Trait UIDragInteractionDelegate 

pub unsafe trait UIDragInteractionDelegate: NSObjectProtocol + MainThreadOnly {
    // Provided methods
    fn dragInteraction_itemsForBeginningSession(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
    ) -> Retained<NSArray<UIDragItem>>
       where Self: Sized + Message { ... }
    fn dragInteraction_previewForLiftingItem_session(
        &self,
        interaction: &UIDragInteraction,
        item: &UIDragItem,
        session: &ProtocolObject<dyn UIDragSession>,
    ) -> Option<Retained<UITargetedDragPreview>>
       where Self: Sized + Message { ... }
    fn dragInteraction_willAnimateLiftWithAnimator_session(
        &self,
        interaction: &UIDragInteraction,
        animator: &ProtocolObject<dyn UIDragAnimating>,
        session: &ProtocolObject<dyn UIDragSession>,
    )
       where Self: Sized + Message { ... }
    fn dragInteraction_sessionWillBegin(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
    )
       where Self: Sized + Message { ... }
    fn dragInteraction_sessionAllowsMoveOperation(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
    ) -> bool
       where Self: Sized + Message { ... }
    fn dragInteraction_sessionIsRestrictedToDraggingApplication(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
    ) -> bool
       where Self: Sized + Message { ... }
    fn dragInteraction_prefersFullSizePreviewsForSession(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
    ) -> bool
       where Self: Sized + Message { ... }
    fn dragInteraction_sessionDidMove(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
    )
       where Self: Sized + Message { ... }
    fn dragInteraction_session_willEndWithOperation(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
        operation: UIDropOperation,
    )
       where Self: Sized + Message { ... }
    fn dragInteraction_session_didEndWithOperation(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
        operation: UIDropOperation,
    )
       where Self: Sized + Message { ... }
    fn dragInteraction_sessionDidTransferItems(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
    )
       where Self: Sized + Message { ... }
    fn dragInteraction_itemsForAddingToSession_withTouchAtPoint(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
        point: CGPoint,
    ) -> Retained<NSArray<UIDragItem>>
       where Self: Sized + Message { ... }
    fn dragInteraction_sessionForAddingItems_withTouchAtPoint(
        &self,
        interaction: &UIDragInteraction,
        sessions: &NSArray<ProtocolObject<dyn UIDragSession>>,
        point: CGPoint,
    ) -> Option<Retained<ProtocolObject<dyn UIDragSession>>>
       where Self: Sized + Message { ... }
    fn dragInteraction_session_willAddItems_forInteraction(
        &self,
        interaction: &UIDragInteraction,
        session: &ProtocolObject<dyn UIDragSession>,
        items: &NSArray<UIDragItem>,
        adding_interaction: &UIDragInteraction,
    )
       where Self: Sized + Message { ... }
    fn dragInteraction_previewForCancellingItem_withDefault(
        &self,
        interaction: &UIDragInteraction,
        item: &UIDragItem,
        default_preview: &UITargetedDragPreview,
    ) -> Option<Retained<UITargetedDragPreview>>
       where Self: Sized + Message { ... }
    fn dragInteraction_item_willAnimateCancelWithAnimator(
        &self,
        interaction: &UIDragInteraction,
        item: &UIDragItem,
        animator: &ProtocolObject<dyn UIDragAnimating>,
    )
       where Self: Sized + Message { ... }
}

Available on crate feature UIDragInteraction only.

