add save example

Cargo.toml

@@ -17,7 +17,7 @@ eframe = { version = "0.22.0", default-features = false, features = [
 
 # You only need serde if you want app persistence:
 serde = { version = "1", features = ["derive"] }
-rfd = "0.11"
+rfd = "0.12"
 tokio = { version = "1", features = ["sync", "rt", "time"] }
 anyhow = "1.0.71"
 log = "0.4.19"

README.md

@@ -1,5 +1,10 @@
-## Browse
-Example app showing how to pick a file on web and desktop.
+## Egui file browser
+
+Example app showing how to pick a file on both web and desktop.
+
+The web application can be accessed here:
+
+https://woelper.github.io/egui_pick_file/
 
 
 For native:

src/app.rs

@@ -11,7 +11,7 @@ impl Default for BrowseApp {
     fn default() -> Self {
         Self {
             text_channel: channel(),
-            sample_text: "yo".into(),
+            sample_text: "This is some sample text".into(),
         }
     }
 }
@@ -26,14 +26,14 @@ impl BrowseApp {
 impl eframe::App for BrowseApp {
     fn update(&mut self, ctx: &Context, _frame: &mut eframe::Frame) {
         // assign sample text once it comes in
-        if let Ok(f) = self.text_channel.1.try_recv() {
-            self.sample_text = f;
+        if let Ok(text) = self.text_channel.1.try_recv() {
+            self.sample_text = text;
         }
 
         egui::CentralPanel::default().show(ctx, |ui| {
-            ui.label(&self.sample_text);
+            ui.text_edit_multiline(&mut self.sample_text);
             // a simple button opening the dialog
-            if ui.button("Open text file").clicked() {
+            if ui.button("📂 Open text file").clicked() {
                 let sender = self.text_channel.0.clone();
                 let task = rfd::AsyncFileDialog::new().pick_file();
                 // Context is wrapped in an Arc so it's cheap to clone as per:
@@ -49,6 +49,17 @@ impl eframe::App for BrowseApp {
                     }
                 });
             }
+
+            if ui.button("💾 Save text to file").clicked() {
+                let task = rfd::AsyncFileDialog::new().save_file();
+                let contents = self.sample_text.clone();
+                execute(async move {
+                    let file = task.await;
+                    if let Some(file) = file {
+                        _ = file.write(contents.as_bytes()).await;
+                    }
+                });
+            }
         });
     }
 }