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: |
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15 * This is the implementation of the class defined in CCnvRatesForm.h |
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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 #include <eikcapc.h> |
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22 #include <eikfpne.h> |
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23 #include <AknQueryDialog.h> |
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24 #include <aknnotewrappers.h> |
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25 #include <akntitle.h> |
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26 #include <StringLoader.h> |
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27 #include <featmgr.h> |
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28 #include <eikmenup.h> |
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29 |
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30 #include <TCnvCategory.h> |
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31 #include "CCnvRatesForm.h" |
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32 #include "CCnvApplication.h" |
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33 |
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34 #include <csxhelp/cnv.hlp.hrh> |
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35 |
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36 #include <Converter.rsg> |
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37 #include "Converter.hrh" |
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38 |
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39 #include <e32math.h> //Header to be included for getting CEikEdwin Text to a number |
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40 |
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41 //CONSTANTS for Max Number of Added Currency |
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42 const TInt KMaxNumberAddCurrency = 40; |
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43 |
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44 CCnvRatesForm::CCnvRatesForm( TBool* aWantsRelaunch, TBool* aShouldExit, |
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45 TBool* aModelChanged, TCnvCategory& aCategory ) |
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46 : iWantsRelaunch( aWantsRelaunch ), iShouldExit( aShouldExit ), |
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47 iModelChanged( aModelChanged ), iCategory( aCategory ), |
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48 iLastUsedEditorId(-1) |
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49 { |
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50 } |
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51 |
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52 CCnvRatesForm::CCnvRatesForm() |
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53 { |
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54 |
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55 //Member variable set to False in the Constructor |
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56 iEKeyOk = EFalse; |
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57 } |
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58 |
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59 CCnvRatesForm::~CCnvRatesForm() |
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60 { |
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61 iFormIdMapArray.Close(); |
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62 iFormIdEdwinMapArray.Close(); |
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63 SetDefaultTitle(); |
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64 } |
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65 |
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66 void CCnvRatesForm::ConstructL() |
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67 { |
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68 // Use base class to construct menubar |
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69 CAknDialog::ConstructL( R_CNV_RATESFORM_MENUBAR ); |
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70 iCategory.CreateTempUnitArrayForRestore(); |
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71 iCategory.GetDefaultUnits( iSrcUnitIndexForRestore , iDesUnitIndexForRestore ); |
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72 iHistoryBaseUnit = iCategory.BaseUnit(); |
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73 } |
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74 |
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75 void CCnvRatesForm::GetHelpContext( TCoeHelpContext& aContext ) const |
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76 { |
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77 aContext.iMajor = KUidCnv; |
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78 aContext.iContext = KCNV_HLP_RATES; |
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79 } |
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80 |
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81 void CCnvRatesForm::ProcessCommandL( TInt aCommandId ) |
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82 { |
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83 // Base class handles EAknFormCmdSave among the other things |
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84 CAknForm::ProcessCommandL( aCommandId ); |
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85 |
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86 switch ( aCommandId ) |
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87 { |
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88 case ECmdAddCurrency: |
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89 { |
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90 AddNewCurrencyL(); |
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91 break; |
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92 } |
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93 case ECmdDeleteCurrency: |
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94 { |
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95 DeleteCurrencyL(); |
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96 break; |
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97 } |
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98 case ECmdChangeCurrencyName: |
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99 { |
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100 CmdChangeCurrencyNameL(); |
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101 break; |
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102 } |
