A simple Window-Menu, tested with Qt4.4

Features:
- Shows a menu with all ToolBars.
- Shows a menu with all Dock-Widgets
- Lists up to 10 Sub-Windows of a QMdiArea
- Shows a dialog where you can access all widgets of a QMdiArea, if there are more then 10 Sub-Windows
- The user can close, rearrange and traverse the Sub-Windows of a QMidArea
- Translation is prepared with QObject::tr()

Best usage is inside a QMainWindow

#include "windowmenu.h"

class MyMainWindow : public QMainWindow {
...

setCentralWidget(new QMdiArea(this));

WindowMenu *menu=new WindowMenu(tr("&Windows"), this);

menuBar()->addMenu(menu);

...

}