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1 /* |
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2 * Copyright (c) 2006 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: Header for PluginControllerBase-class* |
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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 __CCSESCHEDULERPLUGINCONTROLLERBASE_H |
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21 #define __CCSESCHEDULERPLUGINCONTROLLERBASE_H |
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22 |
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23 // INCLUDES |
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24 #include <e32base.h> |
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25 #include <ipvideo/MCsePluginObserver.h> |
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26 #include <ipvideo/MCseScheduleObserver.h> |
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27 #include "MCseSchedulerTimerObserver.h" |
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28 #include "MCsePluginControllerObserver.h" |
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29 |
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30 // CONSTANTS |
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31 // None |
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32 |
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33 // MACROS |
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34 // None |
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35 |
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36 // DATA TYPES |
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37 // None |
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38 |
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39 // FUNCTION PROTOTYPES |
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40 // None |
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41 |
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42 // FORWARD DECLARATIONS |
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43 // None |
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44 |
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45 // CLASS DECLARATION |
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46 class CCseScheduledProgram; |
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47 class CCseSchedulerTimer; |
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48 class CCseSchedulerServerEngine; |
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49 |
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50 /** |
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51 * Base class for plugin controllers. Handles all plugin related stuff except scheduling logic. |
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52 */ |
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53 class CCseSchedulerPluginControllerBase : public CBase, |
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54 public MCseScheduleObserver, |
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55 public MCseSchedulerTimerObserver |
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56 { |
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57 public: // Constructors and destructor |
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58 /** |
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59 * Two-phased constructor. |
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60 * @params aEngine reference to engine |
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61 * @params aPluginUid plugin uid of the plugin this plugin controller is made for |
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62 * @return CCseSchedulerPluginControllerBase pointer to CCseSchedulerPluginControllerBase class |
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63 */ |
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64 static CCseSchedulerPluginControllerBase* NewL( MCsePluginControllerObserver& aEngine, TInt32 aPluginUid ); |
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65 |
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66 /** |
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67 * Destructor. |
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68 */ |
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69 virtual ~CCseSchedulerPluginControllerBase(); |
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70 |
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71 protected: |
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72 /** |
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73 * C++ default constructor. |
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74 */ |
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75 CCseSchedulerPluginControllerBase( MCsePluginControllerObserver& aEngine, TInt32 aPluginUid ); |
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76 |
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77 /** |
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78 * By default Symbian 2nd phase constructor is private. |
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79 */ |
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80 void ConstructL(); |
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81 |
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82 public: // from MCseScheduleObserver-class |
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83 /** |
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84 * Plugins uses this method to inform common scheduler engine that |
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85 * schedule is handled. |
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86 * @param aDbIdentifier DbIdentifier of scheduled program that just |
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87 * has been processed. |
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88 */ |
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89 virtual void ScheduleCompletedL( const TUint32 aDbIdentifier, TInt aCompletitionCode ); |
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90 |
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91 public: // from MCseSchedulerTimerObserver-class |
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92 /** |
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93 * Plugins uses this method to inform common scheduler engine that |
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94 * schedule is handled. |
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95 * @param aDbIdentifier DbIdentifier of scheduled program that just |
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96 * has been processed. |
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97 */ |
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98 virtual void TimerErrorL( const TInt32 aError ); |
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99 |
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100 /** |
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101 * Timer is up, run the Plugins!!! |
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102 */ |
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103 virtual void RunPluginsL( ); |
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104 |
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105 public: // New methods |
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106 |
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107 /** |
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108 * Sets plugin to be cleared after callstack break. |
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109 * @param aToBeCleared ETrue if controller needs to be cleared. |
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110 */ |
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111 void SetToBeCleared( TBool aToBeCleared ); |
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112 |
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113 /** |
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114 * Clears controller: clears (takes down all threads running for the plugin) |
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115 * all landlords. |
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116 */ |
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117 virtual void ClearControllerL(); |
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118 |
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119 /** |
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120 * Cleans the controller from LandLord(s) that aren't needed anymore. |
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121 */ |
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122 virtual void DoCleanUp( ); |
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123 |
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124 /** |
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125 * Sets schedules to controller. More precise information is found from Uni and Multi |
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126 * controller classes. |
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127 * @params aScheduleArrat Array of schedules to be set into controller. All given |
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128 * schedules should have same start time. |
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129 */ |
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130 virtual void SetSchedulesL( RPointerArray<CCseScheduledProgram>& aScheduleArray ); |
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131 |
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132 /** |
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133 * Gets plugin id. This Uid of the plugin going to be run when time is right. Can be |
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134 * used, for example, to find right kind of controller to a schedule. |
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135 * @return plugin Uid of the plugin used to run the schedule. |
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136 */ |
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137 TInt32 PluginUid( ); |
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138 |
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139 /** |
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140 * Checks if the plugin is obsolete (There are no more schedules to be run). |
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141 * @return ETrue if obsolete, EFalse if not. |
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142 */ |
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143 TBool IsObsolete() const; |
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144 |
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145 /** |
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146 * Checks if the plugin is set to be cleared. |
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147 * @return ETrue if set, EFalse if not. |
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148 */ |
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149 TBool IsToBeCleared(); |
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150 |
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151 /** |
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152 * Checks if there are active plugins in controller. |
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153 * @return ETrue if active plugins found, EFalse otherwise |
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154 */ |
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155 virtual TBool IsControllerActive(); |
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156 |
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157 protected: //data |
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158 /** |
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159 * Array containing schedules to be run. Own. |
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160 */ |
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161 RPointerArray<CCseScheduledProgram> iScheduleArray; |
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162 |
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163 /** |
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164 * Timer class. Own. |
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165 */ |
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166 CCseSchedulerTimer* iTimer; |
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167 |
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168 /** |
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169 * Reference to engine |
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170 */ |
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171 MCsePluginControllerObserver& iEngine; |
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172 |
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173 /** |
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174 * Uid of the plugin contrelled by this controller. |
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175 */ |
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176 TInt32 iPluginUid; |
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177 |
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178 /** |
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179 * Boolean indicating if this plugin controller is to cleared |
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180 * (plugin running is deleted). |
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181 */ |
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182 TBool iToBeCleared; |
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183 }; |
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184 |
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185 #endif // __CCSESCHEDULERPLUGINCONTROLLERBASE_H |