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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: |
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15 * Version : %version: MM_92 % << Don't touch! Updated by Synergy at check-out. |
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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 <AknsDrawUtils.h> |
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21 #include <layoutmetadata.cdl.h> |
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22 #include "mmgrid.h" |
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23 #include "mmgridmodel.h" |
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24 #include "mmlistboxitemdrawer.h" |
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25 #include "mmgridview.h" |
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26 #include "mmtemplatelibrary.h" |
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27 #include "mmlistboxmodel.h" |
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28 #include "mmmarqueeadapter.h" |
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29 #include "mmwidgetsconstants.h" |
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30 #include "mmwidgetcontainer.h" |
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31 #include "hnsuitemodel.h" |
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32 #include "mmdraweranimator.h" |
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33 |
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34 #ifdef RD_UI_TRANSITION_EFFECTS_LIST |
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35 #include <aknlistloadertfx.h> |
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36 #include <aknlistboxtfxinternal.h> |
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37 #endif |
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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 // |
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43 CMmGrid::CMmGrid() |
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44 { |
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45 // No implementation required |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // |
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50 // ----------------------------------------------------------------------------- |
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51 // |
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52 CMmGrid::~CMmGrid() |
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53 { |
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54 } |
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55 |
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56 // ----------------------------------------------------------------------------- |
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57 // |
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58 // ----------------------------------------------------------------------------- |
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59 // |
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60 CMmGrid* CMmGrid::NewLC( const CCoeControl* aParent, TInt aFlags, |
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61 CMmTemplateLibrary* aTemplateLibrary) |
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62 { |
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63 CMmGrid* self = new (ELeave)CMmGrid(); |
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64 CleanupStack::PushL(self); |
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65 self->ConstructL( aParent, aFlags, aTemplateLibrary ); |
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66 return self; |
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67 } |
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68 |
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69 // ----------------------------------------------------------------------------- |
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70 // |
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71 // ----------------------------------------------------------------------------- |
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72 // |
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73 CMmGrid* CMmGrid::NewL( const CCoeControl* aParent, TInt aFlags, |
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74 CMmTemplateLibrary* aTemplateLibrary ) |
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75 { |
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76 CMmGrid* self = CMmGrid::NewLC( aParent, aFlags, aTemplateLibrary ); |
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77 CleanupStack::Pop( self ); |
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78 return self; |
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79 } |
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80 |
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81 // ----------------------------------------------------------------------------- |
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82 // If a parent to the supplied control has its Gc set, this function will find |
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83 // it and return it. (Copied from EIKLBX.CPP, needed by CMmGrid::Draw) |
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84 // ----------------------------------------------------------------------------- |
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85 // |
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86 LOCAL_C CWindowGc* ReplaceGcWithCustomGc( const CEikListBox* aListBox ) |
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87 { |
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88 const CCoeControl* parent = aListBox; |
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89 CWindowGc* customGc; |
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90 while(parent) |
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91 { |
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92 customGc = parent->GetGc(); |
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93 if ( customGc ) |
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94 { |
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95 CListItemDrawer* itemDrawer = aListBox->View()->ItemDrawer(); |
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96 CWindowGc* originalGc = itemDrawer->Gc(); |
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97 if ( customGc == originalGc ) |
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98 { |
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99 return NULL; |
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100 } |
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101 else |
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102 { |
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103 itemDrawer->SetGc( customGc ); |
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104 return originalGc; |
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105 } |
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106 } |
