author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Thu, 19 Aug 2010 11:09:10 +0300 | |
branch | RCL_3 |
changeset 20 | 1ddbe54d0645 |
parent 0 | 4e1aa6a622a0 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). |
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* All rights reserved. |
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* This component and the accompanying materials are made available |
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* under the terms of "Eclipse Public License v1.0" |
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* which accompanies this distribution, and is available |
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* at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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* |
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* Initial Contributors: |
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* Nokia Corporation - initial contribution. |
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* |
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* Contributors: |
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* |
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* Description: |
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* Implementation for the CEventManagerBase class |
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* |
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*/ |
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|
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|
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#include <e32base.h> |
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#include "doseventmanagerbase.h" |
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#include "dosevent.h" |
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#include "doswaitingevent.h" |
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|
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// |
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// --------------------------------------------------------- |
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// CDosEventManagerBase Constructor |
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// --------------------------------------------------------- |
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// |
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|
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CEventManagerBase::CEventManagerBase() : iOrder(CDosEvent::Compare) |
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{ |
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} |
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|
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// |
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// --------------------------------------------------------- |
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// CDosEventManagerBase Destructor |
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// --------------------------------------------------------- |
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// |
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CEventManagerBase::~CEventManagerBase() |
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{ |
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iEventArray.ResetAndDestroy(); |
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iEventArray.Close(); |
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} |
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// |
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// --------------------------------------------------------- |
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// CDosEventManagerBase::RaiseEvent |
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// |
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// This version of the function is used by the derived |
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// class. |
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// --------------------------------------------------------- |
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// |
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|
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TInt CEventManagerBase::RaiseEvent(TUint aEvent,TAny* aParameter,TInt aParLength) |
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{ |
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CDosEvent* event=NULL; |
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TInt err=KErrNone; |
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|
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LookForEventInArray(aEvent,event); |
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if(event) |
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{ |
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//Create the waiting event |
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CDosWaitingEvent* waitingEvent = NULL; |
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waitingEvent = new CDosWaitingEvent; |
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if(waitingEvent) |
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{ |
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TRAP(err,waitingEvent->SetParameterL(aParameter,aParLength)); |
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if(!err) |
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{ |
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event->InformListeners(waitingEvent); |
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if(!waitingEvent->IsQueued()) //If it hasn't been queued anywhere we delete it here. |
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{ |
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delete waitingEvent; |
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} |
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} |
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else |
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{ |
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delete waitingEvent; |
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} |
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return err; |
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} |
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return KErrNoMemory; |
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} |
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//If the event is not in the array this call is ignored |
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return KErrNotFound; |
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} |
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|
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// |
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// --------------------------------------------------------- |
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// CDosEventManagerBase::RaiseEvent |
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// |
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// This version is intended to be used by calls originated |
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// by RDosEventSnd. |
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// --------------------------------------------------------- |
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// |
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TInt CEventManagerBase::RaiseEvent(const RMessage2& aMessage) |
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{ |
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CDosEvent* event=NULL; |
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TInt err=KErrNone; |
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|
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diff
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|
105 |
LookForEventInArray((TInt32)aMessage.Ptr0(),event); |
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|
106 |
if(event) |
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|
107 |
{ |
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|
108 |
//Create the waiting event |
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|
109 |
|
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|
110 |
CDosWaitingEvent* waitingEvent = NULL; |
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|
111 |
waitingEvent = new CDosWaitingEvent; |
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|
112 |
if(waitingEvent) |
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|
113 |
{ |
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|
114 |
TRAP(err,waitingEvent->SetParameterL(aMessage)); |
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|
115 |
if(!err) |
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116 |
{ |
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|
117 |
event->InformListeners(waitingEvent); |
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|
118 |
if(!waitingEvent->IsQueued()) //If it hasn't been queued anywhere we delete it here. |
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|
119 |
{ |
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|
120 |
delete waitingEvent; |
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|
121 |
} |
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|
122 |
} |
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|
123 |
else |
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|
124 |
{ |
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|
125 |
delete waitingEvent; |
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|
126 |
} |
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|
127 |
return err; |
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|
128 |
} |
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|
129 |
return KErrNoMemory; |
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|
130 |
} |
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|
131 |
//If the event is not in the array this call is ignored |
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|
132 |
return KErrNotFound; |
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|
133 |
} |
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|
134 |
|
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|
135 |
// |
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|
136 |
// --------------------------------------------------------- |
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parents:
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|
137 |
// CDosEventManagerBase::RegisterListenerL |
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|
138 |
// --------------------------------------------------------- |
