I display the runtime of the currently visible playqueue in the bottom
right of the screen. When the collection manager is visible, I hide
this label.
Signed-off-by: Anna Schumaker <schumaker.anna@gmail.com>
Now it says "Collection" to match "Collection Manager" it was either
this or have a "Library" tab and a "Library Manager"
Signed-off-by: Anna Schumaker <schumaker.anna@gmail.com>
I implemented an entire Gtk::TreeModel in this commit, plus some minor
supporting code in the library to look up playlist entries by index.
Signed-off-by: Anna Schumaker <schumaker.anna@gmail.com>