Symbian3/PDK/Source/GUID-8845AFD6-F238-43FF-BD7B-902CD8CD3973.dita
author Dominic Pinkman <Dominic.Pinkman@Nokia.com>
Fri, 22 Jan 2010 18:26:19 +0000
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permissions -rw-r--r--
Addition of the PDK content and example code for Documentation_content according to Feature bug 1607 and bug 1608
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
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<!-- This component and the accompanying materials are made available under the terms of the License 
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"Eclipse Public License v1.0" which accompanies this distribution, 
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and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
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<!-- Initial Contributors:
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    Nokia Corporation - initial contribution.
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Contributors: 
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-->
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<!DOCTYPE concept
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  PUBLIC "-//OASIS//DTD DITA Concept//EN" "concept.dtd">
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<concept id="GUID-8845AFD6-F238-43FF-BD7B-902CD8CD3973" xml:lang="en"><title>Showing
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and hiding toolbar items</title><prolog><metadata><keywords/></metadata></prolog><conbody>
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<p>You can set toolbar items hidden or dimmed if a toolbar function is temporary
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unavailable. </p>
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<p>The example below shows how to set a button unavailable. In the example,
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the boolean parameter <codeph>aHide</codeph> tells if the button should be
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hidden or dimmed. </p>
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<codeblock xml:space="preserve">void CMyAppView::SetButtonUnavailable( TBool aHide )
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    {
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    CAknToolbar* toolbar = Toolbar();
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    if ( toolbar )
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        {
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        if ( aHide )
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            {
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            // To show the item again: 
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            // toolbar-&gt;HideItem( KButtonId, EFalse, ETrue );
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            toolbar-&gt;HideItem( KButtonId, ETrue, ETrue );
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            }
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        else
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            {
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            // To undim the item again:
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            // toolbar-&gt;SetItemDimmed( KButtonId, EFalse, ETrue );
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            toolbar-&gt;SetItemDimmed( KButtonId, ETrue, ETrue );
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            }
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        }
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    }
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</codeblock>
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</conbody></concept>