new version

exportToProgramDir_NCF.zip 【NCF Not Include Chinese Fonts】 Contains test cases and files and fonts required for exporting code
Put the three folders in the compressed package under the program directory

New features
Added auto save file function
When the simulation stops running, widgets are restored to their original state immediately
Added btn, checkbox, ddlist, img, imgbtn and label event functions
undo/redo supports multiple pages
Label adds the event function of dynamically displaying time