1 /*

     2  * Copyright 2009, The Android Open Source Project

     3  *

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

     5  * modification, are permitted provided that the following conditions

     6  * are met:

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

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

     9  *  * Redistributions in binary form must reproduce the above copyright

    10  *    notice, this list of conditions and the following disclaimer in the

    11  *    documentation and/or other materials provided with the distribution.

    12  *

    13  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY

    14  * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

    15  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

    16  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR

    17  * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

    18  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

    19  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

    20  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

    21  * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

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

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

    24  */

    25 

    26 #ifndef AndroidWebHistoryBridge_h

    27 #define AndroidWebHistoryBridge_h

    28 

    29 #include <wtf/RefCounted.h>

    30 

    31 namespace WebCore {

    32 

    33 class HistoryItem;

    34 

    35 class AndroidWebHistoryBridge : public RefCounted<AndroidWebHistoryBridge> {

    36 public:

    37     AndroidWebHistoryBridge(HistoryItem* item)

    38         : m_scale(100)

    39         , m_screenWidthScale(100)

    40         , m_active(false)

    41         , m_historyItem(item) { }

    42     virtual ~AndroidWebHistoryBridge() { }

    43     virtual void updateHistoryItem(HistoryItem* item) = 0;

    44 

    45     void setScale(int s) { m_scale = s; }

    46     void setScreenWidthScale(int s) { m_screenWidthScale = s; }

    47     int scale() const { return m_scale; }

    48     int screenWidthScale() const { return m_screenWidthScale; }

    49     void detachHistoryItem() { m_historyItem = 0; }

    50     HistoryItem* historyItem() const { return m_historyItem; }

    51     void setActive() { m_active = true; }

    52 

    53 protected:

    54     int m_scale;

    55     int m_screenWidthScale;

    56     bool m_active;

    57     HistoryItem* m_historyItem;

    58 };

    59 

    60 } // namespace WebCore

    61 

    62 #endif // AndroidWebHistoryBridge_h