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// Copyright 2015 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.
#import "ios/web/web_view_counter_impl.h"
#include <stddef.h>
#include "base/logging.h"
#include "ios/web/public/browser_state.h"
#include "ios/web/public/web_thread.h"
namespace web {
namespace {
// A key used to associate a WebViewCounter with a BrowserState.
const char kWebViewCounterKeyName[] = "web_view_counter";
} // namespace
WebViewCounterImpl::WebViewCounterImpl() {
DCHECK_CURRENTLY_ON(WebThread::UI);
}
WebViewCounterImpl::~WebViewCounterImpl() {
DCHECK_CURRENTLY_ON(WebThread::UI);
}
// static
WebViewCounter* WebViewCounter::FromBrowserState(
web::BrowserState* browser_state) {
DCHECK_CURRENTLY_ON(WebThread::UI);
DCHECK(browser_state);
return WebViewCounterImpl::FromBrowserState(browser_state);
}
// static
WebViewCounterImpl* WebViewCounterImpl::FromBrowserState(
web::BrowserState* browser_state) {
DCHECK_CURRENTLY_ON(WebThread::UI);
DCHECK(browser_state);
if (!browser_state->GetUserData(kWebViewCounterKeyName)) {
browser_state->SetUserData(kWebViewCounterKeyName,
new WebViewCounterImpl());
}
return static_cast<WebViewCounterImpl*>(
browser_state->GetUserData(kWebViewCounterKeyName));
}
size_t WebViewCounterImpl::GetWKWebViewCount() {
DCHECK_CURRENTLY_ON(WebThread::UI);
return wk_web_view_counter_.Size();
}
void WebViewCounterImpl::InsertWKWebView(WKWebView* wk_web_view) {
DCHECK_CURRENTLY_ON(WebThread::UI);
DCHECK(wk_web_view);
DCHECK([wk_web_view isKindOfClass:[WKWebView class]]);
wk_web_view_counter_.Insert(wk_web_view);
}
} // namespace web
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