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1 /* |
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2 * Copyright (c) 2005 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 applicationmanagement components |
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15 * |
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16 */ |
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17 |
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18 #include "AMAppHideUtil.h" |
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19 |
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20 #include <centralrepository.h> |
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21 #include <menu2internalcrkeys.h> |
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22 |
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23 #include "debug.h" |
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24 |
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25 using namespace NApplicationManagement; |
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26 |
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27 // The uid list delimiter |
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28 static const TChar KUidDelimiter = ','; |
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29 |
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30 // ----------------------------------------------------------------------------- |
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31 // CAMAppHideUtil::CAMAppHideUtil() |
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32 // ----------------------------------------------------------------------------- |
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33 CAMAppHideUtil::CAMAppHideUtil() : |
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34 iChanged(EFalse) |
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35 { |
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36 |
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37 } |
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38 |
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39 // ----------------------------------------------------------------------------- |
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40 // CAMAppHideUtil::ConstructL() |
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41 // ----------------------------------------------------------------------------- |
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42 void CAMAppHideUtil::ConstructL() |
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43 { |
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44 LoadUidsL(); |
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45 } |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 // CAMAppHideUtil::~CAMAppHideUtil() |
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49 // ----------------------------------------------------------------------------- |
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50 CAMAppHideUtil::~CAMAppHideUtil() |
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51 { |
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52 iHiddenUids.Close(); |
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53 } |
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54 |
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55 // ----------------------------------------------------------------------------- |
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56 // CAMAppHideUtil::NewL() |
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57 // ----------------------------------------------------------------------------- |
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58 CAMAppHideUtil* CAMAppHideUtil::NewL() |
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59 { |
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60 CAMAppHideUtil *me = new ( ELeave ) CAMAppHideUtil(); |
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61 CleanupStack::PushL(me); |
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62 me->ConstructL(); |
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63 CleanupStack::Pop(me); |
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64 return me; |
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65 } |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 // CAMAppHideUtil::AddUidL(const TUid& aUid ) |
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69 // ----------------------------------------------------------------------------- |
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70 void CAMAppHideUtil::AddUidL(const TUid& aUid, TBool aPersist /*= EFalse */) |
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71 { |
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72 TInt idx(iHiddenUids.Find(aUid)); |
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73 if (idx == KErrNotFound) |
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74 { |
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75 TInt err(iHiddenUids.Append(aUid) ); |
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76 if (err == KErrNone) |
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77 { |
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78 iChanged = ETrue; |
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79 if (aPersist) |
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80 { |
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81 PersistUidsL(); |
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82 } |
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83 } |
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84 else |
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85 { |
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86 RDEBUG_2( "Failed to append uid to hidden list: %d", err ); |
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87 } |
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88 } |
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89 } |
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90 |
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91 // ----------------------------------------------------------------------------- |
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92 // CAMAppHideUtil::RemoveUidL( const TUid& aUid ) |
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93 // ----------------------------------------------------------------------------- |
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94 void CAMAppHideUtil::RemoveUidL(const TUid& aUid, TBool aPersist /*= EFalse */) |
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95 { |
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96 TInt idx(iHiddenUids.Find(aUid)); |
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97 if (idx != KErrNotFound) |
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98 { |
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99 iHiddenUids.Remove(idx); |
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100 iChanged = ETrue; |
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101 if (aPersist) |
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102 { |
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103 PersistUidsL(); |
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104 } |
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105 } |
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106 } |
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107 |
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108 // ----------------------------------------------------------------------------- |
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109 // CAMAppHideUtil::PersistUid( const TUid &aUid, TDes &aBuf, TBool aHasMore ) |
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110 // ----------------------------------------------------------------------------- |
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111 void CAMAppHideUtil::PersistUid(const TUid &aUid, TDes &aBuf, TBool aHasMore) const |
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112 { |
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113 aBuf.AppendNumFixedWidth(aUid.iUid, EHex, 8); |
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114 if (aHasMore) |
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115 { |
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116 aBuf.Append(KUidDelimiter); |
