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 <windows.h>
  18
  19 // undefine conflicting symbols which were defined in windows.h
  20 #include "wx/msw/winundef.h"
  21
  22 class WXDLLEXPORT wxFont;
  23 class WXDLLEXPORT wxWindow;
  24
  25 // ---------------------------------------------------------------------------
  26 // private constants
  27 // ---------------------------------------------------------------------------
  28
  29 // Conversion
  30 static const double METRIC_CONVERSION_CONSTANT = 0.0393700787;
  31
  32 // Scaling factors for various unit conversions
  33 static const double mm2inches = (METRIC_CONVERSION_CONSTANT);
  34 static const double inches2mm = (1/METRIC_CONVERSION_CONSTANT);
  35
  36 static const double mm2twips = (METRIC_CONVERSION_CONSTANT*1440);
  37 static const double twips2mm = (1/(METRIC_CONVERSION_CONSTANT*1440));
  38
  39 static const double mm2pt = (METRIC_CONVERSION_CONSTANT*72);
  40 static const double pt2mm = (1/(METRIC_CONVERSION_CONSTANT*72));
  41
  42 // ---------------------------------------------------------------------------
  43 // standard icons from the resources
  44 // ---------------------------------------------------------------------------
  45
  46 WXDLLEXPORT_DATA(extern HICON) wxSTD_FRAME_ICON;
  47 WXDLLEXPORT_DATA(extern HICON) wxSTD_MDIPARENTFRAME_ICON;
  48 WXDLLEXPORT_DATA(extern HICON) wxSTD_MDICHILDFRAME_ICON;
  49 WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_FRAME_ICON;
  50 WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_MDIPARENTFRAME_ICON;
  51 WXDLLEXPORT_DATA(extern HICON) wxDEFAULT_MDICHILDFRAME_ICON;
  52 WXDLLEXPORT_DATA(extern HFONT) wxSTATUS_LINE_FONT;
  53
  54 // ---------------------------------------------------------------------------
  55 // this defines a CASTWNDPROC macro which casts a pointer to the type of a
  56 // window proc
  57 // ---------------------------------------------------------------------------
  58
  59 #if defined(__GNUWIN32__)
  60 #  define CASTWNDPROC (long unsigned)
  61 #else
  62 #  ifdef __BORLANDC__
  63
  64 #  ifdef __WIN32__
  65 #    define CASTWNDPROC
  66 #  else
  67        typedef int (pascal * WndProcCast) ();
  68 #      define CASTWNDPROC (WndProcCast)
  69 #  endif
  70
  71 #  else
  72 #    if defined (__WIN32__) && defined(STRICT)
  73        typedef long (_stdcall * WndProcCast) (HWND, unsigned int, unsigned int, long);
  74 #      define CASTWNDPROC (WndProcCast)
  75 #    elif defined(__WIN16__)
  76 #    ifdef __BORLANDC__
  77        typedef int (pascal * WndProcCast) ();
  78 #      define CASTWNDPROC (WndProcCast)
  79 #    else
  80 #      if defined(__VISUALC__) && defined(STRICT)
  81 #        define CASTWNDPROC (WNDPROC)
  82 #      else
  83          typedef int (PASCAL * WndProcCast) ();
  84 #        define CASTWNDPROC (WndProcCast)
  85 #      endif
  86 #    endif
  87 #    else
  88 #      define CASTWNDPROC
  89 #    endif
  90 #  endif
  91 #endif
  92
  93 // ---------------------------------------------------------------------------
  94 // some stuff for old Windows versions (FIXME: what does it do here??)
