Experiment with GUI binary

Cargo.toml

@@ -12,6 +12,9 @@ edition = "2018"
 [[bin]]
 name = "dust"
 
+[[bin]]
+name = "gui"
+
 [lib]
 name = "dust_lib"
 path = "src/lib.rs"
@@ -19,7 +22,6 @@ path = "src/lib.rs"
 [dependencies]
 rand = "0.8.5"
 chrono = "0.4.26"
-eframe = "0.22.0"
 trash = "3.0.3"
 rayon = "1.7.0"
 serde = { version = "1.0.171", features = ["derive"] }
@@ -36,3 +38,8 @@ serde_json = "1.0.104"
 egui_extras = "0.22.0"
 rustyline = { version = "12.0.0", features = ["with-file-history", "derive"] }
 ansi_term = "0.12.1"
+iced = "0.10.0"
+egui = "0.22.0"
+eframe = "0.22.0"
+env_logger = "0.10.0"
+once_cell = "1.18.0"

src/bin/gui.rs

@@ -0,0 +1,71 @@
+use dust_lib::eval;
+use iced::widget::{button, column, container, scrollable, text, text_input};
+use iced::{executor, Alignment, Application, Command, Element, Sandbox, Settings, Theme};
+use once_cell::sync::Lazy;
+
+static INPUT_ID: Lazy<text_input::Id> = Lazy::new(text_input::Id::unique);
+
+pub fn main() -> iced::Result {
+    DustGui::run(Settings::default())
+}
+
+struct DustGui {
+    text_buffer: String,
+    results: Vec<String>,
+}
+
+impl Application for DustGui {
+    type Executor = executor::Default;
+
+    type Message = Message;
+
+    type Theme = Theme;
+
+    type Flags = ();
+
+    fn new(flags: Self::Flags) -> (Self, iced::Command<Self::Message>) {
+        (
+            DustGui {
+                text_buffer: String::new(),
+                results: Vec::new(),
+            },
+            Command::none(),
+        )
+    }
+
+    fn title(&self) -> String {
+        "Dust".to_string()
+    }
+
+    fn update(&mut self, message: Self::Message) -> iced::Command<Self::Message> {
+        match message {
+            Message::TextInput(input) => {
+                self.text_buffer = input;
+
+                Command::none()
+            }
+            Message::Evaluate => {
+                let eval_result = eval(&self.text_buffer);
+
+                Command::batch(vec![])
+            }
+        }
+    }
+
+    fn view(&self) -> Element<'_, Self::Message, iced::Renderer<Self::Theme>> {
+        let input = text_input("What needs to be done?", &self.text_buffer)
+            .id(INPUT_ID.clone())
+            .on_input(Message::TextInput)
+            .on_submit(Message::Evaluate)
+            .padding(15)
+            .size(30);
+
+        scrollable(container(column![input])).into()
+    }
+}
+
+#[derive(Debug, Clone)]
+enum Message {
+    TextInput(String),
+    Evaluate,
+}