coMenuItem.h

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/* This file is part of COVISE.

   You can use it under the terms of the GNU Lesser General Public License
   version 2.1 or later, see lgpl-2.1.txt.

 * License: LGPL 2+ */

#ifndef CO_MENUITEM_H
#define CO_MENUITEM_H

#include <OpenVRUI/coUIElement.h>
#include <string>

namespace vrui
{

class coMenuContainer;
class coColoredBackground;
class coMenu;
class coLabel;
class coMenuItem;

class OPENVRUIEXPORT coMenuListener
{
public:
    virtual ~coMenuListener()
    {
    }
    virtual void menuEvent(coMenuItem *menuItem);
    virtual void menuPressEvent(coMenuItem *menuItem);
    virtual void menuReleaseEvent(coMenuItem *menuItem);
};

class OPENVRUIEXPORT coMenuItem
{
protected:
    bool visible;
    coMenu *myMenu; 
    coMenuListener *listener; 
    std::string myName; 

    bool active_; 

public:
    coMenuItem(const std::string &name);
    virtual ~coMenuItem();

    virtual void setMenuListener(coMenuListener *listener);
    virtual coMenuListener *getMenuListener();

    virtual void setParentMenu(coMenu *parent);
    virtual void setVisible(bool visible);
    virtual bool isVisible() const;
    virtual void setAttachment(int /*attachment*/)
    {
    } 

    virtual const char *getName() const;
    virtual coUIElement *getUIElement();

    virtual const char *getClassName() const;
    virtual bool isOfClassName(const char *) const;

    coMenu *getParentMenu()
    {
        return myMenu;
    }

    void setName(const std::string &newName, bool updateTwins = true);

    virtual void setActive(bool a)
    {
        active_ = a;
    };
    virtual bool getActive()
    {
        return active_;
    };

    virtual void setLabel(const std::string &newName);

    virtual void selected(bool select); 
    virtual void doActionPress(); 
    virtual void doActionRelease(); 
    virtual void doSecondActionPress(); 
    virtual void doSecondActionRelease(); 
};
}
#endif