<ul><li>At its core, the Qt event loop is a continuous cycle that waits for events and then processes them.</li><li>The event loop uses an event queue to store incoming events, processing them in a FIFO approach.</li><li>Qt's signal and slot mechanism is tightly integrated with the event loop, allowing for event handling and application logic management.</li><li>The QEventLoop class provides more fine-grained control, useful for blocking the main event loop while waiting for specific operations to complete.</li></ul>

How local QEventLoop works

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