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Commit	Line	Data
	1	///////////////////////////////////////////////////////////////////////////////
	2	// Name: wx/mousestate.h
	3	// Purpose: Declaration of wxMouseState class
	4	// Author: Vadim Zeitlin
	5	// Created: 2008-09-19 (extracted from wx/utils.h)
	6	// Copyright: (c) 2008 Vadim Zeitlin <vadim@wxwidgets.org>
	7	// Licence: wxWindows licence
	8	///////////////////////////////////////////////////////////////////////////////
	9
	10	#ifndef _WX_MOUSESTATE_H_
	11	#define _WX_MOUSESTATE_H_
	12
	13	#include "wx/gdicmn.h" // for wxPoint
	14	#include "wx/kbdstate.h"
	15
	16	// the symbolic names for the mouse buttons
	17	enum wxMouseButton
	18	{
	19	wxMOUSE_BTN_ANY = -1,
	20	wxMOUSE_BTN_NONE = 0,
	21	wxMOUSE_BTN_LEFT = 1,
	22	wxMOUSE_BTN_MIDDLE = 2,
	23	wxMOUSE_BTN_RIGHT = 3,
	24	wxMOUSE_BTN_AUX1 = 4,
	25	wxMOUSE_BTN_AUX2 = 5,
	26	wxMOUSE_BTN_MAX
	27	};
	28
	29	// ----------------------------------------------------------------------------
	30	// wxMouseState contains the information about mouse position, buttons and also
	31	// key modifiers
	32	// ----------------------------------------------------------------------------
	33
	34	// wxMouseState is used to hold information about button and modifier state
	35	// and is what is returned from wxGetMouseState.
	36	class WXDLLIMPEXP_CORE wxMouseState : public wxKeyboardState
	37	{
	38	public:
	39	wxMouseState()
	40	: m_leftDown(false), m_middleDown(false), m_rightDown(false),
	41	m_aux1Down(false), m_aux2Down(false),
	42	m_x(0), m_y(0)
	43	{
	44	}
	45
	46	// default copy ctor, assignment operator and dtor are ok
	47
	48
	49	// accessors for the mouse position
	50	wxCoord GetX() const { return m_x; }
	51	wxCoord GetY() const { return m_y; }
	52	wxPoint GetPosition() const { return wxPoint(m_x, m_y); }
	53	void GetPosition(wxCoord x, wxCoord y) const
	54	{
	55	if ( x )
	56	*x = m_x;
	57	if ( y )
	58	*y = m_y;
	59	}
	60
	61	// this overload is for compatibility only
	62	void GetPosition(long x, long y) const
	63	{
	64	if ( x )
	65	*x = m_x;
	66	if ( y )
	67	*y = m_y;
	68	}
	69
	70	// accessors for the pressed buttons
	71	bool LeftIsDown() const { return m_leftDown; }
	72	bool MiddleIsDown() const { return m_middleDown; }
	73	bool RightIsDown() const { return m_rightDown; }
	74	bool Aux1IsDown() const { return m_aux1Down; }
	75	bool Aux2IsDown() const { return m_aux2Down; }
	76
	77	bool ButtonIsDown(wxMouseButton but) const
	78	{
	79	switch ( but )
	80	{
	81	case wxMOUSE_BTN_ANY:
	82	return LeftIsDown() \|\| MiddleIsDown() \|\| RightIsDown() \|\|
	83	Aux1IsDown() \|\| Aux2IsDown();
	84
	85	case wxMOUSE_BTN_LEFT:
	86	return LeftIsDown();
	87
	88	case wxMOUSE_BTN_MIDDLE:
	89	return MiddleIsDown();
	90
	91	case wxMOUSE_BTN_RIGHT:
	92	return RightIsDown();
	93
	94	case wxMOUSE_BTN_AUX1:
	95	return Aux1IsDown();
	96
	97	case wxMOUSE_BTN_AUX2:
	98	return Aux2IsDown();
	99
	100	case wxMOUSE_BTN_NONE:
	101	case wxMOUSE_BTN_MAX:
	102	break;
	103	}
	104
	105	wxFAIL_MSG(wxS("invalid parameter"));
	106	return false;
	107	}
	108
	109
	110	// these functions are mostly used by wxWidgets itself
	111	void SetX(wxCoord x) { m_x = x; }
	112	void SetY(wxCoord y) { m_y = y; }
	113	void SetPosition(wxPoint pos) { m_x = pos.x, m_y = pos.y; }
	114
	115	void SetLeftDown(bool down) { m_leftDown = down; }
	116	void SetMiddleDown(bool down) { m_middleDown = down; }
	117	void SetRightDown(bool down) { m_rightDown = down; }
	118	void SetAux1Down(bool down) { m_aux1Down = down; }
	119	void SetAux2Down(bool down) { m_aux2Down = down; }
	120
	121	// this mostly makes sense in the derived classes such as wxMouseEvent
	122	void SetState(const wxMouseState& state) { *this = state; }
	123
	124	// these functions are for compatibility only, they were used in 2.8
	125	// version of wxMouseState but their names are confusing as wxMouseEvent
	126	// has methods with the same names which do something quite different so
	127	// don't use them any more
	128	#if WXWIN_COMPATIBILITY_2_8
	129	wxDEPRECATED_INLINE(bool LeftDown() const, return LeftIsDown(); )
	130	wxDEPRECATED_INLINE(bool MiddleDown() const, return MiddleIsDown(); )
	131	wxDEPRECATED_INLINE(bool RightDown() const, return RightIsDown(); )
	132	#endif // WXWIN_COMPATIBILITY_2_8
	133
	134	// for compatibility reasons these variables are public as the code using
	135	// wxMouseEvent often uses them directly -- however they should not be
	136	// accessed directly in this class, use the accessors above instead
	137	// private:
	138	bool m_leftDown : 1;
	139	bool m_middleDown : 1;
	140	bool m_rightDown : 1;
	141	bool m_aux1Down : 1;
	142	bool m_aux2Down : 1;
	143
	144	wxCoord m_x,
	145	m_y;
	146	};
	147
	148	#endif // _WX_MOUSESTATE_H_
	149