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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: Transition utilities. |
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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 #include <coecntrl.h> |
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20 #include <avkondomainpskeys.h> |
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21 #include <centralrepository.h> |
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22 #include <pslninternalcrkeys.h> |
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23 #include <AknUtils.h> |
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24 |
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25 #include "akntransitionutils.h" |
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26 #include "aknpsobserver.h" |
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27 |
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28 // ----------------------------------------------------------------------------- |
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29 // ----------------------------------------------------------------------------- |
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30 // |
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31 struct CAknTransitionUtils::TDataEntry |
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32 { |
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33 TDataEntry( const TInt iKey, TAny* aData ); |
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34 |
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35 static TBool SameKey( const TDataEntry& aEntry1, |
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36 const TDataEntry& aEntry2 ); |
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37 |
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38 const TInt iKey; |
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39 TAny* iData; |
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40 }; |
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41 |
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42 // ----------------------------------------------------------------------------- |
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43 // ----------------------------------------------------------------------------- |
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44 // |
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45 struct CAknTransitionUtils::TTransitionObserver |
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46 { |
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47 TTransitionObserver( const TInt iKey, TInt iEvents, |
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48 MAknTransitionUtilsObserver* aObserver ); |
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49 |
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50 static TBool Equal( const TTransitionObserver& aObserver1, |
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51 const TTransitionObserver& aObserver2 ); |
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52 |
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53 TInt iEvents; |
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54 TInt iKey; |
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55 MAknTransitionUtilsObserver* iObserver; |
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56 }; |
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57 |
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58 // ----------------------------------------------------------------------------- |
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59 // ----------------------------------------------------------------------------- |
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60 // |
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61 CAknTransitionUtils::TDataEntry::TDataEntry( const TInt aKey, |
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62 TAny* aData ) : |
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63 iKey( aKey ), iData( aData ) |
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64 { |
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65 } |
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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 TBool CAknTransitionUtils::TDataEntry::SameKey( const TDataEntry& aEntry1, |
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71 const TDataEntry& aEntry2 ) |
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72 { |
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73 return aEntry1.iKey == aEntry2.iKey; |
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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 // ----------------------------------------------------------------------------- |
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79 // |
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80 CAknTransitionUtils::TTransitionObserver::TTransitionObserver( |
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81 const TInt aKey, const TInt aEvents, |
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82 MAknTransitionUtilsObserver* aObserver ) : |
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83 iEvents( ( TEvents )aEvents ), iKey( aKey ), iObserver( aObserver ) |
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84 { |
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85 } |
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86 |
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87 // ----------------------------------------------------------------------------- |
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88 // ----------------------------------------------------------------------------- |
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89 // |
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90 TBool CAknTransitionUtils::TTransitionObserver::Equal( |
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91 const TTransitionObserver& aObserver1, |
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92 const TTransitionObserver& aObserver2 ) |
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93 { |
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94 return aObserver1.iObserver == aObserver2.iObserver; |
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95 } |
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96 |
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97 // ----------------------------------------------------------------------------- |
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98 // ----------------------------------------------------------------------------- |
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99 // |
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100 CAknTransitionUtils::~CAknTransitionUtils() |
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101 { |
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102 TInt count = iUserData.Count(); |
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103 for ( TInt i = 0; i < count; i++ ) |
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104 { |
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105 delete iUserData[i]; |
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106 } |
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107 |
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108 count = iObservers.Count(); |
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109 for ( TInt i = 0; i < count; i++ ) |
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110 { |
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111 delete iObservers[i]; |
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112 } |
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113 |
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114 iUserData.Reset(); |
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115 iObservers.Reset(); |
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116 delete iPsObserver; |
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117 delete iRepository; |
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118 }; |
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119 |
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120 // ----------------------------------------------------------------------------- |
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121 // ----------------------------------------------------------------------------- |
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122 // |
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123 EXPORT_C TInt CAknTransitionUtils::AddObserver( |
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124 MAknTransitionUtilsObserver* aObserver, TInt aEvents, |
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125 const TDesC8* aParams ) |
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126 { |
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127 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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128 if ( !singleton ) |