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103 case ECmdSetAsBaseCurrency: |
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104 { |
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105 CmdSetAsBaseCurrencyL(); |
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106 break; |
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107 } |
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108 case EAknCmdHelp: |
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109 { |
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110 iEikonEnv->EikAppUi()->HandleCommandL( EAknCmdHelp ); |
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111 break; |
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112 } |
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113 case EEikCmdExit: |
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114 { |
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115 *iShouldExit = ETrue; |
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116 TryExitL( EAknSoftkeyBack ); |
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117 break; |
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118 } |
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119 default: |
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120 { |
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121 break; |
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122 } |
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123 } |
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124 } |
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125 |
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126 // Takes any action required when the current line is changed to aControlId. |
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127 void CCnvRatesForm::LineChangedL( TInt aControlId ) |
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128 { |
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129 |
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130 CEikFloatingPointEditor* editor = |
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131 static_cast< CEikFloatingPointEditor* >( Control( aControlId ) ); |
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132 |
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133 //editor->ClearSelectionL(); |
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134 editor->SetCursorPosL( editor->Text()->DocumentLength(), ETrue ); |
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135 |
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136 if ( iLastUsedEditorId > 0 ) |
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137 { |
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138 editor =static_cast<CEikFloatingPointEditor*> ( Control( iLastUsedEditorId ) ); |
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139 TBuf<KEditorTextMaxLength> editorText; |
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140 editor->GetText( editorText ); |
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141 |
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142 // Use local value for different area |
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143 TBuf<1> localeZero; |
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144 localeZero.AppendNum( 0 ); |
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145 AknTextUtils::LanguageSpecificNumberConversion( localeZero ); |
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146 if ( editorText.Length() > 1 && editorText[0] == localeZero[0] ) |
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147 { |
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148 // remove all leading zeroes |
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149 while ( editorText.Length() > 0 && editorText[0] == localeZero[0] ) |
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150 { |
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151 editorText.Delete( 0, 1 ); |
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152 } |
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153 // if too many zeroes removed, insert one. |
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154 TLocale locale; |
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155 if ( editorText.Length() == 0 || |
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156 TChar( editorText[0] ) == locale.DecimalSeparator() ) |
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157 { |
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158 editorText.Insert( 0, localeZero ); |
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159 } |
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160 editor->SetTextL( &editorText ); |
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161 editor->DrawDeferred(); |
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162 } |
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163 } |
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164 iLastUsedEditorId = aControlId; |
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165 } |
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166 |
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167 void CCnvRatesForm::DoNotSaveFormDataL() |
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168 { |
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169 iCategory.RestoreUnitArray(); |
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170 iCategory.SetDefaultUnits( iSrcUnitIndexForRestore , iDesUnitIndexForRestore ); |
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171 iCategory.SetBaseUnit( iHistoryBaseUnit ); |
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172 } |
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173 |
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174 // Saves values from form fields back to the model |
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175 TBool CCnvRatesForm::SaveFormDataL() |
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176 { |
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177 SetEditableL( ETrue ); |
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178 |
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179 const MDesCArray* names = iCategory.MdcArray(); |
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180 TInt len( names->MdcaCount() ); |
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181 TInt formIdIndex = 0; |
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182 for( TInt i = 0; i < len; i ++ ) |
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183 { |
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184 |
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185 if( i != iCategory.BaseUnit() ) |
