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git.saurik.com Git - wxWidgets.git/blob - include/wx/os2/window.h
1 /////////////////////////////////////////////////////////////////////////////
3 // Purpose: wxWindow class
4 // Author: David Webster
8 // Copyright: (c) David Webster
9 // Licence: wxWindows licence
10 /////////////////////////////////////////////////////////////////////////////
15 #define wxUSE_MOUSEEVENT_HACK 0
17 // ---------------------------------------------------------------------------
19 // ---------------------------------------------------------------------------
26 // ---------------------------------------------------------------------------
27 // forward declarations
28 // ---------------------------------------------------------------------------
30 # define CW_USEDEFAULT ((int)0x80000000)
33 // ---------------------------------------------------------------------------
34 // forward declarations
35 // ---------------------------------------------------------------------------
37 class WXDLLEXPORT wxButton
;
39 // ---------------------------------------------------------------------------
41 // ---------------------------------------------------------------------------
43 #if WXWIN_COMPATIBILITY_2_4
44 // they're unused by wxWidgets...
52 // ---------------------------------------------------------------------------
53 // wxWindow declaration for OS/2 PM
54 // ---------------------------------------------------------------------------
56 class WXDLLEXPORT wxWindowOS2
: public wxWindowBase
64 wxWindowOS2( wxWindow
* pParent
66 ,const wxPoint
& rPos
= wxDefaultPosition
67 ,const wxSize
& rSize
= wxDefaultSize
69 ,const wxString
& rName
= wxPanelNameStr
82 virtual ~wxWindowOS2();
84 bool Create( wxWindow
* pParent
86 ,const wxPoint
& rPos
= wxDefaultPosition
87 ,const wxSize
& rSize
= wxDefaultSize
89 ,const wxString
& rName
= wxPanelNameStr
92 // implement base class pure virtuals
93 virtual void SetTitle(const wxString
& rTitle
);
94 virtual wxString
GetTitle(void) const;
95 virtual void Raise(void);
96 virtual void Lower(void);
97 virtual bool Show(bool bShow
= true);
98 virtual bool Enable(bool bEnable
= true);
99 virtual void SetFocus(void);
100 virtual void SetFocusFromKbd(void);
101 virtual bool Reparent(wxWindow
* pNewParent
);
102 virtual void WarpPointer( int x
105 virtual void Refresh( bool bEraseBackground
= true
106 ,const wxRect
* pRect
= (const wxRect
*)NULL
108 virtual void Freeze(void);
109 virtual void Update(void);
110 virtual void Thaw(void);
111 virtual void SetWindowStyleFlag(long lStyle
);
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
119 ,int* pDescent
= (int *)NULL
120 ,int* pExternalLeading
= (int *)NULL
121 ,const wxFont
* pTheFont
= (const wxFont
*)NULL
123 #if wxUSE_MENUS_NATIVE
124 virtual bool DoPopupMenu( wxMenu
* pMenu
128 #endif // wxUSE_MENUS_NATIVE
130 virtual void SetScrollbar( int nOrient
134 ,bool bRefresh
= true
136 virtual void SetScrollPos( int nOrient
138 ,bool bRefresh
= true
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
145 ,const wxRect
* pRect
= (wxRect
*)NULL
148 inline HWND
GetScrollBarHorz(void) const {return m_hWndScrollBarHorz
;}
149 inline HWND
GetScrollBarVert(void) const {return m_hWndScrollBarVert
;};
150 #if wxUSE_DRAG_AND_DROP
151 virtual void SetDropTarget(wxDropTarget
* pDropTarget
);
152 #endif // wxUSE_DRAG_AND_DROP
154 // Accept files for dragging
155 virtual void DragAcceptFiles(bool bAccept
);
157 #ifndef __WXUNIVERSAL__
158 // Native resource loading (implemented in src/os2/nativdlg.cpp)
159 // FIXME: should they really be all virtual?
160 virtual bool LoadNativeDialog( wxWindow
* pParent
163 virtual bool LoadNativeDialog( wxWindow
* pParent
164 ,const wxString
& rName
166 wxWindow
* GetWindowChild1(wxWindowID vId
);
167 wxWindow
* GetWindowChild(wxWindowID vId
);
168 #endif //__WXUNIVERSAL__
170 // implementation from now on
171 // --------------------------
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
; }
181 void SetTransparent(bool bT
= true) { m_bBackgroundTransparent
= bT
; }
185 void OnSetFocus(wxFocusEvent
& rEvent
);
186 void OnEraseBackground(wxEraseEvent
& rEvent
);
187 void OnIdle(wxIdleEvent
& rEvent
);
191 // Windows subclassing
192 void SubclassWin(WXHWND hWnd
);
193 void UnsubclassWin(void);
195 WXFARPROC
OS2GetOldWndProc(void) const { return m_fnOldWndProc
; }
196 void OS2SetOldWndProc(WXFARPROC fnProc
) { m_fnOldWndProc
= fnProc
; }
198 // Return true if the window is of a standard (i.e. not wxWidgets') class
200 bool IsOfStandardClass(void) const { return m_fnOldWndProc
!= NULL
; }
202 wxWindow
* FindItem(long lId
) const;
203 wxWindow
* FindItemByHWND( WXHWND hWnd
204 ,bool bControlOnly
= false
207 // Make a Windows extended style from the given wxWidgets window style ?? applicable to OS/2??
