Source/WebKit2/UIProcess/Cocoa/DownloadClient.h

/*
 * Copyright (C) 2014 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. 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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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.
 */

#ifndef DownloadClient_h
#define DownloadClient_h

#import "WKFoundation.h"

#if WK_API_ENABLED

#import "APIDownloadClient.h"
#import "WeakObjCPtr.h"

@protocol _WKDownloadDelegate;

namespace WebCore {
class ResourceError;
class ResourceResponse;
}

namespace WebKit {
    
class DownloadClient final : public API::DownloadClient {
public:
    explicit DownloadClient(id <_WKDownloadDelegate>);
    
private:
    // From API::DownloadClient
    virtual void didStart(WebProcessPool*, DownloadProxy*);
    virtual void didReceiveResponse(WebProcessPool*, DownloadProxy*, const WebCore::ResourceResponse&);
    virtual void didReceiveData(WebProcessPool*, DownloadProxy*, uint64_t length);
    virtual String decideDestinationWithSuggestedFilename(WebProcessPool*, DownloadProxy*, const String& filename, bool& allowOverwriteParam);
    virtual void didFinish(WebProcessPool*, DownloadProxy*);
    virtual void didFail(WebProcessPool*, DownloadProxy*, const WebCore::ResourceError&);
    virtual void didCancel(WebProcessPool*, DownloadProxy*);

    WeakObjCPtr<id <_WKDownloadDelegate>> m_delegate;

    struct {
        bool downloadDidStart : 1;            
        bool downloadDidReceiveResponse : 1;
        bool downloadDidReceiveData : 1;
        bool downloadDecideDestinationWithSuggestedFilenameAllowOverwrite : 1;
        bool downloadDidFinish : 1;
        bool downloadDidFail : 1;
        bool downloadDidCancel : 1;
    } m_delegateMethods;
};

} // namespace WebKit

#endif

#endif // DownloadClient_h