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1 /* |
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2 * Copyright (c) 2006-2007 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: Base class for all file manager containers |
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15 * |
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16 */ |
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17 |
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18 |
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19 |
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20 // INCLUDE FILES |
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21 #include <aknlists.h> |
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22 #include <eikclbd.h> |
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23 #include <StringLoader.h> |
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24 #include <FileManagerUID.h> |
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25 #include "CFileManagerContainerBase.h" |
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26 #include "FileManager.hrh" |
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27 |
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28 |
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29 // ============================ MEMBER FUNCTIONS =============================== |
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30 |
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31 // ----------------------------------------------------------------------------- |
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32 // CFileManagerContainerBase::CFileManagerContainerBase |
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33 // C++ default constructor can NOT contain any code, that |
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34 // might leave. |
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35 // ----------------------------------------------------------------------------- |
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36 // |
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37 CFileManagerContainerBase::CFileManagerContainerBase() |
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38 { |
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39 } |
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40 |
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41 // ----------------------------------------------------------------------------- |
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42 // CFileManagerContainerBase::ConstructL |
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43 // |
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44 // ----------------------------------------------------------------------------- |
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45 // |
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46 void CFileManagerContainerBase::ConstructL( |
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47 const TRect& aRect, |
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48 const TInt aFocusedIndex ) |
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49 { |
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50 CreateWindowL(); |
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51 iListBox = CreateListBoxL(); |
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52 if ( !iListBox ) |
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53 { |
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54 User::Leave( KErrGeneral ); |
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55 } |
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56 SetListEmptyL(); |
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57 iListBox->CreateScrollBarFrameL( ETrue ); |
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58 iListBox->ScrollBarFrame()->SetScrollBarVisibilityL( |
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59 CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto ); |
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60 iListBox->SetObserver( this ); |
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61 iListBox->SetListBoxObserver( this ); |
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62 SetIndex( aFocusedIndex ); |
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63 iListBox->SetFocus( ETrue ); |
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64 iListBox->AddSelectionObserverL( this ); |
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65 SetRect( aRect ); |
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66 ActivateL(); |
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67 } |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // CFileManagerContainerBase::~CFileManagerContainerBase |
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71 // |
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72 // ----------------------------------------------------------------------------- |
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73 // |
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74 CFileManagerContainerBase::~CFileManagerContainerBase() |
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75 { |
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76 delete iListBox; |
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77 delete iEmptyText; |
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78 } |
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79 |
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80 // ----------------------------------------------------------------------------- |
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81 // CFileManagerContainerBase::SizeChanged |
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82 // |
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83 // ----------------------------------------------------------------------------- |
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84 // |
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85 void CFileManagerContainerBase::SizeChanged() |
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86 { |
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87 if ( iListBox ) |
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88 { |
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89 iListBox->SetRect( Rect() ); |
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90 } |
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91 } |
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92 |
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93 // ----------------------------------------------------------------------------- |
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94 // CFileManagerContainerBase::CountComponentControls |
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95 // |
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96 // ----------------------------------------------------------------------------- |
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97 // |
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98 TInt CFileManagerContainerBase::CountComponentControls() const |
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99 { |
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100 return iListBox ? 1 : 0; |
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101 } |
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102 |
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103 // ----------------------------------------------------------------------------- |
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104 // CFileManagerContainerBase::ComponentControl |
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105 // |
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106 // ----------------------------------------------------------------------------- |
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107 // |
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108 CCoeControl* CFileManagerContainerBase::ComponentControl( |
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109 TInt /* aIndex */ ) const |
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110 { |
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111 return iListBox; |
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112 } |
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113 |
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114 // ----------------------------------------------------------------------------- |
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115 // CFileManagerContainerBase::OfferKeyEventL |
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116 // |
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117 // ----------------------------------------------------------------------------- |
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118 // |
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119 TKeyResponse CFileManagerContainerBase::OfferKeyEventL( |
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120 const TKeyEvent& aKeyEvent, TEventCode aType ) |
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121 { |
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122 return iListBox->OfferKeyEventL( aKeyEvent, aType ); |
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123 } |
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124 |
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125 // ----------------------------------------------------------------------------- |
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126 // CFileManagerContainerBase::ListBox |
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127 // |
