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#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_HTML_CUSTOM_V0_CUSTOM_ELEMENT_CALLBACK_INVOCATION_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_HTML_CUSTOM_V0_CUSTOM_ELEMENT_CALLBACK_INVOCATION_H_

#include "base/macros.h"
#include "third_party/blink/renderer/core/html/custom/v0_custom_element_lifecycle_callbacks.h"
#include "third_party/blink/renderer/core/html/custom/v0_custom_element_processing_step.h"
#include "third_party/blink/renderer/platform/wtf/text/atomic_string.h"

namespace blink {

class V0CustomElementCallbackInvocation : public V0CustomElementProcessingStep {
 public:
  static V0CustomElementCallbackInvocation* CreateInvocation(
      V0CustomElementLifecycleCallbacks*,
      V0CustomElementLifecycleCallbacks::CallbackType);
  static V0CustomElementCallbackInvocation* CreateAttributeChangedInvocation(
      V0CustomElementLifecycleCallbacks*,
      const AtomicString& name,
      const AtomicString& old_value,
      const AtomicString& new_value);

 protected:
  V0CustomElementCallbackInvocation(
      V0CustomElementLifecycleCallbacks* callbacks)
      : callbacks_(callbacks) {}

  V0CustomElementLifecycleCallbacks* Callbacks() { return callbacks_.Get(); }

  void Trace(blink::Visitor*) override;

 private:
  Member<V0CustomElementLifecycleCallbacks> callbacks_;

  DISALLOW_COPY_AND_ASSIGN(V0CustomElementCallbackInvocation);
};

}  // namespace blink

#endif  // THIRD_PARTY_BLINK_RENDERER_CORE_HTML_CUSTOM_V0_CUSTOM_ELEMENT_CALLBACK_INVOCATION_H_