[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 WXDLLIMPEXP_FWD_CORE wxButton;

// ---------------------------------------------------------------------------
// 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 void     DoEnable(bool bEnable);
    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;

    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
b5dbe15d	37	class WXDLLIMPEXP_FWD_CORE wxButton;
0e320a79	38
cdf1e714 DW	39	// ---------------------------------------------------------------------------
	40	// wxWindow declaration for OS/2 PM
	41	// ---------------------------------------------------------------------------
54da4255	42
210a651b	43	class WXDLLEXPORT wxWindowOS2 : public wxWindowBase
0e320a79	44	{
0e320a79	45	public:
210a651b	46	wxWindowOS2()
3e282d33 DW	47	{
	48	Init();
	49	}
cdf1e714	50
210a651b DW	51	wxWindowOS2( wxWindow* pParent
	52	,wxWindowID vId
	53	,const wxPoint& rPos = wxDefaultPosition
	54	,const wxSize& rSize = wxDefaultSize
	55	,long lStyle = 0
	56	,const wxString& rName = wxPanelNameStr
	57	)
0e320a79 DW	58	{
0e320a79 DW	59	Init();
776d87d5 DW	60	Create( pParent
	61	,vId
	62	,rPos
	63	,rSize
	64	,lStyle
	65	,rName
	66	);
0e320a79 DW	67	}
0e320a79 DW	68
210a651b	69	virtual ~wxWindowOS2();
0e320a79	70
776d87d5 DW	71	bool Create( wxWindow* pParent
	72	,wxWindowID vId
	73	,const wxPoint& rPos = wxDefaultPosition
	74	,const wxSize& rSize = wxDefaultSize
	75	,long lStyle = 0
	76	,const wxString& rName = wxPanelNameStr
	77	);
0e320a79	78
cdf1e714	79	// implement base class pure virtuals
743e24aa WS	80	virtual void SetLabel(const wxString& label);
743e24aa WS	81	virtual wxString GetLabel(void) const;
776d87d5 DW	82	virtual void Raise(void);
776d87d5 DW	83	virtual void Lower(void);
e951b8e4	84	virtual bool Show(bool bShow = true);
47a8a4d5	85	virtual void DoEnable(bool bEnable);
776d87d5	86	virtual void SetFocus(void);
1cee3f60	87	virtual void SetFocusFromKbd(void);
776d87d5 DW	88	virtual bool Reparent(wxWindow* pNewParent);
	89	virtual void WarpPointer( int x
	90	,int y
	91	);
e951b8e4	92	virtual void Refresh( bool bEraseBackground = true
776d87d5 DW	93	,const wxRect* pRect = (const wxRect *)NULL
776d87d5 DW	94	);
06519806 DW	95	virtual void Freeze(void);
	96	virtual void Update(void);
	97	virtual void Thaw(void);
b9b1d6c8	98	virtual void SetWindowStyleFlag(long lStyle);
776d87d5 DW	99	virtual bool SetCursor(const wxCursor& rCursor);
	100	virtual bool SetFont(const wxFont& rFont);
	101	virtual int GetCharHeight(void) const;
	102	virtual int GetCharWidth(void) const;
	103	virtual void GetTextExtent( const wxString& rString
	104	,int* pX
	105	,int* pY
	106	,int* pDescent = (int *)NULL
	107	,int* pExternalLeading = (int *)NULL
	108	,const wxFont* pTheFont = (const wxFont *)NULL
	109	) const;
19193a2c	110	#if wxUSE_MENUS_NATIVE
776d87d5 DW	111	virtual bool DoPopupMenu( wxMenu* pMenu
	112	,int nX
	113	,int nY
	114	);
19193a2c	115	#endif // wxUSE_MENUS_NATIVE
776d87d5 DW	116
	117	virtual void SetScrollbar( int nOrient
	118	,int nPos
	119	,int nThumbVisible
	120	,int nRange
e951b8e4	121	,bool bRefresh = true
776d87d5 DW	122	);
	123	virtual void SetScrollPos( int nOrient
	124	,int nPos
e951b8e4	125	,bool bRefresh = true
776d87d5 DW	126	);
	127	virtual int GetScrollPos(int nOrient) const;
	128	virtual int GetScrollThumb(int nOrient) const;
	129	virtual int GetScrollRange(int nOrient) const;
	130	virtual void ScrollWindow( int nDx
	131	,int nDy
	132	,const wxRect* pRect = (wxRect *)NULL
	133	);
0e320a79	134
45e0dc94 DW	135	inline HWND GetScrollBarHorz(void) const {return m_hWndScrollBarHorz;}
45e0dc94 DW	136	inline HWND GetScrollBarVert(void) const {return m_hWndScrollBarVert;};
cdf1e714	137	#if wxUSE_DRAG_AND_DROP
776d87d5	138	virtual void SetDropTarget(wxDropTarget* pDropTarget);
cdf1e714	139	#endif // wxUSE_DRAG_AND_DROP
0e320a79 DW	140
0e320a79 DW	141	// Accept files for dragging
776d87d5	142	virtual void DragAcceptFiles(bool bAccept);
0e320a79	143
19193a2c	144	#ifndef __WXUNIVERSAL__
776d87d5	145	// Native resource loading (implemented in src/os2/nativdlg.cpp)
cdf1e714	146	// FIXME: should they really be all virtual?
