Salastil/ncmpcpp
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make Playlist::NowPlayingSong() return pointer, not reference

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This commit is contained in:
Andrzej Rybczak
2009-02-19 00:00:31 +01:00
parent 072f611896
commit 3b32d84a76
5 changed files with 37 additions and 32 deletions
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7
src/lyrics.cpp
View File

@@ -78,8 +78,8 @@ void Lyrics::Update()
if (!Reload)
return;
const MPD::Song &s = myPlaylist->NowPlayingSong();
if (!s.GetArtist().empty() && !s.GetTitle().empty())
const MPD::Song *s = myPlaylist->NowPlayingSong();
if (s && !s->GetArtist().empty() && !s->GetTitle().empty())
SwitchTo();
else
Reload = 0;
@@ -106,7 +106,7 @@ void Lyrics::SwitchTo()
}
# endif
const MPD::Song *s = Reload ? &myPlaylist->NowPlayingSong() : myScreen->CurrentSong();
const MPD::Song *s = Reload ? myPlaylist->NowPlayingSong() : myScreen->CurrentSong();
if (!s)
return;
@@ -117,6 +117,7 @@ void Lyrics::SwitchTo()
Resize();
itsScrollBegin = 0;
itsSong = *s;
itsSong.Localize();
if (!Reload)
{
myOldScreen = myScreen;

32
src/ncmpcpp.cpp
View File

@@ -851,12 +851,12 @@ int main(int argc, char *argv[])
}
else if (Keypressed(input, Key.SeekForward) || Keypressed(input, Key.SeekBackward))
{
if (!myPlaylist->isPlaying())
const Song *s = myPlaylist->NowPlayingSong();
if (!s)
continue;
const Song &s = Mpd->GetCurrentSong();
if (!s.GetTotalLength())
if (!s->GetTotalLength())
{
ShowMessage("Unknown item length!");
continue;
@@ -877,13 +877,13 @@ int main(int argc, char *argv[])
int howmuch = Config.incremental_seeking ? (timer-t)/2+Config.seek_time : Config.seek_time;
if (songpos < s.GetTotalLength() && Keypressed(input, Key.SeekForward))
if (songpos < s->GetTotalLength() && Keypressed(input, Key.SeekForward))
{
songpos += howmuch;
if (songpos > s.GetTotalLength())
songpos = s.GetTotalLength();
if (songpos > s->GetTotalLength())
songpos = s->GetTotalLength();
}
if (songpos < s.GetTotalLength() && songpos > 0 && Keypressed(input, Key.SeekBackward))
if (songpos < s->GetTotalLength() && songpos > 0 && Keypressed(input, Key.SeekBackward))
{
songpos -= howmuch;
if (songpos < 0)
@@ -891,9 +891,9 @@ int main(int argc, char *argv[])
}
wFooter->Bold(1);
string tracklength = "[" + Song::ShowTime(songpos) + "/" + s.GetLength() + "]";
string tracklength = "[" + Song::ShowTime(songpos) + "/" + s->GetLength() + "]";
*wFooter << XY(wFooter->GetWidth()-tracklength.length(), 1) << tracklength;
double progressbar_size = (double)songpos/(s.GetTotalLength());
double progressbar_size = (double)songpos/(s->GetTotalLength());
int howlong = wFooter->GetWidth()*progressbar_size;
mvwhline(wFooter->Raw(), 0, 0, 0, wFooter->GetWidth());
@@ -1211,12 +1211,12 @@ int main(int argc, char *argv[])
}
else if (Keypressed(input, Key.GoToPosition))
{
if (!myPlaylist->isPlaying())
const Song *s = myPlaylist->NowPlayingSong();
if (!s)
continue;
const Song &s = Mpd->GetCurrentSong();
if (!s.GetTotalLength())
if (!s->GetTotalLength())
{
ShowMessage("Unknown item length!");
continue;
@@ -1226,7 +1226,7 @@ int main(int argc, char *argv[])
string position = wFooter->GetString(3);
int newpos = StrToInt(position);
if (newpos > 0 && newpos < 100 && !position.empty())
Mpd->Seek(s.GetTotalLength()*newpos/100.0);
Mpd->Seek(s->GetTotalLength()*newpos/100.0);
UnlockStatusbar();
}
else if (Keypressed(input, Key.ReverseSelection))
@@ -1382,7 +1382,7 @@ int main(int argc, char *argv[])
// if mpd deletes now playing song deletion will be sluggishly slow
// then so we have to assure it will be deleted at the very end.
if (myPlaylist->isPlaying() && !myPlaylist->Main()->isSelected(myPlaylist->NowPlaying))
Mpd->QueueDeleteSongId(myPlaylist->NowPlayingSong().GetID());
Mpd->QueueDeleteSongId(myPlaylist->NowPlayingSong()->GetID());
ShowMessage("Deleting all items but selected...");
Mpd->CommitQueue();

