init, basic glogg clone

src/ui/top_menu.rs

@@ -0,0 +1,49 @@
+use eframe::egui;
+
+use crate::highlight::HighlightManager;
+use crate::tab_manager::IndexingState;
+
+pub fn render_top_menu(
+    ctx: &egui::Context,
+    highlight_manager: &mut HighlightManager,
+    indexing_state: &IndexingState,
+    on_open_file: &mut bool,
+) {
+    egui::TopBottomPanel::top("top_panel").show(ctx, |ui| {
+        ui.horizontal(|ui| {
+            if ui.button("📂 Open File").clicked() {
+                *on_open_file = true;
+            }
+
+            if ui.button("🎨 Highlights").clicked() {
+                highlight_manager.toggle_editor();
+            }
+
+            ui.separator();
+
+            let mut to_toggle = None;
+            for (idx, rule) in highlight_manager.rules.iter().enumerate() {
+                let color = egui::Color32::from_rgb(rule.color[0], rule.color[1], rule.color[2]);
+                let button_text = egui::RichText::new(&rule.pattern)
+                    .background_color(color)
+                    .color(egui::Color32::BLACK);
+
+                if ui.selectable_label(rule.enabled, button_text).clicked() {
+                    to_toggle = Some(idx);
+                }
+            }
+
+            if let Some(idx) = to_toggle {
+                highlight_manager.toggle_rule(idx);
+                // Signal that config should be saved
+            }
+
+            ui.separator();
+
+            if indexing_state.is_indexing() {
+                ui.spinner();
+                ui.label("Indexing...");
+            }
+        });
+    });
+}