author jason
Fri, 13 Jul 2007 08:23:32 -0400
changeset 2446 178218b863ec7a1c4e72b72ce2dc7090ac89617b
parent 775 2e62de9c2d0402f4d90b1a838966c43267768b3b
child 20261 eee86e5513ad381eaa16a55f037fa479c8d54187
permissions -rw-r--r--
Bug 386806 - script pulls from mozilla-central by default (r=luser)

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
 * ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 * The Original Code is the Mozilla browser.
 * The Initial Developer of the Original Code is
 * Netscape Communications, Inc.
 * Portions created by the Initial Developer are Copyright (C) 1999
 * the Initial Developer. All Rights Reserved.
 * Contributor(s):
 * Alternatively, the contents of this file may be used under the terms of
 * either of the GNU General Public License Version 2 or later (the "GPL"),
 * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 * ***** END LICENSE BLOCK ***** */
#ifndef webshell____h
#define webshell____h

#include "nsError.h"
#include "nsIWebShellServices.h"
#include "nsILinkHandler.h"
#include "nsIClipboardCommands.h"
#include "nsDocShell.h"
#include "nsICommandManager.h"
#include "nsIIOService.h"
#include "nsCRT.h"

class nsIController;
struct PRThread;
class OnLinkClickEvent;

typedef enum {
} eCharsetReloadState;


// Class ID for webshell
#define NS_WEB_SHELL_CID \
 { 0xa6cf9059, 0x15b3, 0x11d2,{0x93, 0x2e, 0x00, 0x80, 0x5f, 0x8a, 0xdd, 0x32}}

class nsWebShell : public nsDocShell,
                   public nsIWebShellServices,
                   public nsILinkHandler,
                   public nsIClipboardCommands
    virtual ~nsWebShell();



    // nsILinkHandler
    NS_IMETHOD OnLinkClick(nsIContent* aContent,
        nsIURI* aURI,
        const PRUnichar* aTargetSpec,
        nsIInputStream* aPostDataStream = 0,
        nsIInputStream* aHeadersDataStream = 0);
    NS_IMETHOD OnLinkClickSync(nsIContent* aContent,
        nsIURI* aURI,
        const PRUnichar* aTargetSpec,
        nsIInputStream* aPostDataStream = 0,
        nsIInputStream* aHeadersDataStream = 0,
        nsIDocShell** aDocShell = 0,
        nsIRequest** aRequest = 0);
    NS_IMETHOD OnOverLink(nsIContent* aContent,
        nsIURI* aURI,
        const PRUnichar* aTargetSpec);
    NS_IMETHOD OnLeaveLink();
    NS_IMETHOD GetLinkState(nsIURI* aLinkURI, nsLinkState& aState);

    NS_IMETHOD Create();

    static nsEventStatus PR_CALLBACK HandleEvent(nsGUIEvent *aEvent);

    // NS_IMETHOD SetURL(const PRUnichar* aURL);

    friend class OnLinkClickEvent;

    void InitFrameData();

    // helpers for executing commands
    virtual nsresult GetControllerForCommand ( const char *inCommand, nsIController** outController );
    virtual nsresult IsCommandEnabled ( const char * inCommand, PRBool* outEnabled );
    virtual nsresult DoCommand ( const char * inCommand );
    nsresult EnsureCommandHandler();

    // Helper method that is called when a new document (including any
    // sub-documents - ie. frames) has been completely loaded.
    virtual nsresult EndPageLoad(nsIWebProgress *aProgress,
        nsIChannel* channel,
        nsresult aStatus);

    eCharsetReloadState mCharsetReloadState;

    nsresult CreateViewer(nsIRequest* request,
        const char* aContentType,
        const char* aCommand,
        nsIStreamListener** aResult);

    nsCOMPtr<nsICommandManager> mCommandManager;
#ifdef DEBUG
    // We're counting the number of |nsWebShells| to help find leaks
    static unsigned long gNumberOfWebShells;
#endif /* DEBUG */

#endif /* webshell____h */