基于MFC实现list列表通过下拉框改变数据

[{"title":"（ 20 个子文件 160KB ） 基于MFC实现list列表通过下拉框改变数据","children":[{"title":"MFCApp","children":[{"title":"MFCApp","children":[{"title":"ReadMe.txt <span style='color:#111;'> 3.75KB </span>","children":null,"spread":false},{"title":"res","children":[{"title":"MFCApp.ico <span style='color:#111;'> 66.19KB </span>","children":null,"spread":false},{"title":"MFCApp.rc2 <span style='color:#111;'> 668B </span>","children":null,"spread":false}],"spread":true},{"title":"MFCApp.h <span style='color:#111;'> 443B </span>","children":null,"spread":false},{"title":"MFCApp.cpp <span style='color:#111;'> 2.31KB </span>","children":null,"spread":false},{"title":"ReportCtrl.cpp <span style='color:#111;'> 43.75KB </span>","children":null,"spread":false},{"title":"stdafx.h <span style='color:#111;'> 1.54KB </span>","children":null,"spread":false},{"title":"MFCApp.vcxproj.filters <span style='color:#111;'> 2.00KB </span>","children":null,"spread":false},{"title":"stdafx.cpp <span style='color:#111;'> 139B </span>","children":null,"spread":false},{"title":"MFCApp.vcxproj.user <span style='color:#111;'> 165B </span>","children":null,"spread":false},{"title":"resource.h <span style='color:#111;'> 1.92KB </span>","children":null,"spread":false},{"title":"MFCApp.aps <span style='color:#111;'> 106.45KB </span>","children":null,"spread":false},{"title":"MFCApp.rc <span style='color:#111;'> 12.16KB </span>","children":null,"spread":false},{"title":"targetver.h <span style='color:#111;'> 240B </span>","children":null,"spread":false},{"title":"MFCAppDlg.h <span style='color:#111;'> 1.81KB </span>","children":null,"spread":false},{"title":"ReportCtrl.h <span style='color:#111;'> 13.48KB </span>","children":null,"spread":false},{"title":"MFCAppDlg.cpp <span style='color:#111;'> 19.02KB </span>","children":null,"spread":false},{"title":"MFCApp.vcxproj <span style='color:#111;'> 10.49KB </span>","children":null,"spread":false}],"spread":false},{"title":"MFCApp.sln <span style='color:#111;'> 1.27KB </span>","children":null,"spread":false},{"title":".vs","children":[{"title":"MFCApp","children":[{"title":"v14","children":[{"title":".suo <span style='color:#111;'> 49.00KB </span>","children":null,"spread":false}],"spread":true}],"spread":true}],"spread":true}],"spread":true}],"spread":true}]