Trait glib::variant::FromVariant

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pub trait FromVariant: Sized + StaticVariantType {
    // Required method
    fn from_variant(variant: &Variant) -> Option<Self>;
}

Expand description

Extracts a value.

Required Methods§

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fn from_variant(variant: &Variant) -> Option<Self>

Tries to extract a value.

Returns Some if the variant’s type matches Self.

Implementations on Foreign Types§

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impl<K, V, H> FromVariant for HashMap<K, V, H>where
K: FromVariant + Eq + Hash,
V: FromVariant,
H: BuildHasher + Default,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<K, V> FromVariant for BTreeMap<K, V>where
K: FromVariant + Eq + Ord,
V: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0> FromVariant for (T0,)where
T0: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1> FromVariant for (T0, T1)where
T0: FromVariant,
T1: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2> FromVariant for (T0, T1, T2)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3> FromVariant for (T0, T1, T2, T3)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4> FromVariant for (T0, T1, T2, T3, T4)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5> FromVariant for (T0, T1, T2, T3, T4, T5)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6> FromVariant for (T0, T1, T2, T3, T4, T5, T6)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6, T7> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6, T7, T8> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,
T9: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,
T9: FromVariant,
T10: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,
T9: FromVariant,
T10: FromVariant,
T11: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,
T9: FromVariant,
T10: FromVariant,
T11: FromVariant,
T12: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,
T9: FromVariant,
T10: FromVariant,
T11: FromVariant,
T12: FromVariant,
T13: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,
T9: FromVariant,
T10: FromVariant,
T11: FromVariant,
T12: FromVariant,
T13: FromVariant,
T14: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

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impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,
T9: FromVariant,
T10: FromVariant,
T11: FromVariant,
T12: FromVariant,
T13: FromVariant,
T14: FromVariant,
T15: FromVariant,

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fn from_variant(variant: &Variant) -> Option<Self>

Implementors§

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impl FromVariant for VariantDict

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impl FromVariant for Handle

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impl FromVariant for ObjectPath

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impl FromVariant for Signature

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impl FromVariant for Variant

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impl<A: AsRef<[T]> + for<'a> From<&'a [T]>, T: FixedSizeVariantType> FromVariant for FixedSizeVariantArray<A, T>

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Trait glib::variant::FromVariant

Required Methods§

fn from_variant(variant: &Variant) -> Option<Self>

Implementations on Foreign Types§

impl FromVariant for u8

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for i16

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for u16

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for i32

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for u32

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for i64

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for u64

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for f64

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for ()

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for bool

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for String

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for PathBuf

fn from_variant(variant: &Variant) -> Option<Self>

impl FromVariant for OsString

fn from_variant(variant: &Variant) -> Option<Self>

impl<T: StaticVariantType + FromVariant> FromVariant for Option<T>

fn from_variant(variant: &Variant) -> Option<Self>

impl<T: FromVariant> FromVariant for Vec<T>

fn from_variant(variant: &Variant) -> Option<Self>

impl<K, V, H> FromVariant for HashMap<K, V, H>where K: FromVariant + Eq + Hash, V: FromVariant, H: BuildHasher + Default,

fn from_variant(variant: &Variant) -> Option<Self>

impl<K, V> FromVariant for BTreeMap<K, V>where K: FromVariant + Eq + Ord, V: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0> FromVariant for (T0,)where T0: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0, T1> FromVariant for (T0, T1)where T0: FromVariant, T1: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0, T1, T2> FromVariant for (T0, T1, T2)where T0: FromVariant, T1: FromVariant, T2: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0, T1, T2, T3> FromVariant for (T0, T1, T2, T3)where T0: FromVariant, T1: FromVariant, T2: FromVariant, T3: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0, T1, T2, T3, T4> FromVariant for (T0, T1, T2, T3, T4)where T0: FromVariant, T1: FromVariant, T2: FromVariant, T3: FromVariant, T4: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0, T1, T2, T3, T4, T5> FromVariant for (T0, T1, T2, T3, T4, T5)where T0: FromVariant, T1: FromVariant, T2: FromVariant, T3: FromVariant, T4: FromVariant, T5: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0, T1, T2, T3, T4, T5, T6> FromVariant for (T0, T1, T2, T3, T4, T5, T6)where T0: FromVariant, T1: FromVariant, T2: FromVariant, T3: FromVariant, T4: FromVariant, T5: FromVariant, T6: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0, T1, T2, T3, T4, T5, T6, T7> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7)where T0: FromVariant, T1: FromVariant, T2: FromVariant, T3: FromVariant, T4: FromVariant, T5: FromVariant, T6: FromVariant, T7: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8)where T0: FromVariant, T1: FromVariant, T2: FromVariant, T3: FromVariant, T4: FromVariant, T5: FromVariant, T6: FromVariant, T7: FromVariant, T8: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9)where T0: FromVariant, T1: FromVariant, T2: FromVariant, T3: FromVariant, T4: FromVariant, T5: FromVariant, T6: FromVariant, T7: FromVariant, T8: FromVariant, T9: FromVariant,

fn from_variant(variant: &Variant) -> Option<Self>

fn from_variant(variant: &Variant) -> Option<Self>

fn from_variant(variant: &Variant) -> Option<Self>

fn from_variant(variant: &Variant) -> Option<Self>

fn from_variant(variant: &Variant) -> Option<Self>

fn from_variant(variant: &Variant) -> Option<Self>

fn from_variant(variant: &Variant) -> Option<Self>

Implementors§

impl FromVariant for VariantDict

impl FromVariant for Handle

impl FromVariant for ObjectPath

impl FromVariant for Signature

impl FromVariant for Variant

impl<A: AsRef<[T]> + for<'a> From<&'a [T]>, T: FixedSizeVariantType> FromVariant for FixedSizeVariantArray<A, T>

impl<K, V> FromVariant for DictEntry<K, V>where K: FromVariant, V: FromVariant,

impl<K, V, H> FromVariant for HashMap<K, V, H>where
K: FromVariant + Eq + Hash,
V: FromVariant,
H: BuildHasher + Default,

impl<K, V> FromVariant for BTreeMap<K, V>where
K: FromVariant + Eq + Ord,
V: FromVariant,

impl<T0> FromVariant for (T0,)where
T0: FromVariant,

impl<T0, T1> FromVariant for (T0, T1)where
T0: FromVariant,
T1: FromVariant,

impl<T0, T1, T2> FromVariant for (T0, T1, T2)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,

impl<T0, T1, T2, T3> FromVariant for (T0, T1, T2, T3)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,

impl<T0, T1, T2, T3, T4> FromVariant for (T0, T1, T2, T3, T4)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,

impl<T0, T1, T2, T3, T4, T5> FromVariant for (T0, T1, T2, T3, T4, T5)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,

impl<T0, T1, T2, T3, T4, T5, T6> FromVariant for (T0, T1, T2, T3, T4, T5, T6)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,

impl<T0, T1, T2, T3, T4, T5, T6, T7> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,

impl<T0, T1, T2, T3, T4, T5, T6, T7, T8, T9> FromVariant for (T0, T1, T2, T3, T4, T5, T6, T7, T8, T9)where
T0: FromVariant,
T1: FromVariant,
T2: FromVariant,
T3: FromVariant,
T4: FromVariant,
T5: FromVariant,
T6: FromVariant,
T7: FromVariant,
T8: FromVariant,
T9: FromVariant,

impl<K, V> FromVariant for DictEntry<K, V>where
K: FromVariant,
V: FromVariant,