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NOT PART OF BUILD.
New nsICommandHandler interface and C++ implementation for embedders who want their XUL to be able to call their webbrowser container with the minimum of effort.
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141
embedding/browser/webBrowser/nsCommandHandler.cpp
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141
embedding/browser/webBrowser/nsCommandHandler.cpp
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Mozilla browser.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications, Inc. Portions created by Netscape are
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* Copyright (C) 1999, Mozilla. All Rights Reserved.
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*
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* Contributor(s):
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* Adam Lock <adamlock@netscape.com>
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*/
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#include "nsCommandHandler.h"
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#include "nsWebBrowser.h"
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#include "nsDocShellTreeOwner.h"
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#include "nsIScriptGlobalObject.h"
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nsCommandHandler::nsCommandHandler() :
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mWindow(nsnull)
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{
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NS_INIT_REFCNT();
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}
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nsCommandHandler::~nsCommandHandler()
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{
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}
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nsresult nsCommandHandler::GetCommandHandler(nsICommandHandler **aCommandHandler)
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{
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NS_ENSURE_ARG_POINTER(aCommandHandler);
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*aCommandHandler = nsnull;
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if (mWindow == nsnull)
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{
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return NS_ERROR_FAILURE;
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}
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nsCOMPtr<nsIScriptGlobalObject> globalObj( do_QueryInterface(mWindow) );
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if (!globalObj)
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{
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return NS_ERROR_FAILURE;
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}
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nsCOMPtr<nsIDocShell> docShell;
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globalObj->GetDocShell(getter_AddRefs(docShell));
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// Find the treeowner
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nsCOMPtr<nsIDocShellTreeItem> docShellAsTreeItem(do_QueryInterface(docShell));
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nsIWebBrowser *webBrowser = nsnull;
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nsIDocShellTreeOwner *treeOwner = nsnull;
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docShellAsTreeItem->GetTreeOwner(&treeOwner);
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// See if the client on the tree owner implements nsICommandHandler
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if (treeOwner)
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{
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nsDocShellTreeOwner *tree = NS_STATIC_CAST(nsDocShellTreeOwner *, treeOwner);
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if (tree->mTreeOwner)
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{
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nsresult rv;
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rv = tree->mTreeOwner->QueryInterface(NS_GET_IID(nsICommandHandler), (void **)aCommandHandler);
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NS_RELEASE(treeOwner);
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return rv;
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}
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NS_RELEASE(treeOwner);
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}
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*aCommandHandler = nsnull;
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return NS_OK;
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}
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NS_IMPL_ADDREF(nsCommandHandler)
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NS_IMPL_RELEASE(nsCommandHandler)
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NS_INTERFACE_MAP_BEGIN(nsCommandHandler)
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NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsICommandHandler)
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NS_INTERFACE_MAP_ENTRY(nsICommandHandlerInit)
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NS_INTERFACE_MAP_ENTRY(nsICommandHandler)
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NS_INTERFACE_MAP_END
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///////////////////////////////////////////////////////////////////////////////
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// nsICommandHandlerInit implementation
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/* attribute nsIDocShell docShell; */
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NS_IMETHODIMP nsCommandHandler::GetWindow(nsIDOMWindow * *aWindow)
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{
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*aWindow = nsnull;
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return NS_OK;
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}
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NS_IMETHODIMP nsCommandHandler::SetWindow(nsIDOMWindow * aWindow)
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{
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if (aWindow == nsnull)
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{
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return NS_ERROR_FAILURE;
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}
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mWindow = aWindow;
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return NS_OK;
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}
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///////////////////////////////////////////////////////////////////////////////
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// nsICommandHandler implementation
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/* void do (in string aCommand, in string aStatus); */
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NS_IMETHODIMP nsCommandHandler::Exec(const char *aCommand, const char *aStatus)
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{
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nsCOMPtr<nsICommandHandler> commandHandler;
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GetCommandHandler(getter_AddRefs(commandHandler));
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if (commandHandler)
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{
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return commandHandler->Exec(aCommand, aStatus);
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}
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return NS_OK;
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}
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/* void query (in string aCommand, in string aStatus); */
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NS_IMETHODIMP nsCommandHandler::Query(const char *aCommand, const char *aStatus)
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{
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nsCOMPtr<nsICommandHandler> commandHandler;
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GetCommandHandler(getter_AddRefs(commandHandler));
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if (commandHandler)
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{
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return commandHandler->Query(aCommand, aStatus);
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}
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return NS_OK;
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}
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49
embedding/browser/webBrowser/nsCommandHandler.h
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49
embedding/browser/webBrowser/nsCommandHandler.h
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@ -0,0 +1,49 @@
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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* The contents of this file are subject to the Mozilla Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is the Mozilla browser.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications, Inc. Portions created by Netscape are
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* Copyright (C) 1999, Mozilla. All Rights Reserved.
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*
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* Contributor(s):
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* Adam Lock <adamlock@netscape.com>
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*/
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#ifndef NSCOMMANDHANDLER_H
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#define NSCOMMANDHANDLER_H
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#include "nsISupports.h"
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#include "nsICommandHandler.h"
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#include "nsIDOMWindow.h"
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class nsCommandHandler :
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public nsICommandHandlerInit,
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public nsICommandHandler
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{
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nsIDOMWindow *mWindow;
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nsresult GetCommandHandler(nsICommandHandler **aCommandHandler);
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public:
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nsCommandHandler();
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NS_DECL_ISUPPORTS
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NS_DECL_NSICOMMANDHANDLERINIT
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NS_DECL_NSICOMMANDHANDLER
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protected:
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virtual ~nsCommandHandler();
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};
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#endif
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47
embedding/browser/webBrowser/nsICommandHandler.idl
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47
embedding/browser/webBrowser/nsICommandHandler.idl
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@ -0,0 +1,47 @@
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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
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*
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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* Adam Lock <adamlock@netscape.com>
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*/
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#include "nsISupports.idl"
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#include "domstubs.idl"
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[scriptable, uuid(731C6C50-67D6-11d4-9529-0020183BF181)]
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interface nsICommandHandlerInit : nsISupports
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{
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attribute nsIDOMWindow window;
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};
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[scriptable, uuid(34A4FCF0-66FC-11d4-9528-0020183BF181)]
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interface nsICommandHandler : nsISupports
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{
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void exec(in string aCommand, in string aStatus);
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void query(in string aCommand, in string aStatus, out string aResult);
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};
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%{ C++
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// {3A449110-66FD-11d4-9528-0020183BF181} -
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#define NS_COMMANDHANDLER_CID \
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{ 0x3a449110, 0x66fd, 0x11d4, { 0x95, 0x28, 0x0, 0x20, 0x18, 0x3b, 0xf1, 0x81 } }
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#define NS_COMMANDHANDLER_PROGID \
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"component://netscape/embedding/browser/nsCommandHandler"
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%}
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