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finished file select for wasm

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kirjavascript 2023-03-13 00:48:41 +00:00
parent b7a5000d5c
commit 7b934633ee
2 changed files with 21 additions and 29 deletions
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9
frontend/src/app.rs
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@ -48,11 +48,11 @@ impl App {
impl eframe::App for App {
fn update(&mut self, ctx: &egui::Context, frame: &mut eframe::Frame) {
ctx.request_repaint();
// game logic
if self.running {
ctx.request_repaint();
crate::input::dummy_input(ctx, &mut self.emu);
@ -114,6 +114,13 @@ impl eframe::App for App {
if ui.button("Open file…").clicked() {
self.file.open_file();
}
use web_sys::{window, console, Element, HtmlInputElement, FileReader};
if let Some(file) = self.file.opened() {
console::log_1(&format!("File data buffer: {:?}", file).into());
}
});
}

41
frontend/src/widgets/file.rs
View file

@ -7,14 +7,11 @@ use wasm_bindgen::JsCast;
use web_sys::{window, console, Element, HtmlInputElement, FileReader};
use js_sys::{Uint8Array, ArrayBuffer, Object};
pub enum Message {
File(Vec<u8>),
// Other messages
}
type File = Vec<u8>;
pub struct FileDialog {
tx: std::sync::mpsc::Sender<Message>,
rx: std::sync::mpsc::Receiver<Message>,
tx: std::sync::mpsc::Sender<File>,
rx: std::sync::mpsc::Receiver<File>,
input: HtmlInputElement,
closure: Option<Closure<dyn FnMut()>>,
}
@ -33,26 +30,6 @@ impl Default for FileDialog {
input.style().set_property("display", "none").unwrap();
body.append_child(&input).unwrap();
// let input_clone = input.clone();
// let closure = Closure::wrap(Box::new(move || {
// if let Some(file) = input_clone.files().and_then(|files| files.get(0)) {
// let reader = FileReader::new().unwrap();
// let reader_clone = reader.clone();
// let onload_closure = Closure::wrap(Box::new(move || {
// let array_buffer = reader_clone.result().unwrap().dyn_into::<ArrayBuffer>().unwrap();
// let buffer = Uint8Array::new(&array_buffer).to_vec();
// console::log_1(&format!("File data buffer: {:?}", buffer).into());
// }) as Box<dyn FnMut()>);
// reader.set_onload(Some(onload_closure.as_ref().unchecked_ref()));
// reader.read_as_array_buffer(&file).unwrap();
// onload_closure.forget();
// }
// }) as Box<dyn FnMut()>);
// input.add_event_listener_with_callback("change", closure.as_ref().unchecked_ref()).unwrap();
// closure.forget();
Self {
rx,
tx,
@ -85,8 +62,7 @@ impl FileDialog {
let onload_closure = Closure::once(Box::new(move || {
let array_buffer = reader_clone.result().unwrap().dyn_into::<ArrayBuffer>().unwrap();
let buffer = Uint8Array::new(&array_buffer).to_vec();
console::log_1(&format!("File data buffer: {:?}", buffer).into());
tx.send(Message::File(buffer));
tx.send(buffer);
}));
reader.set_onload(Some(onload_closure.as_ref().unchecked_ref()));
@ -107,6 +83,15 @@ impl FileDialog {
// }
// }
}
pub fn opened(&self) -> Option<Vec<u8>> {
if let Ok(file) = self.rx.try_recv() {
Some(file)
} else {
None
}
}
}
// pub fn filedialog(state: FileState) ->