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128 // ----------------------------------------------------------------------------- |
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129 // |
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130 CEikListBox& CFileManagerContainerBase::ListBox() |
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131 { |
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132 return *iListBox; |
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133 } |
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134 |
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135 // ----------------------------------------------------------------------------- |
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136 // CFileManagerContainerBase::RefreshListL |
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137 // |
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138 // ----------------------------------------------------------------------------- |
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139 // |
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140 void CFileManagerContainerBase::RefreshListL( TInt aFocusedIndex ) |
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141 { |
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142 if ( !iListBox ) |
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143 { |
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144 return; |
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145 } |
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146 |
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147 TBool isEmpty( ETrue ); |
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148 if ( iArray ) |
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149 { |
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150 if ( iArray->MdcaCount() ) |
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151 { |
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152 isEmpty = EFalse; |
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153 iListBox->Model()->SetItemTextArray( iArray ); |
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154 // Remove ownership from listbox. |
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155 iListBox->Model()->SetOwnershipType( ELbmDoesNotOwnItemArray ); |
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156 } |
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157 } |
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158 if ( isEmpty ) |
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159 { |
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160 SetEmptyArrayL(); |
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161 } |
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162 |
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163 iListBox->Reset(); |
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164 SetIndex( aFocusedIndex ); |
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165 iListBox->UpdateScrollBarsL(); |
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166 iListBox->SetFocus( ETrue ); |
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167 |
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168 if ( iEmptyText ) |
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169 { |
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170 iListBox->View()->SetListEmptyTextL( *iEmptyText ); |
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171 } |
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172 else |
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173 { |
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174 iListBox->View()->SetListEmptyTextL( KNullDesC ); |
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175 } |
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176 iListBox->DrawDeferred(); |
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177 } |
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178 |
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179 // ----------------------------------------------------------------------------- |
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180 // CFileManagerContainerBase::SetListEmptyL |
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181 // |
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182 // ----------------------------------------------------------------------------- |
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183 // |
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184 void CFileManagerContainerBase::SetListEmptyL() |
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185 { |
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186 if ( !iListBox ) |
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187 { |
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188 return; |
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189 } |
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190 SetEmptyArrayL(); |
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191 iListBox->View()->SetListEmptyTextL( KNullDesC ); |
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192 } |
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193 |
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194 // ----------------------------------------------------------------------------- |
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195 // CFileManagerContainerBase::SetIndex |
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196 // |
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197 // ----------------------------------------------------------------------------- |
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198 // |
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199 void CFileManagerContainerBase::SetIndex( TInt aFocusedIndex ) |
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200 { |
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201 if ( !iListBox ) |
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202 { |
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203 return; |
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204 } |
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205 // Check that given index is valid |
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206 if ( aFocusedIndex >= 0 && |
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207 aFocusedIndex < iListBox->Model()->NumberOfItems() ) |
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208 { |
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209 iListBox->SetCurrentItemIndex( aFocusedIndex ); |
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210 } |
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211 else |
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212 { |
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213 // if list is empty or value is negative then set focus to 0 |
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214 if ( !iListBox->Model()->NumberOfItems() || aFocusedIndex < 0 ) |
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215 { |
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216 iListBox->SetCurrentItemIndex( 0 ); |
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217 } |
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218 else |
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219 { |
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220 // Something has been deleted in the end of the list |
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221 // set focus to last one so the focus doesn't jump around |
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222 iListBox->SetCurrentItemIndex( |
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223 iListBox->Model()->NumberOfItems() - 1 ); |
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224 } |
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225 } |
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226 } |
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227 |
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228 // ----------------------------------------------------------------------------- |
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229 // CFileManagerContainerBase::SetTextArray |
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230 // |
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231 // ----------------------------------------------------------------------------- |
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232 // |
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233 void CFileManagerContainerBase::SetTextArray( MDesCArray* aArray ) |
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234 { |
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235 iArray = aArray; |
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236 } |
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237 |
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238 // ----------------------------------------------------------------------------- |
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239 // CFileManagerContainerBase::SetEmptyTextL |
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240 // |
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241 // ----------------------------------------------------------------------------- |
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242 // |
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243 void CFileManagerContainerBase::SetEmptyTextL( TInt aTextId ) |
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244 { |
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245 delete iEmptyText; |
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246 iEmptyText = NULL; |
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247 |