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129 { |
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130 return KErrNoMemory; |
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131 } |
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132 |
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133 TInt key = reinterpret_cast<TInt>( aParams ); |
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134 TInt count = singleton->iObservers.Count(); |
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135 TInt newEvents = 0; |
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136 TBool foundObserver = EFalse; |
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137 for ( TInt i = 0; i < count; i++ ) |
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138 { |
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139 TTransitionObserver* o = singleton->iObservers[i]; |
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140 if ( o->iObserver == aObserver ) |
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141 { |
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142 foundObserver = ETrue; |
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143 newEvents = aEvents & ~o->iEvents; |
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144 o->iEvents |= aEvents; |
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145 break; |
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146 } |
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147 } |
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148 |
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149 if ( !foundObserver ) |
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150 { |
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151 TTransitionObserver* o = new TTransitionObserver( key, aEvents, |
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152 aObserver ); |
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153 if ( !o ) |
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154 { |
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155 return KErrNoMemory; |
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156 } |
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157 singleton->iObservers.Append( o ); |
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158 newEvents = aEvents; |
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159 } |
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160 |
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161 if ( newEvents & EEventControlTransitionFinished ) |
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162 { |
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163 GfxTransEffect::SetTransitionObserver( singleton ); |
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164 singleton->iNumControlTransitionObservers++; |
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165 } |
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166 |
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167 if ( newEvents & EEventWsBufferRedirection ) |
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168 { |
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169 if ( !singleton->iPsObserver ) |
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170 { |
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171 singleton->iPsObserver = CAknPsObserver::New( singleton, |
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172 KPSUidAvkonDomain, |
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173 KAknTfxServerRedirectionStatus ); |
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174 if ( !singleton->iPsObserver ) |
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175 { |
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176 return KErrNoMemory; |
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177 } |
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178 TInt value = 0; |
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179 singleton->iPsObserver->GetCurrentValue( value ); |
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180 singleton->iScreenRedirected = value & ETfxScreenRedirected; |
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181 } |
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182 singleton->iNumPsObservers++; |
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183 } |
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184 |
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185 return KErrNone; |
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186 } |
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187 |
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188 // ----------------------------------------------------------------------------- |
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189 // ----------------------------------------------------------------------------- |
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190 // |
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191 EXPORT_C TInt CAknTransitionUtils::RemoveObserver( |
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192 MAknTransitionUtilsObserver* aObserver, TInt aEvents ) |
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193 { |
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194 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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195 if ( !singleton ) |
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196 { |
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197 return KErrNoMemory; |
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198 } |
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199 |
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200 TIdentityRelation<TTransitionObserver> identity( |
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201 TTransitionObserver::Equal ); |
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202 TTransitionObserver tmp( 0, aEvents, aObserver ); |
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203 TInt index = singleton->iObservers.Find( &tmp, identity ); |
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204 if ( index != KErrNotFound ) |
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205 { |
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206 TTransitionObserver* o = singleton->iObservers[index]; |
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207 TInt removedEvents = aEvents & o->iEvents; |
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208 o->iEvents &= ~removedEvents; |
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209 |
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210 if ( o->iEvents == 0 ) |
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211 { |
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212 delete singleton->iObservers[index]; |
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213 singleton->iObservers.Remove( index ); |
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214 } |
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215 |
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216 if ( removedEvents & EEventControlTransitionFinished ) |
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217 { |
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218 if ( --singleton->iNumControlTransitionObservers == 0 ) |
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219 { |
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220 GfxTransEffect::SetTransitionObserver( NULL ); |
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221 } |
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222 } |
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223 |
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224 if ( removedEvents & EEventWsBufferRedirection ) |
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225 { |
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226 if ( --singleton->iNumPsObservers == 0 ) |
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227 { |
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228 delete singleton->iPsObserver; |
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229 singleton->iPsObserver = NULL; |
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230 } |
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231 } |
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232 |
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233 return KErrNone; |
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234 } |
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235 |
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236 return KErrNotFound; |
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237 } |
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238 |
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239 // ----------------------------------------------------------------------------- |
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240 // ----------------------------------------------------------------------------- |
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241 // |
