Construct the cell list.
A signal emitted when the cell list has changed.
Test whether the cell list has been disposed.
Get the length of the cell list.
The number of cells in the cell list.
Create an iterator over the cells in the cell list.
A new iterator starting at the front of the cell list.
Get the cell at the specified index.
The positive integer index of interest.
The cell at the specified index.
A cell list object that supports undo/redo.