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| Current File : //usr/share/systemd/../libc-bin/../dbus-1/interfaces/org.freedesktop.UPower.Device.xml |
<!DOCTYPE node PUBLIC
"-//freedesktop//DTD D-BUS Object Introspection 1.0//EN"
"http://www.freedesktop.org/standards/dbus/1.0/introspect.dtd" [
<!ENTITY ERROR_GENERAL "org.freedesktop.UPower.Device.GeneralError">
]>
<node name="/" xmlns:doc="http://www.freedesktop.org/dbus/1.0/doc.dtd">
<interface name="org.freedesktop.UPower.Device">
<doc:doc>
<doc:description>
<doc:para>
Objects implementing this interface are usually discovered through
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> using
the
<doc:ref type="method" to="Power.EnumerateDevices">EnumerateDevices</doc:ref>
method.
</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/devices/battery_BAT0 \
org.freedesktop.DBus.Properties.GetAll \
string:org.freedesktop.UPower.Device
method return sender=:1.386 -> dest=:1.477 reply_serial=2
array [
dict entry(
string "native-path"
variant string "/sys/devices/LNXSYSTM:00/device:00/PNP0A08:00/device:01/PNP0C09:00/PNP0C0A:00/power_supply/BAT0"
)
dict entry(
string "vendor"
variant string "SONY"
)
dict entry(
string "model"
variant string "42T4568"
)
dict entry(
string "serial"
variant string "4179"
)
dict entry(
string "update-time"
variant uint64 1226417875
)
dict entry(
string "type"
variant uint 2
)
dict entry(
string "power-supply"
variant boolean true
)
dict entry(
string "has-history"
variant boolean true
)
dict entry(
string "has-statistics"
variant boolean true
)
dict entry(
string "online"
variant boolean false
)
dict entry(
string "energy"
variant double 72.85
)
dict entry(
string "energy-empty"
variant double 0
)
dict entry(
string "energy-full"
variant double 74.55
)
dict entry(
string "energy-full-design"
variant double 74.88
)
dict entry(
string "energy-rate"
variant double 0
)
dict entry(
string "voltage"
variant double 16.415
)
dict entry(
string "time-to-empty"
variant int64 0
)
dict entry(
string "time-to-full"
variant int64 0
)
dict entry(
string "percentage"
variant double 97.7197
)
dict entry(
string "is-present"
variant boolean true
)
dict entry(
string "state"
variant uint 3
)
dict entry(
string "is-rechargeable"
variant boolean true
)
dict entry(
string "capacity"
variant double 100
)
dict entry(
string "technology"
variant uint 1
)
]
</doc:code>
</doc:example>
</doc:para>
<doc:para>
Unless otherwise noted, an empty string or the value 0 in a
property on this interface means not set.
</doc:para>
</doc:description>
</doc:doc>
<!-- ************************************************************ -->
<method name="Refresh">
<annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
<doc:doc>
<doc:description>
<doc:para>
Refreshes the data collected from the power source.
</doc:para>
</doc:description>
<doc:permission>Callers need the org.freedesktop.upower.refresh-power-source authorization</doc:permission>
<doc:errors>
<doc:error name="&ERROR_GENERAL;">if an error occured while refreshing</doc:error>
</doc:errors>
</doc:doc>
</method>
<!-- ************************************************************ -->
<method name="GetHistory">
<annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
<arg name="type" direction="in" type="s">
<doc:doc><doc:summary>The type of history.
Valid types are <doc:tt>rate</doc:tt> or <doc:tt>charge</doc:tt>.</doc:summary></doc:doc>
</arg>
<arg name="timespan" direction="in" type="u">
<doc:doc><doc:summary>The amount of data to return in seconds, or 0 for all.</doc:summary></doc:doc>
</arg>
<arg name="resolution" direction="in" type="u">
<doc:doc>
<doc:summary>
The approximate number of points to return.
A higher resolution is more accurate, at the expense of plotting speed.
</doc:summary>
</doc:doc>
</arg>
<arg name="data" direction="out" type="a(udu)">
<doc:doc><doc:summary>
The history data for the power device, if the device supports history.
Data is ordered from the earliest in time, to the newest data point.
