author | hgs |
Mon, 17 May 2010 13:35:26 +0530 | |
changeset 42 | 5e1df1b52eb3 |
parent 40 | 112f0ac2d1f0 |
child 36 | 6481344a6d67 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008-2009 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: Monitors the Tv Out Connection |
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* |
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*/ |
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// CLASS HEADER |
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#include "glxtvconnectionmonitor.h" |
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// EXTERNAL INCLUDES |
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// INTERNAL INCLUDES |
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#include <glxlog.h> |
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#include <glxtracer.h> |
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||
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#include <glxpanic.h> |
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#include "glxtv.h" |
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#include <AccPolGenericIdDefinitions.h> |
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#include <AccPolSubblockNameArray.h> |
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//----------------------------------------------------------------------------- |
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// Return new object |
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//----------------------------------------------------------------------------- |
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// |
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CGlxTvConnectionMonitor* CGlxTvConnectionMonitor::NewL( |
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MGlxTvConnectionObserver& aConnectionObserver ) |
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{ |
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TRACER("CGlxTvConnectionMonitor::NewL"); |
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CGlxTvConnectionMonitor* self = new (ELeave) |
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CGlxTvConnectionMonitor( aConnectionObserver ); |
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CleanupStack::PushL( self ); |
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self->ConstructL(); |
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CleanupStack::Pop( self ); |
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return self; |
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} |
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//----------------------------------------------------------------------------- |
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// Destructor |
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//----------------------------------------------------------------------------- |
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// |
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CGlxTvConnectionMonitor::~CGlxTvConnectionMonitor() |
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{ |
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TRACER("~CGlxTvConnectionMonitor"); |
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Cancel(); |
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iTvAccCon.CloseSubSession(); |
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iTvAccServer.Disconnect(); |
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} |
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//----------------------------------------------------------------------------- |
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// Default C++ constructor |
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//----------------------------------------------------------------------------- |
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// |
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CGlxTvConnectionMonitor::CGlxTvConnectionMonitor( |
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MGlxTvConnectionObserver& aConnectionObserver) : |
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CActive(EPriorityStandard), iConnectionObserver(aConnectionObserver), |
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iIsTvOutConnected(EFalse), iIsHDMIConnected(EFalse) |
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{ |
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TRACER("CGlxTvConnectionMonitor"); |
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CActiveScheduler::Add(this); |
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} |
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//----------------------------------------------------------------------------- |
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// Symbian second phase constructor |
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//----------------------------------------------------------------------------- |
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// |
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void CGlxTvConnectionMonitor::ConstructL() |
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{ |
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TRACER("CGlxTvConnectionMonitor::ConstructL"); |
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User::LeaveIfError(iTvAccServer.Connect()); |
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User::LeaveIfError(iTvAccCon.CreateSubSession(iTvAccServer)); |
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UpdateConnectionStatusL(); |
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IssueRequest(); |
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} |
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//----------------------------------------------------------------------------- |
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// From class CActive. |
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// Receive notification of change in the connection state |
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//----------------------------------------------------------------------------- |
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// |
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void CGlxTvConnectionMonitor::RunL() |
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{ |
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TRACER("CGlxTvConnectionMonitor::RunL"); |
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// Check for errors |
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User::LeaveIfError( iStatus.Int() ); |
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// Notify observers |
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IssueNotificationL(); |
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// Request the next event |
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IssueRequest(); |
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} |
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//----------------------------------------------------------------------------- |
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// From class CActive. |
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// DoCancel |
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//----------------------------------------------------------------------------- |
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// |
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void CGlxTvConnectionMonitor::DoCancel() |
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{ |
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TRACER("CGlxTvConnectionMonitor::DoCancel"); |
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iTvAccCon.CancelGetAccessoryConnectionStatus(); |
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iTvAccCon.CancelNotifyAccessoryConnectionStatusChanged(); |
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} |
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//----------------------------------------------------------------------------- |
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// From class CActive. |
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// RunError |
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//----------------------------------------------------------------------------- |
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// |
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TInt CGlxTvConnectionMonitor::RunError(TInt aError) |
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{ |
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::RunError - %d", aError); |
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return KErrNone; |
