10.【用滑动条控制直方图】demHist\demHist\1.jpg ................................\.......\10_demHist.cpp ................................\.......\demHist.vcxproj ................................\.......\demHist.vcxproj.filters ................................\.......\demHist.vcxproj.user ................................\demHist.sln ................................\demHist.suo ................................\demHist 10.【用滑动条控制直方图】demHist