本文整理汇总了C++中FrameView::canThrottleRendering方法的典型用法代码示例。如果您正苦于以下问题：C++ FrameView::canThrottleRendering方法的具体用法？C++ FrameView::canThrottleRendering怎么用？C++ FrameView::canThrottleRendering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FrameView的用法示例。
在下文中一共展示了FrameView::canThrottleRendering方法的1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: baseURL
TEST(RemoteFrameThrottlingTest, ThrottledLocalRoot)
{
FrameTestHelpers::TestWebViewClient viewClient;
WebViewImpl* webView = WebViewImpl::create(&viewClient);
webView->resize(WebSize(640, 480));
// Create a remote root frame with a local child frame.
FrameTestHelpers::TestWebRemoteFrameClient remoteClient;
webView->setMainFrame(remoteClient.frame());
remoteClient.frame()->setReplicatedOrigin(WebSecurityOrigin::createUnique());
WebFrameOwnerProperties properties;
WebRemoteFrame* rootFrame = webView->mainFrame()->toWebRemoteFrame();
WebLocalFrame* localFrame = FrameTestHelpers::createLocalChild(rootFrame);
WebString baseURL("http://internal.test/");
URLTestHelpers::registerMockedURLFromBaseURL(baseURL, "simple_div.html");
FrameTestHelpers::loadFrame(localFrame, baseURL.utf8() + "simple_div.html");
FrameView* frameView = toWebLocalFrameImpl(localFrame)->frameView();
EXPECT_TRUE(frameView->frame().isLocalRoot());
// Enable throttling for the child frame.
frameView->setFrameRect(IntRect(0, 480, frameView->width(), frameView->height()));
frameView->frame().securityContext()->setSecurityOrigin(SecurityOrigin::createUnique());
frameView->updateAllLifecyclePhases();
testing::runPendingTasks();
EXPECT_TRUE(frameView->canThrottleRendering());
Document* frameDocument = frameView->frame().document();
EXPECT_EQ(DocumentLifecycle::PaintClean, frameDocument->lifecycle().state());
// Mutate the local child frame contents.
auto* divElement = frameDocument->getElementById("div");
divElement->setAttribute(styleAttr, "width: 50px");
EXPECT_EQ(DocumentLifecycle::VisualUpdatePending, frameDocument->lifecycle().state());
// Update the lifecycle again. The frame's lifecycle should not advance
// because of throttling even though it is the local root.
DocumentLifecycle::AllowThrottlingScope throttlingScope(frameDocument->lifecycle());
frameView->updateAllLifecyclePhases();
testing::runPendingTasks();
EXPECT_EQ(DocumentLifecycle::VisualUpdatePending, frameDocument->lifecycle().state());
webView->close();
}