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/*
* Copyright (C) 2007 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.
* 3. Neither the name of Apple Computer, Inc. ("Apple") 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 APPLE 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 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 IconRecord_h
#define IconRecord_h
#include "PageURLRecord.h"
#include <wtf/RefCounted.h>
#include "SharedBuffer.h"
#include <wtf/HashSet.h>
#include <wtf/OwnPtr.h>
#include "PlatformString.h"
#include "StringHash.h"
namespace WebCore {
class IconDataSnapshot;
class Image;
class IntSize;
class SQLDatabase;
enum ImageDataStatus {
ImageDataStatusPresent, ImageDataStatusMissing, ImageDataStatusUnknown
};
class IconSnapshot {
public:
IconSnapshot() : timestamp(0) { }
IconSnapshot(const String& url, int stamp, SharedBuffer* theData)
: iconURL(url)
, timestamp(stamp)
, data(theData)
{ }
String iconURL;
int timestamp;
RefPtr<SharedBuffer> data;
};
class IconRecord : public RefCounted<IconRecord> {
friend class PageURLRecord;
public:
static PassRefPtr<IconRecord> create(const String& url)
{
return adoptRef(new IconRecord(url));
}
~IconRecord();
time_t getTimestamp() { return m_stamp; }
void setTimestamp(time_t stamp) { m_stamp = stamp; }
void setImageData(PassRefPtr<SharedBuffer> data);
Image* image(const IntSize&);
String iconURL() { return m_iconURL; }
void loadImageFromResource(const char*);
ImageDataStatus imageDataStatus();
const HashSet<String>& retainingPageURLs() { return m_retainingPageURLs; }
IconSnapshot snapshot(bool forDeletion = false) const;
private:
IconRecord(const String& url);
String m_iconURL;
time_t m_stamp;
RefPtr<Image> m_image;
HashSet<String> m_retainingPageURLs;
// This allows us to cache whether or not a SiteIcon has had its data set yet
// This helps the IconDatabase know if it has to set the data on a new object or not,
// and also to determine if the icon is missing data or if it just hasn't been brought
// in from the DB yet
bool m_dataSet;
// FIXME - Right now WebCore::Image doesn't have a very good API for accessing multiple representations
// Even the NSImage way of doing things that we do in WebKit isn't very clean... once we come up with a
// better way of handling that, we'll likely have a map of size-to-images similar to below
// typedef HashMap<IntSize, Image*> SizeImageMap;
// SizeImageMap m_images;
};
} //namespace WebCore
#endif
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