Rework the editor to be more sane

src/include/widgets.h

@@ -30,6 +30,8 @@
 #ifndef __WIDGETS_H__
 #define __WIDGETS_H__
 
+#include <functional>
+
 #include <guichan.h>
 #include <guichan/gsdl.h>
 #include "font.h"
@@ -66,6 +68,21 @@ public:
 	virtual ~LuaActionListener();
 };
 
+class LambdaActionListener : public gcn::ActionListener
+{
+	std::function<void(const std::string &)> lambda;
+public:
+	LambdaActionListener(std::function<void(const std::string &)> l)
+	{
+		lambda = l;
+	}
+
+	virtual void action(const std::string &eventId)
+	{
+		lambda(eventId);
+	}
+};
+
 class ImageWidget : public gcn::Icon
 {
 public:
@@ -260,6 +277,18 @@ private:
 	CGraphic *itemImage;
 };
 
+class StringListModel : public gcn::ListModel
+{
+	std::vector<std::string> list;
+public:
+	StringListModel(std::vector<std::string> l) {
+		list = l;
+	}
+
+	virtual int getNumberOfElements() { return list.size(); }
+	virtual std::string getElementAt(int i) { return list[i]; }
+};
+
 class LuaListModel : public gcn::ListModel
 {
 	std::vector<std::string> list;