Each element contains the following members:
<doc:list>
<doc:item>
<doc:term>time</doc:term>
<doc:definition>
The time value in seconds from the <doc:tt>gettimeofday()</doc:tt> method.
</doc:definition>
</doc:item>
<doc:item>
<doc:term>value</doc:term>
<doc:definition>
The data value, for instance the rate in W or the charge in %.
</doc:definition>
</doc:item>
<doc:item>
<doc:term>state</doc:term>
<doc:definition>
The state of the device, for instance <doc:tt>charging</doc:tt> or
<doc:tt>discharging</doc:tt>.
</doc:definition>
</doc:item>
</doc:list>
</doc:summary></doc:doc>
</arg>
<doc:doc>
<doc:description>
<doc:para>
Gets history for the power device that is persistent across reboots.
</doc:para>
</doc:description>
</doc:doc>
</method>
<!-- ************************************************************ -->
<method name="GetStatistics">
<annotation name="org.freedesktop.DBus.GLib.Async" value=""/>
<arg name="type" direction="in" type="s">
<doc:doc><doc:summary>The mode for the statistics.
Valid types are <doc:tt>charging</doc:tt> or <doc:tt>discharging</doc:tt>.</doc:summary></doc:doc>
</arg>
<arg name="data" direction="out" type="a(dd)">
<doc:doc><doc:summary>
The statistics data for the power device.
Each element contains the following members:
<doc:list>
<doc:item>
<doc:term>value</doc:term>
<doc:definition>
The value of the percentage point, usually in seconds
</doc:definition>
</doc:item>
<doc:item>
<doc:term>accuracy</doc:term>
<doc:definition>
The accuracy of the prediction in percent.
</doc:definition>
</doc:item>
</doc:list>
</doc:summary></doc:doc>
</arg>
<doc:doc>
<doc:description>
<doc:para>
Gets statistics for the power device that may be interesting
to show on a graph in the session.
</doc:para>
</doc:description>
</doc:doc>
</method>
<!-- ************************************************************ -->
<property name="NativePath" type="s" access="read">
<doc:doc>
<doc:description>
<doc:para>
OS specific native path of the power source. On Linux this
is the sysfs path, for
example <doc:tt>/sys/devices/LNXSYSTM:00/device:00/PNP0C0A:00/power_supply/BAT0</doc:tt>. Is
blank if the device is being driven by a user space
driver.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Vendor" type="s" access="read">
<doc:doc>
<doc:description>
<doc:para>
Name of the vendor of the battery.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Model" type="s" access="read">
<doc:doc>
<doc:description>
<doc:para>
Name of the model of this battery.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Serial" type="s" access="read">
<doc:doc>
<doc:description>
<doc:para>
Unique serial number of the battery.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="UpdateTime" type="t" access="read">
<doc:doc>
<doc:description>
<doc:para>
The point in time (seconds since the Epoch Jan 1, 1970
0:00 UTC) that data was read from the power source.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Type" type="u" access="read">
<doc:doc>
<doc:description>
<doc:para>
Type of power source.
</doc:para>
<doc:list>
<doc:item>
<doc:term>0</doc:term><doc:definition>Unknown</doc:definition>
</doc:item>
<doc:item>
<doc:term>1</doc:term><doc:definition>Line Power</doc:definition>
</doc:item>
<doc:item>
<doc:term>2</doc:term><doc:definition>Battery</doc:definition>
</doc:item>
<doc:item>
<doc:term>3</doc:term><doc:definition>Ups</doc:definition>
</doc:item>
<doc:item>
<doc:term>4</doc:term><doc:definition>Monitor</doc:definition>
</doc:item>
<doc:item>
<doc:term>5</doc:term><doc:definition>Mouse</doc:definition>
</doc:item>
<doc:item>
<doc:term>6</doc:term><doc:definition>Keyboard</doc:definition>
</doc:item>
<doc:item>
<doc:term>7</doc:term><doc:definition>Pda</doc:definition>
</doc:item>
<doc:item>
<doc:term>8</doc:term><doc:definition>Phone</doc:definition>
</doc:item>
</doc:list>
<doc:para>
If the value is set to "Battery", you will need to verify that the
property <doc:ref type="property" to="Source:PowerSupply">power-supply</doc:ref>
has the value "true" before considering it as a laptop battery. Otherwise it
will likely be the battery for a device of an unknown type.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="PowerSupply" type="b" access="read">
<doc:doc>
<doc:description>
<doc:para>
If the power device is used to supply the system.
