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#import "OFObject.h"
#import "OFXMLParser.h"
@class OFMutableArray;
@class OFXMLElement;
@class OFXMLElementBuilder;
/**
* \brief A protocol that needs to be implemented by delegates for
* OFXMLElementBuilder.
*/
#ifndef OF_XML_ELEMENT_BUILDER_M
@protocol OFXMLElementBuilderDelegate <OFObject>
#else
@protocol OFXMLElementBuilderDelegate
#endif
/**
* \brief This callback is called when the OFXMLElementBuilder built an element.
*
* If the OFXMLElementBuilder was used as a delegate for the OFXMLParser since
* parsing started, this will return the complete document as an OFXMLElement
* with all children.
*
* \param builder The builder which built an OFXMLElement
* \param elem The OFXMLElement the OFXMLElementBuilder built
*/
- (void)elementBuilder: (OFXMLElementBuilder*)builder
didBuildElement: (OFXMLElement*)element;
#ifdef OF_HAVE_OPTIONAL_PROTOCOLS
@optional
#endif
/**
* \brief This callback is called when the OFXMLElementBuilder built an
* OFXMLNode which is not inside an element.
*
* This is usually called for comments or whitespace character data before the
* root element.
*
* \param builder The builder which built the OFXMLNode without parent
* \param node The OFXMLNode the OFXMLElementBuilder built
*/
- (void)elementBuilder: (OFXMLElementBuilder*)builder
didBuildParentlessNode: (OFXMLNode*)node;
/**
* \brief This callback is called when the OFXMLElementBuilder gets a close tag
* which does not belong there.
*
* Most likely, the OFXMLElementBuilder was used to build XML only of a child
* of the root element and the root element was closed. Often the delegate is
* set to the OFXMLElementBuilder when a certain element is found, this can be
* used then to set the delegate back after that certain element has been
* closed.
*
* If this method is not implemented in the delegate, the default is to throw
* an OFMalformedXMLException.
*
* \param builder The builder which did not expect the close tag
* \param name The name of the close tag
* \param prefix The prefix of the close tag
* \param ns The namespace of the close tag
*/
- (void)elementBuilder: (OFXMLElementBuilder*)builder
didNotExpectCloseTag: (OFString*)name
withPrefix: (OFString*)prefix
namespace: (OFString*)ns;
/**
* \brief This callback is called when the XML parser for the element builder
* found an unknown entity.
*
* \param entity The name of the entity
* \return The substitution for the entity
*/
- (OFString*)elementBuilder: (OFXMLElementBuilder*)builder
foundUnknownEntityNamed: (OFString*)entity;
@end
/**
* \brief A class implementing the OFXMLParserDelegate protocol that can build
* OFXMLElements from the document parsed by the OFXMLParser.
*
* It can also be used to build OFXMLElements from parts of the document by
* first parsing stuff using the OFXMLParser with another delegate and then
* setting the OFXMLElementBuilder as delegate for the parser.
*/
@interface OFXMLElementBuilder: OFObject <OFXMLParserDelegate>
{
OFMutableArray *stack;
id <OFXMLElementBuilderDelegate> delegate;
}
#ifdef OF_HAVE_PROPERTIES
@property (assign) id <OFXMLElementBuilderDelegate> delegate;
#endif
/**
* \brief Creates a new element builder.
*
* \return A new, autoreleased OFXMLElementBuilder
*/
+ (instancetype)elementBuilder;
/**
* \brief Returns the delegate for the OFXMLElementBuilder.
*
* \return The delegate for the OFXMLElementBuilder
*/
- (id <OFXMLElementBuilderDelegate>)delegate;
/**
* \brief Sets the delegate for the OFXMLElementBuilder.
*
* \param delegate The delegate for the OFXMLElementBuilder
*/
- (void)setDelegate: (id <OFXMLElementBuilderDelegate>)delegate;
@end
@interface OFObject (OFXMLElementBuilderDelegate) <OFXMLElementBuilderDelegate>
@end
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#import "OFObject.h"
#import "OFXMLParser.h"
@class OFMutableArray;
@class OFXMLElement;
@class OFXMLElementBuilder;
/*!
