cef/cef1/libcef/dom_event_impl.cc

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// Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
// reserved. Use of this source code is governed by a BSD-style license that
// can be found in the LICENSE file.
#include "libcef/dom_event_impl.h"
#include "libcef/cef_thread.h"
#include "libcef/dom_document_impl.h"
#include "base/logging.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/WebDOMEvent.h"
#include "third_party/WebKit/Source/WebKit/chromium/public/platform/WebString.h"
using WebKit::WebDOMEvent;
using WebKit::WebString;
CefDOMEventImpl::CefDOMEventImpl(CefRefPtr<CefDOMDocumentImpl> document,
const WebKit::WebDOMEvent& event)
: document_(document),
event_(event) {
DCHECK(!event_.isNull());
}
CefDOMEventImpl::~CefDOMEventImpl() {
REQUIRE_UIT();
DCHECK(event_.isNull());
}
CefString CefDOMEventImpl::GetType() {
CefString str;
if (!VerifyContext())
return str;
const WebString& type = event_.type();
if (!type.isNull())
str = type;
return str;
}
CefDOMEventImpl::Category CefDOMEventImpl::GetCategory() {
if (!VerifyContext())
return DOM_EVENT_CATEGORY_UNKNOWN;
int flags = 0;
if (event_.isUIEvent())
flags |= DOM_EVENT_CATEGORY_UI;
if (event_.isMouseEvent())
flags |= DOM_EVENT_CATEGORY_MOUSE;
if (event_.isMutationEvent())
flags |= DOM_EVENT_CATEGORY_MUTATION;
if (event_.isKeyboardEvent())
flags |= DOM_EVENT_CATEGORY_KEYBOARD;
if (event_.isTextEvent())
flags |= DOM_EVENT_CATEGORY_TEXT;
if (event_.isCompositionEvent())
flags |= DOM_EVENT_CATEGORY_COMPOSITION;
if (event_.isDragEvent())
flags |= DOM_EVENT_CATEGORY_DRAG;
if (event_.isClipboardEvent())
flags |= DOM_EVENT_CATEGORY_CLIPBOARD;
if (event_.isMessageEvent())
flags |= DOM_EVENT_CATEGORY_MESSAGE;
if (event_.isWheelEvent())
flags |= DOM_EVENT_CATEGORY_WHEEL;
if (event_.isBeforeTextInsertedEvent())
flags |= DOM_EVENT_CATEGORY_BEFORE_TEXT_INSERTED;
if (event_.isOverflowEvent())
flags |= DOM_EVENT_CATEGORY_OVERFLOW;
if (event_.isPageTransitionEvent())
flags |= DOM_EVENT_CATEGORY_PAGE_TRANSITION;
if (event_.isPopStateEvent())
flags |= DOM_EVENT_CATEGORY_POPSTATE;
if (event_.isProgressEvent())
flags |= DOM_EVENT_CATEGORY_PROGRESS;
if (event_.isXMLHttpRequestProgressEvent())
flags |= DOM_EVENT_CATEGORY_XMLHTTPREQUEST_PROGRESS;
if (event_.isWebKitAnimationEvent())
flags |= DOM_EVENT_CATEGORY_WEBKIT_ANIMATION;
if (event_.isWebKitTransitionEvent())
flags |= DOM_EVENT_CATEGORY_WEBKIT_TRANSITION;
if (event_.isBeforeLoadEvent())
flags |= DOM_EVENT_CATEGORY_BEFORE_LOAD;
return static_cast<Category>(flags);
}
CefDOMEventImpl::Phase CefDOMEventImpl::GetPhase() {
if (!VerifyContext())
return DOM_EVENT_PHASE_UNKNOWN;
switch (event_.eventPhase()) {
case WebDOMEvent::CapturingPhase:
return DOM_EVENT_PHASE_CAPTURING;
case WebDOMEvent::AtTarget:
return DOM_EVENT_PHASE_AT_TARGET;
case WebDOMEvent::BubblingPhase:
return DOM_EVENT_PHASE_BUBBLING;
}
return DOM_EVENT_PHASE_UNKNOWN;
}
bool CefDOMEventImpl::CanBubble() {
if (!VerifyContext())
return false;
return event_.bubbles();
}
bool CefDOMEventImpl::CanCancel() {
if (!VerifyContext())
return false;
return event_.cancelable();
}
CefRefPtr<CefDOMDocument> CefDOMEventImpl::GetDocument() {
if (!VerifyContext())
return NULL;
return document_.get();
}
CefRefPtr<CefDOMNode> CefDOMEventImpl::GetTarget() {
if (!VerifyContext())
return NULL;
return document_->GetOrCreateNode(event_.target());
}
CefRefPtr<CefDOMNode> CefDOMEventImpl::GetCurrentTarget() {
if (!VerifyContext())
return NULL;
return document_->GetOrCreateNode(event_.currentTarget());
}
void CefDOMEventImpl::Detach() {
// If you hit this assert it means that you are keeping references to this
// event object beyond the valid scope.
DCHECK_EQ(GetRefCt(), 1);
document_ = NULL;
event_.assign(WebDOMEvent());
}
bool CefDOMEventImpl::VerifyContext() {
if (!document_.get()) {
NOTREACHED();
return false;
}
if (!document_->VerifyContext())
return false;
if (event_.isNull()) {
NOTREACHED();
return false;
}
return true;
}