Update mac code to support image drop

Author: cp-divyesh-v

Sources/RichEditorSwiftUI/Pasteboard/PasteboardImageReader.swift

@@ -0,0 +1,58 @@
+//
+//  PasteboardImageReader.swift
+//  RichEditorSwiftUI
+//
+//  Created by Divyesh Vekariya on 23/12/24.
+//
+
+import Foundation
+
+/**
+ This protocol can be implemented by types that can fetch an
+ image or multiple images from the pasteboard.
+
+ The protocol is implemented by the UIKit `UIPasteboard`, as
+ well as the AppKit `NSPasteboard`.
+ */
+public protocol PasteboardImageReader {
+
+    /// Get the first image in the pasteboard, if any.
+    var image: ImageRepresentable? { get }
+
+    /// Get all images in the pasteboard.
+    var images: [ImageRepresentable]? { get }
+}
+
+public extension PasteboardImageReader {
+
+    /// Check whether or not the pasteboard han any images.
+    var hasImages: Bool {
+        guard let images = images else { return false }
+        return !images.isEmpty
+    }
+}
+
+#if iOS || os(visionOS)
+import UIKit
+
+extension UIPasteboard: PasteboardImageReader {}
+#endif
+
+#if macOS
+import AppKit
+
+extension NSPasteboard: PasteboardImageReader {}
+
+public extension NSPasteboard {
+
+    /// Get the first image in the pasteboard, if any.
+    var image: ImageRepresentable? {
+        images?.first
+    }
+
+    /// Get all images in the pasteboard.
+    var images: [ImageRepresentable]? {
+        readObjects(forClasses: [NSImage.self]) as? [NSImage]
+    }
+}
+#endif

Sources/RichEditorSwiftUI/UI/TextViewUI/RichTextView+Setup.swift

@@ -15,6 +15,9 @@
             _ format: RichTextDataFormat?
         ) {
             attributedString = .empty
+            if let format, !imageConfigurationWasSet {
+                imageConfiguration = standardImageConfiguration(for: format)
+            }
             attributedString = text
 
             setContentCompressionResistancePriority(

Sources/RichEditorSwiftUI/UI/TextViewUI/RichTextView_AppKit.swift

@@ -36,7 +36,12 @@
         public var highlightingStyle: RichTextHighlightingStyle = .standard
 
         /// The image configuration to use by the rich text view.
-        //    public var imageConfiguration: RichTextImageConfiguration = .disabled
+        public var imageConfiguration: RichTextImageConfiguration = .disabled {
+            didSet { imageConfigurationWasSet = true }
+        }
+
+        /// The image configuration to use by the rich text view.
+        var imageConfigurationWasSet = false
 
         // MARK: - Overrides
 

Sources/RichEditorSwiftUI/UI/TextViewUI/RichTextView_UIKit.swift

@@ -81,10 +81,14 @@
             didSet {
                 #if os(iOS) || os(visionOS)
                     refreshDropInteraction()
+                    imageConfigurationWasSet = true
                 #endif
             }
         }
 
+        /// The image configuration to use by the rich text view.
+        var imageConfigurationWasSet = false
+
         #if os(iOS) || os(visionOS)
 
             /// The image drop interaction to use.