[wxWidgets.git] / include / wx / os2 / window.h

/////////////////////////////////////////////////////////////////////////////
// Name:        wx/os2/window.h
// Purpose:     wxWindow class
// Author:      David Webster
// Modified by:
// Created:     10/12/99
// RCS-ID:      $Id$
// Copyright:   (c) David Webster
// Licence:     wxWindows licence
/////////////////////////////////////////////////////////////////////////////

#ifndef _WX_WINDOW_H_
#define _WX_WINDOW_H_

#define wxUSE_MOUSEEVENT_HACK 0

// ---------------------------------------------------------------------------
// headers
// ---------------------------------------------------------------------------
#define INCL_DOS
#define INCL_PM
#define INCL_GPI
#include <os2.h>


// ---------------------------------------------------------------------------
// forward declarations
// ---------------------------------------------------------------------------
#ifndef CW_USEDEFAULT
#  define  CW_USEDEFAULT ((int)0x80000000)
#endif

// ---------------------------------------------------------------------------
// forward declarations
// ---------------------------------------------------------------------------

class WXDLLEXPORT wxButton;

// ---------------------------------------------------------------------------
// constants
// ---------------------------------------------------------------------------

#if WXWIN_COMPATIBILITY_2_4
// they're unused by wxWidgets...
enum
{
    wxKEY_SHIFT = 1,
    wxKEY_CTRL  = 2
};
#endif

// ---------------------------------------------------------------------------
// wxWindow declaration for OS/2 PM
// ---------------------------------------------------------------------------

class WXDLLEXPORT wxWindowOS2 : public wxWindowBase
{
public:
    wxWindowOS2()
    {
        Init();
    }

    wxWindowOS2( wxWindow*       pParent
                ,wxWindowID      vId
                ,const wxPoint&  rPos = wxDefaultPosition
                ,const wxSize&   rSize = wxDefaultSize
                ,long            lStyle = 0
                ,const wxString& rName = wxPanelNameStr
               )
    {
        Init();
        Create( pParent
               ,vId
               ,rPos
               ,rSize
               ,lStyle
               ,rName
              );
    }

    virtual ~wxWindowOS2();

    bool Create( wxWindow*       pParent
                ,wxWindowID      vId
                ,const wxPoint&  rPos = wxDefaultPosition
                ,const wxSize&   rSize = wxDefaultSize
                ,long            lStyle = 0
                ,const wxString& rName = wxPanelNameStr
               );

    // implement base class pure virtuals
    virtual void     SetLabel(const wxString& label);
    virtual wxString GetLabel(void) const;
    virtual void     Raise(void);
    virtual void     Lower(void);
    virtual bool     Show(bool bShow = true);
    virtual bool     Enable(bool bEnable = true);
    virtual void     SetFocus(void);
    virtual void     SetFocusFromKbd(void);
    virtual bool     Reparent(wxWindow* pNewParent);
    virtual void     WarpPointer( int x
                                 ,int y
                                );
    virtual void     Refresh( bool          bEraseBackground = true
                             ,const wxRect* pRect = (const wxRect *)NULL
                            );
    virtual void     Freeze(void);
    virtual void     Update(void);
    virtual void     Thaw(void);
    virtual void     SetWindowStyleFlag(long lStyle);
    virtual bool     SetCursor(const wxCursor& rCursor);
    virtual bool     SetFont(const wxFont& rFont);
    virtual int      GetCharHeight(void) const;
    virtual int      GetCharWidth(void) const;
    virtual void     GetTextExtent( const wxString& rString
                                   ,int*            pX
                                   ,int*            pY
                                   ,int*            pDescent = (int *)NULL
                                   ,int*            pExternalLeading = (int *)NULL
                                   ,const wxFont*   pTheFont = (const wxFont *)NULL
                                  ) const;
#if wxUSE_MENUS_NATIVE
    virtual bool     DoPopupMenu( wxMenu* pMenu
                                 ,int     nX
                                 ,int     nY
                                );
#endif // wxUSE_MENUS_NATIVE

    virtual void     SetScrollbar( int  nOrient
                                  ,int  nPos
                                  ,int  nThumbVisible
                                  ,int  nRange
                                  ,bool bRefresh = true
                                 );
    virtual void     SetScrollPos( int  nOrient
                                  ,int  nPos
                                  ,bool bRefresh = true
                                 );
    virtual int      GetScrollPos(int nOrient) const;
    virtual int      GetScrollThumb(int nOrient) const;
    virtual int      GetScrollRange(int nOrient) const;
    virtual void     ScrollWindow( int           nDx
                                  ,int           nDy
                                  ,const wxRect* pRect = (wxRect *)NULL
                                 );

    inline HWND                   GetScrollBarHorz(void) const {return m_hWndScrollBarHorz;}
    inline HWND                   GetScrollBarVert(void) const {return m_hWndScrollBarVert;};
#if wxUSE_DRAG_AND_DROP
    virtual void SetDropTarget(wxDropTarget* pDropTarget);
#endif // wxUSE_DRAG_AND_DROP

    // Accept files for dragging
    virtual void DragAcceptFiles(bool bAccept);

#ifndef __WXUNIVERSAL__
    // Native resource loading (implemented in src/os2/nativdlg.cpp)
    // FIXME: should they really be all virtual?
    virtual bool LoadNativeDialog( wxWindow*   pParent
                                  ,wxWindowID& vId
                                 );
    virtual bool LoadNativeDialog( wxWindow*       pParent
                                  ,const wxString& rName
                                 );
    wxWindow*    GetWindowChild1(wxWindowID vId);
    wxWindow*    GetWindowChild(wxWindowID vId);
#endif //__WXUNIVERSAL__

    // implementation from now on
    // --------------------------

    // simple accessors
    // ----------------

    WXHWND           GetHWND(void) const { return m_hWnd; }
    void             SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
    virtual WXWidget GetHandle(void) const { return GetHWND(); }
    bool             GetUseCtl3D(void) const { return m_bUseCtl3D; }
    bool             GetTransparentBackground(void) const { return m_bBackgroundTransparent; }
    void             SetTransparentBackground(bool bT = true) { m_bBackgroundTransparent = bT; }