776d87d5 DW	147	virtual bool LoadNativeDialog( wxWindow* pParent
	148	,wxWindowID& vId
	149	);
	150	virtual bool LoadNativeDialog( wxWindow* pParent
	151	,const wxString& rName
	152	);
	153	wxWindow* GetWindowChild1(wxWindowID vId);
	154	wxWindow* GetWindowChild(wxWindowID vId);
19193a2c	155	#endif //__WXUNIVERSAL__
cdf1e714 DW	156
	157	// implementation from now on
	158	// --------------------------
	159
	160	// simple accessors
	161	// ----------------
86de7616	162
776d87d5 DW	163	WXHWND GetHWND(void) const { return m_hWnd; }
	164	void SetHWND(WXHWND hWnd) { m_hWnd = hWnd; }
	165	virtual WXWidget GetHandle(void) const { return GetHWND(); }
	166	bool GetUseCtl3D(void) const { return m_bUseCtl3D; }
	167	bool GetTransparentBackground(void) const { return m_bBackgroundTransparent; }
09fe7dc6	168	void SetTransparentBackground(bool bT = true) { m_bBackgroundTransparent = bT; }
54da4255	169
cdf1e714 DW	170	// event handlers
cdf1e714 DW	171	// --------------
a885d89a	172	void OnSetFocus(wxFocusEvent& rEvent);
776d87d5 DW	173	void OnEraseBackground(wxEraseEvent& rEvent);
776d87d5 DW	174	void OnIdle(wxIdleEvent& rEvent);
cdf1e714 DW	175
cdf1e714 DW	176	public:
f289196b	177
86de7616 DW	178	// Windows subclassing
86de7616 DW	179	void SubclassWin(WXHWND hWnd);
776d87d5	180	void UnsubclassWin(void);
86de7616	181
776d87d5 DW	182	WXFARPROC OS2GetOldWndProc(void) const { return m_fnOldWndProc; }
776d87d5 DW	183	void OS2SetOldWndProc(WXFARPROC fnProc) { m_fnOldWndProc = fnProc; }
47df2b8c	184	//
e951b8e4	185	// Return true if the window is of a standard (i.e. not wxWidgets') class
47df2b8c DW	186	//
47df2b8c DW	187	bool IsOfStandardClass(void) const { return m_fnOldWndProc != NULL; }
86de7616	188
776d87d5 DW	189	wxWindow* FindItem(long lId) const;
776d87d5 DW	190	wxWindow* FindItemByHWND( WXHWND hWnd
e951b8e4	191	,bool bControlOnly = false
776d87d5	192	) const;
86de7616	193
77ffb593	194	// Make a Windows extended style from the given wxWidgets window style ?? applicable to OS/2??
