event.h

浙江大学的悟空嵌入式系统模拟器

    wxCommandEvent(const wxCommandEvent& event)
        : wxEvent(event),
          m_commandString(event.m_commandString),
          m_commandInt(event.m_commandInt),
          m_extraLong(event.m_extraLong),
          m_clientData(event.m_clientData),
          m_clientObject(event.m_clientObject)
        { }

    // Set/Get client data from controls
    void SetClientData(void* clientData) { m_clientData = clientData; }
    void *GetClientData() const { return m_clientData; }

    // Set/Get client object from controls
    void SetClientObject(wxClientData* clientObject) { m_clientObject = clientObject; }
    void *GetClientObject() const { return m_clientObject; }

    // Get listbox selection if single-choice
    int GetSelection() const { return m_commandInt; }

    // Set/Get listbox/choice selection string
    void SetString(const wxString& s) { m_commandString = s; }
    wxString GetString() const { return m_commandString; }

    // Get checkbox value
    bool IsChecked() const { return m_commandInt != 0; }

    // TRUE if the listbox event was a selection.
    bool IsSelection() const { return (m_extraLong != 0); }

    void SetExtraLong(long extraLong) { m_extraLong = extraLong; }
    long GetExtraLong() const { return m_extraLong ; }

    void SetInt(int i) { m_commandInt = i; }
    long GetInt() const { return m_commandInt ; }

    virtual wxEvent *Clone() const { return new wxCommandEvent(*this); }

#if WXWIN_COMPATIBILITY_2
    bool Checked() const { return IsChecked(); }
#endif // WXWIN_COMPATIBILITY_2

public:
    wxString          m_commandString; // String event argument
    int               m_commandInt;
    long              m_extraLong;     // Additional information (e.g. select/deselect)
    void*             m_clientData;    // Arbitrary client data
    wxClientData*     m_clientObject;  // Arbitrary client object

private:
    DECLARE_DYNAMIC_CLASS(wxCommandEvent)
};

// this class adds a possibility to react (from the user) code to a control
// notification: allow or veto the operation being reported.
class WXDLLEXPORT wxNotifyEvent  : public wxCommandEvent
{
public:
    wxNotifyEvent(wxEventType commandType = wxEVT_NULL, int id = 0)
        : wxCommandEvent(commandType, id)
        { m_bAllow = TRUE; }

    wxNotifyEvent(const wxNotifyEvent& event)
        : wxCommandEvent(event)
        { m_bAllow = event.m_bAllow; }

    // veto the operation (usually it's allowed by default)
    void Veto() { m_bAllow = FALSE; }

    // allow the operation if it was disabled by default
    void Allow() { m_bAllow = TRUE; }

    // for implementation code only: is the operation allowed?
    bool IsAllowed() const { return m_bAllow; }

    virtual wxEvent *Clone() const { return new wxNotifyEvent(*this); }

private:
    bool m_bAllow;

private:
    DECLARE_DYNAMIC_CLASS(wxNotifyEvent)
};

// Scroll event class, derived form wxCommandEvent. wxScrollEvents are
// sent by wxSlider and wxScrollBar.
/*
 wxEVT_SCROLL_TOP
 wxEVT_SCROLL_BOTTOM
 wxEVT_SCROLL_LINEUP
 wxEVT_SCROLL_LINEDOWN
 wxEVT_SCROLL_PAGEUP
 wxEVT_SCROLL_PAGEDOWN
 wxEVT_SCROLL_THUMBTRACK
 wxEVT_SCROLL_THUMBRELEASE
 wxEVT_SCROLL_ENDSCROLL
*/

class WXDLLEXPORT wxScrollEvent : public wxCommandEvent
{
public:
    wxScrollEvent(wxEventType commandType = wxEVT_NULL,
                  int id = 0, int pos = 0, int orient = 0);

    int GetOrientation() const { return (int) m_extraLong ; }
    int GetPosition() const { return m_commandInt ; }
    void SetOrientation(int orient) { m_extraLong = (long) orient; }
    void SetPosition(int pos) { m_commandInt = pos; }

    virtual wxEvent *Clone() const { return new wxScrollEvent(*this); }

private:
    DECLARE_DYNAMIC_CLASS(wxScrollEvent)
};

// ScrollWin event class, derived fom wxEvent. wxScrollWinEvents
// are sent by wxWindow.
/*
 wxEVT_SCROLLWIN_TOP
 wxEVT_SCROLLWIN_BOTTOM
 wxEVT_SCROLLWIN_LINEUP
 wxEVT_SCROLLWIN_LINEDOWN
 wxEVT_SCROLLWIN_PAGEUP
 wxEVT_SCROLLWIN_PAGEDOWN
 wxEVT_SCROLLWIN_THUMBTRACK
 wxEVT_SCROLLWIN_THUMBRELEASE
*/

class WXDLLEXPORT wxScrollWinEvent : public wxEvent
{
public:
    wxScrollWinEvent(wxEventType commandType = wxEVT_NULL,
                     int pos = 0, int orient = 0);
	wxScrollWinEvent(const wxScrollWinEvent & event) : wxEvent(event)
		{	m_commandInt = event.m_commandInt;
			m_extraLong = event.m_extraLong;	}

    int GetOrientation() const { return (int) m_extraLong ; }
    int GetPosition() const { return m_commandInt ; }
    void SetOrientation(int orient) { m_extraLong = (long) orient; }
    void SetPosition(int pos) { m_commandInt = pos; }

    virtual wxEvent *Clone() const { return new wxScrollWinEvent(*this); }

public:
    int               m_commandInt;
    long              m_extraLong;

private:
    DECLARE_DYNAMIC_CLASS(wxScrollWinEvent)
};