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|
139 |
// |
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parents:
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|
140 |
|
4e1aa6a622a0
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parents:
diff
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|
141 |
TInt CEventManagerBase::RegisterListenerL(CDosEventRcvService* aListener,TUint aEvent) |
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parents:
diff
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|
142 |
{ |
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Revision: 201003
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parents:
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|
143 |
//We look for the Event in the array. |
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parents:
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|
144 |
CDosEvent* event=NULL; |
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parents:
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|
145 |
|
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
146 |
LookForEventInArray(aEvent,event); |
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Revision: 201003
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parents:
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|
147 |
if(!event) |
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Revision: 201003
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|
148 |
{ |
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Revision: 201003
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|
149 |
//The Event didn't exist so we create it |
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Revision: 201003
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parents:
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|
150 |
event = CDosEvent::NewL(aEvent); |
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Revision: 201003
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parents:
diff
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|
151 |
|
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
152 |
//We add it to iEventArray |
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Revision: 201003
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parents:
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|
153 |
iEventArray.InsertInOrder(event,iOrder); |
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Revision: 201003
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parents:
diff
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|
154 |
} |
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Revision: 201003
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parents:
diff
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|
155 |
|
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
156 |
//We add the listener to the Event's list |
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Revision: 201003
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parents:
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|
157 |
event->AddListener(aListener); |
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Revision: 201003
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parents:
diff
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|
158 |
|
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
159 |
return KErrNone; |
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Revision: 201003
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parents:
diff
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|
160 |
} |
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Revision: 201003
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parents:
diff
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|
161 |
|
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
162 |
// |
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Revision: 201003
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parents:
diff
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|
163 |
// --------------------------------------------------------- |
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Revision: 201003
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parents:
diff
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|
164 |
// CDosEventManagerBase::LookForEventInArray |
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Revision: 201003
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parents:
diff
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|
165 |
// --------------------------------------------------------- |
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Revision: 201003
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parents:
diff
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|
166 |
// |
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Revision: 201003
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parents:
diff
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|
167 |
|
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
168 |
void CEventManagerBase::LookForEventInArray(TUint aEventName,CDosEvent*& aEventPtr) |
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
169 |
{ |
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Revision: 201003
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parents:
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|
170 |
for(TInt i=iEventArray.Count()-1;i>=0;i--) //it counts backwards for eficiency |
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
171 |
{ |
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Revision: 201003
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parents:
diff
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|
172 |
if(iEventArray[i]->Event()==aEventName) |
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
173 |
{ |
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Revision: 201003
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parents:
diff
changeset
|
174 |
//Found |
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Revision: 201003
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parents:
diff
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|
175 |
aEventPtr = iEventArray[i]; |
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
176 |
break; |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
177 |
} |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
178 |
|
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
179 |
if(iEventArray[i]->Event()<aEventName) |
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Revision: 201003
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parents:
diff
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|
180 |
{ |
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Revision: 201003
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parents:
diff
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|
181 |
//Not found |
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Revision: 201003
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parents:
diff
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|
182 |
aEventPtr = NULL; |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
183 |
break; |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
184 |
} |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
185 |
} |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
186 |
} |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
187 |
|
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
188 |
// |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
189 |
// --------------------------------------------------------- |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
190 |
// CDosEventManagerBase::UnRegisterListener |
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Revision: 201003
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parents:
diff
changeset
|
191 |
// --------------------------------------------------------- |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
192 |
// |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
193 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
194 |
TInt CEventManagerBase::UnRegisterListener(CDosEventRcvService* aListener, TUint aEvent) |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
195 |
{ |
4e1aa6a622a0
Revision: 201003
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parents:
diff
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|
196 |
CDosEvent* event=NULL; |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
197 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
198 |
LookForEventInArray(aEvent,event); |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
199 |
if(!event) |
4e1aa6a622a0
Revision: 201003
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parents:
diff
changeset
|
200 |
{ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
201 |
//The event wasn't found on the Events array |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
202 |
return KErrNotFound; |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
203 |
} |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
204 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
205 |
//Remove the listener from the list |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
206 |
event->RemoveListener(aListener); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
207 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
208 |
//Check if the event doesn't have anymore listeners. |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
209 |
if(event->ListenerCount()==0) |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
210 |
{ |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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211 |
TInt index; |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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212 |
//No more Listeners. The event can be removed from the list |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
213 |
iEventArray.FindInOrder(event,index,iOrder); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
214 |
iEventArray.Remove(index); |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
215 |
delete event; |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
216 |
} |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
|
217 |
return KErrNone; |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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218 |
} |
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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219 |
|
4e1aa6a622a0
Revision: 201003
Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff
changeset
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220 |