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1 /* |
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2 * Copyright (c) 2008-2009 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: Singleton that posts errors to the framework |
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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 |
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20 #ifndef GLXERRORPOSTER_H_ |
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21 #define GLXERRORPOSTER_H_ |
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22 |
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23 #include <e32base.h> |
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24 |
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25 /** |
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26 * CGlxErrorPoster |
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27 * Posts errors to the framework. |
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28 * (Causes a Leave() to occur from a RunL()) |
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29 * |
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30 * @author Alex Birkett |
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31 */ |
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32 NONSHARABLE_CLASS(CGlxErrorPoster) : public CActive |
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33 { |
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34 public: |
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35 /** |
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36 * Provides instance of error poster and increments ref count |
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37 */ |
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38 IMPORT_C static CGlxErrorPoster* InstanceL(); |
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39 |
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40 /** |
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41 * Removes instance of error poster and decrements ref count |
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42 */ |
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43 IMPORT_C void Close(); |
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44 |
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45 /** |
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46 * Post an error |
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47 * The error is stored in a member variable and providing the |
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48 * active object is not already active, a call back to RunL() |
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49 * is requested. When called by the active scheduler RunL() |
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50 * leaves with the error code stored in the member variable. |
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51 * This causes a dialog displaying an error note to be invoked |
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52 * by the framework. |
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53 * |
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54 * @param aError Error to post |
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55 */ |
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56 IMPORT_C void PostError(TInt aError); |
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57 |
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58 public: // from CActive |
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59 /** See @ref CActive::RunL */ |
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60 void RunL(); |
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61 |
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62 /** See @ref CActive::DoCancel */ |
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63 void DoCancel(); |
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64 |
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65 private: |
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66 /** |
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67 * Two phase constructor |
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68 */ |
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69 static CGlxErrorPoster* NewL(); |
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70 |
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71 /** |
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72 * Constructor |
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73 */ |
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74 CGlxErrorPoster(); |
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75 |
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76 /** |
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77 * Destructor |
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78 */ |
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79 ~CGlxErrorPoster(); |
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80 |
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81 /** |
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82 * 2nd phase constructor |
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83 */ |
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84 void ConstructL(); |
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85 |
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86 private: |
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87 /** |
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88 * latest error |
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89 */ |
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90 TInt iLatestError; |
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91 }; |
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92 |
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93 #endif /*GLXERRORPOSTER_H_*/ |