mirror of https://github.com/MidnightCommander/mc
95 lines
2.3 KiB
C
95 lines
2.3 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 "global.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_POSITION "icon-position"
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/**
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* gmeta_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 gmeta_set_icon_pos() function.
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*/
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int
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gmeta_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){
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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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if ((sscanf (buf, "%d%d", &tx, &ty) != 2)) {
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g_free (buf);
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return FALSE;
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}
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g_free (buf);
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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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* gmeta_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 gmeta_get_icon_pos() function.
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*/
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void
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gmeta_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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g_snprintf (buf, sizeof (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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/**
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* gmeta_del_icon_pos:
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* @filename: A filename
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*
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* Deletes the icon position metadata for a file.
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**/
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void
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gmeta_del_icon_pos (char *filename)
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{
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g_return_if_fail (filename != NULL);
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gnome_metadata_remove (filename, ICON_POSITION);
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}
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