Source/core/html/imports/HTMLImportsController.h

/*
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#ifndef HTMLImportsController_h
#define HTMLImportsController_h

#include "core/dom/DocumentSupplementable.h"
#include "core/fetch/RawResource.h"
#include "core/html/LinkResource.h"
#include "core/html/imports/HTMLImport.h"
#include "platform/Supplementable.h"
#include "platform/Timer.h"
#include "wtf/FastAllocBase.h"
#include "wtf/PassOwnPtr.h"
#include "wtf/Vector.h"

namespace WebCore {

class FetchRequest;
class ExecutionContext;
class ResourceFetcher;
class HTMLImportChild;
class HTMLImportChildClient;
class HTMLImportLoader;
class HTMLImportTreeRoot;

class HTMLImportsController FINAL : public NoBaseWillBeGarbageCollectedFinalized<HTMLImportsController>, public DocumentSupplement {
    WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(HTMLImportsController);
    WTF_MAKE_FAST_ALLOCATED_WILL_BE_REMOVED;
public:
    static const char* supplementName();
    static void provideTo(Document&);
    static void removeFrom(Document&);

    explicit HTMLImportsController(Document&);
    virtual ~HTMLImportsController();

    HTMLImportTreeRoot* root() const { return m_root.get(); }

    bool shouldBlockScriptExecution(const Document&) const;
    HTMLImportChild* load(HTMLImport* parent, HTMLImportChildClient*, FetchRequest);

    Document* master() const;

    HTMLImportLoader* createLoader();

    size_t loaderCount() const { return m_loaders.size(); }
    HTMLImportLoader* loaderAt(size_t i) const { return m_loaders[i].get(); }
    Document* loaderDocumentAt(size_t) const;
    HTMLImportLoader* loaderFor(const Document&) const;

    virtual void trace(Visitor*);

private:
    HTMLImportChild* createChild(const KURL&, HTMLImportLoader*, HTMLImport* parent, HTMLImportChildClient*);

    OwnPtrWillBeMember<HTMLImportTreeRoot> m_root;
    typedef WillBeHeapVector<OwnPtrWillBeMember<HTMLImportLoader> > LoaderList;
    LoaderList m_loaders;
};

} // namespace WebCore

#endif // HTMLImportsController_h