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242 EXPORT_C TInt CAknTransitionUtils::GetState( TInt aEvent, TInt* aState, |
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243 TDes8* /*aParams*/ ) |
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244 { |
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245 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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246 if ( !singleton ) |
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247 { |
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248 return KErrNoMemory; |
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249 } |
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250 |
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251 if ( aEvent & EEventWsBufferRedirection ) |
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252 { |
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253 *aState = singleton->iScreenRedirected; |
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254 } |
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255 else |
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256 { |
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257 return KErrNotSupported; |
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258 } |
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259 |
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260 return KErrNone; |
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261 } |
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262 |
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263 // ----------------------------------------------------------------------------- |
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264 // ----------------------------------------------------------------------------- |
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265 // |
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266 void CAknTransitionUtils::TransitionFinished( const CCoeControl* aControl, |
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267 TUint /* aAction */ ) |
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268 { |
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269 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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270 if ( !singleton ) |
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271 { |
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272 return; |
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273 } |
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274 |
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275 TInt key = reinterpret_cast<TInt>( aControl ); |
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276 |
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277 for ( TInt i = 0; i < singleton->iObservers.Count(); i++ ) |
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278 { |
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279 if ( ( singleton->iObservers[i]->iEvents & |
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280 EEventControlTransitionFinished ) && |
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281 ( singleton->iObservers[i]->iKey == key ) ) |
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282 { |
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283 singleton->iObservers[i]->iObserver->AknTransitionCallback( |
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284 EEventControlTransitionFinished, 0, |
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285 reinterpret_cast<const TDesC8*>( aControl ) ); |
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286 } |
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287 } |
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288 } |
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289 |
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290 // ----------------------------------------------------------------------------- |
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291 // ----------------------------------------------------------------------------- |
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292 // |
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293 void CAknTransitionUtils::PsValueUpdated( const TUid /* aCategory */, |
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294 const TUint /* aKey */, |
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295 const TInt aVal ) |
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296 { |
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297 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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298 if ( !singleton ) |
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299 { |
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300 return; |
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301 } |
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302 |
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303 iScreenRedirected = aVal & ETfxScreenRedirected; |
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304 |
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305 for ( TInt i = 0; i < singleton->iObservers.Count(); i++ ) |
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306 { |
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307 if ( singleton->iObservers[i]->iEvents & EEventWsBufferRedirection ) |
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308 { |
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309 MAknTransitionUtilsObserver* observer = singleton->iObservers[i]->iObserver; |
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310 observer->AknTransitionCallback( |
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311 EEventWsBufferRedirection, iScreenRedirected ); |
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312 if ( (i >= singleton->iObservers.Count() ) // Out of bounds |
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313 || ( observer != singleton->iObservers[i]->iObserver ) ) // removed |
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314 { |
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315 // Observer removed itself during AknTransitionCallback() |
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316 i--; |
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317 } |
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318 } |
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319 } |
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320 } |
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321 |
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322 // ----------------------------------------------------------------------------- |
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323 // ----------------------------------------------------------------------------- |
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324 // |
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325 EXPORT_C void CAknTransitionUtils::RemoveData( const TInt aKey ) |
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326 { |
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327 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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328 if ( !singleton ) |
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329 { |
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330 return; |
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331 } |
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332 |
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333 TIdentityRelation<TDataEntry> identity( TDataEntry::SameKey ); |
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334 TDataEntry tmp( aKey, NULL ); |
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335 TInt index = singleton->iUserData.Find( &tmp, identity ); |
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336 if ( index != KErrNotFound ) |
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337 { |
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338 delete singleton->iUserData[index]; |
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339 singleton->iUserData.Remove( index ); |
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340 } |
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341 } |
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342 |
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343 // ----------------------------------------------------------------------------- |
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344 // ----------------------------------------------------------------------------- |
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345 // |
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346 EXPORT_C TInt CAknTransitionUtils::SetData( const TInt aKey, TAny* aData ) |
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347 { |
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348 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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349 if ( !singleton ) |
