controls/widgets.c

   1 /*
   2  * Windows widgets (built-in window classes)
   3  *
   4  * Copyright 1993 Alexandre Julliard
   5  */
   6
   7 #include "win.h"
   8 #include "button.h"
   9 #include "static.h"
  10 #include "scroll.h"
  11 #include "desktop.h"
  12 #include "mdi.h"
  13 #include "gdi.h"
  14 #include "user.h"
  15 #include "module.h"
  16 #include "heap.h"
  17
  18 static WNDCLASS16 WIDGETS_BuiltinClasses16[] =
  19 {
  20     { CS_GLOBALCLASS | CS_PARENTDC,
  21           (WNDPROC16)"StaticWndProc", 0, sizeof(STATICINFO),
  22           0, 0, 0, 0, 0, (SEGPTR)"STATIC" },
  23     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
  24           (WNDPROC16)"ScrollBarWndProc", 0, sizeof(SCROLLINFO),
  25           0, 0, 0, 0, 0, (SEGPTR)"SCROLLBAR" },
  26     { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
  27           (WNDPROC16)"ListBoxWndProc", 0, 8,
  28           0, 0, 0, 0, 0, (SEGPTR)"LISTBOX" },
  29     { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
  30           (WNDPROC16)"ComboBoxWndProc", 0, 8,
  31           0, 0, 0, 0, 0, (SEGPTR)"COMBOBOX" },
  32     { CS_GLOBALCLASS | CS_DBLCLKS | CS_SAVEBITS,
  33           (WNDPROC16)"ComboLBoxWndProc", 0, 8,
  34           0, 0, 0, 0, 0, (SEGPTR)"COMBOLBOX" },
  35     { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
  36           (WNDPROC16)"EditWndProc", 0, sizeof(DWORD),
  37           0, 0, 0, 0, 0, (SEGPTR)"EDIT" },
  38     { CS_GLOBALCLASS | CS_SAVEBITS, (WNDPROC16)"PopupMenuWndProc", 0, 8,
  39           0, 0, 0, 0, 0, (SEGPTR)POPUPMENU_CLASS_NAME },
  40     { CS_GLOBALCLASS | CS_SAVEBITS, (WNDPROC16)"DefDlgProc", 0, DLGWINDOWEXTRA,
  41           0, 0, 0, 0, 0, (SEGPTR)DIALOG_CLASS_NAME },
  42     { CS_GLOBALCLASS, (WNDPROC16)"MDIClientWndProc", 0, sizeof(MDICLIENTINFO),
  43           0, 0, 0, STOCK_LTGRAY_BRUSH, 0, (SEGPTR)"MDICLIENT" }
  44 };
  45
  46 #define NB_BUILTIN_CLASSES16 \
  47          (sizeof(WIDGETS_BuiltinClasses16)/sizeof(WIDGETS_BuiltinClasses16[0]))
  48
  49 static WNDCLASS32A WIDGETS_BuiltinClasses32[] =
  50 {
  51     { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
  52           ButtonWndProc, 0, sizeof(BUTTONINFO), 0, 0, 0, 0, 0, "BUTTON" },
  53     { CS_GLOBALCLASS, DesktopWndProc, 0, sizeof(DESKTOPINFO),
  54           0, 0, 0, 0, 0, DESKTOP_CLASS_NAME }
  55 };
  56
  57 #define NB_BUILTIN_CLASSES32 \
  58          (sizeof(WIDGETS_BuiltinClasses32)/sizeof(WIDGETS_BuiltinClasses32[0]))
  59
  60
  61 /***********************************************************************
  62  *           WIDGETS_Init
  63  *
  64  * Initialize the built-in window classes.
  65  */
  66 BOOL WIDGETS_Init(void)
  67 {
  68     int i;
  69     char *name;
  70     WNDCLASS16 *class16  = WIDGETS_BuiltinClasses16;
  71     WNDCLASS32A *class32 = WIDGETS_BuiltinClasses32;
  72
  73     if (!(name = SEGPTR_ALLOC( 20 * sizeof(char) ))) return FALSE;
  74
  75     /* Create 16-bit classes */
  76
  77     for (i = 0; i < NB_BUILTIN_CLASSES16; i++, class16++)
  78     {
  79         strcpy( name, (char *)class16->lpszClassName );
  80         class16->lpszClassName = SEGPTR_GET(name);
  81         class16->hCursor = LoadCursor( 0, IDC_ARROW );
  82         class16->lpfnWndProc = MODULE_GetWndProcEntry16( (char *)class16->lpfnWndProc );
  83         if (!RegisterClass16( class16 )) return FALSE;
  84     }
  85
  86     /* Create 32-bit classes */
  87
  88     for (i = 0; i < NB_BUILTIN_CLASSES32; i++, class32++)
  89     {
  90         /* Just to make sure the string is > 0x10000 */
  91         strcpy( name, (char *)class32->lpszClassName );
  92         class32->lpszClassName = name;
  93         class32->hCursor = LoadCursor( 0, IDC_ARROW );
  94         if (!RegisterClass32A( class32 )) return FALSE;
  95     }
  96
  97     SEGPTR_FREE(name);
  98     return TRUE;
  99 }