40 lines
732 B
JavaScript
40 lines
732 B
JavaScript
let mediaQueryDetectorElem;
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export function initialize()
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{
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// Media query detector stuff.
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mediaQueryDetectorElem =
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document.getElementById('multiparty-meeting-media-query-detector');
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return Promise.resolve();
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}
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export function isDesktop()
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{
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return Boolean(mediaQueryDetectorElem.offsetParent);
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}
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export function isMobile()
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{
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return !mediaQueryDetectorElem.offsetParent;
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}
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/**
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* Create a function which will call the callback function
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* after the given amount of milliseconds has passed since
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* the last time the callback function was called.
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*/
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export const idle = (callback, delay) =>
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{
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let handle;
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return () =>
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{
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if (handle)
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{
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clearTimeout(handle);
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}
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handle = setTimeout(callback, delay);
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};
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}; |