/* * Copyright (C) 2006 Apple Computer, 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 COMPUTER, INC. ``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 COMPUTER, INC. OR * 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. */ #include "config.h" #include "DOMWindow.h" #include "cssstyleselector.h" #include "CSSComputedStyleDeclaration.h" #include "CSSRuleList.h" #include "Document.h" #include "Element.h" #include "Frame.h" namespace WebCore { DOMWindow::DOMWindow(Frame* f) : m_frame(f) { } Frame* DOMWindow::frame() { return m_frame; } void DOMWindow::disconnectFrame() { m_frame = 0; } Document* DOMWindow::document() const { if (!m_frame) return 0; if (!m_frame->document()) { m_frame->createEmptyDocument(); m_frame->begin(); m_frame->write("<HTML><BODY>"); m_frame->end(); } return m_frame->document(); } PassRefPtr<CSSStyleDeclaration> DOMWindow::getComputedStyle(Element* elt, const String&) const { if (!elt) return 0; // FIXME: This needs to work with pseudo elements. return new CSSComputedStyleDeclaration(elt); } PassRefPtr<CSSRuleList> DOMWindow::getMatchedCSSRules(Element* elt, const String& pseudoElt, bool authorOnly) const { if (!m_frame || !m_frame->document()) return 0; if (!pseudoElt.isEmpty()) return m_frame->document()->styleSelector()->pseudoStyleRulesForElement(elt, pseudoElt.impl(), authorOnly); return m_frame->document()->styleSelector()->styleRulesForElement(elt, authorOnly); } double DOMWindow::devicePixelRatio() const { return m_frame->view() ? m_frame->view()->scaleFactor() : 1.0; } } // namespace WebCore