776d87d5	195	static WXDWORD MakeExtendedStyle( long lStyle
e951b8e4	196	,bool bEliminateBorders = true
776d87d5	197	);
86de7616	198
e951b8e4 WS	199	// PM only: true if this control is part of the main control
e951b8e4 WS	200	virtual bool ContainsHWND(WXHWND WXUNUSED(hWnd)) const { return false; };
86de7616	201
77ffb593	202	// translate wxWidgets style flags for this control into the PM style
b9b1d6c8 DW	203	// and optional extended style for the corresponding native control
	204	//
	205	// this is the function that should be overridden in the derived classes,
	206	// but you will mostly use OS2GetCreateWindowFlags() below
	207	virtual WXDWORD OS2GetStyle( long lFlags
	208	,WXDWORD* pdwExstyle = NULL
	209	) const;
	210
77ffb593	211	// get the MSW window flags corresponding to wxWidgets ones
b9b1d6c8 DW	212	//
	213	// the functions returns the flags (WS_XXX) directly and puts the ext
	214	// (WS_EX_XXX) flags into the provided pointer if not NULL
	215	WXDWORD OS2GetCreateWindowFlags(WXDWORD* pdwExflags = NULL) const
	216	{ return OS2GetStyle(GetWindowStyle(), pdwExflags); }
	217
	218
6ed98c6a DW	219	// get the HWND to be used as parent of this window with CreateWindow()
	220	virtual WXHWND OS2GetParent(void) const;
	221
e951b8e4	222	// returns true if the window has been created
3011bf2b	223	bool OS2Create( PSZ zClass
edf1dfa1	224	,const wxChar* zTitle
3011bf2b DW	225	,WXDWORD dwStyle
	226	,const wxPoint& rPos
	227	,const wxSize& rSize
	228	,void* pCtlData
	229	,WXDWORD dwExStyle
	230	,bool bIsChild
	231	);
776d87d5 DW	232	virtual bool OS2Command( WXUINT uParam
	233	,WXWORD nId
	234	);
cdf1e714	235
19193a2c	236	#ifndef __WXUNIVERSAL__
cdf1e714	237	// Create an appropriate wxWindow from a HWND
776d87d5 DW	238	virtual wxWindow* CreateWindowFromHWND( wxWindow* pParent
	239	,WXHWND hWnd
	240	);
cdf1e714 DW	241
cdf1e714 DW	242	// Make sure the window style reflects the HWND style (roughly)
776d87d5	243	virtual void AdoptAttributesFromHWND(void);
19193a2c	244	#endif
cdf1e714 DW	245
cdf1e714 DW	246	// Setup background and foreground colours correctly
776d87d5	247	virtual void SetupColours(void);
cdf1e714 DW	248
	249	// ------------------------------------------------------------------------
	250	// helpers for message handlers: these perform the same function as the
	251	// message crackers from <windowsx.h> - they unpack WPARAM and LPARAM into
	252	// the correct parameters
	253	// ------------------------------------------------------------------------
	254
776d87d5 DW	255	void UnpackCommand( WXWPARAM wParam
	256	,WXLPARAM lParam,
	257	WXWORD* pId
	258	,WXHWND* pHwnd
	259	,WXWORD* pCmd
	260	);
	261	void UnpackActivate( WXWPARAM wParam
	262	,WXLPARAM lParam
	263	,WXWORD* pState
776d87d5 DW	264	,WXHWND* pHwnd
	265	);
	266	void UnpackScroll( WXWPARAM wParam
	267	,WXLPARAM lParam
	268	,WXWORD* pCode
	269	,WXWORD* pPos
	270	,WXHWND* pHwnd
	271	);
776d87d5 DW	272	void UnpackMenuSelect( WXWPARAM wParam
	273	,WXLPARAM lParam
	274	,WXWORD* pTtem
	275	,WXWORD* pFlags
	276	,WXHMENU* pHmenu
	277	);
cdf1e714 DW	278
cdf1e714 DW	279	// ------------------------------------------------------------------------
776d87d5	280	// internal handlers for OS2 messages: all handlers return a boolen value:
e951b8e4	281	// true means that the handler processed the event and false that it didn't
cdf1e714 DW	282	// ------------------------------------------------------------------------
cdf1e714 DW	283
776d87d5	284	// there are several cases where we have virtual functions for PM
cdf1e714 DW	285	// message processing: this is because these messages often require to be
cdf1e714 DW	286	// processed in a different manner in the derived classes. For all other
776d87d5	287	// messages, however, we do not have corresponding OS2OnXXX() function
cdf1e714	288	// and if the derived class wants to process them, it should override
776d87d5	289	// OS2WindowProc() directly.
