root/Source/core/dom/custom/CustomElementMicrotaskImportStep.h

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#ifndef CustomElementMicrotaskImportStep_h
#define CustomElementMicrotaskImportStep_h

#include "core/dom/custom/CustomElementMicrotaskQueue.h"
#include "core/dom/custom/CustomElementMicrotaskStep.h"
#include "wtf/Noncopyable.h"
#include "wtf/PassOwnPtr.h"

namespace WebCore {

// Processes the Custom Elements in an HTML Import. This is a
// composite step which processes the Custom Elements created by
// parsing the import, and its sub-imports.
//
// This step blocks further Custom Element microtask processing if its
// import isn't "ready" (finished parsing and running script.)
class CustomElementMicrotaskImportStep : public CustomElementMicrotaskStep {
    WTF_MAKE_NONCOPYABLE(CustomElementMicrotaskImportStep);
public:
    static PassOwnPtr<CustomElementMicrotaskImportStep> create();
    virtual ~CustomElementMicrotaskImportStep() { }

    // API for CustomElementScheduler
    void enqueue(PassOwnPtr<CustomElementMicrotaskStep>);

    // API for HTML Imports
    void importDidFinish();

private:
    CustomElementMicrotaskImportStep() : m_importFinished(false) { }

    // CustomElementMicrotaskStep
    virtual Result process() OVERRIDE FINAL;

    bool m_importFinished;
    CustomElementMicrotaskQueue m_queue;
};

}

#endif // CustomElementMicrotaskImportStep_h

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