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authorarseny.kapoulkine <arseny.kapoulkine@99668b35-9821-0410-8761-19e4c4f06640>2009-01-05 22:16:46 +0000
committerarseny.kapoulkine <arseny.kapoulkine@99668b35-9821-0410-8761-19e4c4f06640>2009-01-05 22:16:46 +0000
commit29e7b7bfd39d8acea0346c236a7c11d15d5376e2 (patch)
tree0cd33840e2094b0a2a6dde507202f4662f53404e /src/pugixml.hpp
parente59c153d9741f76ed6b07ea405484c3374decd8b (diff)
Node/document saving is now performed via new xml_writer interface, save_file now works without STL
git-svn-id: http://pugixml.googlecode.com/svn/trunk@97 99668b35-9821-0410-8761-19e4c4f06640
Diffstat (limited to 'src/pugixml.hpp')
-rw-r--r--src/pugixml.hpp84
1 files changed, 75 insertions, 9 deletions
diff --git a/src/pugixml.hpp b/src/pugixml.hpp
index 927d18e..bebc246 100644
--- a/src/pugixml.hpp
+++ b/src/pugixml.hpp
@@ -289,6 +289,67 @@ namespace pugi
#endif
/**
+ * Abstract writer class
+ * \see xml_node::print
+ */
+ class xml_writer
+ {
+ public:
+ /**
+ * Virtual dtor
+ */
+ virtual ~xml_writer() {}
+
+ /**
+ * Write memory chunk into stream/file/whatever
+ *
+ * \param data - data pointer
+ * \param size - data size
+ */
+ virtual void write(const void* data, size_t size) = 0;
+ };
+
+ /** xml_writer implementation for FILE*
+ * \see xml_writer
+ */
+ class xml_writer_file: public xml_writer
+ {
+ public:
+ /**
+ * Construct writer instance
+ *
+ * \param file - this is FILE* object, void* is used to avoid header dependencies on stdio
+ */
+ xml_writer_file(void* file);
+
+ virtual void write(const void* data, size_t size);
+
+ private:
+ void* file;
+ };
+
+ #ifndef PUGIXML_NO_STL
+ /** xml_writer implementation for streams
+ * \see xml_writer
+ */
+ class xml_writer_stream: public xml_writer
+ {
+ public:
+ /**
+ * Construct writer instance
+ *
+ * \param stream - output stream object
+ */
+ xml_writer_stream(std::ostream& stream);
+
+ virtual void write(const void* data, size_t size);
+
+ private:
+ std::ostream* stream;
+ };
+ #endif
+
+ /**
* A light-weight wrapper for manipulating attributes in DOM tree.
* Note: xml_attribute does not allocate any memory for the attribute it wraps; it only wraps a
* pointer to existing attribute.
@@ -947,7 +1008,7 @@ namespace pugi
*/
template <typename Predicate> xml_node find_node(Predicate pred) const;
-#ifndef PUGIXML_NO_STL
+ #ifndef PUGIXML_NO_STL
/**
* Get the absolute node path from root as a text string.
*
@@ -955,7 +1016,7 @@ namespace pugi
* \return path string (e.g. '/bookstore/book/author').
*/
std::string path(char delimiter = '/') const;
-#endif
+ #endif
/**
* Search for a node by path.
@@ -1014,17 +1075,15 @@ namespace pugi
/// \internal Document order or 0 if not set
unsigned int document_order() const;
- #ifndef PUGIXML_NO_STL
/**
- * Print subtree to stream
+ * Print subtree to writer
*
- * \param os - output stream
+ * \param writer - writer object
* \param indent - indentation string
* \param flags - formatting flags
* \param depth - starting depth (used for indentation)
*/
- void print(std::ostream& os, const char* indent = "\t", unsigned int flags = format_default, unsigned int depth = 0);
- #endif
+ void print(xml_writer& writer, const char* indent = "\t", unsigned int flags = format_default, unsigned int depth = 0);
};
#ifdef __BORLANDC__
@@ -1381,7 +1440,15 @@ namespace pugi
*/
bool parse(const transfer_ownership_tag&, char* xmlstr, unsigned int options = parse_default);
-#ifndef PUGIXML_NO_STL
+ /**
+ * Save XML to writer
+ *
+ * \param writer - writer object
+ * \param indent - indentation string
+ * \param flags - formatting flags
+ */
+ void save(xml_writer& writer, const char* indent = "\t", unsigned int flags = format_default);
+
/**
* Save XML to file
*
@@ -1391,7 +1458,6 @@ namespace pugi
* \return success flag
*/
bool save_file(const char* name, const char* indent = "\t", unsigned int flags = format_default);
-#endif
/**
* Compute document order for the whole tree