    // event handlers
    // --------------
    void OnSetFocus(wxFocusEvent& rEvent);
    void OnEraseBackground(wxEraseEvent& rEvent);
    void OnIdle(wxIdleEvent& rEvent);

public:

    // Windows subclassing
    void SubclassWin(WXHWND hWnd);
    void UnsubclassWin(void);

    WXFARPROC OS2GetOldWndProc(void) const { return m_fnOldWndProc; }
    void OS2SetOldWndProc(WXFARPROC fnProc) { m_fnOldWndProc = fnProc; }
    //
    // Return true if the window is of a standard (i.e. not wxWidgets') class
    //
    bool IsOfStandardClass(void) const { return m_fnOldWndProc != NULL; }

    wxWindow* FindItem(long lId) const;
    wxWindow* FindItemByHWND( WXHWND hWnd
                             ,bool   bControlOnly = false
                            ) const;

    // Make a Windows extended style from the given wxWidgets window style ?? applicable to OS/2??
    static WXDWORD MakeExtendedStyle( long lStyle
                                     ,bool bEliminateBorders = true
                                    );

    // PM only: true if this control is part of the main control
    virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; };

    // translate wxWidgets style flags for this control into the PM style
    // and optional extended style for the corresponding native control
    //
    // this is the function that should be overridden in the derived classes,
    // but you will mostly use OS2GetCreateWindowFlags() below
    virtual WXDWORD OS2GetStyle( long     lFlags
                                ,WXDWORD* pdwExstyle = NULL
                               ) const;

    // get the MSW window flags corresponding to wxWidgets ones
    //
    // the functions returns the flags (WS_XXX) directly and puts the ext
    // (WS_EX_XXX) flags into the provided pointer if not NULL
    WXDWORD OS2GetCreateWindowFlags(WXDWORD* pdwExflags = NULL) const
        { return OS2GetStyle(GetWindowStyle(), pdwExflags); }


    // get the HWND to be used as parent of this window with CreateWindow()
    virtual WXHWND OS2GetParent(void) const;

    // returns true if the window has been created
    bool         OS2Create( PSZ            zClass
                           ,const wxChar*  zTitle
                           ,WXDWORD        dwStyle
                           ,const wxPoint& rPos
                           ,const wxSize&  rSize
                           ,void*          pCtlData
                           ,WXDWORD        dwExStyle
                           ,bool           bIsChild
                          );
    virtual bool OS2Command( WXUINT uParam
                            ,WXWORD nId
                           );

#ifndef __WXUNIVERSAL__
    // Create an appropriate wxWindow from a HWND
    virtual wxWindow* CreateWindowFromHWND( wxWindow* pParent
                                           ,WXHWND    hWnd
                                          );

    // Make sure the window style reflects the HWND style (roughly)
    virtual void AdoptAttributesFromHWND(void);
#endif

    // Setup background and foreground colours correctly
    virtual void SetupColours(void);

    // ------------------------------------------------------------------------
    // helpers for message handlers: these perform the same function as the
    // message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into
    // the correct parameters
    // ------------------------------------------------------------------------

    void UnpackCommand( WXWPARAM wParam
                       ,WXLPARAM lParam,
                        WXWORD*  pId
                       ,WXHWND*  pHwnd
                       ,WXWORD*  pCmd
                      );
    void UnpackActivate( WXWPARAM wParam
                        ,WXLPARAM lParam
                        ,WXWORD*  pState
                        ,WXHWND*  pHwnd
                       );
    void UnpackScroll( WXWPARAM wParam
                      ,WXLPARAM lParam
                      ,WXWORD*  pCode
                      ,WXWORD*  pPos
                      ,WXHWND*  pHwnd
                     );
    void UnpackMenuSelect( WXWPARAM wParam
                          ,WXLPARAM lParam
                          ,WXWORD*  pTtem
                          ,WXWORD*  pFlags
                          ,WXHMENU* pHmenu
                         );

    // ------------------------------------------------------------------------
    // internal handlers for OS2 messages: all handlers return a boolen value:
    // true means that the handler processed the event and false that it didn't
    // ------------------------------------------------------------------------

    // there are several cases where we have virtual functions for PM
    // message processing: this is because these messages often require to be
    // processed in a different manner in the derived classes. For all other
    // messages, however, we do *not* have corresponding OS2OnXXX() function
    // and if the derived class wants to process them, it should override
    // OS2WindowProc() directly.

    // scroll event (both horizontal and vertical)
    virtual bool OS2OnScroll( int    nOrientation
                             ,WXWORD nSBCode
                             ,WXWORD pos
                             ,WXHWND control
                            );

    // owner-drawn controls need to process these messages
    virtual bool OS2OnDrawItem( int               nId
                               ,WXDRAWITEMSTRUCT* pItem
                              );
    virtual long OS2OnMeasureItem( int                  nId
                                  ,WXMEASUREITEMSTRUCT* pItem
                                 );

    virtual void OnPaint(wxPaintEvent& rEvent);

