Visual Blocks is a combination of two sub projects which both provide GUI that let users create Code Flowcharts and convert to code or convert codes (c++) to Code Flowcharts.
\code2vbm
has a lot of Demo.
Zihao Jin @jinzihao now as @jzh14 and I, did this project in 2013 in high school's computer research study and get awarded first prize in school and a corresponding contest in Beijing.
So the demo ppt was in Chinese.
Main converter program is /CodeToVBD/CodeToVBD/Form1.cs
More Demos in code2vbm folder
Demo of c++ to flowchart in VisualBlock's GUI
C++ Editor of the convertor interface:
Generated VB macros: