/toolkit/content/tests/chrome/RegisterUnregisterChrome.js
http://github.com/zpao/v8monkey · JavaScript · 161 lines · 124 code · 29 blank · 8 comment · 13 complexity · 571a6a2241a451ad8f871ad6f579ee9b MD5 · raw file
- /* This code is mostly copied from chrome/test/unit/head_crtestutils.js */
- const NS_CHROME_MANIFESTS_FILE_LIST = "ChromeML";
- const XUL_CACHE_PREF = "nglayout.debug.disable_xul_cache";
- const Cc = Components.classes;
- const Ci = Components.interfaces;
- const Cr = Components.results;
- let gDirSvc = Cc["@mozilla.org/file/directory_service;1"].
- getService(Ci.nsIDirectoryService).QueryInterface(Ci.nsIProperties);
- let gChromeReg = Cc["@mozilla.org/chrome/chrome-registry;1"].
- getService(Ci.nsIXULChromeRegistry);
- let gPrefs = Cc["@mozilla.org/preferences-service;1"].
- getService(Ci.nsIPrefBranch);
- // Create the temporary file in the profile, instead of in TmpD, because
- // we know the mochitest harness kills off the profile when it's done.
- function copyToTemporaryFile(f)
- {
- let tmpd = gDirSvc.get("ProfD", Ci.nsIFile);
- tmpf = tmpd.clone();
- tmpf.append("temp.manifest");
- tmpf.createUnique(Ci.nsIFile.NORMAL_FILE_TYPE, 0600);
- tmpf.remove(false);
- f.copyTo(tmpd, tmpf.leafName);
- return tmpf;
- }
- function dirIter(directory)
- {
- var ioSvc = Cc["@mozilla.org/network/io-service;1"].
- getService(Ci.nsIIOService);
- var testsDir = ioSvc.newURI(directory, null, null)
- .QueryInterface(Ci.nsIFileURL).file;
- let en = testsDir.directoryEntries;
- while (en.hasMoreElements()) {
- let file = en.getNext();
- yield file.QueryInterface(Ci.nsIFile);
- }
- }
- function getParent(path) {
- let lastSlash = path.lastIndexOf("/");
- if (lastSlash == -1) {
- lastSlash = path.lastIndexOf("\\");
- if (lastSlash == -1) {
- return "";
- }
- return '/' + path.substring(0, lastSlash).replace(/\\/g, '/');
- }
- return path.substring(0, lastSlash);
- }
- function copyDirToTempProfile(path, subdirname) {
- if (subdirname === undefined) {
- subdirname = "mochikit-tmp";
- }
-
- let tmpdir = gDirSvc.get("ProfD", Ci.nsIFile);
- tmpdir.append(subdirname);
- tmpdir.createUnique(Components.interfaces.nsIFile.DIRECTORY_TYPE, 0777);
- let rootDir = getParent(path);
- if (rootDir == "") {
- return tmpdir;
- }
- // The SimpleTest directory is hidden
- var files = [file for (file in dirIter('file://' +rootDir))];
- for (f in files) {
- files[f].copyTo(tmpdir, "");
- }
- return tmpdir;
- }
- function convertChromeURI(chromeURI)
- {
- let uri = Cc["@mozilla.org/network/io-service;1"].
- getService(Ci.nsIIOService).newURI(chromeURI, null, null);
- return gChromeReg.convertChromeURL(uri);
- }
- function chromeURIToFile(chromeURI)
- {
- var jar = getJar(chromeURI);
- if (jar) {
- var tmpDir = extractJarToTmp(jar);
- let parts = chromeURI.split('/');
- if (parts[parts.length - 1] != '') {
- tmpDir.append(parts[parts.length - 1]);
- }
- return tmpDir;
- }
- return convertChromeURI(chromeURI).
- QueryInterface(Ci.nsIFileURL).file;
- }
- // Register a chrome manifest temporarily and return a function which un-does
- // the registrarion when no longer needed.
- function createManifestTemporarily(tempDir, manifestText)
- {
- gPrefs.setBoolPref(XUL_CACHE_PREF, true);
- tempDir.append("temp.manifest");
- let foStream = Cc["@mozilla.org/network/file-output-stream;1"]
- .createInstance(Ci.nsIFileOutputStream);
- foStream.init(tempDir,
- 0x02 | 0x08 | 0x20, 0664, 0); // write, create, truncate
- foStream.write(manifestText, manifestText.length);
- foStream.close();
- let tempfile = copyToTemporaryFile(tempDir);
- Components.manager.QueryInterface(Ci.nsIComponentRegistrar).
- autoRegister(tempfile);
- gChromeReg.refreshSkins();
- return function() {
- tempfile.fileSize = 0; // truncate the manifest
- gChromeReg.checkForNewChrome();
- gChromeReg.refreshSkins();
- gPrefs.clearUserPref(XUL_CACHE_PREF);
- }
- }
- // Register a chrome manifest temporarily and return a function which un-does
- // the registrarion when no longer needed.
- function registerManifestTemporarily(manifestURI)
- {
- gPrefs.setBoolPref(XUL_CACHE_PREF, true);
- let file = chromeURIToFile(manifestURI);
- let tempfile = copyToTemporaryFile(file);
- Components.manager.QueryInterface(Ci.nsIComponentRegistrar).
- autoRegister(tempfile);
- gChromeReg.refreshSkins();
- return function() {
- tempfile.fileSize = 0; // truncate the manifest
- gChromeReg.checkForNewChrome();
- gChromeReg.refreshSkins();
- gPrefs.clearUserPref(XUL_CACHE_PREF);
- }
- }
- function registerManifestPermanently(manifestURI)
- {
- var chromepath = chromeURIToFile(manifestURI);
-
- Components.manager.QueryInterface(Ci.nsIComponentRegistrar).
- autoRegister(chromepath);
- return chromepath;
- }