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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef THIRD_PARTY_BLINK_RENDERER_MODULES_MEDIA_CONTROLS_ELEMENTS_MEDIA_CONTROL_POPUP_MENU_ELEMENT_H_
#define THIRD_PARTY_BLINK_RENDERER_MODULES_MEDIA_CONTROLS_ELEMENTS_MEDIA_CONTROL_POPUP_MENU_ELEMENT_H_
#include "third_party/blink/renderer/modules/media_controls/elements/media_control_div_element.h"
namespace blink {
class MediaControlsImpl;
class MediaControlPopupMenuElement : public MediaControlDivElement {
public:
~MediaControlPopupMenuElement() override;
void SetIsWanted(bool) override;
// Callback run when an item is selected from the popup menu.
virtual void OnItemSelected();
// Node override.
void DefaultEventHandler(Event&) override;
bool KeepEventInNode(const Event&) const override;
void RemovedFrom(ContainerNode&) override;
void Trace(Visitor*) override;
// When clicking the scroll bar, chrome will find its first focusable parent
// and focus on it. In order to prevent popup menu from losing focus (which
// will close the menu), we are setting the popup menu support focus and mouse
// focusable.
bool IsMouseFocusable() const override { return true; }
bool SupportsFocus() const override { return true; }
protected:
MediaControlPopupMenuElement(MediaControlsImpl&);
void SetPosition();
private:
class EventListener;
Element* PopupAnchor() const;
void HideIfNotFocused();
bool FocusListItemIfDisplayed(Node* node);
void SelectFirstItem();
// Actions called by the EventListener object when specific evenst are
// received.
void SelectNextItem();
void SelectPreviousitem();
void CloseFromKeyboard();
Member<EventListener> event_listener_;
Member<Element> last_focused_element_;
};
} // namespace blink
#endif // THIRD_PARTY_BLINK_RENDERER_MODULES_MEDIA_CONTROLS_ELEMENTS_MEDIA_CONTROL_POPUP_MENU_ELEMENT_H_
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