QT4 设置字体

[{"title":"（ 16 个子文件 9.42MB ） QT4 设置字体","children":[{"title":"fonts","children":[{"title":"untitled2 <span style='color:#111;'> 402.23KB </span>","children":null,"spread":false},{"title":"moc_mainwindow.cpp <span style='color:#111;'> 2.27KB </span>","children":null,"spread":false},{"title":"moc_mainwindow.o <span style='color:#111;'> 193.18KB </span>","children":null,"spread":false},{"title":"untitled2.pro.user <span style='color:#111;'> 18.67KB </span>","children":null,"spread":false},{"title":"font","children":[{"title":"STHeiti-Light.ttc <span style='color:#111;'> 2.60MB </span>","children":null,"spread":false},{"title":"SIMKAI.TTF <span style='color:#111;'> 11.24MB </span>","children":null,"spread":false},{"title":"STXINWEI.TTF <span style='color:#111;'> 3.86MB </span>","children":null,"spread":false}],"spread":true},{"title":"ui_mainwindow.h <span style='color:#111;'> 2.77KB </span>","children":null,"spread":false},{"title":"mainwindow.o <span style='color:#111;'> 357.84KB </span>","children":null,"spread":false},{"title":"main.cpp <span style='color:#111;'> 440B </span>","children":null,"spread":false},{"title":"mainwindow.ui <span style='color:#111;'> 1.49KB </span>","children":null,"spread":false},{"title":"mainwindow.cpp <span style='color:#111;'> 856B </span>","children":null,"spread":false},{"title":"mainwindow.h <span style='color:#111;'> 363B </span>","children":null,"spread":false},{"title":"Makefile <span style='color:#111;'> 8.77KB </span>","children":null,"spread":false},{"title":"main.o <span style='color:#111;'> 324.56KB </span>","children":null,"spread":false},{"title":"untitled2.pro <span style='color:#111;'> 1021B </span>","children":null,"spread":false}],"spread":false}],"spread":true}]