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} |
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|
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//----------------------------------------------------------------------------- |
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// Is the TV out cable connected |
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// IsConnected |
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//----------------------------------------------------------------------------- |
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// |
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TBool CGlxTvConnectionMonitor::IsConnected() const |
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{ |
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TRACER("CGlxTvConnectionMonitor::IsConnected"); |
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::IsConnected iIsTvOutConnected=%d",iIsTvOutConnected); |
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return iIsTvOutConnected; |
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} |
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|
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//----------------------------------------------------------------------------- |
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// Is the TV out cable connected |
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// IsConnected |
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//----------------------------------------------------------------------------- |
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// |
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TBool CGlxTvConnectionMonitor::IsHDMIConnected() const |
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{ |
40 | 154 |
TRACER("CGlxTvConnectionMonitor::IsHDMIConnected"); |
42 | 155 |
GLX_LOG_INFO1("CGlxTvConnectionMonitor::IsHDMIConnected iIsHDMIConnected=%d",iIsHDMIConnected); |
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return iIsHDMIConnected; |
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} |
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|
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//----------------------------------------------------------------------------- |
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// Request accessory server events |
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//----------------------------------------------------------------------------- |
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// |
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void CGlxTvConnectionMonitor::IssueRequest() |
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{ |
40 | 165 |
TRACER("CGlxTvConnectionMonitor::IssueRequest"); |
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if (!IsActive()) // required for testing |
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{ |
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iTvAccCon.NotifyAccessoryConnectionStatusChanged(iStatus,iCurrentAccArray); |
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SetActive(); |
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} |
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} |
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|
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//----------------------------------------------------------------------------- |
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// Sends notification to observers if TV Out is connected |
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//----------------------------------------------------------------------------- |
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// |
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void CGlxTvConnectionMonitor::IssueNotificationL() |
42 | 178 |
{ |
179 |
TRACER("CGlxTvConnectionMonitor::IssueNotificationL"); |
|
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TBool previousTvState = iIsTvOutConnected; |
|
181 |
TBool previousHDMIState = iIsHDMIConnected; |
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182 |
||
40 | 183 |
// Update the connection status |
184 |
UpdateConnectionStatusL(); |
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42 | 185 |
|
40 | 186 |
// trigger tvstatus change only when there is actually a change the in the connection and not |
187 |
// for spurious events |
|
42 | 188 |
if (previousTvState != iIsTvOutConnected || previousHDMIState |
189 |
!= iIsHDMIConnected) |
|
190 |
{ |
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191 |
GLX_LOG_INFO("CGlxTvConnectionMonitor::IssueNotificationL - Connection Altered"); |
|
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iConnectionObserver.HandleTvConnectionStatusChangedL(); |
|
193 |
} |
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40 | 194 |
} |
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|
40 | 196 |
//----------------------------------------------------------------------------- |
197 |
// UpdateConnectionStatusL() |
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//----------------------------------------------------------------------------- |
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199 |
// |
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200 |
void CGlxTvConnectionMonitor::UpdateConnectionStatusL() |
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{ |
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202 |
TRACER("CGlxTvConnectionMonitor::UpdateConnectionStatusL()"); |
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|
40 | 204 |
GLX_LOG_INFO2("CGlxTvConnectionMonitor::UpdateConnectionStatusL previousTvState = %d , previousHDMIState = %d", |
42 | 205 |
iIsTvOutConnected,iIsHDMIConnected); |
206 |
||
207 |
// reset the states |
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208 |
iIsHDMIConnected = EFalse; |
|
209 |
iIsTvOutConnected = EFalse; |
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40 | 210 |
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211 |
//gets the TV status in to the iCurrentAccArray and haves the Latest Accesory in 0-index |
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User::LeaveIfError(iTvAccCon.GetAccessoryConnectionStatus(iCurrentAccArray)); |
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|
40 | 214 |
CAccPolSubblockNameArray* nameArray = CAccPolSubblockNameArray::NewL(); |
215 |
CleanupStack::PushL(nameArray); |
|
42 | 216 |
|
40 | 217 |
// Get the number of currently connected accessories |
218 |
// Loop through each connected accessory looking for |
|
219 |
// the desired capabilities |
|
220 |
// |
|
221 |
const TInt count = iCurrentAccArray.Count(); |
|
222 |
GLX_LOG_INFO1("CGlxTvConnectionMonitor::UpdateConnectionStatusL current count value is %d",count); |
|
42 | 223 |
for (TInt index = 0; index < count; index++) |
40 | 224 |
{ |
42 | 225 |
const TAccPolGenericID genId = iCurrentAccArray.GetGenericIDL(index); |
40 | 226 |
// Check if this connected accessory supports TV-Out capabality. |
227 |
GLX_LOG_INFO1("CGlxTvConnectionMonitor::UpdateConnectionStatusL current index value is %d",index); |
|
42 | 228 |
GLX_LOG_INFO("CGlxTvConnectionMonitor::UpdateConnectionStatusL Video Accessory Supported"); |
229 |
TAccPolNameRecord nameRecord; |
|
230 |
nameRecord.SetNameL(KAccVideoOut); |
|
231 |
||
232 |
if (genId.DeviceTypeCaps( KDTAVDevice ) && |
|
233 |
genId.PhysicalConnectionCaps( KPCHDMI )) |
|
40 | 234 |
{ |
235 |
TAccValueTypeTInt value; |
|
42 | 236 |
TInt err = iTvAccCon.GetValueL(genId, nameRecord, value); |
237 |
if (err ==KErrNone) |
|
40 | 238 |
{ |
42 | 239 |
if (value.iValue == EAccVideoOutEHDMI) |
240 |
{ |
|
241 |
GLX_LOG_INFO("CGlxTvConnectionMonitor::UpdateConnectionStatusL HDMI is connected"); |
|
242 |
iIsHDMIConnected = ETrue; |
|
243 |
} |
|
40 | 244 |
} |
42 | 245 |
} |
246 |
else if (genId.DeviceTypeCaps( KDTAVDevice ) && |
|
247 |
genId.PhysicalConnectionCaps( KPCWired )) |
|
248 |
{ |
|
249 |
TAccValueTypeTInt value; |
|
250 |
TInt err = iTvAccCon.GetValueL(genId, nameRecord, value); |
|
251 |
if (err ==KErrNone) |
|
40 | 252 |
{ |
42 | 253 |
if (value.iValue == EAccVideoOutCVideo) |
254 |
{ |
|
255 |
GLX_LOG_INFO("CGlxTvConnectionMonitor::UpdateConnectionStatusL Tv is connected"); |
|
256 |
iIsTvOutConnected = ETrue; |
|
257 |
} |
|
40 | 258 |
} |
259 |
} |
|
260 |
} |
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261 |
CleanupStack::PopAndDestroy(nameArray); |
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|
40 | 263 |
GLX_LOG_INFO2("CGlxTvConnectionMonitor::UpdateConnectionStatusL CurrentTvState = %d , CurrentHDMIState = %d", |
42 | 264 |
iIsTvOutConnected,iIsHDMIConnected); |
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} |