Create a cell type switcher item.
It will display the type of the current active cell.
If more than one cell is selected but are of different types,
it will display '-'.
When the user changes the cell type, it will change the
cell types of the selected cells.
It can handle a change to the context.
Create a copy toolbar item.
Create a cut toolbar item.
Create an insert toolbar item.
Create a paste toolbar item.
Create a run toolbar item.
Create save button toolbar item.
Get the default toolbar items for panel
Generated using TypeDoc
A namespace for the default toolbar items.