Text Editor in wpf

[Aqsa Anum]

Hi Everyone.
I am making a text editor in C# wpf. It is working well, but when I prompt user to save text, if user clicks on cancel, application also gets close. Please suggest me how can I solve this error.
Thanks!

[Muhammad Saifuddin]

Dear Aqsa,

Believe me only you're the only one who facing this issue because you're the one has code

So please share the code where you handling this save text logic.