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107 parent = parent->Parent(); |
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108 } |
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109 return NULL; |
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110 } |
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111 |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 // ----------------------------------------------------------------------------- |
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115 // |
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116 void CMmGrid::Draw(const TRect& aRect) const |
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117 { |
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118 if ( View()->RedrawDisabled () || !IsVisible () ) |
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119 { |
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120 return; |
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121 } |
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122 iMmDrawer->SetNumberOfColsInView( |
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123 static_cast<CMmGridView*>(iView)->NumberOfColsInView() ); |
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124 |
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125 // If a parent has a custom gc, draw listbox using that gc |
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126 CWindowGc* replacedGc = ReplaceGcWithCustomGc( this ); |
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127 |
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128 CWindowGc* gc = iItemDrawer->Gc(); |
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129 TGulBorder::TColors borderColors; |
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130 iBorder.Draw(*gc, Rect(), borderColors); |
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131 |
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132 #ifdef RD_UI_TRANSITION_EFFECTS_LIST |
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133 MAknListBoxTfxInternal* transApi = CAknListLoader::TfxApiInternal( |
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134 static_cast<CMmGridView*>(iView)->Gc() ); |
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135 TBool effects = transApi && !transApi->EffectsDisabled(); |
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136 if ( effects ) |
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137 { |
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138 // ViewRect might have been moved to the right to prevent grid items |
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139 // from overlapping the scrollbar in mirrored layout. |
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140 // However, we still have to draw scrollbar background, thus the |
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141 // rectangle object passed to MAknListBoxTfxInternal::BeginRedraw must |
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142 // be placed at (0, 0) so that it covers the area where scrollbar is |
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143 // drawn. |
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144 TRect r( View()->ViewRect().Size() ); |
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145 transApi->BeginRedraw( MAknListBoxTfxInternal::EListView, r ); |
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146 transApi->StartDrawing( MAknListBoxTfxInternal::EListView ); |
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147 } |
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148 #endif // RD_UI_TRANSITION_EFFECTS_LIST |
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149 |
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150 ClearMargins(); |
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151 RedrawScrollbarBackground(); |
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152 |
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153 #ifdef RD_UI_TRANSITION_EFFECTS_LIST |
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154 if ( effects ) |
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155 { |
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156 transApi->StopDrawing(); |
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157 } |
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158 #endif // RD_UI_TRANSITION_EFFECTS_LIST |
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159 iView->Draw(&aRect); |
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160 |
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161 #ifdef RD_UI_TRANSITION_EFFECTS_LIST |
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162 if ( effects ) |
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163 { |
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164 transApi->EndViewRedraw( aRect ); |
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165 } |
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166 #endif // RD_UI_TRANSITION_EFFECTS_LIST |
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167 |
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168 if ( replacedGc ) |
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169 { |
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170 // Stop using the custom gc |
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171 iItemDrawer->SetGc( replacedGc ); |
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172 } |
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173 } |
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174 // ----------------------------------------------------------------------------- |
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175 // |
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176 // ----------------------------------------------------------------------------- |
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177 // |
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178 void CMmGrid::DrawView() |
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179 { |
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180 iDisableChildComponentDrawing = ETrue; |
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181 DrawNow(Rect()); |
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182 iDisableChildComponentDrawing = EFalse; |
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183 } |
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184 |
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185 // ----------------------------------------------------------------------------- |
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186 // |
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187 // ----------------------------------------------------------------------------- |
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188 // |
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189 void CMmGrid::CreateItemDrawerL() |
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190 { |
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191 iItemDrawer = iMmDrawer; |
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192 } |