208 static WXDWORD
MakeExtendedStyle( long lStyle
209 ,bool bEliminateBorders
= true
212 // PM only: true if this control is part of the main control
213 virtual bool ContainsHWND(WXHWND
WXUNUSED(hWnd
)) const { return false; };
215 // translate wxWidgets style flags for this control into the PM style
216 // and optional extended style for the corresponding native control
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
224 // get the MSW window flags corresponding to wxWidgets ones
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
); }
232 // get the HWND to be used as parent of this window with CreateWindow()
233 virtual WXHWND
OS2GetParent(void) const;
235 // returns true if the window has been created
236 bool OS2Create( PSZ zClass
245 virtual bool OS2Command( WXUINT uParam
249 #ifndef __WXUNIVERSAL__
250 // Create an appropriate wxWindow from a HWND
251 virtual wxWindow
* CreateWindowFromHWND( wxWindow
* pParent
255 // Make sure the window style reflects the HWND style (roughly)
256 virtual void AdoptAttributesFromHWND(void);
259 // Setup background and foreground colours correctly
260 virtual void SetupColours(void);
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 // ------------------------------------------------------------------------
268 void UnpackCommand( WXWPARAM wParam
274 void UnpackActivate( WXWPARAM wParam
279 void UnpackScroll( WXWPARAM wParam
285 void UnpackMenuSelect( WXWPARAM wParam
292 // ------------------------------------------------------------------------
293 // internal handlers for OS2 messages: all handlers return a boolen value:
294 // true means that the handler processed the event and false that it didn't
295 // ------------------------------------------------------------------------
297 // there are several cases where we have virtual functions for PM
298 // message processing: this is because these messages often require to be
299 // processed in a different manner in the derived classes. For all other
300 // messages, however, we do *not* have corresponding OS2OnXXX() function
301 // and if the derived class wants to process them, it should override
302 // OS2WindowProc() directly.
304 // scroll event (both horizontal and vertical)
305 virtual bool OS2OnScroll( int nOrientation
311 // owner-drawn controls need to process these messages
312 virtual bool OS2OnDrawItem( int nId
313 ,WXDRAWITEMSTRUCT
* pItem
315 virtual long OS2OnMeasureItem( int nId
316 ,WXMEASUREITEMSTRUCT
* pItem
319 virtual void OnPaint(wxPaintEvent
& rEvent
);
321 // the rest are not virtual
322 bool HandleCreate( WXLPCREATESTRUCT vCs
325 bool HandleInitDialog(WXHWND hWndFocus
);
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
335 bool HandleGetMinMaxInfo(PSWP pMmInfo
);
336 bool HandleShow( bool bShow
339 bool HandleActivate( int nFlag
342 bool HandleCommand( WXWORD nId
346 bool HandleSysCommand( WXWPARAM wParam
349 bool HandlePaletteChanged(void);
350 bool HandleQueryNewPalette(void);
351 bool HandleSysColorChange(void);
352 bool HandleDisplayChange(void);
353 bool HandleCaptureChanged(WXHWND hBainedCapture
);
355 bool HandleCtlColor(WXHBRUSH
* hBrush
);
356 bool HandleSetFocus(WXHWND hWnd
);
357 bool HandleKillFocus(WXHWND hWnd
);
358 bool HandleEndDrag(WXWPARAM wParam
);
359 bool HandleMouseEvent( WXUINT uMsg
364 bool HandleMouseMove( int nX
368 bool HandleChar( WXWPARAM wParam
370 ,bool bIsASCII
= false
372 bool HandleKeyDown( WXWPARAM wParam
375 bool HandleKeyUp( WXWPARAM wParam
378 bool HandleQueryDragIcon(WXHICON
* phIcon
);
379 bool HandleSetCursor( USHORT vId
383 bool IsMouseInWindow(void) const;
384 bool OS2GetCreateWindowCoords( const wxPoint
& rPos
393 virtual MRESULT
OS2WindowProc( WXUINT uMsg
398 // Calls an appropriate default window procedure
399 virtual MRESULT
OS2DefWindowProc( WXUINT uMsg
403 virtual bool OS2ProcessMessage(WXMSG
* pMsg
);
404 virtual bool OS2ShouldPreProcessMessage(WXMSG
* pMsg
);
405 virtual bool OS2TranslateMessage(WXMSG
* pMsg
);
406 virtual void OS2DestroyWindow(void);
408 // this function should return the brush to paint the window background
409 // with or 0 for the default brush
410 virtual WXHBRUSH
OnCtlColor( WXHDC hDC
418 // Responds to colour changes: passes event on to children.
