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ncsa-mosaic/src/hotlist.h

177 lines
7.3 KiB
C

/****************************************************************************
* NCSA Mosaic for the X Window System *
* Software Development Group *
* National Center for Supercomputing Applications *
* University of Illinois at Urbana-Champaign *
* 605 E. Springfield, Champaign IL 61820 *
* mosaic@ncsa.uiuc.edu *
* *
* Copyright (C) 1993, Board of Trustees of the University of Illinois *
* *
* NCSA Mosaic software, both binary and source (hereafter, Software) is *
* copyrighted by The Board of Trustees of the University of Illinois *
* (UI), and ownership remains with the UI. *
* *
* The UI grants you (hereafter, Licensee) a license to use the Software *
* for academic, research and internal business purposes only, without a *
* fee. Licensee may distribute the binary and source code (if released) *
* to third parties provided that the copyright notice and this statement *
* appears on all copies and that no charge is associated with such *
* copies. *
* *
* Licensee may make derivative works. However, if Licensee distributes *
* any derivative work based on or derived from the Software, then *
* Licensee will (1) notify NCSA regarding its distribution of the *
* derivative work, and (2) clearly notify users that such derivative *
* work is a modified version and not the original NCSA Mosaic *
* distributed by the UI. *
* *
* Any Licensee wishing to make commercial use of the Software should *
* contact the UI, c/o NCSA, to negotiate an appropriate license for such *
* commercial use. Commercial use includes (1) integration of all or *
* part of the source code into a product for sale or license by or on *
* behalf of Licensee to third parties, or (2) distribution of the binary *
* code or source code to third parties that need it to utilize a *
* commercial product sold or licensed by or on behalf of Licensee. *
* *
* UI MAKES NO REPRESENTATIONS ABOUT THE SUITABILITY OF THIS SOFTWARE FOR *
* ANY PURPOSE. IT IS PROVIDED "AS IS" WITHOUT EXPRESS OR IMPLIED *
* WARRANTY. THE UI SHALL NOT BE LIABLE FOR ANY DAMAGES SUFFERED BY THE *
* USERS OF THIS SOFTWARE. *
* *
* By using or copying this Software, Licensee agrees to abide by the *
* copyright law and all other applicable laws of the U.S. including, but *
* not limited to, export control laws, and the terms of this license. *
* UI shall have the right to terminate this license immediately by *
* written notice upon Licensee's breach of, or non-compliance with, any *
* of its terms. Licensee may be held legally responsible for any *
* copyright infringement that is caused or encouraged by Licensee's *
* failure to abide by the terms of this license. *
* *
* Comments and questions are welcome and can be sent to *
* mosaic-x@ncsa.uiuc.edu. *
****************************************************************************/
/*#include "mosaic.h"*/
#ifndef __HOTLIST_H__
#define __HOTLIST_H__
#include <pwd.h>
#define NCSA_HOTLIST_FORMAT_COOKIE_ONE \
"ncsa-xmosaic-hotlist-format-1"
#define NCSA_HOTLIST_FORMAT_COOKIE_TWO \
"<!-- ncsa-xmosaic-hotlist-format-2 -->"
#define NCSA_HOTLIST_FORMAT_COOKIE_THREE \
"<!-- ncsa-xmosaic-hotlist-format-3 -->"
/* ------------------------------ mo_item_type ---------------------------- */
typedef enum _mo_item_type
{
mo_t_url, mo_t_list
} mo_item_type;
/* ------------------------------ mo_any_item ----------------------------- */
/* mo_any_item is any item in a mo_hotlist. */
typedef struct mo_any_item
{
mo_item_type type;
char *name; /* title for an URL, name for a hotlist */
/* Position in the list; starting at 1... */
int position;
union mo_hot_item *previous;
union mo_hot_item *next;
} mo_any_item;
/* ------------------------------ mo_hotnode ------------------------------ */
/* mo_hotnode is a single item in a mo_hotlist. */
typedef struct mo_hotnode
{
mo_item_type type;
char *title; /* title for an URL */
/* Position in the list; starting at 1... */
int position;
union mo_hot_item *previous;
union mo_hot_item *next;
char *url;
char *lastdate;
int rbm; /* is it on the rbm? */
} mo_hotnode;
/* ------------------------------ mo_hotlist ------------------------------ */
/* mo_hotlist is a list of URL's and (cached) titles that can be
added to and deleted from freely, and stored and maintained across
sessions. */
typedef struct mo_hotlist
{
mo_item_type type;
char *name; /* name for a hotlist */
/* Position in the list; starting at 1... */
int position;
union mo_hot_item *previous;
union mo_hot_item *next;
/* specific to mo_hotlist */
struct mo_hotlist *parent;
union mo_hot_item *nodelist;
/* Point to last element in nodelist for fast appends. */
union mo_hot_item *nodelist_last;
int rbm; /* Is this list on the RBM? */
} mo_hotlist;
/* ------------------------------ mo_root_hotlist ------------------------- */
/* mo_root_hotlist is the root hotlist */
typedef struct mo_root_hotlist
{
mo_item_type type;
char *name; /* name for a hotlist */
/* Position in the list; starting at 1... */
int position;
union mo_hot_item *previous;
union mo_hot_item *next;
/* specific to mo_hotlist */
struct mo_hotlist *parent;
union mo_hot_item *nodelist;
/* Point to last element in nodelist for fast appends. */
union mo_hot_item *nodelist_last;
/* Filename for storing this hotlist to local disk; example is
$HOME/.mosaic-hotlist-default. */
char *filename;
/* Flag set to indicate whether this hotlist has to be written
back out to disk at some point. */
int modified;
} mo_root_hotlist;
/* ------------------------------ mo_hot_item ----------------------------- */
/* mo_hot_item is the union of all item type */
typedef union mo_hot_item
{
mo_item_type type;
mo_any_item any;
mo_hotnode hot;
mo_hotlist list;
mo_root_hotlist root;
} mo_hot_item;
void mo_append_item_to_hotlist (mo_hotlist *list, mo_hot_item *node);
#if 0
mo_status mo_dump_hotlist (mo_hotlist *);
#endif /* 0 */
mo_status mo_setup_default_hotlist (void);
mo_status mo_write_default_hotlist (void);
mo_status mo_post_hotlist_win (mo_window *);
mo_status mo_add_node_to_current_hotlist (mo_window *);
#endif