GuiLite is the smalles/simplest/stablest GUI library for all platforms, it has only 5,000 line C++ code.
GuiLite Previewer is a Visual Studio Code extension, could extract GUI information from C++ code and preview GUI at preview page(What you see is what you get)
No need for drag-and-drop widgets, everything (e.g. code/design/build/debug) could be done by coding
No need for special GUI editor(e.g. Android Studio, Qt designer)
No need for Extensible Markup Language(e.g. xml, xaml)
Demo
Quick start
Open VS Code
Click Extensions
Search "GuiLite" and install
How to build/debug GuiLite Previewer?
Download npm, and install
Run in Windows command line: cd GuiLitePreviwer⚠️and make sure you're in GuiLitePreviwer folder⚠️
Run in Windows command line: npm install
Run in Windows command line: code . which will open the project in VS Code window
In VS Code window you just opened, Press F5 to build/debug the extension
You will get an new VS Code window with the extension you build above
In the new VS Code window, open your source code(e.g. test.cpp)
ctrl + shift + p, and input GuiLite: preview layout