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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 "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 * View activator - activates a tab view upon client request |
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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 // INCLUDE FILES |
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21 #include "CxSPViewActivator.h" |
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22 #include <CxSPViewData.h> |
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23 #include "CxSPViewInfo.h" |
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24 |
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25 |
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26 // System includes |
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27 #include <aknViewAppUi.h> |
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28 |
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29 // Unnamed namespace for local definitions |
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30 namespace |
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31 { |
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32 const TInt KDesAddressParam = 2; // Des address is in param ix 2 |
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33 _LIT( KPanicText, "xSPViewActivator" ); |
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34 |
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35 enum TPanicCode |
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36 { |
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37 EBadDescriptorLength, |
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38 EBadDescriptor |
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39 }; |
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40 } // namespace |
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41 |
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42 // ================= MEMBER FUNCTIONS ======================= |
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43 |
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44 CxSPViewActivator* CxSPViewActivator::NewL(CxSPViewIdChanger* aViewIdChanger) |
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45 { |
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46 CxSPViewActivator* self = new(ELeave) CxSPViewActivator(aViewIdChanger); |
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47 |
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48 CleanupStack::PushL(self); |
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49 self->ConstructL(); |
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50 CleanupStack::Pop(); // self |
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51 |
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52 return self; |
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53 } |
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54 |
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55 CxSPViewActivator::CxSPViewActivator(CxSPViewIdChanger* aViewIdChanger) : |
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56 CServer2(EPriorityStandard) |
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57 { |
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58 iViewIdChanger = aViewIdChanger; |
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59 } |
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60 |
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61 void CxSPViewActivator::ConstructL() |
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62 { |
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63 StartL(KxSPServer); |
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64 } |
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65 |
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66 CxSPViewActivator::~CxSPViewActivator() |
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67 { |
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68 } |
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69 |
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70 CSession2* CxSPViewActivator::NewSessionL(const TVersion& aVersion, const RMessage2&) const |
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71 { |
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72 TBool supported = User::QueryVersionSupported(TVersion(KxSPViewServerMajor, |
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73 KxSPViewServerMinor, |
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74 KxSPViewServerBuild), |
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75 aVersion); |
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76 if(!supported) |
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77 { |
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78 User::Leave(KErrNotSupported); |
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79 } |
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80 |
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81 return new (ELeave) CxSPViewActivatorSession(); |
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82 } |
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83 |
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84 void CxSPViewActivator::ActivateView1L(const RMessage2 &aMessage) |
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85 { |
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86 TUint32 ecomID = aMessage.Int0(); |
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87 TUint32 viewID = aMessage.Int1(); |
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88 |
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89 TInt err = KErrNone; |
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90 TInt newViewId; |
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91 if(ecomID) |
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92 { |
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93 err = iViewIdChanger->GetNewView(ecomID, viewID, newViewId); |
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94 } |
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95 else |
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96 { |
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97 newViewId = viewID; |
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98 } |
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99 |
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100 aMessage.Complete(err); |
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101 |
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102 if(err == KErrNone) |
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103 { |
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104 // Activate the view |
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105 static_cast<CAknViewAppUi*>(CCoeEnv::Static()->AppUi())->ActivateLocalViewL( |
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106 TUid::Uid((TInt)newViewId)); |
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107 } |
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108 |
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109 return; |
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110 } |
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111 |
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112 void CxSPViewActivator::ActivateView2L(const RMessage2 &aMessage) |
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113 { |
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114 TInt err = KErrNone; |
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115 |
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116 TUint32 ecomID = aMessage.Int0(); |
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117 TUint32 viewID = aMessage.Int1(); |
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118 TInt desLen = aMessage.GetDesLength(KDesAddressParam); |
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119 if( desLen <= 0 ) |
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120 { |
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121 aMessage.Panic( KPanicText, EBadDescriptorLength ); |
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122 } |
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123 else |
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124 { |
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125 HBufC8* paramBuf = HBufC8::NewL(desLen); |
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126 CleanupStack::PushL(paramBuf); |
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127 TPtr8 ptr = paramBuf->Des(); |
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128 aMessage.ReadL(KDesAddressParam, ptr); |
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129 |
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130 TInt newViewId; |
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131 if(ecomID) |
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132 { |
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133 err = iViewIdChanger->GetNewView(ecomID, viewID, newViewId); |
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134 } |
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135 else |
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136 { |
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137 newViewId = viewID; |
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138 } |
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139 |
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140 aMessage.Complete(err); |
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141 |
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142 if(err == KErrNone) |