    // the rest are not virtual
    bool HandleCreate( WXLPCREATESTRUCT vCs
                      ,bool*            pMayCreate
                     );
    bool HandleInitDialog(WXHWND hWndFocus);
    bool HandleDestroy(void);
    bool HandlePaint(void);
    bool HandleEraseBkgnd(WXHDC vDC);
    bool HandleMinimize(void);
    bool HandleMaximize(void);
    bool HandleSize( int    nX
                    ,int    nY
                    ,WXUINT uFlag
                   );
    bool HandleGetMinMaxInfo(PSWP pMmInfo);
    bool HandleShow( bool bShow
                    ,int  nStatus
                   );
    bool HandleActivate( int    nFlag
                        ,WXHWND hActivate
                       );
    bool HandleCommand( WXWORD nId
                       ,WXWORD nCmd
                       ,WXHWND hControl
                      );
    bool HandleSysCommand( WXWPARAM wParam
                          ,WXLPARAM lParam
                         );
    bool HandlePaletteChanged(void);
    bool HandleQueryNewPalette(void);
    bool HandleSysColorChange(void);
    bool HandleDisplayChange(void);
    bool HandleCaptureChanged(WXHWND hBainedCapture);

    bool HandleCtlColor(WXHBRUSH* hBrush);
    bool HandleSetFocus(WXHWND hWnd);
    bool HandleKillFocus(WXHWND hWnd);
    bool HandleEndDrag(WXWPARAM wParam);
    bool HandleMouseEvent( WXUINT uMsg
                          ,int    nX
                          ,int    nY
                          ,WXUINT uFlags
                         );
    bool HandleMouseMove( int    nX
                         ,int    nY
                         ,WXUINT uFlags
                        );
    bool HandleChar( WXWPARAM wParam
                    ,WXLPARAM lParam
                    ,bool     bIsASCII = false
                   );
    bool HandleKeyDown( WXWPARAM wParam
                       ,WXLPARAM lParam
                      );
    bool HandleKeyUp( WXWPARAM wParam
                     ,WXLPARAM lParam
                    );
    bool HandleQueryDragIcon(WXHICON* phIcon);
    bool HandleSetCursor( USHORT vId
                         ,WXHWND hWnd
                        );

    bool IsMouseInWindow(void) const;
    bool OS2GetCreateWindowCoords( const wxPoint& rPos
                                  ,const wxSize&  rSize
                                  ,int&           rnX
                                  ,int&           rnY
                                  ,int&           rnWidth
                                  ,int&           rnHeight
                                 ) const;

    // Window procedure
    virtual MRESULT OS2WindowProc( WXUINT   uMsg
                                  ,WXWPARAM wParam
                                  ,WXLPARAM lParam
                                 );

    // Calls an appropriate default window procedure
    virtual MRESULT OS2DefWindowProc( WXUINT   uMsg
                                     ,WXWPARAM wParam
                                     ,WXLPARAM lParam
                                    );
    virtual bool    OS2ProcessMessage(WXMSG* pMsg);
    virtual bool    OS2ShouldPreProcessMessage(WXMSG* pMsg);
    virtual bool    OS2TranslateMessage(WXMSG* pMsg);
    virtual void    OS2DestroyWindow(void);

    // this function should return the brush to paint the window background
    // with or 0 for the default brush
    virtual WXHBRUSH OnCtlColor( WXHDC    hDC
                                ,WXHWND   hWnd
                                ,WXUINT   uCtlColor
                                ,WXUINT   uMessage
                                ,WXWPARAM wParam
                                ,WXLPARAM lParam
                               );

    // Responds to colour changes: passes event on to children.
    void OnSysColourChanged(wxSysColourChangedEvent& rEvent);

    // initialize various fields of wxMouseEvent (common part of OS2OnMouseXXX)
    void InitMouseEvent( wxMouseEvent& rEvent
                        ,int           nX
                        ,int           nY
                        ,WXUINT        uFlags
                       );

    void MoveChildren(int nDiff);
    PSWP GetSwp(void) {return &m_vWinSwp;}

protected:
    // PM can't create some MSW styles natively but can perform these after
    // creation by sending messages
    typedef enum extra_flags { kFrameToolWindow = 0x0001
                              ,kVertCaption     = 0x0002
                              ,kHorzCaption     = 0x0004
                             } EExtraFlags;
    // Some internal sizeing id's to make it easy for event handlers
    typedef enum size_types { kSizeNormal
                             ,kSizeMax
                             ,kSizeMin
                            } ESizeTypes;
    // the window handle
    WXHWND                          m_hWnd;

    // the old window proc (we subclass all windows)
    WXFARPROC                       m_fnOldWndProc;

    // additional (OS2 specific) flags
    bool                            m_bUseCtl3D:1; // Using CTL3D for this control
    bool                            m_bBackgroundTransparent:1;
    bool                            m_bMouseInWindow:1;
    bool                            m_bLastKeydownProcessed:1;
    bool                            m_bWinCaptured:1;
    WXDWORD                         m_dwExStyle;

    // the size of one page for scrolling
    int                             m_nXThumbSize;
    int                             m_nYThumbSize;

#if wxUSE_MOUSEEVENT_HACK
    // the coordinates of the last mouse event and the type of it
    long                            m_lLastMouseX,
    long                            m_lLastMouseY;
    int                             m_nLastMouseEvent;
#endif // wxUSE_MOUSEEVENT_HACK

    WXHMENU                         m_hMenu; // Menu, if any
    unsigned long                   m_ulMenubarId; // it's Id, if any

    // the return value of WM_GETDLGCODE handler
    long                            m_lDlgCode;

    // implement the base class pure virtuals
    virtual void DoClientToScreen( int* pX
                                  ,int* pY
                                 ) const;
    virtual void DoScreenToClient( int* pX
                                  ,int* pY
                                 ) const;
    virtual void DoGetPosition( int* pX
                               ,int* pY
                              ) const;
    virtual void DoGetSize( int* pWidth
                           ,int* pHeight
                          ) const;
    virtual void DoGetClientSize( int* pWidth
                                 ,int* pHeight
                                ) const;
    virtual void DoSetSize( int nX
                           ,int nY
                           ,int nWidth
                           ,int nHeight
                           ,int nSizeFlags = wxSIZE_AUTO
                          );
    virtual void DoSetClientSize( int nWidth
                                 ,int nHeight
                                );

    virtual void     DoCaptureMouse(void);
    virtual void     DoReleaseMouse(void);

    // move the window to the specified location and resize it: this is called
    // from both DoSetSize() and DoSetClientSize() and would usually just call
    // ::WinSetWindowPos() except for composite controls which will want to arrange
    // themselves inside the given rectangle
    virtual void DoMoveWindow( int nX
                              ,int nY
                              ,int nWidth
                              ,int nHeight
                             );

