From 99e0a71504456976ba88040f5d1d3bbc347694ea Mon Sep 17 00:00:00 2001 From: Héctor Ramón Jiménez Date: Sun, 5 Mar 2023 06:35:20 +0100 Subject: Rename `iced_native` to `iced_runtime` --- runtime/src/program.rs | 33 +++++++++++++++++++++++++++++++++ 1 file changed, 33 insertions(+) create mode 100644 runtime/src/program.rs (limited to 'runtime/src/program.rs') diff --git a/runtime/src/program.rs b/runtime/src/program.rs new file mode 100644 index 00000000..44585cc5 --- /dev/null +++ b/runtime/src/program.rs @@ -0,0 +1,33 @@ +//! Build interactive programs using The Elm Architecture. +use crate::Command; + +use iced_core::text; +use iced_core::{Element, Renderer}; + +mod state; + +pub use state::State; + +/// The core of a user interface application following The Elm Architecture. +pub trait Program: Sized { + /// The graphics backend to use to draw the [`Program`]. + type Renderer: Renderer + text::Renderer; + + /// The type of __messages__ your [`Program`] will produce. + type Message: std::fmt::Debug + Send; + + /// Handles a __message__ and updates the state of the [`Program`]. + /// + /// This is where you define your __update logic__. All the __messages__, + /// produced by either user interactions or commands, will be handled by + /// this method. + /// + /// Any [`Command`] returned will be executed immediately in the + /// background by shells. + fn update(&mut self, message: Self::Message) -> Command; + + /// Returns the widgets to display in the [`Program`]. + /// + /// These widgets can produce __messages__ based on user interaction. + fn view(&self) -> Element<'_, Self::Message, Self::Renderer>; +} -- cgit