зеркало из https://github.com/mozilla/gecko-dev.git
97 строки
2.9 KiB
JavaScript
97 строки
2.9 KiB
JavaScript
/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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*/
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const nsIFilePicker = Components.interfaces.nsIFilePicker;
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const nsILocalFile = Components.interfaces.nsILocalFile;
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const nsIFile = Components.interfaces.nsIFile;
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const nsIProperties = Components.interfaces.nsIProperties;
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const kCacheParentDirPref = "browser.cache.disk.parent_directory";
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function Startup()
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{
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var path = null;
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var pref = null;
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try
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{
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pref = Components.classes["@mozilla.org/preferences-service;1"]
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.getService(Components.interfaces.nsIPrefBranch);
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path = pref.getComplexValue(kCacheParentDirPref, nsILocalFile);
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}
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catch (ex)
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{
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// parent_directory pref not set; path is null so we'll failover
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// to filling in the parent_directory as the profile directory
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}
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if (!path)
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{
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try
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{
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// no disk cache folder found; default to profile directory
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var dirSvc = Components.classes["@mozilla.org/file/directory_service;1"]
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.getService(nsIProperties);
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var ifile = dirSvc.get("ProfD", nsIFile);
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path = ifile.QueryInterface(nsILocalFile);
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// now remember the new assumption
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if (pref)
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pref.setComplexValue(kCacheParentDirPref, nsILocalFile, path);
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}
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catch (ex)
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{
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}
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}
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// if both pref and dir svc fail leave this field blank else show path
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if (path)
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document.getElementById("browserCacheDiskCacheFolder").value =
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path.path;
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}
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function prefCacheSelectFolder()
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{
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var fp = Components.classes["@mozilla.org/filepicker;1"]
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.createInstance(nsIFilePicker);
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var pref = Components.classes["@mozilla.org/preferences-service;1"]
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.getService(Components.interfaces.nsIPrefBranch);
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var prefutilitiesBundle = document.getElementById("bundle_prefutilities");
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var title = prefutilitiesBundle.getString("cachefolder");
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fp.init(window, title, nsIFilePicker.modeGetFolder);
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try
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{
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var initialDir = pref.getComplexValue(kCacheParentDirPref, nsILocalFile);
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if (initialDir)
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fp.displayDirectory = initialDir;
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}
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catch (ex)
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{
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// ignore exception: file picker will open at default location
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}
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fp.appendFilters(nsIFilePicker.filterAll);
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var ret = fp.show();
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if (ret == nsIFilePicker.returnOK) {
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var localFile = fp.file.QueryInterface(nsILocalFile);
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var viewable = fp.file.path;
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var folderField = document.getElementById("browserCacheDiskCacheFolder");
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folderField.value = viewable;
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pref.setComplexValue(kCacheParentDirPref, nsILocalFile, localFile)
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}
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}
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function prefClearCache(aType)
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{
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var classID = Components.classes["@mozilla.org/network/cache-service;1"];
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var cacheService = classID.getService(Components.interfaces.nsICacheService);
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cacheService.evictEntries(aType);
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}
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function prefClearDiskAndMemCache()
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{
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prefClearCache(Components.interfaces.nsICache.STORE_ON_DISK);
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prefClearCache(Components.interfaces.nsICache.STORE_IN_MEMORY);
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}
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