--- a/dwt/browser/PromptService2.d	Fri Jan 16 12:19:08 2009 +0100
+++ b/dwt/browser/PromptService2.d	Fri Jan 16 12:49:08 2009 +0100
@@ -1,4 +1,4 @@
-/*******************************************************************************
+/*******************************************************************************
  * Copyright (c) 2003, 2008 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
@@ -7,156 +7,161 @@
  *
  * Contributors:
  *     IBM Corporation - initial API and implementation
+ * Port to the D programming language:
+ *      John Reimer <terminal.node@gmail.com>
  *******************************************************************************/
 module dwt.browser.PromptService2;
 
+import tango.stdc.stdlib;
+import tango.text.convert.Format;
+
 import dwt.dwthelper.utils;
 
 import dwt.DWT;
-import dwt.internal.C;
+
 import dwt.internal.Compatibility;
-import dwt.internal.mozilla.XPCOM;
-import dwt.internal.mozilla.XPCOMObject;
+
+import XPCOM = dwt.internal.mozilla.XPCOM;
+
+import dwt.internal.mozilla.Common;
 import dwt.internal.mozilla.nsEmbedString;
 import dwt.internal.mozilla.nsIAuthInformation;
 import dwt.internal.mozilla.nsIChannel;
 import dwt.internal.mozilla.nsID;
 import dwt.internal.mozilla.nsIDOMWindow;
+import dwt.internal.mozilla.nsIEmbeddingSiteWindow;
 import dwt.internal.mozilla.nsIMemory;
 import dwt.internal.mozilla.nsIPromptService;
 import dwt.internal.mozilla.nsIPromptService2;
 import dwt.internal.mozilla.nsIServiceManager;
 import dwt.internal.mozilla.nsISupports;
 import dwt.internal.mozilla.nsIURI;
+import dwt.internal.mozilla.nsIWebBrowserChrome;
+import dwt.internal.mozilla.nsIWindowWatcher;
+import dwt.internal.mozilla.nsIAuthPromptCallback;
+import dwt.internal.mozilla.nsICancelable;
+import dwt.internal.mozilla.nsStringAPI;
+
 import dwt.widgets.MessageBox;
 import dwt.widgets.Shell;
 
-class PromptService2 {
-    XPCOMObject supports;
-    XPCOMObject promptService;
-    XPCOMObject promptService2;
+import dwt.browser.Browser;
+import dwt.browser.Mozilla;
+import dwt.browser.PromptDialog;
+
+class PromptService2 : nsIPromptService2 {
     int refCount = 0;
 
 this () {
-    createCOMInterfaces ();
 }
 
-int AddRef () {
+extern(System)
+nsrefcnt AddRef () {
     refCount++;
     return refCount;
 }
 
-void createCOMInterfaces () {
-    /* Create each of the interfaces that this object implements */
-    supports = new XPCOMObject (new int[] {2, 0, 0}) {
-        public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
-        public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
-        public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
-    };
-    
-    promptService = new XPCOMObject (new int[] {2, 0, 0, 3, 5, 4, 6, 10, 7, 8, 7, 7}) {
-        public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
-        public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
-        public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
-        public int /*long*/ method3 (int /*long*/[] args) {return Alert (args[0], args[1], args[2]);}
-        public int /*long*/ method4 (int /*long*/[] args) {return AlertCheck (args[0], args[1], args[2], args[3], args[4]);}
-        public int /*long*/ method5 (int /*long*/[] args) {return Confirm (args[0], args[1], args[2], args[3]);}
-        public int /*long*/ method6 (int /*long*/[] args) {return ConfirmCheck (args[0], args[1], args[2], args[3], args[4], args[5]);}
-        public int /*long*/ method7 (int /*long*/[] args) {return ConfirmEx (args[0], args[1], args[2], cast(int)/*64*/args[3], args[4], args[5], args[6], args[7], args[8], args[9]);}
-        public int /*long*/ method8 (int /*long*/[] args) {return Prompt (args[0], args[1], args[2], args[3], args[4], args[5], args[6]);}
-        public int /*long*/ method9 (int /*long*/[] args) {return PromptUsernameAndPassword (args[0], args[1], args[2], args[3], args[4], args[5], args[6], args[7]);}
-        public int /*long*/ method10 (int /*long*/[] args) {return PromptPassword (args[0], args[1], args[2], args[3], args[4], args[5], args[6]);}
-        public int /*long*/ method11 (int /*long*/[] args) {return Select (args[0], args[1], args[2], cast(int)/*64*/args[3], args[4], args[5], args[6]);}
-    };
-    
-    promptService2 = new XPCOMObject (new int[] {2, 0, 0, 3, 5, 4, 6, 10, 7, 8, 7, 7, 7, 9}) {
-        public int /*long*/ method0 (int /*long*/[] args) {return QueryInterface (args[0], args[1]);}
-        public int /*long*/ method1 (int /*long*/[] args) {return AddRef ();}
-        public int /*long*/ method2 (int /*long*/[] args) {return Release ();}
-        public int /*long*/ method3 (int /*long*/[] args) {return Alert (args[0], args[1], args[2]);}
-        public int /*long*/ method4 (int /*long*/[] args) {return AlertCheck (args[0], args[1], args[2], args[3], args[4]);}
-        public int /*long*/ method5 (int /*long*/[] args) {return Confirm (args[0], args[1], args[2], args[3]);}
-        public int /*long*/ method6 (int /*long*/[] args) {return ConfirmCheck (args[0], args[1], args[2], args[3], args[4], args[5]);}
-        public int /*long*/ method7 (int /*long*/[] args) {return ConfirmEx (args[0], args[1], args[2], cast(int)/*64*/args[3], args[4], args[5], args[6], args[7], args[8], args[9]);}
-        public int /*long*/ method8 (int /*long*/[] args) {return Prompt (args[0], args[1], args[2], args[3], args[4], args[5], args[6]);}
-        public int /*long*/ method9 (int /*long*/[] args) {return PromptUsernameAndPassword (args[0], args[1], args[2], args[3], args[4], args[5], args[6], args[7]);}
-        public int /*long*/ method10 (int /*long*/[] args) {return PromptPassword (args[0], args[1], args[2], args[3], args[4], args[5], args[6]);}
-        public int /*long*/ method11 (int /*long*/[] args) {return Select (args[0], args[1], args[2], cast(int)/*64*/args[3], args[4], args[5], args[6]);}
-        public int /*long*/ method12 (int /*long*/[] args) {return PromptAuth (args[0], args[1], cast(int)/*64*/args[2], args[3], args[4], args[5], args[6]);}
-        public int /*long*/ method13 (int /*long*/[] args) {return AsyncPromptAuth (args[0], args[1], args[2], args[3], cast(int)/*64*/args[4], args[5], args[6], args[7], args[8]);}
-    };
-}
-
-void disposeCOMInterfaces () {
-    if (supports !is null) {
-        supports.dispose ();
-        supports = null;
-    }   
-    if (promptService !is null) {
-        promptService.dispose ();
-        promptService = null;   
-    }
-    if (promptService2 !is null) {
-        promptService2.dispose ();
-        promptService2 = null;  
-    }
-}
-
-int /*long*/ getAddress () {
-    return promptService2.getAddress ();
-}
-
-int QueryInterface (int /*long*/ riid, int /*long*/ ppvObject) {
-    if (riid is 0 || ppvObject is 0) return XPCOM.NS_ERROR_NO_INTERFACE;
-    nsID guid = new nsID ();
-    XPCOM.memmove (guid, riid, nsID.sizeof);
-    
-    if (guid.Equals (nsISupports.NS_ISUPPORTS_IID)) {
-        XPCOM.memmove (ppvObject, new int /*long*/[] {supports.getAddress ()}, C.PTR_SIZEOF);
+extern(System)
+nsresult QueryInterface (nsID* riid, void** ppvObject) {
+    if (riid is null || ppvObject is null) return XPCOM.NS_ERROR_NO_INTERFACE;
+ 
+    if (*riid == nsISupports.IID) {
+        *ppvObject = cast(void*)cast(nsISupports)this;
         AddRef ();
         return XPCOM.NS_OK;
     }
-    if (guid.Equals (nsIPromptService.NS_IPROMPTSERVICE_IID)) {
-        XPCOM.memmove (ppvObject, new int /*long*/[] {promptService.getAddress ()}, C.PTR_SIZEOF);
+    if (*riid == nsIPromptService.IID) {
+        *ppvObject = cast(void*)cast(nsIPromptService)this;
         AddRef ();
         return XPCOM.NS_OK;
     }
-    if (guid.Equals (nsIPromptService2.NS_IPROMPTSERVICE2_IID)) {
-        XPCOM.memmove (ppvObject, new int /*long*/[] {promptService2.getAddress ()}, C.PTR_SIZEOF);
+    if (*riid == nsIPromptService2.IID) {
+        *ppvObject = cast(void*)cast(nsIPromptService2)this;
         AddRef ();
         return XPCOM.NS_OK;
     }
 
