35 lines
501 B
TypeScript
35 lines
501 B
TypeScript
// @lib: es5
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class Event {
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private _listeners: any[] = [];
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constructor () {
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// TODO: remove
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this._listeners = [];
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}
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add(listener: () => any): void {
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/// <summary>Registers a new listener for the event.</summary>
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/// <param name="listener">The callback function to register.</param>
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this._listeners.push(listener);
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}
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}
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class ItemSetEvent extends Event {
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add(listener: (items: ItemSet) => void ) {
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super.add(listener);
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}
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}
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