| /**************************************************************************** |
| * Copyright (c) 1998 Free Software Foundation, Inc. * |
| * * |
| * Permission is hereby granted, free of charge, to any person obtaining a * |
| * copy of this software and associated documentation files (the * |
| * "Software"), to deal in the Software without restriction, including * |
| * without limitation the rights to use, copy, modify, merge, publish, * |
| * distribute, distribute with modifications, sublicense, and/or sell * |
| * copies of the Software, and to permit persons to whom the Software is * |
| * furnished to do so, subject to the following conditions: * |
| * * |
| * The above copyright notice and this permission notice shall be included * |
| * in all copies or substantial portions of the Software. * |
| * * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * |
| * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * |
| * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * |
| * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * |
| * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * |
| * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * |
| * * |
| * Except as contained in this notice, the name(s) of the above copyright * |
| * holders shall not be used in advertising or otherwise to promote the * |
| * sale, use or other dealings in this Software without prior written * |
| * authorization. * |
| ****************************************************************************/ |
| |
| /**************************************************************************** |
| * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 * |
| ****************************************************************************/ |
| #include "form.priv.h" |
| |
| MODULE_ID("$Id$") |
| |
| /*--------------------------------------------------------------------------- |
| | Facility : libnform |
| | Function : int post_form(FORM * form) |
| | |
| | Description : Writes the form into its associated subwindow. |
| | |
| | Return Values : E_OK - success |
| | E_BAD_ARGUMENT - invalid form pointer |
| | E_POSTED - form already posted |
| | E_NOT_CONNECTED - no fields connected to form |
| | E_NO_ROOM - form doesn't fit into subwindow |
| | E_SYSTEM_ERROR - system error |
| +--------------------------------------------------------------------------*/ |
| int post_form(FORM * form) |
| { |
| WINDOW *formwin; |
| int err; |
| int page; |
| int height, width; |
| |
| if (!form) |
| RETURN(E_BAD_ARGUMENT); |
| |
| if (form->status & _POSTED) |
| RETURN(E_POSTED); |
| |
| if (!(form->field)) |
| RETURN(E_NOT_CONNECTED); |
| |
| formwin = Get_Form_Window(form); |
| getmaxyx(formwin, height, width); |
| if ((form->cols > width) || (form->rows > height)) |
| RETURN(E_NO_ROOM); |
| |
| /* reset form->curpage to an invalid value. This forces Set_Form_Page |
| to do the page initialization which is required by post_form. |
| */ |
| page = form->curpage; |
| form->curpage = -1; |
| if ((err = _nc_Set_Form_Page(form,page,form->current))!=E_OK) |
| RETURN(err); |
| |
| form->status |= _POSTED; |
| |
| Call_Hook(form,forminit); |
| Call_Hook(form,fieldinit); |
| |
| _nc_Refresh_Current_Field(form); |
| RETURN(E_OK); |
| } |
| |
| /*--------------------------------------------------------------------------- |
| | Facility : libnform |
| | Function : int unpost_form(FORM * form) |
| | |
| | Description : Erase form from its associated subwindow. |
| | |
| | Return Values : E_OK - success |
| | E_BAD_ARGUMENT - invalid form pointer |
| | E_NOT_POSTED - form isn't posted |
| | E_BAD_STATE - called from a hook routine |
| +--------------------------------------------------------------------------*/ |
| int unpost_form(FORM * form) |
| { |
| if (!form) |
| RETURN(E_BAD_ARGUMENT); |
| |
| if (!(form->status & _POSTED)) |
| RETURN(E_NOT_POSTED); |
| |
| if (form->status & _IN_DRIVER) |
| RETURN(E_BAD_STATE); |
| |
| Call_Hook(form,fieldterm); |
| Call_Hook(form,formterm); |
| |
| werase(Get_Form_Window(form)); |
| delwin(form->w); |
| form->w = (WINDOW *)0; |
| form->status &= ~_POSTED; |
| RETURN(E_OK); |
| } |
| |
| /* frm_post.c ends here */ |