/* * Copyright (C) 2014 Apple Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF * THE POSSIBILITY OF SUCH DAMAGE. */ #import "WebViewGroup.h" #import "WebView.h" #import <wtf/HashMap.h> #import <wtf/NeverDestroyed.h> #import <wtf/RefPtr.h> #import <wtf/text/StringHash.h> // Any named groups will live for the lifetime of the process, thanks to the reference held by the RefPtr. static HashMap<String, RefPtr<WebViewGroup>>& webViewGroups() { static NeverDestroyed<HashMap<String, RefPtr<WebViewGroup>>> webViewGroups; return webViewGroups; } PassRefPtr<WebViewGroup> WebViewGroup::getOrCreate(const String& name) { if (name.isEmpty()) return adoptRef(new WebViewGroup(String())); auto& webViewGroup = webViewGroups().add(name, nullptr).iterator->value; if (!webViewGroup) webViewGroup = adoptRef(new WebViewGroup(name)); return webViewGroup; } WebViewGroup::WebViewGroup(const String& name) : m_name(name) { } WebViewGroup::~WebViewGroup() { ASSERT(m_name.isEmpty()); ASSERT(m_webViews.isEmpty()); } void WebViewGroup::addWebView(WebView *webView) { ASSERT(!m_webViews.contains(webView)); m_webViews.add(webView); } void WebViewGroup::removeWebView(WebView *webView) { ASSERT(m_webViews.contains(webView)); m_webViews.remove(webView); }