#include <CtrlLib/CtrlLib.h>
using namespace Upp;

class DndTest : public TopWindow {
public:
	typedef DndTest CLASSNAME;
	DndTest();

	Vector<String> files;
	
	virtual void Paint(Draw &w);
	void TextLine(Draw &w, Point &p, const String &txt);
	
	virtual void DragAndDrop(Point p, PasteClip& d);	
};

void DndTest::Paint(Draw &w)
{
	TopWindow::Paint(w);
	Point p(2, 2);
	TextLine(w, p, "Files:");
	if (files.GetCount())
		for (int i = 0; i < files.GetCount(); i++)
			TextLine(w, p, files[i]);
	else
		TextLine(w, p, "None");
}

void DndTest::TextLine(Draw &w, Point &p, const String &txt)
{
	w.DrawText(p.x, p.y, txt);
	p.y += StdFont().GetHeight()+1;	
}

// This is the important bit:
void DndTest::DragAndDrop(Point p, PasteClip& d)
{
	if (AcceptFiles(d)) {
		files = GetFiles(d);
		Refresh();
	}
}

DndTest::DndTest()
{
	Title("I need files!");
	SetRect(0, 0, 200, 400);
	CenterScreen();
}

GUI_APP_MAIN
{
	DndTest().Run();
}