Current File : //usr/share/dbus-1/interfaces/org.freedesktop.UPower.xml
<!DOCTYPE node PUBLIC
"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"
"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd">
<node name="/" xmlns:doc="http://www.freedesktop.org/dbus/1.0/doc.dtd">
<interface name="org.freedesktop.UPower">
<doc:doc>
<doc:description>
<doc:para>
The UPower service is available via the system message
bus. To access the service, use
the <doc:tt>org.freedesktop.UPower</doc:tt> interface on
the <doc:tt>/org/freedesktop/UPower</doc:tt> object on
the D-Bus system bus service with the well-known
name <doc:tt>org.freedesktop.UPower</doc:tt>.
</doc:para>
<doc:para>
<doc:example language="shell" title="simple example">
<doc:code>
$ dbus-send --print-reply \
--system \
--dest=org.freedesktop.UPower \
/org/freedesktop/UPower \
org.freedesktop.UPower.EnumerateDevices
method return sender=:1.386 -> dest=:1.451 reply_serial=2
array [
object path "/org/freedesktop/UPower/devices/line_power_AC"
object path "/org/freedesktop/UPower/devices/battery_BAT0"
]
</doc:code>
</doc:example>
</doc:para>
</doc:description>
</doc:doc>
<!-- ************************************************************ -->
<method name="EnumerateDevices">
<annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
<arg name="devices" direction="out" type="ao">
<doc:doc><doc:summary>An array of object paths for devices.</doc:summary></doc:doc>
</arg>
<doc:doc>
<doc:description>
<doc:para>
Enumerate all power objects on the system.
</doc:para>
</doc:description>
</doc:doc>
</method>
<method name="GetDisplayDevice">
<annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
<arg name="device" direction="out" type="o">
<doc:doc><doc:summary>An object path for the "display device.</doc:summary></doc:doc>
</arg>
<doc:doc>
<doc:description>
<doc:para>
Get the object to the "display device", a composite device that represents the
status icon to show in desktop environments. You can also access the object directly
as its path is guaranteed to be /org/freedesktop/UPower/devices/DisplayDevice.
The following standard org.freedesktop.UPower.Device
properties will be defined (only <doc:ref type="property" to="Source:IsPresent">IsPresent</doc:ref> takes a special meaning):
<doc:list>
<doc:item>
<doc:term>Type</doc:term><doc:definition>the type of the display device, UPS or Battery. Note that this value can change, as opposed to real devices.</doc:definition>
</doc:item>
<doc:item>
<doc:term>State</doc:term><doc:definition>the power state of the display device, such as Charging or Discharging.</doc:definition>
</doc:item>
<doc:item>
<doc:term>Percentage</doc:term><doc:definition>the amount of energy left on the device.</doc:definition>
</doc:item>
<doc:item>
<doc:term>Energy</doc:term><doc:definition>Amount of energy (measured in Wh) currently available in the power source.</doc:definition>
</doc:item>
<doc:item>
<doc:term>EnergyFull</doc:term><doc:definition>Amount of energy (measured in Wh) in the power source when it's considered full.</doc:definition>
</doc:item>
<doc:item>
<doc:term>EnergyRate</doc:term><doc:definition>Discharging/charging rate of the source, measured in Watt.</doc:definition>
</doc:item>
<doc:item>
<doc:term>TimeToEmpty</doc:term><doc:definition>Number of seconds until the power source is considered empty.</doc:definition>
</doc:item>
<doc:item>
<doc:term>TimeToFull</doc:term><doc:definition>Number of seconds until the power source is considered full.</doc:definition>
</doc:item>
<doc:item>
<doc:term>IsPresent</doc:term><doc:definition>Whether a status icon using this information should be presented.</doc:definition>
</doc:item>
<doc:item>
<doc:term>IconName</doc:term><doc:definition>An icon name representing the device state.</doc:definition>
</doc:item>
<doc:item>
<doc:term>WarningLevel</doc:term><doc:definition>The same as the overall <doc:ref type="property" to="Source:WarningLevel">WarningLevel</doc:ref></doc:definition>
</doc:item>
</doc:list>
</doc:para>
</doc:description>
</doc:doc>
</method>
<method name="GetCriticalAction">
<annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
<arg name="action" direction="out" type="s">
<doc:doc><doc:summary>A string representing the critical action configured and available.</doc:summary></doc:doc>
</arg>
<doc:doc>
<doc:description>
<doc:para>
When the system's power supply is critical (critically low batteries or UPS),
the system will take this action. Possible values are:
<doc:list>
<doc:item>
<doc:term>HybridSleep</doc:term>
</doc:item>
<doc:item>
<doc:term>Hibernate</doc:term>
</doc:item>
<doc:item>
<doc:term>PowerOff</doc:term>
</doc:item>
</doc:list>
</doc:para>
</doc:description>
</doc:doc>
</method>
<!-- ************************************************************ -->
<signal name="DeviceAdded">
<arg name="device" type="o">
<doc:doc><doc:summary>Object path of device that was added.</doc:summary></doc:doc>
</arg>
<doc:doc>
<doc:description>
<doc:para>
Emitted when a device is added.
</doc:para>
</doc:description>
</doc:doc>
</signal>
<!-- ************************************************************ -->
<signal name="DeviceRemoved">
<arg name="device" type="o">
<doc:doc><doc:summary>Object path of device that was removed.</doc:summary></doc:doc>
</arg>
<doc:doc>
<doc:description>
<doc:para>
Emitted when a device is removed.
</doc:para>
</doc:description>
</doc:doc>
</signal>
<!-- ************************************************************ -->
<property name="DaemonVersion" type="s" access="read">
<doc:doc><doc:description><doc:para>
Version of the running daemon, e.g. <doc:tt>002</doc:tt>.
</doc:para></doc:description></doc:doc>
</property>
<property name="OnBattery" type="b" access="read">
<doc:doc><doc:description><doc:para>
Indicates whether the system is running on battery power.
This property is provided for convenience.
</doc:para></doc:description></doc:doc>
</property>
<property name="LidIsClosed" type="b" access="read">
<doc:doc>
<doc:description>
<doc:para>
Indicates if the laptop lid is closed where the display cannot be seen.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="LidIsPresent" type="b" access="read">
<doc:doc>
<doc:description>
<doc:para>
If the system has a lid device.
</doc:para>
</doc:description>
</doc:doc>
</property>
</interface>
</node>
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