include/wx/msw/private.h

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        private.h
   3 // Purpose:     Private declarations: as this header is only included by
   4 //              wxWindows itself, it may contain identifiers which don't start
   5 //              with "wx".
   6 // Author:      Julian Smart
   7 // Modified by:
   8 // Created:     01/02/97
   9 // RCS-ID:      $Id$
  10 // Copyright:   (c) Julian Smart
  11 // Licence:     wxWindows licence
  12 /////////////////////////////////////////////////////////////////////////////
  13
  14 #ifndef _WX_PRIVATE_H_
  15 #define _WX_PRIVATE_H_
  16
  17 #include "wx/msw/wrapwin.h"
  18
  19 #if defined (__WXWINCE__)
  20     #include <wingdi.h>     // RGB, COLORREF
  21     #define ERRFALSE(x)
  22     #include <winuser.h>    // Global Namespaces ::GetKeyState, ::GetWindowRect
  23     #include "wx/msw/winundef.h"
  24 #endif
  25
  26
  27 #ifdef __WXMICROWIN__
  28     // Extra prototypes and symbols not defined by MicroWindows
  29     #include "wx/msw/microwin.h"
  30 #endif
  31
  32 // Include fixes for MSLU:
  33 #include "wx/msw/mslu.h"
  34
  35 #include "wx/log.h"
  36
  37 class WXDLLEXPORT wxFont;
  38 class WXDLLEXPORT wxWindow;
  39
  40 // ---------------------------------------------------------------------------
  41 // private constants
  42 // ---------------------------------------------------------------------------
  43
  44 // Conversion
  45 static const double METRIC_CONVERSION_CONSTANT = 0.0393700787;
  46
  47 // Scaling factors for various unit conversions
  48 static const double mm2inches = (METRIC_CONVERSION_CONSTANT);
  49 static const double inches2mm = (1/METRIC_CONVERSION_CONSTANT);
  50
  51 static const double mm2twips = (METRIC_CONVERSION_CONSTANT*1440);
  52 static const double twips2mm = (1/(METRIC_CONVERSION_CONSTANT*1440));
  53
  54 static const double mm2pt = (METRIC_CONVERSION_CONSTANT*72);
  55 static const double pt2mm = (1/(METRIC_CONVERSION_CONSTANT*72));
  56
  57 // ---------------------------------------------------------------------------
  58 // standard icons from the resources
  59 // ---------------------------------------------------------------------------
  60
  61 #if wxUSE_GUI
  62
  63 WXDLLEXPORT_DATA(extern HICON) wxSTD_FRAME_ICON;
  64 WXDLLEXPORT_DATA(extern HICON) wxSTD_MDIPARENTFRAME_ICON;
  65 WXDLLEXPORT_DATA(extern HICON) wxSTD_MDICHILDFRAME_ICON;
  66 WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_FRAME_ICON;
  67 WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_MDIPARENTFRAME_ICON;
  68 WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_MDICHILDFRAME_ICON;
  69 WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
  70
  71 #endif // wxUSE_GUI
  72
  73 // ---------------------------------------------------------------------------
  74 // define things missing from some compilers' headers
  75 // ---------------------------------------------------------------------------
  76
  77 #if defined(__WXWINCE__) || (defined(__GNUWIN32__) && !wxUSE_NORLANDER_HEADERS)
  78 #ifndef ZeroMemory
  79     inline void ZeroMemory(void *buf, size_t len) { memset(buf, 0, len); }
  80 #endif
  81 #endif // old mingw32
  82
  83 // this defines a CASTWNDPROC macro which casts a pointer to the type of a
  84 // window proc
  85 #if defined(STRICT) || defined(__GNUC__)
  86     typedef WNDPROC WndProcCast;
  87 #else
  88     typedef FARPROC WndProcCast;
  89 #endif
  90
  91
  92 #define CASTWNDPROC (WndProcCast)
  93
  94
  95
  96 // ---------------------------------------------------------------------------
  97 // some stuff for old Windows versions (FIXME: what does it do here??)
