domwindow.cpp

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DOMSelection* DOMWindow::getSelection()
{
    if (!m_selection)
        m_selection = DOMSelection::create(m_frame);
    return m_selection.get();
}

Element* DOMWindow::frameElement() const
{
    if (!m_frame)
        return 0;

    return m_frame->ownerElement();
}

void DOMWindow::focus()
{
    if (!m_frame)
        return;

    m_frame->focusWindow();
}

void DOMWindow::blur()
{
    if (!m_frame)
        return;

    m_frame->unfocusWindow();
}

void DOMWindow::close()
{
    if (!m_frame)
        return;

    Page* page = m_frame->page();
    if (!page)
        return;

    if (m_frame != page->mainFrame())
        return;

    Settings* settings = m_frame->settings();
    bool allowScriptsToCloseWindows =
        settings && settings->allowScriptsToCloseWindows();

    if (m_frame->loader()->openedByDOM()
        || m_frame->loader()->getHistoryLength() <= 1
        || allowScriptsToCloseWindows)
        m_frame->scheduleClose();
}

void DOMWindow::print()
{
    if (!m_frame)
        return;

    Page* page = m_frame->page();
    if (!page)
        return;

    page->chrome()->print(m_frame);
}

void DOMWindow::stop()
{
    if (!m_frame)
        return;

    // We must check whether the load is complete asynchronously, because we might still be parsing
    // the document until the callstack unwinds.
    m_frame->loader()->stopForUserCancel(true);
}

void DOMWindow::alert(const String& message)
{
    if (!m_frame)
        return;

    m_frame->document()->updateRendering();

    Page* page = m_frame->page();
    if (!page)
        return;

    page->chrome()->runJavaScriptAlert(m_frame, message);
}

bool DOMWindow::confirm(const String& message)
{
    if (!m_frame)
        return false;

    m_frame->document()->updateRendering();

    Page* page = m_frame->page();
    if (!page)
        return false;

    return page->chrome()->runJavaScriptConfirm(m_frame, message);
}

String DOMWindow::prompt(const String& message, const String& defaultValue)
{
    if (!m_frame)
        return String();

    m_frame->document()->updateRendering();

    Page* page = m_frame->page();
    if (!page)
        return String();

    String returnValue;
    if (page->chrome()->runJavaScriptPrompt(m_frame, message, defaultValue, returnValue))
        return returnValue;

    return String();
}

bool DOMWindow::find(const String& string, bool caseSensitive, bool backwards, bool wrap, bool /*wholeWord*/, bool /*searchInFrames*/, bool /*showDialog*/) const
{
    if (!m_frame)
        return false;

    // FIXME (13016): Support wholeWord, searchInFrames and showDialog
    return m_frame->findString(string, !backwards, caseSensitive, wrap, false);
}

bool DOMWindow::offscreenBuffering() const
{
    return true;
}

int DOMWindow::outerHeight() const
{
    if (!m_frame)
        return 0;

    Page* page = m_frame->page();
    if (!page)
        return 0;

    return static_cast<int>(page->chrome()->windowRect().height());
}

int DOMWindow::outerWidth() const
{
    if (!m_frame)
        return 0;

    Page* page = m_frame->page();
    if (!page)
        return 0;

    return static_cast<int>(page->chrome()->windowRect().width());
}

int DOMWindow::innerHeight() const
{
    if (!m_frame)
        return 0;

    FrameView* view = m_frame->view();
    if (!view)
        return 0;
    
    return static_cast<int>(view->height() / m_frame->pageZoomFactor());
}

int DOMWindow::innerWidth() const
{
    if (!m_frame)
        return 0;

    FrameView* view = m_frame->view();
    if (!view)
        return 0;

    return static_cast<int>(view->width() / m_frame->pageZoomFactor());
}

int DOMWindow::screenX() const
{
    if (!m_frame)
        return 0;

    Page* page = m_frame->page();
    if (!page)
        return 0;

    return static_cast<int>(page->chrome()->windowRect().x());
}

int DOMWindow::screenY() const
{
    if (!m_frame)
        return 0;

    Page* page = m_frame->page();
    if (!page)
        return 0;

    return static_cast<int>(page->chrome()->windowRect().y());
}

int DOMWindow::scrollX() const
{
    if (!m_frame)
        return 0;

    FrameView* view = m_frame->view();
    if (!view)
        return 0;

    m_frame->document()->updateLayoutIgnorePendingStylesheets();

    return static_cast<int>(view->scrollX() / m_frame->pageZoomFactor());
}

int DOMWindow::scrollY() const
{
    if (!m_frame)
        return 0;

