Qt基于http的全量升级程序，自动下载安装

[{"title":"（ 17 个子文件 52KB ） Qt基于http的全量升级程序，自动下载安装","children":[{"title":"TestForAutoUpdate","children":[{"title":"bin","children":[{"title":"TestForAutoUpdate.exe <span style='color:#111;'> 66.50KB </span>","children":null,"spread":false}],"spread":true},{"title":"Skin","children":[{"title":"Close_enable.png <span style='color:#111;'> 17.35KB </span>","children":null,"spread":false},{"title":"UpdateDialog.qss <span style='color:#111;'> 3.01KB </span>","children":null,"spread":false},{"title":"Close_select.png <span style='color:#111;'> 17.36KB </span>","children":null,"spread":false},{"title":"Logo.png <span style='color:#111;'> 1.05KB </span>","children":null,"spread":false},{"title":"Close_hover.png <span style='color:#111;'> 17.38KB </span>","children":null,"spread":false}],"spread":true},{"title":"TestForAutoUpdate.pro.user <span style='color:#111;'> 22.94KB </span>","children":null,"spread":false},{"title":"Qss.qrc <span style='color:#111;'> 100B </span>","children":null,"spread":false},{"title":"TestForAutoUpdate.pro <span style='color:#111;'> 615B </span>","children":null,"spread":false},{"title":"main.cpp <span style='color:#111;'> 183B </span>","children":null,"spread":false},{"title":"mainwindow.ui <span style='color:#111;'> 1.28KB </span>","children":null,"spread":false},{"title":"UpdateDialog","children":[{"title":"UpdateDialog.h <span style='color:#111;'> 2.31KB </span>","children":null,"spread":false},{"title":"UpdateDialog.cpp <span style='color:#111;'> 10.15KB </span>","children":null,"spread":false}],"spread":true},{"title":"DownloadHttpHandle","children":[{"title":"DownloadHttpHandle.h <span style='color:#111;'> 1.25KB </span>","children":null,"spread":false},{"title":"DownloadHttpHandle.cpp <span style='color:#111;'> 3.88KB </span>","children":null,"spread":false}],"spread":true},{"title":"mainwindow.cpp <span style='color:#111;'> 626B </span>","children":null,"spread":false},{"title":"mainwindow.h <span style='color:#111;'> 369B </span>","children":null,"spread":false}],"spread":false}],"spread":true}]