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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /accessible/base/nsEventShell.cpp
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'accessible/base/nsEventShell.cpp')
-rw-r--r--accessible/base/nsEventShell.cpp79
1 files changed, 79 insertions, 0 deletions
diff --git a/accessible/base/nsEventShell.cpp b/accessible/base/nsEventShell.cpp
new file mode 100644
index 000000000..e070acee5
--- /dev/null
+++ b/accessible/base/nsEventShell.cpp
@@ -0,0 +1,79 @@
+/* -*- 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"
+
+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<AccEvent> 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<nsINode> nsEventShell::sEventTargetNode;