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117 } |
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118 } |
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119 |
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120 // ----------------------------------------------------------------------------- |
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121 // CAMAppHideUtil::PersistUidsL() |
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122 // ----------------------------------------------------------------------------- |
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123 void CAMAppHideUtil::PersistUidsL() |
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124 { |
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125 if (iChanged) |
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126 { |
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127 TBuf<NCentralRepositoryConstants::KMaxUnicodeStringLength> buf; |
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128 RDEBUG_2( "PersistUids: count %d", iHiddenUids.Count() ); |
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129 for (TInt i(iHiddenUids.Count() - 1); i >= 0; --i) |
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130 { |
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131 RDEBUG_3( "PersistUids: cur %d %x", i,iHiddenUids[i].iUid ); |
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132 PersistUid(iHiddenUids[i], buf, i > 0) ; |
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133 } |
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134 CRepository *rep = CRepository::NewLC(KCRUidMenu); |
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135 TInt err(rep->Set(KMenuHideApplication, buf) ); |
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136 CleanupStack::PopAndDestroy(rep); |
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137 if (err != KErrNone) |
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138 { |
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139 RDEBUG_2( "PersistUids: ERROR failed to set key: %d", err ); |
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140 User::Leave(err); |
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141 } |
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142 RDEBUG_2( "CAMAppHideUtil::PersistUidsL - Saved '%S'", &buf); |
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143 iChanged = EFalse; |
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144 } |
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145 } |
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146 |
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147 // ----------------------------------------------------------------------------- |
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148 // CAMAppHideUtil::ParseUid( TLex &, TUid &aUid ) |
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149 // ----------------------------------------------------------------------------- |
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150 TInt CAMAppHideUtil::ParseUid(TLex &aLex, TUid &aUid) const |
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151 { |
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152 aUid = TUid::Null(); |
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153 aLex.Mark(); |
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154 while (aLex.Peek().IsHexDigit() ) |
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155 { |
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156 aLex.Inc(); |
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157 } |
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158 TPtrC uidToken = aLex.MarkedToken(); |
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159 TLex uidLex(uidToken); |
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160 TInt err(uidLex.Val( (TUint32& )aUid.iUid, EHex) ); |
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161 return err; |
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162 } |
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163 |
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164 // ------------------------------------------------------------------------------ |
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165 // CAMAppHideUtil::SkipDelim( TLex & ) |
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166 // ----------------------------------------------------------------------------- |
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167 TBool CAMAppHideUtil::SkipDelim(TLex &aLex) const |
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168 { |
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169 TBool ret(EFalse); |
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170 if (aLex.Peek() == KUidDelimiter) |
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171 { |
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172 aLex.Inc(); |
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173 ret = ETrue; |
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174 } |
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175 return (ret ); |
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176 } |
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177 |
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178 // ----------------------------------------------------------------------------- |
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179 // CAMAppHideUtil::LoadUidsL() |
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180 // ----------------------------------------------------------------------------- |
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181 void CAMAppHideUtil::LoadUidsL() |
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182 { |
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183 CRepository *rep = CRepository::NewLC(KCRUidMenu); |
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184 TBuf<NCentralRepositoryConstants::KMaxUnicodeStringLength> buf; |
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185 TInt err(rep->Get(KMenuHideApplication, buf) ); |
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186 CleanupStack::PopAndDestroy(rep); |
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187 if (err == KErrNone) |
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188 { |
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189 RDEBUG_2( "CAMAppHideUtil::LoadUidsL - Loading '%S'", &buf); |
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190 TLex lex(buf); |
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191 TUid aUid(TUid::Null()); |
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192 do |
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193 { |
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194 err = ParseUid(lex, aUid) ; |
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195 } |
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196 while (err == KErrNone && iHiddenUids.Append(aUid) == KErrNone |
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197 && !lex.Eos() && SkipDelim(lex) ); |
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198 } |
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199 RDEBUG_2( "CAMAppHideUtil::LoadUidsL-Loaded (last parsing status: %d)", err); |
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200 } |
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201 |
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202 // ----------------------------------------------------------------------------- |
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203 // CAMAppHideUtil::Reset() |
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204 // ----------------------------------------------------------------------------- |
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205 void CAMAppHideUtil::Reset() |
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206 { |
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207 if (iHiddenUids.Count() > 0) |
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208 { |
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209 iChanged = ETrue; |
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210 } |
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211 iHiddenUids.Reset(); |
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212 } |
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213 |
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214 // End of File |