--- a/Symbian3/PDK/Source/GUID-DCB8CA27-F64F-4B78-831D-F88B1AD7E38B.dita Tue Mar 30 11:42:04 2010 +0100
+++ b/Symbian3/PDK/Source/GUID-DCB8CA27-F64F-4B78-831D-F88B1AD7E38B.dita Tue Mar 30 11:56:28 2010 +0100
@@ -1,60 +1,60 @@
-<?xml version="1.0" encoding="utf-8"?>
-<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
-<!-- This component and the accompanying materials are made available under the terms of the License
-"Eclipse Public License v1.0" which accompanies this distribution,
-and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
-<!-- Initial Contributors:
- Nokia Corporation - initial contribution.
-Contributors:
--->
-<!DOCTYPE task
- PUBLIC "-//OASIS//DTD DITA Task//EN" "task.dtd">
-<task id="GUID-DCB8CA27-F64F-4B78-831D-F88B1AD7E38B" xml:lang="en"><title>Create
-the client class</title><prolog><metadata><keywords/></metadata></prolog><taskbody>
-<context> <p>Create the client-side service support class, derived from <codeph>REikAppServiceBase</codeph>, <codeph>RApaAppServiceBase</codeph>, or a suitable System-GUI specialization of this class. This will have the
-following responsibilities:</p> <ul>
-<li><p>Implementing the client API </p></li>
-<li><p>Organizing calls to and from the server over IPC</p></li>
-<li><p>Any necessary security checks on the server. For example, restricting
-the data sent to a server having particular capabilities.</p></li>
-<li><p>Parameter checking from the server. Parameters returned from the server
-application must be checked to ensure that they are valid.</p></li>
-<li><p>Time-out support for IPC calls to the server.</p></li>
-</ul><p>The reason for these checks is that the client cannot be sure that
-the server application is using the appropriate server-side service support
-classes and may instead be trying to weaken the system by implementing the
-IPC handling itself.</p><p>This example shows the client interface for a chat
-service implemented in two parts. The active object class <codeph>CChatter</codeph> is
-the main client interface. It uses a class <codeph>RInterAppChat</codeph>,
-derived from <codeph>REikAppServiceBase</codeph>, which handles the client-side
-IPC for the chat service. </p><codeblock xml:space="preserve">class RInterAppChat : public REikAppServiceBase
- {
- public:
- TInt Send(const TDesC& aMessage);
- void Receive(TRequestStatus& aStatus, TDes& aMessage);
- void CancelReceive();
- private:
- TUid ServiceUid() const;
- };
-class MChatterReceiver
- {
- public:
- virtual void Receive(const TDesC&) = 0;
- };
-class CChatter : public CActive
- {
- public:
- CChatter(MChatterReceiver& aReceiver);
- ~CChatter();
- void ConstructL(TUid aAppUid);
- void SendL(const TDesC& aMsg);
- private:
- void Queue();
- void RunL();
- void DoCancel();
- public:
- RInterAppChat iSub;
- TBuf<KMaxMyMessage> iBuf;
- MChatterReceiver& iReceiver;
- };</codeblock></context>
+<?xml version="1.0" encoding="utf-8"?>
+<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. -->
+<!-- This component and the accompanying materials are made available under the terms of the License
+"Eclipse Public License v1.0" which accompanies this distribution,
+and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". -->
+<!-- Initial Contributors:
+ Nokia Corporation - initial contribution.
+Contributors:
+-->
+<!DOCTYPE task
+ PUBLIC "-//OASIS//DTD DITA Task//EN" "task.dtd">
+<task id="GUID-DCB8CA27-F64F-4B78-831D-F88B1AD7E38B" xml:lang="en"><title>Create
+the client class</title><prolog><metadata><keywords/></metadata></prolog><taskbody>
+<context> <p>Create the client-side service support class, derived from <codeph>REikAppServiceBase</codeph>, <codeph>RApaAppServiceBase</codeph>, or a suitable System-GUI specialization of this class. This will have the
+following responsibilities:</p> <ul>
+<li><p>Implementing the client API </p></li>
+<li><p>Organizing calls to and from the server over IPC</p></li>
+<li><p>Any necessary security checks on the server. For example, restricting
+the data sent to a server having particular capabilities.</p></li>
+<li><p>Parameter checking from the server. Parameters returned from the server
+application must be checked to ensure that they are valid.</p></li>
+<li><p>Time-out support for IPC calls to the server.</p></li>
+</ul><p>The reason for these checks is that the client cannot be sure that
+the server application is using the appropriate server-side service support
+classes and may instead be trying to weaken the system by implementing the
+IPC handling itself.</p><p>This example shows the client interface for a chat
+service implemented in two parts. The active object class <codeph>CChatter</codeph> is
+the main client interface. It uses a class <codeph>RInterAppChat</codeph>,
+derived from <codeph>REikAppServiceBase</codeph>, which handles the client-side
+IPC for the chat service. </p><codeblock xml:space="preserve">class RInterAppChat : public REikAppServiceBase
+ {
+ public:
+ TInt Send(const TDesC& aMessage);
+ void Receive(TRequestStatus& aStatus, TDes& aMessage);
+ void CancelReceive();
+ private:
+ TUid ServiceUid() const;
+ };
+class MChatterReceiver
+ {
+ public:
+ virtual void Receive(const TDesC&) = 0;
+ };
+class CChatter : public CActive
+ {
+ public:
+ CChatter(MChatterReceiver& aReceiver);
+ ~CChatter();
+ void ConstructL(TUid aAppUid);
+ void SendL(const TDesC& aMsg);
+ private:
+ void Queue();
+ void RunL();
+ void DoCancel();
+ public:
+ RInterAppChat iSub;
+ TBuf<KMaxMyMessage> iBuf;
+ MChatterReceiver& iReceiver;
+ };</codeblock></context>
</taskbody></task>
\ No newline at end of file