-    XPCOM.memmove (ppvObject, new int /*long*/[] {0}, C.PTR_SIZEOF);
+    *ppvObject = null;
     return XPCOM.NS_ERROR_NO_INTERFACE;
 }
-            
-int Release () {
+
+extern(System)
+nsrefcnt Release () {
     refCount--;
-    if (refCount is 0) disposeCOMInterfaces ();
+    //if (refCount is 0) disposeCOMInterfaces ();
     return refCount;
 }
 
-Browser getBrowser (int /*long*/ aDOMWindow) {
-    if (aDOMWindow is 0) return null;
-    nsIDOMWindow window = new nsIDOMWindow (aDOMWindow);
-    return Mozilla.findBrowser (window);
+extern(D)
+Browser getBrowser (nsIDOMWindow aDOMWindow) {
+    if (aDOMWindow is null) return null;
+
+    //int /*long*/[] result = new int /*long*/[1];
+    nsIServiceManager serviceManager;
+    auto rc = XPCOM.NS_GetServiceManager (&serviceManager);
+    if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
+    if (serviceManager is null) Mozilla.error (XPCOM.NS_NOINTERFACE);
+    
+    //nsIServiceManager serviceManager = new nsIServiceManager (result[0]);
+    //result[0] = 0;
+    //byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_WINDOWWATCHER_CONTRACTID, true);
+    nsIWindowWatcher windowWatcher;
+    rc = serviceManager.GetServiceByContractID (XPCOM.NS_WINDOWWATCHER_CONTRACTID.ptr, &nsIWindowWatcher.IID, cast(void**)&windowWatcher);
+    if (rc !is XPCOM.NS_OK) Mozilla.error(rc);
+    if (windowWatcher is null) Mozilla.error (XPCOM.NS_NOINTERFACE);       
+    serviceManager.Release ();
+    
+    //nsIWindowWatcher windowWatcher = new nsIWindowWatcher (result[0]);
+    //result[0] = 0;
+    /* the chrome will only be answered for the top-level nsIDOMWindow */
+    //nsIDOMWindow window = new nsIDOMWindow (aDOMWindow);
+    nsIDOMWindow top;
+    rc = aDOMWindow.GetTop (&top);
+    if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
+    if (top is null) Mozilla.error (XPCOM.NS_NOINTERFACE);
+    //aDOMWindow = result[0];
+    //result[0] = 0;
+    nsIWebBrowserChrome webBrowserChrome;
+    rc = windowWatcher.GetChromeForWindow (top, &webBrowserChrome);
+    if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
+    if (webBrowserChrome is null) Mozilla.error (XPCOM.NS_NOINTERFACE);       
+    windowWatcher.Release ();   
+    
+    //nsIWebBrowserChrome webBrowserChrome = new nsIWebBrowserChrome (result[0]);
+    //result[0] = 0;
+    nsIEmbeddingSiteWindow embeddingSiteWindow;
+    rc = webBrowserChrome.QueryInterface (&nsIEmbeddingSiteWindow.IID, cast(void**)&embeddingSiteWindow);
+    if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
+    if (embeddingSiteWindow is null) Mozilla.error (XPCOM.NS_NOINTERFACE);       
+    webBrowserChrome.Release ();
+    
+    //nsIEmbeddingSiteWindow embeddingSiteWindow = new nsIEmbeddingSiteWindow (result[0]);
+    //result[0] = 0;
+    
+    void* result;
+    rc = embeddingSiteWindow.GetSiteWindow (&result);
+    if (rc !is XPCOM.NS_OK) Mozilla.error (rc);
+    if (result is null) Mozilla.error (XPCOM.NS_NOINTERFACE);       
+    embeddingSiteWindow.Release ();
+    
+    return Mozilla.findBrowser (result); 
 }
 
