1 /*

     2  * Copyright (C) 2010 Google Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions are

     6  * met:

     7  *

     8  *     * Redistributions of source code must retain the above copyright

     9  * notice, this list of conditions and the following disclaimer.

    10  *     * Redistributions in binary form must reproduce the above

    11  * copyright notice, this list of conditions and the following disclaimer

    12  * in the documentation and/or other materials provided with the

    13  * distribution.

    14  *     * Neither the name of Google Inc. nor the names of its

    15  * contributors may be used to endorse or promote products derived from

    16  * this software without specific prior written permission.

    17  *

    18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

    19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

    20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

    21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

    22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

    24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

    25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

    26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    29  */

    30 

    31 #ifndef WebSerializedScriptValue_h

    32 #define WebSerializedScriptValue_h

    33 

    34 #include "WebCommon.h"

    35 #include "WebPrivatePtr.h"

    36 

    37 namespace WebCore { class SerializedScriptValue; }

    38 

    39 namespace WebKit {

    40 class WebString;

    41 

    42 class WebSerializedScriptValue {

    43 public:

    44     ~WebSerializedScriptValue() { reset(); }

    45 

    46     WebSerializedScriptValue() { }

    47     WebSerializedScriptValue(const WebSerializedScriptValue& d) { assign(d); }

    48     WebSerializedScriptValue& operator=(const WebSerializedScriptValue& d)

    49     {

    50         assign(d);

    51         return *this;

    52     }

    53 

    54     WEBKIT_API static WebSerializedScriptValue fromString(const WebString&);

    55 

    56     // Create a WebSerializedScriptValue that represents a serialization error.

    57     WEBKIT_API static WebSerializedScriptValue createInvalid();

    58 

    59     WEBKIT_API void reset();

    60     WEBKIT_API void assign(const WebSerializedScriptValue&);

    61 

    62     bool isNull() const { return m_private.isNull(); }

    63 

    64     // Returns a string representation of the WebSerializedScriptValue.

    65     WEBKIT_API WebString toString() const;

    66 

    67 #if WEBKIT_IMPLEMENTATION

    68     WebSerializedScriptValue(const WTF::PassRefPtr<WebCore::SerializedScriptValue>&);

    69     WebSerializedScriptValue& operator=(const WTF::PassRefPtr<WebCore::SerializedScriptValue>&);

    70     operator WTF::PassRefPtr<WebCore::SerializedScriptValue>() const;

    71 #endif

    72 

    73 private:

    74     WebPrivatePtr<WebCore::SerializedScriptValue> m_private;

    75 };

    76 

    77 } // namespace WebKit

    78 

    79 #endif