orchestrator

examples/simple_usage.rs

@@ -0,0 +1,75 @@
+extern crate alloc;
+
+use tui_orchestrator::prelude::*;
+
+#[derive(Debug, Clone, PartialEq, Eq, Hash)]
+enum Focus {
+    Username,
+    Password,
+    LoginButton,
+}
+
+impl FocusId for Focus {}
+
+#[derive(Debug, Clone, PartialEq, Eq)]
+enum AppEvent {
+    LoginAttempt {
+        username: alloc::string::String,
+        password: alloc::string::String,
+    },
+    Quit,
+}
+
+struct LoginPage {
+    username: alloc::string::String,
+    password: alloc::string::String,
+}
+
+impl Component for LoginPage {
+    type Focus = Focus;
+    type Action = ComponentAction;
+    type Event = AppEvent;
+
+    fn targets(&self) -> &[Self::Focus] {
+        &[Focus::Username, Focus::Password, Focus::LoginButton]
+    }
+
+    fn handle(
+        &mut self,
+        focus: &Self::Focus,
+        action: Self::Action,
+    ) -> Result<Option<Self::Event>, ComponentError> {
+        match (focus, action) {
+            (Focus::LoginButton, ComponentAction::Select) => Ok(Some(AppEvent::LoginAttempt {
+                username: self.username.clone(),
+                password: self.password.clone(),
+            })),
+            (Focus::Username, ComponentAction::TypeChar(c)) => {
+                self.username.push(c);
+                Ok(None)
+            }
+            (Focus::Password, ComponentAction::TypeChar(c)) => {
+                self.password.push(c);
+                Ok(None)
+            }
+            _ => Ok(None),
+        }
+    }
+}
+
+fn main() -> Result<(), ComponentError> {
+    let mut orch = Orchestrator::new();
+
+    orch.bind(Key::enter(), ComponentAction::Select);
+    orch.bind(Key::tab(), ComponentAction::Next);
+    orch.bind(Key::shift_tab(), ComponentAction::Prev);
+
+    let login_page = LoginPage {
+        username: alloc::string::String::new(),
+        password: alloc::string::String::new(),
+    };
+
+    orch.register_page(alloc::string::String::from("login"), login_page);
+
+    Ok(())
+}