-String getLabel (int buttonFlag, int index, int /*long*/ buttonTitle) {
+String getLabel (int buttonFlag, int index, PRUnichar* buttonTitle) {
     String label = null;
     int flag = (buttonFlag & (0xff * index)) / index;
     switch (flag) {
-        case nsIPromptService.BUTTON_TITLE_CANCEL : label = DWT.getMessage ("DWT_Cancel"); break; //$NON-NLS-1$
-        case nsIPromptService.BUTTON_TITLE_NO : label = DWT.getMessage ("DWT_No"); break; //$NON-NLS-1$
-        case nsIPromptService.BUTTON_TITLE_OK : label = DWT.getMessage ("DWT_OK"); break; //$NON-NLS-1$
-        case nsIPromptService.BUTTON_TITLE_SAVE : label = DWT.getMessage ("DWT_Save"); break; //$NON-NLS-1$
-        case nsIPromptService.BUTTON_TITLE_YES : label = DWT.getMessage ("DWT_Yes"); break; //$NON-NLS-1$
+        // TODO: implement with DWT.getMessage - JJR
+        case nsIPromptService.BUTTON_TITLE_CANCEL : label = "Cancel"; break; //$NON-NLS-1$
+        case nsIPromptService.BUTTON_TITLE_NO : label = "No"; break; //$NON-NLS-1$
+        case nsIPromptService.BUTTON_TITLE_OK : label = "OK"; break; //$NON-NLS-1$
+        case nsIPromptService.BUTTON_TITLE_SAVE : label = "Save"; break; //$NON-NLS-1$
+        case nsIPromptService.BUTTON_TITLE_YES : label = "Yes"; break; //$NON-NLS-1$
         case nsIPromptService.BUTTON_TITLE_IS_STRING : {
-            int length = XPCOM.strlen_PRUnichar (buttonTitle);
-            char[] dest = new char[length];
-            XPCOM.memmove (dest, buttonTitle, length * 2);
-            label = new String (dest);
+            auto span = XPCOM.strlen_PRUnichar (buttonTitle);
+            //char[] dest = new char[length];
+            //XPCOM.memmove (dest, buttonTitle, length * 2);
+            label = Utf.toString (buttonTitle[0 .. span]);
         }
     }
     return label;
@@ -164,18 +169,19 @@
 
 /* nsIPromptService */
 
-int Alert (int /*long*/ aParent, int /*long*/ aDialogTitle, int /*long*/ aText) {
+extern(System)
+nsresult Alert (nsIDOMWindow aParent, PRUnichar* aDialogTitle, PRUnichar* aText) {
     Browser browser = getBrowser (aParent);
     
-    int length = XPCOM.strlen_PRUnichar (aDialogTitle);
-    char[] dest = new char[length];
-    XPCOM.memmove (dest, aDialogTitle, length * 2);
-    String titleLabel = new String (dest);
+    int span = XPCOM.strlen_PRUnichar (aDialogTitle);
+    //char[] dest = new char[length];
+    //XPCOM.memmove (dest, aDialogTitle, length * 2);
+    String titleLabel = Utf.toString (aDialogTitle[0 .. span]);
 
-    length = XPCOM.strlen_PRUnichar (aText);
-    dest = new char[length];
-    XPCOM.memmove (dest, aText, length * 2);
-    String textLabel = new String (dest);
+    span = XPCOM.strlen_PRUnichar (aText);
+    //dest = new char[length];
+    //XPCOM.memmove (dest, aText, length * 2);
+    String textLabel = Utf.toString (aText[0 .. span]);
 
     Shell shell = browser is null ? new Shell () : browser.getShell (); 
     MessageBox messageBox = new MessageBox (shell, DWT.OK | DWT.ICON_WARNING);
@@ -185,83 +191,88 @@
     return XPCOM.NS_OK;
 }
 
-int AlertCheck (int /*long*/ aParent, int /*long*/ aDialogTitle, int /*long*/ aText, int /*long*/ aCheckMsg, int /*long*/ aCheckState) {
+extern(System)
+nsresult AlertCheck (nsIDOMWindow aParent, PRUnichar* aDialogTitle, PRUnichar* aText, PRUnichar* aCheckMsg, PRBool* aCheckState) {
     Browser browser = getBrowser (aParent);
     
-    int length = XPCOM.strlen_PRUnichar (aDialogTitle);
-    char[] dest = new char[length];
-    XPCOM.memmove (dest, aDialogTitle, length * 2);
-    String titleLabel = new String (dest);
+    int span = XPCOM.strlen_PRUnichar (aDialogTitle);
+    //char[] dest = new char[length];
+    //XPCOM.memmove (dest, aDialogTitle, length * 2);
+    String titleLabel = Utf.toString (aDialogTitle[0 .. span]);
 
-    length = XPCOM.strlen_PRUnichar (aText);
-    dest = new char[length];
-    XPCOM.memmove (dest, aText, length * 2);
-    String textLabel = new String (dest);
+    span = XPCOM.strlen_PRUnichar (aText);
+    //dest = new char[length];
+    //XPCOM.memmove (dest, aText, length * 2);
+    String textLabel = Utf.toString (aText[0 .. span]);
 
-    length = XPCOM.strlen_PRUnichar (aCheckMsg);
-    dest = new char[length];
-    XPCOM.memmove (dest, aCheckMsg, length * 2);
-    String checkLabel = new String (dest);
+    span = XPCOM.strlen_PRUnichar (aCheckMsg);
+    //dest = new char[length];
+    //XPCOM.memmove (dest, aCheckMsg, length * 2);
+    String checkLabel = Utf.toString (aCheckMsg[0..span]);
 
     Shell shell = browser is null ? new Shell () : browser.getShell ();
     PromptDialog dialog = new PromptDialog (shell);
-    int[] check = new int[1];
-    if (aCheckState !is 0) XPCOM.memmove (check, aCheckState, 4); /* PRBool */
-    dialog.alertCheck (titleLabel, textLabel, checkLabel, check);
-    if (aCheckState !is 0) XPCOM.memmove (aCheckState, check, 4); /* PRBool */
+    int check;
+    if (aCheckState !is null) check = *aCheckState; /* PRBool */
+    dialog.alertCheck (titleLabel, textLabel, checkLabel, /*ref*/ check);
+    if (aCheckState !is null) *aCheckState = check; /* PRBool */
     return XPCOM.NS_OK;
 }
 
-int AsyncPromptAuth(int /*long*/ aParent, int /*long*/ aChannel, int /*long*/ aCallback, int /*long*/ aContext, int level, int /*long*/ authInfo, int /*long*/ checkboxLabel, int /*long*/ checkValue, int /*long*/ _retval) {
+extern(System)
+nsresult AsyncPromptAuth(nsIDOMWindow aParent, nsIChannel aChannel, nsIAuthPromptCallback aCallback, nsISupports aContext, PRUint32 level, nsIAuthInformation authInfo, PRUnichar* checkboxLabel, PRBool* checkValue, nsICancelable* _retval) {
     return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
 }
 
-int Confirm (int /*long*/ aParent, int /*long*/ aDialogTitle, int /*long*/ aText, int /*long*/ _retval) {
+extern(System)
+nsresult Confirm (nsIDOMWindow aParent, PRUnichar* aDialogTitle, PRUnichar* aText, PRBool* _retval) {
     Browser browser = getBrowser (aParent);
     
-    int length = XPCOM.strlen_PRUnichar (aDialogTitle);
-    char[] dest = new char[length];
-    XPCOM.memmove (dest, aDialogTitle, length * 2);
-    String titleLabel = new String (dest);
+    int span = XPCOM.strlen_PRUnichar (aDialogTitle);
+    //char[] dest = new char[length];
+    //XPCOM.memmove (dest, aDialogTitle, length * 2);
+    String titleLabel = Utf.toString (aDialogTitle[0 .. span]);
 
