crosvm/gpu_display/protocol/aura-shell.xml

<?xml version="1.0" encoding="UTF-8"?>
<protocol name="aura_shell">
  <copyright>
    Copyright 2017 The Chromium Authors.
    Permission is hereby granted, free of charge, to any person obtaining a
    copy of this software and associated documentation files (the "Software"),
    to deal in the Software without restriction, including without limitation
    the rights to use, copy, modify, merge, publish, distribute, sublicense,
    and/or sell copies of the Software, and to permit persons to whom the
    Software is furnished to do so, subject to the following conditions:
    The above copyright notice and this permission notice (including the next
    paragraph) shall be included in all copies or substantial portions of the
    Software.
    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
    IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
    FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
    THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
    LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
    FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
    DEALINGS IN THE SOFTWARE.
  </copyright>
  <interface name="zaura_shell" version="6">
    <description summary="aura_shell">
      The global interface exposing aura shell capabilities is used to
      instantiate an interface extension for a wl_surface object.
      This extended interface will then allow the client to use aura shell
      specific functionality.
    </description>
    <enum name="error">
      <entry name="aura_surface_exists" value="0"
       summary="the surface already has an aura surface object associated"/>
      <entry name="aura_output_exists" value="1"
       summary="the output already has an aura output object associated"/>
    </enum>
    <request name="get_aura_surface">
      <description summary="extend surface interface for aura shell">
  Instantiate an interface extension for the given wl_surface to
  provide aura shell functionality. If the given wl_surface is not
  associated with a shell surface, the shell_surface_missing protocol
  error is raised.
      </description>
      <arg name="id" type="new_id" interface="zaura_surface"
     summary="the new aura surface interface id"/>
      <arg name="surface" type="object" interface="wl_surface"
     summary="the surface"/>
    </request>
    <!-- Version 2 additions -->
    <request name="get_aura_output" since="2">
      <description summary="extend output interface for aura shell">
  Instantiate an interface extension for the given wl_output to
  provide aura shell functionality.
      </description>
      <arg name="id" type="new_id" interface="zaura_output"
     summary="the new aura output interface id"/>
      <arg name="output" type="object" interface="wl_output"
     summary="the output"/>
    </request>
  </interface>
  <interface name="zaura_surface" version="5">
    <description summary="aura shell interface to a wl_surface">
      An additional interface to a wl_surface object, which allows the
      client to access aura shell specific functionality for surface.
    </description>
    <enum name="frame_type">
      <description summary="different frame types">
  Frame types that can be used to decorate a surface.
      </description>
      <entry name="none" value="0" summary="no frame"/>
      <entry name="normal" value="1" summary="caption with shadow" />
      <entry name="shadow" value="2" summary="shadow only"/>
    </enum>
    <request name="set_frame">
      <description summary="request a frame for surface">
  Suggests a surface should use a specific frame.
      </description>
      <arg name="type" type="uint" summary="the new frame type"/>
    </request>
    <!-- Version 2 additions -->
    <request name="set_parent" since="2">
      <description summary="set the parent of this surface">
  Set the "parent" of this surface. "x" and "y" arguments specify the
  initial position for surface relative to parent.
      </description>
      <arg name="parent" type="object" interface="zaura_surface" allow-null="true"/>
      <arg name="x" type="int"/>
      <arg name="y" type="int"/>
    </request>
    <!-- Version 3 additions -->
    <request name="set_frame_colors" since="3">
      <description summary="set the frame colors of this surface">
  Set the frame colors.
      </description>
      <arg name="active_color" type="uint" summary="32 bit ARGB color value, not premultiplied"/>
      <arg name="inactive_color" type="uint" summary="32 bit ARGB color value, not premultiplied"/>
    </request>
    <!-- Version 4 additions -->
    <request name="set_startup_id" since="4">
      <description summary="set the startup ID of this surface">
  Set the startup ID.
