1 /* |
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2 * Copyright (c) 2007 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: Implement of class CTruiRadioButton |
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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 #include <eiklabel.h> |
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20 #include <barsread.h> |
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21 #include <eikenv.h> |
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22 #include <avkon.rsg> |
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23 #include <AknIconUtils.h> |
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24 #include <AknsSkinInstance.h> |
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25 #include <AknsDrawUtils.h> |
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26 #include <aknlayoutscalable_apps.cdl.h> |
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27 #include <AknUtils.h> |
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28 #include <AknBidiTextUtils.h> |
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29 #include <bidivisual.h> |
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30 #include <featmgr.h> |
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31 |
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32 #ifdef RD_TACTILE_FEEDBACK |
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33 #include <touchfeedback.h> |
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34 #endif //RD_TACTILE_FEEDBACK |
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35 |
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36 #include "truiappradiobutton.h" |
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37 #include "truiradiobuttonobserver.h" |
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38 #include "truicontainerbase.h" |
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39 |
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40 // The amount of icons of bitmap files for ratio button |
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41 const TInt KRadioButtonIconCounts = 2; |
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42 |
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43 const TInt KSpaceBetweenItems = 10; |
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44 |
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45 // ======== MEMBER FUNCTIONS ======== |
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46 |
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47 // --------------------------------------------------------------------------- |
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48 // Two-phased constructor. |
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49 // --------------------------------------------------------------------------- |
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50 // |
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51 CTruiRadioButton* CTruiRadioButton::NewL( CCoeControl* aParent, |
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52 TSelectionType aSelectionType, |
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53 MTruiRadioButtonObserver* aObserver ) |
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54 { |
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55 CTruiRadioButton* self = CTruiRadioButton::NewLC( aParent, aSelectionType, |
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56 aObserver ); |
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57 CleanupStack::Pop( self ); |
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58 return self; |
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59 } |
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60 |
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61 // --------------------------------------------------------------------------- |
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62 // Two-phased constructor. |
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63 // --------------------------------------------------------------------------- |
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64 // |
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65 CTruiRadioButton* CTruiRadioButton::NewLC( CCoeControl* aParent, |
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66 TSelectionType aSelectionType, |
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67 MTruiRadioButtonObserver* aObserver ) |
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68 { |
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69 CTruiRadioButton* self = new ( ELeave ) CTruiRadioButton( aObserver, |
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70 aSelectionType ); |
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71 CleanupStack::PushL( self ); |
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72 self->ConstructL( aParent ); |
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73 return self; |
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74 } |
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75 |
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76 // ----------------------------------------------------------------------------- |
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77 // CTruiHwrBox::CTruiHwrBox() |
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78 // C++ default constructor can NOT contain any code, that might leave. |
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79 // ----------------------------------------------------------------------------- |
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80 // |
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81 CTruiRadioButton::CTruiRadioButton( MTruiRadioButtonObserver* aObserver, |
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82 TSelectionType aSelectionType ) |
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83 :iObserver( aObserver ), iSelectionType( aSelectionType ) |
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84 { |
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85 // No implementation required |
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86 } |
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87 |
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88 |
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89 // ----------------------------------------------------------------------------- |
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90 // CTruiRadioButton::ConstructL() |
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91 // Symbian 2nd phase constructor can leave. |
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92 // ----------------------------------------------------------------------------- |
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93 // |
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94 void CTruiRadioButton::ConstructL( CCoeControl* aParent ) |
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95 { |
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96 SetContainerWindowL( *aParent ); |
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97 CreateBitmapForRadioButtonL(); |
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98 #ifdef RD_TACTILE_FEEDBACK |
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99 iTactileSupported = FeatureManager::FeatureSupported( KFeatureIdTactileFeedback ); |
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100 #endif // RD_TACTILE_FEEDBACK |
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101 } |
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102 |
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103 // ----------------------------------------------------------------------------- |
