Symbian3/PDK/Source/GUID-F575F364-4BCA-42C7-BE00-7B31D8B55AE1.dita
author Dominic Pinkman <Dominic.Pinkman@Nokia.com>
Tue, 30 Mar 2010 16:16:55 +0100
changeset 6 43e37759235e
parent 5 f345bda72bc4
child 14 578be2adaf3e
permissions -rw-r--r--
Week 12 contribution of example code"

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<!DOCTYPE task
  PUBLIC "-//OASIS//DTD DITA Task//EN" "task.dtd">
<task id="GUID-F575F364-4BCA-42C7-BE00-7B31D8B55AE1" xml:lang="en"><title>Reserving
the device vibra</title><prolog><metadata><keywords/></metadata></prolog><taskbody>
<context>       <p>The <codeph>ReserveVibraL()</codeph> call reserves the
vibration feature exclusively for the client. A higher priority client may
cause lower priority client reservation to be temporarily suspended. Commands
can still be issued in suspended state, but they are not acted upon unless
suspension is lifted within specified duration. The suspended client does
not receive any notification about suspension. If vibra is already reserved
by a higher or equal priority application, reserving still succeeds but suspended
immediately.</p><p>The following code snippet demonstrates how to reserve
the device vibration feature:</p><codeblock xml:space="preserve">iVibra-&gt;ReserveVibraL( ETrue, EFalse );</codeblock><p>First
parameter <codeph>ETrue</codeph> means that any previously frozen state is
restored. Second parameter <codeph>EFalse</codeph> means that the <codeph>CCoeEnv</codeph> background/foreground
status is always used to control further reservations.</p><p>Calling the <codeph>ReserveVibraL()</codeph> method
without parameters is equal to calling <codeph>ReserveVibraL(EFalse, EFalse)</codeph>,
i.e. any previously frozen state is not restored and the <codeph>CCoeEnv</codeph> background/foreground
status is always used to control further reservations. </p></context>
</taskbody></task>