Function placeMenu

public/js/fileMenu.js:89–121

(x, y)

// Position menu within viewport
function placeMenu(x, y) {
  const m = qMenu(); if (!m) return;

  // make visible to measure
  m.hidden = false;
  m.style.left = '0px';
  m.style.top  = '0px';

  // force a max-height via CSS fallback if styles didn't load yet
  const pad = 8;
  const vh = window.innerHeight, vw = window.innerWidth;
  const mh = Math.min(vh - pad*2, 600); // JS fallback limit
  m.style.maxHeight = mh + 'px';

  // measure now that it's flow-visible
  const r0 = m.getBoundingClientRect();
  let nx = x, ny = y;

  // If it would overflow right, shift left
  if (nx + r0.width > vw - pad) nx = Math.max(pad, vw - r0.width - pad);
  // If it would overflow bottom, try placing it above the cursor
  if (ny + r0.height > vh - pad) {
    const above = y - r0.height - 4;
    ny = (above >= pad) ? above : Math.max(pad, vh - r0.height - pad);
  }

  // Guard top/left minimums
  nx = Math.max(pad, nx);
  ny = Math.max(pad, ny);

  m.style.left = `${nx}px`;
  m.style.top  = `${ny}px`;
}

export function hideFileContextMenu() {
  const m = qMenu();