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104 // Convert texts into Label and update them in radio buttons. |
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105 // ----------------------------------------------------------------------------- |
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106 // |
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107 void CTruiRadioButton::HandleItemAdditionL() |
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108 { |
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109 // Re-init control array |
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110 delete iControlArray; |
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111 iControlArray = NULL; |
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112 if ( iTextArray.Count() > 0 ) |
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113 { |
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114 iControlArray = new (ELeave) CArrayPtrFlat<CCoeControl> |
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115 ( iTextArray.Count() ); |
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116 } |
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117 // text layout |
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118 // Add items for radio button |
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119 for ( TInt i = 0; i < iTextArray.Count(); i++ ) |
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120 { |
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121 // Create label |
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122 CEikLabel* label = new (ELeave) CEikLabel(); |
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123 CleanupStack::PushL( label ); |
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124 label->SetContainerWindowL( *this ); |
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125 label->SetObserver( this ); |
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126 label->SetTextL( *iTextArray[i] ); |
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127 |
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128 // Add label to control array |
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129 iControlArray->AppendL( label ); |
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130 CleanupStack::Pop( label ); |
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131 } |
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132 } |
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133 |
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134 // ----------------------------------------------------------------------------- |
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135 // Add one item to radio button. |
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136 // ----------------------------------------------------------------------------- |
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137 // |
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138 void CTruiRadioButton::AddItem( const HBufC* aText, TRadioButtonStatus aStatus ) |
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139 { |
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140 iTextArray.Append( aText ); |
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141 iStatusArray.Append( aStatus ); |
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142 } |
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143 |
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144 // ----------------------------------------------------------------------------- |
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145 // CTruiRadioButton::~CTruiRadioButton() |
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146 // Destructor. |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 CTruiRadioButton::~CTruiRadioButton() |
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150 { |
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151 iStatusArray.Close(); |
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152 iTextArray.ResetAndDestroy(); |
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153 if ( iControlArray ) |
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154 { |
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155 iControlArray->ResetAndDestroy(); |
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156 delete iControlArray; |
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157 } |
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158 delete iRadioButtonSelectedBmp; |
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159 delete iRadioButtonSelectedBmpm; |
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160 delete iRadioButtonNonSelectedBmp; |
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161 delete iRadioButtonNonSelectedBmpm; |
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162 iIconLayout.Close(); |
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163 } |
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164 |
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165 // --------------------------------------------------------------------------- |
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166 // Handles an event from an observed control. |
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167 // --------------------------------------------------------------------------- |
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168 // |
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169 void CTruiRadioButton::HandleControlEventL( CCoeControl* aControl,TCoeEvent aEventType ) |
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170 { |
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171 TInt index; |
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172 for ( index = 0; index < iControlArray->Count(); index++ ) |
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173 { |
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174 if ( aControl == iControlArray->At( index ) ) |
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175 { |
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176 break; |
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177 } |
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178 } |
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179 if ( iSelectionType == ERadioButton ) |
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180 { |
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181 HandlePointerRadioButtonL( index, aEventType ); |
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182 } |
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183 else |
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184 { |
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185 HandlePointerCheckBox( index, aEventType ); |
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186 } |
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187 DrawNow(); |
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188 } |
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189 |
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190 // --------------------------------------------------------------------------- |
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191 // Handle pointer on radio button. |
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192 // --------------------------------------------------------------------------- |
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193 // |
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194 void CTruiRadioButton::HandlePointerRadioButtonL( TInt aIndex, TCoeEvent aEventType ) |
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195 { |
