API Referencing

Author: divshekhar

android/src/main/java/com/hackthedeveloper/live_icon/MethodCallImplementation.java

@@ -25,6 +25,7 @@ public class MethodCallImplementation implements MethodChannel.MethodCallHandler
     private final Context context;
     private Activity activity;
 
+    private static List<String> classNames = null;
 
     MethodCallImplementation(Context context, Activity activity) {
         this.context = context;
@@ -40,42 +41,49 @@ void setActivity(Activity activity) {
     public void onMethodCall(@NonNull MethodCall call, @NonNull MethodChannel.Result result) {
 
         switch (call.method) {
-            case "switchTo":
-                switchTo(call);
+            case "initialize":
+            {
+                classNames = call.arguments();
                 break;
+            }
+            case "switchIconTo":
+            {
+                switchIconTo(call);
+                break;
+            }
             default:
                 result.notImplemented();
                 break;
         }
     }
 
-    private void switchTo(MethodCall call) {
-        List<Map<String, String>> args = call.arguments();
-        String iconName = args.get(0).get("iconName");
-        String className = args.get(0).get("className");
-        PackageManager pm = activity.getPackageManager();
+    private void switchIconTo(MethodCall call) {
+        if(classNames == null || classNames.isEmpty()) {
+            Log.e(TAG,"Initialization Failed!");
+            Log.i(TAG,"List all the activity-alias class names in initialize()");
+            return;
+        }
 
+        List<String> args = call.arguments();
+        String className = args.get(0);
 
+        PackageManager pm = activity.getPackageManager();
         String packageName = activity.getPackageName();
-//        Intent launchIntent = context.getPackageManager().getLaunchIntentForPackage(packageName);
-//        String mainActivityClass = launchIntent.getComponent().getClassName();
-
-        ComponentName darkThemeCN = new ComponentName(packageName, packageName+"."+className);
-        ComponentName lightThemeCN = new ComponentName(packageName, packageName+"."+"LightTheme");
-        ComponentName mainThemeCN = new ComponentName(packageName, packageName+"."+"MainActivity");
-
-
-        pm.setComponentEnabledSetting(lightThemeCN,
-                PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
-                PackageManager.DONT_KILL_APP);
-        pm.setComponentEnabledSetting(mainThemeCN,
-                PackageManager.COMPONENT_ENABLED_STATE_DISABLED,
-                PackageManager.DONT_KILL_APP);
-        pm.setComponentEnabledSetting(darkThemeCN,
-                PackageManager.COMPONENT_ENABLED_STATE_ENABLED,
-                PackageManager.DONT_KILL_APP);
+        int componentState = PackageManager.COMPONENT_ENABLED_STATE_DISABLED;
+        int i=0;
+        for(;i<classNames.size();i++) {
+            ComponentName cn = new ComponentName(packageName, packageName+"."+classNames.get(i));
+            if(className.equals(classNames.get(i))) {
+                componentState = PackageManager.COMPONENT_ENABLED_STATE_ENABLED;
+            }
+            pm.setComponentEnabledSetting(cn, componentState, PackageManager.DONT_KILL_APP);
+        }
 
-        Log.d(TAG,"DONE");
+        if(i>classNames.size()) {
+            Log.e(TAG,"class name "+className+" did not match in the initialized list.");
+            return;
+        }
+        Log.d(TAG,"Icon switched to "+className);
     }
 }
 

example/lib/main.dart

@@ -16,15 +16,15 @@ class _MyAppState extends State<MyApp> {
 
   @override
   void initState() {
+    LiveIcon.initialize(
+      classNames: ['MainActivity', 'DarkTheme', 'LightTheme'],
+    );
     super.initState();
   }
 
   void switchAppIcon() async {
-    await liveIcon.switchTo(
-      icon: const LiveIconData(
-        iconName: "darkTheme",
-        className: "DarkTheme",
-      ),
+    await liveIcon.switchIconTo(
+      className: 'LightTheme',
     );
   }
 

lib/live_icon.dart

@@ -1,19 +1,20 @@
 import 'dart:async';
 
 import 'package:flutter/services.dart';
-import 'package:live_icon/src/helper/helper.dart';
-
-export 'package:live_icon/src/helper/helper.dart';
 
 class LiveIcon {
   static const MethodChannel _channel =
       const MethodChannel('com.hackthedeveloper.live_icon');
 
-  Future<void> switchTo({required LiveIconData icon}) async {
-    Map<String, String> iconData = {
-      'iconName': icon.iconName,
-      'className': icon.className,
-    };
-    await _channel.invokeMethod("switchTo", [iconData]);
+  /// [initialize] takes list of class names listed in AndroidManifest.xml's
+  /// activity-alias tag.
+  static Future<void> initialize({required List<String> classNames}) async {
+    await _channel.invokeMethod("initialize", classNames);
+  }
+
+  /// [switchIconTo] takes a class name (activity-alias android:name)
+  /// and switches the app icon to that activity-alias.
+  Future<void> switchIconTo({required String className}) async {
+    await _channel.invokeMethod("switchIconTo", [className]);
   }
 }