RetroZilla/xpfe/components/prefwindow/resources/content/pref-cache.js

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2015-10-21 05:03:22 +02:00
/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
*/
const nsIFilePicker = Components.interfaces.nsIFilePicker;
const nsILocalFile = Components.interfaces.nsILocalFile;
const nsIProperties = Components.interfaces.nsIProperties;
const kCacheParentDirPref = "browser.cache.disk.parent_directory";
var gFolderField;
var gCacheParentDirectory;
function Startup()
{
var prefWindow = parent.hPrefWindow;
gFolderField = document.getElementById("browserCacheDiskCacheFolder");
gCacheParentDirectory = prefWindow.getPref("localfile", kCacheParentDirPref);
if (gCacheParentDirectory == "!/!ERROR_UNDEFINED_PREF!/!")
{
try
{
// no disk cache folder pref set; default to profile directory
var dirSvc = Components.classes["@mozilla.org/file/directory_service;1"]
.getService(nsIProperties);
if (dirSvc.has("ProfLD"))
gCacheParentDirectory = dirSvc.get("ProfLD", nsILocalFile);
else
gCacheParentDirectory = dirSvc.get("ProfD", nsILocalFile);
}
catch (ex)
{
gCacheParentDirectory = null;
}
}
// if both pref and dir svc fail leave this field blank else show directory
if (gCacheParentDirectory)
gFolderField.value = (/Mac/.test(navigator.platform)) ? gCacheParentDirectory.leafName : gCacheParentDirectory.path;
document.getElementById("chooseDiskCacheFolder").disabled =
prefWindow.getPrefIsLocked(kCacheParentDirPref);
}
function prefCacheSelectFolder()
{
var fp = Components.classes["@mozilla.org/filepicker;1"]
.createInstance(nsIFilePicker);
var prefWindow = parent.hPrefWindow;
var prefutilitiesBundle = document.getElementById("bundle_prefutilities");
var title = prefutilitiesBundle.getString("cachefolder");
fp.init(window, title, nsIFilePicker.modeGetFolder);
fp.displayDirectory = gCacheParentDirectory;
fp.appendFilters(nsIFilePicker.filterAll);
var ret = fp.show();
if (ret == nsIFilePicker.returnOK) {
var localFile = fp.file.QueryInterface(nsILocalFile);
prefWindow.setPref("localfile", kCacheParentDirPref, localFile);
gFolderField.value = (/Mac/.test(navigator.platform)) ? fp.file.leafName : fp.file.path;
gCacheParentDirectory = fp.file;
}
}
function prefClearCache(aType)
{
var classID = Components.classes["@mozilla.org/network/cache-service;1"];
var cacheService = classID.getService(Components.interfaces.nsICacheService);
cacheService.evictEntries(aType);
}
function prefClearDiskAndMemCache()
{
prefClearCache(Components.interfaces.nsICache.STORE_ANYWHERE);
}