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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: LandmarksUi Content File - Float editor for editor/viewer form |
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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 |
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20 |
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21 |
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22 |
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23 #ifndef CLMKDECIMALEDITOR_H |
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24 #define CLMKDECIMALEDITOR_H |
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25 |
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26 // INCLUDES |
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27 #include <eikmfne.h> |
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28 |
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29 // CLASS DECLARATION |
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30 |
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31 /** |
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32 * CLmkDecimalEditor class |
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33 * Contain two number editor and one separator. |
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34 */ |
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35 class CLmkDecimalEditor : public CEikMfneField |
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36 { |
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37 public: |
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38 enum |
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39 { |
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40 EFillWithLeadingZeros =0x1, |
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41 EPreserveOldWidthBeforeEditing =0x2, |
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42 ERepresentsYear =0x4, |
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43 EPublicallySettableFlags =EFillWithLeadingZeros|EPreserveOldWidthBeforeEditing|ERepresentsYear |
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44 }; |
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45 private: |
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46 enum |
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47 { |
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48 EIsBeingEditedWithCursor =0x8, |
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49 EIsUninitialised =0x10 |
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50 }; |
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51 private: |
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52 CLmkDecimalEditor(TInt aMinimumValue, TInt aMaximumValue, TUint32 aFlags); |
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53 void ConstructL(TInt aNumberOfZeros); |
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54 public: |
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55 virtual ~CLmkDecimalEditor(); |
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56 static CLmkDecimalEditor* NewL(const CFont& aFont, TResourceReader& aResourceReader); |
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57 static CLmkDecimalEditor* NewL(const CFont& aFont, TInt aMinimumValue, TInt aMaximumValue, TInt aInitialValue, TUint32 aFlags, TInt aNumberOfZeros); |
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58 void SetMinimumAndMaximum(TInt aMinimumValue, TInt aMaximumValue, const CFont& aFont); // only values inside the initial minimum and maximum are permitted |
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59 void GetMinimumAndMaximum(TInt& aMinimumValue, TInt& aMaximumValue) const; |
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60 void SetValue(TInt aValue, const CFont& aFont); |
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61 TReal Value() const; |
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62 virtual TBool IsValid() const; |
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63 |
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64 void SetUninitialised(TBool aUninitialised); |
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65 TBool IsUninitialised() const; |
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66 |
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67 public: // International digit support is only public to to eikstd |
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68 void SetDigitType(TDigitType aDigitType, const CFont& aFont); |
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69 TDigitType DigitType() const; |
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70 |
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71 // Derive digit display type from locale information |
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72 void RefreshDigitType(const CFont& aFont); |
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73 |
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74 public: |
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75 TBool IsTextNull() const; |
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76 private: // framework |
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77 virtual TInt MaximumWidthInPixels(const CFont& aFont, TBool aShrinkToMinimumSize); |
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78 virtual TCoeInputCapabilities InputCapabilities() const; |
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79 virtual TBool IsEditable() const; |
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80 virtual THighlightType HighlightType() const; |
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81 virtual void HandleKey(const CFont& aFont, const TKeyEvent& aKeyEvent, TBool aInterpretLeftAndRightAsEarEvents, TBool& aDataAltered, TInt& aHighlightIncrement); |
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82 virtual void HandleDeHighlight(const CFont& aFont, CEikonEnv& aEikonEnv, TBool& aDataAltered, TBool& aError); |
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83 virtual const TDesC& Text() const; |
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84 void InvalidFieldAlert() const; |
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85 TInt AdditionalWidthForHighlights(const CFont& aFont) const; |
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86 TInt WidthInPixels(const CFont& aFont) const; |
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87 |
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88 private: |
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89 TInt MaximumNumberOfDigits() const; |
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90 TInt NumberOfDigits() const; |
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91 void SetTextToValue(TInt aValue, const CFont& aFont); |
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92 TInt ValueFromText() const; |
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93 TBool ConvertsIntoValidValue(TInt& aValue) const; |
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94 |
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95 private: // International digit support |
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96 TChar NormalizeDigit(TChar aChar); |
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97 TText ZeroCharacter() const; |
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98 TText NegativeCharacter() const; |
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99 |
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100 private: |
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101 TInt iMinimumValue; |
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102 TInt iMaximumValue; |
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103 TInt iMaxDigits; |
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104 TUint32 iFlags; |
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105 HBufC* iText; |
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106 TChar iNudgeCharMinus; |
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107 TChar iNudgeCharPlus; |
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108 TInt iMaxDigitsMinimumValue; |
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109 TInt iMaxDigitsMaximumValue; |
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110 TDigitType iDigitType; |
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111 TInt iNumberOfZeros; |
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112 |
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113 protected: |
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114 // Ref |
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115 CEikonEnv* iEnv; |
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116 }; |
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117 |
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118 #endif |