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1 /* |
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2 * Copyright (c) 2005 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Class for displaying icons in viewfinder view |
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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 #ifndef MUSUILEVELINDICATOR_H |
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20 #define MUSUILEVELINDICATOR_H |
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21 |
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22 #include "musuidefinitions.h" |
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23 #include "musuiactivetimerobserver.h" |
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24 |
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25 // SYSTEM |
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26 #include <AknsControlContext.h> |
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27 #include <AknUtils.h> |
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28 #include <coecntrl.h> |
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29 |
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30 class MAknsSkinInstance; |
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31 class CGulIcon; |
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32 class MMusUiLevelIndicatorObserver; |
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33 class CAknSlider; |
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34 |
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35 /** |
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36 * Class for displaying icons in viewfinder view |
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37 */ |
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38 class CMusUiLevelIndicator : public CCoeControl, |
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39 public MCoeControlObserver, |
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40 public MMusUiActiveTimerObserver |
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41 { |
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42 |
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43 |
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44 public: // Constructors and destructor |
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45 |
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46 /** |
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47 * Symbian OS two-phased constructor. |
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48 * @param aController reference to CCcorController |
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49 */ |
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50 static CMusUiLevelIndicator* NewL( |
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51 TAknOrientation aLayout, |
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52 TInt aMinLevel, |
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53 TInt aMaxLevel, |
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54 CCoeControl* aParent, |
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55 const TRect& aRect, |
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56 MMusUiLevelIndicatorObserver* aObserver ); |
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57 |
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58 /** |
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59 * Symbian OS two-phased constructor. |
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60 * @param aController reference to CCcorController |
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61 */ |
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62 static CMusUiLevelIndicator* NewLC( |
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63 TAknOrientation aLayout, |
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64 TInt aMinLevel, |
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65 TInt aMaxLevel, |
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66 CCoeControl* aParent, |
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67 const TRect& aRect, |
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68 MMusUiLevelIndicatorObserver* aObserver ); |
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69 |
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70 /** |
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71 * Destructor. |
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72 */ |
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73 ~CMusUiLevelIndicator(); |
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74 |
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75 |
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76 public: // New functions |
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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 void SetLevelL( TMusUiIndicatorType aType, |
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82 TInt aLevel, |
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83 TBool aUseTimer ); |
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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 TInt GetLevel(TMusUiIndicatorType aType); |
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89 |
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90 /** |
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91 * |
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92 */ |
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93 void SetRange( TInt aMinLevel, TInt aMaxLevel, TBool aUseTimer); |
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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 void SetIndicatorType( TMusUiIndicatorType aType ); |
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99 |
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100 |
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101 private: // From CCoeControl |
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102 |
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103 /** |
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104 * Handles the size change events. |
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105 * |
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106 */ |
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107 virtual void SizeChanged(); |
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108 |
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109 virtual void Draw(const TRect& aRect) const; |
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110 |
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111 virtual TInt CountComponentControls() const; |
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112 |
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113 virtual CCoeControl* ComponentControl( TInt aIndex ) const; |
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114 |
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115 virtual void HandleResourceChange( TInt aType ); |
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116 |
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117 |
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118 private: // From CCoeControlObserver |
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119 |
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120 virtual void HandleControlEventL( CCoeControl* aControl, |
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121 TCoeEvent aEventType ); |
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122 |
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123 |
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124 private: // From MMusUiActiveTimerObserver |
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125 |
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126 virtual void TimerComplete( CMusUiActiveTimer* aTimer ); |
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127 |
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128 |
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129 private: // Constructors and destructor |
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130 |
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131 /** |
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132 * C++ constructor |
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133 */ |
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134 CMusUiLevelIndicator( TInt aMinLevel, |
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135 TInt aMaxLevel, |
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136 MMusUiLevelIndicatorObserver* aObserver ); |
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137 |
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138 /** |
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139 * Symbian 2nd phase constructor. |
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140 */ |
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141 void ConstructL( TAknOrientation aLayout, |
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142 CCoeControl* aParent, |
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143 const TRect& aRect ); |
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144 |
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145 |
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146 private: // HELPERS |
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147 |
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148 void ConstructImageL( CEikImage* aImage, |
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149 MAknsSkinInstance* aSkin, |
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150 const TAknsItemID& aId, |
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151 TInt aBitmapId, |
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152 TInt aMaskId, |
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153 TParse aParse ); |
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154 |
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155 /** |
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156 * Callback for disable level indicator. |
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157 * @since 2.8 |
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158 * @return KErrNone |
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159 */ |
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160 //static TInt DisableLevelIndicator( TAny* aThis ); |
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161 //void DisableTimer(); |
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162 //void EnableTimer(); |
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163 |
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164 |
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165 private: //data |
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166 |
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167 |
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168 TRect iParentRect; |
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169 |
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170 TRect iViewfinderRect; |
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171 |
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172 TInt iMinLevel; |
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173 |
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174 TInt iMaxLevel; |
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175 |
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176 TInt iZoomLevel; |
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177 |
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178 TInt iBrightnessLevel; |
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179 |
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180 TInt iDurationLevel; |
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181 |
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182 CMusUiActiveTimer* iDisableLevelTimer; |
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183 |
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184 TInt iIndicatorType; |
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185 |
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186 CAknSlider* iSlider; |
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187 |
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188 CMusUiActiveTimer* iSliderEventTimer; |
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189 |
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190 /** |
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191 * NOT OWN!!! |
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192 */ |
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193 MMusUiLevelIndicatorObserver* iObserver; |
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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 #endif |
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199 |
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200 // End of File |