revert keysym back, enigo's Layout can do this

libs/enigo/src/lib.rs

@@ -418,8 +418,6 @@ pub enum Key {
     Layout(char),
     /// raw keycode eg 0x38
     Raw(u16),
-    /// VNC keysym
-    KeySym(u32),
 }
 
 /// Representing an interface and a set of keyboard functions every

libs/enigo/src/linux.rs

@@ -181,9 +181,6 @@ impl MouseControllable for Enigo {
     }
 }
 fn keysequence<'a>(key: Key) -> Cow<'a, str> {
-    if let Key::KeySym(sym) = key {
-        return Cow::Owned("".to_owned());
-    }
     if let Key::Layout(c) = key {
         return Cow::Owned(format!("U{:X}", c as u32));
     }

libs/enigo/src/macos/macos_impl.rs

@@ -426,7 +426,6 @@ impl Enigo {
 
             Key::Raw(raw_keycode) => raw_keycode,
             Key::Layout(c) => self.map_key_board(c),
-            Key::KeySym(sym) => 0 as _,
 
             Key::Super | Key::Command | Key::Windows | Key::Meta => kVK_Command,
             _ => 0,

libs/enigo/src/win/win_impl.rs

@@ -340,7 +340,6 @@ impl Enigo {
             Key::Raw(raw_keycode) => raw_keycode,
             Key::Layout(c) => self.get_layoutdependent_keycode(c.to_string()),
             Key::Super | Key::Command | Key::Windows | Key::Meta => EVK_LWIN,
-            Key::KeySym(sym) => 0,
         }
     }
 

libs/hbb_common/protos/message.proto

@@ -173,7 +173,6 @@ message KeyEvent {
     uint32 chr = 4;
     uint32 unicode = 5;
     string seq = 6;
-    uint32 keysym = 7;
   }
   repeated ControlKey modifiers = 8;
 }