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193 |
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194 // ----------------------------------------------------------------------------- |
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195 // |
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196 // ----------------------------------------------------------------------------- |
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197 // |
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198 void CMmGrid::CreateItemDrawerL( CMmTemplateLibrary* aTemplateLibrary ) |
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199 { |
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200 CFormattedCellListBoxData* data=CFormattedCellGridData::NewL(); |
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201 CleanupStack::PushL(data); |
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202 |
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203 iMmDrawer = CMmListBoxItemDrawer::NewL( |
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204 MmModel()->MmListBoxModel(), iEikonEnv->NormalFont(), data, EGrid, |
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205 aTemplateLibrary ); |
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206 iItemDrawer = iMmDrawer; |
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207 data->SetControl( this ); |
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208 CleanupStack::Pop( data ); |
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209 } |
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210 |
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211 // ----------------------------------------------------------------------------- |
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212 // |
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213 // ----------------------------------------------------------------------------- |
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214 // |
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215 void CMmGrid::HandleScrollEventL( CEikScrollBar* aScrollBar, |
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216 TEikScrollEvent aEventType ) |
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217 { |
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218 CAknGrid::HandleScrollEventL(aScrollBar, aEventType); |
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219 iCurrentTopItemIndex = TopItemIndex(); |
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220 |
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221 // setting default highligh in order not to overwrite the top item index |
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222 // set before in the SetLayout method |
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223 CMmWidgetContainer* parent = static_cast< CMmWidgetContainer* > ( Parent() ); |
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224 if (!parent->IsHighlightVisible()) |
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225 { |
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226 parent->SetDefaultHighlightL( EFalse ); |
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227 |
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228 #ifdef RD_UI_TRANSITION_EFFECTS_LIST |
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229 MAknListBoxTfxInternal* transApi = CAknListLoader::TfxApiInternal( |
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230 static_cast<CMmGridView*>(iView)->Gc() ); |
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231 TBool effects = transApi && !transApi->EffectsDisabled(); |
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232 if ( effects && aEventType == EEikScrollPageUp || |
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233 aEventType == EEikScrollPageDown ) |
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234 { |
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235 DrawNow(); |
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236 } |
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237 #endif |
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238 |
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239 } |
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240 } |
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241 |
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242 // ----------------------------------------------------------------------------- |
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243 // |
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244 // ----------------------------------------------------------------------------- |
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245 // |
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246 void CMmGrid::HandlePointerEventInEditModeL( const TPointerEvent& aPointerEvent ) |
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247 { |
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248 TInt itemUnderPointerIndex = KErrNotFound; |
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249 |
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250 if ( aPointerEvent.iType == TPointerEvent::EButton1Up || |
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251 aPointerEvent.iType == TPointerEvent::EButton1Down ) |
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252 { |
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253 CAknGrid::HandlePointerEventL( aPointerEvent ); |
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254 } |
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255 else if ( View()->XYPosToItemIndex( |
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256 aPointerEvent.iPosition, itemUnderPointerIndex ) ) |
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257 { |
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258 if ( CurrentItemIndex() != itemUnderPointerIndex ) |
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259 { |
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260 CMmWidgetContainer* parent = static_cast<CMmWidgetContainer*>( Parent() ); |
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261 if ( parent->IsNoItemDragged() ) |
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262 { |
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263 if ( ItemDrawer()->Flags() & CListItemDrawer::EPressedDownState ) |
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264 { |
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265 ItemDrawer()->ClearFlags( CListItemDrawer::EPressedDownState ); |
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266 iView->DrawItem( CurrentItemIndex() ); |
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267 } |
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268 } |
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269 else |
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270 { |
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271 iView->SetCurrentItemIndex( itemUnderPointerIndex ); |
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272 iView->DrawItem(itemUnderPointerIndex); |