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143 { |
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144 // Make view id |
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145 const TVwsViewId viewId(TUid::Uid(KUid), TUid::Uid(newViewId)); |
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146 // Activate the view |
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147 static_cast<CAknViewAppUi*>(CCoeEnv::Static()->AppUi())->ActivateViewL( |
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148 viewId, CPbk2ViewState::Uid(), *paramBuf); |
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149 } |
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150 |
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151 CleanupStack::PopAndDestroy(); // paramBuf; |
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152 } |
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153 } |
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154 |
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155 void CxSPViewActivator::ActivateView2AsyncL(const RMessage2 &aMessage) |
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156 { |
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157 TInt err = KErrNone; |
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158 |
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159 TUint32 ecomID = aMessage.Int0(); |
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160 TUint32 viewID = aMessage.Int1(); |
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161 TInt desLen = aMessage.GetDesLength(KDesAddressParam); |
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162 if( desLen <= 0 ) |
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163 { |
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164 aMessage.Panic( KPanicText, EBadDescriptorLength ); |
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165 } |
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166 else |
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167 { |
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168 HBufC8* paramBuf = HBufC8::NewL(desLen); |
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169 CleanupStack::PushL(paramBuf); |
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170 TPtr8 ptr = paramBuf->Des(); |
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171 aMessage.ReadL(KDesAddressParam, ptr); |
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172 |
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173 TInt newViewId; |
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174 if(ecomID) |
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175 { |
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176 err = iViewIdChanger->GetNewView(ecomID, viewID, newViewId); |
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177 } |
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178 else |
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179 { |
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180 newViewId = viewID; |
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181 } |
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182 |
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183 aMessage.Complete(err); |
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184 |
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185 if(err == KErrNone) |
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186 { |
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187 // Make view id |
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188 const TVwsViewId viewId(TUid::Uid(KUid), TUid::Uid(newViewId)); |
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189 // Activate the view |
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190 static_cast<CAknViewAppUi*>(CCoeEnv::Static()->AppUi())->ActivateViewL( |
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191 viewId, CPbk2ViewState::Uid(), *paramBuf); |
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192 } |
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193 |
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194 CleanupStack::PopAndDestroy(); // paramBuf; |
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195 } |
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196 |
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197 } |
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198 |
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199 void CxSPViewActivator::GetViewCountL(const RMessage2 &aMessage) |
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200 { |
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201 TInt tabsCount; |
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202 TInt dummy; |
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203 iViewIdChanger->GetViewCount( tabsCount, dummy ); |
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204 TPckgC<TInt> tabsCountDes( tabsCount ); |
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205 TRAPD( err, aMessage.WriteL( 0, tabsCountDes ) ); |
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206 if( err != KErrNone ) |
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207 { |
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208 aMessage.Panic( KPanicText, EBadDescriptor ); |
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209 User::Leave( err ); |
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210 } |
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211 else |
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212 { |
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213 aMessage.Complete( KErrNone ); |
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214 } |
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215 } |
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216 |
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217 void CxSPViewActivator::GetViewDataPackLengthL(const RMessage2 &aMessage) |
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218 { |
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219 TInt index = aMessage.Int0(); |
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220 TInt tabsCount; |
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221 TInt dummy; |
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222 iViewIdChanger->GetViewCount( tabsCount, dummy ); |
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223 if( index < 0 ) |
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224 { |
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225 aMessage.Complete( KErrUnderflow ); |
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226 } |
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227 else if( index >= tabsCount ) |
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228 { |
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229 aMessage.Complete( KErrOverflow ); |
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230 } |
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231 else |
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232 { |
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233 RPointerArray<CxSPViewInfo> infoArray; |
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234 CleanupClosePushL( infoArray ); |
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235 iViewIdChanger->GetTabViewInfoL( infoArray ); |
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236 const CxSPViewInfo& info = *infoArray[index]; |
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237 CxSPViewData* viewData = CxSPViewData::NewL(); |
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238 CleanupStack::PushL( viewData ); |
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239 viewData->SetEComId( info.Id() ); |
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240 viewData->SetOriginalViewId( info.OldViewId() ); |
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241 viewData->SetIconId( info.SortIconId() ); |
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242 viewData->SetMaskId( info.SortMaskId() ); |
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243 viewData->SetIconFileL( info.SortIconFile() ); |
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244 viewData->SetViewNameL( info.Name() ); |
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245 HBufC8* packed = viewData->PackL(); |
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246 TInt length = packed->Length(); |
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247 delete packed; |
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248 CleanupStack::PopAndDestroy(); // viewData |
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249 CleanupStack::PopAndDestroy(); // infoArray |
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250 TPckgC<TInt> lengthDes( length ); |
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251 TRAPD( err, aMessage.WriteL( 1, lengthDes ) ); |
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252 if( err != KErrNone ) |
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253 { |
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254 aMessage.Panic( KPanicText, EBadDescriptor ); |
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255 User::Leave( err ); |
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256 } |
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257 else |
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258 { |
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259 aMessage.Complete( KErrNone ); |
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260 } |
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261 } |