  98 // ---------------------------------------------------------------------------
  99
 100 #if !defined(APIENTRY)  // NT defines APIENTRY, 3.x not
 101     #define APIENTRY FAR PASCAL
 102 #endif
 103
 104 #ifdef __WIN32__
 105     #define _EXPORT
 106 #else
 107     #define _EXPORT _export
 108 #endif
 109
 110 #ifndef __WIN32__
 111     typedef signed short int SHORT;
 112 #endif
 113
 114 #if !defined(__WIN32__)  // 3.x uses FARPROC for dialogs
 115 #ifndef STRICT
 116     #define DLGPROC FARPROC
 117 #endif
 118 #endif
 119
 120 #if wxUSE_PENWIN
 121     WXDLLEXPORT void wxRegisterPenWin();
 122     WXDLLEXPORT void wxCleanUpPenWin();
 123     WXDLLEXPORT void wxEnablePenAppHooks (bool hook);
 124 #endif // wxUSE_PENWIN
 125
 126 #if wxUSE_ITSY_BITSY
 127     #define IBS_HORZCAPTION    0x4000L
 128     #define IBS_VERTCAPTION    0x8000L
 129
 130     UINT    WINAPI ibGetCaptionSize( HWND hWnd  ) ;
 131     UINT    WINAPI ibSetCaptionSize( HWND hWnd, UINT nSize ) ;
 132     LRESULT WINAPI ibDefWindowProc( HWND hWnd, UINT uiMsg, WPARAM wParam, LPARAM lParam ) ;
 133     VOID    WINAPI ibAdjustWindowRect( HWND hWnd, LPRECT lprc ) ;
 134 #endif // wxUSE_ITSY_BITSY
 135
 136 #if wxUSE_CTL3D
 137     #include "wx/msw/ctl3d/ctl3d.h"
 138 #endif // wxUSE_CTL3D
 139
 140 /*
 141  * Decide what window classes we're going to use
 142  * for this combination of CTl3D/FAFA settings
 143  */
 144
 145 #define STATIC_CLASS     wxT("STATIC")
 146 #define STATIC_FLAGS     (SS_LEFT|WS_CHILD|WS_VISIBLE)
 147 #define CHECK_CLASS      wxT("BUTTON")
 148 #define CHECK_FLAGS      (BS_AUTOCHECKBOX|WS_TABSTOP|WS_CHILD)
 149 #define CHECK_IS_FAFA   FALSE
 150 #define RADIO_CLASS      wxT("BUTTON")
 151 #define RADIO_FLAGS      (BS_AUTORADIOBUTTON|WS_CHILD|WS_VISIBLE)
 152 #define RADIO_SIZE       20
 153 #define RADIO_IS_FAFA   FALSE
 154 #define PURE_WINDOWS
 155 #define GROUP_CLASS      wxT("BUTTON")
 156 #define GROUP_FLAGS      (BS_GROUPBOX|WS_CHILD|WS_VISIBLE)
 157
 158 /*
 159 #define BITCHECK_FLAGS   (FB_BITMAP|FC_BUTTONDRAW|FC_DEFAULT|WS_VISIBLE)
 160 #define BITRADIO_FLAGS   (FC_BUTTONDRAW|FB_BITMAP|FC_RADIO|WS_CHILD|WS_VISIBLE)
 161 */
 162
 163 // ---------------------------------------------------------------------------
 164 // misc macros
 165 // ---------------------------------------------------------------------------
 166
 167 #define MEANING_CHARACTER '0'
 168 #define DEFAULT_ITEM_WIDTH  100
 169 #define DEFAULT_ITEM_HEIGHT 80
 170
 171 // Scale font to get edit control height
 172 //#define EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)    (3*(cy)/2)
 173 #define EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)    (cy+8)
 174
 175 // Generic subclass proc, for panel item moving/sizing and intercept
 176 // EDIT control VK_RETURN messages
 177 extern LONG APIENTRY _EXPORT
 178   wxSubclassedGenericControlProc(WXHWND hWnd, WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 179
 180 // ---------------------------------------------------------------------------
