29 lines
448 B
TypeScript
29 lines
448 B
TypeScript
export class Selectable<T> {
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protected selectedId = 0
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constructor(public data: T[]){ }
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get selected(): T | undefined {
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return this.data[this.selectedId]
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}
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get selectedKey() {
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return this.selectedId
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}
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select(key: number) {
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this.selectedId = key
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}
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isSelected(key: number) {
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return this.selectedId === key
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}
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remove() {
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this.data.splice(this.selectedId, 1)
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this.selectedId = 0
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return this
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}
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} |