Add macOS support for rich text

native/libmacbridge/bridge.h

@@ -170,6 +170,11 @@ int32_t set_clipboard(char * text);
  */
 int32_t set_clipboard_image(char * path);
 
+/*
+ * Set the clipboard html 
+ */
+int32_t set_clipboard_html(char * html, char * fallback);
+
 /*
  * If a process is currently holding SecureInput, then return 1 and set the pid pointer to the corresponding PID.
  */

native/libmacbridge/bridge.mm

@@ -324,6 +324,24 @@ int32_t set_clipboard_image(char *path) {
     return result;
 }
 
+int32_t set_clipboard_html(char * html, char * fallback_text) {
+    NSPasteboard *pasteboard = [NSPasteboard generalPasteboard];
+    NSArray *array = @[NSRTFPboardType, NSPasteboardTypeString];
+    [pasteboard declareTypes:array owner:nil];
+
+    NSString *nsHtml = [NSString stringWithUTF8String:html];
+    NSDictionary *documentAttributes = [NSDictionary dictionaryWithObjectsAndKeys:NSHTMLTextDocumentType, NSDocumentTypeDocumentAttribute, NSCharacterEncodingDocumentAttribute,[NSNumber numberWithInt:NSUTF8StringEncoding], nil];
+    NSAttributedString* atr = [[NSAttributedString alloc] initWithData:[nsHtml dataUsingEncoding:NSUTF8StringEncoding] options:documentAttributes documentAttributes:nil error:nil];
+
+    NSData *rtf = [atr RTFFromRange:NSMakeRange(0, [atr length])
+                                    documentAttributes:nil];
+
+    [pasteboard setData:rtf forType:NSRTFPboardType];
+
+    NSString *nsText = [NSString stringWithUTF8String:fallback_text];
+    [pasteboard setString:nsText forType:NSPasteboardTypeString];
+}
+
 
 // CONTEXT MENU
 

src/bridge/macos.rs

@@ -51,6 +51,7 @@ extern "C" {
     pub fn get_clipboard(buffer: *mut c_char, size: i32) -> i32;
     pub fn set_clipboard(text: *const c_char) -> i32;
     pub fn set_clipboard_image(path: *const c_char) -> i32;
+    pub fn set_clipboard_html(html: *const c_char, text_fallback: *const c_char) -> i32;
 
     // UI
     pub fn register_icon_click_callback(cb: extern "C" fn(_self: *mut c_void));

src/clipboard/macos.rs

@@ -65,6 +65,19 @@ impl super::ClipboardManager for MacClipboardManager {
             }
         }
     }
+
+    fn set_clipboard_html(&self, html: &str) {
+        // Render the text fallback for those applications that don't support HTML clipboard
+        let decorator = html2text::render::text_renderer::TrivialDecorator::new();
+        let text_fallback =
+            html2text::from_read_with_decorator(html.as_bytes(), 1000000, decorator);
+        unsafe {
+            let payload_c =
+                CString::new(html).expect("unable to create CString for html content");
+            let payload_fallback_c = CString::new(text_fallback).unwrap();
+            set_clipboard_html(payload_c.as_ptr(), payload_fallback_c.as_ptr());
+        }
+    }
 }
 
 impl MacClipboardManager {