 181 // useful macros and functions
 182 // ---------------------------------------------------------------------------
 183
 184 // a wrapper macro for ZeroMemory()
 185 #if defined(__WIN32__) && !defined(__WXMICROWIN__)
 186 #define wxZeroMemory(obj)   ::ZeroMemory(&obj, sizeof(obj))
 187 #else
 188 #define wxZeroMemory(obj)   memset((void*) & obj, 0, sizeof(obj))
 189 #endif
 190
 191 #if wxUSE_GUI
 192
 193 #include <wx/gdicmn.h>
 194 #include <wx/colour.h>
 195
 196 // make conversion from wxColour and COLORREF a bit less painful
 197 inline COLORREF wxColourToRGB(const wxColour& c)
 198 {
 199     return RGB(c.Red(), c.Green(), c.Blue());
 200 }
 201
 202 inline COLORREF wxColourToPalRGB(const wxColour& c)
 203 {
 204     return PALETTERGB(c.Red(), c.Green(), c.Blue());
 205 }
 206
 207 inline wxColour wxRGBToColour(COLORREF rgb)
 208 {
 209     return wxColour(GetRValue(rgb), GetGValue(rgb), GetBValue(rgb));
 210 }
 211
 212 inline void wxRGBToColour(wxColour& c, COLORREF rgb)
 213 {
 214     c.Set(GetRValue(rgb), GetGValue(rgb), GetBValue(rgb));
 215 }
 216
 217 // get the standard colour map for some standard colours - see comment in this
 218 // function to understand why is it needed and when should it be used
 219 //
 220 // it returns a wxCOLORMAP (can't use COLORMAP itself here as comctl32.dll
 221 // might be not included/available) array of size wxSTD_COLOUR_MAX
 222 //
 223 // NB: if you change these colours, update wxBITMAP_STD_COLOURS in the
 224 //     resources as well: it must have the same number of pixels!
 225 enum wxSTD_COLOUR
 226 {
 227     wxSTD_COL_BTNTEXT,
 228     wxSTD_COL_BTNSHADOW,
 229     wxSTD_COL_BTNFACE,
 230     wxSTD_COL_BTNHIGHLIGHT,
 231     wxSTD_COL_MAX,
 232 };
 233
 234 struct WXDLLEXPORT wxCOLORMAP
 235 {
 236     COLORREF from, to;
 237 };
 238
 239 // this function is implemented in src/msw/window.cpp
 240 extern wxCOLORMAP *wxGetStdColourMap();
 241
 242 // copy Windows RECT to our wxRect
 243 inline void wxCopyRECTToRect(const RECT& r, wxRect& rect)
 244 {
 245     rect.y = r.top;
 246     rect.x = r.left;
 247     rect.width = r.right - r.left;
 248     rect.height = r.bottom - r.top;
 249 }
 250
 251 // translations between HIMETRIC units (which OLE likes) and pixels (which are
 252 // liked by all the others) - implemented in msw/utilsexc.cpp
 253 extern void HIMETRICToPixel(LONG *x, LONG *y);
 254 extern void PixelToHIMETRIC(LONG *x, LONG *y);
 255
 256 // Windows convention of the mask is opposed to the wxWindows one, so we need
 257 // to invert the mask each time we pass one/get one to/from Windows
 258 extern HBITMAP wxInvertMask(HBITMAP hbmpMask, int w = 0, int h = 0);
 259
 260 // Creates an icon or cursor depending from a bitmap
 261 //
 262 // The bitmap must be valid and it should have a mask. If it doesn't, a default
 263 // mask is created using light grey as the transparent colour.
 264 extern HICON wxBitmapToHICON(const wxBitmap& bmp);
 265
 266 // Same requirments as above apply and the bitmap must also have the correct
 267 // size.