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248 if ( aTextId ) |
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249 { |
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250 iEmptyText = StringLoader::LoadL( aTextId ); |
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251 } |
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252 } |
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253 |
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254 // ----------------------------------------------------------------------------- |
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255 // CFileManagerContainerBase::SetHelpContext |
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256 // |
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257 // ----------------------------------------------------------------------------- |
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258 // |
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259 void CFileManagerContainerBase::SetHelpContext( |
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260 const TDesC& aHelpContext ) |
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261 { |
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262 iHelpContext = aHelpContext; |
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263 } |
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264 |
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265 // ----------------------------------------------------------------------------- |
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266 // CFileManagerContainerBase::HandleListBoxEventL |
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267 // |
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268 // ----------------------------------------------------------------------------- |
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269 // |
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270 void CFileManagerContainerBase::HandleListBoxEventL( |
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271 CEikListBox* /*aListBox*/, TListBoxEvent aEventType ) |
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272 { |
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273 switch ( aEventType ) |
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274 { |
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275 case EEventItemSingleClicked: // FALLTHROUGH |
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276 case EEventEnterKeyPressed: |
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277 { |
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278 static_cast< CAknAppUi* >( ControlEnv()->AppUi() )-> |
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279 ProcessCommandL( EFileManagerSelectionKey ); |
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280 break; |
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281 } |
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282 default: |
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283 { |
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284 break; |
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285 } |
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286 } |
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287 } |
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288 |
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289 // ----------------------------------------------------------------------------- |
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290 // CFileManagerContainerBase::HandleControlEventL |
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291 // |
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292 // ----------------------------------------------------------------------------- |
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293 // |
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294 void CFileManagerContainerBase::HandleControlEventL( |
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295 CCoeControl* /* aControl*/, TCoeEvent /*aEventType*/ ) |
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296 { |
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297 } |
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298 |
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299 // ----------------------------------------------------------------------------- |
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300 // CFileManagerContainerBase::FocusChanged |
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301 // |
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302 // ----------------------------------------------------------------------------- |
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303 // |
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304 void CFileManagerContainerBase::FocusChanged( TDrawNow aDrawNow ) |
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305 { |
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306 CCoeControl::FocusChanged( aDrawNow ); |
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307 |
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308 if ( iListBox ) |
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309 { |
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310 iListBox->SetFocus( IsFocused(), aDrawNow ); |
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311 } |
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312 } |
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313 |
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314 // ----------------------------------------------------------------------------- |
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315 // CFileManagerContainerBase::GetHelpContext |
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316 // |
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317 // ----------------------------------------------------------------------------- |
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318 // |
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319 void CFileManagerContainerBase::GetHelpContext( |
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320 TCoeHelpContext& aContext ) const |
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321 { |
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322 if ( iHelpContext.Length() ) |
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323 { |
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324 aContext.iMajor = TUid::Uid( KFileManagerUID3 ); |
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325 aContext.iContext = iHelpContext; |
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326 } |
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327 else |
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328 { |
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329 CCoeControl::GetHelpContext( aContext ); |
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330 } |
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331 } |
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332 |
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333 // ----------------------------------------------------------------------------- |
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334 // CFileManagerContainerBase::ListBoxExists |
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335 // |
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336 // ----------------------------------------------------------------------------- |
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337 // |
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338 TBool CFileManagerContainerBase::ListBoxExists() const |
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339 { |
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340 return iListBox ? ETrue : EFalse; |
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341 } |
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342 |
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343 // ----------------------------------------------------------------------------- |
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344 // CFileManagerContainerBase::SetEmptyArrayL |
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345 // |
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346 // ----------------------------------------------------------------------------- |
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347 // |
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348 void CFileManagerContainerBase::SetEmptyArrayL() |
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349 { |
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350 CDesCArray* empty = new( ELeave ) CDesCArrayFlat( 1 ); |
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351 iListBox->Model()->SetItemTextArray( empty ); |
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352 // Transfer ownership to listbox. |
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353 iListBox->Model()->SetOwnershipType( ELbmOwnsItemArray ); |
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354 } |
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355 |
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356 // ----------------------------------------------------------------------------- |
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357 // CFileManagerContainerBase::ProcessCommandL |
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358 // |
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359 // ----------------------------------------------------------------------------- |
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360 // |
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361 void CFileManagerContainerBase::ProcessCommandL( TInt aCommandId ) |
