src/ui/central_panel/editor.rs

@@ -80,6 +80,8 @@ pub(super) fn editor_view_ui(ui: &mut egui::Ui, app: &mut TextEditor) -> egui::R
     let show_shortcuts = app.show_shortcuts;
     let word_wrap = app.word_wrap;
     let font_size = app.font_size;
+    let font_id = app.get_font_id();
+    let syntax_highlighting_enabled = app.syntax_highlighting;
 
     let reset_zoom_key = egui::Id::new("editor_reset_zoom");
     let should_reset_zoom = ui
@@ -164,26 +166,29 @@ pub(super) fn editor_view_ui(ui: &mut egui::Ui, app: &mut TextEditor) -> egui::R
         f32::INFINITY
     };
 
-    // Determine the language for syntax highlighting
     let language = get_language_from_extension(active_tab.file_path.as_deref());
-    
-    // Create a code theme based on the current system theme visuals
     let theme = create_code_theme_from_visuals(ui.visuals(), font_size);
     
     let mut layouter = |ui: &egui::Ui, string: &dyn egui::TextBuffer, wrap_width: f32| {
         let text = string.as_str();
-        let mut layout_job = if language == "txt" {
-            syntax_highlighting::highlight(ui.ctx(), &ui.style().clone(), &theme, text, "")
-        } else {
+        let mut layout_job = if syntax_highlighting_enabled && language != "txt" {
             syntax_highlighting::highlight(ui.ctx(), &ui.style().clone(), &theme, text, &language)
+        } else {
+            syntax_highlighting::highlight(ui.ctx(), &ui.style().clone(), &theme, text, "")
         };
+        
+        if syntax_highlighting_enabled && language != "txt" {
+            for section in &mut layout_job.sections {
+                section.format.font_id = font_id.clone();
+            }
+        }
+        
         layout_job.wrap.max_width = wrap_width;
         ui.fonts(|f| f.layout_job(layout_job))
     };
 
     let text_edit = egui::TextEdit::multiline(&mut active_tab.content)
         .frame(false)
-        .font(egui::TextStyle::Monospace)
         .code_editor()
         .desired_width(desired_width)
         .desired_rows(0)

src/ui/menu_bar.rs

@@ -185,6 +185,10 @@ pub(crate) fn menu_bar(app: &mut TextEditor, ctx: &egui::Context) {
                             app.save_config();
                             ui.close_kind(UiKind::Menu);
                         }
+                        if ui.checkbox(&mut app.syntax_highlighting, "Syntax Highlighting").clicked() {
+                            app.save_config();
+                            ui.close_kind(UiKind::Menu);
+                        }
                         if ui.checkbox(&mut app.word_wrap, "Word Wrap").clicked() {
                             app.save_config();
                             ui.close_kind(UiKind::Menu);