Trait QVariantValue

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pub trait QVariantValue {
    // Required methods
    fn can_convert(variant: &QVariant) -> bool;
    fn construct(value: &Self) -> QVariant;
    fn value_or_default(variant: &QVariant) -> Self;
}

Required Methods§

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

Dyn Compatibility§

This trait is not dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.

Implementations on Foreign Types§

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impl QVariantValue for bool

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for f32

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for f64

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for i8

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for i16

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for i32

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for i64

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for u8

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for u16

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for u32

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

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impl QVariantValue for u64

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fn can_convert(variant: &QVariant) -> bool

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fn construct(value: &Self) -> QVariant

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fn value_or_default(variant: &QVariant) -> Self

Implementors§