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// Copyright (c) 2012 The Chromium 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 "chrome/browser/tab_contents/navigation_metrics_recorder.h"
#include "base/metrics/histogram.h"
#include "components/navigation_metrics/navigation_metrics.h"
#include "content/public/browser/navigation_details.h"
#include "content/public/browser/navigation_entry.h"
#include "content/public/browser/render_view_host.h"
#include "content/public/browser/render_widget_host_view.h"
#if defined(OS_WIN)
#include "base/win/windows_version.h"
#include "chrome/browser/metro_utils/metro_chrome_win.h"
#endif
DEFINE_WEB_CONTENTS_USER_DATA_KEY(NavigationMetricsRecorder);
NavigationMetricsRecorder::NavigationMetricsRecorder(
content::WebContents* web_contents)
: content::WebContentsObserver(web_contents) {
}
NavigationMetricsRecorder::~NavigationMetricsRecorder() {
}
void NavigationMetricsRecorder::DidNavigateMainFrame(
const content::LoadCommittedDetails& details,
const content::FrameNavigateParams& params) {
navigation_metrics::RecordMainFrameNavigation(details.entry->GetVirtualURL(),
details.is_in_page);
}
void NavigationMetricsRecorder::DidStartLoading(
content::RenderViewHost* render_view_host) {
#if defined(OS_WIN) && defined(USE_ASH)
if (render_view_host && base::win::GetVersion() >= base::win::VERSION_WIN8) {
content::RenderWidgetHostView* rwhv = render_view_host->GetView();
if (rwhv) {
gfx::NativeView native_view = rwhv->GetNativeView();
if (native_view) {
chrome::HostDesktopType desktop =
chrome::GetHostDesktopTypeForNativeView(native_view);
UMA_HISTOGRAM_ENUMERATION("Win8.PageLoad",
chrome::GetWin8Environment(desktop),
chrome::WIN_8_ENVIRONMENT_MAX);
}
}
}
#endif
}
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