gecko-dev/toolkit/components/downloads/nsDownloadProxy.h

155 lines
5.5 KiB
C++

/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef downloadproxy___h___
#define downloadproxy___h___
#include "nsIDownloadManager.h"
#include "nsIPrefBranch.h"
#include "nsIPrefService.h"
#include "nsIMIMEInfo.h"
#include "nsIFileURL.h"
#include "nsIDownloadManagerUI.h"
#define PREF_BDM_SHOWWHENSTARTING "browser.download.manager.showWhenStarting"
#define PREF_BDM_FOCUSWHENSTARTING "browser.download.manager.focusWhenStarting"
class nsDownloadProxy : public nsITransfer
{
public:
nsDownloadProxy() { }
virtual ~nsDownloadProxy() { }
NS_DECL_ISUPPORTS
NS_IMETHODIMP Init(nsIURI* aSource,
nsIURI* aTarget,
const nsAString& aDisplayName,
nsIMIMEInfo *aMIMEInfo,
PRTime aStartTime,
nsIFile* aTempFile,
nsICancelable* aCancelable) {
nsresult rv;
nsCOMPtr<nsIDownloadManager> dm = do_GetService("@mozilla.org/download-manager;1", &rv);
NS_ENSURE_SUCCESS(rv, rv);
rv = dm->AddDownload(nsIDownloadManager::DOWNLOAD_TYPE_DOWNLOAD, aSource,
aTarget, aDisplayName, aMIMEInfo, aStartTime,
aTempFile, aCancelable, getter_AddRefs(mInner));
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIPrefService> prefs = do_GetService("@mozilla.org/preferences-service;1", &rv);
NS_ENSURE_SUCCESS(rv, rv);
nsCOMPtr<nsIPrefBranch> branch = do_QueryInterface(prefs);
bool showDM = true;
if (branch)
branch->GetBoolPref(PREF_BDM_SHOWWHENSTARTING, &showDM);
if (showDM) {
PRUint32 id;
mInner->GetId(&id);
nsCOMPtr<nsIDownloadManagerUI> dmui =
do_GetService("@mozilla.org/download-manager-ui;1", &rv);
NS_ENSURE_SUCCESS(rv, rv);
bool visible;
rv = dmui->GetVisible(&visible);
NS_ENSURE_SUCCESS(rv, rv);
bool focusWhenStarting = true;
if (branch)
(void)branch->GetBoolPref(PREF_BDM_FOCUSWHENSTARTING, &focusWhenStarting);
if (visible && !focusWhenStarting)
return NS_OK;
return dmui->Show(nsnull, id, nsIDownloadManagerUI::REASON_NEW_DOWNLOAD);
}
return rv;
}
NS_IMETHODIMP OnStateChange(nsIWebProgress* aWebProgress,
nsIRequest* aRequest, PRUint32 aStateFlags,
PRUint32 aStatus)
{
NS_ENSURE_TRUE(mInner, NS_ERROR_NOT_INITIALIZED);
return mInner->OnStateChange(aWebProgress, aRequest, aStateFlags, aStatus);
}
NS_IMETHODIMP OnStatusChange(nsIWebProgress *aWebProgress,
nsIRequest *aRequest, nsresult aStatus,
const PRUnichar *aMessage)
{
NS_ENSURE_TRUE(mInner, NS_ERROR_NOT_INITIALIZED);
return mInner->OnStatusChange(aWebProgress, aRequest, aStatus, aMessage);
}
NS_IMETHODIMP OnLocationChange(nsIWebProgress *aWebProgress,
nsIRequest *aRequest, nsIURI *aLocation,
PRUint32 aFlags)
{
NS_ENSURE_TRUE(mInner, NS_ERROR_NOT_INITIALIZED);
return mInner->OnLocationChange(aWebProgress, aRequest, aLocation, aFlags);
}
NS_IMETHODIMP OnProgressChange(nsIWebProgress *aWebProgress,
nsIRequest *aRequest,
PRInt32 aCurSelfProgress,
PRInt32 aMaxSelfProgress,
PRInt32 aCurTotalProgress,
PRInt32 aMaxTotalProgress)
{
NS_ENSURE_TRUE(mInner, NS_ERROR_NOT_INITIALIZED);
return mInner->OnProgressChange(aWebProgress, aRequest,
aCurSelfProgress,
aMaxSelfProgress,
aCurTotalProgress,
aMaxTotalProgress);
}
NS_IMETHODIMP OnProgressChange64(nsIWebProgress *aWebProgress,
nsIRequest *aRequest,
PRInt64 aCurSelfProgress,
PRInt64 aMaxSelfProgress,
PRInt64 aCurTotalProgress,
PRInt64 aMaxTotalProgress)
{
NS_ENSURE_TRUE(mInner, NS_ERROR_NOT_INITIALIZED);
return mInner->OnProgressChange64(aWebProgress, aRequest,
aCurSelfProgress,
aMaxSelfProgress,
aCurTotalProgress,
aMaxTotalProgress);
}
NS_IMETHODIMP OnRefreshAttempted(nsIWebProgress *aWebProgress,
nsIURI *aUri,
PRInt32 aDelay,
bool aSameUri,
bool *allowRefresh)
{
*allowRefresh = true;
return NS_OK;
}
NS_IMETHODIMP OnSecurityChange(nsIWebProgress *aWebProgress,
nsIRequest *aRequest, PRUint32 aState)
{
NS_ENSURE_TRUE(mInner, NS_ERROR_NOT_INITIALIZED);
return mInner->OnSecurityChange(aWebProgress, aRequest, aState);
}
private:
nsCOMPtr<nsIDownload> mInner;
};
NS_IMPL_ISUPPORTS3(nsDownloadProxy, nsITransfer,
nsIWebProgressListener, nsIWebProgressListener2)
#endif