diff options
Diffstat (limited to '')
-rw-r--r-- | runtime/src/command.rs (renamed from native/src/command.rs) | 55 |
1 files changed, 39 insertions, 16 deletions
diff --git a/native/src/command.rs b/runtime/src/command.rs index ca9d0b64..cd4c51ff 100644 --- a/native/src/command.rs +++ b/runtime/src/command.rs @@ -3,35 +3,39 @@ mod action; pub use action::Action; -use crate::widget; - -use iced_futures::MaybeSend; +use crate::core::widget; +use crate::futures::MaybeSend; use std::fmt; use std::future::Future; /// A set of asynchronous actions to be performed by some runtime. #[must_use = "`Command` must be returned to runtime to take effect"] -pub struct Command<T>(iced_futures::Command<Action<T>>); +pub struct Command<T>(Internal<Action<T>>); + +#[derive(Debug)] +enum Internal<T> { + None, + Single(T), + Batch(Vec<T>), +} impl<T> Command<T> { /// Creates an empty [`Command`]. /// /// In other words, a [`Command`] that does nothing. pub const fn none() -> Self { - Self(iced_futures::Command::none()) + Self(Internal::None) } /// Creates a [`Command`] that performs a single [`Action`]. pub const fn single(action: Action<T>) -> Self { - Self(iced_futures::Command::single(action)) + Self(Internal::Single(action)) } /// Creates a [`Command`] that performs a [`widget::Operation`]. pub fn widget(operation: impl widget::Operation<T> + 'static) -> Self { - Self(iced_futures::Command::single(Action::Widget( - widget::Action::new(operation), - ))) + Self::single(Action::Widget(Box::new(operation))) } /// Creates a [`Command`] that performs the action of the given future. @@ -49,9 +53,17 @@ impl<T> Command<T> { /// /// Once this command is run, all the commands will be executed at once. pub fn batch(commands: impl IntoIterator<Item = Command<T>>) -> Self { - Self(iced_futures::Command::batch( - commands.into_iter().map(|Command(command)| command), - )) + let mut batch = Vec::new(); + + for Command(command) in commands { + match command { + Internal::None => {} + Internal::Single(command) => batch.push(command), + Internal::Batch(commands) => batch.extend(commands), + } + } + + Self(Internal::Batch(batch)) } /// Applies a transformation to the result of a [`Command`]. @@ -63,16 +75,27 @@ impl<T> Command<T> { T: 'static, A: 'static, { - let Command(command) = self; - - Command(command.map(move |action| action.map(f.clone()))) + match self.0 { + Internal::None => Command::none(), + Internal::Single(action) => Command::single(action.map(f)), + Internal::Batch(batch) => Command(Internal::Batch( + batch + .into_iter() + .map(|action| action.map(f.clone())) + .collect(), + )), + } } /// Returns all of the actions of the [`Command`]. pub fn actions(self) -> Vec<Action<T>> { let Command(command) = self; - command.actions() + match command { + Internal::None => Vec::new(), + Internal::Single(action) => vec![action], + Internal::Batch(batch) => batch, + } } } |