419 void OnSysColourChanged(wxSysColourChangedEvent
& rEvent
);
421 // initialize various fields of wxMouseEvent (common part of OS2OnMouseXXX)
422 void InitMouseEvent( wxMouseEvent
& rEvent
428 void MoveChildren(int nDiff
);
429 PSWP
GetSwp(void) {return &m_vWinSwp
;}
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
438 // Some internal sizeing id's to make it easy for event handlers
439 typedef enum size_types
{ kSizeNormal
446 // the old window proc (we subclass all windows)
447 WXFARPROC m_fnOldWndProc
;
449 // additional (OS2 specific) flags
450 bool m_bUseCtl3D
:1; // Using CTL3D for this control
451 bool m_bBackgroundTransparent
:1;
452 bool m_bMouseInWindow
:1;
453 bool m_bLastKeydownProcessed
:1;
454 bool m_bWinCaptured
:1;
457 // the size of one page for scrolling
461 #if wxUSE_MOUSEEVENT_HACK
462 // the coordinates of the last mouse event and the type of it
465 int m_nLastMouseEvent
;
466 #endif // wxUSE_MOUSEEVENT_HACK
468 WXHMENU m_hMenu
; // Menu, if any
469 unsigned long m_ulMenubarId
; // it's Id, if any
471 // the return value of WM_GETDLGCODE handler
474 // implement the base class pure virtuals
475 virtual void DoClientToScreen( int* pX
478 virtual void DoScreenToClient( int* pX
481 virtual void DoGetPosition( int* pX
484 virtual void DoGetSize( int* pWidth
487 virtual void DoGetClientSize( int* pWidth
490 virtual void DoSetSize( int nX
494 ,int nSizeFlags
= wxSIZE_AUTO
496 virtual void DoSetClientSize( int nWidth
500 virtual void DoCaptureMouse(void);
501 virtual void DoReleaseMouse(void);
503 // move the window to the specified location and resize it: this is called
504 // from both DoSetSize() and DoSetClientSize() and would usually just call
505 // ::WinSetWindowPos() except for composite controls which will want to arrange
506 // themselves inside the given rectangle
507 virtual void DoMoveWindow( int nX
514 virtual void DoSetToolTip(wxToolTip
* pTip
);
515 #endif // wxUSE_TOOLTIPS
517 int GetOS2ParentHeight(wxWindowOS2
* pParent
);
520 // common part of all ctors
523 // the (non-virtual) handlers for the events
524 bool HandleMove( int nX
527 bool HandleJoystickEvent( WXUINT uMsg
533 bool HandleNotify( int nIdCtrl
537 // the helper functions used by HandleChar/KeyXXX methods
538 wxKeyEvent
CreateKeyEvent( wxEventType evType
544 wxWindowList
* m_pChildrenDisabled
;
545 HWND m_hWndScrollBarHorz
;
546 HWND m_hWndScrollBarVert
;
549 DECLARE_DYNAMIC_CLASS(wxWindowOS2
);
550 DECLARE_NO_COPY_CLASS(wxWindowOS2
)
551 DECLARE_EVENT_TABLE()
554 // Virtual function hiding supression
556 inline virtual bool Reparent(wxWindowBase
* pNewParent
)
557 { return(wxWindowBase::Reparent(pNewParent
));}
558 }; // end of wxWindow
560 class wxWindowCreationHook
563 wxWindowCreationHook(wxWindow
* pWinBeingCreated
);
564 ~wxWindowCreationHook();
565 }; // end of CLASS wxWindowCreationHook
567 // ---------------------------------------------------------------------------
569 // ---------------------------------------------------------------------------
571 // kbd code translation
572 WXDLLEXPORT
int wxCharCodeOS2ToWX(int nKeySym
);
573 WXDLLEXPORT
int wxCharCodeWXToOS2( int nId
577 // ----------------------------------------------------------------------------
579 // ----------------------------------------------------------------------------
581 // notice that this hash must be defined after wxWindow declaration as it
582 // needs to "see" its dtor and not just forward declaration
585 // pseudo-template HWND <-> wxWindow hash table
586 WX_DECLARE_HASH(wxWindowOS2
, wxWindowList
, wxWinHashTable
);
588 extern wxWinHashTable
*wxWinHandleHash
;