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186 { |
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187 TInt formId = iFormIdMapArray[formIdIndex]; |
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188 //A seperate formIdIndex is maintained for the form as iFormIdMapArray |
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189 //does not have an index for Base Unit |
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190 formIdIndex++; |
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191 |
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192 TReal value = 0; //Contains the value of the editor |
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193 |
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194 if(KErrNotFound != iFormIdEdwinMapArray.Find(formId)) |
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195 { |
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196 TBuf<32> edText; |
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197 GetEdwinText( edText, formId ); |
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198 TInt64 power = 1; |
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199 TBool fraction = EFalse; |
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200 TChar ch; |
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201 |
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202 for(TInt i = 0; i < edText.Length(); i++) |
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203 { |
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204 ch = edText[i]; |
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205 |
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206 if(ch == '+') |
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207 { |
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208 if( i != 0 ) |
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209 { |
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210 value = 0; |
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211 break; |
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212 } |
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213 } |
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214 |
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215 else if(ch == '.') |
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216 { |
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217 fraction = ETrue; |
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218 } |
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219 else if(IsDigit(ch)) |
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220 { |
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221 value = value * 10 + ch.GetNumericValue(); |
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222 if(fraction) |
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223 { |
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224 power = power * 10; |
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225 } |
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226 } |
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227 } |
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228 value = value / power; |
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229 |
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230 } |
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231 else |
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232 { |
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233 value = FloatEditorValue( formId ); |
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234 } |
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235 iCategory.SetUnitFactor( i, /*FloatEditorValue( formId )*/value ); |
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236 } |
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237 } |
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238 |
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239 *iModelChanged = ETrue; |
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240 return ETrue; |
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241 } |
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242 |
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243 // Sets the focus to the topmost line of the form when the dialog is activated |
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244 void CCnvRatesForm::SetInitialCurrentLine() |
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245 { |
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246 CEikDialog::SetInitialCurrentLine(); |
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247 TRAP_IGNORE(TryChangeFocusToL( IdOfFocusControl() ) ); |
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248 } |
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249 |
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250 void CCnvRatesForm::PreLayoutDynInitL() |
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251 { |
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252 SetTitleL( ETrue ); |
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253 |
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254 const MDesCArray* currencies = iCategory.MdcArray(); |
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255 TInt len( currencies->MdcaCount() ); |
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256 |
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257 for( TInt i = 0; i < len; i++ ) |
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258 { |
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259 if( i != iCategory.BaseUnit() ) |
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260 { |
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261 // form controls don't like id = 0, so we need to do id += 1.. |
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262 CCoeControl* control = |
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263 CreateLineByTypeL( currencies->MdcaPoint( i ), |
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264 ActivePageId(), |
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265 i + 1, |
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266 EEikCtFlPtEd, |
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267 NULL ); |
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268 //Keep the id's of the form in an array so that deletion based on form ids is not a problem. |
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269 iFormIdMapArray.Append(i+1); |
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270 CEikFloatingPointEditor* editor = |
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271 static_cast< CEikFloatingPointEditor* >( control ); |
