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1 /* |
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2 * Copyright (c) 2004 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 the License "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 * This file contains the definition of the receive handler of Download Mgr Server. |
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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 |
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21 #ifndef __DOWNLOADMGR_RECEIVEHANDLER_H__ |
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22 #define __DOWNLOADMGR_RECEIVEHANDLER_H__ |
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23 |
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24 #include "DownloadMgrClient.h" |
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25 #include <e32base.h> |
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26 |
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27 // FORWARD DECLARATIONS |
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28 class RHttpDownload; |
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29 class RHttpDownloadMgr; |
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30 class MHttpDownloadMgrObserver; |
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31 |
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32 // CLASS DECLARATION |
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33 |
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34 /** |
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35 * Handles the responses of the asyncron services. |
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36 * It can be created by a RHttpDownloadMgr session or |
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37 * RHttpDownload subsession. |
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38 * |
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39 * @lib - |
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40 * @since Series 60 2.8 |
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41 */ |
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42 NONSHARABLE_CLASS( CDownloadMgrHandler ) : public CActive |
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43 { |
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44 public: |
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45 |
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46 /** |
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47 * C++ default constructor. |
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48 */ |
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49 CDownloadMgrHandler( MHttpDownloadMgrObserver* aHandler, |
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50 RHttpDownload* aSubSession ); |
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51 |
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52 /** |
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53 * C++ default constructor. |
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54 */ |
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55 CDownloadMgrHandler( RHttpDownloadMgr* aSession ); |
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56 |
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57 /** |
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58 * Destructor. |
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59 */ |
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60 ~CDownloadMgrHandler(); |
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61 |
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62 public: |
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63 |
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64 /** |
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65 * Starts handle request completion event. |
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66 * @param - |
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67 * @return None. |
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68 */ |
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69 void StartL(); |
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70 |
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71 /** |
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72 * Handler type |
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73 * |
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74 * @lib - |
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75 * @since Series 60 2.8 |
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76 */ |
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77 enum THandlerType |
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78 { |
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79 EHttpDownloadMgr, |
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80 EHttpDownload |
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81 }; |
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82 |
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83 private: // New functions |
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84 |
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85 void AdjustPriority( THttpDownloadEvent& aCurrentDlEvent ); |
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86 |
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87 private: // From CActive |
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88 |
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89 /** |
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90 * Handles an active object’s request completion event. |
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91 * @param - |
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92 * @return None. |
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93 */ |
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94 void RunL(); |
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95 |
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96 /** |
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97 * Implements cancellation of an outstanding request. |
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98 * @param - |
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99 * @return None. |
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100 */ |
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101 void DoCancel(); |
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102 |
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103 private: |
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104 // Reference the owner |
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105 RHttpDownload* iDownloadSubSession; ///< NOT Owned. |
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106 RHttpDownloadMgr* iDownloadSession; ///< NOT Owned. |
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107 // Points to the observer |
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108 MHttpDownloadMgrObserver* iHandler; ///< NOT Owned. |
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109 // Possible event parameters. |
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110 TPckgBuf<TInt32> iDownloadState; |
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111 TPckgBuf<TInt32> iProgressState; |
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112 TPckgBuf<TInt> iHandle; // Contains masked values of 'handle' and 'media index' |
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113 // Must be unmasked before use. |
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114 HBufC8* iPackedEventAttribs; ///<Owned Buffer for event attributes |
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115 TPtr8 iPtr; ///<Client/Server framework needs this pointer to be saved |
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116 // Indicates that the corresponding download subsession is closed |
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117 TBool* iClosed; |
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118 // Indicates the owner of the handler |
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119 THandlerType iHandlerType; |
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120 // Storage for the 'previous' download event. Used for priority adjustments. |
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121 THttpDownloadEvent iPrevDlEvent; |
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122 }; |
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123 |
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124 |
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125 #endif /* __DOWNLOADMGR_RECEIVEHANDLER_H__ */ |
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126 |