QTableWidget itemEntered signal cannot receive (itemClicked is ok) I want to achieve when the mouse moves to a certain item send a signal to trigger a slot slot function cannot receive the signal for help, now, and the connect (tableCalendar, signal (itemClicked (QTableWidgetItem *)), and this, slot (itemEntered (QTableWidgetItem *)));

CodePudding user response:

1, check that the signal channel is correct, the parameters, such as name, the compiler is unable to identify the error of the tank, in 2, pay attention to watch programs run when the output in a report about the warning signal channel, 3, and the test signal with another slot

CodePudding user response:

Still a rookie level said

CodePudding user response:

Widgets need to set up the mouse tracking