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272 editor->ConstructL( 0, 9e99, 12 ); // 9e99 = max TReal |
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273 TReal value( iCategory.UnitFactor( i ) ); |
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274 editor->SetValueL( &value ); |
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275 } |
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276 } |
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277 } |
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278 |
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279 void CCnvRatesForm::CmdChangeCurrencyNameL() |
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280 { |
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281 // 16 is long enough, current edit window max length is 13 |
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282 // (defined in R_CNV_UNITNAME_QUERY ) |
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283 TBuf< 16 > newName; |
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284 TBool nameOk( EFalse ); |
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285 |
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286 TInt controlId = IdOfFocusControl(); |
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287 TInt index = controlId - 1; |
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288 |
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289 index = iFormIdMapArray.Find( controlId ); //get the index where the id i |
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290 |
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291 TUint uintindex = index ;//To remove warnings |
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292 |
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293 if( uintindex >= iCategory.BaseUnit()) |
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294 { |
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295 index++; |
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296 } |
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297 const MDesCArray* names = iCategory.MdcArray(); |
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298 newName.Copy( names->MdcaPoint( index ).Left( MAXCURRENCYNAMELENGTH ) ); |
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299 |
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300 |
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301 TCurrencyType type = NewCurrencyNameDialogL( newName, nameOk ); |
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302 |
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303 if(nameOk) |
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304 { |
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305 iCategory.SetUnitName( index , newName , type); |
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306 Line( controlId )->SetCaptionL( newName ); |
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307 Line( controlId )->DrawDeferred(); |
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308 nameOk = ETrue; |
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309 *iModelChanged = ETrue; |
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310 } |
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311 } |
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312 |
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313 |
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314 void CCnvRatesForm::CmdSetAsBaseCurrencyL() |
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315 { |
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316 CAknQueryDialog* dlg = CAknQueryDialog::NewL(); |
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317 |
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318 if( dlg->ExecuteLD( R_CNV_CONFIRMATION_QUERY ) ) |
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319 { |
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320 // form controls don't like ID = 0, so IDs are unit id + 1; |
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321 TInt baseUnit; |
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322 TUint baseUnitIndex; //To remove warnings |
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323 //Get the current id of the form. |
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324 TInt currentFocusIndex = IdOfFocusControl(); |
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325 //Find the id in the map array |
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326 baseUnit = iFormIdMapArray.Find(currentFocusIndex); |
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327 baseUnitIndex = baseUnit; //To remove warnings |
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328 //adjust the baseUnitIndxex to the index in the Currency Category array.. |
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329 if( baseUnitIndex >= iCategory.BaseUnit()) |
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330 { |
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331 baseUnit++; |
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332 } |
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333 iHistoryBaseUnit = baseUnit; |
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334 iCategory.SetBaseUnit( baseUnit ); |
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335 |
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336 // Reset all currency rates to 1 |
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337 TInt len( iCategory.MdcArray()->MdcaCount() ); |
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338 for( TInt i = 0; i < len; i++ ) |
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339 { |
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340 iCategory.SetUnitFactor( i, 1.0 ); |
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341 } |
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342 |
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343 // Except the base unit factor is set to 1.0 |
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344 iCategory.SetUnitFactor( baseUnit, 1.0 ); |
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345 |
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346 // We have to destroy and relaunch the form |
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347 *iWantsRelaunch = ETrue; |
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348 delete this; |
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349 } |
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350 } |
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351 |
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352 |
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353 // Reset the title to default. Don't want a leave. |