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196 if ( aIndex < iStatusArray.Count() && aEventType == EEventRequestFocus ) |
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197 { |
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198 for ( TInt i = 0; i < iStatusArray.Count(); i++ ) |
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199 { |
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200 if ( i == aIndex ) |
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201 { |
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202 if ( iStatusArray[aIndex] == ENonSelected ) |
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203 { |
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204 iStatusArray[aIndex] = ESelected; |
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205 if ( iObserver ) |
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206 { |
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207 iObserver->SelectChangedL( aIndex ); |
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208 } |
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209 } |
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210 } |
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211 else |
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212 { |
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213 iStatusArray[i] = ENonSelected; |
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214 } |
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215 } |
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216 } |
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217 } |
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218 |
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219 // --------------------------------------------------------------------------- |
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220 // Handle pointer on checkbox. |
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221 // --------------------------------------------------------------------------- |
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222 // |
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223 void CTruiRadioButton::HandlePointerCheckBox( TInt aIndex, TCoeEvent aEventType ) |
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224 { |
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225 if ( aIndex < iControlArray->Count() && aEventType == EEventRequestFocus ) |
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226 { |
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227 iStatusArray[aIndex] = ( iStatusArray[aIndex] == ENonSelected ) |
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228 ? ESelected : ENonSelected; |
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229 } |
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230 } |
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231 |
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232 // --------------------------------------------------------------------------- |
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233 // Handles an event from an observed control. |
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234 // --------------------------------------------------------------------------- |
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235 // |
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236 void CTruiRadioButton::SizeChanged() |
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237 { |
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238 LoadIconsLayout( 0 ); |
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239 for ( TInt i = 0; i < iIconLayout.Count(); i++ ) |
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240 { |
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241 TSize iconSize = iIconLayout[i].Rect().Size(); |
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242 AknIconUtils::SetSize( iRadioButtonSelectedBmp, iconSize ); |
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243 AknIconUtils::SetSize( iRadioButtonSelectedBmpm, iconSize ); |
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244 AknIconUtils::SetSize( iRadioButtonNonSelectedBmpm, iconSize ); |
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245 AknIconUtils::SetSize( iRadioButtonNonSelectedBmpm, iconSize ); |
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246 } |
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247 // list_single_hwr_training_symbol_option_pane_t1 |
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248 if ( iControlArray && iTextArray.Count() > 0 ) |
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249 { |
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250 for ( TInt i = 0; i < iTextArray.Count(); i++ ) |
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251 { |
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252 TAknTextComponentLayout option_pane_t1_layout = |
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253 AknLayoutScalable_Apps:: |
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254 list_single_hwr_training_symbol_option_pane_t1( 0 ); |
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255 CEikLabel* label = static_cast<CEikLabel*>( iControlArray->At( i ) ); |
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256 AknLayoutUtils::LayoutLabel( label, |
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257 Rect(), |
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258 iMultilineLayout ); |
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259 // Set color for label |
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260 TRgb labelColor = KRgbBlack; |
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261 TInt error = GetCachedLabelTextColor( labelColor ); |
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262 if ( error == KErrNone ) |
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263 { |
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264 TRAP_IGNORE( label->OverrideColorL( EColorLabelText, labelColor ) ); |
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265 } |
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266 TRAP_IGNORE( ClipToFitLabelL( label, i ) ); |
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267 // Set font for label |
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268 if ( TBidiText::ScriptDirectionality( User::Language() ) |
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269 == TBidiText::ERightToLeft ) |
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270 { // arabic,hebrew, set text RTL |
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271 label->SetLabelAlignment( ELayoutAlignBidi ); |
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272 } |
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273 } |
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274 } |
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275 } |
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276 |
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277 // ----------------------------------------------------------------------------- |
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278 // Draws control to given area |
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279 // ----------------------------------------------------------------------------- |
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280 // |
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281 void CTruiRadioButton::Draw( const TRect& /*aRect*/ ) const |
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282 { |
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283 CWindowGc& gc = SystemGc(); |
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284 // Gets the control's extent |
