mirror of
https://github.com/MidnightCommander/mc
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110 lines
2.8 KiB
C
110 lines
2.8 KiB
C
/* Convenience functions for metadata handling in the MIdnight Commander
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*
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* Copyright (C) 1998 The Free Software Foundation
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*
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* Author: Federico Mena <federico@nuclecu.unam.mx>
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*/
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#include <config.h>
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#include "fs.h"
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#include <libgnome/libgnome.h>
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#include "gmetadata.h"
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#include <sys/stat.h>
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#include "../vfs/vfs.h"
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#define ICON_FILENAME "icon-filename"
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#define ICON_POSITION "icon-position"
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/**
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* meta_get_icon_for_file
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* @filename: The name of the file to get the icon for.
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*
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* Computes the name of the file that holds the icon for the specified file. The
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* resulting string is guaranteed to be non-NULL. You have to free this string
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* on your own.
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*
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* Returns the icon's file name.
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*/
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char *
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meta_get_icon_for_file (char *filename)
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{
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int size;
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char *buf;
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struct stat s;
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int retval;
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g_return_val_if_fail (filename != NULL, NULL);
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if (gnome_metadata_get (filename, ICON_FILENAME, &size, &buf) != 0) {
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/* Return a default icon */
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retval = mc_stat (filename, &s);
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if (!retval && S_ISDIR (s.st_mode))
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return gnome_unconditional_pixmap_file ("gnome-folder.png");
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else
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return gnome_unconditional_pixmap_file ("gnome-unknown.png");
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}
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return buf;
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}
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/**
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* meta_get_icon_pos
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* @filename: The file under ~/desktop for which to get the icon position
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* @x: The x position will be stored here. Must be non-NULL.
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* @y: The y position will be stored here. Must be non-NULL.
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*
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* Checks if the specified file has an icon position associated to it. If so, returns TRUE and
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* fills in the x and y values. Otherwise it returns FALSE and x and y are not modified.
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*
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* Icon position information is expected to be saved using the meta_set_icon_pos() function.
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*/
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int
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meta_get_icon_pos (char *filename, int *x, int *y)
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{
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int size;
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char *buf;
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int tx, ty;
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g_return_val_if_fail (filename != NULL, FALSE);
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g_return_val_if_fail (x != NULL, FALSE);
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g_return_val_if_fail (y != NULL, FALSE);
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if (gnome_metadata_get (filename, ICON_POSITION, &size, &buf) != 0)
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return FALSE;
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if (!buf || (sscanf (buf, "%d%d", &tx, &ty) != 2)) {
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g_warning ("Invalid metadata for \"%s\"'s icon position, using auto-placement", filename);
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return FALSE;
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}
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*x = tx;
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*y = ty;
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return TRUE;
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}
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/**
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* meta_set_icon_pos
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* @filename: The file for which to save icon position information
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* @x: X position of the icon
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* @y: Y position of the icon
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*
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* Saves the icon position information for the specified file. This is expected to be read back
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* using the meta_get_icon_pos() function.
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*/
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void
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meta_set_icon_pos (char *filename, int x, int y)
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{
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char buf[100];
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g_return_if_fail (filename != NULL);
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sprintf (buf, "%d %d", x, y);
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if (gnome_metadata_set (filename, ICON_POSITION, strlen (buf) + 1, buf) != 0)
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g_warning ("Error setting the icon position metadata for \"%s\"", filename);
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}
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