gdk4::subclass::content_provider

Trait ContentProviderImpl

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pub trait ContentProviderImpl: ContentProviderImplExt + ObjectImpl {
    // Provided methods
    fn content_changed(&self) { ... }
    fn attach_clipboard(&self, clipboard: &Clipboard) { ... }
    fn detach_clipboard(&self, clipboard: &Clipboard) { ... }
    fn formats(&self) -> ContentFormats { ... }
    fn storable_formats(&self) -> ContentFormats { ... }
    fn write_mime_type_future(
        &self,
        mime_type: &str,
        stream: &OutputStream,
        io_priority: Priority,
    ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + 'static>> { ... }
    fn value(&self, type_: Type) -> Result<Value, Error> { ... }
}

Provided Methods§

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fn content_changed(&self)

Emits the ::content-changed signal.

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fn attach_clipboard(&self, clipboard: &Clipboard)

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fn detach_clipboard(&self, clipboard: &Clipboard)

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fn formats(&self) -> ContentFormats

Gets the formats that the provider can provide its current contents in.

§Returns

The formats of the provider

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fn storable_formats(&self) -> ContentFormats

Gets the formats that the provider suggests other applications to store the data in.

An example of such an application would be a clipboard manager.

This can be assumed to be a subset of ContentProviderExt::formats().

§Returns

The storable formats of the provider

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fn write_mime_type_future( &self, mime_type: &str, stream: &OutputStream, io_priority: Priority, ) -> Pin<Box<dyn Future<Output = Result<(), Error>> + 'static>>

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fn value(&self, type_: Type) -> Result<Value, Error>

Gets the contents of @self stored in @value.

The @value will have been initialized to the GType the value should be provided in. This given GType does not need to be listed in the formats returned by ContentProviderExt::formats(). However, if the given GType is not supported, this operation can fail and G_IO_ERROR_NOT_SUPPORTED will be reported.

§Returns

true if the value was set successfully. Otherwise @error will be set to describe the failure.

§value

the GValue to fill

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.

Implementors§