More bugfix + folder selection in recorder

core/src/gui/widgets/menu.cpp

@@ -0,0 +1,43 @@
+#include <gui/widgets/menu.h>
+#include <imgui/imgui.h>
+
+Menu::Menu() {
+
+}
+
+void Menu::registerEntry(std::string name, void (*drawHandler)(void* ctx), void* ctx) {
+    MenuItem_t item;
+    item.drawHandler = drawHandler;
+    item.ctx = ctx;
+    items[name] = item;
+    if (!isInOrderList(name)) {
+        order.push_back(name);
+    }
+}
+
+void Menu::removeEntry(std::string name) {
+    items.erase(name);
+}
+
+void Menu::draw() {
+    MenuItem_t item;
+    for (std::string name : order) {
+        if (items.find(name) == items.end()) {
+            continue;
+        }
+        item = items[name];
+        if (ImGui::CollapsingHeader(name.c_str(), ImGuiTreeNodeFlags_DefaultOpen)) {
+            item.drawHandler(item.ctx);
+            ImGui::Spacing();
+        }
+    }
+}
+
+bool Menu::isInOrderList(std::string name) {
+    for (std::string _name : order) {
+        if (_name == name) {
+            return true;
+        }
+    }
+    return false;
+}