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362 { |
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363 switch ( aCommandId ) |
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364 { |
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365 case EAknSoftkeyShiftMSK: |
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366 { |
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367 static_cast< CAknAppUi* >( ControlEnv()->AppUi() )-> |
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368 ProcessCommandL( EFileManagerToggleMark ); |
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369 break; |
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370 } |
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371 |
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372 default: |
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373 { |
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374 break; |
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375 } |
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376 } |
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377 } |
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378 |
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379 // ----------------------------------------------------------------------------- |
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380 // CFileManagerContainerBase::SelectionModeChanged |
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381 // |
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382 // ----------------------------------------------------------------------------- |
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383 // |
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384 void CFileManagerContainerBase::SelectionModeChanged( |
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385 CEikListBox* aListBox, TBool aSelectionModeEnabled ) |
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386 { |
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387 if ( iListBox == aListBox && |
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388 iSelectionModeEnabled != aSelectionModeEnabled ) |
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389 { |
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390 iSelectionModeEnabled = aSelectionModeEnabled; |
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391 if ( !iSelectionModeEnabled ) |
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392 { |
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393 // Update cba after selection mode gets done |
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394 UpdateCba(); |
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395 } |
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396 } |
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397 } |
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398 |
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399 // ----------------------------------------------------------------------------- |
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400 // CFileManagerContainerBase::SelectionModeEnabled |
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401 // |
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402 // ----------------------------------------------------------------------------- |
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403 // |
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404 TBool CFileManagerContainerBase::SelectionModeEnabled() const |
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405 { |
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406 return iSelectionModeEnabled; |
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407 } |
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408 |
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409 // ----------------------------------------------------------------------------- |
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410 // CFileManagerContainerBase::UpdateCba |
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411 // |
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412 // ----------------------------------------------------------------------------- |
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413 // |
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414 void CFileManagerContainerBase::UpdateCba() |
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415 { |
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416 } |
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417 |
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418 // ----------------------------------------------------------------------------- |
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419 // CFileManagerContainerBase::ListBoxCurrentItemIndex |
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420 // |
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421 // ----------------------------------------------------------------------------- |
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422 // |
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423 TInt CFileManagerContainerBase::ListBoxCurrentItemIndex() |
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424 { |
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425 return iListBox->CurrentItemIndex(); |
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426 } |
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427 |
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428 // ----------------------------------------------------------------------------- |
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429 // CFileManagerContainerBase::ListBoxNumberOfItems |
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430 // |
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431 // ----------------------------------------------------------------------------- |
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432 // |
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433 TInt CFileManagerContainerBase::ListBoxNumberOfItems() |
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434 { |
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435 return iListBox->Model()->NumberOfItems(); |
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436 } |
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437 |
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438 // ----------------------------------------------------------------------------- |
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439 // CFileManagerContainerBase::ListBoxSelectionIndexes |
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440 // |
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441 // ----------------------------------------------------------------------------- |
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442 // |
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443 const CArrayFix< TInt >* CFileManagerContainerBase::ListBoxSelectionIndexes() |
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444 { |
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445 return iListBox->SelectionIndexes(); |
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446 } |
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447 |
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448 // ----------------------------------------------------------------------------- |
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449 // CFileManagerContainerBase::ListBoxSelectionIndexesCount |
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450 // |
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451 // ----------------------------------------------------------------------------- |
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452 // |
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453 TInt CFileManagerContainerBase::ListBoxSelectionIndexesCount() |
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454 { |
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455 return iListBox->SelectionIndexes()->Count(); |
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456 } |
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457 |
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458 // ----------------------------------------------------------------------------- |
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459 // CFileManagerContainerBase::ListBoxToggleItemL |
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460 // |
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461 // ----------------------------------------------------------------------------- |
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462 // |
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463 void CFileManagerContainerBase::ListBoxToggleItemL( TInt aIndex ) |
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464 { |
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465 iListBox->View()->ToggleItemL( aIndex ); |
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466 } |
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467 |
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468 // ----------------------------------------------------------------------------- |
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469 // CFileManagerContainerBase::ListBoxIsItemSelected |
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470 // |
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471 // ----------------------------------------------------------------------------- |
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472 // |
