Introduction - If you have any usage issues, please Google them yourself
with MFC establishment of a multi-document (MDI) applications. In the main window to add options to enable them to choose folder. In the sub-window add options to enable it to the selected folder operate, such as : open the selected folder of documents in the selected documents into the folder specified text files, in the selected folder designated read out the text of the document, open the folder selected in the folder. With a detailed document shows.