-    length = XPCOM.strlen_PRUnichar (aText);
-    dest = new char[length];
-    XPCOM.memmove (dest, aText, length * 2);
-    String textLabel = new String (dest);
+    span = XPCOM.strlen_PRUnichar (aText);
+    //dest = new char[length];
+    //XPCOM.memmove (dest, aText, length * 2);
+    String textLabel = Utf.toString (aText[0 .. span]);
 
     Shell shell = browser is null ? new Shell () : browser.getShell ();
     MessageBox messageBox = new MessageBox (shell, DWT.OK | DWT.CANCEL | DWT.ICON_QUESTION);
     messageBox.setText (titleLabel);
     messageBox.setMessage (textLabel);
     int id = messageBox.open ();
-    int[] result = {id is DWT.OK ? 1 : 0};
-    XPCOM.memmove (_retval, result, 4);
+    int result = id is DWT.OK ? 1 : 0;
+    *_retval = result;
     return XPCOM.NS_OK;
 }
 
-int ConfirmCheck (int /*long*/ aParent, int /*long*/ aDialogTitle, int /*long*/ aText, int /*long*/ aCheckMsg, int /*long*/ aCheckState, int /*long*/ _retval) {
+extern(System)
+nsresult ConfirmCheck (nsIDOMWindow aParent, PRUnichar* aDialogTitle, PRUnichar* aText, PRUnichar* aCheckMsg, PRBool* aCheckState, PRBool* _retval) {
     return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
 }
 
-int ConfirmEx (int /*long*/ aParent, int /*long*/ aDialogTitle, int /*long*/ aText, int aButtonFlags, int /*long*/ aButton0Title, int /*long*/ aButton1Title, int /*long*/ aButton2Title, int /*long*/ aCheckMsg, int /*long*/ aCheckState, int /*long*/ _retval) {
+extern(System)
+nsresult ConfirmEx (nsIDOMWindow aParent, PRUnichar* aDialogTitle, PRUnichar* aText, PRUint32 aButtonFlags, PRUnichar* aButton0Title, PRUnichar* aButton1Title, PRUnichar* aButton2Title, PRUnichar* aCheckMsg, PRBool* aCheckState, PRInt32* _retval) {
     Browser browser = getBrowser (aParent);
     
-    int length = XPCOM.strlen_PRUnichar (aDialogTitle);
-    char[] dest = new char[length];
-    XPCOM.memmove (dest, aDialogTitle, length * 2);
-    String titleLabel = new String (dest);
+    int span = XPCOM.strlen_PRUnichar (aDialogTitle);
+    //char[] dest = new char[length];
+    //XPCOM.memmove (dest, aDialogTitle, length * 2);
+    String titleLabel = Utf.toString (aDialogTitle[0 .. span]);
 
-    length = XPCOM.strlen_PRUnichar (aText);
-    dest = new char[length];
-    XPCOM.memmove (dest, aText, length * 2);
-    String textLabel = new String (dest);
+    span = XPCOM.strlen_PRUnichar (aText);
+    //dest = new char[length];
+    //XPCOM.memmove (dest, aText, length * 2);
+    String textLabel = Utf.toString (aText[0 .. span]);
     
     String checkLabel = null;
-    if (aCheckMsg !is 0) {
-        length = XPCOM.strlen_PRUnichar (aCheckMsg);
-        dest = new char[length];
-        XPCOM.memmove (dest, aCheckMsg, length * 2);
-        checkLabel = new String (dest);
+    if (aCheckMsg !is null) {
+        span = XPCOM.strlen_PRUnichar (aCheckMsg);
+        //dest = new char[length];
+        //XPCOM.memmove (dest, aCheckMsg, length * 2);
+        checkLabel = Utf.toString (aCheckMsg[0 .. span]);
     }
     
     String button0Label = getLabel (aButtonFlags, nsIPromptService.BUTTON_POS_0, aButton0Title);
@@ -277,172 +288,182 @@
     
     Shell shell = browser is null ? new Shell () : browser.getShell ();
     PromptDialog dialog = new PromptDialog (shell);
-    int[] check = new int[1], result = new int[1];
-    if (aCheckState !is 0) XPCOM.memmove (check, aCheckState, 4);
-    dialog.confirmEx (titleLabel, textLabel, checkLabel, button0Label, button1Label, button2Label, defaultIndex, check, result);
-    if (aCheckState !is 0) XPCOM.memmove (aCheckState, check, 4);
-    XPCOM.memmove (_retval, result, 4);
+    int check, result;
+    if (aCheckState !is null) check = *aCheckState;
+    dialog.confirmEx (titleLabel, textLabel, checkLabel, button0Label, button1Label, button2Label, defaultIndex, /*ref*/check, /*ref*/result);
+    if (aCheckState !is null) *aCheckState = check;
+    *_retval = result;
     return XPCOM.NS_OK;
 }
 
-int Prompt (int /*long*/ aParent, int /*long*/ aDialogTitle, int /*long*/ aText, int /*long*/ aValue, int /*long*/ aCheckMsg, int /*long*/ aCheckState, int /*long*/ _retval) {
+extern(System)
+nsresult Prompt (nsIDOMWindow aParent, PRUnichar* aDialogTitle, PRUnichar* aText, PRUnichar** aValue, PRUnichar* aCheckMsg, PRBool* aCheckState, PRBool* _retval) {
     Browser browser = getBrowser (aParent);
-    String titleLabel = null, textLabel, checkLabel = null;
-    String[] valueLabel = new String[1];
-    char[] dest;
-    int length;
-    if (aDialogTitle !is 0) {
-        length = XPCOM.strlen_PRUnichar (aDialogTitle);
-        dest = new char[length];
-        XPCOM.memmove (dest, aDialogTitle, length * 2);
-        titleLabel = new String (dest);
+    String titleLabel = null;
+    String textLabel = null, checkLabel = null;
+    String valueLabel;
+    //char[] dest;
+    int span;
+    if (aDialogTitle !is null) {
+        span = XPCOM.strlen_PRUnichar (aDialogTitle);
+        //dest = new char[length];
+        //XPCOM.memmove (dest, aDialogTitle, length * 2);
+        titleLabel = Utf.toString (aDialogTitle[0 .. span]);
     }
     
-    length = XPCOM.strlen_PRUnichar (aText);
-    dest = new char[length];
-    XPCOM.memmove (dest, aText, length * 2);
-    textLabel = new String (dest);
+    span = XPCOM.strlen_PRUnichar (aText);
+    //dest = new char[length];
+    //XPCOM.memmove (dest, aText, length * 2);
+    textLabel = Utf.toString (aText[0 .. span]);
     
