iconchromiumwin.cpp

linux下开源浏览器WebKit的源码,市面上的很多商用浏览器都是移植自WebKit

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 * this software without specific prior written permission.
 * 
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 */

#include "config.h"
#include "Icon.h"

#include <windows.h>
#include <shellapi.h>

#include "GraphicsContext.h"
#include "PlatformContextSkia.h"
#include "PlatformString.h"
#include "SkiaUtils.h"

namespace WebCore {

Icon::Icon(const PlatformIcon& icon)
    : m_icon(icon)
{
}

Icon::~Icon()
{
    if (m_icon)
        DestroyIcon(m_icon);
}

PassRefPtr<Icon> Icon::createIconForFile(const String& filename)
{
    SHFILEINFO sfi;
    memset(&sfi, 0, sizeof(sfi));

    String tmpFilename = filename;
    if (!SHGetFileInfo(tmpFilename.charactersWithNullTermination(), 0, &sfi, sizeof(sfi), SHGFI_ICON | SHGFI_SHELLICONSIZE | SHGFI_SMALLICON))
        return 0;

    return adoptRef(new Icon(sfi.hIcon));
}

PassRefPtr<Icon> Icon::createIconForFiles(const Vector<String>& filenames)
{
    // FIXME: support multiple files.
    // http://code.google.com/p/chromium/issues/detail?id=4092
    if (!filenames.size())
        return 0;

    return createIconForFile(filenames[0]);
}

void Icon::paint(GraphicsContext* context, const IntRect& rect)
{
    if (context->paintingDisabled())
        return;

    HDC hdc = context->platformContext()->canvas()->beginPlatformPaint();
    DrawIconEx(hdc, rect.x(), rect.y(), m_icon, rect.width(), rect.height(), 0, 0, DI_NORMAL);
    context->platformContext()->canvas()->endPlatformPaint();
}

} // namespace WebCore