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# colorswatch.h Example File
demos/mainwindow/colorswatch.h

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     #ifndef COLORSWATCH_H
     #define COLORSWATCH_H

     #include <QDockWidget>

     class QAction;
     class QActionGroup;
     class QMenu;

     class ColorSwatch : public QDockWidget
     {
         Q_OBJECT

         QAction *closableAction;
         QAction *movableAction;
         QAction *floatableAction;
         QAction *floatingAction;
         QAction *verticalTitleBarAction;

         QActionGroup *allowedAreasActions;
         QAction *allowLeftAction;
         QAction *allowRightAction;
         QAction *allowTopAction;
         QAction *allowBottomAction;

         QActionGroup *areaActions;
         QAction *leftAction;
         QAction *rightAction;
         QAction *topAction;
         QAction *bottomAction;

         QAction *changeSizeHintsAction;

         QMenu *tabMenu;
         QMenu *splitHMenu;
         QMenu *splitVMenu;

         QAction *windowModifiedAction;

     public:
         ColorSwatch(const QString &colorName, QWidget *parent = 0, Qt::WindowFlags flags = 0);

         QMenu *menu;
         void setCustomSizeHint(const QSize &size);

     protected:
         virtual void contextMenuEvent(QContextMenuEvent *event);

     private:
         void allow(Qt::DockWidgetArea area, bool allow);
         void place(Qt::DockWidgetArea area, bool place);

     private slots:
         void changeClosable(bool on);
         void changeMovable(bool on);
         void changeFloatable(bool on);
         void changeFloating(bool on);
         void changeVerticalTitleBar(bool on);
         void updateContextMenu();

         void allowLeft(bool a);
         void allowRight(bool a);
         void allowTop(bool a);
         void allowBottom(bool a);

         void placeLeft(bool p);
         void placeRight(bool p);
         void placeTop(bool p);
         void placeBottom(bool p);

         void splitInto(QAction *action);
         void tabInto(QAction *action);
     };

     #endif