* @brief A protocol that needs to be implemented by delegates for
* OFXMLElementBuilder.
*/
#ifndef OF_XML_ELEMENT_BUILDER_M
@protocol OFXMLElementBuilderDelegate <OFObject>
#else
@protocol OFXMLElementBuilderDelegate
#endif
/*!
* @brief This callback is called when the OFXMLElementBuilder built an element.
*
* If the OFXMLElementBuilder was used as a delegate for the OFXMLParser since
* parsing started, this will return the complete document as an OFXMLElement
* with all children.
*
* @param builder The builder which built an OFXMLElement
* @param elem The OFXMLElement the OFXMLElementBuilder built
*/
- (void)elementBuilder: (OFXMLElementBuilder*)builder
didBuildElement: (OFXMLElement*)element;
#ifdef OF_HAVE_OPTIONAL_PROTOCOLS
@optional
#endif
/*!
* @brief This callback is called when the OFXMLElementBuilder built an
* OFXMLNode which is not inside an element.
*
* This is usually called for comments or whitespace character data before the
* root element.
*
* @param builder The builder which built the OFXMLNode without parent
* @param node The OFXMLNode the OFXMLElementBuilder built
*/
- (void)elementBuilder: (OFXMLElementBuilder*)builder
didBuildParentlessNode: (OFXMLNode*)node;
/*!
* @brief This callback is called when the OFXMLElementBuilder gets a close tag
* which does not belong there.
*
* Most likely, the OFXMLElementBuilder was used to build XML only of a child
* of the root element and the root element was closed. Often the delegate is
* set to the OFXMLElementBuilder when a certain element is found, this can be
* used then to set the delegate back after that certain element has been
* closed.
*
* If this method is not implemented in the delegate, the default is to throw
* an OFMalformedXMLException.
*
* @param builder The builder which did not expect the close tag
* @param name The name of the close tag
* @param prefix The prefix of the close tag
* @param ns The namespace of the close tag
*/
- (void)elementBuilder: (OFXMLElementBuilder*)builder
didNotExpectCloseTag: (OFString*)name
withPrefix: (OFString*)prefix
namespace: (OFString*)ns;
/*!
* @brief This callback is called when the XML parser for the element builder
* found an unknown entity.
*
* @param entity The name of the entity
* @return The substitution for the entity
*/
- (OFString*)elementBuilder: (OFXMLElementBuilder*)builder
foundUnknownEntityNamed: (OFString*)entity;
@end
/*!
* @brief A class implementing the OFXMLParserDelegate protocol that can build
* OFXMLElements from the document parsed by the OFXMLParser.
*
* It can also be used to build OFXMLElements from parts of the document by
* first parsing stuff using the OFXMLParser with another delegate and then
* setting the OFXMLElementBuilder as delegate for the parser.
*/
@interface OFXMLElementBuilder: OFObject <OFXMLParserDelegate>
{
OFMutableArray *stack;
id <OFXMLElementBuilderDelegate> delegate;
}
#ifdef OF_HAVE_PROPERTIES
@property (assign) id <OFXMLElementBuilderDelegate> delegate;
#endif
/*!
* @brief Creates a new element builder.
*
* @return A new, autoreleased OFXMLElementBuilder
*/
+ (instancetype)elementBuilder;
/*!
* @brief Returns the delegate for the OFXMLElementBuilder.
*
* @return The delegate for the OFXMLElementBuilder
*/
- (id <OFXMLElementBuilderDelegate>)delegate;
/*!
* @brief Sets the delegate for the OFXMLElementBuilder.
*
* @param delegate The delegate for the OFXMLElementBuilder
*/
- (void)setDelegate: (id <OFXMLElementBuilderDelegate>)delegate;
@end
@interface OFObject (OFXMLElementBuilderDelegate) <OFXMLElementBuilderDelegate>
@end
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