1 files changed, 125 insertions, 0 deletions
diff --git a/toolkit/components/nsDefaultCLH.js b/toolkit/components/nsDefaultCLH.js
new file mode 100644
index 000000000..a081bae49
--- /dev/null
+++ b/toolkit/components/nsDefaultCLH.js
@@ -0,0 +1,125 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+Components.utils.import("resource://gre/modules/XPCOMUtils.jsm");
+
+const nsISupports              = Components.interfaces.nsISupports;
+
+const nsICommandLine           = Components.interfaces.nsICommandLine;
+const nsICommandLineHandler    = Components.interfaces.nsICommandLineHandler;
+const nsIPrefBranch            = Components.interfaces.nsIPrefBranch;
+const nsISupportsString        = Components.interfaces.nsISupportsString;
+const nsIWindowWatcher         = Components.interfaces.nsIWindowWatcher;
+const nsIProperties            = Components.interfaces.nsIProperties;
+const nsIFile                  = Components.interfaces.nsIFile;
+const nsISimpleEnumerator      = Components.interfaces.nsISimpleEnumerator;
+
+/**
+ * This file provides a generic default command-line handler.
+ *
+ * It opens the chrome window specified by the pref "toolkit.defaultChromeURI"
+ * with the flags specified by the pref "toolkit.defaultChromeFeatures"
+ * or "chrome,dialog=no,all" is it is not available.
+ * The arguments passed to the window are the nsICommandLine instance.
+ *
+ * It doesn't do anything if the pref "toolkit.defaultChromeURI" is unset.
+ */
+
+function getDirectoryService()
+{
+  return Components.classes["@mozilla.org/file/directory_service;1"]
+                   .getService(nsIProperties);
+}
+
+function nsDefaultCLH() { }
+nsDefaultCLH.prototype = {
+  classID: Components.ID("{6ebc941a-f2ff-4d56-b3b6-f7d0b9d73344}"),
+
+  /* nsISupports */
+
+  QueryInterface : XPCOMUtils.generateQI([nsICommandLineHandler]),
+
+  /* nsICommandLineHandler */
+
+  handle : function clh_handle(cmdLine) {
+    var printDir;
+    while ((printDir = cmdLine.handleFlagWithParam("print-xpcom-dir", false))) {
+      var out = "print-xpcom-dir(\"" + printDir + "\"): ";
+      try {
+        out += getDirectoryService().get(printDir, nsIFile).path;
+      }
+      catch (e) {
+        out += "<Not Provided>";
+      }
+
+      dump(out + "\n");
+      Components.utils.reportError(out);
+    }
+
+    var printDirList;
+    while ((printDirList = cmdLine.handleFlagWithParam("print-xpcom-dirlist",
+                                                       false))) {
+      out = "print-xpcom-dirlist(\"" + printDirList + "\"): ";
+      try {
+        var list = getDirectoryService().get(printDirList,
+                                             nsISimpleEnumerator);
+        while (list.hasMoreElements())
+          out += list.getNext().QueryInterface(nsIFile).path + ";";
+      }
+      catch (e) {
+        out += "<Not Provided>";
+      }
+
+      dump(out + "\n");
+      Components.utils.reportError(out);
+    }
+
+    if (cmdLine.handleFlag("silent", false)) {
+      cmdLine.preventDefault = true;
+    }
+
+    if (cmdLine.preventDefault)
+      return;
+
+    var prefs = Components.classes["@mozilla.org/preferences-service;1"]
+                          .getService(nsIPrefBranch);
+
+    try {
+      var singletonWindowType =
+                              prefs.getCharPref("toolkit.singletonWindowType");
+      var windowMediator =
+                Components.classes["@mozilla.org/appshell/window-mediator;1"]
+                          .getService(Components.interfaces.nsIWindowMediator);
+
+      var win = windowMediator.getMostRecentWindow(singletonWindowType);
+      if (win) {
+        win.focus();
+        cmdLine.preventDefault = true;
+        return;
+      }
+    }
+    catch (e) { }
+
+    // if the pref is missing, ignore the exception
+    try {
+      var chromeURI = prefs.getCharPref("toolkit.defaultChromeURI");
+
+      var flags = "chrome,dialog=no,all";
+      try {
+        flags = prefs.getCharPref("toolkit.defaultChromeFeatures");
+      }
+      catch (e) { }
+
+      var wwatch = Components.classes["@mozilla.org/embedcomp/window-watcher;1"]
+                            .getService(nsIWindowWatcher);
+      wwatch.openWindow(null, chromeURI, "_blank",
+                        flags, cmdLine);
+    }
+    catch (e) { }
+  },
+
+  helpInfo : "",
+};
+
+this.NSGetFactory = XPCOMUtils.generateNSGetFactory([nsDefaultCLH]);