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/* $OpenBSD: frm_post.c,v 1.6 2015/01/23 22:48:51 krw Exp $ */ |
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/**************************************************************************** |
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* Copyright (c) 1998-2003,2004 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, 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 1.6 2015/01/23 22:48:51 krw 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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T((T_CALLED("post_form(%p)"), form)); |
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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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T((T_CALLED("unpost_form(%p)"), form)); |
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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 */ |