#if wxUSE_TOOLTIPS
    virtual void DoSetToolTip(wxToolTip* pTip);
#endif // wxUSE_TOOLTIPS

    int  GetOS2ParentHeight(wxWindowOS2* pParent);

private:
    // common part of all ctors
    void Init(void);

    // the (non-virtual) handlers for the events
    bool HandleMove( int nX
                    ,int nY
                   );
    bool HandleJoystickEvent( WXUINT uMsg
                             ,int    pX
                             ,int    pY
                             ,WXUINT uFlags
                            );

    bool HandleNotify( int       nIdCtrl
                      ,WXLPARAM  lParam
                      ,WXLPARAM* pResult
                     );
    // the helper functions used by HandleChar/KeyXXX methods
    wxKeyEvent CreateKeyEvent( wxEventType evType
                              ,int         nId
                              ,WXLPARAM    lParam = 0
                              ,WXWPARAM    wParam = 0
                             ) const;

    wxWindowList*                   m_pChildrenDisabled;
    HWND                            m_hWndScrollBarHorz;
    HWND                            m_hWndScrollBarVert;
    SWP                             m_vWinSwp;

    DECLARE_DYNAMIC_CLASS(wxWindowOS2);
    DECLARE_NO_COPY_CLASS(wxWindowOS2)
    DECLARE_EVENT_TABLE()

    //
    // Virtual function hiding supression
    //
    inline virtual bool Reparent(wxWindowBase* pNewParent)
    { return(wxWindowBase::Reparent(pNewParent));}
}; // end of wxWindow

class wxWindowCreationHook
{
public:
    wxWindowCreationHook(wxWindow* pWinBeingCreated);
    ~wxWindowCreationHook();
}; // end of CLASS wxWindowCreationHook

// ---------------------------------------------------------------------------
// global functions
// ---------------------------------------------------------------------------

// kbd code translation
WXDLLEXPORT int wxCharCodeOS2ToWX(int nKeySym);
WXDLLEXPORT int wxCharCodeWXToOS2( int   nId
                                  ,bool* pbIsVirtual = NULL
                                 );

// ----------------------------------------------------------------------------
// global objects
// ----------------------------------------------------------------------------

// notice that this hash must be defined after wxWindow declaration as it
// needs to "see" its dtor and not just forward declaration
#include "wx/hash.h"

// pseudo-template HWND <-> wxWindow hash table
WX_DECLARE_HASH(wxWindowOS2, wxWindowList, wxWinHashTable);

extern wxWinHashTable *wxWinHandleHash;

