qt 嵌套python_mob64ca14068b0b的技术博客

Qt's signals and slots mechanism ensures that if you connect a signal to a slot, the slot will be called with the signal's parameters at the right time

If the signal sends data, then the receiving function will receive that data too Many Qt widgets also have their own built-in slots, meaning

qt slot QT library · Qt::DirectConnection

qtech slot malaysia In each QMetaObject, the slots, signals and other invokable methods of that object are given an index, starting from 0 They are ordered so that