cdf1e714 DW	290
cdf1e714 DW	291	// scroll event (both horizontal and vertical)
776d87d5 DW	292	virtual bool OS2OnScroll( int nOrientation
	293	,WXWORD nSBCode
	294	,WXWORD pos
	295	,WXHWND control
	296	);
cdf1e714	297
cdf1e714	298	// owner-drawn controls need to process these messages
776d87d5 DW	299	virtual bool OS2OnDrawItem( int nId
	300	,WXDRAWITEMSTRUCT* pItem
	301	);
f5ea767e	302	virtual long OS2OnMeasureItem( int nId
776d87d5 DW	303	,WXMEASUREITEMSTRUCT* pItem
776d87d5 DW	304	);
cdf1e714	305
9794cae1 DW	306	virtual void OnPaint(wxPaintEvent& rEvent);
9794cae1 DW	307
cdf1e714	308	// the rest are not virtual
776d87d5 DW	309	bool HandleCreate( WXLPCREATESTRUCT vCs
	310	,bool* pMayCreate
	311	);
cdf1e714	312	bool HandleInitDialog(WXHWND hWndFocus);
776d87d5 DW	313	bool HandleDestroy(void);
	314	bool HandlePaint(void);
	315	bool HandleEraseBkgnd(WXHDC vDC);
	316	bool HandleMinimize(void);
	317	bool HandleMaximize(void);
	318	bool HandleSize( int nX
	319	,int nY
	320	,WXUINT uFlag
	321	);
61243a51	322	bool HandleGetMinMaxInfo(PSWP pMmInfo);
776d87d5 DW	323	bool HandleShow( bool bShow
	324	,int nStatus
	325	);
	326	bool HandleActivate( int nFlag
776d87d5 DW	327	,WXHWND hActivate
	328	);
	329	bool HandleCommand( WXWORD nId
	330	,WXWORD nCmd
	331	,WXHWND hControl
	332	);
	333	bool HandleSysCommand( WXWPARAM wParam
	334	,WXLPARAM lParam
	335	);
1d0edc0f DW	336	bool HandlePaletteChanged(void);
1d0edc0f DW	337	bool HandleQueryNewPalette(void);
776d87d5	338	bool HandleSysColorChange(void);
1d0edc0f DW	339	bool HandleDisplayChange(void);
	340	bool HandleCaptureChanged(WXHWND hBainedCapture);
	341
61243a51	342	bool HandleCtlColor(WXHBRUSH* hBrush);
776d87d5 DW	343	bool HandleSetFocus(WXHWND hWnd);
776d87d5 DW	344	bool HandleKillFocus(WXHWND hWnd);
61243a51	345	bool HandleEndDrag(WXWPARAM wParam);
776d87d5 DW	346	bool HandleMouseEvent( WXUINT uMsg
	347	,int nX
	348	,int nY
	349	,WXUINT uFlags
	350	);
	351	bool HandleMouseMove( int nX
	352	,int nY
	353	,WXUINT uFlags
	354	);
598d8cac	355	bool HandleChar( WXWPARAM wParam
776d87d5	356	,WXLPARAM lParam
e951b8e4	357	,bool bIsASCII = false
776d87d5	358	);
a086de98	359	bool HandleKeyDown( WXWPARAM wParam
776d87d5 DW	360	,WXLPARAM lParam
776d87d5 DW	361	);
a086de98	362	bool HandleKeyUp( WXWPARAM wParam
776d87d5 DW	363	,WXLPARAM lParam
	364	);
	365	bool HandleQueryDragIcon(WXHICON* phIcon);
61243a51 DW	366	bool HandleSetCursor( USHORT vId
61243a51 DW	367	,WXHWND hWnd
776d87d5	368	);
0e320a79	369
f9efbe3a DW	370	bool IsMouseInWindow(void) const;
	371	bool OS2GetCreateWindowCoords( const wxPoint& rPos
	372	,const wxSize& rSize
	373	,int& rnX
	374	,int& rnY
	375	,int& rnWidth
	376	,int& rnHeight
	377	) const;
	378
cdf1e714	379	// Window procedure
a885d89a	380	virtual MRESULT OS2WindowProc( WXUINT uMsg
776d87d5 DW	381	,WXWPARAM wParam
	382	,WXLPARAM lParam
	383	);
0e320a79	384
cdf1e714	385	// Calls an appropriate default window procedure
a885d89a	386	virtual MRESULT OS2DefWindowProc( WXUINT uMsg
776d87d5 DW	387	,WXWPARAM wParam
	388	,WXLPARAM lParam
	389	);
	390	virtual bool OS2ProcessMessage(WXMSG* pMsg);
f140b352	391	virtual bool OS2ShouldPreProcessMessage(WXMSG* pMsg);
776d87d5 DW	392	virtual bool OS2TranslateMessage(WXMSG* pMsg);
776d87d5 DW	393	virtual void OS2DestroyWindow(void);
0e320a79	394
cdf1e714 DW	395	// this function should return the brush to paint the window background
cdf1e714 DW	396	// with or 0 for the default brush
776d87d5 DW	397	virtual WXHBRUSH OnCtlColor( WXHDC hDC
	398	,WXHWND hWnd
	399	,WXUINT uCtlColor
	400	,WXUINT uMessage
	401	,WXWPARAM wParam
	402	,WXLPARAM lParam
	403	);
27476f73	404
cdf1e714	405	// Responds to colour changes: passes event on to children.
