Javascript JS写入文件
我想自动保存文本,我该怎么做 代码Javascript JS写入文件,javascript,Javascript,我想自动保存文本,我该怎么做 代码 notifications.notify( { title: "Click to copy command to clipboard", text: trimmedCmd, iconURL: hdsEnabled, data: command, onClick: function
notifications.notify(
{
title: "Click to copy command to clipboard",
text: trimmedCmd,
iconURL: hdsEnabled,
data: command,
onClick: function (data)
{
clipboard.set(data);
}
});
Javascript不允许文件系统访问。自从你提到
notifications.notify
这似乎是mozilla附加sdk的一部分-您是否可以参考此api
notifications.js
/*--模式:Java;标签宽度:2;缩进制表符模式:无;c-基本偏移量:2--
*vim:set ts=2 sw=2 sts=2 et filetype=javascript
*此源代码表单受Mozilla Public的条款约束
*许可证。2.0. 如果MPL的副本未随此一起分发
*文件,您可以在获取一个*/
不可能,因为互联网的工作方式。安全性。这是代码中的FF扩展名,是否可以保存到文件?
"use strict";
module.metadata = {
"stability": "stable"
};
const { Cc, Ci, Cr } = require("chrome");
const apiUtils = require("./deprecated/api-utils");
const errors = require("./deprecated/errors");
try {
let alertServ = Cc["@mozilla.org/alerts-service;1"].
getService(Ci.nsIAlertsService);
// The unit test sets this to a mock notification function.
var notify = alertServ.showAlertNotification.bind(alertServ);
}
catch (err) {
// An exception will be thrown if the platform doesn't provide an alert
// service, e.g., if Growl is not installed on OS X. In that case, use a
// mock notification function that just logs to the console.
notify = notifyUsingConsole;
}
exports.notify = function notifications_notify(options) {
let valOpts = validateOptions(options);
let clickObserver = !valOpts.onClick ? null : {
observe: function notificationClickObserved(subject, topic, data) {
if (topic === "alertclickcallback")
errors.catchAndLog(valOpts.onClick).call(exports, valOpts.data);
}
};
function notifyWithOpts(notifyFn) {
notifyFn(valOpts.iconURL, valOpts.title, valOpts.text, !!clickObserver,
valOpts.data, clickObserver);
}
try {
notifyWithOpts(notify);
}
catch (err if err instanceof Ci.nsIException &&
err.result == Cr.NS_ERROR_FILE_NOT_FOUND) {
console.warn("The notification icon named by " + valOpts.iconURL +
" does not exist. A default icon will be used instead.");
delete valOpts.iconURL;
notifyWithOpts(notify);
}
catch (err) {
notifyWithOpts(notifyUsingConsole);
}
};
function notifyUsingConsole(iconURL, title, text) {
title = title ? "[" + title + "]" : "";
text = text || "";
let str = [title, text].filter(function (s) s).join(" ");
console.log(str);
}
function validateOptions(options) {
return apiUtils.validateOptions(options, {
data: {
is: ["string", "undefined"]
},
iconURL: {
is: ["string", "undefined"]
},
onClick: {
is: ["function", "undefined"]
},
text: {
is: ["string", "undefined"]
},
title: {
is: ["string", "undefined"]
}
});
}