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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 HandleScrollingInEditMode( aPointerEvent ); |
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278 } |
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279 |
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280 // ----------------------------------------------------------------------------- |
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281 // |
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282 // ----------------------------------------------------------------------------- |
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283 // |
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284 void CMmGrid::HandlePointerEventInNormalModeL( const TPointerEvent& aPointerEvent ) |
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285 { |
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286 CMmWidgetContainer* parent = static_cast<CMmWidgetContainer*>( Parent() ); |
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287 if ( aPointerEvent.iType == TPointerEvent::EButton1Down && !parent->FlipOpen() ) |
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288 { |
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289 const TInt KIgnoreRectSize = 40; |
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290 TRect ignoreDragRect(aPointerEvent.iPosition, |
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291 TSize(KIgnoreRectSize, KIgnoreRectSize)); |
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292 ignoreDragRect.Move( - KIgnoreRectSize / 2, - KIgnoreRectSize / 2 ); |
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293 Window().RequestPointerRepeatEvent( 50000, ignoreDragRect ); |
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294 } |
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295 else if ( aPointerEvent.iType == TPointerEvent::EButtonRepeat ) |
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296 { |
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297 HandleButtonRepeatEventInNormalModeL( aPointerEvent ); |
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298 } |
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299 CAknGrid::HandlePointerEventL(aPointerEvent); |
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300 } |
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301 |
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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 void CMmGrid::HandleButtonRepeatEventInNormalModeL( |
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307 const TPointerEvent& aPointerEvent ) |
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308 { |
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309 TInt itemUnderPointerIndex = KErrNotFound; |
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310 TBool itemFound = View()->XYPosToItemIndex( |
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311 aPointerEvent.iPosition, itemUnderPointerIndex ); |
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312 if ( !itemFound ) |
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313 { |
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314 return; |
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315 } |
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316 |
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317 View()->ItemDrawer()->SetFlags( CListItemDrawer::EPressedDownState ); |
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318 CMmWidgetContainer* parent = static_cast<CMmWidgetContainer*>( Parent() ); |
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319 TBool highlightWasVisible = parent->IsHighlightVisible(); |
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320 |
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321 if( itemUnderPointerIndex == View()->CurrentItemIndex() ) |
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322 { |
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323 #ifdef RD_UI_TRANSITION_EFFECTS_LIST |
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324 MAknListBoxTfxInternal *transApi = CAknListLoader::TfxApiInternal( |
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325 iMmDrawer->Gc() ); |
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326 if ( transApi ) |
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327 { |
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328 transApi->Remove( MAknListBoxTfxInternal::EListHighlight ); |
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329 View()->DrawItem( itemUnderPointerIndex ); |
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330 TRect itemUnderPointerIndexRect ( |
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331 View()->ItemPos(itemUnderPointerIndex), |
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332 View()->ItemSize(itemUnderPointerIndex)); |
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333 transApi->Draw( itemUnderPointerIndexRect ); |
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334 } |
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335 else |
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336 { |
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337 View()->DrawItem( itemUnderPointerIndex ); |
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338 } |
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339 #else |
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340 View()->DrawItem( itemUnderPointerIndex ); |
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341 #endif |
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342 } |
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343 else |
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344 { |
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345 TInt previouslyHighlightedItemIndex = View()->CurrentItemIndex(); |
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346 parent->SetManualHighlightL( itemUnderPointerIndex , EFalse ); |
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347 if ( highlightWasVisible ) |
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348 { |
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349 View()->DrawItem( previouslyHighlightedItemIndex ); |
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350 } |
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351 } |
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352 } |
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353 |
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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 void CMmGrid::HandleScrollingInEditMode( const TPointerEvent& aPointerEvent ) |
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359 { |
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360 if ( aPointerEvent.iType == TPointerEvent::EDrag |
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361 || aPointerEvent.iType == TPointerEvent::EButtonRepeat ) |
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362 { |
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363 TInt nextScrollDelay = ScrollIfNeeded( aPointerEvent ); |
