third_party/blink/renderer/core/html/forms/picker_indicator_element.h

/*
 * Copyright (C) 2012 Google Inc. All rights reserved.
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 * modification, are permitted provided that the following conditions are
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 * copyright notice, this list of conditions and the following disclaimer
 * in the documentation and/or other materials provided with the
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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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#ifndef THIRD_PARTY_BLINK_RENDERER_CORE_HTML_FORMS_PICKER_INDICATOR_ELEMENT_H_
#define THIRD_PARTY_BLINK_RENDERER_CORE_HTML_FORMS_PICKER_INDICATOR_ELEMENT_H_

#include "third_party/blink/renderer/core/html/forms/date_time_chooser.h"
#include "third_party/blink/renderer/core/html/forms/date_time_chooser_client.h"
#include "third_party/blink/renderer/core/html/html_div_element.h"

namespace blink {

class HTMLInputElement;

class PickerIndicatorElement final : public HTMLDivElement,
                                     public DateTimeChooserClient {
  USING_GARBAGE_COLLECTED_MIXIN(PickerIndicatorElement);

 public:
  // PickerIndicatorOwner implementer must call removePickerIndicatorOwner when
  // it doesn't handle event, e.g. at destruction.
  class PickerIndicatorOwner : public GarbageCollectedMixin {
   public:
    virtual ~PickerIndicatorOwner() = default;
    virtual bool IsPickerIndicatorOwnerDisabledOrReadOnly() const = 0;
    // FIXME: Remove. Deprecated in favor of double version.
    virtual void PickerIndicatorChooseValue(const String&) = 0;
    virtual void PickerIndicatorChooseValue(double) = 0;
    virtual Element& PickerOwnerElement() const = 0;
    virtual bool SetupDateTimeChooserParameters(DateTimeChooserParameters&) = 0;
  };

  static PickerIndicatorElement* Create(Document&, PickerIndicatorOwner&);

  PickerIndicatorElement(Document&, PickerIndicatorOwner&);
  ~PickerIndicatorElement() override;
  void Trace(blink::Visitor*) override;

  void OpenPopup();
  void ClosePopup();
  bool WillRespondToMouseClickEvents() override;
  void RemovePickerIndicatorOwner() { picker_indicator_owner_ = nullptr; }
  AXObject* PopupRootAXObject() const;

  // DateTimeChooserClient implementation.
  Element& OwnerElement() const override;
  void DidChooseValue(const String&) override;
  void DidChooseValue(double) override;
  void DidEndChooser() override;

 private:
  LayoutObject* CreateLayoutObject(const ComputedStyle&) override;
  void DefaultEventHandler(Event&) override;
  void DetachLayoutTree(const AttachContext& = AttachContext()) override;
  bool IsPickerIndicatorElement() const override;
  InsertionNotificationRequest InsertedInto(ContainerNode&) override;
  void DidNotifySubtreeInsertionsToDocument() override;

  HTMLInputElement* HostInput();

  Member<PickerIndicatorOwner> picker_indicator_owner_;
  Member<DateTimeChooser> chooser_;
};

DEFINE_TYPE_CASTS(PickerIndicatorElement,
                  Element,
                  element,
                  element->IsPickerIndicatorElement(),
                  element.IsPickerIndicatorElement());

}  // namespace blink
#endif