To extend functionality, upgrade the Qt version of QGIS, which can be quickly upgraded using the CMake tool.

Step 1: Type the source data path from the CMake UI, such as: D:\Projects\numbers\source
Step 2: in the CMake UI interface to Build the project path, such as: D: \ Projects \ Numbers \ Build, CMake will automatically load at this time the Build qgis engineering under the

Step 3: Click Geneate Configure to generate a new project. Then you can develop with VS