96 lines
3.0 KiB
C++
96 lines
3.0 KiB
C++
#ifndef NULLSOFT_IFC_PLAYLISTLOADERCALLBACK_H
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#define NULLSOFT_IFC_PLAYLISTLOADERCALLBACK_H
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#include <bfc/dispatch.h>
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#include <bfc/platform/types.h>
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#include "ifc_plentryinfo.h"
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#ifndef FILENAME_SIZE
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#define FILENAME_SIZE (MAX_PATH * 4)
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#endif
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#ifndef FILETITLE_SIZE
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#define FILETITLE_SIZE 400
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#endif
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class ifc_playlistinfo; // TODO
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class ifc_playlistloadercallback : public Dispatchable
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{
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protected:
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ifc_playlistloadercallback() {}
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~ifc_playlistloadercallback() {}
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public:
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// return 0 to continue enumeration, or 1 to quit
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// title will be NULL if no title found, length will be -1
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int OnFile( const wchar_t *filename, const wchar_t *title, int lengthInMS, ifc_plentryinfo *info );
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void OnFileOld( const wchar_t *filename, const wchar_t *title, int lengthInMS, ifc_plentryinfo *info );
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// numEntries is just a hint, there is no gaurantee. 0 means "don't know"
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int OnPlaylistInfo( const wchar_t *playlistName, size_t numEntries, ifc_plentryinfo *info );
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void OnPlaylistInfoOld( const wchar_t *playlistName, size_t numEntries, ifc_plentryinfo *info );
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const wchar_t *GetBasePath(); // return 0 to use playlist file path as base (or just don't implement)
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DISPATCH_CODES
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{
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IFC_PLAYLISTLOADERCALLBACK_ONFILE = 10,
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IFC_PLAYLISTLOADERCALLBACK_ONFILE_RET = 11,
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IFC_PLAYLISTLOADERCALLBACK_ONPLAYLISTINFO = 20,
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IFC_PLAYLISTLOADERCALLBACK_ONPLAYLISTINFO_RET = 21,
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IFC_PLAYLISTLOADERCALLBACK_GETBASEPATH = 30,
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};
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enum
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{
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LOAD_CONTINUE = 0,
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LOAD_ABORT = 1,
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};
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};
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inline void ifc_playlistloadercallback::OnFileOld( const wchar_t *filename, const wchar_t *title, int lengthInMS, ifc_plentryinfo *info )
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{
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_voidcall( IFC_PLAYLISTLOADERCALLBACK_ONFILE, filename, title, lengthInMS, info );
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}
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inline int ifc_playlistloadercallback::OnFile( const wchar_t *filename, const wchar_t *title, int lengthInMS, ifc_plentryinfo *info )
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{
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void *params[ 4 ] = { &filename, &title, &lengthInMS, &info };
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int retval;
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if ( _dispatch( IFC_PLAYLISTLOADERCALLBACK_ONFILE_RET, &retval, params, 4 ) == 0 )
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{
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_dispatch( IFC_PLAYLISTLOADERCALLBACK_ONFILE, 0, params, 4 );
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return LOAD_CONTINUE;
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}
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return retval;
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}
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inline void ifc_playlistloadercallback::OnPlaylistInfoOld( const wchar_t *playlistName, size_t numEntries, ifc_plentryinfo *info )
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{
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_voidcall( IFC_PLAYLISTLOADERCALLBACK_ONPLAYLISTINFO, playlistName, numEntries, info );
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}
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inline int ifc_playlistloadercallback::OnPlaylistInfo( const wchar_t *playlistName, size_t numEntries, ifc_plentryinfo *info )
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{
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void *params[ 3 ] = { &playlistName, &numEntries, &info };
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int retval;
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if ( _dispatch( IFC_PLAYLISTLOADERCALLBACK_ONPLAYLISTINFO_RET, &retval, params, 3 ) == 0 )
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{
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_dispatch( IFC_PLAYLISTLOADERCALLBACK_ONPLAYLISTINFO, 0, params, 3 );
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return LOAD_CONTINUE;
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}
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return retval;
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}
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inline const wchar_t *ifc_playlistloadercallback::GetBasePath()
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{
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return _call( IFC_PLAYLISTLOADERCALLBACK_GETBASEPATH, (const wchar_t *)0 );
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}
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#endif |