open.source/stylus
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avoid a scrollbar due to rounding errors

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This commit is contained in:
tophf 2021-02-25 10:04:25 +03:00
parent a5d2d96717
commit 81fa6b1e79
1 changed files with 8 additions and 3 deletions
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11
edit/sections-editor.js
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@ -21,6 +21,7 @@ function SectionsEditor() {
let INC_ID = 0; // an increment id that is used by various object to track the order
let sectionOrder = '';
let headerOffset; // in compact mode the header is at the top so it reduces the available height
let cmExtrasHeight; // resize grip + borders
updateHeader();
rerouteHotkeys.toggle(true); // enabled initially because we don't always focus a CodeMirror
@ -138,13 +139,17 @@ function SectionsEditor() {
return;
}
if (headerOffset == null) {
headerOffset = container.getBoundingClientRect().top + scrollY | 0;
headerOffset = Math.ceil(container.getBoundingClientRect().top + scrollY);
}
contentHeight += 9; // border & resize grip
if (cmExtrasHeight == null) {
cmExtrasHeight = $('.resize-grip', wrapper).offsetHeight + // grip
wrapper.offsetHeight - wrapper.clientHeight; // borders
}
contentHeight += cmExtrasHeight;
cm.off('update', resize);
const cmHeight = wrapper.offsetHeight;
const appliesToHeight = Math.min(section.el.offsetHeight - cmHeight, window.innerHeight / 2);
const maxHeight = (window.innerHeight - headerOffset) - appliesToHeight;
const maxHeight = Math.floor(window.innerHeight - headerOffset - appliesToHeight);
const fit = Math.min(contentHeight, maxHeight);
if (Math.abs(fit - cmHeight) > 1) {
cm.setSize(null, fit);