132 lines
4.4 KiB
Rust
132 lines
4.4 KiB
Rust
use crate::{
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app::App,
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ipc::{EventData, IpcMethod, UserWindowEvent},
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Config,
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};
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use dioxus_core::*;
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use tao::event::{Event, StartCause, WindowEvent};
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/// Launch the WebView and run the event loop.
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///
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/// This function will start a multithreaded Tokio runtime as well the WebView event loop.
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///
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/// ```rust, no_run
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/// use dioxus::prelude::*;
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///
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/// fn main() {
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/// dioxus_desktop::launch(app);
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/// }
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///
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/// fn app(cx: Scope) -> Element {
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/// cx.render(rsx!{
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/// h1 {"hello world!"}
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/// })
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/// }
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/// ```
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pub fn launch(root: Component) {
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launch_with_props(root, (), Config::default())
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}
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/// Launch the WebView and run the event loop, with configuration.
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///
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/// This function will start a multithreaded Tokio runtime as well the WebView event loop.
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///
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/// You can configure the WebView window with a configuration closure
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///
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/// ```rust, no_run
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/// use dioxus::prelude::*;
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/// use dioxus_desktop::*;
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///
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/// fn main() {
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/// dioxus_desktop::launch_cfg(app, Config::default().with_window(WindowBuilder::new().with_title("My App")));
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/// }
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///
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/// fn app(cx: Scope) -> Element {
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/// cx.render(rsx!{
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/// h1 {"hello world!"}
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/// })
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/// }
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/// ```
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pub fn launch_cfg(root: Component, config_builder: Config) {
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launch_with_props(root, (), config_builder)
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}
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/// Launch the WebView and run the event loop, with configuration and root props.
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///
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/// If the [`tokio`] feature is enabled, this will also startup and block a tokio runtime using the unconstrained task.
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/// This function will start a multithreaded Tokio runtime as well the WebView event loop. This will block the current thread.
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///
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/// You can configure the WebView window with a configuration closure
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///
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/// ```rust, no_run
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/// use dioxus::prelude::*;
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/// use dioxus_desktop::Config;
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///
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/// fn main() {
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/// dioxus_desktop::launch_with_props(app, AppProps { name: "asd" }, Config::default());
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/// }
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///
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/// struct AppProps {
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/// name: &'static str
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/// }
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///
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/// fn app(cx: Scope<AppProps>) -> Element {
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/// cx.render(rsx!{
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/// h1 {"hello {cx.props.name}!"}
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/// })
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/// }
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/// ```
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pub fn launch_with_props<P: 'static>(root: Component<P>, props: P, cfg: Config) {
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#[cfg(feature = "tokio")]
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tokio::runtime::Builder::new_multi_thread()
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.enable_all()
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.build()
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.unwrap()
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.block_on(tokio::task::unconstrained(async move {
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launch_with_props_blocking(root, props, cfg);
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}));
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#[cfg(not(feature = "tokio"))]
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launch_with_props_blocking(root, props, cfg);
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}
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/// Launch the WebView and run the event loop, with configuration and root props.
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///
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/// This will block the main thread, and *must* be spawned on the main thread. This function does not assume any runtime
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/// and is equivalent to calling launch_with_props with the tokio feature disabled.
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pub fn launch_with_props_blocking<P: 'static>(root: Component<P>, props: P, cfg: Config) {
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let (event_loop, mut app) = App::new(cfg, props, root);
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event_loop.run(move |window_event, _, control_flow| {
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app.tick(&window_event);
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match window_event {
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Event::NewEvents(StartCause::Init) => app.handle_start_cause_init(),
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Event::WindowEvent {
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event, window_id, ..
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} => match event {
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WindowEvent::CloseRequested => app.handle_close_requested(window_id),
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WindowEvent::Destroyed { .. } => app.window_destroyed(window_id),
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_ => {}
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},
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Event::UserEvent(UserWindowEvent(event, id)) => match event {
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EventData::Poll => app.poll_vdom(id),
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EventData::NewWindow => app.handle_new_window(),
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EventData::CloseWindow => app.handle_close_msg(id),
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EventData::HotReloadEvent(msg) => app.handle_hot_reload_msg(msg),
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EventData::Ipc(msg) => match msg.method() {
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IpcMethod::FileDialog => app.handle_file_dialog_msg(msg, id),
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IpcMethod::UserEvent => app.handle_user_event_msg(msg, id),
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IpcMethod::Query => app.handle_query_msg(msg, id),
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IpcMethod::BrowserOpen => app.handle_browser_open(msg),
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IpcMethod::Initialize => app.handle_initialize_msg(id),
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IpcMethod::Other(_) => {}
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},
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},
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_ => {}
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}
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*control_flow = app.control_flow;
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})
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}
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