Struct style::media_queries::MediaList

pub struct MediaList {
    pub media_queries: Vec<MediaQuery>,
}

A type that encapsulates a media query list.

Fields

media_queries: Vec<MediaQuery>

The list of media queries.

Methods

impl MediaList

pub fn empty() -> Self

Create an empty MediaList.

impl MediaList

pub fn evaluate(&self, device: &Device, quirks_mode: QuirksMode) -> bool

Evaluate a whole MediaList against Device.

pub fn is_empty(&self) -> bool

Whether this MediaList contains no media queries.

pub fn append_medium(
    &mut self,
    context: &ParserContext,
    new_medium: &str
) -> bool

Append a new media query item to the media list. https://drafts.csswg.org/cssom/#dom-medialist-appendmedium

Returns true if added, false if fail to parse the medium string.

pub fn delete_medium(
    &mut self,
    context: &ParserContext,
    old_medium: &str
) -> bool

Delete a media query from the media list. https://drafts.csswg.org/cssom/#dom-medialist-deletemedium

Returns true if found and deleted, false otherwise.

Trait Implementations

impl Clone for MediaList

fn clone(&self) -> MediaList

Returns a copy of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Debug for MediaList

fn fmt(&self, __arg_0: &mut Formatter) -> Result

Formats the value using the given formatter.

impl MallocSizeOf for MediaList

fn size_of(&self, ops: &mut MallocSizeOfOps) -> usize

Measure the heap usage of all descendant heap-allocated structures, but not the space taken up by the value itself.

impl ToCss for MediaList

fn to_css<W>(&self, dest: &mut W) -> Result where
    W: Write, 

Serialize self in CSS syntax, writing to dest.

fn to_css_string(&self) -> String

Serialize self in CSS syntax and return a string.