gtkmm + glade？(创建组合框文本+ entery框)

#include <gtkmm.h>

class MyWindow : public Gtk::Window {
public:
  MyWindow() {
    // 加载glade文件
    builder = Gtk::Builder::create_from_file("ui.glade");

    // 获取组合框和文本框对象
    builder->get_widget("combobox", combobox);
    builder->get_widget("entry", entry);

    // 连接信号和槽函数
    combobox->signal_changed().connect(sigc::mem_fun(*this, &MyWindow::on_combobox_changed));

    // 设置窗口属性
    set_title("GTKmm + Glade");
    set_default_size(200, 100);
    add(*combobox);
    add(*entry);
  }

protected:
  // 组合框改变时的槽函数
  void on_combobox_changed() {
    // 获取选中的文本
    Glib::ustring text = combobox->get_active_text();

    // 更新文本框内容
    entry->set_text(text);
  }

private:
  Gtk::ComboBoxText* combobox;
  Gtk::Entry* entry;
  Glib::RefPtr<Gtk::Builder> builder;
};

int main(int argc, char* argv[]) {
  auto app = Gtk::Application::create(argc, argv, "org.gtkmm.example");
  MyWindow window;
  return app->run(window);
}