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364 if ( nextScrollDelay ) |
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365 { |
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366 TRect ignoreDragRect( |
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367 TPoint(aPointerEvent.iParentPosition.iX - MmEffects::KDragIgnoreRectValue, |
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368 aPointerEvent.iParentPosition.iY - MmEffects::KDragIgnoreRectValue), |
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369 TPoint(aPointerEvent.iParentPosition.iX + MmEffects::KDragIgnoreRectValue, |
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370 aPointerEvent.iParentPosition.iY + MmEffects::KDragIgnoreRectValue)); |
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371 |
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372 Window().CancelPointerRepeatEventRequest(); |
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373 Window().RequestPointerRepeatEvent( nextScrollDelay, ignoreDragRect ); |
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374 } |
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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 // ----------------------------------------------------------------------------- |
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381 // |
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382 TBool CMmGrid::IsPointerInTopScrollingThreshold( |
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383 const TPointerEvent& aPointerEvent ) const |
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384 { |
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385 TInt topScrollingTreshold = Rect().iTl.iY |
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386 + ( MmEffects::KFocusScrollingThreshold |
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387 * TReal( View()->ItemSize().iHeight ) ); |
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388 |
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389 return ( aPointerEvent.iPosition.iY < topScrollingTreshold ); |
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390 } |
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391 |
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392 // ----------------------------------------------------------------------------- |
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393 // |
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394 // ----------------------------------------------------------------------------- |
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395 // |
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396 TBool CMmGrid::IsPointerInBottomScrollingThreshold( |
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397 const TPointerEvent& aPointerEvent ) const |
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398 { |
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399 TInt bottomScrollingTreshold = Rect().iBr.iY |
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400 - ( MmEffects::KFocusScrollingThreshold |
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401 * TReal( View()->ItemSize().iHeight ) ); |
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402 |
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403 return ( aPointerEvent.iPosition.iY > bottomScrollingTreshold ); |
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404 } |
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405 |
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406 // ----------------------------------------------------------------------------- |
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407 // |
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408 // ----------------------------------------------------------------------------- |
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409 // |
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410 TInt CMmGrid::ScrollIfNeeded( const TPointerEvent& aPointerEvent ) |
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411 { |
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412 CAknGridView* view = static_cast<CAknGridView*>( View() ); |
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413 TInt nextScrollDelay = 0; |
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414 |
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415 TBool readyForScrolling = iMmDrawer->GetAnimator()->IsReadyForNewAnimation() |
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416 && iMmDrawer->GetFloatingItemCount() != 0; |
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417 |
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418 if ( IsPointerInTopScrollingThreshold( aPointerEvent ) ) |
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419 { |
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420 // scroll up by one row |
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421 TInt newCurrentItemIndex = CurrentItemIndex() - view->NumberOfColsInView(); |
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422 if ( newCurrentItemIndex < 0 ) |
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423 { |
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424 newCurrentItemIndex = CurrentItemIndex(); |
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425 } |
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426 |
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427 if ( !View()->ItemIsVisible( 0 ) ) |
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428 { |
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429 nextScrollDelay = MmEffects::KEditModeScrollingDelayFactor * |
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430 Max( 1, aPointerEvent.iPosition.iY - Rect().iTl.iY ); |
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431 |
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432 if ( readyForScrolling ) |
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433 { |
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434 TRAP_IGNORE( HandlePhysicsScrollEventL( -iItemHeight ) ); |
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435 View()->SetCurrentItemIndex( newCurrentItemIndex ); |
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436 } |
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437 } |
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438 else |
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439 { |
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440 if ( readyForScrolling ) |
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441 { |
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442 TBool redrawDisabledBefore = View()->RedrawDisabled(); |
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443 View()->SetDisableRedraw( EFalse ); |
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444 CMmWidgetContainer* parent = static_cast<CMmWidgetContainer*>( Parent() ); |
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445 parent->ResetWidgetPosition(); |
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446 DrawNow(); |