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350 { |
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351 return KErrNoMemory; |
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352 } |
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353 |
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354 TIdentityRelation<TDataEntry> identity( TDataEntry::SameKey ); |
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355 TDataEntry* tmp = new TDataEntry( aKey, aData ); |
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356 if ( !tmp ) |
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357 { |
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358 return KErrNoMemory; |
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359 } |
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360 TInt index = singleton->iUserData.Find( tmp, identity ); |
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361 if ( index != KErrNotFound ) |
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362 { |
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363 delete singleton->iUserData[index]; |
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364 singleton->iUserData.Remove( index ); |
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365 } |
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366 |
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367 singleton->iUserData.Append( tmp ); |
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368 |
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369 return KErrNone; |
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370 } |
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371 |
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372 // ----------------------------------------------------------------------------- |
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373 // ----------------------------------------------------------------------------- |
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374 // |
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375 EXPORT_C TAny* CAknTransitionUtils::GetData( const TInt aKey ) |
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376 { |
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377 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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378 if ( !singleton ) |
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379 { |
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380 return NULL; |
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381 } |
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382 |
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383 TIdentityRelation<TDataEntry> identity( TDataEntry::SameKey ); |
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384 TDataEntry tmp( aKey, NULL ); |
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385 TInt index = singleton->iUserData.Find( &tmp, identity ); |
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386 if ( index != KErrNotFound ) |
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387 { |
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388 return singleton->iUserData[index]->iData; |
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389 } |
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390 else |
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391 { |
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392 return NULL; |
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393 } |
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394 } |
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395 |
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396 // ----------------------------------------------------------------------------- |
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397 // ----------------------------------------------------------------------------- |
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398 // |
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399 EXPORT_C void CAknTransitionUtils::SetAllParents( const CCoeControl* aControl ) |
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400 { |
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401 CCoeControl* child = NULL; |
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402 CCoeControl* parent = const_cast<CCoeControl*>( aControl ); |
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403 |
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404 TInt compControlCount = parent->CountComponentControls(); |
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405 |
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406 for( TInt i( 0 ); i < compControlCount; i++ ) |
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407 { |
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408 child = parent->ComponentControl( i ); |
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409 if ( child ) |
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410 { |
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411 child->SetParent( parent ); |
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412 SetAllParents( child ); |
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413 } |
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414 } |
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415 } |
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416 |
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417 // ----------------------------------------------------------------------------- |
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418 // ----------------------------------------------------------------------------- |
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419 // |
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420 EXPORT_C TBool CAknTransitionUtils::TransitionsEnabled( TInt aEffectCategory ) |
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421 { |
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422 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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423 if ( !singleton ) |
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424 { |
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425 // if singleton does not exist we create a temporary CRepository |
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426 // to check the value |
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427 CRepository* rep( NULL ); |
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428 TRAPD( err, rep = CRepository::NewL( KCRUidThemes ) ); |
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429 if ( err != KErrNone ) |
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430 { |
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431 delete rep; |
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432 return EFalse; |
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433 } |
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434 TInt val; |
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435 err = rep->Get( KThemesTransitionEffects, val ); |
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436 if ( err != KErrNone ) |
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437 { |
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438 delete rep; |
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439 return EFalse; |
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440 } |
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441 |
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442 if ( val & aEffectCategory ) |
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443 { |
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444 delete rep; |
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445 return EFalse; |
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446 } |
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447 |
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448 delete rep; |
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449 return ETrue; |
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450 } |
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451 |
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452 if ( !singleton->iRepository ) |
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453 { |
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454 TRAPD( err, singleton->iRepository = CRepository::NewL( KCRUidThemes ) ); |
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455 if ( err != KErrNone ) |
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456 { |
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457 return EFalse; |
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458 } |
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459 } |
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460 |
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461 TInt val; |
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462 TInt err = singleton->iRepository->Get( KThemesTransitionEffects, val ); |