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354 // If it fails, it fails. For use in the destructor. |
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355 void CCnvRatesForm::SetDefaultTitle() |
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356 { |
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357 TRAP_IGNORE(SetTitleL( EFalse ) ); |
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358 } |
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359 |
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360 void CCnvRatesForm::SetTitleL( TBool aNonDefault ) |
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361 { |
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362 CAknTitlePane* title = static_cast< CAknTitlePane* >( |
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363 iEikonEnv->AppUiFactory()->StatusPane()-> |
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364 ControlL( TUid::Uid( EEikStatusPaneUidTitle ) ) ); |
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365 |
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366 if( aNonDefault ) |
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367 { |
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368 TInt baseUnit = iCategory.BaseUnit(); |
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369 const MDesCArray* currencies = iCategory.MdcArray(); |
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370 TPtrC unitName = currencies->MdcaPoint( baseUnit ); |
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371 // stuff it into the title text's placeholder |
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372 HBufC* titleText = StringLoader::LoadL( R_CNV_RATESFORM_TITLE, |
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373 unitName, iEikonEnv ); |
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374 TPtr titleTextPtr = titleText->Des(); |
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375 CleanupStack::PushL( titleText ); |
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376 AknTextUtils::DisplayTextLanguageSpecificNumberConversion(titleTextPtr); |
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377 title->SetTextL( *titleText ); |
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378 CleanupStack::PopAndDestroy( titleText ); // titleText |
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379 } |
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380 else |
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381 { |
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382 title->SetTextToDefaultL(); |
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383 } |
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384 } |
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385 |
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386 void CCnvRatesForm::DynInitMenuPaneL( TInt aResourceId, CEikMenuPane* aMenuPane ) |
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387 { |
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388 //No delete option for more than two currencies |
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389 const MDesCArray* names = iCategory.MdcArray(); |
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390 TInt count = names->MdcaCount(); |
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391 |
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392 if (aResourceId == R_CNV_RATESFORM_MENUPANE) |
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393 { |
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394 |
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395 if(count <= 2) |
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396 { |
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397 aMenuPane->SetItemDimmed(ECmdDeleteCurrency, ETrue); |
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398 |
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399 } |
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400 else |
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401 { |
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402 aMenuPane->SetItemDimmed(ECmdDeleteCurrency, EFalse); |
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403 } |
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404 if(count >= KMaxNumberAddCurrency ) |
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405 { |
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406 aMenuPane->SetItemDimmed(ECmdAddCurrency, ETrue); |
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407 } |
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408 else |
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409 { |
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410 aMenuPane->SetItemDimmed(ECmdAddCurrency, EFalse); |
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411 } |
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412 if (!FeatureManager::FeatureSupported(KFeatureIdHelp)) |
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413 { |
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414 aMenuPane->SetItemDimmed(EAknCmdHelp, ETrue); |
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415 } |
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416 } |
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417 } |
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418 //New methods which will imlement add and delete currency implementation |
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419 void CCnvRatesForm::AddNewCurrencyL() |
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420 { |
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421 //_LIT(KDefaultText,"Foreign"); |
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422 //TBuf<16> newFieldPtr; |
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423 //newFieldPtr.Format(KDefaultText); |
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424 HBufC* foreignText = StringLoader::LoadLC( R_QTN_CNV_FOREIGN,iEikonEnv ); |
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425 TBuf<16> newFieldPtr; |
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426 |
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427 newFieldPtr.Copy(foreignText->Left(MAXCURRENCYNAMELENGTH)); |
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428 |
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429 TBool nameEntered(EFalse); |
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430 TCurrencyType type = NewCurrencyNameDialogL( newFieldPtr, nameEntered, ETrue ); |
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431 |
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432 TInt id = IdOfFocusControl(); //Get the focus controls id |
