feat(stackbar): update title labels in realtime

This commit handles the EVENT_OBJECT_NAMECHANGE WinEvent which is
emitted when window titles change to update Stackbar labels in real-time
when StackbarLabel::Title is used.

re #826

komorebi/src/process_event.rs

@@ -11,6 +11,7 @@ use parking_lot::Mutex;
 use komorebi_core::OperationDirection;
 use komorebi_core::Rect;
 use komorebi_core::Sizing;
+use komorebi_core::StackbarLabel;
 use komorebi_core::WindowContainerBehaviour;
 
 use crate::border_manager;
@@ -23,6 +24,7 @@ use crate::window::RuleDebug;
 use crate::window_manager::WindowManager;
 use crate::window_manager_event::WindowManagerEvent;
 use crate::windows_api::WindowsApi;
+use crate::winevent::WinEvent;
 use crate::workspace_reconciliator;
 use crate::workspace_reconciliator::ALT_TAB_HWND;
 use crate::workspace_reconciliator::ALT_TAB_HWND_INSTANT;
@@ -31,6 +33,7 @@ use crate::NotificationEvent;
 use crate::DATA_DIR;
 use crate::HIDDEN_HWNDS;
 use crate::REGEX_IDENTIFIERS;
+use crate::STACKBAR_LABEL;
 use crate::TRAY_AND_MULTI_WINDOW_IDENTIFIERS;
 
 #[tracing::instrument]
@@ -268,6 +271,23 @@ impl WindowManager {
             WindowManagerEvent::Show(_, window)
             | WindowManagerEvent::Manage(window)
             | WindowManagerEvent::Uncloak(_, window) => {
+                if matches!(
+                    event,
+                    WindowManagerEvent::Show(WinEvent::ObjectNameChange, _)
+                ) {
+                    if matches!(STACKBAR_LABEL.load(), StackbarLabel::Title) {
+                        for m in self.monitors() {
+                            for ws in m.workspaces() {
+                                if let Some(container) = ws.container_for_window(window.hwnd) {
+                                    if let Some(stackbar) = container.stackbar() {
+                                        stackbar.update(container.windows(), window.hwnd)?;
+                                    }
+                                }
+                            }
+                        }
+                    }
+                }
+
                 let focused_monitor_idx = self.focused_monitor_idx();
                 let focused_workspace_idx =
                     self.focused_workspace_idx_for_monitor_idx(focused_monitor_idx)?;