#endif // _WX_WINDOW_H_
Commit	Line	Data
0e320a79	1	/////////////////////////////////////////////////////////////////////////////
743e24aa	2	// Name: wx/os2/window.h
0e320a79	3	// Purpose: wxWindow class
54da4255	4	// Author: David Webster
0e320a79	5	// Modified by:
cdf1e714	6	// Created: 10/12/99
0e320a79	7	// RCS-ID: $Id$
cdf1e714	8	// Copyright: (c) David Webster
65571936	9	// Licence: wxWindows licence
0e320a79 DW	10	/////////////////////////////////////////////////////////////////////////////
	11
	12	#ifndef _WX_WINDOW_H_
	13	#define _WX_WINDOW_H_
	14
cdf1e714	15	#define wxUSE_MOUSEEVENT_HACK 0
0e320a79	16
cdf1e714 DW	17	// ---------------------------------------------------------------------------
	18	// headers
	19	// ---------------------------------------------------------------------------
63415778 DW	20	#define INCL_DOS
	21	#define INCL_PM
	22	#define INCL_GPI
	23	#include <os2.h>
	24
0e320a79	25
3011bf2b DW	26	// ---------------------------------------------------------------------------
	27	// forward declarations
	28	// ---------------------------------------------------------------------------
	29	#ifndef CW_USEDEFAULT
	30	# define CW_USEDEFAULT ((int)0x80000000)
	31	#endif
	32
0e320a79 DW	33	// ---------------------------------------------------------------------------
	34	// forward declarations
	35	// ---------------------------------------------------------------------------
	36
	37	class WXDLLEXPORT wxButton;
	38
cdf1e714 DW	39	// ---------------------------------------------------------------------------
	40	// constants
	41	// ---------------------------------------------------------------------------
0e320a79	42
e951b8e4 WS	43	#if WXWIN_COMPATIBILITY_2_4
e951b8e4 WS	44	// they're unused by wxWidgets...
cdf1e714 DW	45	enum
	46	{
	47	wxKEY_SHIFT = 1,
	48	wxKEY_CTRL = 2
	49	};
e951b8e4	50	#endif
54da4255	51
cdf1e714 DW	52	// ---------------------------------------------------------------------------
	53	// wxWindow declaration for OS/2 PM
	54	// ---------------------------------------------------------------------------
54da4255	55
210a651b	56	class WXDLLEXPORT wxWindowOS2 : public wxWindowBase
0e320a79	57	{
0e320a79	58	public:
210a651b	59	wxWindowOS2()
3e282d33 DW	60	{
	61	Init();
	62	}
cdf1e714	63
210a651b DW	64	wxWindowOS2( wxWindow* pParent
	65	,wxWindowID vId
	66	,const wxPoint& rPos = wxDefaultPosition
	67	,const wxSize& rSize = wxDefaultSize
	68	,long lStyle = 0
	69	,const wxString& rName = wxPanelNameStr
	70	)
0e320a79 DW	71	{
0e320a79 DW	72	Init();
776d87d5 DW	73	Create( pParent
	74	,vId
	75	,rPos
	76	,rSize
	77	,lStyle
	78	,rName
	79	);
0e320a79 DW	80	}
0e320a79 DW	81
210a651b	82	virtual ~wxWindowOS2();
0e320a79	83
776d87d5 DW	84	bool Create( wxWindow* pParent
	85	,wxWindowID vId
	86	,const wxPoint& rPos = wxDefaultPosition
	87	,const wxSize& rSize = wxDefaultSize
	88	,long lStyle = 0
	89	,const wxString& rName = wxPanelNameStr
	90	);
0e320a79	91
cdf1e714	92	// implement base class pure virtuals
743e24aa WS	93	virtual void SetLabel(const wxString& label);
743e24aa WS	94	virtual wxString GetLabel(void) const;
776d87d5 DW	95	virtual void Raise(void);
776d87d5 DW	96	virtual void Lower(void);
e951b8e4 WS	97	virtual bool Show(bool bShow = true);
e951b8e4 WS	98	virtual bool Enable(bool bEnable = true);
776d87d5	99	virtual void SetFocus(void);
1cee3f60	100	virtual void SetFocusFromKbd(void);
776d87d5 DW	101	virtual bool Reparent(wxWindow* pNewParent);
	102	virtual void WarpPointer( int x
	103	,int y
	104	);
e951b8e4	105	virtual void Refresh( bool bEraseBackground = true
776d87d5 DW	106	,const wxRect* pRect = (const wxRect *)NULL
776d87d5 DW	107	);
06519806 DW	108	virtual void Freeze(void);
	109	virtual void Update(void);
	110	virtual void Thaw(void);
b9b1d6c8	111	virtual void SetWindowStyleFlag(long lStyle);
776d87d5 DW	112	virtual bool SetCursor(const wxCursor& rCursor);
	113	virtual bool SetFont(const wxFont& rFont);
	114	virtual int GetCharHeight(void) const;
	115	virtual int GetCharWidth(void) const;
	116	virtual void GetTextExtent( const wxString& rString
	117	,int* pX
	118	,int* pY
	119	,int* pDescent = (int *)NULL
	120	,int* pExternalLeading = (int *)NULL
	121	,const wxFont* pTheFont = (const wxFont *)NULL
	122	) const;
19193a2c	123	#if wxUSE_MENUS_NATIVE
776d87d5 DW	124	virtual bool DoPopupMenu( wxMenu* pMenu
	125	,int nX
	126	,int nY
	127	);
19193a2c	128	#endif // wxUSE_MENUS_NATIVE
776d87d5 DW	129
	130	virtual void SetScrollbar( int nOrient
	131	,int nPos
	132	,int nThumbVisible
	133	,int nRange
e951b8e4	134	,bool bRefresh = true
776d87d5 DW	135	);
	136	virtual void SetScrollPos( int nOrient
	137	,int nPos
e951b8e4	138	,bool bRefresh = true
776d87d5 DW	139	);
	140	virtual int GetScrollPos(int nOrient) const;
	141	virtual int GetScrollThumb(int nOrient) const;
	142	virtual int GetScrollRange(int nOrient) const;
	143	virtual void ScrollWindow( int nDx
	144	,int nDy
	145	,const wxRect* pRect = (wxRect *)NULL
	146	);
0e320a79	147
45e0dc94 DW	148	inline HWND GetScrollBarHorz(void) const {return m_hWndScrollBarHorz;}
45e0dc94 DW	149	inline HWND GetScrollBarVert(void) const {return m_hWndScrollBarVert;};
cdf1e714	150	#if wxUSE_DRAG_AND_DROP
776d87d5	151	virtual void SetDropTarget(wxDropTarget* pDropTarget);