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463 if ( err != KErrNone ) |
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464 { |
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465 return EFalse; |
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466 } |
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467 |
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468 if ( val & aEffectCategory ) |
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469 { |
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470 return EFalse; |
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471 } |
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472 |
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473 return ETrue; |
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474 } |
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475 |
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476 // ----------------------------------------------------------------------------- |
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477 // ----------------------------------------------------------------------------- |
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478 // |
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479 TInt CAknTransitionUtils::MakeVisibleSubComponentsR( CCoeControl* aControl, |
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480 TMakeVisibleSubComponentsInfo aInfo ) |
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481 { |
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482 CCoeControl* child = NULL; |
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483 TInt compControlCount = aControl->CountComponentControls(); |
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484 |
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485 for( TInt i = 0; i < compControlCount; i++ ) |
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486 { |
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487 child = aControl->ComponentControl( i ); |
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488 if( child ) |
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489 { |
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490 if( child->OwnsWindow() ) |
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491 { |
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492 TBool makeVisible; |
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493 TBool call = ETrue; |
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494 TBool visible = child->IsVisible(); |
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495 switch ( aInfo ) |
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496 { |
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497 case EForceInvisible: |
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498 case EDisappearInvisible: |
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499 makeVisible = EFalse; |
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500 break; |
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501 case EForceVisible: |
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502 makeVisible = ETrue; |
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503 break; |
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504 case EAppearInvisible: |
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505 call = visible; |
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506 if ( !visible && |
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507 iIgnoredChildControls.Append( child ) == KErrNone ) |
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508 { |
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509 GfxTransEffect::NotifyExternalState( |
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510 EAddIgnoreWOChildComponent, |
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511 ( const TDesC8* ) child ); |
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512 } |
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513 makeVisible = EFalse; |
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514 break; |
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515 case EAppearVisible: |
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516 { |
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517 TInt pos = iIgnoredChildControls.Find( child ); |
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518 if ( pos >= 0 ) |
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519 { |
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520 iIgnoredChildControls.Remove( pos ); |
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521 GfxTransEffect::NotifyExternalState( |
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522 ERemoveIgnoreWOChildComponent, |
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523 ( const TDesC8* ) child ); |
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524 call = EFalse; |
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525 } |
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526 makeVisible = ETrue; |
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527 } |
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528 break; |
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529 default: |
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530 call = ETrue; |
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531 makeVisible = ETrue; |
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532 } |
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533 if ( call ) |
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534 { |
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535 child->MakeVisible( makeVisible ); |
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536 } |
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537 } |
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538 MakeVisibleSubComponentsR( child, aInfo ); |
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539 } |
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540 } |
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541 |
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542 return KErrNone; |
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543 } |
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544 |
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545 // ----------------------------------------------------------------------------- |
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546 // ----------------------------------------------------------------------------- |
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547 // |
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548 EXPORT_C TInt CAknTransitionUtils::MakeVisibleSubComponents( |
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549 CCoeControl* aControl, TMakeVisibleSubComponentsInfo aInfo ) |
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550 { |
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551 TInt err = KErrNone; |
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552 CAknTransitionUtils* singleton = CAknTransitionUtils::Static(); |
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553 if ( !singleton ) |
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554 { |
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555 return KErrNoMemory; |
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556 } |
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557 |
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558 if ( aInfo != EClearIgnored ) |
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559 { |
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560 err = singleton->MakeVisibleSubComponentsR( aControl, aInfo ); |
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561 } |
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562 |
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563 if ( aInfo == EClearIgnored || aInfo == EAppearVisible ) |
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564 { |
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565 for ( TInt i = 0; i < singleton->iIgnoredChildControls.Count(); i++ ) |
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566 { |
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567 GfxTransEffect::NotifyExternalState( ERemoveIgnoreWOChildComponent, |
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568 ( const TDesC8* ) singleton->iIgnoredChildControls[i] ); |
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569 } |
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570 singleton->iIgnoredChildControls.Reset(); |
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571 } |
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572 |
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573 return err; |
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574 } |
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575 |
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576 // ----------------------------------------------------------------------------- |
