QT编写的速度仪表盘

[{"title":"（ 11 个子文件 28KB ） QT编写的速度仪表盘","children":[{"title":"speedInstrument","children":[{"title":"mySpeed","children":[{"title":"main.cpp <span style='color:#111;'> 176B </span>","children":null,"spread":false},{"title":"moc_myspeed.o <span style='color:#111;'> 6.64KB </span>","children":null,"spread":false},{"title":"myspeed.o <span style='color:#111;'> 13.16KB </span>","children":null,"spread":false},{"title":"myspeed.cpp <span style='color:#111;'> 5.79KB </span>","children":null,"spread":false},{"title":"moc_myspeed.cpp <span style='color:#111;'> 2.68KB </span>","children":null,"spread":false},{"title":"myspeed.h <span style='color:#111;'> 903B </span>","children":null,"spread":false},{"title":"mySpeed.pro <span style='color:#111;'> 278B </span>","children":null,"spread":false},{"title":"main.o <span style='color:#111;'> 1.56KB </span>","children":null,"spread":false},{"title":"mySpeed.pro.user <span style='color:#111;'> 35.24KB </span>","children":null,"spread":false},{"title":"mySpeed <span style='color:#111;'> 30.60KB </span>","children":null,"spread":false},{"title":"Makefile <span style='color:#111;'> 7.78KB </span>","children":null,"spread":false}],"spread":false}],"spread":true}],"spread":true}]