mirror of
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111 lines
3.6 KiB
C++
111 lines
3.6 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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#include "base/basictypes.h"
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#include "ipc/IPCMessageUtils.h"
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#include "mozilla/dom/DOMRect.h"
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#include "mozilla/dom/ScrollAreaEvent.h"
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#include "mozilla/ContentEvents.h"
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namespace mozilla {
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namespace dom {
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ScrollAreaEvent::ScrollAreaEvent(EventTarget* aOwner,
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nsPresContext* aPresContext,
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InternalScrollAreaEvent* aEvent)
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: UIEvent(aOwner, aPresContext, aEvent)
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, mClientArea(new DOMRect(nullptr))
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{
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mClientArea->SetLayoutRect(aEvent ? aEvent->mArea : nsRect());
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}
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NS_IMPL_ADDREF_INHERITED(ScrollAreaEvent, UIEvent)
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NS_IMPL_RELEASE_INHERITED(ScrollAreaEvent, UIEvent)
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NS_INTERFACE_MAP_BEGIN(ScrollAreaEvent)
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NS_INTERFACE_MAP_ENTRY(nsIDOMScrollAreaEvent)
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NS_INTERFACE_MAP_END_INHERITING(UIEvent)
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#define FORWARD_GETTER(_name) \
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NS_IMETHODIMP \
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ScrollAreaEvent::Get ## _name(float* aResult) \
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{ \
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*aResult = _name(); \
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return NS_OK; \
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}
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FORWARD_GETTER(X)
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FORWARD_GETTER(Y)
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FORWARD_GETTER(Width)
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FORWARD_GETTER(Height)
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NS_IMETHODIMP
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ScrollAreaEvent::InitScrollAreaEvent(const nsAString& aEventType,
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bool aCanBubble,
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bool aCancelable,
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nsIDOMWindow* aView,
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int32_t aDetail,
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float aX,
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float aY,
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float aWidth,
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float aHeight)
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{
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nsresult rv =
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UIEvent::InitUIEvent(aEventType, aCanBubble, aCancelable, aView, aDetail);
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NS_ENSURE_SUCCESS(rv, rv);
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mClientArea->SetRect(aX, aY, aWidth, aHeight);
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return NS_OK;
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}
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NS_IMETHODIMP_(void)
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ScrollAreaEvent::Serialize(IPC::Message* aMsg,
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bool aSerializeInterfaceType)
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{
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if (aSerializeInterfaceType) {
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IPC::WriteParam(aMsg, NS_LITERAL_STRING("scrollareaevent"));
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}
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Event::Serialize(aMsg, false);
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IPC::WriteParam(aMsg, X());
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IPC::WriteParam(aMsg, Y());
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IPC::WriteParam(aMsg, Width());
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IPC::WriteParam(aMsg, Height());
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}
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NS_IMETHODIMP_(bool)
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ScrollAreaEvent::Deserialize(const IPC::Message* aMsg, void** aIter)
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{
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NS_ENSURE_TRUE(Event::Deserialize(aMsg, aIter), false);
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float x, y, width, height;
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NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &x), false);
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NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &y), false);
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NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &width), false);
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NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &height), false);
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mClientArea->SetRect(x, y, width, height);
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return true;
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}
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} // namespace dom
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} // namespace mozilla
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using namespace mozilla;
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using namespace mozilla::dom;
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nsresult
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NS_NewDOMScrollAreaEvent(nsIDOMEvent** aInstancePtrResult,
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EventTarget* aOwner,
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nsPresContext* aPresContext,
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InternalScrollAreaEvent* aEvent)
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{
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ScrollAreaEvent* ev = new ScrollAreaEvent(aOwner, aPresContext, aEvent);
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return CallQueryInterface(ev, aInstancePtrResult);
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}
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