зеркало из https://github.com/mozilla/gecko-dev.git
100 строки
2.6 KiB
C++
100 строки
2.6 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 nsAtom;
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class nsXBLPrototypeHandler;
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namespace mozilla {
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struct IgnoreModifierState;
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namespace dom {
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class Event;
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class KeyboardEvent;
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} // namespace dom
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} // namespace mozilla
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class nsXBLEventHandler : public nsIDOMEventListener {
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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(mozilla::dom::Event* aEvent) { return true; }
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};
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class nsXBLMouseEventHandler : public nsXBLEventHandler {
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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(mozilla::dom::Event* aEvent) override;
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};
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class nsXBLKeyEventHandler : public nsIDOMEventListener {
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typedef mozilla::IgnoreModifierState IgnoreModifierState;
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public:
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nsXBLKeyEventHandler(nsAtom* 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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mProtoHandlers.AppendElement(aProtoHandler);
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}
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bool Matches(nsAtom* aEventType, uint8_t aPhase, uint8_t aType) const {
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return (mEventType == aEventType && mPhase == aPhase && mType == aType);
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}
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void GetEventName(nsAString& aString) const { mEventType->ToString(aString); }
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uint8_t GetPhase() const { return mPhase; }
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uint8_t GetType() const { return mType; }
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void SetIsBoundToChrome(bool aIsBoundToChrome) {
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mIsBoundToChrome = aIsBoundToChrome;
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}
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private:
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nsXBLKeyEventHandler();
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virtual ~nsXBLKeyEventHandler();
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MOZ_CAN_RUN_SCRIPT
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bool ExecuteMatchedHandlers(mozilla::dom::KeyboardEvent* aEvent,
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uint32_t aCharCode,
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const IgnoreModifierState& aIgnoreModifierState);
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nsTArray<nsXBLPrototypeHandler*> mProtoHandlers;
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RefPtr<nsAtom> 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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};
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already_AddRefed<nsXBLEventHandler> NS_NewXBLEventHandler(
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nsXBLPrototypeHandler* aHandler, nsAtom* aEventType);
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#endif
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