49 lines
1.1 KiB
JavaScript
49 lines
1.1 KiB
JavaScript
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/* global $ $$ dom */// dom.js
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/* global prefs */
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'use strict';
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(() => {
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let curW = $('#header').offsetWidth;
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let offset, perPage;
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prefs.subscribe(dom.HWprefId, (key, val) => setWidth(val));
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$('#header-resizer').onmousedown = e => {
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if (e.button) return;
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offset = curW - e.clientX;
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perPage = e.shiftKey;
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document.body.classList.add('resizing-h');
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document.on('mousemove', resize);
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document.on('mouseup', resizeStop);
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};
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function resize(e) {
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setWidth(offset + e.clientX);
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}
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function resizeStop() {
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document.off('mouseup', resizeStop);
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document.off('mousemove', resize);
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document.body.classList.remove('resizing-h');
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save();
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}
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function save() {
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if (perPage) {
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prefs.set(dom.HWprefId, curW);
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} else {
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for (const k of prefs.knownKeys) {
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if (k.startsWith(dom.HW)) prefs.set(k, curW);
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}
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}
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}
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function setWidth(w) {
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const delta = (w = dom.setHWProp(w)) - curW;
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if (delta) {
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curW = w;
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for (const el of $$('.CodeMirror-linewidget[style*="width:"]')) {
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el.style.width = parseFloat(el.style.width) - delta + 'px';
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}
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}
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}
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})();
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