1/* $NetBSD: post.c,v 1.10 2016/03/09 19:47:13 christos Exp $ */ 2 3/*- 4 * Copyright (c) 1998-2000 Brett Lymn 5 * (blymn@baea.com.au, brett_lymn@yahoo.com.au) 6 * All rights reserved. 7 * 8 * This code has been donated to The NetBSD Foundation by the Author. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. The name of the author may not be used to endorse or promote products 16 * derived from this software without specific prior written permission 17 * 18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 19 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 20 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 21 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 22 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 23 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 24 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 25 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 26 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 27 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 28 * 29 * 30 */ 31 32#include <sys/cdefs.h> 33__RCSID("$NetBSD: post.c,v 1.10 2016/03/09 19:47:13 christos Exp $"); 34 35#include "form.h" 36#include "internals.h" 37 38/* 39 * Post the form to the screen. 40 */ 41int 42post_form(FORM *form) 43{ 44 int rows, cols, status; 45 46 if (form == NULL) 47 return E_BAD_ARGUMENT; 48 49 if (form->posted == 1) 50 return E_POSTED; 51 52 if ((form->fields == NULL) || (form->fields[0] == NULL)) 53 return E_NOT_CONNECTED; 54 55 if (form->in_init == 1) 56 return E_BAD_STATE; 57 58 if (scale_form(form, &rows, &cols) != E_OK) 59 return E_SYSTEM_ERROR; 60 61 if ((form->scrwin != NULL) && ((rows > getmaxy(form->scrwin)) 62 || (cols > getmaxx(form->scrwin)))) { 63 return E_NO_ROOM; 64 } 65 66 form->in_init = 1; 67 if (form->form_init != NULL) 68 form->form_init(form); 69 70 if (form->field_init != NULL) 71 form->field_init(form); 72 form->in_init = 0; 73 74 _formi_pos_first_field(form); 75 if ((status = _formi_draw_page(form)) != E_OK) 76 return status; 77 78 form->posted = 1; 79 pos_form_cursor(form); 80 81 return E_OK; 82} 83 84/* 85 * Unpost the form from the screen 86 */ 87int 88unpost_form(FORM *form) 89{ 90 91 if (form == NULL) 92 return E_BAD_ARGUMENT; 93 94 if (form->posted != 1) 95 return E_NOT_POSTED; 96 97 if (form->in_init == 1) 98 return E_BAD_STATE; 99 100 form->in_init = 1; 101 if (form->field_term != NULL) 102 form->field_term(form); 103 104 if (form->form_term != NULL) 105 form->form_term(form); 106 form->in_init = 0; 107 108 wclear(form->scrwin); 109 110 form->posted = 0; 111 112 return E_OK; 113} 114 115