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447 View()->SetDisableRedraw( redrawDisabledBefore ); |
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448 } |
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449 } |
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450 } |
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451 else if ( IsPointerInBottomScrollingThreshold( aPointerEvent) ) |
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452 { |
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453 // scroll down by one row |
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454 TInt lastItemIndex = iModel->NumberOfItems() - 1; |
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455 |
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456 // maximum top item index that can be set (greater top item index value would |
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457 // cause an empty row at the bottom of the menu) |
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458 TInt maxTopItemIndex = View()->CalcNewTopItemIndexSoItemIsVisible( lastItemIndex ); |
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459 TInt currentItemIndex = CurrentItemIndex(); |
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460 TInt newCurrentItemIndex = currentItemIndex + view->NumberOfColsInView(); |
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461 TInt distanceToScroll( iItemHeight ); |
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462 if ( View()->ItemIsVisible( lastItemIndex ) ) |
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463 { |
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464 TPoint lastItemPos( View()->ItemPos( lastItemIndex ) ); |
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465 distanceToScroll = iItemHeight - ( Rect().iBr.iY - lastItemPos.iY ) |
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466 + Rect().Height() - iViewLayout.iHeight * iItemHeight; |
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467 } |
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468 |
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469 if ( newCurrentItemIndex <= lastItemIndex ) |
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470 { |
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471 nextScrollDelay = MmEffects::KEditModeScrollingDelayFactor * |
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472 Max( 1, Rect().iBr.iY - aPointerEvent.iPosition.iY ); |
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473 |
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474 if ( readyForScrolling ) |
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475 { |
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476 TRAP_IGNORE( HandlePhysicsScrollEventL( distanceToScroll ) ); |
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477 View()->SetCurrentItemIndex( newCurrentItemIndex ); |
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478 } |
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479 } |
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480 else if ( TopItemIndex() < maxTopItemIndex ) |
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481 { |
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482 if ( readyForScrolling ) |
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483 { |
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484 TRAP_IGNORE( HandlePhysicsScrollEventL( distanceToScroll ) ); |
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485 View()->SetCurrentItemIndex( currentItemIndex ); |
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486 } |
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487 } |
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488 } |
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489 |
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490 return nextScrollDelay; |
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491 } |
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492 |
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493 // ----------------------------------------------------------------------------- |
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494 // |
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495 // ----------------------------------------------------------------------------- |
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496 // |
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497 void CMmGrid::HandlePointerEventL(const TPointerEvent& aPointerEvent) |
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498 { |
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499 // if ( aPointerEvent.iType == TPointerEvent::EButton1Down && |
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500 // iMmDrawer->CachedDataUseIsEnabled() ) |
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501 // { |
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502 // // Touching the screen stops flick but avkon does not send us |
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503 // // MEikListBoxObserver::EEventFlickStopped event in such case. |
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504 // // Thus this little hack: |
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505 // iMmDrawer->EnableCachedDataUse( EFalse ); |
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506 // DrawView(); |
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507 // } |
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508 |
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509 CMmWidgetContainer* parent = static_cast<CMmWidgetContainer*>( Parent() ); |
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510 if ( parent->IsEditMode() ) |
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511 { |
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512 HandlePointerEventInEditModeL( aPointerEvent ); |
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513 } |
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514 else |
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515 { |
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516 HandlePointerEventInNormalModeL( aPointerEvent ); |
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517 } |
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518 |
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519 if ( iMmDrawer->GetFloatingItemCount() > 0 && |
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520 iMmDrawer->GetAnimator()->IsActive() ) |
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521 { |
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522 iMmDrawer->GetAnimator()->CancelNextRedrawL(); |
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523 } |
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524 } |
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525 |
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526 // ----------------------------------------------------------------------------- |
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527 // |
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528 // ----------------------------------------------------------------------------- |
