michael@0: /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
michael@0: // vim:cindent:tabstop=4:expandtab:shiftwidth=4:
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "nsLayoutDebugCLH.h"
michael@0: #include "nsString.h"
michael@0: #include "plstr.h"
michael@0: #include "nsCOMPtr.h"
michael@0: #include "nsIWindowWatcher.h"
michael@0: #include "nsIServiceManager.h"
michael@0: #include "nsIDOMWindow.h"
michael@0: #include "nsISupportsArray.h"
michael@0: #include "nsISupportsPrimitives.h"
michael@0: #include "nsICommandLine.h"
michael@0: 
michael@0: nsLayoutDebugCLH::nsLayoutDebugCLH()
michael@0: {
michael@0: }
michael@0: 
michael@0: nsLayoutDebugCLH::~nsLayoutDebugCLH()
michael@0: {
michael@0: }
michael@0: 
michael@0: NS_IMPL_ISUPPORTS(nsLayoutDebugCLH, ICOMMANDLINEHANDLER)
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsLayoutDebugCLH::Handle(nsICommandLine* aCmdLine)
michael@0: {
michael@0:     nsresult rv;
michael@0: 
michael@0:     int32_t idx;
michael@0:     rv = aCmdLine->FindFlag(NS_LITERAL_STRING("layoutdebug"), false, &idx);
michael@0:     NS_ENSURE_SUCCESS(rv, rv);
michael@0:     if (idx < 0)
michael@0:       return NS_OK;
michael@0: 
michael@0:     int32_t length;
michael@0:     aCmdLine->GetLength(&length);
michael@0: 
michael@0:     nsAutoString url;
michael@0:     if (idx + 1 < length) {
michael@0:         rv = aCmdLine->GetArgument(idx + 1, url);
michael@0:         NS_ENSURE_SUCCESS(rv, rv);
michael@0:         if (!url.IsEmpty() && url.CharAt(0) == '-')
michael@0:             url.Truncate();
michael@0:     }
michael@0: 
michael@0:     aCmdLine->RemoveArguments(idx, idx + !url.IsEmpty());
michael@0: 
michael@0:     nsCOMPtr<nsISupportsArray> argsArray =
michael@0:         do_CreateInstance(NS_SUPPORTSARRAY_CONTRACTID, &rv);
michael@0:     NS_ENSURE_SUCCESS(rv, rv);
michael@0: 
michael@0:     if (!url.IsEmpty())
michael@0:     {
michael@0:         nsCOMPtr<nsISupportsString> scriptableURL =
michael@0:             do_CreateInstance(NS_SUPPORTS_STRING_CONTRACTID);
michael@0:         NS_ENSURE_TRUE(scriptableURL, NS_ERROR_FAILURE);
michael@0:   
michael@0:         scriptableURL->SetData(url);
michael@0:         argsArray->AppendElement(scriptableURL);
michael@0:     }
michael@0: 
michael@0:     nsCOMPtr<nsIWindowWatcher> wwatch =
michael@0:         do_GetService(NS_WINDOWWATCHER_CONTRACTID);
michael@0:     NS_ENSURE_TRUE(wwatch, NS_ERROR_FAILURE);
michael@0: 
michael@0:     nsCOMPtr<nsIDOMWindow> opened;
michael@0:     wwatch->OpenWindow(nullptr, "chrome://layoutdebug/content/",
michael@0:                        "_blank", "chrome,dialog=no,all", argsArray,
michael@0:                        getter_AddRefs(opened));
michael@0:     aCmdLine->SetPreventDefault(true);
michael@0:     return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: nsLayoutDebugCLH::GetHelpInfo(nsACString& aResult)
michael@0: {
michael@0:     aResult.Assign(NS_LITERAL_CSTRING("  -layoutdebug [<url>] Start with Layout Debugger\n"));
michael@0:     return NS_OK;
michael@0: }
michael@0: