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1 /* |
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2 * Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Zoom popup implementation. |
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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 <aknvolumepopup.h> |
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20 #include <cvtlogger.h> |
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21 #include "cvtuizoompopup.h" |
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22 #include "cvtuifeaturemanager.h" |
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23 #include "tVtuifeaturevariation.h" |
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24 #include "CVtUiAppUi.h" |
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25 #include "cvtengmodel.h" |
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26 |
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27 // Number of zoom steps |
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28 static const TInt KZoomStepCount = 10; |
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29 |
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30 // Minimum zoom factor value |
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31 static const TInt KMinZoomFactor = 0; |
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32 |
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33 // default time out time for zoom popup |
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34 const TInt KDefaultZoomTimeOutTime = 5; |
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35 |
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36 // --------------------------------------------------------------------------- |
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37 // CVtUiZoomPopup::NewL |
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38 // --------------------------------------------------------------------------- |
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39 // |
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40 CVtUiZoomPopup* CVtUiZoomPopup::NewL( CVtUiFeatureManager& |
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41 aFeatureManager ) |
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42 { |
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43 __VTPRINTENTER( "CVtUiZoomPopup.NewL" ) |
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44 CVtUiZoomPopup* self = |
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45 new ( ELeave ) CVtUiZoomPopup( aFeatureManager ); |
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46 CleanupStack::PushL( self ); |
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47 self->ConstructL(); |
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48 CleanupStack::Pop(); |
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49 __VTPRINTEXIT( "CVtUiZoomPopup.NewL" ) |
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50 return self; |
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51 } |
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52 |
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53 // --------------------------------------------------------------------------- |
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54 // CVtUiZoomPopup::~CVtUiZoomPopup |
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55 // --------------------------------------------------------------------------- |
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56 // |
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57 CVtUiZoomPopup::~CVtUiZoomPopup() |
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58 { |
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59 __VTPRINTENTER( "CVtUiZoomPopup.~" ) |
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60 __VTPRINTEXIT( "CVtUiZoomPopup.~" ) |
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61 } |
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62 |
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63 // --------------------------------------------------------------------------- |
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64 // CVtUiZoomPopup::RefreshL |
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65 // --------------------------------------------------------------------------- |
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66 // |
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67 void CVtUiZoomPopup::RefreshL() |
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68 { |
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69 __VTPRINTENTER( "CVtUiZoomPopup.RefreshL" ) |
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70 |
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71 UpdateAdjustRangeL(); |
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72 |
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73 iCurrent = CurrentZoomStep(); |
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74 if ( iCurrent < KMinZoomFactor ) |
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75 { |
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76 User::Leave( KErrArgument ); |
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77 } |
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78 SetValue( iCurrent ); |
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79 ShowPopupL(); |
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80 __VTPRINTEXIT( "CVtUiZoomPopup.RefreshL" ) |
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81 } |
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82 |
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83 // --------------------------------------------------------------------------- |
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84 // CVtUiZoomPopup::DoActivateL() |
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85 // --------------------------------------------------------------------------- |
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86 // |
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87 void CVtUiZoomPopup::DoActivateL() |
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88 { |
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89 __VTPRINTENTER( "CVtUiZoomPopup.DoActivateL" ) |
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90 UpdateAdjustRangeL(); |
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91 CVtUiPopupBase::DoActivateL(); |
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92 // In order to refresh softkey. |
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93 iFeatureManager.AppUi().RefreshSoftkeysL(); |
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94 __VTPRINTEXIT( "CVtUiZoomPopup.DoActivateL" ) |
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95 } |
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96 |
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97 // --------------------------------------------------------------------------- |
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98 // CVtUiZoomPopup::OfferKeyEventL() |
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99 // --------------------------------------------------------------------------- |
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100 // |
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101 TKeyResponse CVtUiZoomPopup::OfferKeyEventL( const TKeyEvent& aEvent, |
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102 TEventCode aCode ) |
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103 { |
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104 __VTPRINTENTER( "CVtUiZoomPopup.OfferKeyEventL" ) |
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105 TKeyResponse response( EKeyWasNotConsumed ); |
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106 // Don't handle other types here |
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107 if ( aCode != EEventKey ) |
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108 { |
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109 return response; |
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110 } |
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111 |
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112 if ( aEvent.iScanCode == EStdKeyUpArrow || |
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113 aEvent.iScanCode == EStdKeyDownArrow || |
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114 aEvent.iCode == EKeyZoomIn || |
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115 aEvent.iCode == EKeyZoomOut ) |
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116 { |
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117 __VTPRINT( DEBUG_GEN, "CVtUiZoomPopup.OfferKeyEventL zoom key" ) |
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118 TInt step( 1 ); |
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119 if ( aEvent.iScanCode == EStdKeyDownArrow || |
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120 aEvent.iCode == EKeyZoomOut ) |
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121 { |
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122 step = -step; |
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123 } |
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124 const TInt current( Value() ); |
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125 TInt value( current + step ); |
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126 value = Max( KMinZoomFactor, Min( value, KZoomStepCount ) ); |
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127 if ( value != current ) |
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128 { |
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129 __VTPRINT2( DEBUG_GEN, "CVtUiZoomPopup.OfferKeyEventL zoom = %d", |
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130 value ) |
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131 SetValue( value ); |
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132 iFeatureManager.AppUi().SetZoomFactorL( ScaledValue() ); |
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133 response = EKeyWasConsumed; |
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134 } |
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135 ShowPopupL(); |
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136 } |
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137 __VTPRINTEXITR( "CVtUiZoomPopup.OfferKeyEventL %d", response ) |
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138 return response; |
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139 } |
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140 |
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141 // --------------------------------------------------------------------------- |
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142 // CVtUiZoomPopup::HandleControlEventL |
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143 // --------------------------------------------------------------------------- |
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144 // |
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145 void CVtUiZoomPopup::HandleControlEventL( CCoeControl* aControl, |
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146 TCoeEvent aEventType ) |
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147 { |
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148 __VTPRINTENTER( "CVtUiZoomPopup.HandleControlEventL" ) |
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149 CVtUiPopupBase::HandleControlEventL( aControl, aEventType ); |
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150 |
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151 if ( aEventType == EEventStateChanged ) |
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152 { |
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153 __VTPRINT2( DEBUG_GEN, "CVtUiZoomPopup.HandleControlEventL zoom = %d", ScaledValue() ) |
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154 |
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155 if ( CurrentZoomStep() != Value() ) |
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156 { |
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157 iFeatureManager.AppUi().SetZoomFactorL( ScaledValue() ); |
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158 } |
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159 } |
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160 |
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161 __VTPRINTEXIT( "CVtUiZoomPopup.HandleControlEventL" ) |
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162 } |
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163 |
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164 // --------------------------------------------------------------------------- |
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165 // CVtUiZoomPopup::CVtUiZoomPopup |
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166 // --------------------------------------------------------------------------- |
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167 // |
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168 CVtUiZoomPopup::CVtUiZoomPopup( CVtUiFeatureManager& aFeatureManager ) |
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169 : CVtUiPopupBase( aFeatureManager.ComponentManager(), |
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170 TVtUiBlockListBitField( |
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171 MVtUiComponent::EComponentIdDialer | |
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172 MVtUiComponent::EComponentIdToolbar | |
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173 MVtUiComponent::EComponentIdNumberEntry | |
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174 MVtUiComponent::EComponentIdVolume | |
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175 MVtUiComponent::EVComponentIdBrightness | |
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176 MVtUiComponent::EVComponentIdContrast |
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177 ), |
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178 EComponentIdZoom ), |
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179 iFeatureManager( aFeatureManager ), |
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180 iMedia( aFeatureManager.AppUi().Model().Media() ), |
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181 iCurrent( KErrNotReady ) |
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182 { |
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183 __VTPRINTENTER( "CVtUiZoomPopup.CVtUiZoomPopup" ) |
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184 __VTPRINTEXIT( "CVtUiZoomPopup.CVtUiZoomPopup" ) |
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185 } |
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186 |
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187 // --------------------------------------------------------------------------- |
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188 // CVtUiZoomPopup::ConstructL |
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189 // --------------------------------------------------------------------------- |
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190 // |
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191 void CVtUiZoomPopup::ConstructL() |
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192 { |
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193 __VTPRINTENTER( "CVtUiZoomPopup.ConstructL" ) |
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194 BaseConstructL(); |
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195 // Set slider type to percentage |
