mirror of https://tt-rss.org/git/tt-rss.git
rate-limit headlinesScrollHandler via timeout instead of distance scrolled
minor floating title cleanup
This commit is contained in:
Andrew Dolgov
parent
efd28bb3b7
commit
e84adbba37
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@ -274,10 +274,10 @@
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<div id="headlines-wrap-inner" dojoType="dijit.layout.BorderContainer" region="center">
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<div id="floatingTitle" style="visibility : hidden"></div>
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<div id="floatingTitle" style=display : none"></div>
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<div id="headlines-frame" dojoType="dijit.layout.ContentPane" tabindex="0"
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onscroll="headlines_scroll_handler(this)" region="center">
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region="center">
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<div id="headlinesInnerContainer">
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<div class="whiteBox"><?php echo __('Loading, please wait...') ?></div>
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</div>
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@ -85,7 +85,6 @@ function viewfeed(params) {
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_infscroll_disable = 0;
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cleanup_memory("headlines-frame");
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_headlines_scroll_offset = 0;
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}
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if (infscroll_req) {
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20
js/tt-rss.js
20
js/tt-rss.js
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@ -6,6 +6,7 @@ let _rpc_seq = 0;
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let _active_feed_id = 0;
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let _active_feed_is_cat = false;
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let hotkey_actions = {};
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let _headlines_scroll_timeout = false;
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function next_seq() {
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_rpc_seq += 1;
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@ -567,20 +568,17 @@ function init_second_stage() {
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if ('sessionStorage' in window && window['sessionStorage'] !== null)
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sessionStorage.clear();
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/*const hotkeys = getInitParam("hotkeys");
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const tmp = [];
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for (const sequence in hotkeys[1]) {
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const filtered = sequence.replace(/\|.*$/, "");
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tmp[filtered] = hotkeys[1][sequence];
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}
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hotkeys[1] = tmp;
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setInitParam("hotkeys", hotkeys);*/
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_widescreen_mode = getInitParam("widescreen");
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switchPanelMode(_widescreen_mode);
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$("headlines-frame").onscroll = (event) => {
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clearTimeout(_headlines_scroll_timeout);
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_headlines_scroll_timeout = window.setTimeout(function() {
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//console.log('done scrolling', event);
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headlinesScrollHandler(event);
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}, 250);
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}
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console.log("second stage ok");
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if (getInitParam("simple_update")) {
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@ -13,7 +13,6 @@ let catchup_id_batch = [];
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//let cids_requested = [];
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let loaded_article_ids = [];
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let _last_headlines_update = 0;
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let _headlines_scroll_offset = 0;
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let current_first_id = 0;
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let last_search_query;
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@ -45,7 +44,7 @@ function headlines_callback2(transport, offset, background, infscroll_req) {
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if (infscroll_req == false) {
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$("headlines-frame").scrollTop = 0;
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$("floatingTitle").style.visibility = "hidden";
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Element.hide("floatingTitle");
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$("floatingTitle").setAttribute("data-article-id", 0);
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$("floatingTitle").innerHTML = "";
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}
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@ -1026,6 +1025,8 @@ function cdmScrollToArticleId(id, force) {
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// article is selected manually, set it read
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toggleUnread(id, 0); */
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Element.hide("floatingTitle");
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}
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}
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@ -1116,16 +1117,8 @@ function unpackVisibleHeadlines() {
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}
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}
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function headlines_scroll_handler(e) {
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function headlinesScrollHandler(e) {
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try {
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// rate-limit in case of smooth scrolling and similar abominations
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if (Math.max(e.scrollTop, _headlines_scroll_offset) - Math.min(e.scrollTop, _headlines_scroll_offset) < 25) {
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return;
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}
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_headlines_scroll_offset = e.scrollTop;
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unpackVisibleHeadlines();
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// set topmost child in the buffer as active
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@ -1140,17 +1133,7 @@ function headlines_scroll_handler(e) {
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row.offsetTop - $("headlines-frame").scrollTop < 100 &&
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row.getAttribute("data-article-id") != getActiveArticleId()) {
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/* if (_active_article_id) {
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const row = $("RROW-" + _active_article_id);
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if (row) row.removeClassName("active");
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}
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_active_article_id = row.getAttribute("data-article-id");
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showArticleInHeadlines(_active_article_id, true);
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updateSelectedPrompt(); */
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setActiveArticleId(row.getAttribute("data-article-id"));
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break;
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}
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}
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@ -1180,7 +1163,7 @@ function headlines_scroll_handler(e) {
