config: allow configuring the pointer-revert-key

src/config/handler.rs

@@ -2091,6 +2091,10 @@ impl ConfigProxyHandler {
             .set(matcher, (m, tile_state));
         Ok(())
     }
+    fn handle_set_pointer_revert_key(&self, seat: Seat, key: KeySym) -> Result<(), CphError> {
+        self.get_seat(seat)?.set_pointer_revert_key(key);
+        Ok(())
+    }
 
     fn spaces_change(&self) {
         struct V;
@@ -2909,6 +2913,9 @@ impl ConfigProxyHandler {
             } => self
                 .handle_set_window_matcher_initial_tile_state(matcher, tile_state)
                 .wrn("set_window_matcher_initial_tile_state")?,
+            ClientMessage::SetPointerRevertKey { seat, key } => self
+                .handle_set_pointer_revert_key(seat, key)
+                .wrn("set_pointer_revert_key")?,
         }
         Ok(())
     }

src/ifs/wl_seat.rs

@@ -95,6 +95,7 @@ use {
         wire_ei::EiSeatId,
     },
     ahash::AHashMap,
+    jay_config::keyboard::syms::{KeySym, SYM_Escape},
     smallvec::SmallVec,
     std::{
         cell::{Cell, RefCell},
@@ -215,6 +216,7 @@ pub struct WlSeatGlobal {
     ui_drag_highlight: Cell<Option<Rect>>,
     keyboard_node_serial: Cell<u64>,
     tray_popups: CopyHashMap<(TrayItemId, XdgPopupId), Rc<dyn DynTrayItem>>,
+    revert_key: Cell<KeySym>,
 }
 
 const CHANGE_CURSOR_MOVED: u32 = 1 << 0;
@@ -288,6 +290,7 @@ impl WlSeatGlobal {
             ei_seats: Default::default(),
             ui_drag_highlight: Default::default(),
             tray_popups: Default::default(),
+            revert_key: Cell::new(SYM_Escape),
         });
         slf.pointer_cursor.set_owner(slf.clone());
         let seat = slf.clone();
@@ -1071,6 +1074,10 @@ impl WlSeatGlobal {
         };
         tl.tl_set_pinned(true, pinned);
     }
+
+    pub fn set_pointer_revert_key(&self, key: KeySym) {
+        self.revert_key.set(key);
+    }
 }
 
 impl CursorUserOwner for WlSeatGlobal {

src/ifs/wl_seat/event_handling.rs

@@ -50,7 +50,7 @@ use {
         input::SwitchEvent,
         keyboard::{
             mods::{CAPS, Modifiers, NUM, RELEASE},
-            syms::{KeySym, SYM_Escape},
+            syms::KeySym,
         },
     },
     kbvm::{ModifierMask, state_machine::Event},
@@ -836,7 +836,7 @@ impl WlSeatGlobal {
                 let mut revert_pointer_to_default = false;
                 for props in keysyms {
                     let sym = props.keysym().0;
-                    if sym == SYM_Escape.0 && mods == 0 {
+                    if sym == self.revert_key.get().0 && mods == 0 {
                         revert_pointer_to_default = true;
                     }
                     if !self.state.lock.locked.get() {