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196 SetValueType( EAknSliderValuePercentage ); |
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197 |
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198 // Set timeout |
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199 SetTimeOut( KDefaultZoomTimeOutTime ); |
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200 __VTPRINTEXIT( "CVtUiZoomPopup.ConstructL" ) |
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201 } |
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202 |
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203 // --------------------------------------------------------------------------- |
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204 // CVtUiZoomPopup::UpdateAdjustRangeL |
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205 // --------------------------------------------------------------------------- |
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206 // |
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207 void CVtUiZoomPopup::UpdateAdjustRangeL() |
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208 { |
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209 __VTPRINTENTER( "CVtUiZoomPopup.UpdateAdjustRangeL" ) |
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210 // Get max zoom step from engine |
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211 iMax = MaxZoomStep(); |
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212 // Set value range to visible slider control |
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213 // range 0-10 or 0-iMax if max < 0 |
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214 // stepcount = 10 or iMax if max < 10 |
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215 SetAdjustRange( KMinZoomFactor, Min( KZoomStepCount, iMax ), Min( KZoomStepCount, iMax ) ); |
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216 |
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217 // Set value range to baseclass |
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218 // range on e.g. 0-20 |
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219 SetMinAndMaxValues( KMinZoomFactor, iMax ); |
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220 |
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221 // Get current zoom step |
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222 iCurrent = CurrentZoomStep(); |
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223 |
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224 if ( iCurrent == KErrNotFound || iMax == KErrNotFound || iCurrent > iMax ) |
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225 { |
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226 User::Leave( KErrNotFound ); |
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227 } |
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228 // Set new value |
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229 SetValue( iCurrent ); |
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230 __VTPRINTEXIT( "CVtUiZoomPopup.UpdateAdjustRangeL" ) |
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231 } |
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232 |
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233 // --------------------------------------------------------------------------- |
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234 // CVtUiZoomPopup::CurrentZoomStep |
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235 // --------------------------------------------------------------------------- |
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236 // |
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237 TInt CVtUiZoomPopup::CurrentZoomStep() const |
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238 { |
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239 __VTPRINTENTER( "CVtUiZoomPopup.CurrentZoomStep" ) |
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240 TInt current( KMinZoomFactor ); |
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241 const TInt error( iMedia.GetCurrentZoomStep( current ) ); |
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242 current = ( error ? KErrNotFound : current ); |
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243 |
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244 // Value asked from the engine must be scaled. |
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245 // If the current asked value is 1 then the scaling formula in the |
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246 // popupbase doesn't round the value to 1 there fore value is |
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247 // initalized to 1. |
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248 TInt val = 1; |
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249 if ( current != 1 ) |
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250 { |
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251 val = SliderValueWithScaling( current ); |
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252 } |
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253 __VTPRINTEXITR( "CVtUiZoomPopup.CurrentZoomStep %d", val ) |
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254 return val; |
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255 } |
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256 |
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257 // --------------------------------------------------------------------------- |
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258 // CVtUiZoomPopup::MaxZoomStep |
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259 // --------------------------------------------------------------------------- |
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260 // |
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261 TInt CVtUiZoomPopup::MaxZoomStep() const |
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262 { |
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263 __VTPRINTENTER( "CVtUiZoomPopup.MaxZoomStep" ) |
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264 TInt max( KMinZoomFactor ); |
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265 const TInt error( iMedia.GetMaxZoomStep( max ) ); |
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266 max = ( error ? KErrNotFound : max ); |
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267 __VTPRINTEXITR( "CVtUiZoomPopup.MaxZoomStep %d", max ) |
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268 return max; |
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269 } |
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270 |
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271 // --------------------------------------------------------------------------- |
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272 // CVtUiZoomPopup::ScaleAndSetZoomFactorL |
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273 // --------------------------------------------------------------------------- |
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274 // |
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275 void CVtUiZoomPopup::ScaleAndSetZoomFactorL( TInt aValue ) |
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276 { |
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277 __VTPRINTENTER( "CVtUiZoomPopup.ScaleAndSetZoomFactorL" ) |
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278 const TInt value = aValue * MaxZoomStep() / 10; // 10 vakioksi count + 1 ei yhtä |
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279 iFeatureManager.AppUi().SetZoomFactorL( value ); |
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280 __VTPRINTEXITR( "CVtUiZoomPopup.ScaleAndSetZoomFactorL %d", value ) |
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281 } |
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282 |