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433 TInt index = iFormIdMapArray.Find(id); //get the index where the id i |
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434 TInt indexOfCurrency = index; |
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435 TUint uintindex = indexOfCurrency;//To remove warnings |
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436 |
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437 if( uintindex >= iCategory.BaseUnit()) |
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438 { |
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439 indexOfCurrency++; |
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440 } |
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441 |
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442 if(nameEntered)//Dont add any field if the user cancels the dialog |
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443 { |
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444 TReal real = 1.0; |
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445 |
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446 iCategory.AddNewCurrencyL( indexOfCurrency + 1, newFieldPtr, real, type); |
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447 |
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448 //TInt newItemId = 0; |
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449 TInt newItemId = iFormIdMapArray[0]; |
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450 |
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451 //Get the largest formId present now in the form... |
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452 for(TInt i = 0; i < iFormIdMapArray.Count() ; i++ ) |
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453 { |
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454 if( newItemId < iFormIdMapArray[i]) |
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455 newItemId = iFormIdMapArray[i]; |
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456 } |
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457 |
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458 newItemId++; |
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459 |
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460 //Update the new FormId into the form id map array |
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461 if( index + 1 < iFormIdMapArray.Count() ) |
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462 { |
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463 iFormIdMapArray.Insert(newItemId,index + 1 ); |
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464 } |
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465 else |
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466 { |
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467 iFormIdMapArray.Append(newItemId); |
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468 } |
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469 |
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470 //Update the arrray which holds the CEikEdwin ids... |
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471 iFormIdEdwinMapArray.Append(newItemId); |
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472 |
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473 |
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474 CCoeControl* control = CreateLineByTypeL(newFieldPtr, ActivePageId(), |
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475 newItemId , EEikCtFlPtEd, NULL ) ; |
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476 CEikEdwin* edwin = STATIC_CAST( CEikEdwin*, control ); |
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477 |
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478 CEikFloatingPointEditor* fpEditor = STATIC_CAST( |
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479 CEikFloatingPointEditor*, control ); |
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480 fpEditor->SetMinMax( 0, 9e99 ); |
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481 edwin->ConstructL( EEikEdwinNoHorizScrolling | EEikEdwinResizable, 10, 12, 10 ); |
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482 edwin->SetAknEditorNumericKeymap( EAknEditorConverterNumberModeKeymap ); |
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483 |
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484 edwin->SetAknEditorAllowedInputModes( EAknEditorNumericInputMode ); |
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485 |
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486 edwin->SetAknEditorInputMode( EAknEditorNumericInputMode ); |
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487 edwin->SetAknEditorSpecialCharacterTable( 0 ); |
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488 |
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489 edwin->CreateTextViewL(); |
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490 Line( newItemId )->ActivateL(); |
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491 |
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492 // Set the editor's value at last and use a number instead of the fixed character. |
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493 SetFloatEditorValueL( IdOfFocusControl(), 1 ); |
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494 |
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495 *iModelChanged = ETrue; |
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496 } |
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497 CleanupStack::PopAndDestroy(); // foreignText HBufC |
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498 } |
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499 |
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500 |
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501 void CCnvRatesForm::DeleteCurrencyL() |
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502 { |
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503 |
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504 |
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505 TInt LineForDeletion = IdOfFocusControl(); |
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506 |
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507 TInt indexOfCurrency = iFormIdMapArray.Find(LineForDeletion); |
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508 TUint index = indexOfCurrency; //To remove warnings |
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509 |
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510 |
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511 if( index >= iCategory.BaseUnit()) |
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512 { |
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513 indexOfCurrency++; |
