RetroZilla/toolkit/mozapps/xpinstall/content/xpinstallConfirm.js

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2015-10-21 05:03:22 +02:00
# -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
# ***** BEGIN LICENSE BLOCK *****
# Version: MPL 1.1/GPL 2.0/LGPL 2.1
#
# The contents of this file are subject to the Mozilla Public License Version
# 1.1 (the "License"); you may not use this file except in compliance with
# the License. You may obtain a copy of the License at
# http://www.mozilla.org/MPL/
#
# Software distributed under the License is distributed on an "AS IS" basis,
# WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
# for the specific language governing rights and limitations under the
# License.
#
# The Original Code is Mozilla.org Code.
#
# The Initial Developer of the Original Code is Ben Goodger.
# Portions created by the Initial Developer are Copyright (C) 2001
# the Initial Developer. All Rights Reserved.
#
# Contributor(s):
# Ben Goodger <ben@bengoodger.com> (v2.0)
#
# Alternatively, the contents of this file may be used under the terms of
# either the GNU General Public License Version 2 or later (the "GPL"), or
# the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
# in which case the provisions of the GPL or the LGPL are applicable instead
# of those above. If you wish to allow use of your version of this file only
# under the terms of either the GPL or the LGPL, and not to allow others to
# use your version of this file under the terms of the MPL, indicate your
# decision by deleting the provisions above and replace them with the notice
# and other provisions required by the GPL or the LGPL. If you do not delete
# the provisions above, a recipient may use your version of this file under
# the terms of any one of the MPL, the GPL or the LGPL.
#
# ***** END LICENSE BLOCK *****
var XPInstallConfirm =
{
_param: null
};
XPInstallConfirm.init = function ()
{
var _installCountdown;
var _installCountdownInterval;
var _focused;
var _timeout;
var bundle = document.getElementById("xpinstallConfirmStrings");
this._param = window.arguments[0].QueryInterface(Components.interfaces.nsIDialogParamBlock);
if (!this._param)
close();
this._param.SetInt(0, 1); // The default return value is "Cancel"
var _installCountdownLength = 5;
try {
var prefs = Components.classes["@mozilla.org/preferences-service;1"]
.getService(Components.interfaces.nsIPrefBranch);
var delay_in_milliseconds = prefs.getIntPref("security.dialog_enable_delay");
_installCountdownLength = Math.round(delay_in_milliseconds / 500);
} catch (ex) { }
var itemList = document.getElementById("itemList");
var numItemsToInstall = this._param.GetInt(1);
for (var i = 0; i < numItemsToInstall; ++i) {
var installItem = document.createElement("installitem");
itemList.appendChild(installItem);
installItem.name = this._param.GetString(i);
installItem.url = this._param.GetString(++i);
var icon = this._param.GetString(++i);
if (icon != "")
installItem.icon = icon;
var cert = this._param.GetString(++i);
installItem.cert = cert || bundle.getString("Unsigned");
installItem.signed = cert ? "true" : "false";
}
var introString = bundle.getString("itemWarnIntroSingle");
if (numItemsToInstall > 4)
introString = bundle.getFormattedString("itemWarnIntroMultiple", [numItemsToInstall / 4]);
if (this._param.objects && this._param.objects.length)
introString = this._param.objects.queryElementAt(0, Components.interfaces.nsISupportsString).data;
var textNode = document.createTextNode(introString);
var introNode = document.getElementById("itemWarningIntro");
while (introNode.hasChildNodes())
introNode.removeChild(introNode.firstChild);
introNode.appendChild(textNode);
var okButton = document.documentElement.getButton("accept");
okButton.focus();
function okButtonCountdown() {
_installCountdown -= 1;
if (_installCountdown < 1) {
okButton.label = bundle.getString("installButtonLabel");
okButton.disabled = false;
clearInterval(_installCountdownInterval);
}
else
okButton.label = bundle.getFormattedString("installButtonDisabledLabel", [_installCountdown]);
}
function myfocus() {
// Clear the timeout if it exists so only the last one will be used.
if (_timeout)
clearTimeout(_timeout);
// Use setTimeout since the last focus or blur event to fire is the one we
// want
_timeout = setTimeout(setWidgetsAfterFocus, 0);
}
function setWidgetsAfterFocus() {
if (_focused)
return;
_installCountdown = _installCountdownLength;
_installCountdownInterval = setInterval(okButtonCountdown, 500);
okButton.label = bundle.getFormattedString("installButtonDisabledLabel", [_installCountdown]);
_focused = true;
}
function myblur() {
// Clear the timeout if it exists so only the last one will be used.
if (_timeout)
clearTimeout(_timeout);
// Use setTimeout since the last focus or blur event to fire is the one we
// want
_timeout = setTimeout(setWidgetsAfterBlur, 0);
}
function setWidgetsAfterBlur() {
if (!_focused)
return;
// Set _installCountdown to the inital value set in setWidgetsAfterFocus
// plus 1 so when the window is focused there is immediate ui feedback.
_installCountdown = _installCountdownLength + 1;
okButton.label = bundle.getFormattedString("installButtonDisabledLabel", [_installCountdown]);
okButton.disabled = true;
clearInterval(_installCountdownInterval);
_focused = false;
}
function myUnload() {
document.removeEventListener("focus", myfocus, true);
document.removeEventListener("blur", myblur, true);
window.removeEventListener("unload", myUnload, false);
}
if (_installCountdownLength > 0) {
document.addEventListener("focus", myfocus, true);
document.addEventListener("blur", myblur, true);
window.addEventListener("unload", myUnload, false);
okButton.disabled = true;
setWidgetsAfterFocus();
}
else
okButton.label = bundle.getString("installButtonLabel");
}
XPInstallConfirm.onOK = function ()
{
this._param.SetInt(0, 0);
return true;
}
XPInstallConfirm.onCancel = function ()
{
this._param.SetInt(0, 1);
return true;
}