Implement native inhibition and acknowledged session-ending confirmation

compositor/src/state.rs

@@ -231,6 +231,8 @@ pub struct Ferese {
     pub socket_name: OsString,
     pub display_handle: DisplayHandle,
     pub loop_signal: LoopSignal,
+    pub(crate) loop_handle: smithay::reexports::calloop::LoopHandle<'static, Self>,
+    pub(crate) portal_session: crate::portal_session::PortalSession,
     pub space: Space<Window>,
     pub workspaces: WorkspaceSet,
     pub output_workspaces: OutputWorkspaceMap,
@@ -259,6 +261,7 @@ pub struct Ferese {
     pub(crate) material_buffers: HashMap<WlSurface, crate::winit::MaterialBuffers>,
     pub(crate) portal_shortcuts: crate::portal_shortcuts::PortalShortcuts,
     pub(crate) pending_logout: Option<u32>,
+    pub(crate) logout_query: Option<u32>,
     pub(crate) logout_owner: Option<smithay::reexports::wayland_server::backend::ObjectId>,
     pub(crate) blur_programs: HashMap<ErasedContextId, crate::winit::BlurProgram>,
     pub(crate) backdrop_generation: u64,
@@ -448,6 +451,8 @@ impl Ferese {
             socket_name,
             display_handle,
             loop_signal: event_loop.get_signal(),
+            loop_handle: event_loop.handle(),
+            portal_session: Default::default(),
             space: Space::default(),
             workspaces: WorkspaceSet::new(
                 config.layout_mode,
@@ -483,6 +488,7 @@ impl Ferese {
             material_buffers: HashMap::new(),
             portal_shortcuts: crate::portal_shortcuts::PortalShortcuts::default(),
             pending_logout: None,
+            logout_query: None,
             logout_owner: None,
             blur_programs: HashMap::new(),
             backdrop_generation: 0,