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1 /*------------------------------------------------------------------ |
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2 - |
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3 * Software Name : UserEmulator |
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4 * Version : v4.2.1309 |
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5 * |
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6 * Copyright (c) 2009 France Telecom. All rights reserved. |
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7 * This software is distributed under the License |
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8 * "Eclipse Public License - v 1.0" the text of which is available |
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9 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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10 * |
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11 * Initial Contributors: |
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12 * France Telecom |
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13 * |
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14 * Contributors: |
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15 *------------------------------------------------------------------ |
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16 - |
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17 * File Name: DelayTimer.h |
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18 * |
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19 * Created: 13/08/2009 |
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20 * Author(s): Marcell Kiss, Reshma Sandeep Das |
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21 * |
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22 * Description: |
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23 * Active object implementation for asynchronous key events handling |
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24 *------------------------------------------------------------------ |
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25 - |
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26 * |
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27 */ |
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28 #ifndef DELAYTIMER_H__ |
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29 #define DELAYTIMER_H__ |
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30 |
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31 //System includes |
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32 #include <e32base.h> |
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33 |
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34 /** |
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35 * MActionObserver, an observer to CDelayTimer class. |
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36 */ |
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37 class MActionObserver |
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38 { |
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39 public: |
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40 /** |
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41 * Callback function to invoke the next action element |
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42 */ |
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43 virtual void PerformActionL() = 0; |
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44 }; |
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45 |
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46 /** |
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47 * CDelayTimer class. |
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48 */ |
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49 class CDelayTimer : public CTimer |
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50 { |
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51 public: |
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52 /** |
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53 * Two-phased constructor. |
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54 * @param aObserver Reference to the observer class |
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55 */ |
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56 static CDelayTimer* NewL( MActionObserver& aObserver ); |
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57 /** |
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58 * C++ default constructor. |
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59 */ |
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60 CDelayTimer(MActionObserver& aObserver); |
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61 /** |
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62 * Destructor |
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63 */ |
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64 ~CDelayTimer(); |
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65 |
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66 public: |
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67 /** |
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68 * Function to issue a request for notification of next action |
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69 * @param aInterval Time interval |
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70 */ |
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71 void Wait(TInt aInterval); |
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72 |
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73 private: |
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74 /** |
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75 * 2nd phase constructor. |
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76 */ |
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77 void ConstructL(); |
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78 |
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79 private: // From CActive |
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80 /** |
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81 * After completed timer period, execution comes to RunL |
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82 */ |
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83 void RunL(); |
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84 |
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85 private: |
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86 /** |
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87 * Reference to the observer class |
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88 */ |
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89 MActionObserver& iActionObserver; |
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90 }; |
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91 |
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92 #endif // DELAYTIMER_H__ |
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93 |
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94 // End of File |
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95 |