зеркало из https://github.com/mozilla/gecko-dev.git
120 строки
2.7 KiB
C++
120 строки
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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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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#ifndef nsXBLEventHandler_h__
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#define nsXBLEventHandler_h__
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#include "mozilla/Attributes.h"
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#include "nsCOMPtr.h"
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#include "nsIDOMEventListener.h"
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#include "nsTArray.h"
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class nsIAtom;
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class nsIDOMKeyEvent;
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class nsXBLPrototypeHandler;
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namespace mozilla {
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struct IgnoreModifierState;
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} // namespace mozilla
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class nsXBLEventHandler : public nsIDOMEventListener
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{
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public:
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explicit nsXBLEventHandler(nsXBLPrototypeHandler* aHandler);
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOMEVENTLISTENER
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protected:
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virtual ~nsXBLEventHandler();
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nsXBLPrototypeHandler* mProtoHandler;
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private:
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nsXBLEventHandler();
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virtual bool EventMatched(nsIDOMEvent* aEvent)
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{
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return true;
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}
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};
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class nsXBLMouseEventHandler : public nsXBLEventHandler
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{
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public:
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explicit nsXBLMouseEventHandler(nsXBLPrototypeHandler* aHandler);
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virtual ~nsXBLMouseEventHandler();
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private:
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bool EventMatched(nsIDOMEvent* aEvent) override;
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};
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class nsXBLKeyEventHandler : public nsIDOMEventListener
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{
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typedef mozilla::IgnoreModifierState IgnoreModifierState;
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public:
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nsXBLKeyEventHandler(nsIAtom* aEventType, uint8_t aPhase, uint8_t aType);
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOMEVENTLISTENER
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void AddProtoHandler(nsXBLPrototypeHandler* aProtoHandler)
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{
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mProtoHandlers.AppendElement(aProtoHandler);
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}
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bool Matches(nsIAtom* aEventType, uint8_t aPhase, uint8_t aType) const
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{
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return (mEventType == aEventType && mPhase == aPhase && mType == aType);
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}
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void GetEventName(nsAString& aString) const
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{
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mEventType->ToString(aString);
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}
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uint8_t GetPhase() const
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{
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return mPhase;
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}
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uint8_t GetType() const
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{
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return mType;
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}
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void SetIsBoundToChrome(bool aIsBoundToChrome)
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{
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mIsBoundToChrome = aIsBoundToChrome;
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}
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void SetUsingContentXBLScope(bool aUsingContentXBLScope)
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{
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mUsingContentXBLScope = aUsingContentXBLScope;
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}
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private:
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nsXBLKeyEventHandler();
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virtual ~nsXBLKeyEventHandler();
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bool ExecuteMatchedHandlers(nsIDOMKeyEvent* aEvent, uint32_t aCharCode,
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const IgnoreModifierState& aIgnoreModifierState);
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nsTArray<nsXBLPrototypeHandler*> mProtoHandlers;
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RefPtr<nsIAtom> mEventType;
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uint8_t mPhase;
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uint8_t mType;
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bool mIsBoundToChrome;
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bool mUsingContentXBLScope;
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};
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already_AddRefed<nsXBLEventHandler>
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NS_NewXBLEventHandler(nsXBLPrototypeHandler* aHandler,
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nsIAtom* aEventType);
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#endif
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