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Headlines.renderAgain: scroll instantly to active article when going back to combined mode on the fly

This commit is contained in:
Andrew Dolgov 2020-04-17 07:58:34 +03:00
parent b3e4f0188e
commit e17c7e2fb4
2 changed files with 19 additions and 17 deletions
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4
js/Article.js
View File

@ -289,7 +289,7 @@ define(["dojo/_base/declare"], function (declare) {
dialog.show();
},
cdmScrollToId: function (id, force, event) {
cdmScrollToId: function (id, force, event, immediate) {
const ctr = $("headlines-frame");
const e = $("RROW-" + id);
const is_expanded = App.getInitParam("cdm_expanded");
@ -299,7 +299,7 @@ define(["dojo/_base/declare"], function (declare) {
if (force || is_expanded || e.offsetTop + e.offsetHeight > (ctr.scrollTop + ctr.offsetHeight) ||
e.offsetTop < ctr.scrollTop) {
if (event && event.repeat || !is_expanded) {
if (immediate || event && event.repeat || !is_expanded) {
ctr.addClassName("forbid-smooth-scroll");
window.clearTimeout(this._scroll_reset_timeout);

32
js/Headlines.js
View File

@ -385,8 +385,22 @@ define(["dojo/_base/declare"], function (declare) {
objectById: function (id){
return this.headlines[id];
},
setCommonClasses: function() {
$("headlines-frame").removeClassName("cdm");
$("headlines-frame").removeClassName("normal");
$("headlines-frame").addClassName(App.isCombinedMode() ? "cdm" : "normal");
// for floating title because it's placed outside of headlines-frame
$("main").removeClassName("expandable");
$("main").removeClassName("expanded");
if (App.isCombinedMode())
$("main").addClassName(App.getInitParam("cdm_expanded") ? " expanded" : " expandable");
},
renderAgain: function() {
// TODO: wrap headline elements into a knockoutjs model to prevent all this stuff
Headlines.setCommonClasses();
$$("#headlines-frame > div[id*=RROW]").each((row) => {
const id = row.getAttribute("data-article-id");
@ -401,7 +415,7 @@ define(["dojo/_base/declare"], function (declare) {
new_row.addClassName("active");
if (App.isCombinedMode())
Article.cdmScrollToId(id);
Article.cdmScrollToId(id, true, null, true);
else
Article.view(id);
}
@ -598,24 +612,12 @@ define(["dojo/_base/declare"], function (declare) {
Feeds.infscroll_disabled = parseInt(headlines_count) != 30;
console.log('infscroll_disabled=', Feeds.infscroll_disabled);
// TODO: the below needs to be applied again when switching expanded/expandable on the fly
// via hotkeys, not just on feed load
$("headlines-frame").removeClassName("cdm");
$("headlines-frame").removeClassName("normal");
$("headlines-frame").addClassName(App.isCombinedMode() ? "cdm" : "normal");
// also called in renderAgain() after view mode switch
Headlines.setCommonClasses();
$("headlines-frame").setAttribute("is-vfeed",
reply['headlines']['is_vfeed'] ? 1 : 0);
// for floating title because it's placed outside of headlines-frame
$("main").removeClassName("expandable");
$("main").removeClassName("expanded");
if (App.isCombinedMode())
$("main").addClassName(App.getInitParam("cdm_expanded") ? " expanded" : " expandable");
Article.setActive(0);
try {