QT connect signal to slot

Getting the most of signalslot connections in Qt qt connect signal to slot 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 Signals qt signal and slot Hi all, I have a TCanvas in a QT application which I update by a QT timer event When the user closes the TCanvas window, I get a segfault

qtech slot connect the action of pressing the button to making something happen In Qt, this is provided by signals and slots Signals are notifications emitted by