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514 } |
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515 |
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516 const MDesCArray* names = iCategory.MdcArray(); |
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517 |
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518 TBuf<16> currentName; |
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519 currentName.Copy( names->MdcaPoint( indexOfCurrency ).Left( MAXCURRENCYNAMELENGTH ) ); |
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520 |
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521 HBufC* confirmDelete = StringLoader::LoadLC( |
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522 R_QTN_CNV_CONFIRM_DELETE,currentName); |
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523 |
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524 CAknQueryDialog* dlg = CAknQueryDialog::NewL(); |
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525 dlg->SetPromptL( *confirmDelete); |
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526 |
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527 if( dlg->ExecuteLD( R_CNV_CONFIRMATION_QUERY ) ) |
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528 { |
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529 SetFormFlag( EDeleting, ETrue ); |
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530 |
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531 if (LineForDeletion) |
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532 { |
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533 iCategory.DeleteCurrencyL( indexOfCurrency ); |
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534 DeleteLine(LineForDeletion); |
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535 //SetFormFlag( EUnsavedEdit, ETrue ); |
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536 TInt index = iFormIdMapArray.Find(LineForDeletion); |
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537 iFormIdMapArray.Remove(index); |
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538 |
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539 if( index == iFormIdMapArray.Count()) |
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540 { |
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541 iLastUsedEditorId = iFormIdMapArray[index - 1]; |
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542 } |
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543 else |
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544 { |
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545 iLastUsedEditorId = iFormIdMapArray[index]; |
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546 } |
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547 } |
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548 |
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549 DrawNow(); |
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550 SetFormFlag( EDeleting, EFalse ); |
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551 *iModelChanged = ETrue; |
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552 } |
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553 CleanupStack::PopAndDestroy(); // confirmDelete; |
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554 } |
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555 |
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556 //This function launches a dialog to get the new currency name. |
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557 //Note can also be used for Rename Currency, but will be made use, afte the raised for that has been fixed |
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558 TCurrencyType CCnvRatesForm::NewCurrencyNameDialogL( TDes& aField, TBool& aNameEntered, TBool aIsAddNewCurrency ) |
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559 { |
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560 TBool nameOk( EFalse ); |
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561 TCurrencyType type = ENameChanged; |
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562 //TInt index = IdOfFocusControl() - 1; |
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563 TInt controlId = IdOfFocusControl(); |
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564 TInt index = iFormIdMapArray.Find( controlId ); //get the index where the id i |
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565 TUint uintindex = index ; //To remove warnings |
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566 if ( uintindex >= iCategory.BaseUnit() ) //get correct index |
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567 { |
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568 index++; |
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569 } |
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570 |
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571 const MDesCArray* names = iCategory.MdcArray(); |
|
572 do |
|
573 { |
|
574 CAknTextQueryDialog* dlg = |
|
575 new( ELeave ) CAknTextQueryDialog( aField ); |
|
576 CleanupStack::PushL(dlg); |
|
577 |
|
578 if( dlg->ExecuteLD( R_CNV_UNITNAME_QUERY ) != EAknSoftkeyOk ) |
|
579 { |
|
580 aNameEntered = EFalse; |
|
581 CleanupStack::Pop(dlg); // dlg |
|
582 return type; |
|
583 } |
|
584 CleanupStack::Pop(dlg); // dlg |
|
585 |
|
586 // Search through all the names to see if the new name already exists |
|
587 TInt len( names->MdcaCount() ); |
|
588 TBool nameExists( EFalse ); |
|
589 //Set the index larger than all when a new is added, make it compare with |
|
590 //all of the item to judge if the name is already used |
|
591 if ( aIsAddNewCurrency ) |
|
592 { |
|
593 index = len; |
|
594 } |
|
595 |
|
596 for( TInt i = 0; i < len; i ++ ) |
|
597 { |
|
598 if( names->MdcaPoint( i ).Compare( aField ) == 0 ) |
|
599 { |
|
600 if ( i != index ) |
|
601 { |
|
602 nameExists = ETrue; |
|
603 break; |
|
604 } |
|
605 } |
|
606 } |
|
607 |
|
608 if( nameExists ) |
|
609 { |
|
610 // display error |
|
611 HBufC* label = StringLoader::LoadLC( |
|
612 R_QTN_FLDR_NAME_ALREADY_USED, aField ); |
|
613 CAknErrorNote* note = new( ELeave ) CAknErrorNote( ETrue ); |
|
614 note->ExecuteLD( *label ); |
|
615 CleanupStack::PopAndDestroy(); // label; |
|
616 } |
|
617 else |
|
618 { |
|
619 nameOk = ETrue; |
|
620 } |
|
621 } |
|
622 |
|
623 while ( !nameOk ); |
|
624 |
|
625 HBufC* homeText = StringLoader::LoadLC( R_QTN_CNV_HOME,iEikonEnv ); |
|
626 HBufC* foreignText = StringLoader::LoadLC( R_QTN_CNV_FOREIGN,iEikonEnv ); |
|
627 TBuf<16> defaultTextPtr; |
|
628 TBuf<16> homeTextPtr; |
|
629 TInt equal; |
|
630 |
|
631 defaultTextPtr.Copy(foreignText->Left(MAXCURRENCYNAMELENGTH)); |
|
632 homeTextPtr.Copy(homeText->Left(MAXCURRENCYNAMELENGTH)); |
