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| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| |
| #ifndef Patternist_ApplyTemplate_H |
| #define Patternist_ApplyTemplate_H |
| |
| #include <private/qtemplatemode_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QPatternist |
| { |
| /** |
| * @short When combined with other components, implements |
| * @c xsl:apply-templates. |
| * |
| * Note that ApplyTemplate isn't named ApplyTemplates. The reason for this |
| * is that ApplyTemplate doesn't do the iteration part. An @c |
| * <xsl:apply-templates/> instruction is rewritten into: |
| * |
| * @code |
| * child::node/() map apply-template() |
| * @endcode |
| * |
| * Hence, this expression requires a focus, although it can consist of |
| * atomic values. |
| * |
| * @since 4.5 |
| * @author Frans Englich <frans.englich@nokia.com> |
| * @ingroup Patternist_expressions |
| */ |
| class ApplyTemplate : public TemplateInvoker |
| { |
| public: |
| typedef QExplicitlySharedDataPointer<ApplyTemplate> Ptr; |
| |
| /** |
| * @short @p mode may be @c null. If it is, ApplyTemplate interprets |
| * that as that it should use the #current mode. |
| * |
| * @see StaticContext::currentTemplateMode() |
| */ |
| ApplyTemplate(const TemplateMode::Ptr &mode, |
| const WithParam::Hash &withParams, |
| const TemplateMode::Ptr &defaultMode); |
| |
| virtual Item::Iterator::Ptr evaluateSequence(const DynamicContext::Ptr &context) const; |
| |
| virtual SequenceType::Ptr staticType() const; |
| virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const; |
| virtual Properties properties() const; |
| |
| /** |
| * The only reason this function exists, is in order to convert |
| * QXmlNodeModelIndex to QPatternist::Item. So, this is a huge |
| * performance setback. It applies for one of the builtin templates. |
| */ |
| inline Item mapToItem(const QXmlNodeModelIndex &node, |
| const DynamicContext::Ptr &context) const; |
| inline Item::Iterator::Ptr mapToSequence(const Item &item, |
| const DynamicContext::Ptr &context) const; |
| |
| inline TemplateMode::Ptr mode() const; |
| |
| virtual bool configureRecursion(const CallTargetDescription::Ptr &sign); |
| virtual Expression::Ptr body() const; |
| virtual CallTargetDescription::Ptr callTargetDescription() const; |
| |
| Expression::Ptr compress(const StaticContext::Ptr &context); |
| |
| private: |
| typedef QExplicitlySharedDataPointer<const ApplyTemplate> ConstPtr; |
| |
| Template::Ptr findTemplate(const DynamicContext::Ptr &context, |
| const TemplateMode::Ptr &templateMode) const; |
| /** |
| * @note You typically want to use effectiveMode(). |
| */ |
| const TemplateMode::Ptr m_mode; |
| |
| TemplateMode::Ptr m_defaultMode; |
| |
| inline TemplateMode::Ptr effectiveMode(const DynamicContext::Ptr &context) const; |
| }; |
| |
| TemplateMode::Ptr ApplyTemplate::mode() const |
| { |
| return m_mode; |
| } |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif |