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man: fix references to VTABLE property flags

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This commit is contained in:
Peter A. Bigot 2019-06-22 12:43:49 -05:00 committed by Yu Watanabe
parent 72bd85259b
commit 94c4bbe506
1 changed files with 8 additions and 8 deletions
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16
man/sd_bus_add_object_vtable.xml
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@ -356,19 +356,19 @@
</varlistentry>
<varlistentry>
<term><constant>SD_BUS_VTABLE_CONST</constant></term>
<term><constant>SD_BUS_VTABLE_EMITS_CHANGE</constant></term>
<term><constant>SD_BUS_VTABLE_EMITS_INVALIDATION</constant></term>
<term><constant>SD_BUS_VTABLE_PROPERTY_CONST</constant></term>
<term><constant>SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE</constant></term>
<term><constant>SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION</constant></term>
<listitem><para>Those three flags correspond to different values of the
<constant>org.freedesktop.DBus.Property.EmitsChangedSignal</constant> annotation, which specifies
whether the <constant>org.freedesktop.DBus.Properties.PropertiesChanged</constant> signal is
emitted whenever the property changes. <constant>SD_BUS_VTABLE_CONST</constant> corresponds to
emitted whenever the property changes. <constant>SD_BUS_VTABLE_PROPERTY_CONST</constant> corresponds to
<constant>const</constant> and means that the property never changes during the lifetime of the
object it belongs to, so no signal needs to be emitted.
<constant>SD_BUS_VTABLE_EMITS_CHANGE</constant> corresponds to <constant>true</constant> and means
that the signal is emitted. <constant>SD_BUS_VTABLE_EMITS_INVALIDATION</constant> corresponds to
<constant>invalides</constant> and means that the signal is emitted, but the value is not included
<constant>SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE</constant> corresponds to <constant>true</constant> and means
that the signal is emitted. <constant>SD_BUS_VTABLE_PROPERTY_EMITS_INVALIDATION</constant> corresponds to
<constant>invalidates</constant> and means that the signal is emitted, but the value is not included
in the signal.</para>
</listitem>
</varlistentry>
@ -378,7 +378,7 @@
<listitem><para>Mark this vtable property entry as requiring explicit request to for the value to
be shown (generally because the value is large or slow to calculate). This entry cannot be combined
with <constant>SD_BUS_VTABLE_EMITS_CHANGE</constant>, and will not be shown in property listings by
with <constant>SD_BUS_VTABLE_PROPERTY_EMITS_CHANGE</constant>, and will not be shown in property listings by
default (e.g. <command>busctl introspect</command>). This corresponds to the
<constant>org.freedesktop.systemd1.Explicit</constant> annotation in introspection data.</para>
</listitem>