 268 extern
 269 HCURSOR wxBitmapToHCURSOR(const wxBitmap& bmp, int hotSpotX, int hotSpotY);
 270
 271 // get (x, y) from DWORD - notice that HI/LOWORD can *not* be used because they
 272 // will fail on system with multiple monitors where the coords may be negative
 273 //
 274 // these macros are standard now (Win98) but some older headers don't have them
 275 #ifndef GET_X_LPARAM
 276     #define GET_X_LPARAM(lp) ((int)(short)LOWORD(lp))
 277     #define GET_Y_LPARAM(lp) ((int)(short)HIWORD(lp))
 278 #endif // GET_X_LPARAM
 279
 280 // get the current state of SHIFT/CTRL keys
 281 inline bool wxIsShiftDown()
 282 {
 283 //    return (::GetKeyState(VK_SHIFT) & 0x100) != 0;
 284     // Returns different negative values on WinME and WinNT,
 285     // so simply test for negative value.
 286     return ::GetKeyState(VK_SHIFT) < 0;
 287 }
 288
 289 inline bool wxIsCtrlDown()
 290 {
 291 //    return (::GetKeyState(VK_CONTROL) & 0x100) != 0;
 292     // Returns different negative values on WinME and WinNT,
 293     // so simply test for negative value.
 294     return ::GetKeyState(VK_CONTROL) < 0;
 295 }
 296
 297 // wrapper around GetWindowRect() and GetClientRect() APIs doing error checking
 298 // for Win32
 299 inline RECT wxGetWindowRect(HWND hwnd)
 300 {
 301     RECT rect;
 302
 303     if ( !::GetWindowRect(hwnd, &rect) )
 304     {
 305         wxLogLastError(_T("GetWindowRect"));
 306     }
 307
 308     return rect;
 309 }
 310
 311 inline RECT wxGetClientRect(HWND hwnd)
 312 {
 313     RECT rect;
 314
 315     if ( !::GetClientRect(hwnd, &rect) )
 316     {
 317         wxLogLastError(_T("GetClientRect"));
 318     }
 319
 320     return rect;
 321 }
 322
 323 // ---------------------------------------------------------------------------
 324 // small helper classes
 325 // ---------------------------------------------------------------------------
 326
 327 // a template to make initializing Windows styructs less painful: it zeroes all
 328 // the struct fields and also sets cbSize member to the correct value (and so
 329 // can be only used with structures which have this member...)
 330 template <class T>
 331 struct WinStruct : public T
 332 {
 333     WinStruct()
 334     {
 335         ::ZeroMemory(this, sizeof(T));
 336         cbSize = sizeof(T);
 337     }
 338 };
 339
 340
 341 // create an instance of this class and use it as the HDC for screen, will
 342 // automatically release the DC going out of scope
 343 class ScreenHDC
 344 {
 345 public:
 346     ScreenHDC() { m_hdc = ::GetDC(NULL);    }
 347    ~ScreenHDC() { ::ReleaseDC(NULL, m_hdc); }
 348
 349     operator HDC() const { return m_hdc; }
 350
 351 private:
 352     HDC m_hdc;
 353
 354     DECLARE_NO_COPY_CLASS(ScreenHDC)
 355 };
 356
 357 // the same as ScreenHDC but for memory DCs: creates the HDC compatible with
 358 // the given one (screen by default) in ctor and destroys it in dtor
 359 class MemoryHDC
 360 {
 361 public:
 362     MemoryHDC(HDC hdc = 0) { m_hdc = ::CreateCompatibleDC(hdc); }
 363    ~MemoryHDC() { ::DeleteDC(m_hdc); }
 364
 365     operator HDC() const { return m_hdc; }
 366
 367 private:
 368     HDC m_hdc;
 369
 370     DECLARE_NO_COPY_CLASS(MemoryHDC)
 371 };
 372
 373 // a class which selects a GDI object into a DC in its ctor and deselects in
 374 // dtor
 375 class SelectInHDC
 376 {
 377 public:
