opt: enum KeyboardMode

libs/hbb_common/src/keyboard.rs

@@ -0,0 +1,39 @@
+use std::{fmt, slice::Iter, str::FromStr};
+
+use crate::protos::message::KeyboardMode;
+
+impl fmt::Display for KeyboardMode {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        match self {
+            KeyboardMode::Legacy => write!(f, "legacy"),
+            KeyboardMode::Map => write!(f, "map"),
+            KeyboardMode::Translate => write!(f, "translate"),
+            KeyboardMode::Auto => write!(f, "auto"),
+        }
+    }
+}
+
+impl FromStr for KeyboardMode {
+    type Err = ();
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        match s {
+            "legacy" => Ok(KeyboardMode::Legacy),
+            "map" => Ok(KeyboardMode::Map),
+            "translate" => Ok(KeyboardMode::Translate),
+            "auto" => Ok(KeyboardMode::Auto),
+            _ => Err(()),
+        }
+    }
+}
+
+impl KeyboardMode {
+    pub fn iter() -> Iter<'static, KeyboardMode> {
+        static KEYBOARD_MODES: [KeyboardMode; 4] = [
+            KeyboardMode::Legacy,
+            KeyboardMode::Map,
+            KeyboardMode::Translate,
+            KeyboardMode::Auto,
+        ];
+        KEYBOARD_MODES.iter()
+    }
+}