      </description>
      <arg name="startup_id" type="string" allow-null="true"/>
    </request>
    <!-- Version 5 additions -->
    <request name="set_application_id" since="5">
      <description summary="set the application ID of this surface">
  Set the application ID.
      </description>
      <arg name="application_id" type="string" allow-null="true"/>
    </request>
  </interface>
  <interface name="zaura_output" version="6">
    <description summary="aura shell interface to a wl_output">
      An additional interface to a wl_output object, which allows the
      client to access aura shell specific functionality for output.
    </description>
    <!-- Version 2 additions -->
    <enum name="scale_property" bitfield="true">
      <description summary="scale information">
  These flags describe properties of an output scale.
  They are used in the flags bitfield of the scale event.
      </description>
      <entry name="current" value="0x1"
       summary="indicates this is the current scale"/>
      <entry name="preferred" value="0x2"
       summary="indicates this is the preferred scale"/>
    </enum>
    <enum name="scale_factor">
      <entry name="0400" value="400"/>
      <entry name="0500" value="500"/>
      <entry name="0550" value="550"/>
      <entry name="0600" value="600"/>
      <entry name="0625" value="625"/>
      <entry name="0650" value="650"/>
      <entry name="0700" value="700"/>
      <entry name="0750" value="750"/>
      <entry name="0800" value="800"/>
      <entry name="0850" value="850"/>
      <entry name="0900" value="900"/>
      <entry name="0950" value="950"/>
      <entry name="1000" value="1000"/>
      <entry name="1050" value="1050"/>
      <entry name="1100" value="1100"/>
      <entry name="1150" value="1150"/>
      <entry name="1125" value="1125"/>
      <entry name="1200" value="1200"/>
      <entry name="1250" value="1250"/>
      <entry name="1300" value="1300"/>
      <entry name="1400" value="1400"/>
      <entry name="1450" value="1450"/>
      <entry name="1500" value="1500"/>
      <entry name="1600" value="1600"/>
      <entry name="1750" value="1750"/>
      <entry name="1800" value="1800"/>
      <entry name="2000" value="2000"/>
      <entry name="2200" value="2200"/>
      <entry name="2250" value="2250"/>
      <entry name="2500" value="2500"/>
      <entry name="2750" value="2750"/>
      <entry name="3000" value="3000"/>
      <entry name="3500" value="3500"/>
      <entry name="4000" value="4000"/>
      <entry name="4500" value="4500"/>
      <entry name="5000" value="5000"/>
    </enum>
    <event name="scale" since="2">
      <description summary="advertise available scales for the output">
  The scale event describes an available scale for the output.
  The event is sent when binding to the output object and there
  will always be one scale, the current scale. The event is sent
  again if an output changes scale, for the scale that is now
  current. In other words, the current scale is always the last
  scale that was received with the current flag set.
      </description>
      <arg name="flags" type="uint" enum="scale_property" summary="bitfield of scale flags"/>
      <arg name="scale" type="uint" enum="scale_factor" summary="output scale"/>
    </event>
    <!-- Version 5 additions -->
    <enum name="connection_type">
      <entry name="unknown" value="0"/>
      <entry name="internal" value="1"/>
    </enum>
    <event name="connection" since="5">
      <description summary="advertise connection for the output">
  The connection event describes how the output is connected.
  The event is sent when binding to the output object.
      </description>
      <arg name="connection" type="uint" enum="connection_type" summary="output connection"/>
    </event>
    <event name="device_scale_factor" since="5">
      <description summary="advertise device scale factor for the output">
  This event describes the device specific scale factor for the output.
  The device specific scale factor is not expected the change during
  the lifetime of the output. And it is not limited to an integer value
  like the scale factor provided by wl_output interface. The exact
  contents scale used by the compositor can be determined by combining
  this device scale factor with the current output scale.
  The event is sent when binding to the output object.
      </description>
      <arg name="scale" type="uint" enum="scale_factor" summary="output device scale factor"/>
    </event>
 </interface>
</protocol>