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262 } |
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263 |
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264 void CxSPViewActivator::GetViewDataL(const RMessage2 &aMessage) |
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265 { |
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266 TInt index = aMessage.Int0(); |
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267 TInt tabsCount; |
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268 TInt dummy; |
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269 iViewIdChanger->GetViewCount( tabsCount, dummy ); |
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270 if( index < 0 ) |
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271 { |
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272 aMessage.Complete( KErrUnderflow ); |
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273 } |
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274 else if( index >= tabsCount ) |
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275 { |
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276 aMessage.Complete( KErrOverflow ); |
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277 } |
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278 else |
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279 { |
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280 RPointerArray<CxSPViewInfo> infoArray; |
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281 CleanupClosePushL( infoArray ); |
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282 iViewIdChanger->GetTabViewInfoL( infoArray ); |
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283 const CxSPViewInfo& info = *infoArray[index]; |
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284 CxSPViewData* viewData = CxSPViewData::NewL(); |
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285 CleanupStack::PushL( viewData ); |
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286 viewData->SetEComId( info.Id() ); |
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287 viewData->SetOriginalViewId( info.OldViewId() ); |
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288 viewData->SetIconId( info.SortIconId() ); |
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289 viewData->SetMaskId( info.SortMaskId() ); |
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290 viewData->SetIconFileL( info.SortIconFile() ); |
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291 viewData->SetViewNameL( info.Name() ); |
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292 HBufC8* packed = viewData->PackL(); |
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293 CleanupStack::PushL( packed ); |
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294 TRAPD( err, aMessage.WriteL( 1, *packed ) ); |
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295 if( err != KErrNone ) |
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296 { |
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297 aMessage.Panic( KPanicText, EBadDescriptor ); |
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298 User::Leave( err ); |
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299 } |
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300 else |
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301 { |
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302 aMessage.Complete( KErrNone ); |
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303 } |
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304 CleanupStack::PopAndDestroy(); // packed |
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305 CleanupStack::PopAndDestroy(); // viewData |
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306 CleanupStack::PopAndDestroy(); // infoArray |
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307 } |
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308 } |
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309 |
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310 void CxSPViewActivator::StartL(const TDesC &aName) |
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311 { |
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312 CServer2::StartL(aName); |
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313 |
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314 RSemaphore semaphore; |
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315 if(semaphore.OpenGlobal(KxSPServer) == KErrNone) |
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316 { |
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317 semaphore.Signal(); |
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318 semaphore.Close(); |
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319 } |
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320 } |
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321 |
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322 void CxSPViewActivatorSession::ServiceL(const RMessage2 &aMessage) |
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323 { |
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324 // There are currently separate synchronous and asynchronous op codes for |
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325 // some of the services. The server side implementation is however |
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326 // synchronous and the opcodes are handled similarily whenever possible. |
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327 // For example EGetViewCount and EGetViewCountAsync are treated identically |
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328 // and the corresponding async cancel operation (ECancelGetViewCountAsync) |
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329 // does nothing and completes immediately. |
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330 |
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331 switch(aMessage.Function()) |
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332 { |
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333 case EActivateView1: |
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334 ((CxSPViewActivator*)Server())->ActivateView1L(aMessage); |
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335 break; |
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336 case EActivateView2: |
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337 ((CxSPViewActivator*)Server())->ActivateView2L(aMessage); |
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338 break; |
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339 case EActivateView2Async: |
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340 ((CxSPViewActivator*)Server())->ActivateView2AsyncL( aMessage ); |
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341 break; |
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342 case EGetViewCount: // FALLTHROUGH |
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343 case EGetViewCountAsync: |
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344 ((CxSPViewActivator*)Server())->GetViewCountL(aMessage); |
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345 break; |
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346 case ECancelGetViewCountAsync: |
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347 aMessage.Complete( KErrNone ); |
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348 break; |
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349 case EGetViewDataPackLength: |
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350 ((CxSPViewActivator*)Server())->GetViewDataPackLengthL(aMessage); |
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351 break; |
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352 case EGetViewDataPackLengthAsync: |
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353 ((CxSPViewActivator*)Server())->GetViewDataPackLengthL( aMessage ); |
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354 break; |
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355 case ECancelGetViewDataPackLengthAsync: |
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356 aMessage.Complete( KErrNone ); |
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357 break; |
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358 case EGetViewData: |
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359 ((CxSPViewActivator*)Server())->GetViewDataL(aMessage); |
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360 break; |
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361 case EGetViewDataAsync: |
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362 ((CxSPViewActivator*)Server())->GetViewDataL( aMessage ); |
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363 break; |
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364 case ECancelActivateView2Async: |
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365 aMessage.Complete( KErrNone ); |
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366 break; |
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367 case ECancelGetViewDataAsync: |
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368 aMessage.Complete( KErrNone ); |
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369 break; |
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370 default: |
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371 aMessage.Complete(KErrNotSupported); |
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372 } |
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373 } |
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374 |
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375 // End of file. |