62 lines
2.0 KiB
C++
62 lines
2.0 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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/**
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* This is the popup listener implementation for popup menus and context menus.
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*/
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#ifndef nsXULPopupListener_h___
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#define nsXULPopupListener_h___
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#include "nsCOMPtr.h"
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#include "mozilla/dom/Element.h"
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#include "nsIDOMElement.h"
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#include "nsIDOMMouseEvent.h"
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#include "nsIDOMEventListener.h"
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#include "nsCycleCollectionParticipant.h"
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class nsXULPopupListener : public nsIDOMEventListener
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{
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public:
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// aElement is the element that the popup is attached to. If aIsContext is
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// false, the popup opens on left click on aElement or a descendant. If
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// aIsContext is true, the popup is a context menu which opens on a
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// context menu event.
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nsXULPopupListener(mozilla::dom::Element* aElement, bool aIsContext);
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// nsISupports
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SKIPPABLE_CLASS(nsXULPopupListener)
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NS_DECL_NSIDOMEVENTLISTENER
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protected:
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virtual ~nsXULPopupListener(void);
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// open the popup. aEvent is the event that triggered the popup such as
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// a mouse click and aTargetContent is the target of this event.
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virtual nsresult LaunchPopup(nsIDOMEvent* aEvent, nsIContent* aTargetContent);
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// close the popup when the listener goes away
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virtual void ClosePopup();
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private:
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#ifndef NS_CONTEXT_MENU_IS_MOUSEUP
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// When a context menu is opened, focus the target of the contextmenu event.
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nsresult FireFocusOnTargetContent(nsIDOMNode* aTargetNode, bool aIsTouch);
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#endif
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// |mElement| is the node to which this listener is attached.
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nsCOMPtr<mozilla::dom::Element> mElement;
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// The popup that is getting shown on top of mElement.
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nsCOMPtr<nsIContent> mPopupContent;
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// true if a context popup
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bool mIsContext;
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};
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#endif // nsXULPopupListener_h___
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