Struct AssociationRegistry 

pub struct AssociationRegistry { /* private fields */ }

Registry of file associations, keyed by extension and MIME type.

Implementations

impl AssociationRegistry

pub fn new() -> Self

Create a new empty registry.

pub fn with_defaults() -> Self

Create a registry pre-populated with built-in defaults.

pub fn register(&mut self, assoc: FileAssociation)

Register a file association.

If an association for the same extension or MIME type already exists, the new one replaces it.

pub fn lookup_by_ext(&self, ext: &str) -> Option<&FileAssociation>

Look up an association by file extension (case-insensitive).

pub fn lookup_by_mime(&self, mime: &str) -> Option<&FileAssociation>

Look up an association by MIME type.

pub fn set_default(&mut self, ext: &str, app: &str) -> bool

Set the default application for a given extension.

pub fn get_default(&self, ext: &str) -> Option<&str>

Get the default application for a given extension.

pub fn extension_count(&self) -> usize

Number of registered extensions.

pub fn mime_count(&self) -> usize

Number of registered MIME types.

pub fn get_app_for_file(&self, filename: &str) -> Option<&str>

Get the default app for a filename (extracts extension).

Trait Implementations

impl Debug for AssociationRegistry

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Default for AssociationRegistry

fn default() -> Self

Returns the “default value” for a type.