9.如何捕获Ctrl、Ctrl+Alt和Ctrl+Alt+Shift组合键？\MainFrm.cpp
................................................\MainFrm.h
................................................\ReadMe.txt
................................................\..lease\Test.exe
................................................\res\Test.ico
................................................\...\Test.manifest
................................................\...\Test.rc2
................................................\...\TestDoc.ico
................................................\...\Toolbar.bmp
................................................\Resource.h
................................................\stdafx.cpp
................................................\stdafx.h
................................................\Test.cpp
................................................\Test.h
................................................\Test.ncb
................................................\Test.rc
................................................\Test.sln
................................................\Test.suo
................................................\Test.vcproj
................................................\TestDoc.cpp
................................................\TestDoc.h
................................................\TestView.cpp
................................................\TestView.h
................................................\Release
................................................\res
9.如何捕获Ctrl、Ctrl+Alt和Ctrl+Alt+Shift组合键？