Qt5 Tutorial Signals and Slots - 2020

How Qt Signals and Slots Work - Part 2 - Qt5 New Syntax signal and slot arguments are not compatible error: static assertion failed: Signal and slot arguments are not compatible 错误原因： 信号和插槽参数不兼容。 通俗的说，就是信号用的一种 signal slot qt SignalType::Arguments, typename SlotType::Arguments>::value), 256, Signal and slot arguments are not compatible ); 257, Q_STATIC_ASSERT_X((QtPrivate

signal and slot arguments are not compatible SignalType::Arguments, typename SlotType::Arguments>::value), 501, Signal and slot arguments are not compatible ); 502, Q_STATIC_ASSERT_X((QtPrivate