cdf1e714	152	#endif // wxUSE_DRAG_AND_DROP
0e320a79 DW	153
0e320a79 DW	154	// Accept files for dragging
776d87d5	155	virtual void DragAcceptFiles(bool bAccept);
0e320a79	156
19193a2c	157	#ifndef __WXUNIVERSAL__
776d87d5	158	// Native resource loading (implemented in src/os2/nativdlg.cpp)
cdf1e714	159	// FIXME: should they really be all virtual?
776d87d5 DW	160	virtual bool LoadNativeDialog( wxWindow* pParent
	161	,wxWindowID& vId
	162	);
	163	virtual bool LoadNativeDialog( wxWindow* pParent
	164	,const wxString& rName
	165	);
	166	wxWindow* GetWindowChild1(wxWindowID vId);
	167	wxWindow* GetWindowChild(wxWindowID vId);
19193a2c	168	#endif //__WXUNIVERSAL__
cdf1e714 DW	169
	170	// implementation from now on
	171	// --------------------------
	172
	173	// simple accessors
	174	// ----------------
86de7616	175
776d87d5 DW	176	WXHWND GetHWND(void) const { return m_hWnd; }
	177	void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
	178	virtual WXWidget GetHandle(void) const { return GetHWND(); }
	179	bool GetUseCtl3D(void) const { return m_bUseCtl3D; }
	180	bool GetTransparentBackground(void) const { return m_bBackgroundTransparent; }
09fe7dc6	181	void SetTransparentBackground(bool bT = true) { m_bBackgroundTransparent = bT; }
54da4255	182
cdf1e714 DW	183	// event handlers
cdf1e714 DW	184	// --------------
a885d89a	185	void OnSetFocus(wxFocusEvent& rEvent);
776d87d5 DW	186	void OnEraseBackground(wxEraseEvent& rEvent);
776d87d5 DW	187	void OnIdle(wxIdleEvent& rEvent);
cdf1e714 DW	188
cdf1e714 DW	189	public:
f289196b	190
86de7616 DW	191	// Windows subclassing
86de7616 DW	192	void SubclassWin(WXHWND hWnd);
776d87d5	193	void UnsubclassWin(void);
86de7616	194
776d87d5 DW	195	WXFARPROC OS2GetOldWndProc(void) const { return m_fnOldWndProc; }
776d87d5 DW	196	void OS2SetOldWndProc(WXFARPROC fnProc) { m_fnOldWndProc = fnProc; }
47df2b8c	197	//
e951b8e4	198	// Return true if the window is of a standard (i.e. not wxWidgets') class
47df2b8c DW	199	//
47df2b8c DW	200	bool IsOfStandardClass(void) const { return m_fnOldWndProc != NULL; }
86de7616	201
776d87d5 DW	202	wxWindow* FindItem(long lId) const;
776d87d5 DW	203	wxWindow* FindItemByHWND( WXHWND hWnd
e951b8e4	204	,bool bControlOnly = false
776d87d5	205	) const;
86de7616	206
77ffb593	207	// Make a Windows extended style from the given wxWidgets window style ?? applicable to OS/2??
776d87d5	208	static WXDWORD MakeExtendedStyle( long lStyle
e951b8e4	209	,bool bEliminateBorders = true
776d87d5	210	);
86de7616	211
e951b8e4 WS	212	// PM only: true if this control is part of the main control
e951b8e4 WS	213	virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; };
86de7616	214
77ffb593	215	// translate wxWidgets style flags for this control into the PM style
b9b1d6c8 DW	216	// and optional extended style for the corresponding native control
	217	//
	218	// this is the function that should be overridden in the derived classes,
	219	// but you will mostly use OS2GetCreateWindowFlags() below
	220	virtual WXDWORD OS2GetStyle( long lFlags
	221	,WXDWORD* pdwExstyle = NULL
	222	) const;
	223
77ffb593	224	// get the MSW window flags corresponding to wxWidgets ones
b9b1d6c8 DW	225	//
	226	// the functions returns the flags (WS_XXX) directly and puts the ext
	227	// (WS_EX_XXX) flags into the provided pointer if not NULL
	228	WXDWORD OS2GetCreateWindowFlags(WXDWORD* pdwExflags = NULL) const
	229	{ return OS2GetStyle(GetWindowStyle(), pdwExflags); }
	230
	231
6ed98c6a DW	232	// get the HWND to be used as parent of this window with CreateWindow()
	233	virtual WXHWND OS2GetParent(void) const;
	234
e951b8e4	235	// returns true if the window has been created
3011bf2b	236	bool OS2Create( PSZ zClass
edf1dfa1	237	,const wxChar* zTitle
3011bf2b DW	238	,WXDWORD dwStyle
	239	,const wxPoint& rPos
	240	,const wxSize& rSize
	241	,void* pCtlData
	242	,WXDWORD dwExStyle
	243	,bool bIsChild
	244	);
776d87d5 DW	245	virtual bool OS2Command( WXUINT uParam
	246	,WXWORD nId
	247	);
cdf1e714	248
19193a2c	249	#ifndef __WXUNIVERSAL__
cdf1e714	250	// Create an appropriate wxWindow from a HWND
776d87d5 DW	251	virtual wxWindow* CreateWindowFromHWND( wxWindow* pParent
	252	,WXHWND hWnd
	253	);
cdf1e714 DW	254
cdf1e714 DW	255	// Make sure the window style reflects the HWND style (roughly)
776d87d5	256	virtual void AdoptAttributesFromHWND(void);
19193a2c	257	#endif
cdf1e714 DW	258
cdf1e714 DW	259	// Setup background and foreground colours correctly
776d87d5	260	virtual void SetupColours(void);
cdf1e714 DW	261
	262	// ------------------------------------------------------------------------
	263	// helpers for message handlers: these perform the same function as the
	264	// message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into
	265	// the correct parameters
	266	// ------------------------------------------------------------------------
	267
776d87d5 DW	268	void UnpackCommand( WXWPARAM wParam
	269	,WXLPARAM lParam,
	270	WXWORD* pId
	271	,WXHWND* pHwnd
	272	,WXWORD* pCmd
	273	);
	274	void UnpackActivate( WXWPARAM wParam
	275	,WXLPARAM lParam
	276	,WXWORD* pState
776d87d5 DW	277	,WXHWND* pHwnd
	278	);
	279	void UnpackScroll( WXWPARAM wParam
	280	,WXLPARAM lParam
	281	,WXWORD* pCode
	282	,WXWORD* pPos
	283	,WXHWND* pHwnd
	284	);
776d87d5 DW	285	void UnpackMenuSelect( WXWPARAM wParam
