gecko-dev/widget/android/nsFilePicker.cpp

136 строки
4.3 KiB
C++

/* -*- Mode: c++; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* ***** 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 Mozilla Android code.
*
* The Initial Developer of the Original Code is Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2010
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Brad Lassey <blassey@mozilla.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 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 "nsFilePicker.h"
#include "AndroidBridge.h"
#include "nsNetUtil.h"
#include "nsIURI.h"
NS_IMPL_ISUPPORTS1(nsFilePicker, nsIFilePicker)
NS_IMETHODIMP nsFilePicker::Init(nsIDOMWindow *parent, const nsAString& title,
PRInt16 mode)
{
return (mode == nsIFilePicker::modeOpen ||
mode == nsIFilePicker::modeOpenMultiple)
? NS_OK
: NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsFilePicker::AppendFilter(const nsAString& /*title*/,
const nsAString& filter)
{
if (!mFilters.IsEmpty())
mFilters.AppendLiteral(", ");
mFilters.Append(filter);
return NS_OK;
}
NS_IMETHODIMP nsFilePicker::GetDefaultString(nsAString & aDefaultString)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsFilePicker::SetDefaultString(const nsAString & aDefaultString)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsFilePicker::GetDefaultExtension(nsAString & aDefaultExtension)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsFilePicker::SetDefaultExtension(const nsAString & aDefaultExtension)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsFilePicker::GetDisplayDirectory(nsILocalFile **aDisplayDirectory)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsFilePicker::SetDisplayDirectory(nsILocalFile *aDisplayDirectory)
{
return NS_ERROR_NOT_IMPLEMENTED;
}
NS_IMETHODIMP nsFilePicker::GetFile(nsILocalFile **aFile)
{
NS_ENSURE_ARG_POINTER(aFile);
*aFile = nsnull;
if (mFilePath.IsEmpty()) {
return NS_OK;
}
nsCOMPtr<nsILocalFile> file(do_CreateInstance("@mozilla.org/file/local;1"));
NS_ENSURE_TRUE(file, NS_ERROR_FAILURE);
file->InitWithPath(mFilePath);
NS_ADDREF(*aFile = file);
nsCString path;
(*aFile)->GetNativePath(path);
return NS_OK;
}
NS_IMETHODIMP nsFilePicker::GetFileURL(nsIURI **aFileURL)
{
nsCOMPtr<nsILocalFile> file;
GetFile(getter_AddRefs(file));
nsCOMPtr<nsIURI> uri;
NS_NewFileURI(getter_AddRefs(uri), file);
NS_ENSURE_TRUE(uri, NS_ERROR_FAILURE);
return CallQueryInterface(uri, aFileURL);
}
NS_IMETHODIMP nsFilePicker::Show(PRInt16 *_retval NS_OUTPARAM)
{
if (!mozilla::AndroidBridge::Bridge())
return NS_ERROR_NOT_IMPLEMENTED;
nsAutoString filePath;
mozilla::AndroidBridge::Bridge()->ShowFilePicker(filePath, mFilters);
*_retval = EmptyString().Equals(filePath) ?
nsIFilePicker::returnCancel : nsIFilePicker::returnOK;
if (*_retval == nsIFilePicker::returnOK)
mFilePath.Assign(filePath);
return NS_OK;
}