  95 // ---------------------------------------------------------------------------
  96
  97 #if !defined(APIENTRY)  // NT defines APIENTRY, 3.x not
  98     #define APIENTRY FAR PASCAL
  99 #endif
 100
 101 #ifdef __WIN32__
 102     #define _EXPORT
 103 #else
 104     #define _EXPORT _export
 105 #endif
 106
 107 #ifndef __WIN32__
 108     typedef signed short int SHORT;
 109 #endif
 110
 111 #if !defined(__WIN32__)  // 3.x uses FARPROC for dialogs
 112 #ifndef STRICT
 113     #define DLGPROC FARPROC
 114 #endif
 115 #endif
 116
 117 #if wxUSE_PENWIN
 118     WXDLLEXPORT void wxRegisterPenWin();
 119     WXDLLEXPORT void wxCleanUpPenWin();
 120     WXDLLEXPORT void wxEnablePenAppHooks (bool hook);
 121 #endif // wxUSE_PENWIN
 122
 123 #if wxUSE_ITSY_BITSY
 124     #define IBS_HORZCAPTION    0x4000L
 125     #define IBS_VERTCAPTION    0x8000L
 126
 127     UINT    WINAPI ibGetCaptionSize( HWND hWnd  ) ;
 128     UINT    WINAPI ibSetCaptionSize( HWND hWnd, UINT nSize ) ;
 129     LRESULT WINAPI ibDefWindowProc( HWND hWnd, UINT uiMsg, WPARAM wParam, LPARAM lParam ) ;
 130     VOID    WINAPI ibAdjustWindowRect( HWND hWnd, LPRECT lprc ) ;
 131 #endif // wxUSE_ITSY_BITSY
 132
 133 #if wxUSE_CTL3D
 134     #include "wx/msw/ctl3d/ctl3d.h"
 135 #endif // wxUSE_CTL3D
 136
 137 /*
 138  * Decide what window classes we're going to use
 139  * for this combination of CTl3D/FAFA settings
 140  */
 141
 142 #define STATIC_CLASS     _T("STATIC")
 143 #define STATIC_FLAGS     (SS_LEFT|WS_CHILD|WS_VISIBLE)
 144 #define CHECK_CLASS      _T("BUTTON")
 145 #define CHECK_FLAGS      (BS_AUTOCHECKBOX|WS_TABSTOP|WS_CHILD)
 146 #define CHECK_IS_FAFA   FALSE
 147 #define RADIO_CLASS      _T("BUTTON")
 148 #define RADIO_FLAGS      (BS_AUTORADIOBUTTON|WS_CHILD|WS_VISIBLE)
 149 #define RADIO_SIZE       20
 150 #define RADIO_IS_FAFA   FALSE
 151 #define PURE_WINDOWS
 152 #define GROUP_CLASS      _T("BUTTON")
 153 #define GROUP_FLAGS      (BS_GROUPBOX|WS_CHILD|WS_VISIBLE)
 154
 155 /*
 156 #define BITCHECK_FLAGS   (FB_BITMAP|FC_BUTTONDRAW|FC_DEFAULT|WS_VISIBLE)
 157 #define BITRADIO_FLAGS   (FC_BUTTONDRAW|FB_BITMAP|FC_RADIO|WS_CHILD|WS_VISIBLE)
 158 */
 159
 160 // ---------------------------------------------------------------------------
 161 // misc macros
 162 // ---------------------------------------------------------------------------
 163
 164 #define MEANING_CHARACTER '0'
 165 #define DEFAULT_ITEM_WIDTH  200
 166 #define DEFAULT_ITEM_HEIGHT 80
 167
 168 // Scale font to get edit control height
 169 #define EDIT_HEIGHT_FROM_CHAR_HEIGHT(cy)    (3*(cy)/2)
 170
 171 // Generic subclass proc, for panel item moving/sizing and intercept
 172 // EDIT control VK_RETURN messages
 173 extern LONG APIENTRY _EXPORT
 174   wxSubclassedGenericControlProc(WXHWND hWnd, WXUINT message, WXWPARAM wParam, WXLPARAM lParam);
 175
 176 // ---------------------------------------------------------------------------
 177 // constants which might miss from some compilers' headers
 178 // ---------------------------------------------------------------------------
 179
 180 #if !defined(__WIN32__) && !defined(WS_EX_CLIENTEDGE)
 181     #define WS_EX_CLIENTEDGE 0
 182 #endif
 183
 184 #if defined(__WIN32__) && !defined(WS_EX_CLIENTEDGE)
 185     #define WS_EX_CLIENTEDGE 0x00000200L
 186 #endif
 187
 188 #ifndef ENDSESSION_LOGOFF
 189     #define ENDSESSION_LOGOFF    0x80000000
 190 #endif
 191
 192 // ---------------------------------------------------------------------------
 193 // debug messages
 194 // ---------------------------------------------------------------------------
 195 #if defined(__WIN95__) && defined(__WXDEBUG__) && wxUSE_DBWIN32
 196
