当前位置: 首页>>代码示例>>C++>>正文


C++ SubframeLoader::resourceWillUsePlugin方法代码示例

本文整理汇总了C++中SubframeLoader::resourceWillUsePlugin方法的典型用法代码示例。如果您正苦于以下问题:C++ SubframeLoader::resourceWillUsePlugin方法的具体用法?C++ SubframeLoader::resourceWillUsePlugin怎么用?C++ SubframeLoader::resourceWillUsePlugin使用的例子?那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在SubframeLoader的用法示例。


在下文中一共展示了SubframeLoader::resourceWillUsePlugin方法的1个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: parametersForPlugin

// FIXME: This function should not deal with url or serviceType!
void HTMLObjectElement::parametersForPlugin(Vector<String>& paramNames, Vector<String>& paramValues, String& url, String& serviceType)
{
    HashSet<StringImpl*, CaseFoldingHash> uniqueParamNames;
    String urlParameter;
    
    // Scan the PARAM children and store their name/value pairs.
    // Get the URL and type from the params if we don't already have them.
    for (Node* child = firstChild(); child; child = child->nextSibling()) {
        if (!child->hasTagName(paramTag))
            continue;

        HTMLParamElement* p = static_cast<HTMLParamElement*>(child);
        String name = p->name();
        if (name.isEmpty())
            continue;

        uniqueParamNames.add(name.impl());
        paramNames.append(p->name());
        paramValues.append(p->value());

        // FIXME: url adjustment does not belong in this function.
        if (url.isEmpty() && urlParameter.isEmpty() && (equalIgnoringCase(name, "src") || equalIgnoringCase(name, "movie") || equalIgnoringCase(name, "code") || equalIgnoringCase(name, "url")))
            urlParameter = stripLeadingAndTrailingHTMLSpaces(p->value());
        // FIXME: serviceType calculation does not belong in this function.
        if (serviceType.isEmpty() && equalIgnoringCase(name, "type")) {
            serviceType = p->value();
            size_t pos = serviceType.find(";");
            if (pos != notFound)
                serviceType = serviceType.left(pos);
        }
    }
    
    // When OBJECT is used for an applet via Sun's Java plugin, the CODEBASE attribute in the tag
    // points to the Java plugin itself (an ActiveX component) while the actual applet CODEBASE is
    // in a PARAM tag. See <http://java.sun.com/products/plugin/1.2/docs/tags.html>. This means
    // we have to explicitly suppress the tag's CODEBASE attribute if there is none in a PARAM,
    // else our Java plugin will misinterpret it. [4004531]
    String codebase;
    if (MIMETypeRegistry::isJavaAppletMIMEType(serviceType)) {
        codebase = "codebase";
        uniqueParamNames.add(codebase.impl()); // pretend we found it in a PARAM already
    }
    
    // Turn the attributes of the <object> element into arrays, but don't override <param> values.
    if (hasAttributes()) {
        for (unsigned i = 0; i < attributeCount(); ++i) {
            Attribute* it = attributeItem(i);
            const AtomicString& name = it->name().localName();
            if (!uniqueParamNames.contains(name.impl())) {
                paramNames.append(name.string());
                paramValues.append(it->value().string());
            }
        }
    }
    
    mapDataParamToSrc(&paramNames, &paramValues);
    
    // HTML5 says that an object resource's URL is specified by the object's data
    // attribute, not by a param element. However, for compatibility, allow the
    // resource's URL to be given by a param named "src", "movie", "code" or "url"
    // if we know that resource points to a plug-in.
    if (url.isEmpty() && !urlParameter.isEmpty()) {
        SubframeLoader* loader = document()->frame()->loader()->subframeLoader();
        if (loader->resourceWillUsePlugin(urlParameter, serviceType, shouldPreferPlugInsForImages()))
            url = urlParameter;
    }
}
开发者ID:,项目名称:,代码行数:68,代码来源:


注:本文中的SubframeLoader::resourceWillUsePlugin方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。