-    int /*long*/[] valueAddr = new int /*long*/[1];
-    XPCOM.memmove (valueAddr, aValue, C.PTR_SIZEOF);
-    if (valueAddr[0] !is 0) {
-        length = XPCOM.strlen_PRUnichar (valueAddr[0]);
-        dest = new char[length];
-        XPCOM.memmove (dest, valueAddr[0], length * 2);
-        valueLabel[0] = new String (dest);      
+    //int /*long*/[] valueAddr = new int /*long*/[1];
+    //XPCOM.memmove (valueAddr, aValue, C.PTR_SIZEOF);
+    auto valueAddr = aValue;
+    if (valueAddr[0] !is null) {
+        span = XPCOM.strlen_PRUnichar (valueAddr[0]);
+        //dest = new char[length];
+        //XPCOM.memmove (dest, valueAddr[0], length * 2);
+        valueLabel = Utf.toString ((valueAddr[0])[0 .. span]);
     }
     
-    if (aCheckMsg !is 0) {
-        length = XPCOM.strlen_PRUnichar (aCheckMsg);
-        if (length > 0) {
-            dest = new char[length];
-            XPCOM.memmove (dest, aCheckMsg, length * 2);
-            checkLabel = new String (dest);
+    if (aCheckMsg !is null) {
+        span = XPCOM.strlen_PRUnichar (aCheckMsg);
+        if (span > 0) {
+            //dest = new char[length];
+            //XPCOM.memmove (dest, aCheckMsg, length * 2);
+            checkLabel = Utf.toString (aCheckMsg[0 .. span]);
         }
     }
 
     Shell shell = browser is null ? new Shell () : browser.getShell ();
     PromptDialog dialog = new PromptDialog (shell);
-    int[] check = new int[1], result = new int[1];
-    if (aCheckState !is 0) XPCOM.memmove (check, aCheckState, 4);
-    dialog.prompt (titleLabel, textLabel, checkLabel, valueLabel, check, result);
-
-    XPCOM.memmove (_retval, result, 4);
-    if (result[0] is 1) {
+    int check, result;
+    if (aCheckState !is null) check = *aCheckState;
+    dialog.prompt (titleLabel, textLabel, checkLabel, /*ref*/valueLabel,/*ref*/ check,/*ref*/ result);
+    *_retval = result;
+    if (result is 1) {
         /* 
         * User selected OK. User name and password are returned as PRUnichar values. Any default
         * value that we override must be freed using the nsIMemory service.
         */
-        int cnt, size;
-        int /*long*/ ptr;
-        char[] buffer;
-        int /*long*/[] result2 = new int /*long*/[1];
-        if (valueLabel[0] !is null) {
-            cnt = valueLabel[0].length ();
-            buffer = new char[cnt + 1];
-            valueLabel[0].getChars (0, cnt, buffer, 0);
+        int size;
+        void* ptr;
+        wchar[] buffer;
+        nsIServiceManager serviceManager;
+        if (valueLabel !is null) {
+            //cnt = valueLabel.length;
+            //buffer = new wchar[cnt + 1];
+            //valueLabel.getChars (0, cnt, buffer, 0);
+            buffer = Utf.toString16(valueLabel);
             size = buffer.length * 2;
-            ptr = C.malloc (size);
-            XPCOM.memmove (ptr, buffer, size);
-            XPCOM.memmove (aValue, new int /*long*/[] {ptr}, C.PTR_SIZEOF);
+            ptr = tango.stdc.stdlib.malloc (size);
+            (cast(wchar*)ptr)[0 .. buffer.length] = buffer[0 .. $];
+            //XPCOM.memmove (ptr, buffer, size);
+            //XPCOM.memmove (aValue, new int /*long*/[] {ptr}, C.PTR_SIZEOF);
+            *aValue = cast(PRUnichar*)ptr;
 
-            if (valueAddr[0] !is 0) {
-                int rc = XPCOM.NS_GetServiceManager (result2);
+            if (valueAddr[0] !is null) {
+                int rc = XPCOM.NS_GetServiceManager (&serviceManager);
                 if (rc !is XPCOM.NS_OK) DWT.error (rc);
-                if (result2[0] is 0) DWT.error (XPCOM.NS_NOINTERFACE);
+                if (serviceManager is null) DWT.error (XPCOM.NS_NOINTERFACE);
             
-                nsIServiceManager serviceManager = new nsIServiceManager (result2[0]);
-                result2[0] = 0;
-                byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true);
-                rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result2);
+                //nsIServiceManager serviceManager = new nsIServiceManager (result2[0]);
+                //result2[0] = 0;
+                nsIMemory memory;
+                //byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true);
+                rc = serviceManager.GetServiceByContractID (XPCOM.NS_MEMORY_CONTRACTID.ptr, &nsIMemory.IID, cast(void**)&memory);
                 if (rc !is XPCOM.NS_OK) DWT.error (rc);
-                if (result2[0] is 0) DWT.error (XPCOM.NS_NOINTERFACE);      
+                if (memory is null) DWT.error (XPCOM.NS_NOINTERFACE);      
                 serviceManager.Release ();
                 
-                nsIMemory memory = new nsIMemory (result2[0]);
-                result2[0] = 0;
+                //nsIMemory memory = new nsIMemory (result2[0]);
+                //result2[0] = 0;
                 memory.Free (valueAddr[0]);
                 memory.Release ();
             }
         }
     }
-    if (aCheckState !is 0) XPCOM.memmove (aCheckState, check, 4);
+    if (aCheckState !is null) *aCheckState = check;
     return XPCOM.NS_OK;
 }
 
-int PromptAuth(int /*long*/ aParent, int /*long*/ aChannel, int level, int /*long*/ authInfo, int /*long*/ checkboxLabel, int /*long*/ checkboxValue, int /*long*/ _retval) {
+extern(System)
+nsresult PromptAuth(nsIDOMWindow aParent, nsIChannel aChannel, PRUint32 level, nsIAuthInformation authInfo, PRUnichar* checkboxLabel, PRBool* checkboxValue, PRBool* _retval) {
     Browser browser = getBrowser (aParent);
     String checkLabel = null;
-    int[] checkValue = new int[1];
-    String[] userLabel = new String[1], passLabel = new String[1];
-
-    String title = DWT.getMessage ("DWT_Authentication_Required"); //$NON-NLS-1$
+    //int[] checkValue = new int[1];
+    //String[] userLabel = new String[1], passLabel = new String[1];
+    int checkValue;
+    String userLabel, passLabel;
+    //String title = DWT.getMessage ("SWT_Authentication_Required"); //$NON-NLS-1$
+    String title = "Authentication Required";
 
