20 lines
454 B
Kotlin
20 lines
454 B
Kotlin
package com.lagradost.cloudstream3.utils
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class Event<T> {
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private val observers = mutableSetOf<(T) -> Unit>()
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val size : Int get() = observers.size
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operator fun plusAssign(observer: (T) -> Unit) {
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observers.add(observer)
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}
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operator fun minusAssign(observer: (T) -> Unit) {
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observers.remove(observer)
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}
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operator fun invoke(value: T) {
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for (observer in observers)
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observer(value)
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}
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} |