776d87d5	406	void OnSysColourChanged(wxSysColourChangedEvent& rEvent);
0e320a79	407
776d87d5 DW	408	// initialize various fields of wxMouseEvent (common part of OS2OnMouseXXX)
	409	void InitMouseEvent( wxMouseEvent& rEvent
	410	,int nX
	411	,int nY
	412	,WXUINT uFlags
	413	);
0e320a79	414
3a50d19c	415	void MoveChildren(int nDiff);
1b7735e1	416	PSWP GetSwp(void) {return &m_vWinSwp;}
3a50d19c	417
cdf1e714	418	protected:
a885d89a DW	419	// PM can't create some MSW styles natively but can perform these after
	420	// creation by sending messages
	421	typedef enum extra_flags { kFrameToolWindow = 0x0001
	422	,kVertCaption = 0x0002
	423	,kHorzCaption = 0x0004
	424	} EExtraFlags;
	425	// Some internal sizeing id's to make it easy for event handlers
	426	typedef enum size_types { kSizeNormal
	427	,kSizeMax
	428	,kSizeMin
	429	} ESizeTypes;
cdf1e714	430	// the window handle
776d87d5	431	WXHWND m_hWnd;
cdf1e714 DW	432
cdf1e714 DW	433	// the old window proc (we subclass all windows)
776d87d5	434	WXFARPROC m_fnOldWndProc;
cdf1e714	435
008089f6	436	// additional (OS2 specific) flags
776d87d5 DW	437	bool m_bUseCtl3D:1; // Using CTL3D for this control
	438	bool m_bBackgroundTransparent:1;
	439	bool m_bMouseInWindow:1;
3437f881	440	bool m_bLastKeydownProcessed:1;
776d87d5	441	bool m_bWinCaptured:1;
008089f6	442	WXDWORD m_dwExStyle;
849949b1 DW	443
849949b1 DW	444	// the size of one page for scrolling
776d87d5 DW	445	int m_nXThumbSize;
776d87d5 DW	446	int m_nYThumbSize;
0e320a79	447
cdf1e714 DW	448	#if wxUSE_MOUSEEVENT_HACK
cdf1e714 DW	449	// the coordinates of the last mouse event and the type of it
776d87d5 DW	450	long m_lLastMouseX,
	451	long m_lLastMouseY;
	452	int m_nLastMouseEvent;
cdf1e714 DW	453	#endif // wxUSE_MOUSEEVENT_HACK
cdf1e714 DW	454
776d87d5	455	WXHMENU m_hMenu; // Menu, if any
0fe536e3	456	unsigned long m_ulMenubarId; // it's Id, if any
cdf1e714 DW	457
cdf1e714 DW	458	// the return value of WM_GETDLGCODE handler
776d87d5	459	long m_lDlgCode;
cdf1e714 DW	460
cdf1e714 DW	461	// implement the base class pure virtuals
776d87d5 DW	462	virtual void DoClientToScreen( int* pX
	463	,int* pY
	464	) const;
	465	virtual void DoScreenToClient( int* pX
	466	,int* pY
	467	) const;
	468	virtual void DoGetPosition( int* pX
	469	,int* pY
	470	) const;
	471	virtual void DoGetSize( int* pWidth
	472	,int* pHeight
	473	) const;
	474	virtual void DoGetClientSize( int* pWidth
	475	,int* pHeight
	476	) const;
	477	virtual void DoSetSize( int nX
	478	,int nY
	479	,int nWidth
	480	,int nHeight
	481	,int nSizeFlags = wxSIZE_AUTO
	482	);
	483	virtual void DoSetClientSize( int nWidth
	484	,int nHeight
	485	);
cdf1e714	486
4116c221 VZ	487	virtual void DoCaptureMouse(void);
4116c221 VZ	488	virtual void DoReleaseMouse(void);
b9b1d6c8	489
cdf1e714 DW	490	// move the window to the specified location and resize it: this is called
cdf1e714 DW	491	// from both DoSetSize() and DoSetClientSize() and would usually just call
