reactos/dll/user32/controls/regcontrol.c

   1 /* $Id$
   2  *
   3  * COPYRIGHT:        See COPYING in the top level directory
   4  * PROJECT:          ReactOS User32
   5  * PURPOSE:          Built-in control registration
   6  * FILE:             lib/user32/controls/regcontrol.c
   7  * PROGRAMER:        Ge van Geldorp (ge@gse.nl)
   8  * REVISION HISTORY: 2003/06/16 GvG Created
   9  * NOTES:            Adapted from Wine
  10  */
  11
  12 #include <user32.h>
  13
  14 static void RegisterBuiltinClass(const struct builtin_class_descr *Descr)
  15 {
  16    WNDCLASSEXW wc;
  17    UNICODE_STRING ClassName;
  18    UNICODE_STRING MenuName;
  19
  20    wc.cbSize = sizeof(WNDCLASSEXW);
  21    wc.lpszClassName = Descr->name;
  22    wc.lpfnWndProc = Descr->procW;
  23    wc.style = Descr->style;
  24    wc.hInstance = User32Instance;
  25    wc.hIcon = NULL;
  26    wc.hIconSm = NULL;
  27    wc.hCursor = LoadCursorW(NULL, Descr->cursor);
  28    wc.hbrBackground = Descr->brush;
  29    wc.lpszMenuName = NULL;
  30    wc.cbClsExtra = 0;
  31    wc.cbWndExtra = Descr->extra;
  32
  33    MenuName.Length =
  34    MenuName.MaximumLength = 0;
  35    MenuName.Buffer = NULL;
  36
  37    if (IS_ATOM(Descr->name))
  38    {
  39       ClassName.Length =
  40       ClassName.MaximumLength = 0;
  41       ClassName.Buffer = (LPWSTR)Descr->name;
  42    } else
  43    {
  44       RtlInitUnicodeString(&ClassName, Descr->name);
  45    }
  46
  47    NtUserRegisterClassExWOW(
  48       &wc,
  49       &ClassName,
  50       &ClassName,
  51       &MenuName,
  52       Descr->procA,
  53       REGISTERCLASS_SYSTEM,
  54       0,
  55       0);
  56 }
  57
  58 /***********************************************************************
  59  *           ControlsInit
  60  *
  61  * Register the classes for the builtin controls
  62  */
  63 BOOL FASTCALL
  64 ControlsInit(LPCWSTR ClassName)
  65 {
  66   static const struct builtin_class_descr *ClassDescriptions[] =
  67     {
  68       &DIALOG_builtin_class,
  69       &POPUPMENU_builtin_class,
  70       &COMBO_builtin_class,
  71       &COMBOLBOX_builtin_class,
  72 #if 0
  73       &DESKTOP_builtin_class,
  74 #endif
  75       &MDICLIENT_builtin_class,
  76 #if 0
  77       &MENU_builtin_class,
  78 #endif
  79       &SCROLL_builtin_class,
  80       &BUTTON_builtin_class,
  81       &LISTBOX_builtin_class,
  82       &EDIT_builtin_class,
  83       &ICONTITLE_builtin_class,
  84       &STATIC_builtin_class
  85     };
  86   unsigned i;
  87   BOOL Register;
  88
  89   Register = FALSE;
  90   if (IS_ATOM(ClassName))
  91     {
  92       for (i = 0;
  93            ! Register && i < sizeof(ClassDescriptions) / sizeof(ClassDescriptions[0]);
  94            i++)
  95         {
  96           if (IS_ATOM(ClassDescriptions[i]->name))
  97             {
  98               Register = (ClassName == ClassDescriptions[i]->name);
  99             }
 100         }
 101     }
 102   else
 103     {
 104       for (i = 0;
 105            ! Register && i < sizeof(ClassDescriptions) / sizeof(ClassDescriptions[0]);
 106            i++)
 107         {
 108           if (! IS_ATOM(ClassDescriptions[i]->name))
 109             {
 110               Register = (0 == _wcsicmp(ClassName, ClassDescriptions[i]->name));
 111             }
 112         }
 113     }
 114
 115   if (Register)
 116     {
 117       for (i = 0; i < sizeof(ClassDescriptions) / sizeof(ClassDescriptions[0]); i++)
 118         {
 119           RegisterBuiltinClass(ClassDescriptions[i]);
 120         }
 121     }
 122
 123   return Register;
 124 }