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path: root/ui/dbus-display1.xml
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<?xml version="1.0" encoding="utf-8"?>
<node>
  <!--
      org.qemu.Display1.VM:

      This interface is implemented on ``/org/qemu/Display1/VM``.
  -->
  <interface name="org.qemu.Display1.VM">
    <!--
        Name:

        The name of the VM.
    -->
    <property name="Name" type="s" access="read"/>

    <!--
        UUID:

        The UUID of the VM.
    -->
    <property name="UUID" type="s" access="read"/>

    <!--
        ConsoleIDs:

        The list of consoles available on ``/org/qemu/Display1/Console_$id``.
    -->
    <property name="ConsoleIDs" type="au" access="read"/>
  </interface>

  <!--
      org.qemu.Display1.Console:

      This interface is implemented on ``/org/qemu/Display1/Console_$id``. You
      may discover available consoles through introspection or with the
      :dbus:prop:`org.qemu.Display1.VM.ConsoleIDs` property.

      A console is attached to a video device head. It may be "Graphic" or
      "Text" (see :dbus:prop:`Type` and other properties).

      Interactions with a console may be done with
      :dbus:iface:`org.qemu.Display1.Keyboard` and
      :dbus:iface:`org.qemu.Display1.Mouse` interfaces when available.
  -->
  <interface name="org.qemu.Display1.Console">
    <!--
        RegisterListener:
        @listener: a Unix socket FD, for peer-to-peer D-Bus communication.

        Register a console listener, which will receive display updates, until
        it is disconnected.

        Multiple listeners may be registered simultaneously.

        The listener is expected to implement the
        :dbus:iface:`org.qemu.Display1.Listener` interface.
    -->
    <method name="RegisterListener">
      <arg type="h" name="listener" direction="in"/>
    </method>

    <!--
        SetUIInfo:
        @width_mm: the physical display width in millimeters.
        @height_mm: the physical display height in millimeters.
        @xoff: horizontal offset, in pixels.
        @yoff: vertical offset, in pixels.
        @width: console width, in pixels.
        @height: console height, in pixels.

        Modify the dimensions and display settings.
    -->
    <method name="SetUIInfo">
      <arg name="width_mm" type="q" direction="in"/>
      <arg name="height_mm" type="q" direction="in"/>
      <arg name="xoff" type="i" direction="in"/>
      <arg name="yoff" type="i" direction="in"/>
      <arg name="width" type="u" direction="in"/>
      <arg name="height" type="u" direction="in"/>
    </method>

    <!--
        Label:

        A user-friendly name for the console (for ex: "VGA").
    -->
    <property name="Label" type="s" access="read"/>

    <!--
        Head:

        Graphical device head number.
    -->
    <property name="Head" type="u" access="read"/>

    <!--
        Type:

        Console type ("Graphic" or "Text").
    -->
    <property name="Type" type="s" access="read"/>

    <!--
        Width:

        Console width, in pixels.
    -->
    <property name="Width" type="u" access="read"/>

    <!--
        Height:

        Console height, in pixels.
    -->
    <property name="Height" type="u" access="read"/>

    <!--
        DeviceAddress:

        The device address (ex: "pci/0000/02.0").
    -->
    <property name="DeviceAddress" type="s" access="read"/>
  </interface>

  <!--
      org.qemu.Display1.Keyboard:

      This interface in implemented on ``/org/qemu/Display1/Console_$id`` (see
      :dbus:iface:`~org.qemu.Display1.Console`).
  -->
  <interface name="org.qemu.Display1.Keyboard">
    <!--
        Press:
        @keycode: QEMU key number (xtkbd + special re-encoding of high bit)

        Send a key press event.
    -->
    <method name="Press">
      <arg type="u" name="keycode" direction="in"/>
    </method>

    <!--
        Release:
        @keycode: QEMU key number (xtkbd + special re-encoding of high bit)

        Send a key release event.
    -->
    <method name="Release">
      <arg type="u" name="keycode" direction="in"/>
    </method>

    <!--
        Modifiers:

        The active keyboard modifiers::

          Scroll = 1 << 0
          Num    = 1 << 1
          Caps   = 1 << 2
    -->
    <property name="Modifiers" type="u" access="read"/>
  </interface>

  <!--
      org.qemu.Display1.Mouse:

      This interface in implemented on ``/org/qemu/Display1/Console_$id`` (see
      :dbus:iface:`~org.qemu.Display1.Console` documentation).

      .. _dbus-button-values:

      **Button values**::

        Left       = 0
        Middle     = 1
        Right      = 2
        Wheel-up   = 3
        Wheel-down = 4
        Side       = 5
        Extra      = 6
  -->
  <interface name="org.qemu.Display1.Mouse">
    <!--
        Press:
        @button: :ref:`button value<dbus-button-values>`.

        Send a mouse button press event.
    -->
    <method name="Press">
      <arg type="u" name="button" direction="in"/>
    </method>

    <!--
        Release:
        @button: :ref:`button value<dbus-button-values>`.

        Send a mouse button release event.
    -->
    <method name="Release">
      <arg type="u" name="button" direction="in"/>
    </method>

    <!--
        SetAbsPosition:
        @x: X position, in pixels.
        @y: Y position, in pixels.

        Set the mouse pointer position.

