103 lines
4.2 KiB
C
103 lines
4.2 KiB
C
/****************************************************************************
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* Copyright (c) 1998,2000 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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/****************************************************************************
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* Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 *
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****************************************************************************/
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#include "form.priv.h"
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MODULE_ID("$Id: frm_page.c,v 1.6 2000/12/10 02:09:37 tom Exp $")
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/*---------------------------------------------------------------------------
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| Facility : libnform
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| Function : int set_form_page(FORM * form,int page)
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| Description : Set the page number of the form.
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| Return Values : E_OK - success
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| E_BAD_ARGUMENT - invalid form pointer or page number
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| E_BAD_STATE - called from a hook routine
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| E_INVALID_FIELD - current field can't be left
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| E_SYSTEM_ERROR - system error
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(int)
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set_form_page (FORM * form, int page)
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{
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int err = E_OK;
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if ( !form || (page<0) || (page>=form->maxpage) )
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RETURN(E_BAD_ARGUMENT);
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if (!(form->status & _POSTED))
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{
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form->curpage = page;
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form->current = _nc_First_Active_Field(form);
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}
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else
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{
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if (form->status & _IN_DRIVER)
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err = E_BAD_STATE;
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else
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{
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if (form->curpage != page)
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{
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if (!_nc_Internal_Validation(form))
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err = E_INVALID_FIELD;
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else
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{
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Call_Hook(form,fieldterm);
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Call_Hook(form,formterm);
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err = _nc_Set_Form_Page(form,page,(FIELD *)0);
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Call_Hook(form,forminit);
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Call_Hook(form,fieldinit);
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_nc_Refresh_Current_Field(form);
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}
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}
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}
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}
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RETURN(err);
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}
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/*---------------------------------------------------------------------------
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| Facility : libnform
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| Function : int form_page(const FORM * form)
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| Description : Return the current page of the form.
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| Return Values : >= 0 : current page number
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| -1 : invalid form pointer
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(int)
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form_page (const FORM * form)
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{
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return Normalize_Form(form)->curpage;
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}
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/* frm_page.c ends here */
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