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1 /* |
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2 * Copyright (c) 2008 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: Base classes for Usb notifier wrapper |
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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 C_CUSBNOTENOTIFIER_H |
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20 #define C_CUSBNOTENOTIFIER_H |
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21 |
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22 #include <e32base.h> |
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23 #include "cusbnotifier.h" |
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24 |
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25 class CUsbNotifManager; |
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26 class RNotifier; |
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27 |
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28 /** |
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29 * Base class of wrapper for showing RNotifier note. |
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30 * Class implements showing note notifier by RNotifier API in asynchronized way |
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31 * which doesn't block the caller. When user gives some feedback on the note, |
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32 * the event will be forwarded to CUsbNotifManager and it does some handling. |
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33 */ |
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34 NONSHARABLE_CLASS( CUsbNoteNotifier) : public CUsbNotifier |
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35 { |
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36 /** |
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37 * Active object of asynchronous showing notifier |
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38 */ |
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39 class CNotifierActive : public CActive |
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40 { |
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41 public: |
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42 /** |
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43 * Default constructor |
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44 * @param aNotifier RNotifier API |
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45 * @param aUsbNoteNotifier the note notifier container |
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46 */ |
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47 CNotifierActive(RNotifier& aNotifier, CUsbNoteNotifier* aUsbNoteNotifier); |
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48 |
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49 /** |
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50 * Destructor |
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51 */ |
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52 virtual ~CNotifierActive(); |
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53 |
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54 /** |
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55 * Start to show the notifier |
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56 */ |
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57 void StartL(); |
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58 |
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59 protected: |
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60 // From base class CActive |
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61 /** |
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62 * Caled when outstanding request completed |
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63 */ |
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64 void RunL(); |
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65 |
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66 /** |
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67 * Called when outstanding request cancelled |
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68 */ |
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69 void DoCancel(); |
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70 |
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71 /** |
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72 * Called when RunL leaves |
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73 * @param aError errorcode |
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74 * @return errorcode |
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75 */ |
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76 TInt RunError(TInt aError); |
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77 |
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78 private: |
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79 // data |
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80 |
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81 /** |
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82 * The note notifier container |
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83 * Not Own |
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84 */ |
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85 CUsbNoteNotifier* iUsbNoteNotifier; |
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86 |
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87 /** |
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88 * RNotifier API |
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89 * Not Own |
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90 */ |
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91 RNotifier& iNotifier; |
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92 |
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93 /** |
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94 * Response from notifier |
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95 */ |
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96 TPckg<TInt> iRes; |
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97 }; |
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98 public: |
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99 |
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100 /** |
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101 * Destructor |
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102 */ |
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103 virtual ~CUsbNoteNotifier(); |
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104 |
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105 //From base class CUsbNotifier |
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106 /** |
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107 * Start to show notifier |
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108 */ |
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109 virtual void ShowL(); |
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110 |
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111 /** |
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112 * Stop showing notifier |
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113 */ |
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114 virtual void Close(); |
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115 |
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116 protected: |
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117 |
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118 /** |
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119 * Default constructor |
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120 * @param aNotifier RNotifier API |
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121 * @param aNotifManager Manager |
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122 * @param acat Category |
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123 * @param aNotidId id |
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124 */ |
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125 CUsbNoteNotifier(RNotifier& aNotifier, CUsbNotifManager* aNotifManager, |
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126 TUid aCat, TUint aNotifId); |
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127 |
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128 /** |
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129 * 2nd phase constructor. |
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130 */ |
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131 void ConstructL(); |
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132 |
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133 private: |
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134 // data |
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135 |
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136 /** |
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137 * Active object of handling RNotifier instance |
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138 * Own |
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139 */ |
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140 CNotifierActive* iNotifierActive; |
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141 |
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142 /** |
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143 * RNotifier API |
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144 * Not Own |
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145 */ |
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146 RNotifier& iNotifier; |
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147 }; |
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148 |
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149 #endif // C_CUSBNOTENOTIFIER_H |