controls/widgets.c

/*
 * Windows widgets (built-in window classes)
 *
 * Copyright 1993 Alexandre Julliard
 */

#include "win.h"
#include "button.h"
#include "static.h"
#include "scroll.h"
#include "desktop.h"
#include "mdi.h"
#include "gdi.h"
#include "user.h"
#include "module.h"
#include "heap.h"

static WNDCLASS16 WIDGETS_BuiltinClasses[] =
{
    { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
          (WNDPROC16)"ButtonWndProc", 0, sizeof(BUTTONINFO),
          0, 0, 0, 0, 0, (SEGPTR)"BUTTON" },
    { CS_GLOBALCLASS | CS_PARENTDC,
          (WNDPROC16)"StaticWndProc", 0, sizeof(STATICINFO),
          0, 0, 0, 0, 0, (SEGPTR)"STATIC" },
    { CS_GLOBALCLASS | CS_DBLCLKS | CS_VREDRAW | CS_HREDRAW | CS_PARENTDC,
          (WNDPROC16)"ScrollBarWndProc", 0, sizeof(SCROLLINFO),
          0, 0, 0, 0, 0, (SEGPTR)"SCROLLBAR" },
    { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
          (WNDPROC16)"ListBoxWndProc", 0, 8,
          0, 0, 0, 0, 0, (SEGPTR)"LISTBOX" },
    { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
          (WNDPROC16)"ComboBoxWndProc", 0, 8,
          0, 0, 0, 0, 0, (SEGPTR)"COMBOBOX" },
    { CS_GLOBALCLASS | CS_DBLCLKS | CS_SAVEBITS,
          (WNDPROC16)"ComboLBoxWndProc", 0, 8,
          0, 0, 0, 0, 0, (SEGPTR)"COMBOLBOX" },
    { CS_GLOBALCLASS | CS_PARENTDC | CS_DBLCLKS,
          (WNDPROC16)"EditWndProc", 0, sizeof(DWORD),
          0, 0, 0, 0, 0, (SEGPTR)"EDIT" },
    { CS_GLOBALCLASS | CS_SAVEBITS, (WNDPROC16)"PopupMenuWndProc", 0, 8,
          0, 0, 0, 0, 0, (SEGPTR)POPUPMENU_CLASS_NAME },
    { CS_GLOBALCLASS, (WNDPROC16)"DesktopWndProc", 0, sizeof(DESKTOPINFO),
          0, 0, 0, 0, 0, (SEGPTR)DESKTOP_CLASS_NAME },
    { CS_GLOBALCLASS | CS_SAVEBITS, (WNDPROC16)"DefDlgProc", 0, DLGWINDOWEXTRA,
          0, 0, 0, 0, 0, (SEGPTR)DIALOG_CLASS_NAME },
    { CS_GLOBALCLASS, (WNDPROC16)"MDIClientWndProc", 0, sizeof(MDICLIENTINFO),
          0, 0, 0, STOCK_LTGRAY_BRUSH, 0, (SEGPTR)"MDICLIENT" }
};

#define NB_BUILTIN_CLASSES \
         (sizeof(WIDGETS_BuiltinClasses)/sizeof(WIDGETS_BuiltinClasses[0]))


/***********************************************************************
 *           WIDGETS_Init
 * 
 * Initialize the built-in window classes.
 */
BOOL WIDGETS_Init(void)
{
    int i;
    char *name;
    WNDCLASS16 *class = WIDGETS_BuiltinClasses;

    if (!(name = SEGPTR_ALLOC( 20 * sizeof(char) ))) return FALSE;
    for (i = 0; i < NB_BUILTIN_CLASSES; i++, class++)
    {
        strcpy( name, (char *)class->lpszClassName );
        class->lpszClassName = SEGPTR_GET(name);
        class->hCursor = LoadCursor( 0, IDC_ARROW );
        class->lpfnWndProc = MODULE_GetWndProcEntry16( (char *)class->lpfnWndProc );
        if (!RegisterClass16( class )) return FALSE;
    }
    SEGPTR_FREE(name);
    return TRUE;
}