	286	,WXLPARAM lParam
	287	,WXWORD* pTtem
	288	,WXWORD* pFlags
	289	,WXHMENU* pHmenu
	290	);
cdf1e714 DW	291
cdf1e714 DW	292	// ------------------------------------------------------------------------
776d87d5	293	// internal handlers for OS2 messages: all handlers return a boolen value:
e951b8e4	294	// true means that the handler processed the event and false that it didn't
cdf1e714 DW	295	// ------------------------------------------------------------------------
cdf1e714 DW	296
776d87d5	297	// there are several cases where we have virtual functions for PM
cdf1e714 DW	298	// message processing: this is because these messages often require to be
cdf1e714 DW	299	// processed in a different manner in the derived classes. For all other
776d87d5	300	// messages, however, we do not have corresponding OS2OnXXX() function
cdf1e714	301	// and if the derived class wants to process them, it should override
776d87d5	302	// OS2WindowProc() directly.
cdf1e714 DW	303
cdf1e714 DW	304	// scroll event (both horizontal and vertical)
776d87d5 DW	305	virtual bool OS2OnScroll( int nOrientation
	306	,WXWORD nSBCode
	307	,WXWORD pos
	308	,WXHWND control
	309	);
cdf1e714	310
cdf1e714	311	// owner-drawn controls need to process these messages
776d87d5 DW	312	virtual bool OS2OnDrawItem( int nId
	313	,WXDRAWITEMSTRUCT* pItem
	314	);
f5ea767e	315	virtual long OS2OnMeasureItem( int nId
776d87d5 DW	316	,WXMEASUREITEMSTRUCT* pItem
776d87d5 DW	317	);
cdf1e714	318
9794cae1 DW	319	virtual void OnPaint(wxPaintEvent& rEvent);
9794cae1 DW	320
cdf1e714	321	// the rest are not virtual
776d87d5 DW	322	bool HandleCreate( WXLPCREATESTRUCT vCs
	323	,bool* pMayCreate
	324	);
cdf1e714	325	bool HandleInitDialog(WXHWND hWndFocus);
776d87d5 DW	326	bool HandleDestroy(void);
	327	bool HandlePaint(void);
	328	bool HandleEraseBkgnd(WXHDC vDC);
	329	bool HandleMinimize(void);
	330	bool HandleMaximize(void);
	331	bool HandleSize( int nX
	332	,int nY
	333	,WXUINT uFlag
	334	);
61243a51	335	bool HandleGetMinMaxInfo(PSWP pMmInfo);
776d87d5 DW	336	bool HandleShow( bool bShow
	337	,int nStatus
	338	);
	339	bool HandleActivate( int nFlag
776d87d5 DW	340	,WXHWND hActivate
	341	);
	342	bool HandleCommand( WXWORD nId
	343	,WXWORD nCmd
	344	,WXHWND hControl
	345	);
	346	bool HandleSysCommand( WXWPARAM wParam
	347	,WXLPARAM lParam
	348	);
1d0edc0f DW	349	bool HandlePaletteChanged(void);
1d0edc0f DW	350	bool HandleQueryNewPalette(void);
776d87d5	351	bool HandleSysColorChange(void);
1d0edc0f DW	352	bool HandleDisplayChange(void);
	353	bool HandleCaptureChanged(WXHWND hBainedCapture);
	354
61243a51	355	bool HandleCtlColor(WXHBRUSH* hBrush);
776d87d5 DW	356	bool HandleSetFocus(WXHWND hWnd);
776d87d5 DW	357	bool HandleKillFocus(WXHWND hWnd);
61243a51	358	bool HandleEndDrag(WXWPARAM wParam);
776d87d5 DW	359	bool HandleMouseEvent( WXUINT uMsg
	360	,int nX
	361	,int nY
	362	,WXUINT uFlags
	363	);
	364	bool HandleMouseMove( int nX
	365	,int nY
	366	,WXUINT uFlags
	367	);
598d8cac	368	bool HandleChar( WXWPARAM wParam
776d87d5	369	,WXLPARAM lParam
e951b8e4	370	,bool bIsASCII = false
776d87d5	371	);
a086de98	372	bool HandleKeyDown( WXWPARAM wParam
776d87d5 DW	373	,WXLPARAM lParam
776d87d5 DW	374	);
a086de98	375	bool HandleKeyUp( WXWPARAM wParam
776d87d5 DW	376	,WXLPARAM lParam
	377	);
	378	bool HandleQueryDragIcon(WXHICON* phIcon);
61243a51 DW	379	bool HandleSetCursor( USHORT vId
61243a51 DW	380	,WXHWND hWnd
776d87d5	381	);
0e320a79	382
f9efbe3a DW	383	bool IsMouseInWindow(void) const;
	384	bool OS2GetCreateWindowCoords( const wxPoint& rPos
	385	,const wxSize& rSize
	386	,int& rnX
	387	,int& rnY
	388	,int& rnWidth
	389	,int& rnHeight
	390	) const;
	391
cdf1e714	392	// Window procedure
a885d89a	393	virtual MRESULT OS2WindowProc( WXUINT uMsg
776d87d5 DW	394	,WXWPARAM wParam
	395	,WXLPARAM lParam
	396	);
0e320a79	397
cdf1e714	398	// Calls an appropriate default window procedure
a885d89a	399	virtual MRESULT OS2DefWindowProc( WXUINT uMsg
776d87d5 DW	400	,WXWPARAM wParam
	401	,WXLPARAM lParam
	402	);
	403	virtual bool OS2ProcessMessage(WXMSG* pMsg);
f140b352	404	virtual bool OS2ShouldPreProcessMessage(WXMSG* pMsg);
776d87d5 DW	405	virtual bool OS2TranslateMessage(WXMSG* pMsg);
776d87d5 DW	406	virtual void OS2DestroyWindow(void);
0e320a79	407
cdf1e714 DW	408	// this function should return the brush to paint the window background
cdf1e714 DW	409	// with or 0 for the default brush
776d87d5 DW	410	virtual WXHBRUSH OnCtlColor( WXHDC hDC
	411	,WXHWND hWnd
	412	,WXUINT uCtlColor
	413	,WXUINT uMessage
	414	,WXWPARAM wParam
	415	,WXLPARAM lParam
	416	);
27476f73	417
cdf1e714	418	// Responds to colour changes: passes event on to children.
776d87d5	419	void OnSysColourChanged(wxSysColourChangedEvent& rEvent);
0e320a79	420
776d87d5 DW	421	// initialize various fields of wxMouseEvent (common part of OS2OnMouseXXX)
	422	void InitMouseEvent( wxMouseEvent& rEvent
	423	,int nX
	424	,int nY
	425	,WXUINT uFlags
	426	);
0e320a79	427
3a50d19c	428	void MoveChildren(int nDiff);
1b7735e1	429	PSWP GetSwp(void) {return &m_vWinSwp;}
3a50d19c	430
cdf1e714	431	protected:
a885d89a DW	432	// PM can't create some MSW styles natively but can perform these after
	433	// creation by sending messages
	434	typedef enum extra_flags { kFrameToolWindow = 0x0001