Apple’s documentation

Provided Methods

fn dragInteraction_itemsForBeginningSession( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, ) -> Retained<NSArray<UIDragItem>>

where Self: Sized + Message,

Available on crate features UIDragItem and UIDragSession only.

fn dragInteraction_previewForLiftingItem_session( &self, interaction: &UIDragInteraction, item: &UIDragItem, session: &ProtocolObject<dyn UIDragSession>, ) -> Option<Retained<UITargetedDragPreview>>

where Self: Sized + Message,

Available on crate features UIDragItem and UIDragSession and UITargetedDragPreview and UITargetedPreview only.

fn dragInteraction_willAnimateLiftWithAnimator_session( &self, interaction: &UIDragInteraction, animator: &ProtocolObject<dyn UIDragAnimating>, session: &ProtocolObject<dyn UIDragSession>, )

where Self: Sized + Message,

Available on crate feature UIDragSession only.

fn dragInteraction_sessionWillBegin( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, )

where Self: Sized + Message,

Available on crate feature UIDragSession only.

fn dragInteraction_sessionAllowsMoveOperation( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, ) -> bool

where Self: Sized + Message,

Available on crate feature UIDragSession only.

fn dragInteraction_sessionIsRestrictedToDraggingApplication( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, ) -> bool

where Self: Sized + Message,

Available on crate feature UIDragSession only.

fn dragInteraction_prefersFullSizePreviewsForSession( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, ) -> bool

where Self: Sized + Message,

Available on crate feature UIDragSession only.

fn dragInteraction_sessionDidMove( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, )

where Self: Sized + Message,

Available on crate feature UIDragSession only.

fn dragInteraction_session_willEndWithOperation( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, operation: UIDropOperation, )

where Self: Sized + Message,

Available on crate features UIDragSession and UIDropInteraction only.

fn dragInteraction_session_didEndWithOperation( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, operation: UIDropOperation, )

where Self: Sized + Message,

Available on crate features UIDragSession and UIDropInteraction only.

fn dragInteraction_sessionDidTransferItems( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, )

where Self: Sized + Message,

Available on crate feature UIDragSession only.

fn dragInteraction_itemsForAddingToSession_withTouchAtPoint( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, point: CGPoint, ) -> Retained<NSArray<UIDragItem>>

where Self: Sized + Message,

Available on crate features objc2-core-foundation and UIDragItem and UIDragSession only.

fn dragInteraction_sessionForAddingItems_withTouchAtPoint( &self, interaction: &UIDragInteraction, sessions: &NSArray<ProtocolObject<dyn UIDragSession>>, point: CGPoint, ) -> Option<Retained<ProtocolObject<dyn UIDragSession>>>

where Self: Sized + Message,

Available on crate features objc2-core-foundation and UIDragSession only.

fn dragInteraction_session_willAddItems_forInteraction( &self, interaction: &UIDragInteraction, session: &ProtocolObject<dyn UIDragSession>, items: &NSArray<UIDragItem>, adding_interaction: &UIDragInteraction, )

where Self: Sized + Message,

Available on crate features UIDragItem and UIDragSession only.

fn dragInteraction_previewForCancellingItem_withDefault( &self, interaction: &UIDragInteraction, item: &UIDragItem, default_preview: &UITargetedDragPreview, ) -> Option<Retained<UITargetedDragPreview>>

where Self: Sized + Message,

Available on crate features UIDragItem and UITargetedDragPreview and UITargetedPreview only.

fn dragInteraction_item_willAnimateCancelWithAnimator( &self, interaction: &UIDragInteraction, item: &UIDragItem, animator: &ProtocolObject<dyn UIDragAnimating>, )

where Self: Sized + Message,

Available on crate feature UIDragItem only.

Trait Implementations

impl<T> ImplementedBy<T> for dyn UIDragInteractionDelegate

where T: ?Sized + Message + UIDragInteractionDelegate,

impl ProtocolType for dyn UIDragInteractionDelegate

const NAME: &'static str = "UIDragInteractionDelegate"

The name of the Objective-C protocol that this type represents.

fn protocol() -> Option<&'static AnyProtocol>

Get a reference to the Objective-C protocol object that this type represents.

Dyn Compatibility

This trait is dyn compatible.

In older versions of Rust, dyn compatibility was called "object safety".

Implementations on Foreign Types

impl<T> UIDragInteractionDelegate for ProtocolObject<T>

where T: ?Sized + UIDragInteractionDelegate,

Implementors