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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: Destination icon map |
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15 * |
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16 */ |
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17 |
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18 #ifndef CMDESTICONMAP_H |
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19 #define CMDESTICONMAP_H |
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20 |
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21 #include <coecntrl.h> |
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22 #include <AknUtils.h> |
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23 #include <gulicon.h> |
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24 #include <AknIconArray.h> |
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25 |
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26 |
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27 class CCmDestinationIconMapExtension; |
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28 class CEikScrollBarFrame; |
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29 class CCmDestinationIconMapExtension; |
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30 |
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31 |
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32 /** |
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33 * Change Icon Dialog table Destination UI. |
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34 * |
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35 */ |
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36 NONSHARABLE_CLASS(CCmDestinationIconMap) : public CCoeControl |
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37 , public MEikScrollBarObserver |
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38 { |
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39 public: |
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40 |
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41 /** |
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42 * CCmDestinationIconMap two phase constructor |
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43 */ |
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44 static CCmDestinationIconMap* NewL(); |
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45 |
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46 /** |
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47 * CCmDestinationIconMap destructor |
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48 */ |
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49 ~CCmDestinationIconMap(); |
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50 |
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51 /** |
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52 * CCmDestinationIconMap resource constructor. |
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53 * @param aReader Icon Dialog table Resource |
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54 */ |
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55 void ConstructFromResourceL( TResourceReader& aReader ); |
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56 |
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57 /** |
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58 * Number of rows in the icon table. |
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59 * @return Number of rows in icon table. |
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60 */ |
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61 TInt HeightInRows(); |
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62 |
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63 /** |
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64 * Create the scrollbar Ptr and set the No of Rows in the |
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65 * Icon table depends upon the Icon array count. |
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66 */ |
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67 void CreateScrollBarAndIconRowL(); |
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68 |
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69 /** |
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70 * Sets reference to the index where selected icon index is put. |
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71 * @param aIconIndex Reference to the integer where selected icon |
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72 * index is put. |
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73 */ |
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74 void SetIndex(TInt& aIconIndex); |
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75 |
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76 private: |
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77 |
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78 /** |
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79 * CCmDestinationIconMap constructor |
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80 */ |
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81 CCmDestinationIconMap(); |
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82 |
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83 /** |
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84 * CCmDestinationIconMap two phase constructor |
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85 */ |
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86 void ConstructL(); |
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87 |
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88 public: // from CCoeControl |
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89 |
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90 TSize MinimumSize(); |
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91 TKeyResponse OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode); |
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92 TCoeInputCapabilities InputCapabilities() const; |
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93 virtual void ActivateL(); |
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94 |
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95 #ifdef RD_SCALABLE_UI_V2 |
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96 |
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97 void HandlePointerEventL( const TPointerEvent& aPointerEvent ); |
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98 void SetObserver( MCoeControlObserver* aObserver ); |
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99 |
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100 #endif //RD_SCALABLE_UI_V2 |
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101 |
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102 protected: // from CCoeControl |
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103 |
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104 void SizeChanged(); |
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105 void HandleResourceChange(TInt aType); |
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106 TInt CountComponentControls() const; |
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107 CCoeControl* ComponentControl(TInt aIndex) const; |
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108 |
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109 public: |
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110 |
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111 /** |
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112 * DrawOffscreenBackgroundIfRequired(). |
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113 * |
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114 * @Description:Draw the offscreen bitmap if applicable. |
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115 * Specially in case of Skin change |
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116 */ |
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117 void DrawOffscreenBackgroundIfRequired() const; |
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118 |
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119 /** |
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120 * DoLayout() |
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121 * @Description: Sets the Layout of the Icon table. |
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122 */ |
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123 void DoLayout(); |
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124 |
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125 private: |
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126 |
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127 /** |
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128 * Draw(). |
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129 * |
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130 * @Description: |
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131 */ |
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132 void Draw(const TRect& aRect) const; |
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133 |
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134 /** |
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135 * DrawItem(). |
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136 * |
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137 * @Description: |
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138 */ |
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139 void DrawItem( CWindowGc& aGc, |
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140 const TRect& aSctPosition, |
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141 TInt aIconIndex, |
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142 TBool aHighlighted, |
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143 TBool aDrawBackground ) const; |
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144 |
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145 /** |
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146 * DrawCursor(). |
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147 * |
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148 * @Description: |
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149 */ |
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150 void DrawCursor() const; |
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151 |
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152 /** |
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153 * MoveCursorL(). |
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154 * |
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155 * @Description: |
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156 */ |
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157 void MoveCursorL( TInt aX, TInt aY ); |
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158 |
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159 /** |
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160 * DrawCell(). |
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161 * |
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162 * @Description: |
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163 */ |
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164 void DrawCell( TInt aCursorPos, TBool aHighLighted ) const; |
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165 |
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166 /** |
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167 * CursorRect(). |
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168 * |
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169 * @Description: |
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170 */ |
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171 TRect CursorRect( TInt aCursorPos ) const; |
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172 |
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173 /** |
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174 * CursorPoint(). |
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175 * |
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176 * @Description: |
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177 */ |
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178 TPoint CursorPoint( TInt aCursorPos ) const; |
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179 |
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180 /** |
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181 * UpdateScrollIndicatorL(). |
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182 * |
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183 * @Description: |
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184 */ |
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185 void UpdateScrollIndicatorL(); |
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186 |
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187 /** |
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188 * CountMaxColumnsAndCellSizes(). |
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189 * |
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190 * @Description: |
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191 */ |
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192 void CountMaxColumnsAndCellSizes(); |
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193 |
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194 /** |
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195 * LoadIconL(). |
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196 * This fucton leaves if the client does not have a valid UI context |
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197 * |
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198 * @Description: |
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199 */ |
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200 void LoadIconL(); |
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201 |
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202 /** |
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203 * Extension(). |
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204 * |
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205 * @Description: |
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206 */ |
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207 CCmDestinationIconMapExtension* Extension() const; |
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208 |
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209 private: //from CCoeContrl |
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210 |
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211 void Reserved_1(); |
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212 void Reserved_2(); |
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213 |
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214 public: |
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215 |
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216 void HandleScrollEventL( CEikScrollBar* aScrollBar, |
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217 TEikScrollEvent aEventType); |
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218 |
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219 private: |
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220 TInt iGridItemWidth; |
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221 TInt iGridItemHeight; |
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222 TBool iIsMirrored; |
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223 TInt iRows; |
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224 TInt iFirstVisibleRow; |
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225 TPoint iOffset; |
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226 TPoint iGridTopLeft; |
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227 |
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228 TPoint iCursorPos; |
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229 TPoint iOldCursorPos; |
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230 mutable TBool iDrawnBefore; |
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231 |
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232 CEikScrollBarFrame* iSBFrame; |
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233 TInt* iIconIndex; |
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234 |
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235 TBool iAnimated; |
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236 |
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237 CFbsBitmap* iOffscreenBg; |
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238 CFbsBitmapDevice* iBitmapDevice; |
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239 CFbsBitGc* iBitmapGc; |
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240 TBool iHasBitmapBackground; |
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241 mutable TBool iOffscreenBgDrawn; |
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242 |
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243 TInt iMaxColumns; |
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244 TInt iCurrentPage; |
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245 TInt iNumPages; |
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246 CCmDestinationIconMapExtension* iExtension; |
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247 CArrayPtr<CGulIcon>* iConsArray; |
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248 TBool iDragAlreadyActive; |
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249 }; |
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250 |
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251 #endif // __CMDESTICONMAP_H |