3e282d33	492	// ::WinSetWindowPos() except for composite controls which will want to arrange
cdf1e714	493	// themselves inside the given rectangle
776d87d5 DW	494	virtual void DoMoveWindow( int nX
	495	,int nY
	496	,int nWidth
	497	,int nHeight
	498	);
cdf1e714 DW	499
cdf1e714 DW	500	#if wxUSE_TOOLTIPS
776d87d5	501	virtual void DoSetToolTip(wxToolTip* pTip);
cdf1e714 DW	502	#endif // wxUSE_TOOLTIPS
cdf1e714 DW	503
3a50d19c DW	504	int GetOS2ParentHeight(wxWindowOS2* pParent);
3a50d19c DW	505
0e320a79	506	private:
cdf1e714	507	// common part of all ctors
776d87d5	508	void Init(void);
0e320a79	509
cdf1e714	510	// the (non-virtual) handlers for the events
776d87d5 DW	511	bool HandleMove( int nX
	512	,int nY
	513	);
	514	bool HandleJoystickEvent( WXUINT uMsg
	515	,int pX
	516	,int pY
	517	,WXUINT uFlags
	518	);
	519
	520	bool HandleNotify( int nIdCtrl
	521	,WXLPARAM lParam
	522	,WXLPARAM* pResult
	523	);
a885d89a	524	// the helper functions used by HandleChar/KeyXXX methods
a086de98 DW	525	wxKeyEvent CreateKeyEvent( wxEventType evType
	526	,int nId
	527	,WXLPARAM lParam = 0
	528	,WXWPARAM wParam = 0
	529	) const;
a885d89a	530
c8b5f745 DW	531	HWND m_hWndScrollBarHorz;
c8b5f745 DW	532	HWND m_hWndScrollBarVert;
1b7735e1	533	SWP m_vWinSwp;
1c84ee88	534
018d3030 DW	535	DECLARE_DYNAMIC_CLASS(wxWindowOS2);
	536	DECLARE_NO_COPY_CLASS(wxWindowOS2)
	537	DECLARE_EVENT_TABLE()
	538
	539	//
63415778	540	// Virtual function hiding supression
018d3030	541	//
776d87d5	542	inline virtual bool Reparent(wxWindowBase* pNewParent)
018d3030	543	{ return(wxWindowBase::Reparent(pNewParent));}
a885d89a	544	}; // end of wxWindow
0e320a79	545
06519806 DW	546	class wxWindowCreationHook
	547	{
	548	public:
	549	wxWindowCreationHook(wxWindow* pWinBeingCreated);
	550	~wxWindowCreationHook();
	551	}; // end of CLASS wxWindowCreationHook
	552
cdf1e714 DW	553	// ---------------------------------------------------------------------------
	554	// global functions
	555	// ---------------------------------------------------------------------------
0e320a79	556
cdf1e714	557	// kbd code translation
776d87d5 DW	558	WXDLLEXPORT int wxCharCodeOS2ToWX(int nKeySym);
776d87d5 DW	559	WXDLLEXPORT int wxCharCodeWXToOS2( int nId
8e372bbe	560	,bool* pbIsVirtual = NULL
776d87d5	561	);
2461cfa0 SN	562
	563	// ----------------------------------------------------------------------------
	564	// global objects
	565	// ----------------------------------------------------------------------------
	566
	567	// notice that this hash must be defined after wxWindow declaration as it
	568	// needs to "see" its dtor and not just forward declaration
	569	#include "wx/hash.h"
	570
	571	// pseudo-template HWND <-> wxWindow hash table
	572	WX_DECLARE_HASH(wxWindowOS2, wxWindowList, wxWinHashTable);
	573
	574	extern wxWinHashTable *wxWinHandleHash;
	575
743e24aa	576	#endif // _WX_WINDOW_H_