gdi+绘制带滚动效果的进度条

[{"title":"（ 20 个子文件 249KB ） gdi+绘制带滚动效果的进度条","children":[{"title":"WTL_ProgressBar","children":[{"title":"WTL_ProgressBar.suo <span style='color:#111;'> 19.00KB </span>","children":null,"spread":false},{"title":"WTL_ProgressBar.sln <span style='color:#111;'> 910B </span>","children":null,"spread":false},{"title":"WTL_ProgressBar","children":[{"title":"WTL_ProgressBar.cpp <span style='color:#111;'> 1.55KB </span>","children":null,"spread":false},{"title":"MainDlg.h <span style='color:#111;'> 4.28KB </span>","children":null,"spread":false},{"title":"resource.h <span style='color:#111;'> 759B </span>","children":null,"spread":false},{"title":"Debug","children":[{"title":"WTL_ProgressBar.exe <span style='color:#111;'> 696.00KB </span>","children":null,"spread":false}],"spread":true},{"title":"stdafx.h <span style='color:#111;'> 1.38KB </span>","children":null,"spread":false},{"title":"WTL_ProgressBar.h <span style='color:#111;'> 21B </span>","children":null,"spread":false},{"title":"WTL_ProgressBar.vcproj <span style='color:#111;'> 5.51KB </span>","children":null,"spread":false},{"title":"WTL_ProgressBar.aps <span style='color:#111;'> 27.91KB </span>","children":null,"spread":false},{"title":"res","children":[{"title":"Progress_Background.png <span style='color:#111;'> 3.90KB </span>","children":null,"spread":false},{"title":"WTL_ProgressBar.ico <span style='color:#111;'> 1.05KB </span>","children":null,"spread":false},{"title":"Progress_Stripe.png <span style='color:#111;'> 2.86KB </span>","children":null,"spread":false},{"title":"ProgressBar.png <span style='color:#111;'> 3.07KB </span>","children":null,"spread":false}],"spread":true},{"title":"WTL_ProgressBar.vcproj.WWW-2C8B7E85192.Administrator.user <span style='color:#111;'> 1.39KB </span>","children":null,"spread":false},{"title":"GdiPlusHelper.h <span style='color:#111;'> 8.07KB </span>","children":null,"spread":false},{"title":"AboutDlg.h <span style='color:#111;'> 1014B </span>","children":null,"spread":false},{"title":"stdafx.cpp <span style='color:#111;'> 283B </span>","children":null,"spread":false},{"title":"WTL_ProgressBar.rc <span style='color:#111;'> 8.82KB </span>","children":null,"spread":false},{"title":"StripeProgress.h <span style='color:#111;'> 8.89KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}],"spread":true}]