dir: 'libs', include: ['*.jar'])
- implementation 'androidx.appcompat:appcompat:1.3.1'
- implementation 'androidx.localbroadcastmanager:localbroadcastmanager:1.0.0'
+ implementation 'androidx.appcompat:appcompat:1.4.1'
+ implementation 'androidx.localbroadcastmanager:localbroadcastmanager:1.1.0'
 }

BroadCastDemo1/app/src/main/AndroidManifest.xml

@@ -6,10 +6,9 @@
  android:allowBackup="true"
  android:icon="@drawable/ic_launcher"
  android:label="@string/app_name"
- android:theme="@style/AppTheme" >
+ android:theme="@style/AppTheme">
  <activity
  android:name=".MainActivity"
- android:label="@string/app_name"
  android:exported="true">
  <intent-filter>
  <action android:name="android.intent.action.MAIN" />
@@ -21,10 +20,10 @@
  <receiver
  android:name=".MyReceiver"
  android:enabled="true"
- android:exported="true" >
-  <intent-filter >
- <action android:name="edu.cs4730.bcr.mystaticevent"/>
- </intent-filter>
+ android:exported="true">
+ <intent-filter>
+ <action android:name="edu.cs4730.bcr.mystaticevent" />
+ </intent-filter>
  </receiver>
  </application>
 

BroadCastDemo1/app/src/main/java/edu/cs4730/broadcastdemo1/MainActivity.java

@@ -1,18 +1,23 @@
 package edu.cs4730.broadcastdemo1;
 
+import android.content.Intent;
 import android.content.IntentFilter;
 import android.os.Bundle;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.localbroadcastmanager.content.LocalBroadcastManager;
 
 import android.util.Log;
+import android.view.View;
 
 /**
  * A simple demo of broadcast receiver and custom intent.
  * The fragment has the code to send the broadcast.
  * 
  * this code will register a dynamic intent-filter for Action2
  * action one is static registered in the manifest file.
+ *
+ * Note, the local broadcast receiver is deprecated. Instead you should be using a viewmodel with observers.
+ * but it still works, so the example will continue.
  */
 
 public class MainActivity extends AppCompatActivity {
@@ -29,14 +34,34 @@ public class MainActivity extends AppCompatActivity {
  protected void onCreate(Bundle savedInstanceState) {
  super.onCreate(savedInstanceState);
  setContentView(R.layout.activity_main);
- if (savedInstanceState == null) {
- getSupportFragmentManager().beginTransaction()
- .add(R.id.container, new MainFragment()).commit();
- }
-
  //need to initialize the variable here.
  mReceiver = new MyReceiver();
 
+
+ //setup button to send an intent for static registered receiver.
+ findViewById(R.id.button1).setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View view) {
+ Intent i = new Intent(MainActivity.ACTION1);
+ i.setPackage("edu.cs4730.broadcastdemo1"); //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.
+ findViewById(R.id.button2).setOnClickListener(new View.OnClickListener() {
+ @Override
+ public void onClick(View view) {
+ Intent i = new Intent(MainActivity.ACTION2);
+ //since it's registered a local, use the LocalBroadcastManager.
+ LocalBroadcastManager.getInstance(getApplicationContext()).sendBroadcast(i);
+ //use this if registered as a global receiver.
+ //getActivity().sendBroadcast(i);
+ Log.v(TAG, "Should have sent the broadcast.");
+ }
+ });
  }
 
  @Override

BroadCastDemo1/app/src/main/res/layout/activity_main.xml

@@ -1,8 +1,22 @@
-<FrameLayout xmlns:android="http:https://schemas.android.com/apk/res/android"
+<LinearLayout xmlns:android="http:https://schemas.android.com/apk/res/android"
  xmlns:tools="http:https://schemas.android.com/tools"
- android:id="@+id/container"
+ android:id="@+id/LinearLayout1"
  android:layout_width="match_parent"
  android:layout_height="match_parent"
- tools:context="edu.cs4730.broadcastdemo1.MainActivity"
- tools:ignore="MergeRootFrame" />
+ android:orientation="vertical"
+ tools:context=".MainActivity">
+
+ <Button
+ android:id="@+id/button1"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:text="Send Static intent" />
+
+ <Button
+ android:id="@+id/button2"
+ android:layout_width="wrap_content"
+ android:layout_height="wrap_content"
+ android:text="Send Dynamic Intent" />
+
+</LinearLayout>
 

BroadCastDemo1/app/src/main/res/values/colors.xml

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="utf-8"?>
+<resources>
+ <color name="colorPrimary">#3F51B5</color>
+ <color name="colorPrimaryDark">#303F9F</color>
+ <color name="colorAccent">#FF4081</color>
+</resources>

BroadCastDemo1/app/src/main/res/values/styles.xml

@@ -1,8 +1,11 @@
 <resources>
 
  <!-- Base application theme. -->
- <style name="AppTheme" parent="Theme.AppCompat.DayNight">
+ <style name="AppTheme" parent="Theme.AppCompat.DayNight.DarkActionBar">
  <!-- Customize your theme here. -->
+ <item name="colorPrimary">@color/colorPrimary</item>
+ <item name="colorPrimaryDark">@color/colorPrimaryDark</item>
+ <item name="colorAccent">@color/colorAccent</item>
  </style>
 
 </resources>

BroadCastDemo1/build.gradle

@@ -5,7 +5,7 @@ buildscript {
  google()
  }
  dependencies {
- classpath 'com.android.tools.build:gradle:7.0.2'
+ classpath 'com.android.tools.build:gradle:7.1.3'
  }
 }
 

BroadCastDemo1/gradle/wrapper/gradle-wrapper.properties

@@ -3,4 +3,4 @@ distributionBase=GRADLE_USER_HOME
 distributionPath=wrapper/dists
 zipStoreBase=GRADLE_USER_HOME
 zipStorePath=wrapper/dists
-distributionUrl=https\:https://services.gradle.org/distributions/gradle-7.0.2-all.zip
+distributionUrl=https\:https://services.gradle.org/distributions/gradle-7.2-all.zip