widgets

include/gui/ComboBox.hpp

@@ -0,0 +1,36 @@
+#pragma once
+
+#include "Widget.hpp"
+#include <mglpp/graphics/Text.hpp>
+#include <string>
+#include <vector>
+
+namespace gsr {
+    class ComboBox : public Widget {
+    public:
+        ComboBox(mgl::Font *font);
+        ComboBox(const ComboBox&) = delete;
+        ComboBox& operator=(const ComboBox&) = delete;
+
+        bool on_event(mgl::Event &event, mgl::Window &window) override;
+        void draw(mgl::Window &window) override;
+
+        void add_item(const std::string &text, const std::string &id);
+
+        mgl::vec2f get_size();
+    private:
+        void update_if_dirty();
+    private:
+        struct Item {
+            mgl::Text text;
+            std::string id;
+        };
+
+        mgl::vec2f max_size;
+        mgl::Font *font;
+        std::vector<Item> items;
+        bool dirty = true;
+        bool show_dropdown = false;
+        size_t selected_item = 0;
+    };
+}