fixed #3862 - option to close the window when closing all tabs

tabby-core/src/configDefaults.yaml

@@ -16,6 +16,7 @@ appearance:
   opacity: 1.0
   vibrancy: false
   vibrancyType: 'blur'
+  lastTabClosesWindow: false
 terminal:
   showBuiltinProfiles: true
   showRecentProfiles: 3

tabby-core/src/services/app.service.ts

@@ -107,6 +107,12 @@ export class AppService {
             }
         })
 
+        this.tabClosed$.subscribe(() => {
+            if (!this.tabs.length && this.config.store.appearance.lastTabClosesWindow) {
+                this.hostWindow.close()
+            }
+        })
+
         hostWindow.windowFocused$.subscribe(() => this._activeTab?.emitFocused())
     }