-    if (checkboxLabel !is 0 && checkboxValue !is 0) {
-        int length = XPCOM.strlen_PRUnichar (checkboxLabel);
-        char[] dest = new char[length];
-        XPCOM.memmove (dest, checkboxLabel, length * 2);
-        checkLabel = new String (dest);
-        XPCOM.memmove (checkValue, checkboxValue, 4); /* PRBool */
+    if (checkboxLabel !is null && checkboxValue !is null) {
+        //int span = XPCOM.strlen_PRUnichar (checkboxLabel);
+        //char[] dest = new char[length];
+        //XPCOM.memmove (dest, checkboxLabel, length * 2);
+        checkLabel = Utf.toString (fromString16z(checkboxLabel));
+        checkValue = *checkboxValue; /* PRBool */
     }
 
     /* get initial username and password values */
 
-    nsIAuthInformation auth = new nsIAuthInformation (authInfo);
+    //nsIAuthInformation auth = new nsIAuthInformation (authInfo);
 
-    int /*long*/ ptr = XPCOM.nsEmbedString_new ();
-    int rc = auth.GetUsername (ptr);
+    scope auto ptr1 = new nsEmbedString;
+    int rc = authInfo.GetUsername (cast(nsAString*)ptr1);
     if (rc !is XPCOM.NS_OK) DWT.error (rc);
-    int length = XPCOM.nsEmbedString_Length (ptr);
-    int /*long*/ buffer = XPCOM.nsEmbedString_get (ptr);
-    char[] chars = new char[length];
-    XPCOM.memmove (chars, buffer, length * 2);
-    userLabel[0] = new String (chars);
-    XPCOM.nsEmbedString_delete (ptr);
+    //int length = XPCOM.nsEmbedString_Length (ptr);
+    //int /*long*/ buffer = XPCOM.nsEmbedString_get (ptr);
+    //char[] chars = new char[length];
+    //XPCOM.memmove (chars, buffer, length * 2);
+    userLabel = ptr1.toString;
+    //XPCOM.nsEmbedString_delete (ptr);
 
-    ptr = XPCOM.nsEmbedString_new ();
-    rc = auth.GetPassword (ptr);
+    scope auto ptr2 = new nsEmbedString;
+    rc = authInfo.GetPassword (cast(nsAString*)ptr2);
     if (rc !is XPCOM.NS_OK) DWT.error (rc);
-    length = XPCOM.nsEmbedString_Length (ptr);
-    buffer = XPCOM.nsEmbedString_get (ptr);
-    chars = new char[length];
-    XPCOM.memmove (chars, buffer, length * 2);
-    passLabel[0] = new String (chars);
-    XPCOM.nsEmbedString_delete (ptr);
+    //length = XPCOM.nsEmbedString_Length (ptr);
+    //buffer = XPCOM.nsEmbedString_get (ptr);
+    //chars = new char[length];
+    //XPCOM.memmove (chars, buffer, length * 2);
+    passLabel = ptr2.toString;
+    //XPCOM.nsEmbedString_delete (ptr);
 
     /* compute the message text */
 
-    ptr = XPCOM.nsEmbedString_new ();
-    rc = auth.GetRealm (ptr);
+    scope auto ptr3 = new nsEmbedString;
+    rc = authInfo.GetRealm (cast(nsAString*)ptr3);
     if (rc !is XPCOM.NS_OK) DWT.error (rc);
-    length = XPCOM.nsEmbedString_Length (ptr);
-    buffer = XPCOM.nsEmbedString_get (ptr);
-    chars = new char[length];
-    XPCOM.memmove (chars, buffer, length * 2);
-    String realm = new String (chars);
-    XPCOM.nsEmbedString_delete (ptr);
+    //length = XPCOM.nsEmbedString_Length (ptr);
+    //buffer = XPCOM.nsEmbedString_get (ptr);
+    //chars = new char[length];
+    //XPCOM.memmove (chars, buffer, length * 2);
+    String realm = ptr3.toString;
+    //XPCOM.nsEmbedString_delete (ptr);
 
-    nsIChannel channel = new nsIChannel (aChannel);
-    int /*long*/[] uri = new int /*long*/[1];
-    rc = channel.GetURI (uri);
+    //nsIChannel channel = new nsIChannel (aChannel);
+    nsIURI uri;
+    rc = aChannel.GetURI (&uri);
     if (rc !is XPCOM.NS_OK) DWT.error (rc);
-    if (uri[0] is 0) Mozilla.error (XPCOM.NS_NOINTERFACE);
+    if (uri is null) Mozilla.error (XPCOM.NS_NOINTERFACE);
 
-    nsIURI nsURI = new nsIURI (uri[0]);
-    int /*long*/ aSpec = XPCOM.nsEmbedCString_new ();
-    rc = nsURI.GetHost (aSpec);
+    //nsIURI nsURI = new nsIURI (uri[0]);
+    scope auto aSpec = new nsEmbedCString;
+    rc = uri.GetHost (cast(nsACString*)aSpec);
     if (rc !is XPCOM.NS_OK) DWT.error (rc);
-    length = XPCOM.nsEmbedCString_Length (aSpec);
-    buffer = XPCOM.nsEmbedCString_get (aSpec);
-    byte[] bytes = new byte[length];
-    XPCOM.memmove (bytes, buffer, length);
-    XPCOM.nsEmbedCString_delete (aSpec);
-    String host = new String (bytes);
-    nsURI.Release ();
+    //length = XPCOM.nsEmbedCString_Length (aSpec);
+    //buffer = XPCOM.nsEmbedCString_get (aSpec);
+    //byte[] bytes = new byte[length];
+    //XPCOM.memmove (bytes, buffer, length);
+    //XPCOM.nsEmbedCString_delete (aSpec);
+    String host = aSpec.toString;
+    uri.Release ();
 
     String message;
     if (realm.length () > 0 && host.length () > 0) {
-        message = Compatibility.getMessage ("DWT_Enter_Username_and_Password", new String[] {realm, host}); //$NON-NLS-1$
+        //message = Compatibility.getMessage ("SWT_Enter_Username_and_Password", new String[] {realm, host}); //$NON-NLS-1$
+        message = Format("Enter user name and password for {0} at {1}",realm, host);
     } else {
         message = ""; //$NON-NLS-1$
     }
@@ -450,155 +471,172 @@
     /* open the prompter */
     Shell shell = browser is null ? new Shell () : browser.getShell ();
     PromptDialog dialog = new PromptDialog (shell);
-    int[] result = new int[1];
+    int result;
     dialog.promptUsernameAndPassword (title, message, checkLabel, userLabel, passLabel, checkValue, result);
 
-    XPCOM.memmove (_retval, result, 4); /* PRBool */
-    if (result[0] is 1) {   /* User selected OK */
-        nsEmbedString string = new nsEmbedString (userLabel[0]);
-        rc = auth.SetUsername(string.getAddress ());
+    //XPCOM.memmove (_retval, result, 4); /* PRBool */
+    *_retval = result;
+    if (result is 1) {   /* User selected OK */
+        scope auto string1 = new nsEmbedString (toString16(userLabel));
+        rc = authInfo.SetUsername(cast(nsAString*)string1);
         if (rc !is XPCOM.NS_OK) DWT.error (rc);
-        string.dispose ();
+        //string.dispose ();
         
