keyboardevent.h

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#pragma once

/*+
________________________________________________________________________

 (C) dGB Beheer B.V.; (LICENSE) http://opendtect.org/OpendTect_license.txt
 Author:        Nanne Hemstra
 Date:          August 2007
________________________________________________________________________

-*/

#include "generalmod.h"
#include "keyenum.h"
#include "geometry.h"
#include "notify.h"

mExpClass(General) KeyboardEvent
{
public:
                                KeyboardEvent();

    OD::KeyboardKey             key_;
    OD::ButtonState             modifier_;      //Alt/Ctrl/Shift++
    bool                        isrepeat_;

    bool                        operator ==(const KeyboardEvent&) const;
    bool                        operator !=( const KeyboardEvent& ev ) const;
    static bool                 isUnDo(const KeyboardEvent&);
    static bool                 isReDo(const KeyboardEvent&);
    static bool                 isSave(const KeyboardEvent&);
    static bool                 isSaveAs(const KeyboardEvent&);
};


mExpClass(General) KeyboardEventHandler : public CallBacker
{
public:
                                KeyboardEventHandler();

    void                        triggerKeyPressed(const KeyboardEvent&);
    void                        triggerKeyReleased(const KeyboardEvent&);

    Notifier<KeyboardEventHandler>      keyPressed;
    Notifier<KeyboardEventHandler>      keyReleased;

    bool                        hasEvent() const        { return event_; }
    const KeyboardEvent&        event() const           { return *event_; }
    bool                        isHandled() const       { return ishandled_; }
    void                        setHandled( bool yn )   { ishandled_ = yn; }

protected:
    const KeyboardEvent*        event_;
    bool                        ishandled_;
};