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: highlight control class |
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15 * |
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16 */ |
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17 #include <eiklbi.h> |
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18 |
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19 #include "mmhighlighttimer.h" |
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20 #include "mmwidgetcontainer.h" |
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21 |
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22 // --------------------------------------------------------------------------- |
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23 // |
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24 // --------------------------------------------------------------------------- |
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25 // |
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26 CMmHighlightTimer::CMmHighlightTimer(CMmWidgetContainer* aContainer) : |
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27 CActive(EPriorityStandard), iState(EInactivityState), |
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28 iContainer( aContainer ) |
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29 { |
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30 } |
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31 |
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32 // --------------------------------------------------------------------------- |
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33 // |
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34 // --------------------------------------------------------------------------- |
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35 // |
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36 EXPORT_C CMmHighlightTimer* CMmHighlightTimer::NewLC( |
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37 CMmWidgetContainer* aContainer) |
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38 { |
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39 ASSERT(aContainer); |
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40 CMmHighlightTimer* self = new (ELeave) CMmHighlightTimer( aContainer ); |
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41 CleanupStack::PushL( self ); |
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42 self->ConstructL(); |
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43 return self; |
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44 } |
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45 |
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46 // --------------------------------------------------------------------------- |
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47 // |
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48 // --------------------------------------------------------------------------- |
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49 // |
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50 EXPORT_C CMmHighlightTimer* CMmHighlightTimer::NewL( |
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51 CMmWidgetContainer* aContainer) |
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52 { |
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53 CMmHighlightTimer* self = CMmHighlightTimer::NewLC( aContainer ); |
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54 CleanupStack::Pop( self ); |
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55 return self; |
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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 // |
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62 void CMmHighlightTimer::ConstructL() |
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63 { |
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64 User::LeaveIfError( iTimer.CreateLocal() ); |
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65 CActiveScheduler::Add( this ); |
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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 // --------------------------------------------------------------------------- |
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71 // |
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72 CMmHighlightTimer::~CMmHighlightTimer() |
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73 { |
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74 Cancel(); |
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75 iTimer.Close(); |
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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 // --------------------------------------------------------------------------- |
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81 // |
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82 void CMmHighlightTimer::DoCancel() |
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83 { |
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84 if (iState == ETimerExpirationCompletionState) |
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85 { |
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86 iTimer.Cancel(); |
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87 } |
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88 else if (iState == EExternalCompletionState) |
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89 { |
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90 TRequestStatus* status = &iStatus; |
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91 User::RequestComplete( status, KErrCancel ); |
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92 } |
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93 iState = EInactivityState; |
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94 } |
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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 void CMmHighlightTimer::StartL( TInt aTime, TBool aPressDownState ) |
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101 { |
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102 CListBoxView* view = iContainer->Widget()->View(); |
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103 if ( IsActive() && |
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104 iTimerHighlightIndex != iContainer->Widget()->CurrentItemIndex()) |
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105 { |
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106 // draw over previous highlight |
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107 // this occurs when e.g. highlight is set by rocker and later another |
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108 // item is pressed. |
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109 DrawHighlightL( iTimerHighlightIndex ); |
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110 } |
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111 Cancel(); |
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112 if (aTime > 0) |
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113 { |
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114 iTimer.After(iStatus, aTime); |
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115 iState = ETimerExpirationCompletionState; |
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116 } |
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117 else |
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118 { |
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119 iStatus = KRequestPending; |
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120 iState = EExternalCompletionState; |
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121 } |
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122 |
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123 SetActive(); |
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124 iContainer->SetHighlightVisibilityL( ETrue ); |
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125 { |
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126 SetPressDownState( aPressDownState ); |
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127 TInt currentItemIndex = |
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128 iContainer->Widget()->View()->CurrentItemIndex(); |
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129 DrawHighlightL( currentItemIndex ); |
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130 iTimerHighlightIndex = currentItemIndex; |
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131 } |
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132 iContainer->SetHighlightVisibilityL( EFalse ); |
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133 } |
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134 |
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135 // --------------------------------------------------------------------------- |
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136 // |
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137 // --------------------------------------------------------------------------- |
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138 // |
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139 void CMmHighlightTimer::RunL() |
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140 { |
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141 DrawHighlightL(iContainer->Widget()->View()->CurrentItemIndex()); |
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142 iState = EInactivityState; |
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143 } |
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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 // |
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149 TInt CMmHighlightTimer::RunError(TInt /*aError*/) |
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150 { |
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151 iState = EInactivityState; |
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152 return KErrNone; |
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153 } |
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154 |
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155 // --------------------------------------------------------------------------- |
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156 // |
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157 // --------------------------------------------------------------------------- |
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158 // |
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159 void CMmHighlightTimer::StopL( TBool aDrawOverHighlight ) |
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160 { |
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161 if (IsActive()) |
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162 { |
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163 Cancel(); |
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164 if ( aDrawOverHighlight ) |
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165 { |
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166 DrawHighlightL( iContainer->Widget()->View()->CurrentItemIndex() ); |
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167 } |
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168 } |
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169 iState = EInactivityState; |
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170 } |
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171 |
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172 // --------------------------------------------------------------------------- |
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173 // |
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174 // --------------------------------------------------------------------------- |
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175 // |
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176 TInt CMmHighlightTimer::TimerHighlightIndex() const |
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177 { |
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178 return iTimerHighlightIndex; |
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179 } |
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180 |
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181 // --------------------------------------------------------------------------- |
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182 // |
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183 // --------------------------------------------------------------------------- |
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184 // |
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185 void CMmHighlightTimer::DrawHighlightL(TInt aItemIndex) |
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186 { |
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187 if ( iContainer->IsVisible() ) |
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188 { |
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189 CListBoxView* view = iContainer->Widget()->View(); |
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190 iContainer->Widget()->DrawNow( TRect( |
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191 view->ItemPos( aItemIndex ), view->ItemSize( |
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192 aItemIndex) ) ); |
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193 } |
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194 } |
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195 |
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196 // --------------------------------------------------------------------------- |
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197 // |
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198 // --------------------------------------------------------------------------- |
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199 // |
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200 void CMmHighlightTimer::SetPressDownState(TBool aPressDownState) |
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201 { |
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202 if ( aPressDownState ) |
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203 { |
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204 iContainer->Widget()->View()->ItemDrawer()->SetFlags( |
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205 CListItemDrawer::EPressedDownState ); |
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206 } |
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207 else |
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208 { |
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209 iContainer->Widget()->View()->ItemDrawer()->ClearFlags( |
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210 CListItemDrawer::EPressedDownState ); |
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211 } |
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212 } |
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213 |
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214 // --------------------------------------------------------------------------- |
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215 // |
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216 // --------------------------------------------------------------------------- |
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217 // |
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218 void CMmHighlightTimer::ContinueL( TInt aTime ) |
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219 { |
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220 if ( IsActive() ) |
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221 { |
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222 Cancel(); |
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223 if ( aTime > 0 ) |
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224 { |
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225 iTimer.After( iStatus, aTime ); |
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226 iState = ETimerExpirationCompletionState; |
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227 } |
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228 else |
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229 { |
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230 iStatus = KRequestPending; |
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231 iState = EExternalCompletionState; |
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232 } |
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233 SetActive(); |
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234 } |
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235 } |
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236 // End of file |
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