no adjusting scroll
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tamaina
parent
dd02648f8d
commit
054ea30955
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@ -7,7 +7,7 @@
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</div>
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</template>
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<template #default="{ items: notes, denyMoveTransition }">
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<template #default="{ items: notes }">
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<div :class="[$style.root, { [$style.noGap]: noGap }]">
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<MkDateSeparatedList
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ref="notes"
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@ -17,7 +17,6 @@
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:reversed="pagination.reversed"
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:noGap="noGap"
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:ad="true"
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:denyMoveTransition="denyMoveTransition"
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:class="$style.notes"
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>
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<MkNote :key="note._featuredId_ || note._prId_ || note.id" :class="$style.note" :note="note"/>
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@ -7,8 +7,8 @@
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</div>
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</template>
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<template #default="{ items: notifications, denyMoveTransition }">
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<MkDateSeparatedList v-slot="{ item: notification }" :class="$style.list" :items="notifications" :noGap="true" :denyMoveTransition="denyMoveTransition">
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<template #default="{ items: notifications }">
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<MkDateSeparatedList v-slot="{ item: notification }" :class="$style.list" :items="notifications" :noGap="true">
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<MkNote v-if="['reply', 'quote', 'mention'].includes(notification.type)" :key="`showNotificationAsNote:${notification.id}`" :note="notification.note"/>
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<XNotification v-else :key="notification.id" :notification="notification" :withTime="true" :full="true" class="_panel notification"/>
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</MkDateSeparatedList>
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@ -26,7 +26,7 @@
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</MkButton>
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<MkLoading v-else class="loading"/>
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</div>
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<slot :items="Array.from(items.values())" :fetching="fetching || moreFetching" :denyMoveTransition="denyMoveTransition"></slot>
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<slot :items="Array.from(items.values())" :fetching="fetching || moreFetching"></slot>
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<div v-show="!pagination.reversed && more" key="_more_" class="_margin">
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<MkButton v-if="!moreFetching" v-appear="(enableInfiniteScroll && !props.disableAutoLoad) ? appearFetchMore : null" :class="$style.more" :disabled="moreFetching" :style="{ cursor: moreFetching ? 'wait' : 'pointer' }" primary rounded @click="fetchMore">
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{{ i18n.ts.loadMore }}
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@ -147,7 +147,6 @@ const preventAppearFetchMore = ref(false);
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const preventAppearFetchMoreTimer = ref<number | null>(null);
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const empty = computed(() => items.value.size === 0);
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const error = ref(false);
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const denyMoveTransition = ref(false);
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const {
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enableInfiniteScroll,
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} = defaultStore.reactiveState;
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@ -241,53 +240,6 @@ watch([$$(weakBacked), $$(contentEl)], () => {
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})();
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});
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function preventDefault(ev: Event) {
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ev.preventDefault();
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}
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/**
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* アイテムを上に追加した場合に追加分だけスクロールを下にずらす
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* ChromeやFirefoxはこれをいい感じにやってくれるが、Safariはやってくれないため自分で実装する必要がある
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* @param fn DOM操作(unshiftItemsなどで)
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*/
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async function adjustScroll(fn: () => void): Promise<void> {
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denyMoveTransition.value = true;
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await nextTick();
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const oldHeight = scrollableElement ? scrollableElement.scrollHeight : getBodyScrollHeight();
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const oldScroll = scrollableElement ? scrollableElement.scrollTop : window.scrollY;
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// スクロールをやめさせる
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try {
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// なぜかscrollableElementOrHtmlがundefinedであるというエラーが出る
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scrollableElementOrHtml.addEventListener('wheel', preventDefault, { passive: false });
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scrollableElementOrHtml.addEventListener('touchmove', preventDefault, { passive: false });
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// ついでにtryに入れてみる
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scroll(scrollableElement, { top: oldScroll, behavior: 'instant' });
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} catch (err) {
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console.error(err, { scrollableElementOrHtml });
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}
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fn();
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return await nextTick(() => {
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try {
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// scrollByで移動すればいいように思うがうまくいかない、なぜ？？
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const top = oldScroll + ((scrollableElement ? scrollableElement.scrollHeight : getBodyScrollHeight()) - oldHeight);
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scroll(scrollableElement, { top, behavior: 'instant' });
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// なぜかscrollableElementOrHtmlがundefinedであるというエラーが出る
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scrollableElementOrHtml.removeEventListener('wheel', preventDefault);
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scrollableElementOrHtml.removeEventListener('touchmove', preventDefault);
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} catch (err) {
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console.error(err, { scrollableElementOrHtml });
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}
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denyMoveTransition.value = false;
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return nextTick();
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});
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}
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//#endregion
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/**
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* 初期化
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* scrollAfterInitなどの後処理もあるので、reload関数を使うべき
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@ -388,7 +340,7 @@ const fetchMore = async (): Promise<void> => {
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if (i === 10) item._shouldInsertAd_ = true;
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}
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const reverseConcat = (_res) => adjustScroll(() => concatMapWithArray(items.value, _res));
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const reverseConcat = (_res) => concatMapWithArray(items.value, _res);
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if (res.length === 0) {
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if (props.pagination.reversed) {
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@ -568,20 +520,15 @@ async function executeQueue() {
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queue.value = new Map(queueArr.slice(props.pagination.limit));
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isPausingUpdate.value = true;
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try {
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await adjustScroll(() => {
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unshiftItems(
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queueArr.slice(0, props.pagination.limit).map(v => v[1]).reverse(),
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Infinity,
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);
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});
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// adjustScrollが終わり次第タイムラインの下側を切り捨てる
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denyMoveTransition.value = true;
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items.value = new Map([...items.value].slice(0, displayLimit.value));
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await nextTick();
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} finally {
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isPausingUpdate.value = false;
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denyMoveTransition.value = false;
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}
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}
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