michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "base/basictypes.h"
michael@0: #include "ipc/IPCMessageUtils.h"
michael@0: #include "mozilla/dom/DOMRect.h"
michael@0: #include "mozilla/dom/ScrollAreaEvent.h"
michael@0: #include "mozilla/ContentEvents.h"
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace dom {
michael@0: 
michael@0: ScrollAreaEvent::ScrollAreaEvent(EventTarget* aOwner,
michael@0:                                  nsPresContext* aPresContext,
michael@0:                                  InternalScrollAreaEvent* aEvent)
michael@0:   : UIEvent(aOwner, aPresContext, aEvent)
michael@0:   , mClientArea(nullptr)
michael@0: {
michael@0:   mClientArea.SetLayoutRect(aEvent ? aEvent->mArea : nsRect());
michael@0: }
michael@0: 
michael@0: NS_IMPL_ADDREF_INHERITED(ScrollAreaEvent, UIEvent)
michael@0: NS_IMPL_RELEASE_INHERITED(ScrollAreaEvent, UIEvent)
michael@0: 
michael@0: NS_INTERFACE_MAP_BEGIN(ScrollAreaEvent)
michael@0:   NS_INTERFACE_MAP_ENTRY(nsIDOMScrollAreaEvent)
michael@0: NS_INTERFACE_MAP_END_INHERITING(UIEvent)
michael@0: 
michael@0: 
michael@0: #define FORWARD_GETTER(_name)                                                  \
michael@0:   NS_IMETHODIMP                                                                \
michael@0:   ScrollAreaEvent::Get ## _name(float* aResult)                                \
michael@0:   {                                                                            \
michael@0:     *aResult = _name();                                                        \
michael@0:     return NS_OK;                                                              \
michael@0:   }
michael@0: 
michael@0: FORWARD_GETTER(X)
michael@0: FORWARD_GETTER(Y)
michael@0: FORWARD_GETTER(Width)
michael@0: FORWARD_GETTER(Height)
michael@0: 
michael@0: NS_IMETHODIMP
michael@0: ScrollAreaEvent::InitScrollAreaEvent(const nsAString& aEventType,
michael@0:                                      bool aCanBubble,
michael@0:                                      bool aCancelable,
michael@0:                                      nsIDOMWindow* aView,
michael@0:                                      int32_t aDetail,
michael@0:                                      float aX,
michael@0:                                      float aY,
michael@0:                                      float aWidth,
michael@0:                                      float aHeight)
michael@0: {
michael@0:   nsresult rv =
michael@0:     UIEvent::InitUIEvent(aEventType, aCanBubble, aCancelable, aView, aDetail);
michael@0:   NS_ENSURE_SUCCESS(rv, rv);
michael@0: 
michael@0:   mClientArea.SetRect(aX, aY, aWidth, aHeight);
michael@0: 
michael@0:   return NS_OK;
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP_(void)
michael@0: ScrollAreaEvent::Serialize(IPC::Message* aMsg,
michael@0:                            bool aSerializeInterfaceType)
michael@0: {
michael@0:   if (aSerializeInterfaceType) {
michael@0:     IPC::WriteParam(aMsg, NS_LITERAL_STRING("scrollareaevent"));
michael@0:   }
michael@0: 
michael@0:   Event::Serialize(aMsg, false);
michael@0: 
michael@0:   IPC::WriteParam(aMsg, X());
michael@0:   IPC::WriteParam(aMsg, Y());
michael@0:   IPC::WriteParam(aMsg, Width());
michael@0:   IPC::WriteParam(aMsg, Height());
michael@0: }
michael@0: 
michael@0: NS_IMETHODIMP_(bool)
michael@0: ScrollAreaEvent::Deserialize(const IPC::Message* aMsg, void** aIter)
michael@0: {
michael@0:   NS_ENSURE_TRUE(Event::Deserialize(aMsg, aIter), false);
michael@0: 
michael@0:   float x, y, width, height;
michael@0:   NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &x), false);
michael@0:   NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &y), false);
michael@0:   NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &width), false);
michael@0:   NS_ENSURE_TRUE(IPC::ReadParam(aMsg, aIter, &height), false);
michael@0:   mClientArea.SetRect(x, y, width, height);
michael@0: 
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: } // namespace dom
michael@0: } // namespace mozilla
michael@0: 
michael@0: using namespace mozilla;
michael@0: using namespace mozilla::dom;
michael@0: 
michael@0: nsresult
michael@0: NS_NewDOMScrollAreaEvent(nsIDOMEvent** aInstancePtrResult,
michael@0:                          EventTarget* aOwner,
michael@0:                          nsPresContext* aPresContext,
michael@0:                          InternalScrollAreaEvent* aEvent)
michael@0: {
michael@0:   ScrollAreaEvent* ev = new ScrollAreaEvent(aOwner, aPresContext, aEvent);
michael@0:   return CallQueryInterface(ev, aInstancePtrResult);
michael@0: }