feat: support iOS

Author: wn-na

.github/FUNDING.yml

@@ -0,0 +1,3 @@
+# These are supported funding model platforms
+
+buy_me_a_coffee: arang

.github/actions/setup/action.yml

@@ -8,6 +8,10 @@ Quickly and easily check if your app is multiwindow
 
   ![image](https://github.com/user-attachments/assets/945aac7c-c5a5-42dd-8e50-5527c0ea77d4)
 
+- iOS, iPad OS
+
+  ![image](https://github.com/user-attachments/assets/945aac7c-c5a5-42dd-8e50-5527c0ea77d4)
+
 ## Installation
 
 ```sh

.github/workflows/ci.yml

@@ -1,2 +1,3 @@
 #import <React/RCTBridgeModule.h>
 #import <React/RCTViewManager.h>
+#import <React/RCTEventEmitter.h>

README.md

@@ -1,10 +1,10 @@
+#import <Foundation/Foundation.h>
 #import <React/RCTBridgeModule.h>
+#import <React/RCTEventEmitter.h>
 
-@interface RCT_EXTERN_MODULE(IsMultiWindow, NSObject)
+@interface RCT_EXTERN_MODULE(IsMultiWindow, RCTEventEmitter)
 
-RCT_EXTERN_METHOD(multiply:(float)a withB:(float)b
-                 withResolver:(RCTPromiseResolveBlock)resolve
-                 withRejecter:(RCTPromiseRejectBlock)reject)
+RCT_EXTERN_METHOD(isMultiWindowMode:(RCTPromiseResolveBlock)resolve rejecter:(RCTPromiseRejectBlock)reject)
 
 + (BOOL)requiresMainQueueSetup
 {

ios/IsMultiWindow-Bridging-Header.h

@@ -1,8 +1,60 @@
-@objc(IsMultiWindow)
-class IsMultiWindow: NSObject {
+import UIKit
+import React
 
-  @objc(multiply:withB:withResolver:withRejecter:)
-  func multiply(a: Float, b: Float, resolve:RCTPromiseResolveBlock,reject:RCTPromiseRejectBlock) -> Void {
-    resolve(a*b)
+@objc(IsMultiWindow)
+class IsMultiWindow: RCTEventEmitter {
+  public static var emitter: RCTEventEmitter!
+  
+  override init() {
+    super.init()
+    IsMultiWindow.emitter = self
+    addObserver()
+  }
+  
+  override func supportedEvents() -> [String]! {
+    return ["onMultiWindowModeChanged"]
+  }
+  
+  @objc func addObserver() {
+    NotificationCenter.default.addObserver(self,
+                                           selector: #selector(didRCTWindowFrameDidChange),
+                                           name: NSNotification.Name.RCTWindowFrameDidChange,
+                                           object: nil)
+  }
+  
+  @objc func removeObserver() {
+    NotificationCenter.default.removeObserver(self,
+                                              name: NSNotification.Name.RCTWindowFrameDidChange,
+                                              object: nil)
+  }
+  
+  @objc func didRCTWindowFrameDidChange(notification: Notification) {
+    if let screen = notification.object as? UIApplicationDelegate {
+      let window = (screen.window) as? UIWindow
+      let updatedBounds = window?.bounds
+      let fullScreenSize = UIScreen.main.bounds
+      
+      IsMultiWindow.emitter.sendEvent(
+        withName: "onMultiWindowModeChanged",
+        body: !(updatedBounds!.width == fullScreenSize.width && updatedBounds!.height == fullScreenSize.height)
+      )
+    }
+  }
+  
+  @objc(isMultiWindowMode:rejecter:)
+  func isMultiWindowMode(_ resolve: @escaping RCTPromiseResolveBlock, rejecter reject: @escaping RCTPromiseRejectBlock) {
+    DispatchQueue.main.async {
+      let fullScreenSize = UIScreen.main.bounds
+      guard let keyWindow = UIApplication.shared.connectedScenes
+        .filter({$0.activationState == .foregroundActive})
+        .compactMap({$0 as? UIWindowScene})
+        .first?.windows
+        .filter({$0.isKeyWindow}).first else {
+        resolve(false)
+        return
+      }
+      
+      resolve(!(keyWindow.bounds.width == fullScreenSize.width && keyWindow.bounds.height == fullScreenSize.height))
+    }
   }
 }

ios/IsMultiWindow.mm

@@ -1,6 +1,6 @@
 {
   "name": "react-native-is-multi-window",
-  "version": "0.1.0",
+  "version": "0.2.0",
   "description": "Quickly and easily check if your app is multiwindowed",
   "source": "./src/index.tsx",
   "main": "./lib/commonjs/index.js",

ios/IsMultiWindow.swift

@@ -19,13 +19,12 @@ const ReactNativeIsMultiWindowModule = NativeModules.IsMultiWindow
     );
 
 const isSupportPlatform = () => {
-  return Platform.OS === 'android';
+  return Platform.OS === 'android' || Platform.OS === 'ios';
 };
 
-const ReactNativeIsMultiWindowEmitter =
-  Platform.OS === 'android'
-    ? new NativeEventEmitter(ReactNativeIsMultiWindowModule)
-    : undefined;
+const ReactNativeIsMultiWindowEmitter = isSupportPlatform()
+  ? new NativeEventEmitter(ReactNativeIsMultiWindowModule)
+  : undefined;
 
 const addListener = (callback: (isMultiMode: boolean) => void) => {
   if (!isSupportPlatform()) {