UISPEC

UI Specification

+ WARNING: The user must disable auto-lock in the device settings

Terminology:

Left click - clicking and releasing left button

Right click - clicking and releasing right button

Double click - clicking and releasing both left and right

Left hold - clicking and holding left button

Right hold - clicking and holding right button

Double hold - clicking and holding both left and right

UI pages:

A. 'Welcome' page

Layout:

Screen 1. (default)

LINE1:
LINE2:                      Cosmos TEST!
LINE3: [tendermint icon]    Validator       [down icon]

"TEST!" is only shown when the application has been compiled in TEST mode.

Screen 2.

LINE1:
LINE2:  [up icon]             About         [down icon]
LINE3:

Screen 3.

LINE1:
LINE2: [up icon] [quit icon] Quit app
LINE3:

Interface:

Left click

Moves to the previous screen.

Right click

Moves to the next screen.

Left and Right clicked together on the Screen #3

Exits the app.

B. 'Initialization' page

Layout:

Screen 1. (default)

LINE1:  [X]       Init Validation       [OK]  
LINE2:            Height: {height}
LINE3:            Round:  {round}

• Show in the screen the values and ask for confirmation.
• While in this mode, any signature requests should be immediately rejected.
• If the user confirms the values, the ledger will initialize the values and move back to signing mode
• If the user reject, the ledger will keep values as not-initialized and move back to signing mode

C. 'Validation' page

Layout:

Screen 1. (default)

LINE1:            Validating  
LINE2:            Public Key (scrolling)
LINE3:            Height: {height}

• Buttons are disabled.
• Screen will go back to main menu after 1 minute. This counter will reset every time there is a signature.