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{Variables support}
function GetField(ai:PARGUMENTSINFO):int_ptr; cdecl;
var
i,j:integer;
res,ws:pWideChar;
s:array [0..31] of WideChar;
rs:boolean;
si:pSongInfo;
begin
i:=0;
repeat
ws:=vars[i].alias;
if ws=nil then
ws:=vars[i].name;
if lstrcmpiw(PWideChar(ai^.argv^),ws)=0 then
break;
inc(i);
until i=numvars;
ws:=nil;
j:=-1;
rs:=true;
si:=pointer(CallService(MS_WAT_RETURNGLOBAL,0,0));
case i of
mn_wndtext: ws:=si^.wndtext;
mn_artist : ws:=si^.artist;
mn_title : ws:=si^.title;
mn_album : ws:=si^.album;
mn_genre : ws:=si^.genre;
mn_file : begin ws:=si^.mfile; rs:=false; end;
mn_year : ws:=si^.year;
mn_comment: ws:=si^.comment;
mn_player : begin
StrCopyW(s,si^.player);
case PlayerCaps of
1: LowerCase(s);
2: UpperCase(s);
end;
ws:=@s;
end;
mn_lyric : ws:=si^.lyric;
mn_cover : ws:=si^.cover;
mn_txtver : ws:=si^.txtver;
mn_type: begin
GetExt(si^.mfile,s);
if LoCaseType=BST_CHECKED then
LowerCase(s);
// else
// UpperCase(s);
ws:=@s;
end;
mn_size: begin
IntToK(s,si^.fsize,FSizeMode,FSPrecision,FSizePost);
ws:=@s;
end;
mn_fps: begin
IntToStr(s,si^.fps div 100);
ws:=@s;
while ws^<>#0 do inc(ws);
ws^:='.';
IntToStr(ws+1,si^.fps mod 100);
ws:=@s;
end;
mn_codec: begin
s[0]:=WideChar( si^.codec and $FF);
s[1]:=WideChar((si^.codec shr 8) and $FF);
s[2]:=WideChar((si^.codec shr 16) and $FF);
s[3]:=WideChar((si^.codec shr 24) and $FF);
s[4]:=#0;
ws:=@s;
end;
mn_vbr: if si^.vbr<>0 then
ws:=chVBR
else if WriteCBR<>0 then
ws:=chCBR;
mn_status: case si^.status of
WAT_MES_STOPPED: ws:=TranslateW(splStopped);
WAT_MES_PLAYING: ws:=TranslateW(splPlaying);
WAT_MES_PAUSED : ws:=TranslateW(splPaused);
end;
mn_nstatus: case si^.status of
WAT_MES_STOPPED: ws:=splStopped;
WAT_MES_PLAYING: ws:=splPlaying;
WAT_MES_PAUSED : ws:=splPaused;
end;
mn_mono: begin
case si^.channels of
1: ws:=chMono;
2: ws:=chStereo;
5,6: ws:=ch51;
end;
end;
mn_playerhome: ws:=si^.url;
else
begin
case i of
mn_volume : j:=loword(si^.volume);
mn_width : j:=si^.width;
mn_height : j:=si^.height;
mn_kbps,
mn_bitrate : j:=si^.kbps;
mn_khz,
mn_samplerate: j:=si^.khz;
mn_channels : j:=si^.channels;
mn_track : j:=si^.track;
mn_percent: begin
if si^.total>0 then
j:=(si^.time*100) div si^.total
else
j:=0;
end;
else
begin
case i of
mn_total,
mn_length : IntToTime(s,si^.total);
mn_time : IntToTime(s,si^.time);
mn_version: IntToHex (s,si^.plyver);
else
result:=0;
exit;
end;
ws:=@s;
end;
end;
end;
end;
if (ws=nil) and (j>=0) then
begin
IntToStr(s,j);
ws:=@s;
end;
StrDupW(ws,ws);
If rs and (ReplaceSpc=BST_CHECKED) then
CharReplaceW(ws,'_',' ');
i:=StrLenW(ws);
mGetMem(res,(i+1)*SizeOf(WideChar));
if ws<>nil then
begin
StrCopyW(res,ws);
mFreeMem(ws);
end
else
res[0]:=#0;
result:=int_ptr(res);
end;
function FreeField(szReturn:PAnsiChar):int; cdecl;
begin
mFreeMem(szReturn);
result:=1;
end;
procedure RegisterVariables;
const
Prefix:PAnsiChar = 'WATrack'#9;
var
rt:TTOKENREGISTER;
i,j:integer;
s:array [0..127] of AnsiChar;
p:pvar;
begin
if not isVarsInstalled then
exit;
rt.cbSize :=SizeOf(rt);
rt.memType :=TR_MEM_OWNER;
rt.flags :=TRF_FIELD or TRF_CLEANUP or
TRF_UNICODE or TRF_PARSEFUNC or TRF_CLEANUPFUNC;
rt.szService :=@GetField;
rt.szCleanupService:=@FreeField;
j:=StrLen(Prefix);
move(Prefix^,s,j);
rt.szHelpText:=@s;
for i:=0 to numvars-1 do
begin
p:=@vars[i];
rt.szTokenString.w:=p.alias;
if rt.szTokenString.w=nil then
rt.szTokenString.w:=p.name;
if p.help<>nil then
StrCopy(s+j,p.help);
CallService(MS_VARS_REGISTERTOKEN,0,lparam(@rt));
end;
end;
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