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fix(client): prevent null reference error

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This commit is contained in:
syuilo 2023-03-03 11:43:53 +09:00
parent 436190966c
commit 3066a133ac
1 changed files with 10 additions and 4 deletions
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14
packages/frontend/src/components/global/MkStickyContainer.vue
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@ -32,11 +32,17 @@ const parentStickyBottom = inject<Ref<number>>(CURRENT_STICKY_BOTTOM, ref(0));
provide(CURRENT_STICKY_BOTTOM, $$(childStickyBottom));
const calc = () => {
childStickyTop = parentStickyTop.value + headerEl.offsetHeight;
headerHeight = headerEl.offsetHeight.toString();
// コンポーネントが表示されてないけどKeepAliveで残ってる場合などは null になる
if (headerEl != null) {
childStickyTop = parentStickyTop.value + headerEl.offsetHeight;
headerHeight = headerEl.offsetHeight.toString();
}
childStickyBottom = parentStickyBottom.value + footerEl.offsetHeight;
footerHeight = footerEl.offsetHeight.toString();
// コンポーネントが表示されてないけどKeepAliveで残ってる場合などは null になる
if (footerEl != null) {
childStickyBottom = parentStickyBottom.value + footerEl.offsetHeight;
footerHeight = footerEl.offsetHeight.toString();
}
};
const observer = new ResizeObserver(() => {