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Dont show lines which have no info in the id3 viewer screen.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18832 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jonathan Gordon 2008-10-19 03:58:33 +00:00
parent 8c08511013
commit 5320a6a019
1 changed files with 44 additions and 29 deletions
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73
apps/screens.c
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@ -717,103 +717,108 @@ static const int id3_headers[]=
#endif
LANG_ID3_PATH,
};
struct id3view_info {
struct mp3entry* id3;
int count;
int info_id[sizeof(id3_headers)/sizeof(id3_headers[0])];
};
static char * id3_get_info(int selected_item, void* data,
char *buffer, size_t buffer_len)
{
struct mp3entry* id3 =(struct mp3entry*)data;
struct id3view_info *info = (struct id3view_info*)data;
struct mp3entry* id3 =info->id3;
int info_no=selected_item/2;
if(!(selected_item%2))
{/* header */
return( str(id3_headers[info_no]));
return( str(id3_headers[info->info_id[info_no]]));
}
else
{/* data */
char * info=NULL;
switch(info_no)
char * val=NULL;
switch(info->info_id[info_no])
{
case 0:/*LANG_ID3_TITLE*/
info=id3->title;
val=id3->title;
break;
case 1:/*LANG_ID3_ARTIST*/
info=id3->artist;
val=id3->artist;
break;
case 2:/*LANG_ID3_ALBUM*/
info=id3->album;
val=id3->album;
break;
case 3:/*LANG_ID3_ALBUMARTIST*/
info=id3->albumartist;
val=id3->albumartist;
break;
case 4:/*LANG_ID3_GROUPING*/
info=id3->grouping;
val=id3->grouping;
break;
case 5:/*LANG_ID3_DISCNUM*/
if (id3->disc_string)
info = id3->disc_string;
val = id3->disc_string;
else if (id3->discnum)
{
snprintf(buffer, buffer_len, "%d", id3->discnum);
info = buffer;
val = buffer;
}
break;
case 6:/*LANG_ID3_TRACKNUM*/
if (id3->track_string)
info = id3->track_string;
val = id3->track_string;
else if (id3->tracknum)
{
snprintf(buffer, buffer_len, "%d", id3->tracknum);
info = buffer;
val = buffer;
}
break;
case 7:/*LANG_ID3_COMMENT*/
info=id3->comment;
val=id3->comment;
break;
case 8:/*LANG_ID3_GENRE*/
info = id3->genre_string;
val = id3->genre_string;
break;
case 9:/*LANG_ID3_YEAR*/
if (id3->year_string)
info = id3->year_string;
val = id3->year_string;
else if (id3->year)
{
snprintf(buffer, buffer_len, "%d", id3->year);
info = buffer;
val = buffer;
}
break;
case 10:/*LANG_ID3_LENGTH*/
format_time(buffer, buffer_len, id3->length);
info=buffer;
val=buffer;
break;
case 11:/*LANG_ID3_PLAYLIST*/
snprintf(buffer, buffer_len, "%d/%d",
playlist_get_display_index(), playlist_amount());
info=buffer;
val=buffer;
break;
case 12:/*LANG_ID3_BITRATE*/
snprintf(buffer, buffer_len, "%d kbps%s", id3->bitrate,
id3->vbr ? str(LANG_ID3_VBR) : (const unsigned char*) "");
info=buffer;
val=buffer;
break;
case 13:/*LANG_ID3_FREQUENCY*/
snprintf(buffer, buffer_len, "%ld Hz", id3->frequency);
info=buffer;
val=buffer;
break;
#if CONFIG_CODEC == SWCODEC
case 14:/*LANG_ID3_TRACK_GAIN*/
info=id3->track_gain_string;
val=id3->track_gain_string;
break;
case 15:/*LANG_ID3_ALBUM_GAIN*/
info=id3->album_gain_string;
val=id3->album_gain_string;
break;
case 16:/*LANG_ID3_PATH*/
#else
case 14:/*LANG_ID3_PATH*/
#endif
info=id3->path;
val=id3->path;
break;
}
return info && *info ? info : (char*) str(LANG_ID3_NO_INFO);
return val && *val ? val : NULL;
}
}
@ -822,10 +827,20 @@ bool browse_id3(void)
struct gui_synclist id3_lists;
struct mp3entry* id3 = audio_current_track();
int key;
unsigned int i;
struct id3view_info info;
info.count = 0;
info.id3 = id3;
for (i=0; i<sizeof(id3_headers)/sizeof(id3_headers[0]); i++)
{
char temp[8];
info.info_id[i] = i;
if (id3_get_info((i*2)+1, &info, temp, 8) != NULL)
info.info_id[info.count++] = i;
}
gui_synclist_init(&id3_lists, &id3_get_info, id3, true, 2, NULL);
gui_synclist_set_nb_items(&id3_lists,
sizeof(id3_headers)/sizeof(id3_headers[0])*2);
gui_synclist_init(&id3_lists, &id3_get_info, &info, true, 2, NULL);
gui_synclist_set_nb_items(&id3_lists, info.count*2);
gui_synclist_draw(&id3_lists);
gui_syncstatusbar_draw(&statusbars, true);
while (true) {