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-rw-r--r--src/advanced.rs2
-rw-r--r--src/application.rs22
-rw-r--r--src/daemon.rs21
-rw-r--r--src/lib.rs18
-rw-r--r--src/program.rs111
5 files changed, 23 insertions, 151 deletions
diff --git a/src/advanced.rs b/src/advanced.rs
index 8d06e805..b817bbf9 100644
--- a/src/advanced.rs
+++ b/src/advanced.rs
@@ -14,6 +14,6 @@ pub use crate::renderer::graphics;
pub mod subscription {
//! Write your own subscriptions.
pub use crate::runtime::futures::subscription::{
- EventStream, Hasher, Recipe,
+ from_recipe, into_recipes, EventStream, Hasher, Recipe,
};
}
diff --git a/src/application.rs b/src/application.rs
index 5d16b40f..f5e06471 100644
--- a/src/application.rs
+++ b/src/application.rs
@@ -103,10 +103,6 @@ where
type Renderer = Renderer;
type Executor = iced_futures::backend::default::Executor;
- fn load(&self) -> Task<Self::Message> {
- Task::none()
- }
-
fn update(
&self,
state: &mut Self::State,
@@ -166,14 +162,14 @@ impl<P: Program> Application<P> {
Self: 'static,
P::State: Default,
{
- self.run_with(P::State::default)
+ self.raw.run(self.settings, Some(self.window))
}
/// Runs the [`Application`] with a closure that creates the initial state.
pub fn run_with<I>(self, initialize: I) -> Result
where
Self: 'static,
- I: Fn() -> P::State + Clone + 'static,
+ I: Fn() -> (P::State, Task<P::Message>) + Clone + 'static,
{
self.raw
.run_with(self.settings, Some(self.window), initialize)
@@ -323,20 +319,6 @@ impl<P: Program> Application<P> {
}
}
- /// Runs the [`Task`] produced by the closure at startup.
- pub fn load(
- self,
- f: impl Fn() -> Task<P::Message>,
- ) -> Application<
- impl Program<State = P::State, Message = P::Message, Theme = P::Theme>,
- > {
- Application {
- raw: program::with_load(self.raw, f),
- settings: self.settings,
- window: self.window,
- }
- }
-
/// Sets the subscription logic of the [`Application`].
pub fn subscription(
self,
diff --git a/src/daemon.rs b/src/daemon.rs
index 58293949..d2de2db7 100644
--- a/src/daemon.rs
+++ b/src/daemon.rs
@@ -55,10 +55,6 @@ where
type Renderer = Renderer;
type Executor = iced_futures::backend::default::Executor;
- fn load(&self) -> Task<Self::Message> {
- Task::none()
- }
-
fn update(
&self,
state: &mut Self::State,
@@ -116,14 +112,14 @@ impl<P: Program> Daemon<P> {
Self: 'static,
P::State: Default,
{
- self.run_with(P::State::default)
+ self.raw.run(self.settings, None)
}
/// Runs the [`Daemon`] with a closure that creates the initial state.
pub fn run_with<I>(self, initialize: I) -> Result
where
Self: 'static,
- I: Fn() -> P::State + Clone + 'static,
+ I: Fn() -> (P::State, Task<P::Message>) + Clone + 'static,
{
self.raw.run_with(self.settings, None, initialize)
}
@@ -176,19 +172,6 @@ impl<P: Program> Daemon<P> {
}
}
- /// Runs the [`Task`] produced by the closure at startup.
- pub fn load(
- self,
- f: impl Fn() -> Task<P::Message>,
- ) -> Daemon<
- impl Program<State = P::State, Message = P::Message, Theme = P::Theme>,
- > {
- Daemon {
- raw: program::with_load(self.raw, f),
- settings: self.settings,
- }
- }
-
/// Sets the subscription logic of the [`Daemon`].
pub fn subscription(
self,
diff --git a/src/lib.rs b/src/lib.rs
index bc3fe6ab..79e2f276 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -175,6 +175,7 @@ use iced_winit::core;
use iced_winit::runtime;
pub use iced_futures::futures;
+pub use iced_futures::stream;
#[cfg(feature = "highlighter")]
pub use iced_highlighter as highlighter;
@@ -201,7 +202,13 @@ pub use crate::core::{
Length, Padding, Pixels, Point, Radians, Rectangle, Rotation, Shadow, Size,
Theme, Transformation, Vector,
};
-pub use crate::runtime::{exit, Task};
+pub use crate::runtime::exit;
+pub use iced_futures::Subscription;
+
+pub mod task {
+ //! Create runtime tasks.
+ pub use crate::runtime::task::{Handle, Task};
+}
pub mod clipboard {
//! Access the clipboard.
@@ -255,13 +262,6 @@ pub mod mouse {
};
}
-pub mod subscription {
- //! Listen to external events in your application.
- pub use iced_futures::subscription::{
- channel, run, run_with_id, unfold, Subscription,
- };
-}
-
#[cfg(feature = "system")]
pub mod system {
//! Retrieve system information.
