[SDL 0267] Main Menu UI Updates

[theresalech]

Proposal: Main Menu UI Updates

This proposal is to update the main menu AddCommand and AddSubMenu RPCs to allow for the main menu to have the same UI capabilities as Choice in PerformInteraction popup menus.

Review: smartdevicelink/sdl_evolution#882

Steering Committee Decision:

The Steering Committee voted to accept this proposal with the following revision: additional text params should go to MenuParams.
The proposal .md file was updated to reflect these revisions on 12/17/19.

[jordynmackool]

The proposal markdown file has been updated per the revisions included in the accepted Revise SDL 0267 Main Menu UI Updates.

Accepted Revisions:

Move parameters secondaryText and tertiaryText from the request body to the MenuParams struct.

Update the proposed HMI API Changes to the following:

HMI API Changes

Common.MenuParams

<struct name="MenuParams">
    <!-- New Parameters -->
    <param name="secondaryText" maxlength="500" type="String" mandatory="false">
        <description>Optional secondary text to display</description>
    </param>
    <param name="tertiaryText" maxlength="500" type="String" mandatory="false">
        <description>Optional tertiary text to display</description>
    </param>
</struct>

AddSubmenu

<function name="UI.AddSubMenu" messagetype="request">
    <!-- New Parameters -->
    <param name="secondaryImage" type="Image" mandatory="false">
        <description>Optional secondary image struct for menu cell</description>
    </param>
</function>

AddCommand

<function name="UI.AddCommand" messagetype="request">
    <!-- New Parameters -->
    <param name="secondaryImage" type="Image" mandatory="false">
        <description>Optional secondary image struct for menu cell</description>
    </param>
</function>