| 1 | /****************************************************************************
|
|---|
| 2 | * Copyright (c) 1998-2003,2004 Free Software Foundation, Inc. *
|
|---|
| 3 | * *
|
|---|
| 4 | * Permission is hereby granted, free of charge, to any person obtaining a *
|
|---|
| 5 | * copy of this software and associated documentation files (the *
|
|---|
| 6 | * "Software"), to deal in the Software without restriction, including *
|
|---|
| 7 | * without limitation the rights to use, copy, modify, merge, publish, *
|
|---|
| 8 | * distribute, distribute with modifications, sublicense, and/or sell *
|
|---|
| 9 | * copies of the Software, and to permit persons to whom the Software is *
|
|---|
| 10 | * furnished to do so, subject to the following conditions: *
|
|---|
| 11 | * *
|
|---|
| 12 | * The above copyright notice and this permission notice shall be included *
|
|---|
| 13 | * in all copies or substantial portions of the Software. *
|
|---|
| 14 | * *
|
|---|
| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
|
|---|
| 16 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
|
|---|
| 17 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
|
|---|
| 18 | * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
|
|---|
| 19 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
|
|---|
| 20 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
|
|---|
| 21 | * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
|
|---|
| 22 | * *
|
|---|
| 23 | * Except as contained in this notice, the name(s) of the above copyright *
|
|---|
| 24 | * holders shall not be used in advertising or otherwise to promote the *
|
|---|
| 25 | * sale, use or other dealings in this Software without prior written *
|
|---|
| 26 | * authorization. *
|
|---|
| 27 | ****************************************************************************/
|
|---|
| 28 |
|
|---|
| 29 | /****************************************************************************
|
|---|
| 30 | * Author: Juergen Pfeifer, 1995,1997 *
|
|---|
| 31 | ****************************************************************************/
|
|---|
| 32 |
|
|---|
| 33 | #include "form.priv.h"
|
|---|
| 34 |
|
|---|
| 35 | MODULE_ID("$Id: frm_post.c,v 1.9 2004/12/11 22:19:06 tom Exp $")
|
|---|
| 36 |
|
|---|
| 37 | /*---------------------------------------------------------------------------
|
|---|
| 38 | | Facility : libnform
|
|---|
| 39 | | Function : int post_form(FORM * form)
|
|---|
| 40 | |
|
|---|
| 41 | | Description : Writes the form into its associated subwindow.
|
|---|
| 42 | |
|
|---|
| 43 | | Return Values : E_OK - success
|
|---|
| 44 | | E_BAD_ARGUMENT - invalid form pointer
|
|---|
| 45 | | E_POSTED - form already posted
|
|---|
| 46 | | E_NOT_CONNECTED - no fields connected to form
|
|---|
| 47 | | E_NO_ROOM - form doesn't fit into subwindow
|
|---|
| 48 | | E_SYSTEM_ERROR - system error
|
|---|
| 49 | +--------------------------------------------------------------------------*/
|
|---|
| 50 | NCURSES_EXPORT(int)
|
|---|
| 51 | post_form(FORM *form)
|
|---|
| 52 | {
|
|---|
| 53 | WINDOW *formwin;
|
|---|
| 54 | int err;
|
|---|
| 55 | int page;
|
|---|
| 56 |
|
|---|
| 57 | T((T_CALLED("post_form(%p)"), form));
|
|---|
| 58 |
|
|---|
| 59 | if (!form)
|
|---|
| 60 | RETURN(E_BAD_ARGUMENT);
|
|---|
| 61 |
|
|---|
| 62 | if (form->status & _POSTED)
|
|---|
| 63 | RETURN(E_POSTED);
|
|---|
| 64 |
|
|---|
| 65 | if (!(form->field))
|
|---|
| 66 | RETURN(E_NOT_CONNECTED);
|
|---|
| 67 |
|
|---|
| 68 | formwin = Get_Form_Window(form);
|
|---|
| 69 | if ((form->cols > getmaxx(formwin)) || (form->rows > getmaxy(formwin)))
|
|---|
| 70 | RETURN(E_NO_ROOM);
|
|---|
| 71 |
|
|---|
| 72 | /* reset form->curpage to an invald value. This forces Set_Form_Page
|
|---|
| 73 | to do the page initialization which is required by post_form.
|
|---|
| 74 | */
|
|---|
| 75 | page = form->curpage;
|
|---|
| 76 | form->curpage = -1;
|
|---|
| 77 | if ((err = _nc_Set_Form_Page(form, page, form->current)) != E_OK)
|
|---|
| 78 | RETURN(err);
|
|---|
| 79 |
|
|---|
| 80 | form->status |= _POSTED;
|
|---|
| 81 |
|
|---|
| 82 | Call_Hook(form, forminit);
|
|---|
| 83 | Call_Hook(form, fieldinit);
|
|---|
| 84 |
|
|---|
| 85 | _nc_Refresh_Current_Field(form);
|
|---|
| 86 | RETURN(E_OK);
|
|---|
| 87 | }
|
|---|
| 88 |
|
|---|
| 89 | /*---------------------------------------------------------------------------
|
|---|
| 90 | | Facility : libnform
|
|---|
| 91 | | Function : int unpost_form(FORM * form)
|
|---|
| 92 | |
|
|---|
| 93 | | Description : Erase form from its associated subwindow.
|
|---|
| 94 | |
|
|---|
| 95 | | Return Values : E_OK - success
|
|---|
| 96 | | E_BAD_ARGUMENT - invalid form pointer
|
|---|
| 97 | | E_NOT_POSTED - form isn't posted
|
|---|
| 98 | | E_BAD_STATE - called from a hook routine
|
|---|
| 99 | +--------------------------------------------------------------------------*/
|
|---|
| 100 | NCURSES_EXPORT(int)
|
|---|
| 101 | unpost_form(FORM *form)
|
|---|
| 102 | {
|
|---|
| 103 | T((T_CALLED("unpost_form(%p)"), form));
|
|---|
| 104 |
|
|---|
| 105 | if (!form)
|
|---|
| 106 | RETURN(E_BAD_ARGUMENT);
|
|---|
| 107 |
|
|---|
| 108 | if (!(form->status & _POSTED))
|
|---|
| 109 | RETURN(E_NOT_POSTED);
|
|---|
| 110 |
|
|---|
| 111 | if (form->status & _IN_DRIVER)
|
|---|
| 112 | RETURN(E_BAD_STATE);
|
|---|
| 113 |
|
|---|
| 114 | Call_Hook(form, fieldterm);
|
|---|
| 115 | Call_Hook(form, formterm);
|
|---|
| 116 |
|
|---|
| 117 | werase(Get_Form_Window(form));
|
|---|
| 118 | delwin(form->w);
|
|---|
| 119 | form->w = (WINDOW *)0;
|
|---|
| 120 | form->status &= ~_POSTED;
|
|---|
| 121 | RETURN(E_OK);
|
|---|
| 122 | }
|
|---|
| 123 |
|
|---|
| 124 | /* frm_post.c ends here */
|
|---|
