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/*****************************************************************************/
/*
Copyright 1989, 1998 The Open Group
Permission to use, copy, modify, distribute, and sell this software and its
documentation for any purpose is hereby granted without fee, provided that
the above copyright notice appear in all copies and that both that
copyright notice and this permission notice appear in supporting
documentation.
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
OPEN GROUP 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 of The Open Group shall not be
used in advertising or otherwise to promote the sale, use or other dealings
in this Software without prior written authorization from The Open Group.
*/
/** Copyright 1988 by Evans & Sutherland Computer Corporation, **/
/** Salt Lake City, Utah **/
/** Cambridge, Massachusetts **/
/** **/
/** All Rights Reserved **/
/** **/
/** Permission to use, copy, modify, and distribute this software and **/
/** its documentation for any purpose and without fee is hereby **/
/** granted, provided that the above copyright notice appear in all **/
/** copies and that both that copyright notice and this permis- **/
/** sion notice appear in supporting documentation, and that the **/
/** name of Evans & Sutherland not be used in advertising **/
/** in publicity pertaining to distribution of the software without **/
/** specific, written prior permission. **/
/** **/
/** EVANS & SUTHERLAND DISCLAIMs ALL WARRANTIES WITH REGARD **/
/** TO THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANT- **/
/** ABILITY AND FITNESS, IN NO EVENT SHALL EVANS & SUTHERLAND **/
/** BE LIABLE FOR ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAM- **/
/** AGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA **/
/** OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER **/
/** TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE **/
/** OR PERFORMANCE OF THIS SOFTWARE. **/
/*****************************************************************************/
/* $XFree86: xc/programs/twm/list.c,v 1.8 2002/09/24 21:00:27 tsi Exp $ */
/**********************************************************************
*
* $Xorg: list.c,v 1.4 2001/02/09 02:05:36 xorgcvs Exp $
*
* TWM code to deal with the name lists for the NoTitle list and
* the AutoRaise list
*
* 11-Apr-88 Tom LaStrange Initial Version.
*
**********************************************************************/
#include <stdio.h>
#include "twm.h"
#include "screen.h"
#include "gram.h"
#include "util.h"
struct name_list_struct
{
name_list *next; /**< pointer to the next name */
char *name; /**< the name of the window */
char *ptr; /**< list dependent data */
};
/**
* add a window name to the appropriate list.
*
* If the list does not use the ptr value, a non-null value
* should be placed in it. LookInList returns this ptr value
* and procedures calling LookInList will check for a non-null
* return value as an indication of success.
*
* \param list the address of the pointer to the head of a list
* \param name a pointer to the name of the window
* \param ptr pointer to list dependent data
*/
void
AddToList(name_list **list_head, char *name, char *ptr)
{
name_list *nptr;
if (!list_head) return; /* ignore empty inserts */
nptr = (name_list *)malloc(sizeof(name_list));
if (nptr == NULL)
{
twmrc_error_prefix();
fprintf (stderr, "unable to allocate %ld bytes for name_list\n",
(unsigned long)sizeof(name_list));
Done(NULL, NULL);
}
nptr->next = *list_head;
nptr->name = name;
nptr->ptr = (ptr == NULL) ? (char *)TRUE : ptr;
*list_head = nptr;
}
/**
* look through a list for a window name, or class
*
* \return the ptr field of the list structure or NULL if the name
* or class was not found in the list
*
* \param list a pointer to the head of a list
* \param name a pointer to the name to look for
* \param class a pointer to the class to look for
*/
char *
LookInList(name_list *list_head, char *name, XClassHint *class)
{
name_list *nptr;
/* look for the name first */
for (nptr = list_head; nptr != NULL; nptr = nptr->next)
if (strcmp(name, nptr->name) == 0)
return (nptr->ptr);
if (class)
{
/* look for the res_name next */
for (nptr = list_head; nptr != NULL; nptr = nptr->next)
if (strcmp(class->res_name, nptr->name) == 0)
return (nptr->ptr);
/* finally look for the res_class */
for (nptr = list_head; nptr != NULL; nptr = nptr->next)
if (strcmp(class->res_class, nptr->name) == 0)
return (nptr->ptr);
}
return (NULL);
}
char *
LookInNameList(name_list *list_head, char *name)
{
return (LookInList(list_head, name, NULL));
}
/**
* look through a list for a window name, or class
*
* \return TRUE if the name was found
* \return FALSE if the name was not found
*
* \param list a pointer to the head of a list
* \param name a pointer to the name to look for
* \param class a pointer to the class to look for
* \param[out] ptr fill in the list value if the name was found
*/
int GetColorFromList(name_list *list_head, char *name, XClassHint *class,
Pixel *ptr)
{
int save;
name_list *nptr;
for (nptr = list_head; nptr != NULL; nptr = nptr->next)
if (strcmp(name, nptr->name) == 0)
{
save = Scr->FirstTime;
Scr->FirstTime = TRUE;
GetColor(Scr->Monochrome, ptr, nptr->ptr);
Scr->FirstTime = save;
return (TRUE);
}
if (class)
{
for (nptr = list_head; nptr != NULL; nptr = nptr->next)
if (strcmp(class->res_name, nptr->name) == 0)
{
save = Scr->FirstTime;
Scr->FirstTime = TRUE;
GetColor(Scr->Monochrome, ptr, nptr->ptr);
Scr->FirstTime = save;
return (TRUE);
}
for (nptr = list_head; nptr != NULL; nptr = nptr->next)
if (strcmp(class->res_class, nptr->name) == 0)
{
save = Scr->FirstTime;
Scr->FirstTime = TRUE;
GetColor(Scr->Monochrome, ptr, nptr->ptr);
Scr->FirstTime = save;
return (TRUE);
}
}
return (FALSE);
}
/**
* free up a list
*/
void FreeList(name_list **list)
{
name_list *nptr;
name_list *tmp;
for (nptr = *list; nptr != NULL; )
{
tmp = nptr->next;
free((char *) nptr);
nptr = tmp;
}
*list = NULL;
}
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