|
633 equal = defaultTextPtr.Compare(aField); |
|
634 if(equal==0) |
|
635 type = EForeign; |
|
636 |
|
637 equal = homeTextPtr.Compare(aField); |
|
638 if(equal==0) |
|
639 type = EHome; |
|
640 |
|
641 aNameEntered = nameOk; |
|
642 CleanupStack::PopAndDestroy(); // foreignText HBufC |
|
643 CleanupStack::PopAndDestroy(); // HomeText HBufC |
|
644 |
|
645 return type; |
|
646 } |
|
647 // |
|
648 //ShowInvalidValueNoteL(TInt aEditorId) |
|
649 // |
|
650 void CCnvRatesForm::ShowInvalidValueNoteL(TInt aEditorId, TBool aSetValue) |
|
651 { |
|
652 HBufC* label = iCoeEnv->AllocReadResourceLC( |
|
653 R_CNV_MAINFORM_INVALIDVALUE ); |
|
654 CAknErrorNote* note = new( ELeave ) CAknErrorNote(ETrue); |
|
655 note->ExecuteLD( *label ); |
|
656 CleanupStack::PopAndDestroy(); // label; |
|
657 if ( aSetValue ) |
|
658 { |
|
659 SetFloatEditorValueL( aEditorId, 0.0 ); |
|
660 } |
|
661 } |
|
662 |
|
663 // |
|
664 //IsVaildNumberEntered(TInt aEditorId) |
|
665 // |
|
666 TBool CCnvRatesForm::IsVaildNumberEntered(TInt aEditorId) |
|
667 { |
|
668 |
|
669 CEikFloatingPointEditor* editor = |
|
670 static_cast< CEikFloatingPointEditor* >( Control( aEditorId ) ); |
|
671 |
|
672 if( editor->TextLength() == 0 ) |
|
673 { |
|
674 return EFalse; |
|
675 } |
|
676 |
|
677 TReal real; |
|
678 CAknNumericEdwin::TValidationStatus validationStatus = editor->GetValueAsReal(real); |
|
679 |
|
680 // The enter number is not valid if GetValueAsReal function's return value is not EValueValid |
|
681 if( validationStatus != CAknNumericEdwin::EValueValid /* && validationStatus != CAknNumericEdwin::EValueTooLarge */ ) |
|
682 { |
|
683 return EFalse; |
|
684 } |
|
685 return ETrue; |
|
686 |
|
687 } |
|
688 |
|
689 |
|
690 TBool CCnvRatesForm::OkToExitL(TInt aButtonId) |
|
691 { |
|
692 //Check for validity of the rates entered |
|
693 TInt aControlId( IdOfFocusControl() ); |
|
694 if(!IsVaildNumberEntered(aControlId)) |
|
695 { |
|
696 ShowInvalidValueNoteL(aControlId, ETrue ); |
|
697 } |
|
698 //Check which one of the two buttons'Options' or 'MSK' is pressed |
|
699 if (aButtonId == EAknSoftkeyOptions && iEKeyOk) |
|
700 { |
|
701 //Make the variable False |
|
702 iEKeyOk = EFalse; |
|
703 return EFalse; |
|
704 } |
|
705 else |
|
706 // Call the Base Class OkToExitL() |
|
707 return CAknForm::OkToExitL(aButtonId); |
|
708 |
|
709 } |
|
710 // |
|
711 //OfferKeyEventL |
|
712 // |
|
713 TKeyResponse CCnvRatesForm::OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType) |
|
714 { |
|
715 |
|
716 // Make the variable 'iEKeyOk' to True if and only if MSK is pressed. |
|
717 if(aKeyEvent.iScanCode == EStdKeyDevice3 && aType == EEventKeyDown) |
|
718 { |
|
719 iEKeyOk = ETrue; |
|
720 } |
|
721 if(aKeyEvent.iScanCode == EStdKeyDevice0 && aType == EEventKeyDown && iEKeyOk) |
|
722 { |
|
723 iEKeyOk = EFalse; |
|
724 } |
|
725 |
|
726 |
|
727 TInt controlId1( IdOfFocusControl() ); |
|
728 if(aType == EEventKeyDown) |
|
729 { |
|
730 if((aKeyEvent.iScanCode == EStdKeyDevice0) |
|
731 ||(aKeyEvent.iScanCode == EStdKeyDevice1)||(aKeyEvent.iScanCode == EStdKeyDevice3) ) |
|
732 { |
|
733 if(!IsVaildNumberEntered(controlId1)) |
|
734 { |
|
735 iError=ETrue; |
|
736 return EKeyWasConsumed; |
|
737 } |
|
738 } |
|
739 } |
|
740 |
|
741 if(aType == EEventKeyUp && iError) |
|
742 { |
|
743 if((aKeyEvent.iScanCode == EStdKeyDevice0) |
|
744 ||(aKeyEvent.iScanCode == EStdKeyDevice1)||(aKeyEvent.iScanCode == EStdKeyDevice3)) |
|
745 { |
|
746 ShowInvalidValueNoteL(controlId1, ETrue); |
|
747 iError = EFalse; |
|
748 return EKeyWasConsumed; |
|
749 } |
|
750 } |
|
751 |
|
752 // Return EKeyWasNotConsumed if OfferKeyEventL() does not handle any event. |
|
753 if ( aType != EEventKey ) |
|
754 { |
|
755 return EKeyWasNotConsumed; |
|
756 } |
|
757 |
|
758 if ( ( aKeyEvent.iScanCode == EStdKeyDownArrow ) || ( aKeyEvent.iScanCode == EStdKeyUpArrow ) ) |
|
759 { |
|
760 TInt controlId( IdOfFocusControl() ); |
|
761 if ( !IsVaildNumberEntered( controlId ) ) |
|
762 { |
|
763 ShowInvalidValueNoteL( controlId, ETrue); |
|
764 return EKeyWasConsumed; |
|
765 } |
|
766 } |
|
767 return CAknForm::OfferKeyEventL( aKeyEvent, aType ); |
|
768 } |
|
769 |
|
770 // ---------------------------------------------------- |
|
771 // CCnvRatesForm::IsDigit |
|
772 // Converts the digit from any digit mode (devangiri or arabic) |
|
773 // to western digit and checks whether it is a valid digit or not. |
|
774 // ---------------------------------------------------- |
|
775 // |
|
776 TBool CCnvRatesForm::IsDigit(TUint aChar) |
|
777 { |
|
778 TBuf<1> digit; |
|
779 digit.Append(aChar); |
|
780 |
|
781 AknTextUtils::ConvertDigitsTo(digit , EDigitTypeWestern); |
|
782 |
|
783 TChar ch = digit[0]; |
|
784 return ch.IsDigit(); |
|
785 } |
|
786 |
|
787 |
|
788 // ---------------------------------------------------- |
|
789 // CCnvRatesForm::PrepareForFocusTransitionL |
|
790 // Used for touch UI to display the invalid note if number |
|
791 // is invalid |
|
792 // ---------------------------------------------------- |
|
793 // |
|
794 void CCnvRatesForm::PrepareForFocusTransitionL() |
|
795 { |
|
796 // Check if touch is enabled or not |
|
797 if ( !AknLayoutUtils::PenEnabled() ) |
|
798 { |
|
799 CAknForm::PrepareForFocusTransitionL(); |
|
800 return; |
|
801 } |
|
802 |
|
803 // Get the focus of the current control line |
|
804 TInt controlId( IdOfFocusControl() ); |
|
805 // Check for validity of the rate entered |
|
806 if (!IsVaildNumberEntered( controlId ) ) |
|
807 { |
|
808 ShowInvalidValueNoteL(controlId, EFalse); |
|
809 } |
|
810 |
|
811 // Delete the radix point if it is excrescent |
|
812 else |
|
813 { |
|
814 CEikFloatingPointEditor* editor = |
|
815 static_cast<CEikFloatingPointEditor*> ( Control( controlId ) ); |
|
816 TBuf< KEditorTextMaxLength > editorText; |
|
817 editor->GetText( editorText ); |
|
818 TInt editorTextLength = editorText.Length(); |
|
819 TLocale local; |
|
820 if ( editorText[ editorTextLength - 1 ] == local.DecimalSeparator() ) |
|
821 { |
|
822 editorText.Delete( editorTextLength - 1 , 1 ); |
|
823 editor->SetTextL( &editorText ); |
|
824 } |
|
825 } |
|
826 CAknForm::PrepareForFocusTransitionL(); |
|
827 } |
|
828 |
|
829 |
|
830 // ---------------------------------------------------- |
|
831 // CCnvRatesForm::ActivateL |
|
832 // Sets the control as ready to be drawn. |
|
833 // ---------------------------------------------------- |
|
834 // |
|
835 void CCnvRatesForm::ActivateL() |
|
836 { |
|
837 CAknForm::ActivateL(); |
|
838 CEikFloatingPointEditor* editor = |
|
839 static_cast< CEikFloatingPointEditor* >( Control( IdOfFocusControl() ) ); |
|
840 editor->SetCursorPosL( editor->Text()->DocumentLength(), ETrue ); |
|
841 } |
|
842 //End of file |
|
843 |
|
844 |
|