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for (let i = 0; i < rows.length; i++) {
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const row = rows[i];
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if ($("headlines-frame").scrollTop > (row.offsetTop + row.offsetHeight/2)) {
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const id = row.getAttribute("data-article-id")
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@ -1188,7 +1171,6 @@ function headlines_scroll_handler(e) {
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if (catchup_id_batch.indexOf(id) == -1)
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catchup_id_batch.push(id);
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//console.log("auto_catchup_batch: " + catchup_id_batch.toString());
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} else {
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break;
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}
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@ -1198,7 +1180,7 @@ function headlines_scroll_handler(e) {
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const row = $$("#headlines-frame div[id*=RROW]").last();
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if (row && $("headlines-frame").scrollTop >
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(row.offsetTop + row.offsetHeight - 50)) {
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(row.offsetTop + row.offsetHeight - 50)) {
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console.log("we seem to be at an end");
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@ -1208,9 +1190,8 @@ function headlines_scroll_handler(e) {
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}
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}
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}
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} catch (e) {
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console.warn("headlines_scroll_handler: " + e);
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console.warn("headlinesScrollHandler", e);
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}
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}
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@ -1840,59 +1821,61 @@ function displayArticleUrl(id) {
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}
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// floatingTitle goto button uses this
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function scrollToRowId(id) {
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/* function scrollToRowId(id) {
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const row = $(id);
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if (row)
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$("headlines-frame").scrollTop = row.offsetTop - 4;
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}
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} */
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function updateFloatingTitle(unread_only) {
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if (!isCombinedMode() || !getInitParam("cdm_expanded")) return;
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const hf = $("headlines-frame");
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const elems = $$("#headlines-frame > div[id*=RROW]");
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const ft = $("floatingTitle");
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for (let i = 0; i < elems.length; i++) {
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const row = elems[i];
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const child = elems[i];
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if (row && row.offsetTop + row.offsetHeight > hf.scrollTop) {
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if (child && child.offsetTop + child.offsetHeight > hf.scrollTop) {
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const header = row.select(".header")[0];
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var id = row.getAttribute("data-article-id");
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const header = child.select(".header")[0];
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if (unread_only || id != ft.getAttribute("data-article-id")) {
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if (id != ft.getAttribute("data-article-id")) {
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if (unread_only || child.getAttribute("data-article-id") != $("floatingTitle").getAttribute("data-article-id")) {
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if (child.getAttribute("data-article-id") != $("floatingTitle").getAttribute("data-article-id")) {
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$("floatingTitle").setAttribute("data-article-id", child.getAttribute("data-article-id"));
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$("floatingTitle").innerHTML = header.innerHTML;
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$("floatingTitle").firstChild.innerHTML = "<img class='anchor marked-pics' src='images/page_white_go.png' onclick=\"scrollToRowId('" + child.id + "')\">" + $("floatingTitle").firstChild.innerHTML;
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ft.setAttribute("data-article-id", id);
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ft.innerHTML = header.innerHTML;
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ft.firstChild.innerHTML = "<img class='anchor marked-pic' src='images/page_white_go.png' " +
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"onclick=\"cdmScrollToArticleId("+id + ", true)\">" + ft.firstChild.innerHTML;
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initFloatingMenu();
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const cb = $$("#floatingTitle .dijitCheckBox")[0];
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const cb = ft.select(".rchk")[0];
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if (cb)
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cb.parentNode.removeChild(cb);
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}
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if (child.hasClassName("Unread"))
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$("floatingTitle").addClassName("Unread");
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if (row.hasClassName("Unread"))
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ft.addClassName("Unread");
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else
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$("floatingTitle").removeClassName("Unread");
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ft.removeClassName("Unread");
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PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, child);
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PluginHost.run(PluginHost.HOOK_FLOATING_TITLE, row);
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}
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$("floatingTitle").style.marginRight = hf.offsetWidth - child.offsetWidth + "px";
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if (header.offsetTop + header.offsetHeight < hf.scrollTop + $("floatingTitle").offsetHeight - 5 &&
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child.offsetTop + child.offsetHeight >= hf.scrollTop + $("floatingTitle").offsetHeight - 5)
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$("floatingTitle").style.visibility = "visible";
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ft.style.marginRight = hf.offsetWidth - row.offsetWidth + "px";
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if (header.offsetTop + header.offsetHeight < hf.scrollTop + ft.offsetHeight - 5 &&
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row.offsetTop + row.offsetHeight >= hf.scrollTop + ft.offsetHeight - 5)
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new Effect.Appear(ft, {duration: 0.3});
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else
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$("floatingTitle").style.visibility = "hidden";
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Element.hide(ft);
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return;
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}
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}
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}
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