    FrameView* view = m_frame->view();
    if (!view)
        return 0;

    m_frame->document()->updateLayoutIgnorePendingStylesheets();

    return static_cast<int>(view->scrollY() / m_frame->pageZoomFactor());
}

bool DOMWindow::closed() const
{
    return !m_frame;
}

unsigned DOMWindow::length() const
{
    if (!m_frame)
        return 0;

    return m_frame->tree()->childCount();
}

String DOMWindow::name() const
{
    if (!m_frame)
        return String();

    return m_frame->tree()->name();
}

void DOMWindow::setName(const String& string)
{
    if (!m_frame)
        return;

    m_frame->tree()->setName(string);
}

String DOMWindow::status() const
{
    if (!m_frame)
        return String();

    return m_frame->jsStatusBarText();
}

void DOMWindow::setStatus(const String& string) 
{ 
    if (!m_frame) 
        return; 

    m_frame->setJSStatusBarText(string); 
} 
    
String DOMWindow::defaultStatus() const
{
    if (!m_frame)
        return String();

    return m_frame->jsDefaultStatusBarText();
} 

void DOMWindow::setDefaultStatus(const String& string) 
{ 
    if (!m_frame) 
        return; 

    m_frame->setJSDefaultStatusBarText(string);
}

DOMWindow* DOMWindow::self() const
{
    if (!m_frame)
        return 0;

    return m_frame->domWindow();
}

DOMWindow* DOMWindow::opener() const
{
    if (!m_frame)
        return 0;

    Frame* opener = m_frame->loader()->opener();
    if (!opener)
        return 0;

    return opener->domWindow();
}

DOMWindow* DOMWindow::parent() const
{
    if (!m_frame)
        return 0;

    Frame* parent = m_frame->tree()->parent(true);
    if (parent)
        return parent->domWindow();

    return m_frame->domWindow();
}

DOMWindow* DOMWindow::top() const
{
    if (!m_frame)
        return 0;

    Page* page = m_frame->page();
    if (!page)
        return 0;

    return m_frame->tree()->top(true)->domWindow();
}

Document* DOMWindow::document() const
{
    if (!m_frame)
        return 0;

    ASSERT(m_frame->document());
    return m_frame->document();
}

PassRefPtr<CSSStyleDeclaration> DOMWindow::getComputedStyle(Element* elt, const String&) const
{
    if (!elt)
        return 0;

    // FIXME: This needs take pseudo elements into account.
    return computedStyle(elt);
}

PassRefPtr<CSSRuleList> DOMWindow::getMatchedCSSRules(Element* elt, const String& pseudoElt, bool authorOnly) const
{
    if (!m_frame)
        return 0;

    Document* doc = m_frame->document();

    if (!pseudoElt.isEmpty())
        return doc->styleSelector()->pseudoStyleRulesForElement(elt, pseudoElt, authorOnly);
    return doc->styleSelector()->styleRulesForElement(elt, authorOnly);
}

PassRefPtr<WebKitPoint> DOMWindow::webkitConvertPointFromNodeToPage(Node* node, const WebKitPoint* p) const
{
    if (!node || !p)
        return 0;
        
    FloatPoint pagePoint(p->x(), p->y());
    pagePoint = node->convertToPage(pagePoint);
    return WebKitPoint::create(pagePoint.x(), pagePoint.y());
}

PassRefPtr<WebKitPoint> DOMWindow::webkitConvertPointFromPageToNode(Node* node, const WebKitPoint* p) const
{
    if (!node || !p)
        return 0;
        
    FloatPoint nodePoint(p->x(), p->y());
    nodePoint = node->convertFromPage(nodePoint);
    return WebKitPoint::create(nodePoint.x(), nodePoint.y());
}

double DOMWindow::devicePixelRatio() const
{
    if (!m_frame)
        return 0.0;

    Page* page = m_frame->page();
    if (!page)
        return 0.0;

    return page->chrome()->scaleFactor();
}

#if ENABLE(DATABASE)
PassRefPtr<Database> DOMWindow::openDatabase(const String& name, const String& version, const String& displayName, unsigned long estimatedSize, ExceptionCode& ec)
{
    if (!m_frame)
        return 0;

    Document* doc = m_frame->document();

    Settings* settings = m_frame->settings();
    if (!settings || !settings->databasesEnabled())
        return 0;

    return Database::openDatabase(doc, name, version, displayName, estimatedSize, ec);
}
#endif

void DOMWindow::scrollBy(int x, int y) const