 378     SelectInHDC(HDC hdc, HGDIOBJ hgdiobj) : m_hdc(hdc)
 379         { m_hgdiobj = ::SelectObject(hdc, hgdiobj); }
 380
 381    ~SelectInHDC() { ::SelectObject(m_hdc, m_hgdiobj); }
 382
 383    // return true if the object was successfully selected
 384    operator bool() const { return m_hgdiobj != 0; }
 385
 386 private:
 387    HDC m_hdc;
 388    HGDIOBJ m_hgdiobj;
 389
 390    DECLARE_NO_COPY_CLASS(SelectInHDC)
 391 };
 392
 393 #ifndef __WXWINCE__
 394 // when working with global pointers (which is unfortunately still necessary
 395 // sometimes, e.g. for clipboard) it is important to unlock them exactly as
 396 // many times as we lock them which just asks for using a "smart lock" class
 397 class GlobalPtr
 398 {
 399 public:
 400     GlobalPtr(HGLOBAL hGlobal) : m_hGlobal(hGlobal)
 401     {
 402         m_ptr = ::GlobalLock(hGlobal);
 403         if ( !m_ptr )
 404         {
 405             wxLogLastError(_T("GlobalLock"));
 406         }
 407     }
 408
 409     ~GlobalPtr()
 410     {
 411         if ( !::GlobalUnlock(m_hGlobal) )
 412         {
 413 #ifdef __WXDEBUG__
 414             // this might happen simply because the block became unlocked
 415             DWORD dwLastError = ::GetLastError();
 416             if ( dwLastError != NO_ERROR )
 417             {
 418                 wxLogApiError(_T("GlobalUnlock"), dwLastError);
 419             }
 420 #endif // __WXDEBUG__
 421         }
 422     }
 423
 424     operator void *() const { return m_ptr; }
 425
 426 private:
 427     HGLOBAL m_hGlobal;
 428     void *m_ptr;
 429
 430     DECLARE_NO_COPY_CLASS(GlobalPtr)
 431 };
 432 #endif
 433
 434 // ---------------------------------------------------------------------------
 435 // macros to make casting between WXFOO and FOO a bit easier: the GetFoo()
 436 // returns Foo cast to the Windows type for oruselves, while GetFooOf() takes
 437 // an argument which should be a pointer or reference to the object of the
 438 // corresponding class (this depends on the macro)
 439 // ---------------------------------------------------------------------------
 440
 441 #define GetHwnd()               ((HWND)GetHWND())
 442 #define GetHwndOf(win)          ((HWND)((win)->GetHWND()))
 443 // old name
 444 #define GetWinHwnd              GetHwndOf
 445
 446 #define GetHdc()                ((HDC)GetHDC())
 447 #define GetHdcOf(dc)            ((HDC)(dc).GetHDC())
 448
 449 #define GetHbitmap()            ((HBITMAP)GetHBITMAP())
 450 #define GetHbitmapOf(bmp)       ((HBITMAP)(bmp).GetHBITMAP())
 451
 452 #define GetHicon()              ((HICON)GetHICON())
 453 #define GetHiconOf(icon)        ((HICON)(icon).GetHICON())
 454
 455 #define GetHaccel()             ((HACCEL)GetHACCEL())
 456 #define GetHaccelOf(table)      ((HACCEL)((table).GetHACCEL()))
 457
 458 #define GetHbrush()             ((HPEN)GetResourceHandle())
 459 #define GetHbrushOf(brush)      ((HPEN)(brush).GetResourceHandle())
 460
 461 #define GetHmenu()              ((HMENU)GetHMenu())
 462 #define GetHmenuOf(menu)        ((HMENU)menu->GetHMenu())
 463
 464 #define GetHcursor()            ((HCURSOR)GetHCURSOR())
 465 #define GetHcursorOf(cursor)    ((HCURSOR)(cursor).GetHCURSOR())
 466
 467 #define GetHfont()              ((HFONT)GetHFONT())
 468 #define GetHfontOf(font)        ((HFONT)(font).GetHFONT())
 469
