Qt's Signal and Slot Mechanism

signal and slot in qt   Dan signal and slot

Here we have tried a signal-slot link The aim of these two lines of code is when the button is pressed the text of the label

@Alex42 Signals and slots only work in one process, not across different processes But you can use any IPC and implement your own signalsslots I have class A, which dynamically allocates an instance of class B when a method is called, and emits a signal which carries the instance of B

slot artinya Signals and Slots Across Threads · Auto Connection If the signal is emitted in the thread which the receiving object has affinity then the behavior is When a signal is emitted, the slots connected to it are usually executed immediately, just like a normal function call When this happens, the signals and slots