Fixed close without saving issue.
Fixed close without saving issue.

ResearchComputing/OIDE,ResearchComputing/OIDE,ResearchComputing/OIDE,SandstoneHPC/OIDE,ResearchComputing/OIDE,SandstoneHPC/OIDE,SandstoneHPC/OIDE,SandstoneHPC/sandstone-ide,SandstoneHPC/sandstone-ide,SandstoneHPC/sandstone-ide