 470 #define GetHpalette()           ((HPALETTE)GetHPALETTE())
 471 #define GetHpaletteOf(pal)      ((HPALETTE)(pal).GetHPALETTE())
 472
 473 #define GetHpen()               ((HPEN)GetResourceHandle())
 474 #define GetHpenOf(pen)          ((HPEN)(pen).GetResourceHandle())
 475
 476 #define GetHrgn()               ((HRGN)GetHRGN())
 477 #define GetHrgnOf(rgn)          ((HRGN)(rgn).GetHRGN())
 478
 479 #endif // wxUSE_GUI
 480
 481 // ---------------------------------------------------------------------------
 482 // global data
 483 // ---------------------------------------------------------------------------
 484
 485 WXDLLIMPEXP_DATA_BASE(extern HINSTANCE) wxhInstance;
 486
 487 // ---------------------------------------------------------------------------
 488 // global functions
 489 // ---------------------------------------------------------------------------
 490
 491 extern "C"
 492 {
 493     WXDLLIMPEXP_BASE HINSTANCE wxGetInstance();
 494 }
 495
 496 WXDLLIMPEXP_BASE void wxSetInstance(HINSTANCE hInst);
 497
 498 #if wxUSE_GUI
 499
 500 // cursor stuff
 501 extern HCURSOR wxGetCurrentBusyCursor();    // from msw/utils.cpp
 502 extern const wxCursor *wxGetGlobalCursor(); // from msw/cursor.cpp
 503
 504 WXDLLEXPORT void wxGetCharSize(WXHWND wnd, int *x, int *y, const wxFont *the_font);
 505 WXDLLEXPORT void wxFillLogFont(LOGFONT *logFont, const wxFont *font);
 506 WXDLLEXPORT wxFont wxCreateFontFromLogFont(const LOGFONT *logFont);
 507 WXDLLEXPORT wxFontEncoding wxGetFontEncFromCharSet(int charset);
 508
 509 WXDLLEXPORT void wxSliderEvent(WXHWND control, WXWORD wParam, WXWORD pos);
 510 WXDLLEXPORT void wxScrollBarEvent(WXHWND hbar, WXWORD wParam, WXWORD pos);
 511
 512 // Find maximum size of window/rectangle
 513 WXDLLEXPORT extern void wxFindMaxSize(WXHWND hwnd, RECT *rect);
 514
 515 // Safely get the window text (i.e. without using fixed size buffer)
 516 WXDLLEXPORT extern wxString wxGetWindowText(WXHWND hWnd);
 517
 518 // get the window class name
 519 WXDLLEXPORT extern wxString wxGetWindowClass(WXHWND hWnd);
 520
 521 // get the window id (should be unsigned, hence this is not wxWindowID which
 522 // is, for mainly historical reasons, signed)
 523 WXDLLEXPORT extern WXWORD wxGetWindowId(WXHWND hWnd);
 524
 525 // check if hWnd's WNDPROC is wndProc. Return true if yes, false if they are
 526 // different
 527 WXDLLEXPORT extern bool wxCheckWindowWndProc(WXHWND hWnd, WXFARPROC wndProc);
 528
 529 // Does this window style specify any border?
 530 inline bool wxStyleHasBorder(long style)
 531 {
 532     return (style & (wxSIMPLE_BORDER | wxRAISED_BORDER |
 533                      wxSUNKEN_BORDER | wxDOUBLE_BORDER)) != 0;
 534 }
 535
 536 // ----------------------------------------------------------------------------
 537 // functions mapping HWND to wxWindow
 538 // ----------------------------------------------------------------------------
 539
 540 // this function simply checks whether the given hWnd corresponds to a wxWindow
 541 // and returns either that window if it does or NULL otherwise
 542 WXDLLEXPORT extern wxWindow* wxFindWinFromHandle(WXHWND hWnd);
 543
 544 // find the window for HWND which is part of some wxWindow, i.e. unlike
 545 // wxFindWinFromHandle() above it will also work for "sub controls" of a
 546 // wxWindow.
 547 //
 548 // returns the wxWindow corresponding to the given HWND or NULL.
