如何使用JavaScript将图像放入剪贴板(在
此脚本显示剪贴板内容的详细信息。对于已复制的图像,它会打印出:
copy
事件处理程序中),就像在浏览器中右键单击图像并从上下文菜单中选择“复制图像”一样。此脚本显示剪贴板内容的详细信息。对于已复制的图像,它会打印出:
DataTransfer { dropEffect: "none", effectAllowed: "uninitialized", items: DataTransferItemList[2], types: Array[2], files: FileList[1], mozItemCount: 1, mozCursor: "auto", mozUserCancelled: false, mozSourceNode: null }
DataTransferItem { kind: "string", type: "text/html" }
DataTransferItem { kind: "file", type: "image/png" }
Array [ "text/html", "Files" ]
File { name: "image.png", lastModified: 1504122845696, lastModifiedDate: Date 2017-08-30T19:54:05.696Z, webkitRelativePath: "", size: 385273, type: "image/png" }
所以问题可以重新表述为 - 如何在 copy
事件处理函数中将文件附加到 clipboardData
中?
document.addEventListener('copy', (event) => {
// event.clipboardData.?
// maybe event.clipboardData.setData(?)
})