多界面跳转切换

[{"title":"（ 12 个子文件 8KB ） 多界面跳转切换","children":[{"title":"MultiInterface","children":[{"title":"loginwin.cpp <span style='color:#111;'> 498B </span>","children":null,"spread":false},{"title":"setwin.ui <span style='color:#111;'> 1.50KB </span>","children":null,"spread":false},{"title":"main.cpp <span style='color:#111;'> 179B </span>","children":null,"spread":false},{"title":"loginwin.ui <span style='color:#111;'> 2.93KB </span>","children":null,"spread":false},{"title":"MultiInterface.pro <span style='color:#111;'> 495B </span>","children":null,"spread":false},{"title":"mainwindow.h <span style='color:#111;'> 404B </span>","children":null,"spread":false},{"title":"MultiInterface.pro.user <span style='color:#111;'> 23.30KB </span>","children":null,"spread":false},{"title":"setwin.cpp <span style='color:#111;'> 432B </span>","children":null,"spread":false},{"title":"setwin.h <span style='color:#111;'> 334B </span>","children":null,"spread":false},{"title":"mainwindow.cpp <span style='color:#111;'> 903B </span>","children":null,"spread":false},{"title":"mainwindow.ui <span style='color:#111;'> 1.83KB </span>","children":null,"spread":false},{"title":"loginwin.h <span style='color:#111;'> 347B </span>","children":null,"spread":false}],"spread":false}],"spread":true}]