-        string = new nsEmbedString (passLabel[0]);
-        rc = auth.SetPassword(string.getAddress ());
+        scope auto string2 = new nsEmbedString (toString16(passLabel));
+        rc = authInfo.SetPassword(cast(nsAString*)string2);
         if (rc !is XPCOM.NS_OK) DWT.error (rc);
-        string.dispose ();
+        //string.dispose ();
     }
 
-    if (checkboxValue !is 0) XPCOM.memmove (checkboxValue, checkValue, 4); /* PRBool */
+    if (checkboxValue !is null) *checkboxValue = checkValue; /* PRBool */
     return XPCOM.NS_OK;
 }
 
-int PromptUsernameAndPassword (int /*long*/ aParent, int /*long*/ aDialogTitle, int /*long*/ aText, int /*long*/ aUsername, int /*long*/ aPassword, int /*long*/ aCheckMsg, int /*long*/ aCheckState, int /*long*/ _retval) {
+extern(System)
+nsresult PromptUsernameAndPassword (nsIDOMWindow aParent, PRUnichar* aDialogTitle, PRUnichar* aText, PRUnichar** aUsername, PRUnichar** aPassword, PRUnichar* aCheckMsg, PRBool* aCheckState, PRBool* _retval) {
     Browser browser = getBrowser (aParent);
     String titleLabel, textLabel, checkLabel = null;
-    String[] userLabel = new String[1], passLabel = new String[1];
+    String userLabel, passLabel;
     char[] dest;
-    int length;
-    if (aDialogTitle !is 0) {
-        length = XPCOM.strlen_PRUnichar (aDialogTitle);
-        dest = new char[length];
-        XPCOM.memmove (dest, aDialogTitle, length * 2);
-        titleLabel = new String (dest);
+    int span;
+    if (aDialogTitle !is null) {
+        //span = XPCOM.strlen_PRUnichar (aDialogTitle);
+        //dest = new char[length];
+        //XPCOM.memmove (dest, aDialogTitle, length * 2);
+        titleLabel = Utf.toString (fromString16z(aDialogTitle));
     } else {
-        titleLabel = DWT.getMessage ("DWT_Authentication_Required");    //$NON-NLS-1$
+        //titleLabel = DWT.getMessage ("SWT_Authentication_Required");    //$NON-NLS-1$
+        titleLabel = "Authentication Required";
     }
     
-    length = XPCOM.strlen_PRUnichar (aText);
-    dest = new char[length];
-    XPCOM.memmove (dest, aText, length * 2);
-    textLabel = new String (dest);
+    //span = XPCOM.strlen_PRUnichar (aText);
+    //dest = new char[length];
+    //XPCOM.memmove (dest, aText, length * 2);
+    textLabel = Utf.toString (fromString16z(aText));
     
-    int /*long*/[] userAddr = new int /*long*/[1];
-    XPCOM.memmove (userAddr, aUsername, C.PTR_SIZEOF);
-    if (userAddr[0] !is 0) {
-        length = XPCOM.strlen_PRUnichar (userAddr[0]);
-        dest = new char[length];
-        XPCOM.memmove (dest, userAddr[0], length * 2);
-        userLabel[0] = new String (dest);       
+    //int /*long*/[] userAddr = new int /*long*/[1];
+    //XPCOM.memmove (userAddr, aUsername, C.PTR_SIZEOF);
+    auto userAddr = *aUsername;
+    if (*aUsername !is null) {
+            //span = XPCOM.strlen_PRUnichar (userAddr[0]);
+            //dest = new char[length];
+            //XPCOM.memmove (dest, userAddr[0], length * 2);
+            userLabel = Utf.toString(fromString16z(*aUsername));       
     }
     
-    int /*long*/[] passAddr = new int /*long*/[1];
-    XPCOM.memmove (passAddr, aPassword, C.PTR_SIZEOF);
-    if (passAddr[0] !is 0) {
-        length = XPCOM.strlen_PRUnichar (passAddr[0]);
-        dest = new char[length];
-        XPCOM.memmove (dest, passAddr[0], length * 2);
-        passLabel[0] = new String (dest);       
+    //int /*long*/[] passAddr = new int /*long*/[1];
+    //XPCOM.memmove (passAddr, aPassword, C.PTR_SIZEOF);
+    auto passAddr = *aPassword;
+    if (*aPassword !is null) {
+            //span = XPCOM.strlen_PRUnichar (passAddr[0]);
+            //dest = new char[length];
+            //XPCOM.memmove (dest, passAddr[0], length * 2);
+            passLabel = Utf.toString(fromString16z(*aPassword));       
     }
     
-    if (aCheckMsg !is 0) {
-        length = XPCOM.strlen_PRUnichar (aCheckMsg);
-        if (length > 0) {
-            dest = new char[length];
-            XPCOM.memmove (dest, aCheckMsg, length * 2);
-            checkLabel = new String (dest);
-        }
+    if (aCheckMsg !is null) {
+        //span = XPCOM.strlen_PRUnichar (aCheckMsg);
+        //if (span > 0) {
+            //dest = new char[length];
+            //XPCOM.memmove (dest, aCheckMsg, length * 2);
+        checkLabel = Utf.toString (fromString16z(aCheckMsg));
+        //}
     }
 
     Shell shell = browser is null ? new Shell () : browser.getShell ();
     PromptDialog dialog = new PromptDialog (shell);
-    int[] check = new int[1], result = new int[1];
-    if (aCheckState !is 0) XPCOM.memmove (check, aCheckState, 4);   /* PRBool */
-    dialog.promptUsernameAndPassword (titleLabel, textLabel, checkLabel, userLabel, passLabel, check, result);
+    int check, result;
+    if (aCheckState !is null) check = *aCheckState;   /* PRBool */
+    dialog.promptUsernameAndPassword (titleLabel, textLabel, checkLabel, /*ref*/ userLabel, /*ref*/ passLabel, check, result);
 
