【QT】16 事件分发器/过滤器文章代码

[{"title":"（ 12 个子文件 7KB ） 【QT】16 事件分发器/过滤器文章代码","children":[{"title":"15qtproject","children":[{"title":"main.cpp <span style='color:#111;'> 175B </span>","children":null,"spread":false},{"title":"15qtproject.pro.user <span style='color:#111;'> 21.84KB </span>","children":null,"spread":false},{"title":"mylabel.cpp <span style='color:#111;'> 287B </span>","children":null,"spread":false},{"title":"mylabel2.h <span style='color:#111;'> 489B </span>","children":null,"spread":false},{"title":"widget.h <span style='color:#111;'> 378B </span>","children":null,"spread":false},{"title":"mylabel.h <span style='color:#111;'> 321B </span>","children":null,"spread":false},{"title":"15qtproject.pro <span style='color:#111;'> 1.02KB </span>","children":null,"spread":false},{"title":"widget.cpp <span style='color:#111;'> 885B </span>","children":null,"spread":false},{"title":"mywidget.h <span style='color:#111;'> 328B </span>","children":null,"spread":false},{"title":"mywidget.cpp <span style='color:#111;'> 289B </span>","children":null,"spread":false},{"title":"mylabel2.cpp <span style='color:#111;'> 997B </span>","children":null,"spread":false},{"title":"widget.ui <span style='color:#111;'> 1.21KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}]