author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 14 May 2010 16:01:46 +0300 | |
changeset 19 | 43824b19ee35 |
child 31 | a0ea99b6fa53 |
permissions | -rw-r--r-- |
19
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/* |
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* Copyright (c) 2010 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: Delegate class for setting visibility mode |
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* |
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*/ |
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|
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|
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#include "btdelegatevisibility.h" |
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#include "btuimodel.h" |
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#include <bluetoothuitrace.h> |
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#include "btqtconstants.h" |
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#include <btengsettings.h> |
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const int MAX_TEMPORARY_VISIBILITY = 60; // minutes, this value comes from the UI spec |
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|
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/*! |
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Constructor. |
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*/ |
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BtDelegateVisibility::BtDelegateVisibility( BtuiModel& model, QObject *parent ) |
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: BtAbstractDelegate( model, parent ) |
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{ |
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TRAP_IGNORE( mBtengSettings = CBTEngSettings::NewL(this) ); |
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Q_CHECK_PTR( mBtengSettings ); |
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mOperationOngoing = false; |
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} |
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|
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/*! |
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Destructor. |
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*/ |
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BtDelegateVisibility::~BtDelegateVisibility() |
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{ |
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delete mBtengSettings; |
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} |
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/*! |
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* executes visibility delegate functionality, ie. calls CBTEngSettings to set the visibility mode; |
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* when operation completes, emits commandCompleted signal |
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* Parameters: Qlist<QVariant> where first item is VisibilityMode integer specifying operation; |
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* for BtTemporary a 2nd parameter is give which signifies the number of minutes to stay visible. |
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*/ |
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void BtDelegateVisibility::exec( const QVariant ¶ms ) |
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{ |
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int minutes, err = 0; |
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|
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if (mOperationOngoing) { |
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// complete command with error |
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emit commandCompleted(KErrInUse); |
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return; |
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} |
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mOperationOngoing = true; |
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|
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// read 1st parameter |
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BTUI_ASSERT_X(params.toList().at(0).isValid(), "BtDelegateVisibility::exec", "invalid parameter"); |
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VisibilityMode btQtMode = (VisibilityMode)params.toList().at(0).toInt(); |
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mOperation = BtEngVisibilityMode(btQtMode); |
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|
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// verify that we are setting visibility to a new value, otherwise we won't get a callback |
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TBTVisibilityMode visibilityMode( EBTVisibilityModeNoScans ); |
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err = mBtengSettings->GetVisibilityMode( visibilityMode ); |
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if (err) { |
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mOperationOngoing = false; |
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emit commandCompleted(err); |
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return; |
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} |
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if (visibilityMode == mOperation) { |
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mOperationOngoing = false; |
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emit commandCompleted(KErrNone); |
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return; |
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} |
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|
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switch (mOperation) { |
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case EBTVisibilityModeGeneral : |
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err = mBtengSettings->SetVisibilityMode(mOperation, 0); |
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break; |
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case EBTVisibilityModeHidden: |
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err = mBtengSettings->SetVisibilityMode(mOperation, 0); |
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break; |
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case EBTVisibilityModeTemporary: |
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BTUI_ASSERT_X(params.toList().at(1).isValid(), "BtDelegateVisibility::exec", "invalid time parameter"); |
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minutes = params.toList().at(1).toInt(); |
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BTUI_ASSERT_X(((minutes >= 0 ) && (minutes <= MAX_TEMPORARY_VISIBILITY)), |
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"BtDelegateVisibility::exec", "invalid time parameter"); |
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err = mBtengSettings->SetVisibilityMode(mOperation, minutes); |
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break; |
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default: |
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// error |
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BTUI_ASSERT_X(false, "BtDelegateVisibility::exec", "invalid parameter"); |
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} |
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if (err) { |
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// complete command with error |
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mOperationOngoing = false; |
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emit commandCompleted(err); |
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} |
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} |
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|
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void BtDelegateVisibility::PowerStateChanged( TBTPowerStateValue aState ) |
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{ |
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Q_UNUSED( aState ); |
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} |
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|
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111 |
/*! |
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* callback from BtEngine |
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* emits command complete with either: |
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* 1) KErrUnknown if something went wrong, or |
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* 2) KErrNone if everything ok |
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*/ |
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void BtDelegateVisibility::VisibilityModeChanged( TBTVisibilityMode aState ) |
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{ |
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if (mOperationOngoing) { |
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//Error handling has to be done, if value is not set properly. |
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mOperationOngoing = false; |
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if (mOperation == aState) { |
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emit commandCompleted(KErrNone); |
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} |
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else { |
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emit commandCompleted(KErrUnknown); |
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} |
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} |
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} |