Source/core/dom/StyleTreeScopeTracker.cpp

/*
 * Copyright (C) 2013 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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#include "config.h"
#include "core/dom/StyleTreeScopeTracker.h"

#include "core/dom/Document.h"
#include "core/dom/StyleEngine.h" // FIXME: This dependency is unfortuante. Probably we should flatten this class again to StyleEngine.
#include "core/html/HTMLImport.h"

namespace WebCore {

StyleTreeScopeTracker::StyleTreeScopeTracker(Document& document)
    : m_document(document)
    , m_isDocumentMarked(true)
{
}

void StyleTreeScopeTracker::markDocument()
{
    m_isDocumentMarked = true;
    if (!HTMLImport::isMaster(&m_document))
        m_document.import()->master()->styleEngine()->markDocumentDirty();
}

void StyleTreeScopeTracker::mark(TreeScope& scope)
{
    if (scope == m_document) {
        markDocument();
        return;
    }

    m_set.add(&scope);
}

void StyleTreeScopeTracker::clear()
{
    m_set.clear();
    m_isDocumentMarked = false;
}

}