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remember scroll position when leaving the textfile viewer

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ed 2023-12-01 23:15:48 +00:00
parent 842817d9e3
commit 1690889ed8
1 changed files with 27 additions and 0 deletions
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27
copyparty/web/browser.js
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@ -4462,6 +4462,7 @@ var thegrid = (function () {
filecols.uivis(); filecols.uivis();
aligngriditems(); aligngriditems();
restore_scroll();
}; };
r.setdirty = function () { r.setdirty = function () {
@ -7767,10 +7768,36 @@ ebi('path').onclick = function (e) {
}; };
var scroll_y = -1;
var scroll_vp = '\n';
var scroll_obj = null;
function persist_scroll() {
var obj = scroll_obj;
if (!obj) {
var o1 = document.getElementsByTagName('html')[0];
var o2 = document.body;
obj = o1.scrollTop > o2.scrollTop ? o1 : o2;
}
var y = obj.scrollTop;
if (y > 0)
scroll_obj = obj;
scroll_y = y;
scroll_vp = get_evpath();
}
function restore_scroll() {
if (get_evpath() == scroll_vp && scroll_obj && scroll_obj.scrollTop < 1)
scroll_obj.scrollTop = scroll_y;
}
ebi('files').onclick = ebi('docul').onclick = function (e) { ebi('files').onclick = ebi('docul').onclick = function (e) {
if (!treectl.csel && e && (ctrl(e) || e.shiftKey)) if (!treectl.csel && e && (ctrl(e) || e.shiftKey))
return true; return true;
if (!showfile.active())
persist_scroll();
var tgt = e.target.closest('a[id]'); var tgt = e.target.closest('a[id]');
if (tgt && tgt.getAttribute('id').indexOf('f-') === 0 && tgt.textContent.endsWith('/')) { if (tgt && tgt.getAttribute('id').indexOf('f-') === 0 && tgt.textContent.endsWith('/')) {
var el = treectl.find(tgt.textContent.slice(0, -1)); var el = treectl.find(tgt.textContent.slice(0, -1));