/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ #include "nsEventShell.h" #include "nsAccUtils.h" #include "mozilla/StaticPtr.h" #ifdef A11Y_LOG #include "Logging.h" #endif using namespace mozilla; using namespace mozilla::a11y; //////////////////////////////////////////////////////////////////////////////// // nsEventShell //////////////////////////////////////////////////////////////////////////////// void nsEventShell::FireEvent(AccEvent* aEvent) { if (!aEvent || aEvent->mEventRule == AccEvent::eDoNotEmit) return; Accessible* accessible = aEvent->GetAccessible(); NS_ENSURE_TRUE_VOID(accessible); nsINode* node = accessible->GetNode(); if (node) { sEventTargetNode = node; sEventFromUserInput = aEvent->IsFromUserInput(); } #ifdef A11Y_LOG if (logging::IsEnabled(logging::eEvents)) { logging::MsgBegin("EVENTS", "events fired"); nsAutoString type; GetAccService()->GetStringEventType(aEvent->GetEventType(), type); logging::MsgEntry("type: %s", NS_ConvertUTF16toUTF8(type).get()); logging::AccessibleInfo("target", aEvent->GetAccessible()); logging::MsgEnd(); } #endif accessible->HandleAccEvent(aEvent); aEvent->mEventRule = AccEvent::eDoNotEmit; sEventTargetNode = nullptr; } void nsEventShell::FireEvent(uint32_t aEventType, Accessible* aAccessible, EIsFromUserInput aIsFromUserInput) { NS_ENSURE_TRUE_VOID(aAccessible); RefPtr event = new AccEvent(aEventType, aAccessible, aIsFromUserInput); FireEvent(event); } void nsEventShell::GetEventAttributes(nsINode *aNode, nsIPersistentProperties *aAttributes) { if (aNode != sEventTargetNode) return; nsAccUtils::SetAccAttr(aAttributes, nsGkAtoms::eventFromInput, sEventFromUserInput ? NS_LITERAL_STRING("true") : NS_LITERAL_STRING("false")); } //////////////////////////////////////////////////////////////////////////////// // nsEventShell: private bool nsEventShell::sEventFromUserInput = false; StaticRefPtr nsEventShell::sEventTargetNode;