workaround for occasional linux window misdraw

main.go

@@ -56,15 +56,15 @@ func main() {
 		} else {
 			mainWindow.Controller.DoConnectToServerWorkflow(defaultServer)
 		}
-		// TODO: There is a race condition with laying out the window before the
-		// window creation animation on Ubuntu (and other DEs?) finishes, where
-		// the window will be misdrawn into a smaller area if the animation hasn't finished.
-		// This makes it much less likely to occur (not seen on dozens of startups)
-		// but is a hacky "solution"!
+
+		// hacky workaround for https://github.com/fyne-io/fyne/issues/4964
 		if runtime.GOOS == "linux" {
-			time.Sleep(350 * time.Millisecond)
-			mainWindow.ForceResize()
+			time.Sleep(100 * time.Millisecond)
+			w, h := mainWindow.DesiredSize()
+			scale := mainWindow.Window.Canvas().Scale()
+			SendResizeToPID(os.Getpid(), int(w*scale), int(h*scale))
 		}
+
 	}()
 
 	mainWindow.Show()