potentially fixed #576

app/lib/window.ts

 import { Subject, Observable } from 'rxjs'
+import { debounceTime } from 'rxjs/operators'
 import { BrowserWindow, app, ipcMain, Rectangle } from 'electron'
 import ElectronConfig = require('electron-config')
 import * as os from 'os'
@@ -143,6 +144,16 @@ export class Window {
             this.visible.next(false)
         })
 
+        let moveSubscription = new Observable<void>(observer => {
+            this.window.on('move', () => observer.next())
+        }).pipe(debounceTime(250)).subscribe(() => {
+            this.window.webContents.send('host:window-moved')
+        })
+
+        this.window.on('closed', () => {
+            moveSubscription.unsubscribe()
+        })
+
         this.window.on('enter-full-screen', () => this.window.webContents.send('host:window-enter-full-screen'))
         this.window.on('leave-full-screen', () => this.window.webContents.send('host:window-leave-full-screen'))
 

terminus-core/src/services/hostApp.service.ts

@@ -30,6 +30,7 @@ export class HostAppService {
     private cliOpenProfile = new Subject<string>()
     private configChangeBroadcast = new Subject<void>()
     private windowCloseRequest = new Subject<void>()
+    private windowMoved = new Subject<void>()
     private logger: Logger
     private windowId: number
 
@@ -41,6 +42,7 @@ export class HostAppService {
     get cliOpenProfile$ (): Observable<string> { return this.cliOpenProfile }
     get configChangeBroadcast$ (): Observable<void> { return this.configChangeBroadcast }
     get windowCloseRequest$ (): Observable<void> { return this.windowCloseRequest }
+    get windowMoved$ (): Observable<void> { return this.windowMoved }
 
     constructor (
         private zone: NgZone,
@@ -80,6 +82,10 @@ export class HostAppService {
             this.zone.run(() => this.windowCloseRequest.next())
         })
 
+        electron.ipcRenderer.on('host:window-moved', () => {
+            this.zone.run(() => this.windowMoved.next())
+        })
+
         electron.ipcRenderer.on('host:second-instance', (_$event, argv: any, cwd: string) => this.zone.run(() => {
             this.logger.info('Second instance', argv)
             const op = argv._[0]

terminus-terminal/src/components/terminalTab.component.ts

@@ -276,7 +276,11 @@ export class TerminalTabComponent extends BaseTabComponent {
                         this.session.resize(columns, rows)
                     }
                 })
-            })
+            }),
+
+            this.hostApp.windowMoved$.subscribe(() => setTimeout(() => {
+                this.configure()
+            }, 250)),
         ]
     }