|  |  |  | GIMP Thumbnail Library Reference Manual |  | 
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enum GimpThumbFileType; enum GimpThumbSize; enum GimpThumbState;
typedef enum
{
  GIMP_THUMB_FILE_TYPE_NONE,
  GIMP_THUMB_FILE_TYPE_REGULAR,
  GIMP_THUMB_FILE_TYPE_FOLDER,
  GIMP_THUMB_FILE_TYPE_SPECIAL
} GimpThumbFileType;
File types as returned by gimp_thumb_file_test().
typedef enum
{
  GIMP_THUMB_SIZE_FAIL   = 0,
  GIMP_THUMB_SIZE_NORMAL = 128,
  GIMP_THUMB_SIZE_LARGE  = 256
} GimpThumbSize;
Possible thumbnail sizes as defined by the Thumbnail Managaging Standard
typedef enum
{
  GIMP_THUMB_STATE_UNKNOWN,
  GIMP_THUMB_STATE_REMOTE,
  GIMP_THUMB_STATE_FOLDER,
  GIMP_THUMB_STATE_SPECIAL,
  GIMP_THUMB_STATE_NOT_FOUND,
  GIMP_THUMB_STATE_EXISTS,
  GIMP_THUMB_STATE_OLD,
  GIMP_THUMB_STATE_FAILED,
  GIMP_THUMB_STATE_OK
} GimpThumbState;
Possible image and thumbnail file states used by libgimpthumb.