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529 // |
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530 void CMmGrid::HandleOverridenHighlightDrawing( const TPointerEvent& aPointerEvent, |
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531 TInt aIndexBefore, TInt aIndexAfter ) |
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532 { |
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533 // In grid our behaviour is a little different than defalt avkon. |
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534 // It is required to clean the highlight after the finger has been raised, |
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535 // and simulate the tap effect, when an item that has an invisible |
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536 // highlight is tapped again. |
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537 TBool effects (EFalse); |
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538 #ifdef RD_UI_TRANSITION_EFFECTS_LIST |
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539 MAknListBoxTfxInternal *transApi = CAknListLoader::TfxApiInternal( |
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540 iMmDrawer->Gc() ); |
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541 effects = transApi && !transApi->EffectsDisabled(); |
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542 #endif |
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543 if (effects) |
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544 { |
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545 CMmWidgetContainer* parent = static_cast< CMmWidgetContainer* > ( Parent() ); |
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546 if ( aIndexBefore == aIndexAfter |
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547 && !parent->IsEditMode() |
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548 && aPointerEvent.iType == TPointerEvent::EButton1Down ) |
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549 { |
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550 DrawItem( aIndexAfter ); |
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551 |
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552 #ifdef RD_UI_TRANSITION_EFFECTS_LIST |
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553 MAknListBoxTfxInternal *transApi = CAknListLoader::TfxApiInternal( |
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554 iMmDrawer->Gc() ); |
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555 if ( transApi ) |
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556 { |
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557 transApi->SetMoveType( MAknListBoxTfxInternal::EListTap); |
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558 transApi->Draw( Rect() ); |
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559 } |
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560 #endif |
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561 } |
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562 else if ( aIndexBefore == aIndexAfter |
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563 && aPointerEvent.iType == TPointerEvent::EButton1Up |
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564 && !parent->IsHighlightVisible()) |
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565 { |
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566 #ifdef RD_UI_TRANSITION_EFFECTS_LIST |
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567 MAknListBoxTfxInternal *transApi = CAknListLoader::TfxApiInternal( |
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568 iMmDrawer->Gc() ); |
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569 if ( transApi ) |
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570 { |
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571 transApi->Draw( Rect() ); |
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572 } |
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573 #endif |
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574 } |
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575 } |
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576 |
|
577 } |
|
578 // ----------------------------------------------------------------------------- |
|
579 // |
|
580 // ----------------------------------------------------------------------------- |
|
581 // |
|
582 void CMmGrid::FixViewForMirroredLayout() |
|
583 { |
|
584 TInt scrollbarWidth = ScrollBarOffset() + |
|
585 ScrollBarFrame()->VerticalScrollBar()->Rect().Width(); |
|
586 TRect r( View()->ViewRect() ); |
|
587 TInt currentShift = r.iTl.iX; |
|
588 TBool scrollbarVisible = ScrollBarFrame()->VerticalScrollBar()->IsVisible(); |
|
589 TBool layoutMirrored = AknLayoutUtils::LayoutMirrored(); |
|
590 |
|
591 if ( layoutMirrored ) |
|
592 { |
|
593 // Extra width, which results from the fact that it is not always |
|
594 // possible to divide screen width by the number of columns without |
|
595 // a non-zero remainder. This makes the distance of grid items from |
|
596 // scrollbar in mirrored layout exactly the same as in normal layout. |
|
597 scrollbarWidth += ( r.Width() - scrollbarWidth ) % |
|
598 ( (CAknGridView*) View() )->NumberOfColsInView(); |
|
599 } |
|
600 |
|
601 if ( layoutMirrored && scrollbarVisible && currentShift != scrollbarWidth ) |
|
602 { |
|
603 // shift view rect to the right |
|
604 r.Move( scrollbarWidth - currentShift, 0 ); |
|
605 View()->SetViewRect( r ); |
|
606 } |
|
607 else if ( ( !layoutMirrored || !scrollbarVisible ) && currentShift != 0 ) |
|
608 { |
|
609 // restore view rect to its normal position |
|
610 r.Move( -currentShift, 0 ); |
|
611 View()->SetViewRect( r ); |
|
612 } |
|
613 } |
|
614 |
|
615 // ----------------------------------------------------------------------------- |
|
616 // |
|
617 // ----------------------------------------------------------------------------- |
|
618 // |
|
619 void CMmGrid::ConstructL( const CCoeControl* aParent, TInt aFlags, |
|
620 CMmTemplateLibrary* aTemplateLibrary ) |
|
621 { |
|
622 iDisableChildComponentDrawing = EFalse; |
|
623 iModel = iMmModel = CMmGridModel::NewL(); |
|
624 CreateItemDrawerL(aTemplateLibrary); |
|
625 CAknGrid::ConstructL( aParent, aFlags ); |
|
626 iMmDrawer->SetView( this ); |
|
627 |
|
628 //set initial value so avkon does not panic |
|
629 if ( Layout_Meta_Data::IsLandscapeOrientation() ) |
|
630 { |
|
631 iViewLayout = TSize( MmGrid::K4By3LayoutX, MmGrid::K4By3LayoutY ); |
|
632 } |
|
633 else |
|
634 { |
|
635 iViewLayout = TSize( MmGrid::K3By4LayoutX, MmGrid::K3By4LayoutY ); |
|
636 } |
|
637 |
|
638 DoSetupLayoutL(); |
|
639 } |
|
640 |
|
641 // ----------------------------------------------------------------------------- |
|
642 // |
|
643 // ----------------------------------------------------------------------------- |
|
644 // |
|
645 CListBoxView* CMmGrid::MakeViewClassInstanceL() |
|
646 { |
|
647 return CMmGridView::NewL(); |
|
648 } |
|
649 |
|
650 // ----------------------------------------------------------------------------- |
|
651 // |
|
