Merge branch 'master' into add-file-data-drag-event
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Evan Almloff committed
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@@ -1,96 +1,186 @@
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use crate::desktop_context::EventData;
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use crate::protocol;
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use crate::{desktop_context::UserWindowEvent, Config};
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use tao::event_loop::{EventLoopProxy, EventLoopWindowTarget};
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pub use wry;
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pub use wry::application as tao;
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use wry::application::window::Window;
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use wry::webview::{WebContext, WebView, WebViewBuilder};
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use crate::{
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app::SharedContext,
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assets::AssetHandlerRegistry,
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edits::EditQueue,
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eval::DesktopEvalProvider,
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ipc::{EventData, UserWindowEvent},
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protocol::{self},
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waker::tao_waker,
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Config, DesktopContext, DesktopService,
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};
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use dioxus_core::VirtualDom;
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use dioxus_html::prelude::EvalProvider;
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use futures_util::{pin_mut, FutureExt};
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use std::{rc::Rc, task::Waker};
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use wry::{RequestAsyncResponder, WebContext, WebViewBuilder};
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pub fn build(
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cfg: &mut Config,
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event_loop: &EventLoopWindowTarget<UserWindowEvent>,
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proxy: EventLoopProxy<UserWindowEvent>,
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) -> (WebView, WebContext) {
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let builder = cfg.window.clone();
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let window = builder.build(event_loop).unwrap();
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let file_handler = cfg.file_drop_handler.take();
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let custom_head = cfg.custom_head.clone();
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let index_file = cfg.custom_index.clone();
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let root_name = cfg.root_name.clone();
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pub struct WebviewInstance {
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pub dom: VirtualDom,
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pub desktop_context: DesktopContext,
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pub waker: Waker,
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// We assume that if the icon is None in cfg, then the user just didnt set it
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if cfg.window.window.window_icon.is_none() {
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window.set_window_icon(Some(
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tao::window::Icon::from_rgba(
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include_bytes!("./assets/default_icon.bin").to_vec(),
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460,
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460,
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)
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.expect("image parse failed"),
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));
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}
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// Wry assumes the webcontext is alive for the lifetime of the webview.
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// We need to keep the webcontext alive, otherwise the webview will crash
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_web_context: WebContext,
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}
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let mut web_context = WebContext::new(cfg.data_dir.clone());
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impl WebviewInstance {
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pub fn new(mut cfg: Config, dom: VirtualDom, shared: Rc<SharedContext>) -> WebviewInstance {
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let window = cfg.window.clone().build(&shared.target).unwrap();
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let mut webview = WebViewBuilder::new(window)
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.unwrap()
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.with_transparent(cfg.window.window.transparent)
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.with_url("dioxus://index.html/")
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.unwrap()
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.with_ipc_handler(move |window: &Window, payload: String| {
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// TODO: allow users to specify their own menubars, again :/
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#[cfg(not(any(target_os = "android", target_os = "ios")))]
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crate::menubar::build_menu(&window, cfg.enable_default_menu_bar);
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// We assume that if the icon is None in cfg, then the user just didnt set it
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if cfg.window.window.window_icon.is_none() {
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window.set_window_icon(Some(
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tao::window::Icon::from_rgba(
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include_bytes!("./assets/default_icon.bin").to_vec(),
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460,
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460,
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)
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.expect("image parse failed"),
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));
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}
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let mut web_context = WebContext::new(cfg.data_dir.clone());
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let edit_queue = EditQueue::default();
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let asset_handlers = AssetHandlerRegistry::new(dom.runtime());
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let headless = !cfg.window.window.visible;
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// Rust :(
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let window_id = window.id();
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let file_handler = cfg.file_drop_handler.take();
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let custom_head = cfg.custom_head.clone();
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let index_file = cfg.custom_index.clone();
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let root_name = cfg.root_name.clone();
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let asset_handlers_ = asset_handlers.clone();
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let edit_queue_ = edit_queue.clone();
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let proxy_ = shared.proxy.clone();
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let request_handler = move |request, responder: RequestAsyncResponder| {
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// Try to serve the index file first
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let index_bytes = protocol::index_request(
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&request,
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custom_head.clone(),
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index_file.clone(),
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&root_name,
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headless,
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);
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// Otherwise, try to serve an asset, either from the user or the filesystem
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match index_bytes {
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Some(body) => responder.respond(body),
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None => protocol::desktop_handler(
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request,
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asset_handlers_.clone(),
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&edit_queue_,
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responder,
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),
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}
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};
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let ipc_handler = move |payload: String| {
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// defer the event to the main thread
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if let Ok(message) = serde_json::from_str(&payload) {
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_ = proxy.send_event(UserWindowEvent(EventData::Ipc(message), window.id()));
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_ = proxy_.send_event(UserWindowEvent(EventData::Ipc(message), window_id));
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}
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})
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.with_custom_protocol(String::from("dioxus"), move |r| {
