120 lines
4.7 KiB
C
120 lines
4.7 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_post.c,v 1.5 2000/12/10 02:09:37 tom Exp $")
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/*---------------------------------------------------------------------------
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| Facility : libnform
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| Function : int post_form(FORM * form)
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| Description : Writes the form into its associated subwindow.
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| Return Values : E_OK - success
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| E_BAD_ARGUMENT - invalid form pointer
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| E_POSTED - form already posted
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| E_NOT_CONNECTED - no fields connected to form
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| E_NO_ROOM - form doesn't fit into subwindow
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| E_SYSTEM_ERROR - system error
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(int)
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post_form (FORM * form)
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{
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WINDOW *formwin;
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int err;
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int page;
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if (!form)
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RETURN(E_BAD_ARGUMENT);
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if (form->status & _POSTED)
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RETURN(E_POSTED);
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if (!(form->field))
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RETURN(E_NOT_CONNECTED);
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formwin = Get_Form_Window(form);
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if ((form->cols > getmaxx(formwin)) || (form->rows > getmaxy(formwin)))
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RETURN(E_NO_ROOM);
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/* reset form->curpage to an invald value. This forces Set_Form_Page
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to do the page initialization which is required by post_form.
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*/
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page = form->curpage;
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form->curpage = -1;
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if ((err = _nc_Set_Form_Page(form,page,form->current))!=E_OK)
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RETURN(err);
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form->status |= _POSTED;
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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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RETURN(E_OK);
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}
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/*---------------------------------------------------------------------------
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| Facility : libnform
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| Function : int unpost_form(FORM * form)
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| Description : Erase form from its associated subwindow.
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| Return Values : E_OK - success
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| E_BAD_ARGUMENT - invalid form pointer
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| E_NOT_POSTED - form isn't posted
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| E_BAD_STATE - called from a hook routine
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(int)
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unpost_form (FORM * form)
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{
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if (!form)
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RETURN(E_BAD_ARGUMENT);
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if (!(form->status & _POSTED))
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RETURN(E_NOT_POSTED);
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if (form->status & _IN_DRIVER)
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RETURN(E_BAD_STATE);
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Call_Hook(form,fieldterm);
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Call_Hook(form,formterm);
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werase(Get_Form_Window(form));
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delwin(form->w);
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form->w = (WINDOW *)0;
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form->status &= ~_POSTED;
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RETURN(E_OK);
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}
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/* frm_post.c ends here */
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