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fix: 批注工具条默认出现在选区下方（below-first），避开原生选中菜单遮挡 #48

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Merged
taekchef merged 1 commit into from
Sep 7, 2026
Merged

fix: 批注工具条默认出现在选区下方（below-first），避开原生选中菜单遮挡 #48

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14 changes: 12 additions & 2 deletions client.js
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Original file line number Diff line number Diff line change
Expand Up @@ -722,8 +722,18 @@ window.__ModuleLoader__.load({
var w = 400
var left = rect.left + rect.width / 2 - w / 2
left = Math.max(8, Math.min(left, window.innerWidth - w - 8))
var top = rect.top - height - 8
if (top < 8) top = Math.min(rect.bottom + 8, window.innerHeight - height - 8)
// 下方优先：原生选中菜单（移动端长按菜单、桌面 Copy/Search 浮层）锚定在选区
// 上沿附近，且原生 UI 恒绘制在页面内容之上（z-index 无效），工具条放上方必被
// 遮挡；因此下方放得下就放下方，放不下才回上方。
var belowTop = rect.bottom + 8
var belowFits = belowTop + height <= window.innerHeight - 8
var top
if (belowFits) {
top = belowTop
} else {
top = rect.top - height - 8
if (top < 8) top = Math.min(rect.bottom + 8, window.innerHeight - height - 8)
}
return { left: Math.round(left), top: Math.round(Math.max(8, top)) }
}

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