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285 TRect rect( Rect() ); |
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286 // Clears the screen |
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287 Window().SetBackgroundColor( TRgb( ~0 ) ); |
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288 |
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289 TSize pixSize = iRadioButtonSelectedBmp->SizeInPixels(); |
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290 for ( TInt i = 0; i < iStatusArray.Count(); i++ ) |
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291 { |
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292 TPoint tl( rect.iTl.iX, rect.iTl.iY + pixSize.iWidth * i |
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293 + KSpaceBetweenItems * i ); |
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294 if ( iStatusArray[i] == ESelected ) |
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295 { |
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296 iIconLayout[0].DrawImage( gc, iRadioButtonSelectedBmp, iRadioButtonSelectedBmpm ); |
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297 } |
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298 else if ( iStatusArray[i] == ENonSelected ) |
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299 { |
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300 iIconLayout[0].DrawImage( gc, iRadioButtonNonSelectedBmp, |
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301 iRadioButtonNonSelectedBmpm ); |
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302 } |
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303 } |
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304 } |
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305 |
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306 // ----------------------------------------------------------------------------- |
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307 // Gets the number of controls contained in a compound control. |
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308 // ----------------------------------------------------------------------------- |
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309 // |
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310 TInt CTruiRadioButton::CountComponentControls() const |
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311 { |
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312 if ( iControlArray ) |
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313 { |
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314 return iControlArray->Count(); |
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315 } |
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316 return 0; |
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317 } |
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318 |
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319 // ----------------------------------------------------------------------------- |
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320 // Gets an indexed component of a compound control. |
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321 // ----------------------------------------------------------------------------- |
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322 // |
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323 CCoeControl* CTruiRadioButton::ComponentControl( TInt aIndex ) const |
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324 { |
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325 if ( iControlArray && aIndex < iControlArray->Count() ) |
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326 { |
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327 return iControlArray->At( aIndex ); |
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328 } |
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329 return NULL; |
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330 } |
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331 |
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332 // --------------------------------------------------------------------------- |
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333 // From class CCoeControl. |
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334 // Handles a change to the control's resources. |
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335 // --------------------------------------------------------------------------- |
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336 // |
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337 void CTruiRadioButton::HandleResourceChange( TInt aType ) |
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338 { |
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339 CCoeControl::HandleResourceChange( aType ); |
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340 if ( aType == KAknsMessageSkinChange && iControlArray ) |
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341 { |
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342 TRgb labelColor = KRgbBlack; |
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343 TInt error = GetCachedLabelTextColor( labelColor ); |
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344 if ( error == KErrNone ) |
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345 { |
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346 for ( TInt i = 0; i < iControlArray->Count(); i++ ) |
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347 { |
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348 CCoeControl* label = iControlArray->At( i ); |
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349 TRAP_IGNORE( label->OverrideColorL( EColorLabelText, labelColor ) ); |
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350 } |
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351 } |
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352 TRAP_IGNORE( CreateBitmapForRadioButtonL() ); |
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353 SizeChanged(); |
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354 } |
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355 } |
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356 |
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357 // ----------------------------------------------------------------------------- |
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358 // Gets an indexed component of a compound control. |
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359 // ----------------------------------------------------------------------------- |
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360 // |
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361 void CTruiRadioButton::HandlePointerEventL( const TPointerEvent& aPointerEvent ) |
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362 { |
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363 if ( aPointerEvent.iType == TPointerEvent::EButton1Down ) |
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364 { |
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365 // Click the area of icon |
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366 TSize pixSize = iRadioButtonSelectedBmp->SizeInPixels(); |
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367 TRect rect( Rect() ); |
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368 for ( TInt i = 0; i < iControlArray->Count(); i++ ) |
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369 { |
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370 if ( iIconLayout[i].Rect().Contains( aPointerEvent.iPosition ) ) |
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371 { |
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372 // Handle the event to point on Icon |
