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1 /* |
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2 * Copyright (c) 2007 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: Implementation of customization components |
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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 #include "ScreenSaverClientServer.h" |
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21 #include "ScreenSaverClient.h" |
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22 #include "debug.h" |
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23 #include <f32file.h> |
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24 |
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25 |
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26 TInt StartServer() |
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27 { |
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28 RDEBUG("RScreenSaverClient: StartServer()..."); |
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29 const TUidType serverUid(KNullUid,KNullUid,KDMSSServerUid); |
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30 |
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31 RProcess server; |
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32 TInt r=server.Create(KDMSSServerImg,KNullDesC); |
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33 |
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34 if (r!=KErrNone) |
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35 { |
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36 RDEBUG_2("RScreenSaverClient: server start failed %d",r); |
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37 return r; |
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38 } |
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39 TRequestStatus stat; |
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40 server.Rendezvous(stat); |
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41 if (stat!=KRequestPending) |
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42 server.Kill(0); // abort startup |
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43 else |
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44 server.Resume(); // logon OK - start the server |
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45 RDEBUG("RScreenSaverClient: Started"); |
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46 User::WaitForRequest(stat); // wait for start or death |
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47 r=(server.ExitType()==EExitPanic) ? KErrGeneral : stat.Int(); |
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48 server.Close(); |
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49 return r; |
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50 } |
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51 |
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52 EXPORT_C TInt RScreenSaverClient::Connect() |
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53 { |
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54 RDEBUG("RScreenSaverClient::Connect - start"); |
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55 TInt retry=2; |
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56 for (;;) |
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57 { |
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58 TInt r=CreateSession(KDMSSServerName,TVersion(0,0,0),50); |
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59 if (r!=KErrNotFound && r!=KErrServerTerminated) |
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60 return r; |
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61 if (--retry==0) |
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62 return r; |
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63 r=StartServer(); |
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64 if (r!=KErrNone && r!=KErrAlreadyExists) |
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65 return r; |
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66 } |
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67 } |
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68 |
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69 |
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70 EXPORT_C void RScreenSaverClient::Close() |
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71 { |
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72 RSessionBase::Close(); //basecall |
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73 } |
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74 |
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75 |
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76 //EXPORT_C void RScreenSaverClient::GetScreenSaverListL(RArray< TUid >& aUids,CDesCArray& aIds) |
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77 EXPORT_C void RScreenSaverClient::GetScreenSaverListL(CDesCArray& aIds) |
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78 { |
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79 RDEBUG(" -> RScreenSaverClient: GetScreenSaverList ... STARTED!"); |
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80 TInt ssCount(0); |
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81 TPckgBuf<TInt>count(ssCount); |
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82 |
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83 User::LeaveIfError(SendReceive(EScreenSaversCount,TIpcArgs(&count))); |
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84 ssCount = count(); |
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85 RDEBUG_2(" RScreenSaverClient: GetScreenSaverList **SSCount : %d",ssCount); |
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86 |
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87 HBufC8* buffer = HBufC8::NewLC((sizeof(TUid)*ssCount)+sizeof(TInt8)); |
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88 TPtr8 bufPtr = buffer->Des(); |
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89 TInt err = SendReceive(EGetAvailableScreenSavers,TIpcArgs(&bufPtr)); |
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90 |
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91 if ( err == KErrNone || err == KErrOverflow ) |
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92 { |
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93 RDesReadStream stream( bufPtr ); |
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94 CleanupClosePushL( stream ); |
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95 TInt count = stream.ReadInt8L(); |
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96 |
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97 for ( TInt i = 0; i < count; ++i ) |
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98 { |
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99 TUid uid = TUid::Uid(stream.ReadInt32L()); |
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100 //aUids.AppendL( uid ); |
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101 aIds.AppendL( uid.Name() ); |
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102 } |
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103 |
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104 //aUids.SortSigned( ); |
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105 aIds.Sort( ); |
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106 |
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107 CleanupStack::PopAndDestroy(&stream); |
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108 CleanupStack::PopAndDestroy(buffer); |
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109 } |
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110 RDEBUG(" -> RScreenSaverClient: GetScreenSaverList ... END!"); |
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111 } |
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112 |
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113 |
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114 EXPORT_C void RScreenSaverClient::GetScreenSaverListInfoL(RSSListInfoPtrArray &aScreenSaverList) |
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115 { |
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116 RDEBUG(" -> RScreenSaverClient: GetScreenSaverListInfo ... STARTED!"); |
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117 |
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118 TInt ssCount(0); |
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119 TPckgBuf<TInt>count(ssCount); |
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120 User::LeaveIfError(SendReceive(EScreenSaversCount,TIpcArgs(&count))); |
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121 |
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122 ssCount = count(); |
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123 RDEBUG_2(" RScreenSaverClient: GetScreenSaverListInfo **SSCount : %d",ssCount); |
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124 |
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125 HBufC8* buffer = HBufC8::NewLC(KSSInfoBufferLength * ssCount); |
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126 TPtr8 bufPtr = buffer->Des(); |
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127 |
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128 TInt err = SendReceive(EGetscreensaverInfo,TIpcArgs(&bufPtr)); |
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129 TInt lenght = bufPtr.Length(); |
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130 if ( err == KErrNone || err == KErrOverflow ) |
