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/****************************************************************************
* Copyright (c) 1998 Free Software Foundation, Inc. *
* *
* Permission is hereby granted, free of charge, to any person obtaining a *
* copy of this software and associated documentation files (the *
* "Software"), to deal in the Software without restriction, including *
* without limitation the rights to use, copy, modify, merge, publish, *
* distribute, distribute with modifications, sublicense, and/or sell *
* copies of the Software, and to permit persons to whom the Software is *
* furnished to do so, subject to the following conditions: *
* *
* The above copyright notice and this permission notice shall be included *
* in all copies or substantial portions of the Software. *
* *
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
* *
* Except as contained in this notice, the name(s) of the above copyright *
* holders shall not be used in advertising or otherwise to promote the *
* sale, use or other dealings in this Software without prior written *
* authorization. *
****************************************************************************/
/****************************************************************************
* Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 *
****************************************************************************/
#include "form.priv.h"
MODULE_ID("$Id: frm_page.c,v 1.5 1999/05/16 17:21:26 juergen Exp $")
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : int set_form_page(FORM * form,int page)
|
| Description : Set the page number of the form.
|
| Return Values : E_OK - success
| E_BAD_ARGUMENT - invalid form pointer or page number
| E_BAD_STATE - called from a hook routine
| E_INVALID_FIELD - current field can't be left
| E_SYSTEM_ERROR - system error
+--------------------------------------------------------------------------*/
int set_form_page(FORM * form, int page)
{
int err = E_OK;
if ( !form || (page<0) || (page>=form->maxpage) )
RETURN(E_BAD_ARGUMENT);
if (!(form->status & _POSTED))
{
form->curpage = page;
form->current = _nc_First_Active_Field(form);
}
else
{
if (form->status & _IN_DRIVER)
err = E_BAD_STATE;
else
{
if (form->curpage != page)
{
if (!_nc_Internal_Validation(form))
err = E_INVALID_FIELD;
else
{
Call_Hook(form,fieldterm);
Call_Hook(form,formterm);
err = _nc_Set_Form_Page(form,page,(FIELD *)0);
Call_Hook(form,forminit);
Call_Hook(form,fieldinit);
_nc_Refresh_Current_Field(form);
}
}
}
}
RETURN(err);
}
/*---------------------------------------------------------------------------
| Facility : libnform
| Function : int form_page(const FORM * form)
|
| Description : Return the current page of the form.
|
| Return Values : >= 0 : current page number
| -1 : invalid form pointer
+--------------------------------------------------------------------------*/
int form_page(const FORM * form)
{
return Normalize_Form(form)->curpage;
}
/* frm_page.c ends here */
|