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373 HandleControlEventL( iControlArray->At( i ), |
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374 EEventRequestFocus ); |
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375 } |
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376 } |
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377 #ifdef RD_TACTILE_FEEDBACK |
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378 if ( iTactileSupported ) |
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379 { |
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380 MTouchFeedback::Instance()->InstantFeedback( ETouchFeedbackBasic ); |
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381 } |
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382 #endif // RD_TACTILE_FEEDBACK |
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383 } |
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384 CCoeControl::HandlePointerEventL( aPointerEvent ); |
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385 } |
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386 |
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387 // ----------------------------------------------------------------------------- |
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388 // Return the control's minisize. |
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389 // ----------------------------------------------------------------------------- |
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390 // |
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391 TSize CTruiRadioButton::MinimumSize() |
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392 { |
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393 TInt miniWidth = 0; |
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394 TInt miniHeight = 0; |
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395 for ( TInt i = 0; i < iControlArray->Count(); i++ ) |
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396 { |
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397 TSize itemMiniSize = iControlArray->At( i )->Size(); |
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398 miniHeight += itemMiniSize.iHeight + KSpaceBetweenItems * i; |
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399 miniWidth = itemMiniSize.iWidth |
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400 + iRadioButtonSelectedBmp->SizeInPixels().iWidth; |
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401 } |
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402 return TSize( miniWidth, miniHeight ); |
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403 } |
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404 |
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405 // ----------------------------------------------------------------------------- |
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406 // Create radio button's bitmap. |
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407 // ----------------------------------------------------------------------------- |
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408 // |
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409 void CTruiRadioButton::CreateBitmapForRadioButtonL() |
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410 { |
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411 delete iRadioButtonSelectedBmp; |
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412 delete iRadioButtonSelectedBmpm; |
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413 delete iRadioButtonNonSelectedBmp; |
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414 delete iRadioButtonNonSelectedBmpm; |
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415 // Read resource file |
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416 TResourceReader reader; |
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417 TInt btnResource; |
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418 if ( iSelectionType == ERadioButton ) |
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419 { |
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420 btnResource = R_AVKON_SETTING_PAGE_RADIOBUTTON_ICONS; |
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421 } |
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422 else |
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423 { |
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424 btnResource= R_AVKON_SETTING_PAGE_CHECKBOX_ICONS; |
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425 } |
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426 iEikonEnv->CreateResourceReaderLC( reader, btnResource ); |
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427 reader.ReadInt16(); //not needed, simple or complex |
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428 HBufC* bmpFile = reader.ReadHBufCL(); |
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429 CleanupStack::PushL( bmpFile ); |
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430 TInt count = reader.ReadInt16(); // count |
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431 if( count < KRadioButtonIconCounts ) |
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432 { |
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433 User::Leave(KErrCorrupt); |
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434 } |
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435 TInt32 bmpSelected = reader.ReadInt32(); |
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436 TInt32 bmpSelectedM = reader.ReadInt32(); |
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437 TInt32 bmpNonSelected = reader.ReadInt32(); |
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438 TInt32 bmpNonSelectedM = reader.ReadInt32(); |
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439 CleanupStack::Pop( bmpFile ); |
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440 CleanupStack::PopAndDestroy(); // reader |
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441 |
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442 CleanupStack::PushL( bmpFile ); |
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443 MAknsSkinInstance* skin = AknsUtils::SkinInstance(); |
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444 AknsUtils::CreateColorIconL( skin, |
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445 KAknsIIDQgnIndiRadiobuttOn, |
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446 KAknsIIDQsnIconColors, |
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447 EAknsCIQsnIconColorsCG14, |
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448 iRadioButtonSelectedBmp, |
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449 iRadioButtonSelectedBmpm, |
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450 *bmpFile, |
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451 bmpSelected, |
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452 bmpSelectedM, |
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453 KRgbBlack |
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454 ); |
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455 |
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456 AknsUtils::CreateColorIconL( skin, |
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457 KAknsIIDQgnIndiRadiobuttOff, |
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458 KAknsIIDQsnIconColors, |
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459 EAknsCIQsnIconColorsCG14, |
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460 iRadioButtonNonSelectedBmp, |
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461 iRadioButtonNonSelectedBmpm, |
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462 *bmpFile, |
