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start_focus_tracking

aethermap_gui::focus_tracker

Function start_focus_tracking 

Source 
pub async fn start_focus_tracking<F>(
    callback: F,
) -> Result<(FocusTracker, JoinHandle<()>), String>
where
    F: Fn(FocusEvent) + Send + 'static,
Expand description

Start focus tracking with a callback

Convenience function that creates a tracker and starts it, invoking the callback for each focus event.

§Arguments

  • callback - Function to call with each focus event

§Returns

Returns the tracker and a handle that can be used to stop tracking.