-    XPCOM.memmove (_retval, result, 4); /* PRBool */
-    if (result[0] is 1) {
+    *_retval = result; /* PRBool */
+    if (result is 1) {
         /* 
         * User selected OK. User name and password are returned as PRUnichar values. Any default
         * value that we override must be freed using the nsIMemory service.
         */
         int cnt, size;
-        int /*long*/ ptr;
-        char[] buffer;
+        void* ptr;
+        wchar[] buffer;
         int /*long*/[] result2 = new int /*long*/[1];
-        if (userLabel[0] !is null) {
-            cnt = userLabel[0].length ();
-            buffer = new char[cnt + 1];
-            userLabel[0].getChars (0, cnt, buffer, 0);
-            size = buffer.length * 2;
-            ptr = C.malloc (size);
-            XPCOM.memmove (ptr, buffer, size);
-            XPCOM.memmove (aUsername, new int /*long*/[] {ptr}, C.PTR_SIZEOF);
-
-            if (userAddr[0] !is 0) {
-                int rc = XPCOM.NS_GetServiceManager (result2);
+        if (userLabel !is null) {
+            //cnt = userLabel[0].length ();
+            //buffer = new char[cnt + 1];
+            //buffer = Utf.toString16(userLabel);
+            //userLabel[0].getChars (0, cnt, buffer, 0);
+            //size = buffer.length * 2;
+            //ptr = tango.stdc.stdlib.malloc (size);
+            //(cast(wchar*)ptr)[0 .. buffer.length] = buffer[0 .. $];
+            //XPCOM.memmove (ptr, buffer, size);
+            *aUsername = toString16z(Utf.toString16(userLabel));
+            //XPCOM.memmove (aUsername, new int /*long*/[] {ptr}, C.PTR_SIZEOF);
+            nsIServiceManager serviceManager;
+            
+            if (userAddr !is null) {
+                int rc = XPCOM.NS_GetServiceManager (&serviceManager);
                 if (rc !is XPCOM.NS_OK) DWT.error (rc);
-                if (result2[0] is 0) DWT.error (XPCOM.NS_NOINTERFACE);
+                if (serviceManager is null) DWT.error (XPCOM.NS_NOINTERFACE);
             
-                nsIServiceManager serviceManager = new nsIServiceManager (result2[0]);
-                result2[0] = 0;
-                byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true);
-                rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result2);
+                //nsIServiceManager serviceManager = new nsIServiceManager (result2[0]);
+                //result2[0] = 0;
+                //byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true);
+                nsIMemory memory;
+                rc = serviceManager.GetServiceByContractID (XPCOM.NS_MEMORY_CONTRACTID.ptr, &nsIMemory.IID, cast(void**)&memory);
                 if (rc !is XPCOM.NS_OK) DWT.error (rc);
-                if (result[0] is 0) DWT.error (XPCOM.NS_NOINTERFACE);       
+                if (memory is null) DWT.error (XPCOM.NS_NOINTERFACE);       
                 serviceManager.Release ();
                 
-                nsIMemory memory = new nsIMemory (result2[0]);
-                result2[0] = 0;
-                memory.Free (userAddr[0]);
+                //nsIMemory memory = new nsIMemory (result2[0]);
+                //result2[0] = 0;
+                memory.Free (userAddr);
                 memory.Release ();
             }
         }
-        if (passLabel[0] !is null) {
-            cnt = passLabel[0].length ();
-            buffer = new char[cnt + 1];
-            passLabel[0].getChars (0, cnt, buffer, 0);
-            size = buffer.length * 2;
-            ptr = C.malloc (size);
-            XPCOM.memmove (ptr, buffer, size);
-            XPCOM.memmove (aPassword, new int /*long*/[] {ptr}, C.PTR_SIZEOF);
+        if (passLabel !is null) {
+            //cnt = passLabel[0].length ();
+            //buffer = new char[cnt + 1];
+            //buffer = Utf.toString16( passLabel );
+            //passLabel[0].getChars (0, cnt, buffer, 0);
+            //size = buffer.length * 2;
+            //ptr = tango.stdc.stdlib.malloc (size);
+            //(cast(wchar*)ptr)[0 .. buffer.length] = buffer[0 .. $];
+            //XPCOM.memmove (ptr, buffer, size);
+            *aPassword = toString16z(Utf.toString16(passLabel));
+            //XPCOM.memmove (aPassword, new int /*long*/[] {ptr}, C.PTR_SIZEOF);
             
-            if (passAddr[0] !is 0) {
-                int rc = XPCOM.NS_GetServiceManager (result2);
+            nsIServiceManager serviceManager;
+            if (passAddr !is null) {
+                int rc = XPCOM.NS_GetServiceManager (&serviceManager);
                 if (rc !is XPCOM.NS_OK) DWT.error (rc);
-                if (result2[0] is 0) DWT.error (XPCOM.NS_NOINTERFACE);
+                if (serviceManager is null) DWT.error (XPCOM.NS_NOINTERFACE);
 
-                nsIServiceManager serviceManager = new nsIServiceManager (result2[0]);
-                result2[0] = 0;
-                byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true);
-                rc = serviceManager.GetServiceByContractID (aContractID, nsIMemory.NS_IMEMORY_IID, result2);
+                //nsIServiceManager serviceManager = new nsIServiceManager (result2[0]);
+                //result2[0] = 0;
+                //byte[] aContractID = MozillaDelegate.wcsToMbcs (null, XPCOM.NS_MEMORY_CONTRACTID, true);
+                nsIMemory memory;
+                rc = serviceManager.GetServiceByContractID (XPCOM.NS_MEMORY_CONTRACTID.ptr, &nsIMemory.IID, cast(void**)&memory);
                 if (rc !is XPCOM.NS_OK) DWT.error (rc);
-                if (result2[0] is 0) DWT.error (XPCOM.NS_NOINTERFACE);      
+                if (memory is null) DWT.error (XPCOM.NS_NOINTERFACE);      
                 serviceManager.Release ();
 
-                nsIMemory memory = new nsIMemory (result2[0]);
-                result2[0] = 0;
-                memory.Free (passAddr[0]);
+                //nsIMemory memory = new nsIMemory (result2[0]);
+                //result2[0] = 0;
+                memory.Free (passAddr);
                 memory.Release ();
             }
         }
     }
-    if (aCheckState !is 0) XPCOM.memmove (aCheckState, check, 4); /* PRBool */
+    if (aCheckState !is null) *aCheckState = check; /* PRBool */
     return XPCOM.NS_OK;
 }
 
-int PromptPassword (int /*long*/ aParent, int /*long*/ aDialogTitle, int /*long*/ aText, int /*long*/ aPassword, int /*long*/ aCheckMsg, int /*long*/ aCheckState, int /*long*/ _retval) {
+extern(System)
+nsresult PromptPassword (nsIDOMWindow aParent, PRUnichar* aDialogTitle, PRUnichar* aText, PRUnichar** aPassword, PRUnichar* aCheckMsg, PRBool* aCheckState, PRBool* _retval) {
     return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
 }
 
-int Select (int /*long*/ aParent, int /*long*/ aDialogTitle, int /*long*/ aText, int aCount, int /*long*/ aSelectList, int /*long*/ aOutSelection, int /*long*/ _retval) {
+extern(System)
+nsresult Select (nsIDOMWindow aParent, PRUnichar* aDialogTitle, PRUnichar* aText, PRUint32 aCount, PRUnichar** aSelectList, PRInt32* aOutSelection, PRBool* _retval) {
     return XPCOM.NS_ERROR_NOT_IMPLEMENTED;
 }