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577 // ----------------------------------------------------------------------------- |
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578 // |
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579 static void GetDemarcationOptionsMenu( TRect& aRect ) |
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580 { |
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581 if ( AknLayoutUtils::LayoutMetricsRect( |
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582 AknLayoutUtils::EControlPaneBottom, aRect ) ) |
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583 { |
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584 // Options soft button on the left or right |
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585 return; |
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586 } |
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587 else |
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588 { |
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589 // Soft buttons at the bottom of the screen |
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590 AknLayoutUtils::LayoutMetricsRect( AknLayoutUtils::EControlPane, aRect ); |
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591 } |
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592 } |
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593 |
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594 static void GetDemarcationPopup( TRect& aRect ) |
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595 { |
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596 TRect controlTop; |
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597 TRect controlBottom; |
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598 TBool topRet = AknLayoutUtils::LayoutMetricsRect( |
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599 AknLayoutUtils::EControlPaneTop, controlTop); |
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600 TBool bottomRet = AknLayoutUtils::LayoutMetricsRect( |
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601 AknLayoutUtils::EControlPaneBottom, controlBottom); |
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602 if (bottomRet) |
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603 { |
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604 if (controlTop.iTl.iX == 0) |
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605 { |
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606 // The softkeys are on the left |
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607 aRect.iTl.iX = aRect.iBr.iX = 0; |
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608 aRect.iTl.iY = controlTop.iBr.iY; |
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609 aRect.iBr.iY = controlBottom.iTl.iY; |
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610 } |
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611 else |
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612 { |
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613 // The softkeys are on the right |
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614 aRect.iTl = controlTop.iBr; |
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615 aRect.iBr.iX = controlBottom.iBr.iX; |
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616 aRect.iBr.iY = controlBottom.iTl.iY; |
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617 } |
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618 } |
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619 else |
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620 { |
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621 // The softkeys are on the top or bottom |
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622 AknLayoutUtils::LayoutMetricsRect(AknLayoutUtils::EControlPane, aRect); |
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623 } |
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624 } |
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625 |
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626 EXPORT_C TInt CAknTransitionUtils::GetDemarcation( |
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627 TGfxControlType aControlType, TRect& aRect ) |
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628 { |
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629 if ( aControlType == EOptionsMenu ) |
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630 { |
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631 GetDemarcationOptionsMenu( aRect ); |
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632 } |
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633 else // EPopup |
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634 { |
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635 GetDemarcationPopup( aRect ); |
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636 } |
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637 |
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638 return KErrNone; |
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639 }; |
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640 |
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641 // ----------------------------------------------------------------------------- |
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642 // ----------------------------------------------------------------------------- |
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643 // |
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644 CAknTransitionUtils::CAknTransitionUtils() : |
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645 CCoeStatic( KAknTransitionUtilsUid, -1, CCoeStatic::EThread ), |
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646 iNumControlTransitionObservers( 0 ) |
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647 { |
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648 } |
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649 |
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650 // ----------------------------------------------------------------------------- |
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651 // ----------------------------------------------------------------------------- |
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652 // |
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653 CAknTransitionUtils* CAknTransitionUtils::Static() |
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654 { |
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655 CCoeEnv *env = CCoeEnv::Static(); |
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656 if(!env) |
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657 { |
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658 return NULL; |
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659 } |
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660 CAknTransitionUtils* singleton = |
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661 reinterpret_cast<CAknTransitionUtils*>(CCoeEnv::Static( |
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662 KAknTransitionUtilsUid ) ); |
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663 if ( !singleton ) |
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664 { |
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665 singleton = new CAknTransitionUtils(); |
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666 } |
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667 |
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668 return singleton; |
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669 } |
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670 |
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671 // ----------------------------------------------------------------------------- |
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672 // ----------------------------------------------------------------------------- |
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673 // |
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674 void CAknTransitionUtils::RemoveControlTransitionObserver( const TInt aKey ) |
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675 { |
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676 TInt count = iObservers.Count(); |
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677 for ( TInt i = 0; i < count; i++ ) |
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678 { |
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679 TTransitionObserver* o = iObservers[i]; |
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680 if ( o->iKey == aKey ) |
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681 { |
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682 CAknTransitionUtils::RemoveObserver( o->iObserver, 0xffffffff ); |
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683 break; |
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684 } |
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685 } |
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686 } |
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687 |