RetroZilla/uriloader/exthandler/win/nsMIMEInfoWin.cpp

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2015-10-21 05:03:22 +02:00
/* -*- Mode: C++; tab-width: 3; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* ***** 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
* http://www.mozilla.org/MPL/
*
* 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):
* Scott MacGregor <mscott@netscape.com>
* Christian Biesinger <cbiesinger@web.de>
*
* 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 ***** */
#include "nsArrayEnumerator.h"
#include "nsCOMArray.h"
#include "nsILocalFile.h"
#include "nsIVariant.h"
#include "nsMIMEInfoWin.h"
#include "nsNetUtil.h"
NS_IMPL_ISUPPORTS_INHERITED1(nsMIMEInfoWin, nsMIMEInfoBase, nsIPropertyBag)
nsMIMEInfoWin::~nsMIMEInfoWin()
{
}
nsresult
nsMIMEInfoWin::LaunchDefaultWithFile(nsIFile* aFile)
{
// Launch the file, unless it is an executable.
nsCOMPtr<nsILocalFile> local(do_QueryInterface(aFile));
if (!local)
return NS_ERROR_FAILURE;
PRBool executable = PR_TRUE;
local->IsExecutable(&executable);
if (executable)
return NS_ERROR_FAILURE;
return local->Launch();
}
NS_IMETHODIMP
nsMIMEInfoWin::GetHasDefaultHandler(PRBool * _retval)
{
// We have a default application if we have a description
// We can ShellExecute anything; however, callers are probably interested if
// there is really an application associated with this type of file
*_retval = !mDefaultAppDescription.IsEmpty();
return NS_OK;
}
NS_IMETHODIMP
nsMIMEInfoWin::GetEnumerator(nsISimpleEnumerator* *_retval)
{
nsCOMArray<nsIVariant> properties;
nsCOMPtr<nsIVariant> variant;
GetProperty(NS_LITERAL_STRING("defaultApplicationIconURL"), getter_AddRefs(variant));
if (variant)
properties.AppendObject(variant);
GetProperty(NS_LITERAL_STRING("customApplicationIconURL"), getter_AddRefs(variant));
if (variant)
properties.AppendObject(variant);
return NS_NewArrayEnumerator(_retval, properties);
}
static nsresult GetIconURLVariant(nsIFile* aApplication, nsIVariant* *_retval)
{
nsresult rv = CallCreateInstance("@mozilla.org/variant;1", _retval);
if (NS_FAILED(rv))
return rv;
nsCAutoString fileURLSpec;
NS_GetURLSpecFromFile(aApplication, fileURLSpec);
nsCAutoString iconURLSpec; iconURLSpec.AssignLiteral("moz-icon://");
iconURLSpec += fileURLSpec;
nsCOMPtr<nsIWritableVariant> writable(do_QueryInterface(*_retval));
writable->SetAsAUTF8String(iconURLSpec);
return NS_OK;
}
NS_IMETHODIMP
nsMIMEInfoWin::GetProperty(const nsAString& aName, nsIVariant* *_retval)
{
nsresult rv = NS_ERROR_FAILURE;
if (mDefaultApplication && aName.EqualsLiteral(PROPERTY_DEFAULT_APP_ICON_URL))
rv = GetIconURLVariant(mDefaultApplication, _retval);
else if (mPreferredApplication && aName.EqualsLiteral(PROPERTY_CUSTOM_APP_ICON_URL))
rv = GetIconURLVariant(mPreferredApplication, _retval);
return rv;
}