32 lines
1.0 KiB
TypeScript
32 lines
1.0 KiB
TypeScript
|
// 剪贴板复制。
|
|||
|
|
//
|
|||
|
|
// Fonu 常以 http://内网IP:6893 访问，属于**非安全上下文**，此时 navigator.clipboard 为 undefined，
|
|||
|
|
// 直接调用会导致复制必然失败。这里统一收口：优先用异步剪贴板 API，不可用时回退到 execCommand。
|
|||
|
|
// 返回是否复制成功，由调用方决定提示文案。
|
|||
|
|
export async function copyText(text: string): Promise<boolean> {
|
|||
|
|
if (typeof navigator !== 'undefined' && navigator.clipboard?.writeText) {
|
|||
|
|
try {
|
|||
|
|
await navigator.clipboard.writeText(text)
|
|||
|
|
return true
|
|||
|
|
} catch {
|
|||
|
|
// 权限被拒或浏览器限制：继续尝试回退方案
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
try {
|
|||
|
|
const el = document.createElement('textarea')
|
|||
|
|
el.value = text
|
|||
|
|
el.setAttribute('readonly', '')
|
|||
|
|
el.style.position = 'fixed'
|
|||
|
|
el.style.top = '-1000px'
|
|||
|
|
el.style.opacity = '0'
|
|||
|
|
document.body.appendChild(el)
|
|||
|
|
el.select()
|
|||
|
|
el.setSelectionRange(0, el.value.length)
|
|||
|
|
const ok = document.execCommand('copy')
|
|||
|
|
document.body.removeChild(el)
|
|||
|
|
return ok
|
|||
|
|
} catch {
|
|||
|
|
return false
|
|||
|
|
}
|
|||
|
|
}
|