oncopy.js
资源名称:tree.rar [点击查看]
上传用户:voiper
上传日期:2022-05-13
资源大小:260k
文件大小:1k
源码类别:
TreeView控件
开发平台:
C#
- // Hook-up to the document.body.oncopy event,
- // or in the <body>'s "oncopy" attribute.
- // Author: Heath Stewart
- function copyCode()
- {
- try
- {
- var range = document.selection.createRange();
- if (document.selection.type != "none")
- {
- var parent = range.parentElement();
- var parentName = parent.tagName;
- if (parentName != null)
- {
- if (parentName.toLowerCase() == "pre")
- {
- // Replace superfluous <br> tags in a <pre> block.
- var re = /<br[^>]*>/gi;
- var code = range.htmlText.replace(re, "rn");
- // Replace non-breaking spaces.
- re = / /gi;
- code = code.replace(re, " ");
- // Replace & characters.
- re = /&/gi;
- code = code.replace(re, "&");
- // Replace < characters.
- re = /</gi;
- code = code.replace(re, "<");
- // Replace > characters.
- re = />/gi;
- code = code.replace(re, ">");
- // CJM: Remove colorization
- re = /</?span([^>])*>/gi;
- code = code.replace(re, "");
- if (code != null)
- {
- window.event.returnValue = false;
- window.clipboardData.setData("Text", code);
- }
- }
- }
- }
- }
- catch(e) {}
- }