new feature: locate song in tag editor

src/help.cpp

@@ -204,6 +204,9 @@ void Help::GetKeybindings()
 	*w << DisplayKeys(Key.ToggleFindMode)		<< "Toggle find mode (normal/wrapped)\n";
 	*w << DisplayKeys(Key.GoToContainingDir)	<< "Locate song in browser\n";
 	*w << DisplayKeys(Key.GoToMediaLibrary)		<< "Locate current song in media library\n";
+#	ifdef HAVE_TAGLIB_H
+	*w << DisplayKeys(Key.GoToTagEditor)		<< "Locate current song in tag editor\n";
+#	endif // HAVE_TAGLIB_H
 	*w << DisplayKeys(Key.ToggleDisplayMode)	<< "Toggle display mode\n";
 	*w << DisplayKeys(Key.ToggleInterface)		<< "Toggle user interface\n";
 	*w << DisplayKeys(Key.GoToPosition)		<< "Go to given position in current song (in % by default)\n";

src/ncmpcpp.cpp

@@ -1614,6 +1614,14 @@ int main(int argc, char *argv[])
 			if (s)
 				myLibrary->LocateSong(*s);
 		}
+#		ifdef HAVE_TAGLIB_H
+		else if (Keypressed(input, Key.GoToTagEditor))
+		{
+			CHECK_MPD_MUSIC_DIR;
+			if (Song *s = myScreen->CurrentSong())
+				myTagEditor->LocateSong(*s);
+		}
+#		endif // HAVE_TAGLIB_H
 		else if (Keypressed(input, Key.GoToPosition))
 		{
 			if (!Mpd.GetTotalTime())

src/settings.cpp

@@ -224,6 +224,7 @@ void NcmpcppKeys::SetDefaults()
 	GoToNowPlaying[0] = 'o';
 	GoToContainingDir[0] = 'G';
 	GoToMediaLibrary[0] = '~';
+	GoToTagEditor[0] = 'E';
 	ToggleAutoCenter[0] = 'U';
 	ToggleDisplayMode[0] = 'p';
 	ToggleInterface[0] = '\\';
@@ -303,6 +304,7 @@ void NcmpcppKeys::SetDefaults()
 	GoToNowPlaying[1] = NullKey;
 	GoToContainingDir[1] = NullKey;
 	GoToMediaLibrary[1] = NullKey;
+	GoToTagEditor[1] = NullKey;
 	ToggleAutoCenter[1] = NullKey;
 	ToggleDisplayMode[1] = NullKey;
 	ToggleInterface[1] = NullKey;

src/settings.h

@@ -128,6 +128,7 @@ struct NcmpcppKeys
 	int GoToNowPlaying[2];
 	int GoToContainingDir[2];
 	int GoToMediaLibrary[2];
+	int GoToTagEditor[2];
 	int ToggleAutoCenter[2];
 	int ToggleDisplayMode[2];
 	int ToggleInterface[2];

src/tag_editor.cpp

@@ -847,6 +847,63 @@ void TagEditor::PrevColumn()
 	}
 }
 
+void TagEditor::LocateSong(const MPD::Song &s)
+{
+	if (s.GetDirectory().empty())
+		return;
+	
+	if (LeftColumn == Albums)
+	{
+		Config.albums_in_tag_editor = false;
+		if (w == LeftColumn)
+			w = Dirs;
+		LeftColumn = Dirs;
+	}
+		
+	if (Global::myScreen != this)
+		SwitchTo();
+	
+	// go to right directory
+	if (itsBrowsedDir != s.GetDirectory())
+	{
+		itsBrowsedDir = s.GetDirectory();
+		itsBrowsedDir = itsBrowsedDir.substr(0, itsBrowsedDir.find('/'));
+		if (itsBrowsedDir.empty())
+			itsBrowsedDir = "/";
+		Dirs->Clear();
+		Update();
+	}
+	if (itsBrowsedDir == "/")
+		Dirs->Reset(); // go to the first pos, which is "." (music dir root)
+	
+	// highlight directory we need and get files from it
+	std::string dir = ExtractTopDirectory(s.GetDirectory());
+	for (size_t i = 0; i < Dirs->Size(); ++i)
+	{
+		if ((*Dirs)[i].first == dir)
+		{
+			Dirs->Highlight(i);
+			break;
+		}
+	}
+	Tags->Clear();
+	Update();
+	
+	// go to the right column
+	NextColumn();
+	NextColumn();
+	
+	// highlight our file
+	for (size_t i = 0; i < Tags->Size(); ++i)
+	{
+		if ((*Tags)[i].GetHash() == s.GetHash())
+		{
+			Tags->Highlight(i);
+			break;
+		}
+	}
+}
+
 void TagEditor::ReadTags(MPD::Song &s)
 {
 	TagLib::FileRef f(s.GetFile().c_str());

src/tag_editor.h

@@ -68,6 +68,8 @@ class TagEditor : public Screen<Window>
 		void NextColumn();
 		void PrevColumn();
 		
+		void LocateSong(const MPD::Song &s);
+		
 		Menu<string_pair> *LeftColumn;
 		Menu<string_pair> *Albums;
 		Menu<string_pair> *Dirs;