 197     #ifndef __TWIN32__
 198         #ifdef OutputDebugString
 199             #undef OutputDebugString
 200         #endif
 201
 202         #define OutputDebugString OutputDebugStringW95
 203     #endif // __TWIN32__
 204
 205     extern void OutputDebugStringW95(const wxChar*, ...);
 206 #endif // USE_DBWIN32
 207
 208 // ---------------------------------------------------------------------------
 209 // macros to make casting between WXFOO and FOO a bit easier: the GetFoo()
 210 // returns Foo cast to the Windows type for oruselves, while GetFooOf() takes
 211 // an argument which should be a pointer or reference to the object of the
 212 // corresponding class (this depends on the macro)
 213 // ---------------------------------------------------------------------------
 214
 215 #define GetHwnd()               ((HWND)GetHWND())
 216 #define GetHwndOf(win)          ((HWND)((win)->GetHWND()))
 217 // old name
 218 #define GetWinHwnd              GetHwndOf
 219
 220 #define GetHdc()                ((HDC)GetHDC())
 221 #define GetHdcOf(dc)            ((HDC)(dc).GetHDC())
 222
 223 #define GetHicon()              ((HICON)GetHICON())
 224 #define GetHiconOf(icon)        ((HICON)(icon).GetHICON())
 225
 226 #define GetHaccel()             ((HACCEL)GetHACCEL())
 227 #define GetHaccelOf(table)      ((HACCEL)((table).GetHACCEL()))
 228
 229 #define GetHmenu()              ((HMENU)GetHMenu())
 230 #define GetHmenuOf(menu)        ((HMENU)menu->GetHMenu())
 231
 232 // ---------------------------------------------------------------------------
 233 // global data
 234 // ---------------------------------------------------------------------------
 235
 236 // The MakeProcInstance version of the function wxSubclassedGenericControlProc
 237 WXDLLEXPORT_DATA(extern FARPROC) wxGenericControlSubClassProc;
 238 WXDLLEXPORT_DATA(extern wxChar*) wxBuffer;
 239 WXDLLEXPORT_DATA(extern HINSTANCE) wxhInstance;
 240
 241 // ---------------------------------------------------------------------------
 242 // global functions
 243 // ---------------------------------------------------------------------------
 244
 245 WXDLLEXPORT HINSTANCE wxGetInstance();
 246 WXDLLEXPORT void wxSetInstance(HINSTANCE hInst);
 247
 248 WXDLLEXPORT wxWindow* wxFindWinFromHandle(WXHWND hWnd);
 249
 250 WXDLLEXPORT void wxGetCharSize(WXHWND wnd, int *x, int *y,wxFont *the_font);
 251 WXDLLEXPORT void wxFillLogFont(LOGFONT *logFont, wxFont *font);
 252 WXDLLEXPORT wxFont wxCreateFontFromLogFont(LOGFONT *logFont);
 253
 254 WXDLLEXPORT void wxSliderEvent(WXHWND control, WXWORD wParam, WXWORD pos);
 255 WXDLLEXPORT void wxScrollBarEvent(WXHWND hbar, WXWORD wParam, WXWORD pos);
 256
 257 // Find maximum size of window/rectangle
 258 WXDLLEXPORT extern void wxFindMaxSize(WXHWND hwnd, RECT *rect);
 259
 260 WXDLLEXPORT wxWindow* wxFindControlFromHandle(WXHWND hWnd);
 261 WXDLLEXPORT void wxAddControlHandle(WXHWND hWnd, wxWindow *item);
 262
 263 // Safely get the window text (i.e. without using fixed size buffer)
 264 WXDLLEXPORT extern wxString wxGetWindowText(WXHWND hWnd);
 265
 266 // get the window class name
 267 WXDLLEXPORT extern wxString wxGetWindowClass(WXHWND hWnd);
 268
 269 // get the window id (should be unsigned, hence this is not wxWindowID which
 270 // is, for mainly historical reasons, signed)
 271 WXDLLEXPORT extern WXWORD wxGetWindowId(WXHWND hWnd);
 272
 273 // Does this window style specify any border?
 274 inline bool wxStyleHasBorder(long style)
 275 {
 276   return (style & (wxSIMPLE_BORDER | wxRAISED_BORDER |
 277                    wxSUNKEN_BORDER | wxDOUBLE_BORDER)) != 0;
 278 }
 279
 280 #endif
 281     // _WX_PRIVATE_H_