winamp/Src/xml/obj_xml.h

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2024-09-24 12:54:57 +00:00
#ifndef NULLSOFT_XML_OBJ_XML_H
#define NULLSOFT_XML_OBJ_XML_H
#include <bfc/dispatch.h>
#include <bfc/platform/types.h>
class ifc_xmlreadercallback;
enum
{
OBJ_XML_SUCCESS=0,
OBJ_XML_FAILURE=1,
OBJ_XML_NOTIMPLEMENTED=2,
/* these two are for backwards compatability. we'll get rid of them eventually so don't use these values */
API_XML_SUCCESS=0,
API_XML_FAILURE=1,
};
class NOVTABLE obj_xml : public Dispatchable
{
public:
void xmlreader_registerCallback(const wchar_t *matchstr, ifc_xmlreadercallback *callback);
void xmlreader_unregisterCallback(ifc_xmlreadercallback *callback);
int xmlreader_open();
int xmlreader_open_namespace();
void xmlreader_oldfeed(const void *data, size_t dataSize); // no error return value, for backwards compat
int xmlreader_feed(const void *data, size_t dataSize); // call with 0, 0 to flush fed data. use at the end of a file
void xmlreader_close();
void xmlreader_interrupt(); // causes parsing of the already-fed data to stop, and picks up with any new data you feed
void xmlreader_resume(); // call resume when you're ready to go back to the already-fed data
void xmlreader_reset(); // call to allow an existing obj_xml object to parse a new file. keeps your existing callbacks
void xmlreader_setEncoding(const wchar_t *encoding); // call to manually set encoding (maybe from HTTP headers)
/** by default, callback matches are not case sensitive.
** also, the xmlpath value sent to callbacks is convertered to UPPERCASE
** although this behaviour might not make sense, it is the default for compatability reasons.
** call this function to make matches case sensitive and to make the object pass you the xmlpath "as-is"
**/
int xmlreader_setCaseSensitive(); // makes the callback matching case sensitive. call this before registering callbacks.
DISPATCH_CODES
{
OBJ_XML_REGISTERCALLBACK = 0,
OBJ_XML_UNREGISTERCALLBACK = 10,
OBJ_XML_OPEN = 20,
OBJ_XML_OPEN2 = 21,
OBJ_XML_OLDFEED =30,
OBJ_XML_FEED = 31,
OBJ_XML_CLOSE = 40,
// OBJ_XML_CLONE = 50,
OBJ_XML_INTERRUPT = 60,
OBJ_XML_RESUME = 70,
OBJ_XML_RESET = 80,
OBJ_XML_SETENCODING = 90,
OBJ_XML_SETCASESENSITIVE=100,
};
};
inline void obj_xml::xmlreader_registerCallback(const wchar_t *matchstr, ifc_xmlreadercallback *callback)
{
_voidcall(OBJ_XML_REGISTERCALLBACK, matchstr, callback);
}
inline void obj_xml::xmlreader_unregisterCallback(ifc_xmlreadercallback *callback)
{
_voidcall(OBJ_XML_UNREGISTERCALLBACK, callback);
}
inline int obj_xml::xmlreader_open()
{
return _call(OBJ_XML_OPEN, (int)OBJ_XML_FAILURE);
}
inline int obj_xml::xmlreader_open_namespace()
{
return _call(OBJ_XML_OPEN2, (int)OBJ_XML_FAILURE);
}
inline void obj_xml::xmlreader_oldfeed(const void *data, size_t dataSize)
{
_voidcall(OBJ_XML_OLDFEED, data, dataSize);
}
inline int obj_xml::xmlreader_feed(const void *data, size_t dataSize)
{
return _call(OBJ_XML_FEED, (int)OBJ_XML_FAILURE, data, dataSize);
}
inline void obj_xml::xmlreader_close()
{
_voidcall(OBJ_XML_CLOSE);
}
inline void obj_xml::xmlreader_interrupt()
{
_voidcall(OBJ_XML_INTERRUPT);
}
inline void obj_xml::xmlreader_resume()
{
_voidcall(OBJ_XML_RESUME);
}
inline void obj_xml::xmlreader_reset()
{
_voidcall(OBJ_XML_RESET);
}
inline void obj_xml::xmlreader_setEncoding(const wchar_t *encoding)
{
_voidcall(OBJ_XML_SETENCODING, encoding);
}
inline int obj_xml::xmlreader_setCaseSensitive()
{
return _call(OBJ_XML_SETCASESENSITIVE, (int)OBJ_XML_NOTIMPLEMENTED);
}
// {3DB2A390-BE91-41f3-BEC6-B736EC7792CA}
static const GUID obj_xmlGUID =
{ 0x3db2a390, 0xbe91, 0x41f3, { 0xbe, 0xc6, 0xb7, 0x36, 0xec, 0x77, 0x92, 0xca } };
extern obj_xml *xmlApi;
#endif