コード例 #1
0
ファイル: CSSStyleSheet.cpp プロジェクト: sysrqb/chromium-src
CSSStyleSheet::CSSStyleSheet(CSSRule* ownerRule, const String& href, const KURL& baseURL, const String& charset)
    : StyleSheet(ownerRule, href, baseURL)
    , m_charset(charset)
    , m_loadCompleted(false)
    , m_strictParsing(!ownerRule || ownerRule->useStrictParsing())
    , m_hasSyntacticallyValidCSSHeader(true)
{
    CSSStyleSheet* parentSheet = ownerRule ? ownerRule->parentStyleSheet() : 0;
    m_isUserStyleSheet = parentSheet ? parentSheet->isUserStyleSheet() : false;
}
コード例 #2
0
CSSStyleSheet::CSSStyleSheet(StyleRuleImport* ownerRule, const String& href, const KURL& baseURL, const String& charset)
    : StyleSheet(href, baseURL)
    , m_ownerRule(ownerRule)
    , m_charset(charset)
    , m_loadCompleted(false)
    , m_cssParserMode((ownerRule && ownerRule->parentStyleSheet()) ? ownerRule->parentStyleSheet()->cssParserMode() : CSSStrictMode)
    , m_hasSyntacticallyValidCSSHeader(true)
    , m_didLoadErrorOccur(false)
{
    CSSStyleSheet* parentSheet = ownerRule ? ownerRule->parentStyleSheet() : 0;
    m_isUserStyleSheet = parentSheet ? parentSheet->isUserStyleSheet() : false;
}
コード例 #3
0
void CSSImportRule::requestStyleSheet()
{
    CSSStyleSheet* parentSheet = parentStyleSheet();
    if (!parentSheet)
        return;
    Document* document = parentSheet->findDocument();
    if (!document)
        return;

    CachedResourceLoader* cachedResourceLoader = document->cachedResourceLoader();
    if (!cachedResourceLoader)
        return;

    String absHref = m_strHref;
    if (!parentSheet->finalURL().isNull())
        // use parent styleheet's URL as the base URL
        absHref = KURL(parentSheet->finalURL(), m_strHref).string();

    // Check for a cycle in our import chain.  If we encounter a stylesheet
    // in our parent chain with the same URL, then just bail.
    CSSStyleSheet* rootSheet = parentSheet;
    for (CSSStyleSheet* sheet = parentSheet; sheet; sheet = sheet->parentStyleSheet()) {
        // FIXME: This is wrong if the finalURL was updated via document::updateBaseURL.
        if (absHref == sheet->finalURL().string())
            return;
        rootSheet = sheet;
    }

    ResourceRequest request(document->completeURL(absHref));
    if (parentSheet->isUserStyleSheet())
        m_cachedSheet = cachedResourceLoader->requestUserCSSStyleSheet(request, parentSheet->charset());
    else
        m_cachedSheet = cachedResourceLoader->requestCSSStyleSheet(request, parentSheet->charset());
    if (m_cachedSheet) {
        // if the import rule is issued dynamically, the sheet may be
        // removed from the pending sheet count, so let the doc know
        // the sheet being imported is pending.
        if (parentSheet && parentSheet->loadCompleted() && rootSheet == parentSheet)
            parentSheet->startLoadingDynamicSheet();
        m_loading = true;
        m_cachedSheet->addClient(&m_styleSheetClient);
    }
}
コード例 #4
0
ファイル: CSSImportRule.cpp プロジェクト: UIKit0/WebkitAIR
void CSSImportRule::insertedIntoParent()
{
    CSSStyleSheet* parentSheet = parentStyleSheet();
    if (!parentSheet)
        return;

    DocLoader* docLoader = parentSheet->doc()->docLoader();
    if (!docLoader)
        return;

    String absHref = m_strHref;
    if (!parentSheet->finalURL().isNull())
        // use parent styleheet's URL as the base URL
        absHref = KURL(parentSheet->finalURL(), m_strHref).string();

    // Check for a cycle in our import chain.  If we encounter a stylesheet
    // in our parent chain with the same URL, then just bail.
    StyleBase* root = this;
    for (StyleBase* curr = parent(); curr; curr = curr->parent()) {
        // FIXME: This is wrong if the finalURL was updated via document::updateBaseURL. 
        if (curr->isCSSStyleSheet() && absHref == static_cast<CSSStyleSheet*>(curr)->finalURL().string())
            return;
        root = curr;
    }

    if (parentSheet->isUserStyleSheet())
        m_cachedSheet = docLoader->requestUserCSSStyleSheet(absHref, parentSheet->charset());
    else
        m_cachedSheet = docLoader->requestCSSStyleSheet(absHref, parentSheet->charset());
    if (m_cachedSheet) {
        // if the import rule is issued dynamically, the sheet may be
        // removed from the pending sheet count, so let the doc know
        // the sheet being imported is pending.
        if (parentSheet && parentSheet->loadCompleted() && root == parentSheet)
            parentSheet->doc()->addPendingSheet();
        m_loading = true;
        m_cachedSheet->addClient(this);
    }
}