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473 TBool CFileManagerContainerBase::ListBoxIsItemSelected( TInt aIndex ) |
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474 { |
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475 return iListBox->View()->ItemIsSelected( aIndex ); |
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476 } |
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477 |
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478 // ----------------------------------------------------------------------------- |
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479 // CFileManagerContainerBase::ListBoxSelectAllL |
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480 // |
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481 // ----------------------------------------------------------------------------- |
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482 // |
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483 void CFileManagerContainerBase::ListBoxSelectAllL() |
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484 { |
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485 TInt count( ListBoxNumberOfItems() ); |
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486 if ( count > 0 ) |
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487 { |
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488 CArrayFixFlat<TInt>* array = |
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489 new( ELeave ) CArrayFixFlat< TInt >( count ); |
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490 CleanupStack::PushL( array ); |
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491 for ( TInt i( 0 ); i < count; ++i ) |
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492 { |
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493 array->AppendL( i ); |
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494 } |
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495 iListBox->View()->SetSelectionIndexesL( array ); |
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496 CleanupStack::PopAndDestroy( array ); |
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497 } |
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498 } |
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499 |
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500 // ----------------------------------------------------------------------------- |
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501 // CFileManagerContainerBase::ListBoxClearSelection |
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502 // |
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503 // ----------------------------------------------------------------------------- |
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504 // |
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505 void CFileManagerContainerBase::ListBoxClearSelection() |
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506 { |
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507 iListBox->View()->ClearSelection(); |
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508 } |
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509 |
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510 // ----------------------------------------------------------------------------- |
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511 // CFileManagerContainerBase::ListBoxSetTextL |
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512 // |
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513 // ----------------------------------------------------------------------------- |
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514 // |
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515 void CFileManagerContainerBase::ListBoxSetTextL( const TDesC& aText ) |
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516 { |
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517 iListBox->View()->SetListEmptyTextL( aText ); |
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518 iListBox->DrawDeferred(); |
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519 } |
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520 |
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521 // ----------------------------------------------------------------------------- |
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522 // CFileManagerContainerBase::IsSearchFieldVisible |
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523 // |
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524 // ----------------------------------------------------------------------------- |
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525 // |
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526 TBool CFileManagerContainerBase::IsSearchFieldVisible() const |
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527 { |
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528 return EFalse; |
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529 } |
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530 |
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531 // ----------------------------------------------------------------------------- |
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532 // CFileManagerContainerBase::EnableSearchFieldL |
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533 // |
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534 // ----------------------------------------------------------------------------- |
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535 // |
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536 void CFileManagerContainerBase::EnableSearchFieldL( |
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537 TBool /*aEnable*/, const TDesC& /*aSearchText^*/ ) |
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538 { |
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539 } |
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540 |
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541 // ----------------------------------------------------------------------------- |
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542 // CFileManagerContainerBase::SetCurrentItemIndexAfterSearch |
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543 // |
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544 // ----------------------------------------------------------------------------- |
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545 // |
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546 void CFileManagerContainerBase::SetCurrentItemIndexAfterSearch( |
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547 TInt /*aIndex*/ ) |
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548 { |
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549 } |
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550 |
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551 // ----------------------------------------------------------------------------- |
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552 // CFileManagerContainerBase::ListBoxSelectItemL |
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553 // |
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554 // ----------------------------------------------------------------------------- |
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555 // |
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556 void CFileManagerContainerBase::ListBoxSelectItemL( TInt aIndex ) |
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557 { |
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558 iListBox->View()->SelectItemL( aIndex ); |
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559 } |
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560 |
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561 // ----------------------------------------------------------------------------- |
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562 // CFileManagerContainerBase::ListBoxDeselectItem |
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563 // |
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564 // ----------------------------------------------------------------------------- |
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565 // |
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566 void CFileManagerContainerBase::ListBoxDeselectItem( TInt aIndex ) |
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567 { |
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568 iListBox->View()->DeselectItem( aIndex ); |
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569 } |
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570 |
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571 // ----------------------------------------------------------------------------- |
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572 // CFileManagerContainerBase::ListBoxSetSelectionIndexesL |
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573 // |
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574 // ----------------------------------------------------------------------------- |
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575 // |
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576 void CFileManagerContainerBase::ListBoxSetSelectionIndexesL(const CArrayFixFlat<TInt>* |
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577 aSelectionIndexes) |
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578 { |
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579 iListBox->View()->SetSelectionIndexesL( aSelectionIndexes ); |
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580 } |
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581 |
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582 // End of File |