C++程序  |  68行  |  2.37 KB

/*
 * Copyright (C) 2008 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. ``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
 * 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 PositionError_h
#define PositionError_h

#include "PlatformString.h"
#include <wtf/PassRefPtr.h>
#include <wtf/RefCounted.h>

namespace WebCore {
    
class PositionError : public RefCounted<PositionError> {
public:
    enum ErrorCode {
        PERMISSION_DENIED = 1,
        POSITION_UNAVAILABLE = 2,
        TIMEOUT = 3
    };
    
    static PassRefPtr<PositionError> create(ErrorCode code, const String& message) { return adoptRef(new PositionError(code, message)); }

    ErrorCode code() const { return m_code; }
    const String& message() const { return m_message; }
    void setIsFatal(bool isFatal) { m_isFatal = isFatal; }
    bool isFatal() const { return m_isFatal; }
    
private:
    PositionError(ErrorCode code, const String& message) 
        : m_code(code)
        , m_message(message)
        , m_isFatal(false)
    {
    }
    
    ErrorCode m_code;
    String m_message;
    // Whether the error is fatal, such that no request can ever obtain a good
    // position fix in the future.
    bool m_isFatal;
};
    
} // namespace WebCore

#endif // PositionError_h