ROX-Filer/src/dir.h

   1 /*
   2  * $Id$
   3  *
   4  * Thomas Leonard, <tal197@ecs.soton.ac.uk>
   5  */
   6
   7
   8 #ifndef _DIR_H
   9 #define _DIR_H
  10
  11 #include <glib.h>
  12 #include <sys/types.h>
  13 #include <dirent.h>
  14
  15 typedef enum {
  16         DIR_END_SCAN,   /* Remove busy cursor */
  17         DIR_ADD,        /* Add the listed items to the display */
  18         DIR_REMOVE,     /* Remove listed items from display */
  19         DIR_UPDATE,     /* Redraw these items */
  20 } DirAction;
  21
  22 typedef struct _Directory Directory;
  23 typedef struct _DirItem DirItem;
  24 typedef struct _DirUser DirUser;
  25 typedef void (*DirCallback)(Directory *dir,
  26                         DirAction action,
  27                         GPtrArray *items,
  28                         gpointer data);
  29
  30 typedef enum
  31 {
  32         ITEM_FLAG_SYMLINK       = 0x01, /* Is a symlink */
  33         ITEM_FLAG_APPDIR        = 0x02, /* Contains /AppInfo */
  34         ITEM_FLAG_MOUNT_POINT   = 0x04, /* Is in mtab or fstab */
  35         ITEM_FLAG_MOUNTED       = 0x08, /* Is in /etc/mtab */
  36         ITEM_FLAG_TEMP_ICON     = 0x10, /* Free icon after use */
  37         ITEM_FLAG_EXEC_FILE     = 0x20, /* File, and has an X bit set */
  38         ITEM_FLAG_MAY_DELETE    = 0x40, /* Delete on finishing scan */
  39 } ItemFlags;
  40
  41 #include "fscache.h"
  42 #include "pixmaps.h"
  43 #include "type.h"
  44
  45 extern GFSCache *dir_cache;
  46
  47 struct _DirItem
  48 {
  49         char            *leafname;
  50         gboolean        may_delete;     /* Not yet found, this scan */
  51         int             base_type;
  52         int             flags;
  53         mode_t          mode;
  54         off_t           size;
  55         MaskedPixmap    *image;
  56         MIME_type       *mime_type;
  57         int             name_width;
  58         int             details_width;
  59 };
  60
  61 struct _DirUser
  62 {
  63         DirCallback     callback;
  64         gpointer        data;
  65 };
  66
  67 struct _Directory
  68 {
  69         char    *pathname;      /* Internal use only */
  70         int     ref;
  71         GList   *users;         /* Functions to call on update */
  72         char    *error;         /* NULL => no error */
  73
  74         gboolean        needs_update;   /* When scan is finished, rescan */
  75         gboolean        notify_active;  /* Notify timeout is running */
  76         gint            idle;           /* Idle callback ID */
  77         DIR             *dir_handle;    /* NULL => not scanning */
  78
  79         GPtrArray       *items;         /* What our users know about */
  80         GPtrArray       *new_items;     /* New items to add in */
  81         GPtrArray       *up_items;      /* Items to redraw */
  82 };
  83
  84 void dir_init(void);
  85 void dir_attach(Directory *dir, DirCallback callback, gpointer data);
  86 void dir_detach(Directory *dir, DirCallback callback, gpointer data);
  87 void dir_update(Directory *dir, gchar *pathname);
  88 int dir_item_cmp(const void *a, const void *b);
  89 void refresh_dirs(char *path);
  90
  91 #endif /* _DIR_H */