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OnEventView: add note regarding single callback per event

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Alexandre Bury 2018-01-11 18:49:48 +01:00
parent 0c24ed369b
commit 14f2bf636c
1 changed files with 3 additions and 0 deletions
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src/views/on_event_view.rs
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@ -10,6 +10,9 @@ use view::{View, ViewWrapper};
/// This view registers a set of callbacks tied to specific events, to be run /// This view registers a set of callbacks tied to specific events, to be run
/// in certain conditions. /// in certain conditions.
/// ///
/// **Note**: only one callback can be registered per event. Trying to register
/// a new one will replace any existing one for that event.
///
/// * Some callbacks are called only for vents ignored by the wrapped view /// * Some callbacks are called only for vents ignored by the wrapped view
/// (those registered by [`on_event`] or [`on_event_inner`]) /// (those registered by [`on_event`] or [`on_event_inner`])
/// * Others are processed first, and can control whether the child view should /// * Others are processed first, and can control whether the child view should