In-vehicle infotainment HMI controller

Set up and control IVI style UI
UI_ready()
Inform the ready for drawing desktop.
workspace_control(seat: object<wl_seat>, serial: uint)
Argument
Type
Description
seatobject<wl_seat>
serialuint
Start controlling a surface by server

Reference protocol to control a surface by server. To control a surface by server, it gives seat to the server to e.g. control Home screen. Home screen has several workspaces to group launchers of wayland application. These workspaces are drawn on a horizontally long surface to be controlled by motion of input device. E.g. A motion from right to left happens, the viewport of surface is controlled in the ivi-shell by using ivi-layout. client can recognizes the end of controlling by event "workspace_end_control".

switch_mode(layout_mode: uint)
Argument
Type
Description
layout_modeuint
Request mode switch of application layout

hmi-controller loaded to ivi-shall implements 4 types of layout as a reference; tiling, side by side, full_screen, and random.

home(home: uint)
Argument
Type
Description
homeuint
Request displaying/undisplaying home screen

home screen is a reference implementation of launcher to launch wayland applications. The home screen has several workspaces to group wayland applications. By defining the following keys in weston.ini, user can add launcher icon to launch a wayland application to a workspace. [ivi-launcher] workspace-id=0 : id of workspace to add a launcher icon-id=4001 : ivi id of ivi_surface to draw an icon icon=/home/user/review/build-ivi-shell/data/icon_ivi_flower.png : path to icon image path=/home/user/review/build-ivi-shell/weston-dnd : path to wayland application

workspace_end_control(is_controlled: int)
Argument
Type
Description
is_controlledint
Notify controlling workspace end
home { off, on } 
Argument
Value
Description
off0
on1

Copyright (C) 2013 DENSO CORPORATION Copyright (c) 2013 BMW Car IT GmbH

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