Function call_interval 

pub fn call_interval<F: FnMut() -> bool + 'static>(
    d: Duration,
    f: F,
) -> Result<(), MainLoopError>

Runs a function at regular intervals

Return “true” from the function to continue running or “false” to remove the callback from the main loop.

Corresponding platform specific APIs:

• glib: g_timeout_add
• node.js: setInterval
• web: window.setInterval
• win32: SetTimer