diff options
Diffstat (limited to 'Source/CursesDialog/form/frm_hook.c')
| -rw-r--r-- | Source/CursesDialog/form/frm_hook.c | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/Source/CursesDialog/form/frm_hook.c b/Source/CursesDialog/form/frm_hook.c new file mode 100644 index 0000000..eb654c4 --- /dev/null +++ b/Source/CursesDialog/form/frm_hook.c @@ -0,0 +1,140 @@ +/**************************************************************************** + * 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("$Id$") + +/* "Template" macro to generate function to set application specific hook */ +#define GEN_HOOK_SET_FUNCTION( typ, name ) \ +int set_ ## typ ## _ ## name (FORM *form, Form_Hook func)\ +{\ + (Normalize_Form( form ) -> typ ## name) = func ;\ + RETURN(E_OK);\ +} + +/* "Template" macro to generate function to get application specific hook */ +#define GEN_HOOK_GET_FUNCTION( typ, name ) \ +Form_Hook typ ## _ ## name ( const FORM *form )\ +{\ + return ( Normalize_Form( form ) -> typ ## name );\ +} + +/*--------------------------------------------------------------------------- +| Facility : libnform +| Function : int set_field_init(FORM *form, Form_Hook f) +| +| Description : Assigns an application defined initialization function +| to be called when the form is posted and just after +| the current field changes. +| +| Return Values : E_OK - success ++--------------------------------------------------------------------------*/ +GEN_HOOK_SET_FUNCTION(field,init) + +/*--------------------------------------------------------------------------- +| Facility : libnform +| Function : Form_Hook field_init(const FORM *form) +| +| Description : Retrieve field initialization routine address. +| +| Return Values : The address or NULL if no hook defined. ++--------------------------------------------------------------------------*/ +GEN_HOOK_GET_FUNCTION(field,init) + +/*--------------------------------------------------------------------------- +| Facility : libnform +| Function : int set_field_term(FORM *form, Form_Hook f) +| +| Description : Assigns an application defined finalization function +| to be called when the form is unposted and just before +| the current field changes. +| +| Return Values : E_OK - success ++--------------------------------------------------------------------------*/ +GEN_HOOK_SET_FUNCTION(field,term) + +/*--------------------------------------------------------------------------- +| Facility : libnform +| Function : Form_Hook field_term(const FORM *form) +| +| Description : Retrieve field finalization routine address. +| +| Return Values : The address or NULL if no hook defined. ++--------------------------------------------------------------------------*/ +GEN_HOOK_GET_FUNCTION(field,term) + +/*--------------------------------------------------------------------------- +| Facility : libnform +| Function : int set_form_init(FORM *form, Form_Hook f) +| +| Description : Assigns an application defined initialization function +| to be called when the form is posted and just after +| a page change. +| +| Return Values : E_OK - success ++--------------------------------------------------------------------------*/ +GEN_HOOK_SET_FUNCTION(form,init) + +/*--------------------------------------------------------------------------- +| Facility : libnform +| Function : Form_Hook form_init(const FORM *form) +| +| Description : Retrieve form initialization routine address. +| +| Return Values : The address or NULL if no hook defined. ++--------------------------------------------------------------------------*/ +GEN_HOOK_GET_FUNCTION(form,init) + +/*--------------------------------------------------------------------------- +| Facility : libnform +| Function : int set_form_term(FORM *form, Form_Hook f) +| +| Description : Assigns an application defined finalization function +| to be called when the form is unposted and just before +| a page change. +| +| Return Values : E_OK - success ++--------------------------------------------------------------------------*/ +GEN_HOOK_SET_FUNCTION(form,term) + +/*--------------------------------------------------------------------------- +| Facility : libnform +| Function : Form_Hook form_term(const FORM *form) +| +| Description : Retrieve form finalization routine address. +| +| Return Values : The address or NULL if no hook defined. ++--------------------------------------------------------------------------*/ +GEN_HOOK_GET_FUNCTION(form,term) + +/* frm_hook.c ends here */ |