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1 /* |
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2 * Copyright (c) 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: |
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15 * |
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16 */ |
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17 #include "CdlChangeObserver.h" |
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18 #include "CCdlEngine.h" |
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19 |
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20 const TInt KCdlGranularity = 4; |
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21 |
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22 |
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23 // |
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24 // CCdlChangeMonitor |
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25 // |
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26 |
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27 CCdlChangeMonitor::CCdlChangeMonitor(RCdlSession& aServer, CCdlEngine* aEngine) |
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28 : CActive(EPriorityStandard), iServer(aServer), iEngine(aEngine) |
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29 { |
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30 CActiveScheduler::Add(this); |
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31 Queue(); |
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32 } |
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33 |
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34 CCdlChangeMonitor::~CCdlChangeMonitor() |
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35 { |
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36 Cancel(); |
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37 } |
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38 |
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39 void CCdlChangeMonitor::Queue() |
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40 { |
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41 iServer.NotifyChange(iStatus, iChange); |
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42 SetActive(); |
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43 } |
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44 |
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45 void CCdlChangeMonitor::RunL() |
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46 { |
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47 if (iStatus == KErrNone) |
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48 Queue(); |
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49 |
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50 TRAP_IGNORE(ProcessL()); |
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51 } |
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52 |
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53 void CCdlChangeMonitor::ProcessL() |
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54 { |
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55 switch (iChange().iType) |
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56 { |
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57 case SCdlServerChange::EGlobalCustomisation: |
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58 iEngine->HandleGlobalCustomisationChangeL(iChange().iSize); |
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59 break; |
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60 |
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61 case SCdlServerChange::EAvailableRefs: |
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62 iEngine->HandleAvailableRefsChangeL(); |
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63 break; |
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64 |
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65 default: |
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66 Panic(ECdlEngPanic_BadChangeType); |
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67 break; |
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68 } |
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69 } |
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70 |
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71 void CCdlChangeMonitor::DoCancel() |
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72 { |
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73 iServer.CancelNotifyChange(); |
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74 } |
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75 |
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76 |
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77 // |
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78 // CCdlChangeObserver |
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79 // |
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80 |
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81 CCdlChangeObserver* CCdlChangeObserver::NewLC(MCdlChangeObserver* aObserver, TUid aUid) |
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82 { |
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83 CCdlChangeObserver* self = new(ELeave) CCdlChangeObserver; |
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84 CleanupStack::PushL(self); |
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85 self->iObserver = aObserver; |
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86 self->AddUidL(aUid); |
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87 return self; |
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88 } |
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89 |
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90 CCdlChangeObserver* CCdlChangeObserver::NewLC(MCdlChangeObserver* aObserver) |
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91 { |
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92 CCdlChangeObserver* self = new(ELeave) CCdlChangeObserver; |
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93 CleanupStack::PushL(self); |
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94 self->iObserver = aObserver; |
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95 return self; |
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96 } |
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97 |
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98 CCdlChangeObserver::~CCdlChangeObserver() |
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99 { |
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100 } |
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101 |
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102 MCdlChangeObserver* CCdlChangeObserver::Observer() const |
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103 { |
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104 return iObserver; |
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105 } |
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106 |
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107 void CCdlChangeObserver::AddUidL(TUid aUid) |
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108 { |
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109 iUids.AddL(aUid); |
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110 } |
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111 |
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112 void CCdlChangeObserver::HandleCustomisationChangeL(const CCdlUids& aUids) |
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113 { |
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114 CCdlUids* change = iUids.IntersectionLC(aUids); |
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115 if (change->Count()) |
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116 iObserver->HandleCustomisationChangeL(*change); |
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117 CleanupStack::PopAndDestroy(change); |
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118 } |
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119 |
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120 void CCdlChangeObserver::HandleAvailableRefsChangeL() |
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121 { |
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122 iObserver->HandleAvailableRefsChangeL(); |
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123 } |
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124 |
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125 |
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126 // |
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127 // CCdlChangeObservers |
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128 // |
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129 |
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130 CCdlChangeObservers::CCdlChangeObservers() |
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131 : iObservers(KCdlGranularity) |
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132 { |
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133 } |
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134 |
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135 CCdlChangeObservers::~CCdlChangeObservers() |
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136 { |
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137 iObservers.ResetAndDestroy(); |
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138 } |
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139 |
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140 void CCdlChangeObservers::AddCustomisationChangeObserverL(MCdlChangeObserver* aObserver, TUid aUid) |
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141 { |
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142 TInt index = FindIndex(aObserver); |
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143 if (index == KErrNotFound) |
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144 { |
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145 iObservers.AppendL(CCdlChangeObserver::NewLC(aObserver, aUid)); |
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146 CleanupStack::Pop(); |
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147 } |
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148 else |
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149 { |
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150 iObservers[index]->AddUidL(aUid); |
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151 } |
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152 } |
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153 |
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154 void CCdlChangeObservers::AddGeneralChangeObserverL(MCdlChangeObserver* aObserver) |
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155 { |
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156 TInt index = FindIndex(aObserver); |
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157 if (index == KErrNotFound) |
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158 { |
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159 iObservers.AppendL(CCdlChangeObserver::NewLC(aObserver)); |
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160 CleanupStack::Pop(); |
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161 } |
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162 } |
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163 |
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164 void CCdlChangeObservers::RemoveChangeObserver(MCdlChangeObserver* aObserver) |
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165 { |
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166 TInt index = FindIndex(aObserver); |
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167 if (index != KErrNotFound) |
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168 { |
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169 delete iObservers[index]; |
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170 iObservers.Delete(index); |
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171 } |
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172 } |
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173 |
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174 void CCdlChangeObservers::HandleCustomisationChangeL(const CCdlUids& aUids) |
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175 { |
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176 TInt count = iObservers.Count(); |
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177 for (TInt ii=0; ii<count; ii++) |
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178 { |
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179 iObservers[ii]->HandleCustomisationChangeL(aUids); |
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180 } |
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181 } |
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182 |
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183 void CCdlChangeObservers::HandleAvailableRefsChangeL() |
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184 { |
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185 TInt count = iObservers.Count(); |
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186 for (TInt ii=0; ii<count; ii++) |
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187 { |
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188 iObservers[ii]->HandleAvailableRefsChangeL(); |
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189 } |
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190 } |
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191 |
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192 TInt CCdlChangeObservers::FindIndex(MCdlChangeObserver* aObserver) const |
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193 { |
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194 TInt count = iObservers.Count(); |
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195 for (TInt ii=0; ii<count; ii++) |
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196 { |
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197 if (iObservers[ii]->Observer() == aObserver) |
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198 return ii; |
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199 } |
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200 return KErrNotFound; |
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201 } |