Priority items:

Decision table grid

• Make popup editor (left click) fully operable with keyboard
• Make options menu (right click) fully operable with keyboard
• Always show focus indicator
• Correct the tab order
• Tab vs. Enter vs. Arrows to move round within grid
• Nested grids - need further definition of how it should work with the keyboard

Data type editor

• Fix the tab order within editing a row
• Fix tab order within list so that user can get to the Edit button and kebab menu
• Future design including keyboard operation

Test scenario editor

• Make popup editor (left click) fully operable with keyboard
• Make options menu (right click) fully operable with keyboard
• Always show focus indicator
• Correct the tab order
• Tab vs. Enter vs. Arrows to move around within grid

See more details in the Keyboard Navigation Guidelines https://docs.google.com/document/d/13XYx-IaVm_49J-j0MboPVsHWS8aTlG5ByeIfneu5ou4/edit#