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131 { |
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132 RDesReadStream stream( bufPtr ); |
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133 CleanupClosePushL( stream ); |
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134 TInt count = stream.ReadInt8L(); |
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135 |
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136 |
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137 for ( TInt i = 0; i < count; ++i ) |
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138 { |
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139 TUid uid = TUid::Uid(stream.ReadInt32L()); |
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140 TInt version = stream.ReadInt32L(); |
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141 |
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142 TInt length = stream.ReadUint32L(); |
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143 HBufC* name = HBufC::NewLC( stream,length ); |
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144 |
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145 length = stream.ReadUint32L(); |
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146 HBufC8* opaqueData = HBufC8::NewLC( stream, length ); |
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147 |
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148 |
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149 CScreenSaverListInfo *ScreensaverInfo = CScreenSaverListInfo::NewL(uid, |
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150 version, |
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151 name, |
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152 opaqueData); |
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153 //TInt error = aScreenSaverList.Append(ScreensaverInfo); |
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154 User::LeaveIfError(aScreenSaverList.Append(ScreensaverInfo)); |
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155 |
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156 CleanupStack::PopAndDestroy(opaqueData); |
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157 CleanupStack::PopAndDestroy(name); |
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158 } |
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159 CleanupStack::PopAndDestroy(&stream); |
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160 CleanupStack::PopAndDestroy(buffer); |
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161 } |
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162 RDEBUG(" -> RScreenSaverClient: GetScreenSaverListInfo ... Ended!"); |
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163 } |
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164 |
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165 |
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166 |
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167 CScreenSaverListInfo* CScreenSaverListInfo::NewL(TUid aUid, |
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168 TInt aVersion, |
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169 TDesC* aName, |
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170 TDesC8* aOpaqueData) |
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171 { |
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172 CScreenSaverListInfo* self = CScreenSaverListInfo::NewLC(aUid, |
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173 aVersion, |
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174 aName, |
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175 aOpaqueData); |
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176 CleanupStack::Pop(self); |
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177 return self; |
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178 } |
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179 |
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180 |
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181 CScreenSaverListInfo* CScreenSaverListInfo::NewLC(TUid aUid, |
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182 TInt aVersion, |
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183 TDesC* aName, |
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184 TDesC8* aOpaqueData) |
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185 { |
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186 RDEBUG("CScreenSaverListInfo::NewLC - start"); |
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187 |
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188 CScreenSaverListInfo* self = new(ELeave)CScreenSaverListInfo(aUid,aVersion); |
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189 CleanupStack::PushL(self); |
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190 self->ConstructL(aName,aOpaqueData); |
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191 RDEBUG("CScreenSaverListInfo::NewLC - end"); |
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192 return self; |
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193 } |
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194 |
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195 |
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196 CScreenSaverListInfo::CScreenSaverListInfo(TUid aUid, |
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197 TInt aVersion) |
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198 |
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199 |
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200 :CBase(), |
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201 iUid(aUid), |
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202 iVersion(aVersion) |
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203 { |
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204 //Do nothing here |
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205 } |
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206 |
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207 CScreenSaverListInfo::~CScreenSaverListInfo() |
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208 { |
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209 delete iName; |
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210 iName = NULL; |
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211 delete iOpaqueData; |
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212 iOpaqueData = NULL; |
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213 } |
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214 |
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215 void CScreenSaverListInfo::ConstructL(TDesC* aName, |
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216 TDesC8* aOpaqueData) |
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217 { |
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218 iName = aName->AllocL(); |
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219 iOpaqueData = aOpaqueData->AllocL(); |
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220 } |
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221 |
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222 |
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223 EXPORT_C const TDesC& CScreenSaverListInfo::DisplayName() const |
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224 { |
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225 if(iName == NULL) |
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226 return KNullDesC(); |
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227 else |
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228 return *iName; |
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229 } |
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230 |
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231 |
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232 |
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233 EXPORT_C const TDesC8& CScreenSaverListInfo::OpaqueData() const |
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234 { |
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235 if(iOpaqueData == NULL) |
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236 return KNullDesC8(); |
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237 else |
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238 return *iOpaqueData; |
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239 } |
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240 |
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241 |
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242 EXPORT_C TUid CScreenSaverListInfo::ImplementationUid() const |
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243 { |
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244 return iUid; |
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245 } |
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246 |
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247 |
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248 EXPORT_C TInt CScreenSaverListInfo::Version() const |
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249 { |
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250 return iVersion; |
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251 } |
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252 |
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253 //End of file |
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254 |