fix(wm): always focus desktop on empty ws

This commit ensures that when switching to a workspace, if that
workspace is empty, the desktop window will be focused (and focus will
be removed from the last focused window on the previous workspace)
regardless of the value of follow_focus.

komorebi/src/window_manager.rs

@@ -825,10 +825,20 @@ impl WindowManager {
                     }
                 }
             }
+        } else {
+            if self.focused_workspace()?.containers().is_empty() {
+                let desktop_window = Window::from(WindowsApi::desktop_window()?);
+
+                match WindowsApi::raise_and_focus_window(desktop_window.hwnd) {
+                    Ok(()) => {}
+                    Err(error) => {
+                        tracing::warn!("{} {}:{}", error, file!(), line!());
+                    }
+                }
             }
 
             // if we passed false for follow_focus and there is a container on the workspace
-        if !follow_focus && self.focused_container_mut().is_ok() {
+            if self.focused_container_mut().is_ok() {
                 // and we have a stack with >1 windows
                 if self.focused_container_mut()?.windows().len() > 1
                     // and we don't have a maxed window
@@ -846,7 +856,6 @@ impl WindowManager {
 
             // This is to correctly restore and focus when switching to a workspace which
             // contains a managed maximized window
-        if !follow_focus {
             if let Some(window) = self.focused_workspace()?.maximized_window() {
                 window.restore();
                 if trigger_focus {