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463 bmpNonSelected, |
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464 bmpNonSelectedM, |
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465 KRgbBlack |
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466 ); |
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467 CleanupStack::PopAndDestroy( bmpFile ); |
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468 } |
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469 |
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470 // --------------------------------------------------------------------------- |
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471 // Get cached color of skin for label control |
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472 // --------------------------------------------------------------------------- |
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473 // |
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474 TInt CTruiRadioButton::GetCachedLabelTextColor( TRgb& aColor ) |
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475 { |
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476 MAknsSkinInstance* skin = AknsUtils::SkinInstance(); |
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477 // Set pen color to the color of test in main area |
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478 return AknsUtils::GetCachedColor( skin, |
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479 aColor, |
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480 KAknsIIDQsnTextColors, |
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481 EAknsCIQsnTextColorsCG6 ); |
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482 } |
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483 |
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484 // --------------------------------------------------------------------------- |
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485 // Load layouts for icons from LAF. |
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486 // --------------------------------------------------------------------------- |
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487 // |
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488 void CTruiRadioButton::LoadIconsLayout( TInt aVarity ) |
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489 { |
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490 TRect rect = Rect(); |
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491 iIconLayout.Reset(); |
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492 // Caculate list_single_hwr_training_symbol_option_pane_g1 for line1 |
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493 TAknWindowComponentLayout icon_checked_layout = |
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494 AknLayoutScalable_Apps::list_single_hwr_training_symbol_option_pane_g1 |
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495 ( aVarity ); |
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496 TAknLayoutRect icon_checked_layout_rect; |
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497 icon_checked_layout_rect.LayoutRect( rect, icon_checked_layout ); |
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498 iIconLayout.Append( icon_checked_layout_rect ); |
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499 } |
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500 // ----------------------------------------------------------------------------- |
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501 // Convert logical name to visual name for label when needed. |
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502 // ----------------------------------------------------------------------------- |
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503 // |
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504 void CTruiRadioButton::ConvertToVisualForEdwinL( CEikLabel* aLabel, |
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505 const TDesC& aLogicalTxt, |
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506 const CFont& aFont, |
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507 TInt aLineWidth ) |
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508 { |
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509 HBufC* visualText = HBufC::NewLC( aLogicalTxt.Length() |
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510 + TBidiLogicalToVisual::KMinCharAvailable |
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511 + KExtraSize ); |
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512 TPtr visualTextPtr = visualText->Des(); |
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513 AknBidiTextUtils::ConvertToVisualAndClip( aLogicalTxt, visualTextPtr, |
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514 aFont, aLineWidth, aLineWidth ); |
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515 aLabel->SetTextL( *visualText ); |
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516 aLabel->SetLabelAlignment( ELayoutAlignBidi ); |
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517 CleanupStack::PopAndDestroy( visualText ); |
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518 } |
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519 |
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520 // ----------------------------------------------------------------------------- |
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521 // Clip text of editor to fit editor width. |
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522 // ----------------------------------------------------------------------------- |
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523 // |
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524 void CTruiRadioButton::ClipToFitLabelL( CEikLabel* aLabel, TInt aIndex ) |
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525 { |
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526 if ( aLabel && aLabel->Size().iWidth > 0 ) |
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527 { |
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528 // Get font fo editor from LAF |
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529 const CFont* edwinFont = AknLayoutUtils::FontFromId |
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530 ( iMultilineLayout.FontId() ); |
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531 // Prepare text to set into editor |
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532 HBufC* textInArray = iTextArray[aIndex]; |
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533 // Create a new HBufC to store text for editor |
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534 HBufC* edwinText = HBufC::NewLC( textInArray->Length() |
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535 + KExtraSize ); |
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536 TPtr edwinTextPtr = edwinText->Des(); |
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537 edwinTextPtr.Copy( *textInArray ); |
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538 // Clip text for editor |
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539 AknTextUtils::ClipToFit( edwinTextPtr, *edwinFont, |
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540 aLabel->Size().iWidth ); |
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541 aLabel->SetTextL( *edwinText ); |
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542 CleanupStack::PopAndDestroy( edwinText ); |
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543 } |
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544 } |
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545 |
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