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cef_download_handler.h
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120 lines (111 loc) · 4.48 KB
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// Copyright (c) 2012 Marshall A. Greenblatt. All rights reserved.
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following disclaimer
// in the documentation and/or other materials provided with the
// distribution.
// * Neither the name of Google Inc. nor the name Chromium Embedded
// Framework nor the names of its contributors may be used to endorse
// or promote products derived from this software without specific prior
// written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
//
// ---------------------------------------------------------------------------
//
// The contents of this file must follow a specific format in order to
// support the CEF translator tool. See the translator.README.txt file in the
// tools directory for more information.
//
#ifndef CEF_INCLUDE_CEF_DOWNLOAD_HANDLER_H_
#define CEF_INCLUDE_CEF_DOWNLOAD_HANDLER_H_
#pragma once
#include "include/cef_base.h"
#include "include/cef_browser.h"
#include "include/cef_download_item.h"
///
// Callback interface used to asynchronously continue a download.
///
/*--cef(source=library)--*/
class CefBeforeDownloadCallback : public virtual CefBaseRefCounted {
public:
///
// Call to continue the download. Set |download_path| to the full file path
// for the download including the file name or leave blank to use the
// suggested name and the default temp directory. Set |show_dialog| to true
// if you do wish to show the default "Save As" dialog.
///
/*--cef(capi_name=cont,optional_param=download_path)--*/
virtual void Continue(const CefString& download_path, bool show_dialog) = 0;
};
///
// Callback interface used to asynchronously cancel a download.
///
/*--cef(source=library)--*/
class CefDownloadItemCallback : public virtual CefBaseRefCounted {
public:
///
// Call to cancel the download.
///
/*--cef()--*/
virtual void Cancel() = 0;
///
// Call to pause the download.
///
/*--cef()--*/
virtual void Pause() = 0;
///
// Call to resume the download.
///
/*--cef()--*/
virtual void Resume() = 0;
};
///
// Class used to handle file downloads. The methods of this class will called
// on the browser process UI thread.
///
/*--cef(source=client)--*/
class CefDownloadHandler : public virtual CefBaseRefCounted {
public:
///
// Called before a download begins. |suggested_name| is the suggested name for
// the download file. By default the download will be canceled. Execute
// |callback| either asynchronously or in this method to continue the download
// if desired. Do not keep a reference to |download_item| outside of this
// method.
///
/*--cef()--*/
virtual void OnBeforeDownload(
CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDownloadItem> download_item,
const CefString& suggested_name,
CefRefPtr<CefBeforeDownloadCallback> callback) = 0;
///
// Called when a download's status or progress information has been updated.
// This may be called multiple times before and after OnBeforeDownload().
// Execute |callback| either asynchronously or in this method to cancel the
// download if desired. Do not keep a reference to |download_item| outside of
// this method.
///
/*--cef()--*/
virtual void OnDownloadUpdated(CefRefPtr<CefBrowser> browser,
CefRefPtr<CefDownloadItem> download_item,
CefRefPtr<CefDownloadItemCallback> callback) {}
};
#endif // CEF_INCLUDE_CEF_DOWNLOAD_HANDLER_H_