config: allow disabling the primary selection

src/compositor.rs

@@ -352,6 +352,7 @@ fn start_compositor2(
         head_managers: Default::default(),
         head_managers_async: Default::default(),
         show_bar: Cell::new(true),
+        enable_primary_selection: Cell::new(true),
     });
     state.tracker.register(ClientId::from_raw(0));
     create_dummy_output(&state);

src/config/handler.rs

@@ -2204,6 +2204,10 @@ impl ConfigProxyHandler {
         Ok(())
     }
 
+    fn handle_set_middle_click_paste_enabled(&self, enabled: bool) {
+        self.state.enable_primary_selection.set(enabled);
+    }
+
     fn spaces_change(&self) {
         struct V;
         impl NodeVisitorBase for V {
@@ -3064,6 +3068,9 @@ impl ConfigProxyHandler {
             ClientMessage::SeatFocusTiles { seat } => {
                 self.handle_seat_focus_tiles(seat).wrn("seat_focus_tiles")?
             }
+            ClientMessage::SetMiddleClickPasteEnabled { enabled } => {
+                self.handle_set_middle_click_paste_enabled(enabled)
+            }
         }
         Ok(())
     }

src/ifs/ipc/zwp_primary_selection_device_manager_v1.rs

@@ -8,6 +8,7 @@ use {
         },
         leaks::Tracker,
         object::{Object, Version},
+        state::State,
         wire::{ZwpPrimarySelectionDeviceManagerV1Id, zwp_primary_selection_device_manager_v1::*},
     },
     std::rc::Rc,
@@ -96,6 +97,10 @@ impl Global for ZwpPrimarySelectionDeviceManagerV1Global {
     fn version(&self) -> u32 {
         1
     }
+
+    fn exposed(&self, state: &State) -> bool {
+        state.enable_primary_selection.get()
+    }
 }
 
 simple_add_global!(ZwpPrimarySelectionDeviceManagerV1Global);

src/state.rs

@@ -272,6 +272,7 @@ pub struct State {
         CopyHashMap<(ClientId, JayHeadManagerSessionV1Id), Rc<JayHeadManagerSessionV1>>,
     pub head_managers_async: AsyncQueue<HeadManagerEvent>,
     pub show_bar: Cell<bool>,
+    pub enable_primary_selection: Cell<bool>,
 }
 
 // impl Drop for State {