// Mouse event class

/*
 wxEVT_LEFT_DOWN
 wxEVT_LEFT_UP
 wxEVT_MIDDLE_DOWN
 wxEVT_MIDDLE_UP
 wxEVT_RIGHT_DOWN
 wxEVT_RIGHT_UP
 wxEVT_MOTION
 wxEVT_ENTER_WINDOW
 wxEVT_LEAVE_WINDOW
 wxEVT_LEFT_DCLICK
 wxEVT_MIDDLE_DCLICK
 wxEVT_RIGHT_DCLICK
 wxEVT_NC_LEFT_DOWN
 wxEVT_NC_LEFT_UP,
 wxEVT_NC_MIDDLE_DOWN,
 wxEVT_NC_MIDDLE_UP,
 wxEVT_NC_RIGHT_DOWN,
 wxEVT_NC_RIGHT_UP,
 wxEVT_NC_MOTION,
 wxEVT_NC_ENTER_WINDOW,
 wxEVT_NC_LEAVE_WINDOW,
 wxEVT_NC_LEFT_DCLICK,
 wxEVT_NC_MIDDLE_DCLICK,
 wxEVT_NC_RIGHT_DCLICK,
*/

// the symbolic names for the mouse buttons
enum
{
    wxMOUSE_BTN_ANY     = -1,
    wxMOUSE_BTN_NONE    = -1,
    wxMOUSE_BTN_LEFT    = 0,
    wxMOUSE_BTN_MIDDLE  = 1,
    wxMOUSE_BTN_RIGHT   = 2
};

class WXDLLEXPORT wxMouseEvent : public wxEvent
{
public:
    wxMouseEvent(wxEventType mouseType = wxEVT_NULL);
    wxMouseEvent(const wxMouseEvent& event)	: wxEvent(event)
		{ Assign(event); }

    // Was it a button event? (*doesn't* mean: is any button *down*?)
    bool IsButton() const { return Button(wxMOUSE_BTN_ANY); }

    // Was it a down event from button 1, 2 or 3 or any?
    bool ButtonDown(int but = wxMOUSE_BTN_ANY) const;

    // Was it a dclick event from button 1, 2 or 3 or any?
    bool ButtonDClick(int but = wxMOUSE_BTN_ANY) const;

    // Was it a up event from button 1, 2 or 3 or any?
    bool ButtonUp(int but = wxMOUSE_BTN_ANY) const;

    // Was the given button 1,2,3 or any changing state?
    bool Button(int but) const;

    // Was the given button 1,2,3 or any in Down state?
    bool ButtonIsDown(int but) const;

    // Get the button which is changing state (wxMOUSE_BTN_NONE if none)
    int GetButton() const;

    // Find state of shift/control keys
    bool ControlDown() const { return m_controlDown; }
    bool MetaDown() const { return m_metaDown; }
    bool AltDown() const { return m_altDown; }
    bool ShiftDown() const { return m_shiftDown; }

    // Find which event was just generated
    bool LeftDown() const { return (m_eventType == wxEVT_LEFT_DOWN); }
    bool MiddleDown() const { return (m_eventType == wxEVT_MIDDLE_DOWN); }
    bool RightDown() const { return (m_eventType == wxEVT_RIGHT_DOWN); }

    bool LeftUp() const { return (m_eventType == wxEVT_LEFT_UP); }
    bool MiddleUp() const { return (m_eventType == wxEVT_MIDDLE_UP); }
    bool RightUp() const { return (m_eventType == wxEVT_RIGHT_UP); }

    bool LeftDClick() const { return (m_eventType == wxEVT_LEFT_DCLICK); }
    bool MiddleDClick() const { return (m_eventType == wxEVT_MIDDLE_DCLICK); }
    bool RightDClick() const { return (m_eventType == wxEVT_RIGHT_DCLICK); }

    // Find the current state of the mouse buttons (regardless
    // of current event type)
    bool LeftIsDown() const { return m_leftDown; }
    bool MiddleIsDown() const { return m_middleDown; }
    bool RightIsDown() const { return m_rightDown; }

    // True if a button is down and the mouse is moving
    bool Dragging() const
    {
        return ((m_eventType == wxEVT_MOTION) &&
                (LeftIsDown() || MiddleIsDown() || RightIsDown()));
    }

    // True if the mouse is moving, and no button is down
    bool Moving() const { return (m_eventType == wxEVT_MOTION); }

