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1 /* |
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2 * Copyright (c) 2002 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: The Function-Map's button class, CCalcCommandButton |
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15 * Derived from CEikCommandButtonBase |
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16 * The CCalcCommandButton is flat button. |
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17 * In making disable, it calls SetDimmed() function. |
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18 * |
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19 */ |
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20 |
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21 |
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22 #ifndef CALCCMDBTN_H |
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23 #define CALCCMDBTN_H |
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24 |
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25 |
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26 #include <coecntrl.h> |
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27 #include <aknutils.h> |
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28 |
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29 // CLASS DEFINITIONS |
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30 class CCalcFuncmapSubPane; |
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31 |
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32 /** |
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33 CCalcCommandButton : The button class for FunctionMap of a calculator |
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34 */ |
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35 |
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36 class CCalcCommandButton |
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37 : public CCoeControl |
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38 { |
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39 public: |
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40 enum TState // Button state for bitmap. |
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41 { |
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42 ENormal, // Button is normal. |
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43 EPressed, // Button is pushed. |
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44 EDimmed // Button is dimmed. |
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45 }; |
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46 |
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47 public: // Constructors and destructor |
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48 /** |
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49 * Two-phased constructor. |
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50 * @param aFuncmapSubPane : CCalcFuncmapSubPane pointer |
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51 * @param aUnpressedBmp : Bitmap for unpressed button |
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52 * @param aPressedBmp : Bitmap for pressed button |
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53 * @param aInactiveBmp : Bitmap for inactive button |
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54 */ |
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55 static CCalcCommandButton* NewL( |
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56 CCalcFuncmapSubPane* aFuncmapSubPane, |
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57 const CGulIcon* aUnpressedBmp, |
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58 const CGulIcon* aPressedBmp, |
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59 const CGulIcon* aInactiveBmp); |
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60 |
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61 /** |
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62 * Destructor. |
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63 */ |
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64 virtual ~CCalcCommandButton(); |
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65 |
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66 |
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67 public: // New functions |
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68 /** |
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69 * Button state is set and re-draw. |
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70 * @param aState : State of a button (ENormal || EPressed || ESelected) |
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71 */ |
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72 void SetStateAndRedraw(const TState& aState); |
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73 |
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74 /** |
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75 * Set flag which button is selected or not, and redraw. |
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76 * @param aIsSelected : Button is selected or not. |
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77 */ |
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78 void SetIsSelectedAndRedraw(TBool aIsSelected); |
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79 |
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80 /** |
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81 * Return Current state of a button. |
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82 * @return Current state of a button (ENormal || EPressed || ESelected) |
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83 */ |
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84 TState State() const; |
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85 |
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86 /** |
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87 *Sets iUnpressedButton, iPressedButton, iInactiveButton bitmap arrays to the current bitmaps. |
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88 * @param aUnpressedButtonIcon: Icon for Unpressed button |
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89 * @param aPressedButtonIcon : Icon for pressed button |
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90 * @param aInactiveButtonIcon : Icon for Inactive button |
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91 */ |
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92 void SetBitmapIcons(CGulIcon* aUnpressedButtonIcon, |
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93 CGulIcon* aPressedButtonIcon, |
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94 CGulIcon* aInactiveButtonIcon); |
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95 /** |
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96 * Gets the button layout |
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97 * Used for touch support. |
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98 */ |
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99 TRect ButtonLayout(); |
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100 |
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101 private: // New functions |
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102 /** |
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103 * C++ default constructor. |
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104 */ |
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105 CCalcCommandButton(); |
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106 |
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107 /** |
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108 * Second-phase constructor. |
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109 * @param aFuncmapSubPane : CCalcFuncmapSubPane pointer |
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110 * @param aUnpressedBmp : Bitmap for unpressed button |
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111 * @param aPressedBmp : Bitmap for pressed button |
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112 * @param aInactiveBmp : Bitmap for inactive button |
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113 */ |
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114 void ConstructL( |
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115 CCalcFuncmapSubPane* aFuncmapSubPane, |
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116 const CGulIcon* aUnpressedBmp, |
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117 const CGulIcon* aPressedBmp, |
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118 const CGulIcon* aInactiveBmp); |
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119 |
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120 |
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121 private: // Functions from base classes |
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122 /** |
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123 * From CCoeControl : Data of control is set. |
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124 */ |
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125 void SizeChanged(); |
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126 |
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127 /** |
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128 * From CCoeControl : Draw a button |
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129 * @param aRect : Size of a button |
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130 */ |
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131 void Draw(const TRect& aRect) const; |
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132 |
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133 |
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134 private: // Data |
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135 TState iState; // Current state of a button |
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136 TBool iIsSelected; // If Button selected TRUE |
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137 const CGulIcon* iUnpressedButton; // Unpressed button bitmap |
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138 const CGulIcon* iPressedButton; // Pressed button bitmap |
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139 const CGulIcon* iInactiveButton; // Inactive button bitmap |
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140 TAknLayoutRect iLayoutRect; // rectangle of button |
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141 }; |
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142 |
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143 |
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144 #endif // CALCCMDBTN_H |
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145 |
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146 // End of File |