Struct cxx_qt_lib::QVariant

source · [−]

#[repr(C)]
pub struct QVariant { /* private fields */ }

Expand description

The QVariant class acts like a union for the most common Qt data types.

Implementations

impl QVariant

pub fn value(&self) -> QVariantValue

Returns the value of the QVariant as a Rust enum

Trait Implementations

impl Clone for QVariant

fn clone(&self) -> Self

Constructs a copy of the variant, p, passed as the argument to this constructor.

1.0.0 · source

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

Performs copy-assignment from source. Read more

impl Default for QVariant

fn default() -> Self

Constructs an invalid variant.

impl Drop for QVariant

fn drop(&mut self)

Destroys the QVariant and the contained object.

impl ExternType for QVariant

type Id = (Q, V, a, r, i, a, n, t)

A type-level representation of the type’s C++ namespace and type name. Read more

type Kind = Trivial

Either cxx::kind::Opaque or cxx::kind::Trivial. Read more

impl From<&QColor> for QVariant

fn from(value: &QColor) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QDate> for QVariant

fn from(value: &QDate) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QDateTime> for QVariant

fn from(value: &QDateTime) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QPoint> for QVariant

fn from(value: &QPoint) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QPointF> for QVariant

fn from(value: &QPointF) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QRect> for QVariant

fn from(value: &QRect) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QRectF> for QVariant

fn from(value: &QRectF) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QSize> for QVariant

fn from(value: &QSize) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QSizeF> for QVariant

fn from(value: &QSizeF) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QString> for QVariant

fn from(value: &QString) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QTime> for QVariant

fn from(value: &QTime) -> Self

Constructs a QVariant from a reference of $typeName

impl From<&QUrl> for QVariant

fn from(value: &QUrl) -> Self

Constructs a QVariant from a reference of $typeName

impl From<bool> for QVariant

fn from(value: bool) -> Self

Constructs a QVariant from a value of $typeName

impl From<f32> for QVariant

fn from(value: f32) -> Self

Constructs a QVariant from a value of $typeName

impl From<f64> for QVariant

fn from(value: f64) -> Self

Constructs a QVariant from a value of $typeName

impl From<i16> for QVariant

fn from(value: i16) -> Self

Constructs a QVariant from a value of $typeName

impl From<i32> for QVariant

fn from(value: i32) -> Self

Constructs a QVariant from a value of $typeName

impl From<i8> for QVariant

fn from(value: i8) -> Self

Constructs a QVariant from a value of $typeName

impl From<u16> for QVariant

fn from(value: u16) -> Self

Constructs a QVariant from a value of $typeName

impl From<u32> for QVariant

fn from(value: u32) -> Self

Constructs a QVariant from a value of $typeName

impl From<u8> for QVariant

fn from(value: u8) -> Self

Constructs a QVariant from a value of $typeName

Auto Trait Implementations

impl RefUnwindSafe for QVariant

impl Send for QVariant

impl Sync for QVariant

impl Unpin for QVariant

impl UnwindSafe for QVariant

Blanket Implementations

impl<T> Any for Twhere
T: 'static + ?Sized,

fn type_id(&self) -> TypeId

Gets the TypeId of self. Read more

impl<T> Borrow<T> for Twhere
T: ?Sized,

const: unstable · source

fn borrow(&self) -> &T

Immutably borrows from an owned value. Read more

impl<T> BorrowMut<T> for Twhere
T: ?Sized,

const: unstable · source

fn borrow_mut(&mut self) -> &mut T

Mutably borrows from an owned value. Read more

impl<T> From<T> for T

const: unstable · source

fn from(t: T) -> T

Returns the argument unchanged.

impl<T, U> Into<U> for Twhere
U: From<T>,

const: unstable · source

fn into(self) -> U

Calls U::from(self).

That is, this conversion is whatever the implementation of From<T> for U chooses to do.

impl<T> ToOwned for Twhere
T: Clone,

type Owned = T

The resulting type after obtaining ownership.

fn to_owned(&self) -> T

Creates owned data from borrowed data, usually by cloning. Read more

fn clone_into(&self, target: &mut T)

Uses borrowed data to replace owned data, usually by cloning. Read more

impl<T, U> TryFrom<U> for Twhere
U: Into<T>,

type Error = Infallible

The type returned in the event of a conversion error.

const: unstable · source

fn try_from(value: U) -> Result<T, <T as TryFrom<U>>::Error>

Performs the conversion.

impl<T, U> TryInto<U> for Twhere
U: TryFrom<T>,

type Error = <U as TryFrom<T>>::Error

The type returned in the event of a conversion error.

const: unstable · source

fn try_into(self) -> Result<U, <U as TryFrom<T>>::Error>

Performs the conversion.