gecko-dev/embedding/tests/mfcembed/BrowserImplWebPrgrsLstnr.cpp

157 строки
5.2 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: NPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Netscape 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
* http://www.mozilla.org/NPL/
*
* 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 mozilla.org code.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Chak Nanga <chak@netscape.com>
*
*
* Alternatively, the contents of this file may be used under the terms of
* either 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 NPL, 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 NPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
#ifdef _WINDOWS
#include "stdafx.h"
#endif
#include "BrowserImpl.h"
#include "IBrowserFrameGlue.h"
//*****************************************************************************
// CBrowserImpl::nsIWebProgressListener Implementation
//*****************************************************************************
//
// - Implements browser progress update functionality
// while loading a page into the embedded browser
//
// - Calls methods via the IBrowserFrameGlue interace
// (available thru' the m_pBrowserFrameGlue member var)
// to do the actual statusbar/progress bar updates.
//
NS_IMETHODIMP CBrowserImpl::OnProgressChange(nsIWebProgress *progress, nsIRequest *request,
PRInt32 curSelfProgress, PRInt32 maxSelfProgress,
PRInt32 curTotalProgress, PRInt32 maxTotalProgress)
{
if(! m_pBrowserFrameGlue)
return NS_ERROR_FAILURE;
PRInt32 nProgress = curTotalProgress;
PRInt32 nProgressMax = maxTotalProgress;
if (nProgressMax == 0)
nProgressMax = LONG_MAX;
if (nProgress > nProgressMax)
nProgress = nProgressMax; // Progress complete
m_pBrowserFrameGlue->UpdateProgress(nProgress, nProgressMax);
return NS_OK;
}
NS_IMETHODIMP CBrowserImpl::OnStateChange(nsIWebProgress *progress, nsIRequest *request,
PRInt32 progressStateFlags, PRUint32 status)
{
if(! m_pBrowserFrameGlue)
return NS_ERROR_FAILURE;
if ((progressStateFlags & STATE_START) && (progressStateFlags & STATE_IS_DOCUMENT))
{
// Navigation has begun
if(m_pBrowserFrameGlue)
m_pBrowserFrameGlue->UpdateBusyState(PR_TRUE);
}
if ((progressStateFlags & STATE_STOP) && (progressStateFlags & STATE_IS_DOCUMENT))
{
// We've completed the navigation
m_pBrowserFrameGlue->UpdateBusyState(PR_FALSE);
m_pBrowserFrameGlue->UpdateProgress(0, 100); // Clear the prog bar
m_pBrowserFrameGlue->UpdateStatusBarText(nsnull); // Clear the status bar
}
return NS_OK;
}
NS_IMETHODIMP CBrowserImpl::OnLocationChange(nsIWebProgress* aWebProgress,
nsIRequest* aRequest,
nsIURI *location)
{
if(! m_pBrowserFrameGlue)
return NS_ERROR_FAILURE;
PRBool isSubFrameLoad = PR_FALSE; // Is this a subframe load
if (aWebProgress) {
nsCOMPtr<nsIDOMWindow> domWindow;
nsCOMPtr<nsIDOMWindow> topDomWindow;
aWebProgress->GetDOMWindow(getter_AddRefs(domWindow));
if (domWindow) { // Get root domWindow
domWindow->GetTop(getter_AddRefs(topDomWindow));
}
if (domWindow != topDomWindow)
isSubFrameLoad = PR_TRUE;
}
if (!isSubFrameLoad) // Update urlbar only if it is not a subframe load
m_pBrowserFrameGlue->UpdateCurrentURI(location);
return NS_OK;
}
NS_IMETHODIMP
CBrowserImpl::OnStatusChange(nsIWebProgress* aWebProgress,
nsIRequest* aRequest,
nsresult aStatus,
const PRUnichar* aMessage)
{
if(! m_pBrowserFrameGlue)
return NS_ERROR_FAILURE;
m_pBrowserFrameGlue->UpdateStatusBarText(aMessage);
return NS_OK;
}
NS_IMETHODIMP
CBrowserImpl::OnSecurityChange(nsIWebProgress *aWebProgress,
nsIRequest *aRequest,
PRInt32 state)
{
m_pBrowserFrameGlue->UpdateSecurityStatus(state);
return NS_OK;
}