30 lines
661 B
TypeScript
30 lines
661 B
TypeScript
import {
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Ref,
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ref,
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inject,
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computed,
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} from 'vue';
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export const SymActiveBlock = Symbol('Schlechtenburg active block');
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export function useActivation(currentBlockId: string|null = null) {
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const activeBlockId: Ref<string|null> = inject(SymActiveBlock, ref(null));
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const isActive = computed(() => activeBlockId.value === currentBlockId);
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const activate = (id?: string|null) => {
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activeBlockId.value = id !== undefined ? id : currentBlockId;
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};
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const requestActivation = () => {
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if (activeBlockId.value) {
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return;
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}
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activate();
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};
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return {
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activeBlockId,
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isActive,
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activate,
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requestActivation,
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};
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}
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