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<task xml:lang="en" id="GUID-CA933F35-7508-5C98-9DB6-2492803A2183"><title>Reading a Skipped Alarm Property</title><prolog><metadata><keywords/></metadata></prolog><taskbody>  <context><p>The Publish and Subscribe framework enables a client to receive notification from the Alarm Server about the skipped alarm. </p> <p>The value associated with the <xref href="GUID-16FF12E5-A508-3994-9341-CBB779D35796.dita"><apiname>KMissingAlarmPubSubKey</apiname></xref> property is a <xref href="GUID-16FF12E5-A508-3994-9341-CBB779D35796.dita"><apiname>TMissedAlarmPubSubData</apiname></xref> structure. </p> <p> <codeph>KMissingAlarmPubSubKey</codeph> contains data about environmental changes and whether or not they have resulted in a skipped alarm. </p> </context> <steps id="GUID-DFBB138D-81D2-5F11-8B43-BD6E29B37D4B"><step id="GUID-512549FF-A361-5795-A6EE-B5DC8834F8B4"><cmd/><info>The <xref href="GUID-16FF12E5-A508-3994-9341-CBB779D35796.dita"><apiname>KMissingAlarmPubSubKey</apiname></xref> property value indicates if there are skipped alarms. </info> </step> <step id="GUID-39061A23-6BB8-56E8-BDF3-0E583D16CAA9"><cmd/><info>The subscriber reads the current value of the property to determine if there are skipped alarms. A client more usually subscribes to the property and responds to any changes by calling the <xref href="GUID-16FF12E5-A508-3994-9341-CBB779D35796.dita"><apiname>ReadSkippedAlarmPropertyL()</apiname></xref> function. </info> </step> <step id="GUID-39EAE174-4784-57B6-8E44-29BDC9B29348"><cmd/><info> <codeph>iValue</codeph> stores an integer that indicates if there are skipped alarms. </info> <stepxmp><codeblock id="GUID-790D9FB8-8C30-5461-9926-ADAB0706B773" xml:space="preserve">#include &lt;ASShdAlarm.h&gt; // For TMissedAlarmPubSubData etc.

#include <…>

…

void CSkippedAlarmsObserver::ReadSkippedAlarmPropertyL()

    {

    TPckgBuf<TMissedAlarmPubSubData> skippedAlarmBuf;

    User::LeaveIfError(RProperty::Get(KAlarmServerPubSubCategory, KMissingAlarmPubSubKey, skippedAlarmBuf));

    if (skippedAlarmBuf().iValue == 2)

        {

        HandleSkippedAlarmsL();

        }

    }

</codeblock> </stepxmp> <info>This example illustrates the steps required to use the property value to establish if there are skipped alarms. </info> <info> Note: The example does not describe the procedure required to subscribe to the property. </info> </step> </steps> </taskbody><related-links><link href="GUID-B144DB6C-EEE2-5610-8C22-4A30F5423AB9.dita"><linktext>Working with Skipped

                Calendar Alarms</linktext> </link> <link href="GUID-BF8C56B7-1F39-502F-B9CA-81E9272CC945.dita"><linktext>Reading a Skipped Alarm Instances

                Property</linktext> </link> <link href="GUID-E3981A14-DD2C-5582-A250-C2AD358729FD.dita"><linktext>Retrieving Alarmed