This would be set TRUE for laptop batteries and UPS devices,
but set FALSE for wireless mice or PDAs.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="HasHistory" type="b" access="read">
<doc:doc>
<doc:description>
<doc:para>
If the power device has history.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="HasStatistics" type="b" access="read">
<doc:doc>
<doc:description>
<doc:para>
If the power device has statistics.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Online" type="b" access="read">
<doc:doc>
<doc:description>
<doc:para>
Whether power is currently being provided through line power.
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "line-power".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Energy" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
Amount of energy (measured in Wh) currently available in
the power source.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="EnergyEmpty" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
Amount of energy (measured in Wh) in the power source when
it's considered to be empty.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="EnergyFull" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
Amount of energy (measured in Wh) in the power source when
it's considered full.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="EnergyFullDesign" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
Amount of energy (measured in Wh) the power source is
designed to hold when it's considered full.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="EnergyRate" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
Amount of energy being drained from the source, measured
in W. If positive, the source is being discharged, if
negative it's being charged.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Voltage" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
Voltage in the Cell or being recorded by the meter.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Luminosity" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
Luminosity being recorded by the meter.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="TimeToEmpty" type="x" access="read">
<doc:doc>
<doc:description>
<doc:para>
Number of seconds until the power source is considered empty.
Is set to 0 if unknown.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="TimeToFull" type="x" access="read">
<doc:doc>
<doc:description>
<doc:para>
Number of seconds until the power source is considered full.
Is set to 0 if unknown.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Percentage" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
The amount of energy left in the power source expressed as
a percentage between 0 and 100. Typically this is the same as
(<doc:ref type="property" to="Source:Energy">energy</doc:ref> -
<doc:ref type="property" to="Source:EnergyEmpty">energy-empty</doc:ref>) /
(<doc:ref type="property" to="Source:EnergyFull">energy-full</doc:ref> -
<doc:ref type="property" to="Source:EnergyEmpty">energy-empty</doc:ref>).
However, some primitive power sources are capable of only
reporting percentages and in this case the energy-*
properties will be unset while this property is set.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
<doc:para>
The percentage will be an approximation if the <doc:ref type="property" to="BatteryLevel">battery level</doc:ref>
is set to something other than None. The percentage is kept for compatibility reasons.
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Temperature" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
The temperature of the device in degrees Celsius. This property is
only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="IsPresent" type="b" access="read">
<doc:doc>
<doc:description>
<doc:para>
If the power source is present in the bay.
This field is required as some batteries are hot-removable, for example
expensive UPS and most laptop batteries.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="State" type="u" access="read">
<doc:doc>
<doc:description>
<doc:para>
The battery power state.
</doc:para>
<doc:list>
<doc:item>
<doc:term>0</doc:term><doc:definition>Unknown</doc:definition>
</doc:item>
<doc:item>
<doc:term>1</doc:term><doc:definition>Charging</doc:definition>
</doc:item>
<doc:item>
<doc:term>2</doc:term><doc:definition>Discharging</doc:definition>
</doc:item>
<doc:item>
<doc:term>3</doc:term><doc:definition>Empty</doc:definition>
</doc:item>
<doc:item>
<doc:term>4</doc:term><doc:definition>Fully charged</doc:definition>
</doc:item>
<doc:item>
<doc:term>5</doc:term><doc:definition>Pending charge</doc:definition>
</doc:item>
<doc:item>
<doc:term>6</doc:term><doc:definition>Pending discharge</doc:definition>
</doc:item>
</doc:list>
<doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="IsRechargeable" type="b" access="read">
<doc:doc>
<doc:description>
<doc:para>
If the power source is rechargeable.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Capacity" type="d" access="read">
<doc:doc>
<doc:description>
<doc:para>
The capacity of the power source expressed as a percentage between 0 and 100.
The capacity of the battery will reduce with age.
A capacity value less than 75% is usually a sign that you should renew your battery.
