Struct TextSelection 

pub struct TextSelection {
    pub base: TextPosition,
    pub extent: TextPosition,
    pub affinity: TextAffinity,
}

A directional selection. base is the fixed anchor and extent is the caret.

Fields

base: TextPosition

extent: TextPosition

affinity: TextAffinity

Implementations

impl TextSelection

pub const fn collapsed(at: TextPosition) -> Self

pub fn new( text: &str, base: usize, extent: usize, affinity: TextAffinity, ) -> Result<Self, TextOffsetError>

pub fn validate(self, text: &str) -> Result<Self, TextOffsetError>

pub fn range(self) -> TextRange

pub const fn is_collapsed(self) -> bool

Trait Implementations

impl Clone for TextSelection

fn clone(&self) -> TextSelection

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Copy for TextSelection

impl Debug for TextSelection

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

Formats the value using the given formatter.

impl Default for TextSelection

fn default() -> TextSelection

Returns the “default value” for a type.

impl<'de> Deserialize<'de> for TextSelection

fn deserialize<__D>(__deserializer: __D) -> Result<Self, __D::Error>

where __D: Deserializer<'de>,

Deserialize this value from the given Serde deserializer.

impl Eq for TextSelection

impl Hash for TextSelection

fn hash<__H: Hasher>(&self, state: &mut __H)

Feeds this value into the given Hasher.

fn hash_slice<H>(data: &[Self], state: &mut H)

where H: Hasher, Self: Sized,

Feeds a slice of this type into the given Hasher.

impl PartialEq for TextSelection

fn eq(&self, other: &TextSelection) -> bool

Equality operator ==.

fn ne(&self, other: &Rhs) -> bool

Inequality operator !=.

impl Serialize for TextSelection

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.

impl StructuralPartialEq for TextSelection