        Returns an error if not :dbus:prop:`IsAbsolute`.
    -->
    <method name="SetAbsPosition">
      <arg type="u" name="x" direction="in"/>
      <arg type="u" name="y" direction="in"/>
    </method>

    <!--
        RelMotion:
        @dx: X-delta, in pixels.
        @dy: Y-delta, in pixels.

        Move the mouse pointer position, relative to the current position.

        Returns an error if :dbus:prop:`IsAbsolute`.
    -->
    <method name="RelMotion">
      <arg type="i" name="dx" direction="in"/>
      <arg type="i" name="dy" direction="in"/>
    </method>

    <!--
        IsAbsolute:

        Whether the mouse is using absolute movements.
    -->
    <property name="IsAbsolute" type="b" access="read"/>
  </interface>

  <!--
      org.qemu.Display1.Listener:

      This client-side interface must be available on
      ``/org/qemu/Display1/Listener`` when registering the peer-to-peer
      connection with :dbus:meth:`~org.qemu.Display1.Console.Register`.
  -->
  <interface name="org.qemu.Display1.Listener">
    <!--
        Scanout:
        @width: display width, in pixels.
        @height: display height, in pixels.
        @stride: data stride, in bytes.
        @pixman_format: image format (ex: ``PIXMAN_X8R8G8B8``).
        @data: image data.

        Resize and update the display content.

        The data to transfer for the display update may be large. The preferred
        scanout method is :dbus:meth:`ScanoutDMABUF`, used whenever possible.
    -->
    <method name="Scanout">
      <arg type="u" name="width" direction="in"/>
      <arg type="u" name="height" direction="in"/>
      <arg type="u" name="stride" direction="in"/>
      <arg type="u" name="pixman_format" direction="in"/>
      <arg type="ay" name="data" direction="in">
        <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
      </arg>
    </method>

    <!--
        Update:
        @x: X update position, in pixels.
        @y: Y update position, in pixels.
        @width: update width, in pixels.
        @height: update height, in pixels.
        @stride: data stride, in bytes.
        @pixman_format: image format (ex: ``PIXMAN_X8R8G8B8``).
        @data: display image data.

        Update the display content.

        This method is only called after a :dbus:meth:`Scanout` call.
    -->
    <method name="Update">
      <arg type="i" name="x" direction="in"/>
      <arg type="i" name="y" direction="in"/>
      <arg type="i" name="width" direction="in"/>
      <arg type="i" name="height" direction="in"/>
      <arg type="u" name="stride" direction="in"/>
      <arg type="u" name="pixman_format" direction="in"/>
      <arg type="ay" name="data" direction="in">
        <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
      </arg>
    </method>

    <!--
        ScanoutDMABUF:
        @dmabuf: the DMABUF file descriptor.
        @width: display width, in pixels.
        @height: display height, in pixels.
        @stride: stride, in bytes.
        @fourcc: DMABUF fourcc.
        @modifier: DMABUF modifier.
        @y0_top: whether Y position 0 is the top or not.

        Resize and update the display content with a DMABUF.
    -->
    <method name="ScanoutDMABUF">
      <arg type="h" name="dmabuf" direction="in"/>
      <arg type="u" name="width" direction="in"/>
      <arg type="u" name="height" direction="in"/>
      <arg type="u" name="stride" direction="in"/>
      <arg type="u" name="fourcc" direction="in"/>
      <!-- xywh? -->
      <arg type="t" name="modifier" direction="in"/>
      <arg type="b" name="y0_top" direction="in"/>
    </method>

    <!--
        UpdateDMABUF:
        @x: the X update position, in pixels.
        @y: the Y update position, in pixels.
        @width: the update width, in pixels.
        @height: the update height, in pixels.

        Update the display content with the current DMABUF and the given region.
    -->
    <method name="UpdateDMABUF">
      <arg type="i" name="x" direction="in"/>
      <arg type="i" name="y" direction="in"/>
      <arg type="i" name="width" direction="in"/>
      <arg type="i" name="height" direction="in"/>
    </method>

    <!--
        Disable:

        Disable the display (turn it off).
    -->
    <method name="Disable">
    </method>

    <!--
        MouseSet:
        @x: X mouse position, in pixels.
        @y: Y mouse position, in pixels.
        @on: whether the mouse is visible or not.

        Set the mouse position and visibility.
    -->
    <method name="MouseSet">
      <arg type="i" name="x" direction="in"/>
      <arg type="i" name="y" direction="in"/>
      <arg type="i" name="on" direction="in"/>
    </method>

    <!--
        CursorDefine:
        @width: cursor width, in pixels.
        @height: cursor height, in pixels.
        @hot_x: hot-spot X position, in pixels.
        @hot_y: hot-spot Y position, in pixels.
        @data: the cursor data.

        Set the mouse cursor shape and hot-spot. The "data" must be ARGB, 32-bit
        per pixel.
    -->
    <method name="CursorDefine">
      <arg type="i" name="width" direction="in"/>
      <arg type="i" name="height" direction="in"/>
      <arg type="i" name="hot_x" direction="in"/>
      <arg type="i" name="hot_y" direction="in"/>
      <arg type="ay" name="data" direction="in">
        <annotation name="org.gtk.GDBus.C.ForceGVariant" value="true"/>
      </arg>
    </method>
  </interface>
</node>