| /**************************************************************************** |
| * 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 set_current_field(FORM * form,FIELD * field) |
| | |
| | Description : Set the current field of the form to the specified one. |
| | |
| | Return Values : E_OK - success |
| | E_BAD_ARGUMENT - invalid form or field pointer |
| | E_REQUEST_DENIED - field not selectable |
| | E_BAD_STATE - called from a hook routine |
| | E_INVALID_FIELD - current field can't be left |
| | E_SYSTEM_ERROR - system error |
| +--------------------------------------------------------------------------*/ |
| int set_current_field(FORM * form, FIELD * field) |
| { |
| int err = E_OK; |
| |
| if ( !form || !field ) |
| RETURN(E_BAD_ARGUMENT); |
| |
| if ( (form != field->form) || Field_Is_Not_Selectable(field) ) |
| RETURN(E_REQUEST_DENIED); |
| |
| if (!(form->status & _POSTED)) |
| { |
| form->current = field; |
| form->curpage = field->page; |
| } |
| else |
| { |
| if (form->status & _IN_DRIVER) |
| err = E_BAD_STATE; |
| else |
| { |
| if (form->current != field) |
| { |
| if (!_nc_Internal_Validation(form)) |
| err = E_INVALID_FIELD; |
| else |
| { |
| Call_Hook(form,fieldterm); |
| if (field->page != form->curpage) |
| { |
| Call_Hook(form,formterm); |
| err = _nc_Set_Form_Page(form,field->page,field); |
| Call_Hook(form,forminit); |
| } |
| else |
| { |
| err = _nc_Set_Current_Field(form,field); |
| } |
| Call_Hook(form,fieldinit); |
| _nc_Refresh_Current_Field(form); |
| } |
| } |
| } |
| } |
| RETURN(err); |
| } |
| |
| /*--------------------------------------------------------------------------- |
| | Facility : libnform |
| | Function : FIELD *current_field(const FORM * form) |
| | |
| | Description : Return the current field. |
| | |
| | Return Values : Pointer to the current field. |
| +--------------------------------------------------------------------------*/ |
| FIELD *current_field(const FORM * form) |
| { |
| return Normalize_Form(form)->current; |
| } |
| |
| /*--------------------------------------------------------------------------- |
| | Facility : libnform |
| | Function : int field_index(const FIELD * field) |
| | |
| | Description : Return the index of the field in the field-array of |
| | the form. |
| | |
| | Return Values : >= 0 : field index |
| | -1 : fieldpointer invalid or field not connected |
| +--------------------------------------------------------------------------*/ |
| int field_index(const FIELD * field) |
| { |
| return ( (field && field->form) ? field->index : -1 ); |
| } |
| |
| /* fld_current.c ends here */ |