	435	,kVertCaption = 0x0002
	436	,kHorzCaption = 0x0004
	437	} EExtraFlags;
	438	// Some internal sizeing id's to make it easy for event handlers
	439	typedef enum size_types { kSizeNormal
	440	,kSizeMax
	441	,kSizeMin
	442	} ESizeTypes;
cdf1e714	443	// the window handle
776d87d5	444	WXHWND m_hWnd;
cdf1e714 DW	445
cdf1e714 DW	446	// the old window proc (we subclass all windows)
776d87d5	447	WXFARPROC m_fnOldWndProc;
cdf1e714	448
008089f6	449	// additional (OS2 specific) flags
776d87d5 DW	450	bool m_bUseCtl3D:1; // Using CTL3D for this control
	451	bool m_bBackgroundTransparent:1;
	452	bool m_bMouseInWindow:1;
3437f881	453	bool m_bLastKeydownProcessed:1;
776d87d5	454	bool m_bWinCaptured:1;
008089f6	455	WXDWORD m_dwExStyle;
849949b1 DW	456
849949b1 DW	457	// the size of one page for scrolling
776d87d5 DW	458	int m_nXThumbSize;
776d87d5 DW	459	int m_nYThumbSize;
0e320a79	460
cdf1e714 DW	461	#if wxUSE_MOUSEEVENT_HACK
cdf1e714 DW	462	// the coordinates of the last mouse event and the type of it
776d87d5 DW	463	long m_lLastMouseX,
	464	long m_lLastMouseY;
	465	int m_nLastMouseEvent;
cdf1e714 DW	466	#endif // wxUSE_MOUSEEVENT_HACK
cdf1e714 DW	467
776d87d5	468	WXHMENU m_hMenu; // Menu, if any
0fe536e3	469	unsigned long m_ulMenubarId; // it's Id, if any
cdf1e714 DW	470
cdf1e714 DW	471	// the return value of WM_GETDLGCODE handler
776d87d5	472	long m_lDlgCode;
cdf1e714 DW	473
cdf1e714 DW	474	// implement the base class pure virtuals
776d87d5 DW	475	virtual void DoClientToScreen( int* pX
	476	,int* pY
	477	) const;
	478	virtual void DoScreenToClient( int* pX
	479	,int* pY
	480	) const;
	481	virtual void DoGetPosition( int* pX
	482	,int* pY
	483	) const;
	484	virtual void DoGetSize( int* pWidth
	485	,int* pHeight
	486	) const;
	487	virtual void DoGetClientSize( int* pWidth
	488	,int* pHeight
	489	) const;
	490	virtual void DoSetSize( int nX
	491	,int nY
	492	,int nWidth
	493	,int nHeight
	494	,int nSizeFlags = wxSIZE_AUTO
	495	);
	496	virtual void DoSetClientSize( int nWidth
	497	,int nHeight
	498	);
cdf1e714	499
4116c221 VZ	500	virtual void DoCaptureMouse(void);
4116c221 VZ	501	virtual void DoReleaseMouse(void);
b9b1d6c8	502
cdf1e714 DW	503	// move the window to the specified location and resize it: this is called
cdf1e714 DW	504	// from both DoSetSize() and DoSetClientSize() and would usually just call
3e282d33	505	// ::WinSetWindowPos() except for composite controls which will want to arrange
cdf1e714	506	// themselves inside the given rectangle
776d87d5 DW	507	virtual void DoMoveWindow( int nX
	508	,int nY
	509	,int nWidth
	510	,int nHeight
	511	);
cdf1e714 DW	512
cdf1e714 DW	513	#if wxUSE_TOOLTIPS
776d87d5	514	virtual void DoSetToolTip(wxToolTip* pTip);
cdf1e714 DW	515	#endif // wxUSE_TOOLTIPS
cdf1e714 DW	516
3a50d19c DW	517	int GetOS2ParentHeight(wxWindowOS2* pParent);
3a50d19c DW	518
0e320a79	519	private:
cdf1e714	520	// common part of all ctors
776d87d5	521	void Init(void);
0e320a79	522
cdf1e714	523	// the (non-virtual) handlers for the events
776d87d5 DW	524	bool HandleMove( int nX
	525	,int nY
	526	);
	527	bool HandleJoystickEvent( WXUINT uMsg
	528	,int pX
	529	,int pY
	530	,WXUINT uFlags
	531	);
	532
	533	bool HandleNotify( int nIdCtrl
	534	,WXLPARAM lParam
	535	,WXLPARAM* pResult
	536	);
a885d89a	537	// the helper functions used by HandleChar/KeyXXX methods
a086de98 DW	538	wxKeyEvent CreateKeyEvent( wxEventType evType
	539	,int nId
	540	,WXLPARAM lParam = 0
	541	,WXWPARAM wParam = 0
	542	) const;
a885d89a	543
018d3030	544	wxWindowList* m_pChildrenDisabled;
c8b5f745 DW	545	HWND m_hWndScrollBarHorz;
c8b5f745 DW	546	HWND m_hWndScrollBarVert;
1b7735e1	547	SWP m_vWinSwp;
1c84ee88	548
018d3030 DW	549	DECLARE_DYNAMIC_CLASS(wxWindowOS2);
	550	DECLARE_NO_COPY_CLASS(wxWindowOS2)
	551	DECLARE_EVENT_TABLE()
	552
	553	//
63415778	554	// Virtual function hiding supression
018d3030	555	//
776d87d5	556	inline virtual bool Reparent(wxWindowBase* pNewParent)
018d3030	557	{ return(wxWindowBase::Reparent(pNewParent));}
a885d89a	558	}; // end of wxWindow
0e320a79	559
06519806 DW	560	class wxWindowCreationHook
	561	{
	562	public:
	563	wxWindowCreationHook(wxWindow* pWinBeingCreated);
	564	~wxWindowCreationHook();
	565	}; // end of CLASS wxWindowCreationHook
	566
cdf1e714 DW	567	// ---------------------------------------------------------------------------
	568	// global functions
	569	// ---------------------------------------------------------------------------
0e320a79	570
cdf1e714	571	// kbd code translation
776d87d5 DW	572	WXDLLEXPORT int wxCharCodeOS2ToWX(int nKeySym);
776d87d5 DW	573	WXDLLEXPORT int wxCharCodeWXToOS2( int nId
8e372bbe	574	,bool* pbIsVirtual = NULL
776d87d5	575	);
2461cfa0 SN	576
	577	// ----------------------------------------------------------------------------
	578	// global objects
	579	// ----------------------------------------------------------------------------
	580
	581	// notice that this hash must be defined after wxWindow declaration as it
	582	// needs to "see" its dtor and not just forward declaration
	583	#include "wx/hash.h"
	584
	585	// pseudo-template HWND <-> wxWindow hash table
	586	WX_DECLARE_HASH(wxWindowOS2, wxWindowList, wxWinHashTable);
	587
	588	extern wxWinHashTable *wxWinHandleHash;
	589
743e24aa	590	#endif // _WX_WINDOW_H_