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lightning-sunbird  0.9+nobinonly
nsDownloadProxy.h
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00001 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
00002 /* ***** BEGIN LICENSE BLOCK *****
00003  * Version: MPL 1.1/GPL 2.0/LGPL 2.1
00004  *
00005  * The contents of this file are subject to the Mozilla Public License Version
00006  * 1.1 (the "License"); you may not use this file except in compliance with
00007  * the License. You may obtain a copy of the License at
00008  * http://www.mozilla.org/MPL/
00009  *
00010  * Software distributed under the License is distributed on an "AS IS" basis,
00011  * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
00012  * for the specific language governing rights and limitations under the
00013  * License.
00014  *
00015  * The Original Code is mozilla.org code.
00016  *
00017  * The Initial Developer of the Original Code is
00018  * Netscape Communications Corporation.
00019  * Portions created by the Initial Developer are Copyright (C) 1998
00020  * the Initial Developer. All Rights Reserved.
00021  *
00022  * Contributor(s):
00023  *   Blake Ross <blaker@netscape.com> (Original Author)
00024  *
00025  * Alternatively, the contents of this file may be used under the terms of
00026  * either of the GNU General Public License Version 2 or later (the "GPL"),
00027  * or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
00028  * in which case the provisions of the GPL or the LGPL are applicable instead
00029  * of those above. If you wish to allow use of your version of this file only
00030  * under the terms of either the GPL or the LGPL, and not to allow others to
00031  * use your version of this file under the terms of the MPL, indicate your
00032  * decision by deleting the provisions above and replace them with the notice
00033  * and other provisions required by the GPL or the LGPL. If you do not delete
00034  * the provisions above, a recipient may use your version of this file under
00035  * the terms of any one of the MPL, the GPL or the LGPL.
00036  *
00037  * ***** END LICENSE BLOCK ***** */
00038  
00039 #ifndef downloadproxy___h___
00040 #define downloadproxy___h___
00041 
00042 #include "nsCOMPtr.h"
00043 #include "nsIDownload.h"
00044 #include "nsIDownloadManager.h"
00045 #include "nsIPrefBranch.h"
00046 #include "nsIPrefService.h"
00047 #include "nsIMIMEInfo.h"
00048 
00049 #define DOWNLOAD_MANAGER_BEHAVIOR_PREF "browser.downloadmanager.behavior"
00050 
00051 class nsDownloadProxy : public nsITransfer
00052 {
00053 public:
00054 
00055   nsDownloadProxy() { }
00056   virtual ~nsDownloadProxy() { }
00057 
00058   NS_DECL_ISUPPORTS
00059   NS_FORWARD_SAFE_NSIWEBPROGRESSLISTENER(mInner)
00060   NS_FORWARD_SAFE_NSIWEBPROGRESSLISTENER2(mInner)
00061 
00062   NS_IMETHODIMP Init(nsIURI* aSource,
00063                      nsIURI* aTarget,
00064                      const nsAString& aDisplayName,
00065                      nsIMIMEInfo *aMIMEInfo,
00066                      PRTime aStartTime,
00067                      nsILocalFile* aTempFile,
00068                      nsICancelable* aCancelable) {
00069     nsresult rv;
00070     nsCOMPtr<nsIDownloadManager> dm = do_GetService("@mozilla.org/download-manager;1", &rv);
00071     if (NS_FAILED(rv))
00072       return rv;
00073     
00074     rv = dm->AddDownload(aSource, aTarget, aDisplayName, aMIMEInfo, aStartTime,
00075                          aTempFile, aCancelable, getter_AddRefs(mInner));
00076     if (NS_FAILED(rv))
00077       return rv;
00078 
00079     PRInt32 behavior;
00080     nsCOMPtr<nsIPrefBranch> branch = do_GetService("@mozilla.org/preferences-service;1", &rv);
00081     if (NS_SUCCEEDED(rv))
00082       rv = branch->GetIntPref(DOWNLOAD_MANAGER_BEHAVIOR_PREF, &behavior);
00083     if (NS_FAILED(rv))
00084       behavior = 0;
00085 
00086     if (behavior == 0)
00087       rv = dm->Open(nsnull, mInner);
00088     else if (behavior == 1)
00089       rv = dm->OpenProgressDialogFor(mInner, nsnull, PR_TRUE);
00090     return rv;
00091   }
00092 private:
00093   nsCOMPtr<nsIDownload> mInner;
00094 };
00095 
00096 NS_IMPL_ISUPPORTS3(nsDownloadProxy, nsITransfer,
00097                    nsIWebProgressListener, nsIWebProgressListener2)
00098 
00099 #endif