    // True if the mouse is just entering the window
    bool Entering() const { return (m_eventType == wxEVT_ENTER_WINDOW); }

    // True if the mouse is just leaving the window
    bool Leaving() const { return (m_eventType == wxEVT_LEAVE_WINDOW); }

    // Find the position of the event
    void GetPosition(wxCoord *xpos, wxCoord *ypos) const
    {
        if (xpos)
            *xpos = m_x;
        if (ypos)
            *ypos = m_y;
    }

#ifndef __WIN16__
    void GetPosition(long *xpos, long *ypos) const
    {
        if (xpos)
            *xpos = (long)m_x;
        if (ypos)
            *ypos = (long)m_y;
    }
#endif

    // Find the position of the event
    wxPoint GetPosition() const { return wxPoint(m_x, m_y); }

    // Find the logical position of the event given the DC
    wxPoint GetLogicalPosition(const wxDC& dc) const ;

    // Compatibility
#if WXWIN_COMPATIBILITY
    void Position(long *xpos, long *ypos) const
    {
        if (xpos)
            *xpos = (long)m_x;
        if (ypos)
            *ypos = (long)m_y;
    }

    void Position(float *xpos, float *ypos) const
    {
        *xpos = (float) m_x; *ypos = (float) m_y;
    }
#endif // WXWIN_COMPATIBILITY

    // Get X position
    wxCoord GetX() const { return m_x; }

    // Get Y position
    wxCoord GetY() const { return m_y; }

    // Get wheel rotation, positive or negative indicates direction of
    // rotation.  Current devices all send an event when rotation is equal to
    // +/-WheelDelta, but this allows for finer resolution devices to be
    // created in the future.  Because of this you shouldn't assume that one
    // event is equal to 1 line or whatever, but you should be able to either
    // do partial line scrolling or wait until +/-WheelDelta rotation values
    // have been accumulated before scrolling.
    int GetWheelRotation() const { return m_wheelRotation; }

    // Get wheel delta, normally 120.  This is the threshold for action to be
    // taken, and one such action (for example, scrolling one increment)
    // should occur for each delta.
    int GetWheelDelta() const { return m_wheelDelta; }

    // Returns the configured number of lines (or whatever) to be scrolled per
    // wheel action.  Defaults to one.
    int GetLinesPerAction() const { return m_linesPerAction; }

    // Is the system set to do page scrolling?
    bool IsPageScroll() const { return ((unsigned int)m_linesPerAction == UINT_MAX); }

    virtual wxEvent *Clone() const { return new wxMouseEvent(*this); }

    wxMouseEvent& operator=(const wxMouseEvent& event) { Assign(event); return *this; }

public:
    wxCoord m_x, m_y;

    bool          m_leftDown;
    bool          m_middleDown;
    bool          m_rightDown;

    bool          m_controlDown;
    bool          m_shiftDown;
    bool          m_altDown;
    bool          m_metaDown;

    int           m_wheelRotation;
    int           m_wheelDelta;
    int           m_linesPerAction;

protected:
    void Assign(const wxMouseEvent& evt);

private:
    DECLARE_DYNAMIC_CLASS(wxMouseEvent)
};

// Cursor set event

/*
   wxEVT_SET_CURSOR
 */

class WXDLLEXPORT wxSetCursorEvent : public wxEvent
{
public:
    wxSetCursorEvent(wxCoord x = 0, wxCoord y = 0)
        : wxEvent(0, wxEVT_SET_CURSOR),
          m_x(x), m_y(y), m_cursor()
        { }

	wxSetCursorEvent(const wxSetCursorEvent & event) : wxEvent(event)
		{	m_x = event.m_x;
			m_y = event.m_y;
			m_cursor = event.m_cursor;	}

    wxCoord GetX() const { return m_x; }
    wxCoord GetY() const { return m_y; }

    void SetCursor(const wxCursor& cursor) { m_cursor = cursor; }
    const wxCursor& GetCursor() const { return m_cursor; }
    bool HasCursor() const { return m_cursor.Ok(); }

    virtual wxEvent *Clone() const { return new wxSetCursorEvent(*this); }

private:
    wxCoord  m_x, m_y;
    wxCursor m_cursor;

private:
    DECLARE_DYNAMIC_CLASS(wxSetCursorEvent)
};

// Keyboard input event class

/*
 wxEVT_CHAR
 wxEVT_CHAR_HOOK
 wxEVT_KEY_DOWN
 wxEVT_KEY_UP
 */

class WXDLLEXPORT wxKeyEvent : public wxEvent
{
public:
    wxKeyEvent(wxEventType keyType = wxEVT_NULL);
	wxKeyEvent(const wxKeyEvent& evt);

    // Find state of shift/control keys
    bool ControlDown() const { return m_controlDown; }
    bool MetaDown() const { return m_metaDown; }
    bool AltDown() const { return m_altDown; }
    bool ShiftDown() const { return m_shiftDown; }

    // exclude MetaDown() from HasModifiers() because NumLock under X is often