Typically this value is the same as
(<doc:ref type="property" to="Source:FullDesign">full-design</doc:ref> /
<doc:ref type="property" to="Source:Full">full</doc:ref>) * 100.
However, some primitive power sources are not capable reporting capacity
and in this case the capacity property will be unset.
</doc:para><doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="Technology" type="u" access="read">
<doc:doc>
<doc:description>
<doc:para>
Technology used in the battery:
</doc:para>
<doc:list>
<doc:item>
<doc:term>0</doc:term><doc:definition>Unknown</doc:definition>
</doc:item>
<doc:item>
<doc:term>1</doc:term><doc:definition>Lithium ion</doc:definition>
</doc:item>
<doc:item>
<doc:term>2</doc:term><doc:definition>Lithium polymer</doc:definition>
</doc:item>
<doc:item>
<doc:term>3</doc:term><doc:definition>Lithium iron phosphate</doc:definition>
</doc:item>
<doc:item>
<doc:term>4</doc:term><doc:definition>Lead acid</doc:definition>
</doc:item>
<doc:item>
<doc:term>5</doc:term><doc:definition>Nickel cadmium</doc:definition>
</doc:item>
<doc:item>
<doc:term>6</doc:term><doc:definition>Nickel metal hydride</doc:definition>
</doc:item>
</doc:list>
<doc:para>
This property is only valid if the property
<doc:ref type="property" to="Source:Type">type</doc:ref>
has the value "battery".
</doc:para>
</doc:description>
</doc:doc>
</property>
<property name="WarningLevel" type="u" access="read">
<doc:doc>
<doc:description>
<doc:para>
Warning level of the battery:
</doc:para>
<doc:list>
<doc:item>
<doc:term>0</doc:term><doc:definition>Unknown</doc:definition>
</doc:item>
<doc:item>
<doc:term>1</doc:term><doc:definition>None</doc:definition>
</doc:item>
<doc:item>
<doc:term>2</doc:term><doc:definition>Discharging (only for UPSes)</doc:definition>
</doc:item>
<doc:item>
<doc:term>3</doc:term><doc:definition>Low</doc:definition>
</doc:item>
<doc:item>
<doc:term>4</doc:term><doc:definition>Critical</doc:definition>
</doc:item>
<doc:item>
<doc:term>5</doc:term><doc:definition>Action</doc:definition>
</doc:item>
</doc:list>
</doc:description>
</doc:doc>
</property>
<property name="BatteryLevel" type="u" access="read">
<doc:doc>
<doc:description>
<doc:para>
The level of the battery for devices which do not report a percentage but rather a coarse battery level. If the value
is None, then the device does not support coarse battery reporting, and the percentage should be used instead.
</doc:para>
<doc:list>
<doc:item>
<doc:term>0</doc:term><doc:definition>Unknown</doc:definition>
</doc:item>
<doc:item>
<doc:term>1</doc:term><doc:definition>None (the battery does not use a coarse level of battery reporting)</doc:definition>
</doc:item>
<doc:item>
<doc:term>3</doc:term><doc:definition>Low</doc:definition>
</doc:item>
<doc:item>
<doc:term>4</doc:term><doc:definition>Critical</doc:definition>
</doc:item>
<doc:item>
<doc:term>6</doc:term><doc:definition>Normal</doc:definition>
</doc:item>
<doc:item>
<doc:term>7</doc:term><doc:definition>High</doc:definition>
</doc:item>
<doc:item>
<doc:term>8</doc:term><doc:definition>Full</doc:definition>
</doc:item>
</doc:list>
</doc:description>
</doc:doc>
</property>
<property name="IconName" type="s" access="read">
<doc:doc>
<doc:description>
<doc:para>
<p>An icon name, following the <a href="http://standards.freedesktop.org/icon-naming-spec/icon-naming-spec-latest.html">Icon Naming Specification</a></p>
<p>Note that the icons might not match end-user expectations in terms of presentation relative to the amount of battery left or perceived to be left. It is recommended that front-ends use the BatteryLevel property first, if available, followed by the Percentage, to present a more realistic battery level to the user.</p>
</doc:para>
</doc:description>
</doc:doc>
</property>
</interface>
</node>
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