@@ -314,7 +314,7 @@ pub use executor::Executor;
pub use font::Font;
pub use renderer::Renderer;
pub use settings::Settings;
-pub use subscription::Subscription;
+pub use task::Task;
#[doc(inline)]
pub use application::application;
diff --git a/src/program.rs b/src/program.rs
index 3f9d2d0c..939b0047 100644
--- a/src/program.rs
+++ b/src/program.rs
@@ -27,8 +27,6 @@ pub trait Program: Sized {
/// The executor of the program.
type Executor: Executor;
- fn load(&self) -> Task<Self::Message>;
-
fn update(
&self,
state: &mut Self::State,
@@ -80,7 +78,9 @@ pub trait Program: Sized {
Self: 'static,
Self::State: Default,
{
- self.run_with(settings, window_settings, Self::State::default)
+ self.run_with(settings, window_settings, || {
+ (Self::State::default(), Task::none())
+ })
}
/// Runs the [`Program`] with the given [`Settings`] and a closure that creates the initial state.
@@ -92,7 +92,7 @@ pub trait Program: Sized {
) -> Result
where
Self: 'static,
- I: Fn() -> Self::State + Clone + 'static,
+ I: Fn() -> (Self::State, Task<Self::Message>) + Clone + 'static,
{
use std::marker::PhantomData;
@@ -102,7 +102,9 @@ pub trait Program: Sized {
_initialize: PhantomData<I>,
}
- impl<P: Program, I: Fn() -> P::State> shell::Program for Instance<P, I> {
+ impl<P: Program, I: Fn() -> (P::State, Task<P::Message>)> shell::Program
+ for Instance<P, I>
+ {
type Message = P::Message;
type Theme = P::Theme;
type Renderer = P::Renderer;
@@ -112,8 +114,7 @@ pub trait Program: Sized {
fn new(
(program, initialize): Self::Flags,
) -> (Self, Task<Self::Message>) {
- let state = initialize();
- let command = program.load();
+ let (state, task) = initialize();
(
Self {
@@ -121,7 +122,7 @@ pub trait Program: Sized {
state,
_initialize: PhantomData,
},
- command,
+ task,
)
}
@@ -212,10 +213,6 @@ pub fn with_title<P: Program>(
type Renderer = P::Renderer;
type Executor = P::Executor;
- fn load(&self) -> Task<Self::Message> {
- self.program.load()
- }
-
fn title(&self, state: &Self::State, window: window::Id) -> String {
(self.title)(state, window)
}
@@ -267,80 +264,6 @@ pub fn with_title<P: Program>(
WithTitle { program, title }
}
-pub fn with_load<P: Program>(
- program: P,
- f: impl Fn() -> Task<P::Message>,
-) -> impl Program<State = P::State, Message = P::Message, Theme = P::Theme> {
- struct WithLoad<P, F> {
- program: P,
- load: F,
- }
-
- impl<P: Program, F> Program for WithLoad<P, F>
- where
- F: Fn() -> Task<P::Message>,
- {
- type State = P::State;
- type Message = P::Message;
- type Theme = P::Theme;
- type Renderer = P::Renderer;
- type Executor = P::Executor;
-
- fn load(&self) -> Task<Self::Message> {
- Task::batch([self.program.load(), (self.load)()])
- }
-
- fn update(
- &self,
- state: &mut Self::State,
- message: Self::Message,
- ) -> Task<Self::Message> {
- self.program.update(state, message)
- }
-
- fn view<'a>(
- &self,
- state: &'a Self::State,
- window: window::Id,
- ) -> Element<'a, Self::Message, Self::Theme, Self::Renderer> {
- self.program.view(state, window)
- }
-
- fn title(&self, state: &Self::State, window: window::Id) -> String {
- self.program.title(state, window)
- }
-
- fn subscription(
- &self,
- state: &Self::State,
- ) -> Subscription<Self::Message> {
- self.program.subscription(state)
- }
-
- fn theme(
- &self,
- state: &Self::State,
- window: window::Id,
- ) -> Self::Theme {
- self.program.theme(state, window)
- }
-
- fn style(
- &self,
- state: &Self::State,
- theme: &Self::Theme,
- ) -> Appearance {
- self.program.style(state, theme)
- }
-
- fn scale_factor(&self, state: &Self::State, window: window::Id) -> f64 {
- self.program.scale_factor(state, window)
- }
- }
-
- WithLoad { program, load: f }
-}
-
pub fn with_subscription<P: Program>(
program: P,
f: impl Fn(&P::State) -> Subscription<P::Message>,
@@ -367,10 +290,6 @@ pub fn with_subscription<P: Program>(
(self.subscription)(state)
}
- fn load(&self) -> Task<Self::Message> {
- self.program.load()
- }
-
fn update(
&self,
state: &mut Self::State,
@@ -445,10 +364,6 @@ pub fn with_theme<P: Program>(
(self.theme)(state, window)
}
- fn load(&self) -> Task<Self::Message> {
- self.program.load()
- }
-
fn title(&self, state: &Self::State, window: window::Id) -> String {
self.program.title(state, window)
}
@@ -519,10 +434,6 @@ pub fn with_style<P: Program>(
(self.style)(state, theme)
}
- fn load(&self) -> Task<Self::Message> {
- self.program.load()
- }
-
fn title(&self, state: &Self::State, window: window::Id) -> String {
self.program.title(state, window)
}
@@ -585,10 +496,6 @@ pub fn with_scale_factor<P: Program>(
type Renderer = P::Renderer;
type Executor = P::Executor;
- fn load(&self) -> Task<Self::Message> {
- self.program.load()
- }
-
fn title(&self, state: &Self::State, window: window::Id) -> String {
self.program.title(state, window)
}
generated by cgit (git 2.34.1) at 2025-05-16 10:13:23 +0000