FxUIEvent.h

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//
// (C) Copyright 2005-2025 by Graebert GmbH.
//
// Permission to use, copy, modify, and distribute this software in
// object code form for any purpose and without fee is hereby granted, 
// provided that the above copyright notice appears in all copies and 
// that both that copyright notice and the limited warranty and
// restricted rights notice below appear in all supporting 
// documentation.
//
// GRAEBERT PROVIDES THIS PROGRAM "AS IS" AND WITH ALL FAULTS. 
// GRAEBERT SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTY OF
// MERCHANTABILITY OR FITNESS FOR A PARTICULAR USE.  GRAEBERT GMBH 
// DOES NOT WARRANT THAT THE OPERATION OF THE PROGRAM WILL BE
// UNINTERRUPTED OR ERROR FREE.
 
#pragma once
#include "../FxCommonFramework.h"
 
#include "../Core/FxUIRect.h"
#include "../Core/FxUISize.h"
#include "../Core/FxUIRegion.h"
#include "FxUIObject.h"

 
class COMMONUI_API CFxUIEvent
{
public:

    enum Type {
        None = 0,                               
        FocusIn = 8,                            
        FocusOut = 9,                           
        Paint = 12,                             
        Resize = 14,                            
        Show = 17,                              
        Hide = 18,                               
        MouseButtonPress = 2                     
    };

    explicit CFxUIEvent(Type type);
    //CFxUIEvent(const CFxUIEvent &other);

    virtual ~CFxUIEvent();
    //CFxUIEvent &operator=(const CFxUIEvent &other);

    inline Type type() const { return static_cast<Type>(t); }
 
protected:
    ushort t;
 
    //...
};

class COMMONUI_API CFxUIShowEvent : public CFxUIEvent
{
public:

    CFxUIShowEvent();

    ~CFxUIShowEvent();
 
    //...
};

class COMMONUI_API CFxUIHideEvent : public CFxUIEvent
{
public:

    CFxUIHideEvent();

    ~CFxUIHideEvent();
 
    //...
};

class COMMONUI_API CFxUIPaintEvent : public CFxUIEvent
{
public:
    explicit CFxUIPaintEvent(const CFxUIRegion& paintRegion);

    explicit CFxUIPaintEvent(const CFxUIRect &paintRect);

    ~CFxUIPaintEvent();

    inline const CFxUIRect &rect() const { return m_rect; }

    inline const CFxUIRegion& region() const
    {
        return m_region;
    }
 
protected:
    CFxUIRect m_rect;
    CFxUIRegion m_region;
    bool m_erased;
 
    //...
};

class COMMONUI_API CFxUIResizeEvent : public CFxUIEvent
{
public:
    CFxUIResizeEvent(const CFxUISize &size, const CFxUISize &oldSize);

    ~CFxUIResizeEvent();

    inline const CFxUISize &size() const { return s; }

    inline const CFxUISize &oldSize()const { return olds; }
protected:
    CFxUISize s, olds;
 
    //...
};

class COMMONUI_API CFxUIFocusEvent : public CFxUIEvent
{
public:
    enum FocusReason {
        MouseFocusReason,
        TabFocusReason,
        BacktabFocusReason,
        ActiveWindowFocusReason,
        PopupFocusReason,
        ShortcutFocusReason,
        MenuBarFocusReason,
        OtherFocusReason,
        NoFocusReason
    };

    explicit CFxUIFocusEvent(Type type, FocusReason reason = OtherFocusReason);

    ~CFxUIFocusEvent();

    inline bool gotFocus() const { return type() == FocusIn; }

    inline bool lostFocus() const { return type() == FocusOut; }

    FocusReason reason() const;
 
private:
    FocusReason m_reason;
 
    //...
};

class COMMONUI_API CFxUIMouseEvent : public CFxUIEvent
{
public:
    CFxUIMouseEvent( Type type );

    ~CFxUIMouseEvent( );
 
    //...
};