本文整理汇总了C++中WebAccessibilityObject::isNull方法的典型用法代码示例。如果您正苦于以下问题：C++ WebAccessibilityObject::isNull方法的具体用法？C++ WebAccessibilityObject::isNull怎么用？C++ WebAccessibilityObject::isNull使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类WebAccessibilityObject的用法示例。
在下文中一共展示了WebAccessibilityObject::isNull方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: titleUIElementCallback
void AccessibilityUIElement::titleUIElementCallback(const CppArgumentList&, CppVariant* result)
{
WebAccessibilityObject obj = accessibilityObject().titleUIElement();
if (obj.isNull()) {
result->setNull();
return;
}
result->set(*(m_factory->getOrCreate(obj)->getAsCppVariant()));
}示例2: initialize
void WebAccessibilityCacheImpl::initialize(WebView* view)
{
AXObjectCache::enableAccessibility();
WebAccessibilityObject root = view->accessibilityObject();
if (root.isNull())
return;
RefPtr<AccessibilityObject> rootObject = toAccessibilityObject(root);
// Insert root in hashmaps.
m_objectMap.set(m_nextNewId, WeakHandle::create(rootObject.get()));
m_idMap.set(rootObject.get(), m_nextNewId++);
m_initialized = true;
}示例3: elementAtPointCallback
void AccessibilityUIElement::elementAtPointCallback(const CppArgumentList& arguments, CppVariant* result)
{
result->setNull();
if (arguments.size() != 2 || !arguments[0].isNumber() || !arguments[1].isNumber())
return;
int x = arguments[0].toInt32();
int y = arguments[1].toInt32();
WebPoint point(x, y);
WebAccessibilityObject obj = accessibilityObject().hitTest(point);
if (obj.isNull())
return;
result->set(*(m_factory->getOrCreate(obj)->getAsCppVariant()));
}示例4: addOrGetId
int WebAccessibilityCacheImpl::addOrGetId(const WebAccessibilityObject& object)
{
if (object.isNull())
return invalidObjectId;
RefPtr<AccessibilityObject> o = toAccessibilityObject(object);
IdMap::iterator it = m_idMap.find(o.get());
if (it != m_idMap.end())
return it->second;
// Insert new accessibility object in hashmaps and return its newly
// assigned accessibility object id.
m_objectMap.set(m_nextNewId, WeakHandle::create(o.get()));
m_idMap.set(o.get(), m_nextNewId);
return m_nextNewId++;
}