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19 lines
541 B
TypeScript
19 lines
541 B
TypeScript
let globalDropEventCallback_: (()=> void)|null = null;
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const onGlobalDrop = () => {
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const callback = globalDropEventCallback_;
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unregisterGlobalDragEndEvent();
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if (callback) callback();
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};
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export const registerGlobalDragEndEvent = (callback: ()=> void) => {
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if (globalDropEventCallback_) return;
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globalDropEventCallback_ = callback;
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document.addEventListener('dragend', onGlobalDrop);
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};
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export const unregisterGlobalDragEndEvent = () => {
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globalDropEventCallback_ = null;
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document.removeEventListener('dragend', onGlobalDrop);
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};
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