10
src/playlist.cpp
View File

@@ -327,10 +327,14 @@ std::string Playlist::TotalLength()
return result.str();
}
const MPD::Song &Playlist::NowPlayingSong()
const MPD::Song *Playlist::NowPlayingSong()
{
static MPD::Song null;
return isPlaying() ? w->at(NowPlaying) : null;
bool was_filtered = w->isFiltered();
w->ShowAll();
const MPD::Song *s = isPlaying() ? &w->at(NowPlaying) : 0;
if (was_filtered)
w->ShowFiltered();
return s;
}
std::string Playlist::SongToString(const MPD::Song &s, void *data)

2
src/playlist.h
View File

@@ -51,7 +51,7 @@ class Playlist : public Screen< Menu<MPD::Song> >
virtual List *GetList() { return w; }
bool isPlaying() { return NowPlaying >= 0 && !w->Empty(); }
const MPD::Song &NowPlayingSong();
const MPD::Song *NowPlayingSong();
void Sort();

18
src/status.cpp
View File

@@ -351,26 +351,26 @@ void NcmpcppStatusChanged(Connection *Mpd, StatusChanges changed, void *)
}
if (changed.ElapsedTime)
{
const Song &s = Mpd->GetCurrentSong();
if (!player_state.empty() && !s.Empty())
const Song *s = myPlaylist->NowPlayingSong();
if (s)
{
int elapsed = Mpd->GetElapsedTime();
// 'repeat one' mode check - be sure that we deal with item with known length
if (s.GetTotalLength() && elapsed == s.GetTotalLength()-1)
if (s->GetTotalLength() && elapsed == s->GetTotalLength()-1)
repeat_one_allowed = 1;
WindowTitle(utf_to_locale_cpy(s.toString(Config.song_window_title_format)));
WindowTitle(utf_to_locale_cpy(s->toString(Config.song_window_title_format)));
if (!block_statusbar_update && Config.statusbar_visibility)
{
string tracklength;
if (s.GetTotalLength())
if (s->GetTotalLength())
{
tracklength = " [";
tracklength += Song::ShowTime(elapsed);
tracklength += "/";
tracklength += s.GetLength();
tracklength += s->GetLength();
tracklength += "]";
}
else
@@ -381,17 +381,17 @@ void NcmpcppStatusChanged(Connection *Mpd, StatusChanges changed, void *)
}
*wFooter << XY(0, 1) << wclrtoeol << player_state
<< fmtBoldEnd
<< Scroller(utf_to_locale_cpy(s.toString(Config.song_status_format)), wFooter->GetWidth()-player_state.length()-tracklength.length(), playing_song_scroll_begin)
<< Scroller(utf_to_locale_cpy(s->toString(Config.song_status_format)), wFooter->GetWidth()-player_state.length()-tracklength.length(), playing_song_scroll_begin)
<< fmtBold
<< XY(wFooter->GetWidth()-tracklength.length(), 1) << tracklength;
}
if (!block_progressbar_update)
{
double progressbar_size = (double)elapsed/(s.GetTotalLength());
double progressbar_size = (double)elapsed/(s->GetTotalLength());
int howlong = wFooter->GetWidth()*progressbar_size;
wFooter->SetColor(Config.progressbar_color);
mvwhline(wFooter->Raw(), 0, 0, 0, wFooter->GetWidth());
if (s.GetTotalLength())
if (s->GetTotalLength())
{
mvwhline(wFooter->Raw(), 0, 0, '=',howlong);
mvwaddch(wFooter->Raw(), 0, howlong, '>');