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protocol::desktop_handler(r, custom_head.clone(), index_file.clone(), &root_name)
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})
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.with_web_context(&mut web_context);
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};
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if let Some(handler) = file_handler {
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webview = webview.with_file_drop_handler(handler)
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let mut webview = WebViewBuilder::new(&window)
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.with_transparent(cfg.window.window.transparent)
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.with_url("dioxus://index.html/")
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.unwrap()
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.with_ipc_handler(ipc_handler)
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.with_asynchronous_custom_protocol(String::from("dioxus"), request_handler)
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.with_file_drop_handler(file_drop_handler)
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.with_web_context(&mut web_context);
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if let Some(handler) = file_handler {
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webview = webview.with_file_drop_handler(handler)
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}
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// This was removed from wry, I'm not sure what replaced it
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// #[cfg(windows)]
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// {
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// // Windows has a platform specific settings to disable the browser shortcut keys
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// use wry::WebViewBuilderExtWindows;
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// webview = webview.with_browser_accelerator_keys(false);
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// }
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if let Some(color) = cfg.background_color {
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webview = webview.with_background_color(color);
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}
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for (name, handler) in cfg.protocols.drain(..) {
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webview = webview.with_custom_protocol(name, handler);
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}
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const INITIALIZATION_SCRIPT: &str = r#"
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if (document.addEventListener) {
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document.addEventListener('contextmenu', function(e) {
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e.preventDefault();
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}, false);
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} else {
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document.attachEvent('oncontextmenu', function() {
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window.event.returnValue = false;
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});
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}
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"#;
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if cfg.disable_context_menu {
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// in release mode, we don't want to show the dev tool or reload menus
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webview = webview.with_initialization_script(INITIALIZATION_SCRIPT)
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} else {
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// in debug, we are okay with the reload menu showing and dev tool
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webview = webview.with_devtools(true);
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}
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let desktop_context = Rc::from(DesktopService::new(
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webview.build().unwrap(),
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window,
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shared.clone(),
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edit_queue,
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asset_handlers,
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));
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// Provide the desktop context to the virtualdom
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dom.base_scope().provide_context(desktop_context.clone());
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// Also set up its eval provider
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// It's important that we provide as dyn EvalProvider - using the concrete type has
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// a different TypeId.
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let provider: Rc<dyn EvalProvider> =
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Rc::new(DesktopEvalProvider::new(desktop_context.clone()));
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dom.base_scope().provide_context(provider);
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WebviewInstance {
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waker: tao_waker(shared.proxy.clone(), desktop_context.window.id()),
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desktop_context,
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dom,
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_web_context: web_context,
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}
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}
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#[cfg(windows)]
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{
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// Windows has a platform specific settings to disable the browser shortcut keys
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use wry::webview::WebViewBuilderExtWindows;
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webview = webview.with_browser_accelerator_keys(false);
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pub fn poll_vdom(&mut self) {
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let mut cx = std::task::Context::from_waker(&self.waker);
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// Continously poll the virtualdom until it's pending
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// Wait for work will return Ready when it has edits to be sent to the webview
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// It will return Pending when it needs to be polled again - nothing is ready
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loop {
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{
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let fut = self.dom.wait_for_work();
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pin_mut!(fut);
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match fut.poll_unpin(&mut cx) {
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std::task::Poll::Ready(_) => {}
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std::task::Poll::Pending => return,
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}
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}
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self.desktop_context.send_edits(self.dom.render_immediate());
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}
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}
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if let Some(color) = cfg.background_color {
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webview = webview.with_background_color(color);
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}
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// These are commented out because wry is currently broken in wry
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// let mut web_context = WebContext::new(cfg.data_dir.clone());
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// .with_web_context(&mut web_context);
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for (name, handler) in cfg.protocols.drain(..) {
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webview = webview.with_custom_protocol(name, handler)
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}
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if cfg.disable_context_menu {
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// in release mode, we don't want to show the dev tool or reload menus
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webview = webview.with_initialization_script(
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r#"
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if (document.addEventListener) {
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document.addEventListener('contextmenu', function(e) {
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e.preventDefault();
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}, false);
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} else {
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document.attachEvent('oncontextmenu', function() {
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window.event.returnValue = false;
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});
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}
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"#,
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)
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} else {
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// in debug, we are okay with the reload menu showing and dev tool
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webview = webview.with_devtools(true);
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}
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(webview.build().unwrap(), web_context)
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}
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