FireFox扩展开发，保存文本文件。

FoxLing — Wed, 26 Nov 2008 19:24:06 +0000

var file = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(Components.interfaces.nsIProperties)
.get("AChrom", Components.interfaces.nsIFile);
//.get("DeskP", Components.interfaces.nsIFile);
file.append("t.txt");

var strm = Components.classes["@mozilla.org/network/file-output-stream;1"].createInstance(Components.interfaces.nsIFileOutputStream);
strm.QueryInterface(Components.interfaces.nsIOutputStream);
strm.QueryInterface(Components.interfaces.nsISeekableStream);
strm.init( file, 0x04 | 0x08 | 0x10, 420, 0 );
strm.write(str,str.length );
strm.flush();
strm.close();

function read(readfile)
{
var file = Components.classes["@mozilla.org/file/local;1"]
.createInstance(Components.interfaces.nsILocalFile);
file.initWithPath(readfile);
var is =
Components.classes["@mozilla.org/network/file-input-stream;1"]
.createInstance(Components.interfaces.nsIFileInputStream);
is.init(file, 0x01, 00004, null);
var sis =
Components.classes["@mozilla.org/scriptableinputstream;1"]
.createInstance(Components.interfaces.nsIScriptableInputStream);
sis.init(is);
var output = sis.read(sis.available());
alert(output);
}
read("C:\test.txt");

FoxLing - 前端开发 » 保存文本

FireFox扩展开发，保存文本文件。