 549 WXDLLEXPORT extern wxWindow *wxGetWindowFromHWND(WXHWND hwnd);
 550
 551 // Get the size of an icon
 552 WXDLLEXPORT extern wxSize wxGetHiconSize(HICON hicon);
 553
 554 // Lines are drawn differently for WinCE and regular WIN32
 555 WXDLLEXPORT void wxDrawLine(HDC hdc, int x1, int y1, int x2, int y2);
 556
 557 // LocalAlloc should be used on WinCE
 558 #ifdef __WXWINCE__
 559 #include <winbase.h>
 560
 561 #if _WIN32_WCE <= 211
 562 #define GlobalAlloc LocalAlloc
 563 #define GlobalFree LocalFree
 564 #define GlobalLock(mem) mem
 565 #define GlobalUnlock(mem)
 566 #define GlobalSize LocalSize
 567 #define GPTR LPTR
 568 #define GHND LPTR
 569 #define GMEM_MOVEABLE 0
 570 #define GMEM_SHARE 0
 571 #endif
 572
 573 #if 0
 574
 575 HLOCAL
 576 WINAPI
 577 LocalAlloc (
 578     UINT fuFlags,
 579     UINT cbBytes
 580     );
 581
 582 HLOCAL
 583 WINAPI
 584 LocalFree (
 585     HLOCAL hMem
 586     );
 587
 588 #ifndef LMEM_FIXED
 589 #define LMEM_FIXED          0x0000
 590 #define LMEM_MOVEABLE       0x0002
 591 #define LMEM_NOCOMPACT      0x0010       /**** Used for Moveable Memory  ***/
 592 #define LMEM_NODISCARD      0x0020       /**** Ignored *****/
 593 #define LMEM_ZEROINIT       0x0040
 594 #define LMEM_MODIFY         0x0080       /*** Used only in LocalReAlloc() **/
 595 #define LMEM_DISCARDABLE    0x0F00       /**** Ignored ****/
 596 #define LMEM_VALID_FLAGS    0x0F72
 597 #define LMEM_INVALID_HANDLE 0x8000
 598
 599 #define LHND                (LMEM_MOVEABLE | LMEM_ZEROINIT)
 600 #define LPTR                (LMEM_FIXED | LMEM_ZEROINIT)
 601 #endif
 602
 603 #endif
 604     // 0
 605
 606 #endif
 607     // __WXWINCE__
 608
 609 // ----------------------------------------------------------------------------
 610 // 32/64 bit helpers
 611 // ----------------------------------------------------------------------------
 612
 613 #ifdef __WIN64__
 614
 615 inline void *wxGetWindowProc(HWND hwnd)
 616 {
 617     return (void *)::GetWindowLongPtr(hwnd, GWLP_WNDPROC);
 618 }
 619
 620 inline void *wxGetWindowUserData(HWND hwnd)
 621 {
 622     return (void *)::GetWindowLongPtr(hwnd, GWLP_USERDATA);
 623 }
 624
 625 inline WNDPROC wxSetWindowProc(HWND hwnd, WNDPROC func)
 626 {
 627     return (WNDPROC)::SetWindowLongPtr(hwnd, GWLP_WNDPROC, (LONG_PTR)func);
 628 }
 629
 630 inline void *wxSetWindowUserData(HWND hwnd, void *data)
 631 {
 632     return (void *)::SetWindowLongPtr(hwnd, GWLP_USERDATA, (LONG_PTR)data);
 633 }
 634
 635 #else // __WIN32__
 636
 637 inline void *wxGetWindowProc(HWND hwnd)
 638 {
 639     return (void *)::GetWindowLong(hwnd, GWL_WNDPROC);
 640 }
 641
 642 inline void *wxGetWindowUserData(HWND hwnd)
 643 {
 644     return (void *)::GetWindowLong(hwnd, GWL_USERDATA);
 645 }
 646
 647 inline WNDPROC wxSetWindowProc(HWND hwnd, WNDPROC func)
 648 {
 649     return (WNDPROC)::SetWindowLong(hwnd, GWL_WNDPROC, (LONG)func);
 650 }
 651
 652 inline void *wxSetWindowUserData(HWND hwnd, void *data)
 653 {
 654     return (void *)::SetWindowLong(hwnd, GWL_USERDATA, (LONG)data);
 655 }
 656
 657 #endif // __WIN64__/__WIN32__
 658
 659 #endif // wxUSE_GUI
 660
 661 #endif
 662     // _WX_PRIVATE_H_