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/*
* $Id: handle.h 814 2007-11-14 18:39:28Z hubert@u.washington.edu $
*
* ========================================================================
* Copyright 2013-2022 Eduardo Chappa
* Copyright 2006-2007 University of Washington
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* ========================================================================
*/
#ifndef PITH_HANDLE_INCLUDED
#define PITH_HANDLE_INCLUDED
#include "../pith/context.h"
#include "../pith/msgno.h"
#include "../pith/atttype.h"
#include "../pith/util.h"
#include "../pith/icaltype.h"
typedef struct screen_position_list {
Pos where;
struct screen_position_list *next;
} POSLIST_S;
/*
* Struct to help manage embedded urls (and anythin' else we might embed)
*/
typedef struct handle_s {
int key; /* tag number embedded in text */
enum {URL, iCal, Attach, Folder, Function, IMG, imgData} type;
unsigned force_display:1; /* Don't ask before launching */
unsigned using_is_used:1; /* bit below is being used */
unsigned is_used:1; /* if not, remove it from list */
unsigned color_unseen:1; /* we're coloring folders with unseen */
unsigned color_folder:1; /* and just folders for that matter... */
unsigned is_dual_do_open:1; /* choosing this handle means open */
union {
struct { /* URL corresponding to this handle */
char *path, /* Actual url string */
*tool, /* displaying application */
*name; /* URL's NAME attribute */
} url; /* stuff to describe URL handle */
struct {
char *src, /* src of image [cid:, data:] */
*alt, /* image alternate text */
*tool; /* program to display data: */
} img; /* stuff to describe img */
ATTACH_S *attach; /* Attachment struct for this handle */
struct {
ATTACH_S *attach; /* full Calendar entry */
int depth; /* which event to display */
} ical;
struct {
int index; /* folder's place in context's list */
CONTEXT_S *context; /* description of folders */
} f; /* stuff to describe Folder handle */
struct {
struct { /* function and args to pass it */
MAILSTREAM *stream;
MSGNO_S *msgmap;
long msgno;
} args;
void (*f)(MAILSTREAM *, MSGNO_S *, long);
} func;
} h;
POSLIST_S *loc; /* list of places it exists in text */
struct handle_s *next, *prev; /* next and previous in the list */
} HANDLE_S ;
/*
* Function used to dispatch locally handled URL's
*/
typedef int (*url_tool_t)(char *);
/* exported prototypes */
HANDLE_S *get_handle(HANDLE_S *, int);
void init_handles(HANDLE_S **);
HANDLE_S *new_handle(HANDLE_S **);
void delete_unused_handles(HANDLE_S **);
void free_handle(HANDLE_S **);
void free_handles(HANDLE_S **);
void free_handle_locations(POSLIST_S **);
#endif /* PITH_HANDLE_INCLUDED */
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