1 /* |
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2 * Copyright (c) 2004-2007 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: |
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15 * |
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16 */ |
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17 |
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18 |
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19 #ifndef CSERVERIDLEGUARD_H |
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20 #define CSERVERIDLEGUARD_H |
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21 |
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22 #include <e32base.h> |
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23 |
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24 #include "imageprint.h" |
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25 #include "tidleguarddata.h" |
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26 |
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27 class TEvent; |
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28 class CImagePrintBody; |
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29 class TMessageWrp2; |
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30 |
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31 class CServerIdleGuard : public CBase, public MIdleObserver |
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32 { |
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33 public: |
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34 |
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35 /** |
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36 * 2-phase constructor |
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37 * |
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38 * @param aEngine printing engine |
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39 * @return new object |
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40 */ |
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41 static CServerIdleGuard* NewL( CImagePrintBody& aEngine ); |
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42 |
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43 /** |
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44 * Destructor |
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45 */ |
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46 ~CServerIdleGuard(); |
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47 |
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48 private: // from MIdleObserver |
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49 |
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50 void StatusEvent(const TEvent &aEvent, TInt aError, TInt aMsgCode); |
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51 |
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52 public: |
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53 |
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54 /** |
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55 * Start and continue waiting for idle events |
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56 * |
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57 * @param aMessage message completed upon event arrival |
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58 */ |
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59 void Guard( TMessageWrp2& aMessage ); |
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60 |
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61 /** |
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62 * Stop waiting for idle events. Cancel waiting message |
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63 */ |
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64 void Stop(); |
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65 |
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66 private: |
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67 |
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68 CServerIdleGuard( CImagePrintBody& aEngine ); |
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69 void ConstructL(); |
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70 void DoStatusEventL( const TEvent &aEvent, TInt aError, TInt aMsgCode ); |
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71 void Process( TInt aErr = KErrNone ); |
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72 void DoProcessL(); |
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73 |
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74 private: // data |
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75 |
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76 CImagePrintBody& iEngine; |
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77 TMessageWrp2* iMessage; |
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78 RArray<TIdleGuardData> iBuffer; |
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79 TBool iRequestActive; |
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80 }; |
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81 |
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82 |
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83 #endif // CSERVERIDLEGUARD_H |
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84 |
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85 // End of File |
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