652 // ----------------------------------------------------------------------------- |
|
653 // |
|
654 CMmGridModel* CMmGrid::MmModel() |
|
655 { |
|
656 return iMmModel; |
|
657 } |
|
658 |
|
659 // ----------------------------------------------------------------------------- |
|
660 // |
|
661 // ----------------------------------------------------------------------------- |
|
662 // |
|
663 TKeyResponse CMmGrid::OfferKeyEventL(const TKeyEvent& aKeyEvent,TEventCode aType) |
|
664 { |
|
665 TKeyEvent eventCopy( aKeyEvent ); |
|
666 if ( AknLayoutUtils::LayoutMirrored() ) |
|
667 { |
|
668 if ( eventCopy.iCode == EKeyLeftArrow ) |
|
669 { |
|
670 eventCopy.iCode = EKeyRightArrow; |
|
671 } |
|
672 else if ( eventCopy.iCode == EKeyRightArrow ) |
|
673 { |
|
674 eventCopy.iCode = EKeyLeftArrow; |
|
675 } |
|
676 } |
|
677 return CAknGrid::OfferKeyEventL( eventCopy, aType ); |
|
678 } |
|
679 |
|
680 // ----------------------------------------------------------------------------- |
|
681 // |
|
682 // ----------------------------------------------------------------------------- |
|
683 // |
|
684 void CMmGrid::HandleViewRectSizeChangeL() |
|
685 { |
|
686 if ( !AknLayoutUtils::LayoutMirrored() ) |
|
687 { |
|
688 CAknGrid::HandleViewRectSizeChangeL(); |
|
689 } |
|
690 else |
|
691 { |
|
692 // for mirrored layout this function should do |
|
693 // exactly the same things as CAknGrid::HandleViewRectSizeChangeL |
|
694 // would do for normal layout |
|
695 iView->CalcBottomItemIndex(); |
|
696 if ( CurrentItemIndex() >= 0 ) |
|
697 { |
|
698 AdjustTopItemIndex(); |
|
699 iView->CalcDataWidth(); |
|
700 UpdateScrollBarsL(); |
|
701 iView->CalcBottomItemIndex(); |
|
702 } |
|
703 } |
|
704 } |
|
705 |
|
706 // ----------------------------------------------------------------------------- |
|
707 // |
|
708 // ----------------------------------------------------------------------------- |
|
709 // |
|
710 void CMmGrid::AdjustTopItemIndex() const |
|
711 { |
|
712 CAknGridView* view = static_cast<CAknGridView*>( iView ); |
|
713 const TInt numOfCols = view->NumberOfColsInView(); |
|
714 const TInt numOfRows = view->NumberOfRowsInView(); |
|
715 const TInt itemCount = iModel->NumberOfItems(); |
|
716 |
|
717 ASSERT( numOfCols > 0 ); |
|
718 |
|
719 TInt lastRow = 0; |
|
720 if ( itemCount > 0 ) |
|
721 { |
|
722 lastRow = ( itemCount - 1 ) / numOfCols; |
|
723 } |
|
724 TInt maxPossibleTopRow = Max( 0, lastRow - numOfRows + 1 ); |
|
725 |
|
726 TInt topRow = TopItemIndex() / numOfCols; |
|
727 |
|
728 if ( !( TopItemIndex() % numOfCols == 0 && |
|
729 topRow <= maxPossibleTopRow ) ) |
|
730 { |
|
731 topRow = Min( topRow, maxPossibleTopRow ); |
|
732 SetTopItemIndex( topRow * numOfCols ); |
|
733 } |
|
734 |
|
735 // prevent problems with view being scrolled up beyond limits |
|
736 if ( topRow == maxPossibleTopRow && VerticalItemOffset() < 0 ) |
|
737 { |
|
738 TRAP_IGNORE( |
|
739 ( ( CMmWidgetContainer* ) Parent() )->AlignBottomOfViewL() ); |
|
740 } |
|
741 } |
|
742 |
|
743 // ----------------------------------------------------------------------------- |
|
744 // |
|
745 // ----------------------------------------------------------------------------- |
|
746 // |
|
747 void CMmGrid::DoHandleResourceChangeL( TSize& aCellSize, |
|
748 TSize& aViewLayout ) |
|
749 { |
|
750 TBool cond = Layout_Meta_Data::IsLandscapeOrientation(); |
|
751 TRAPD( err, DoHandleResourceChangeL( cond, aCellSize, aViewLayout ) ); |
|
752 if ( err == KErrNotFound ) |
|
753 { |
|
754 aViewLayout = iViewLayout; |
|
755 aCellSize = TSize (1,1); |
|
756 } |
|
757 else if ( err == KErrNoMemory ) |
|
758 { |
|
759 User::Leave( KErrNoMemory ); |
|
760 } |
|
761 } |
|
762 |
|
763 // ----------------------------------------------------------------------------- |
|
764 // |
|
765 // ----------------------------------------------------------------------------- |
|
766 // |
|
767 void CMmGrid::DoHandleResourceChangeL( TBool aIsLandscape, TSize& aCellSize, |
|
768 TSize& aViewLayout ) |
|
769 { |
|
770 CHnSuiteModel* model = iMmModel->MmListBoxModel()->GetSuiteModel(); |
|
771 const TDesC8& templ = (model) ? model->GetTemplate() : KNullDesC8(); |
|
772 aCellSize = iMmDrawer->TemplateLibrary()->GetSize( |
|
773 EGrid, templ, aIsLandscape, EFalse, iView->ViewRect() ); |
|
774 aViewLayout = iMmDrawer->TemplateLibrary()->GetLayoutSizeL( |
|
775 EGrid, templ, aIsLandscape ); |
|
776 iViewLayout = aViewLayout; |
|
777 } |
|
778 |
|
779 // ----------------------------------------------------------------------------- |
|
780 // |
|
781 // ----------------------------------------------------------------------------- |
|
782 // |
|
783 void CMmGrid::SetItemDrawerAndViewBgContext( |
|
784 CAknsBasicBackgroundControlContext * aBgContext ) |
|
785 { |
|
786 iMmDrawer->SetBgContext (aBgContext); |
|
787 } |
|
788 |
|
789 // ----------------------------------------------------------------------------- |
|
790 // |
|
791 // ----------------------------------------------------------------------------- |
|
792 // |
|
793 TBool CMmGrid::HandleScrollbarVisibilityChangeL() |
|
794 { |
|
795 TBool ret = EFalse; |
|
796 if ( AllItemsFitInViewRect() ) |
|
797 { |
|
798 if ( ScrollBarFrame()->VerticalScrollBar()->IsVisible() |
|
799 || iMmDrawer->TemplateLibrary()->GetScrollbarVisibility() ) |
|
800 { |
|
801 ScrollBarFrame()->VerticalScrollBar()->MakeVisible( EFalse ); |
|
802 iMmDrawer->SetScrollbarVisibilityL( EFalse ); |
|
803 SetTopItemIndex( 0 ); |
|
804 iCurrentTopItemIndex = 0; |
|
805 ret = ETrue; |
|
806 } |
|
807 } |
|
808 else if ( !ScrollBarFrame()->VerticalScrollBar()->IsVisible() |
|
809 || !iMmDrawer->TemplateLibrary()->GetScrollbarVisibility() ) |
|
810 { |
|
811 ScrollBarFrame()->VerticalScrollBar()->MakeVisible( ETrue ); |
|
812 iMmDrawer->SetScrollbarVisibilityL( ETrue ); |
|
813 ret = ETrue; |
|
814 } |
|
815 |
|
816 return ret; |
|
817 } |
|
818 |
|
819 // ----------------------------------------------------------------------------- |
|
820 // |
|
821 // ----------------------------------------------------------------------------- |
|
822 // |
|
823 |
|
824 TBool CMmGrid::AllItemsFitInViewRect() |
|
825 { |
|
826 if ( iMmModel->NumberOfItems() <= iViewLayout.iWidth * iViewLayout.iHeight |
|
827 || iViewLayout == TSize(0,0) ) |
|
828 { |
|
829 return ETrue; |
|
830 } |
|
831 else |
|
832 { |
|
833 return EFalse; |
|
834 } |
|
835 } |
|
836 |
|
837 // ----------------------------------------------------------------------------- |
|
838 // |
|
839 // ----------------------------------------------------------------------------- |
|
840 // |
|
841 void CMmGrid::UpdateScrollBarsL() |
|
842 { |
|
843 TBool redrawNeeded = HandleScrollbarVisibilityChangeL(); |
|
844 if (ScrollBarFrame()->VerticalScrollBar()->IsVisible()) |
|
845 { |
|
846 CAknGrid::UpdateScrollBarsL(); |
|
847 } |
|
848 iCurrentTopItemIndex = TopItemIndex(); |
|
849 iMmDrawer->TemplateLibrary()->SetScrollbarWidthL( |
|
850 ScrollBarFrame()->VerticalScrollBar()->Rect().Width() + ScrollBarOffset() ); |
|
851 FixViewForMirroredLayout(); |
|
852 } |
|
853 |
|
854 // ----------------------------------------------------------------------------- |
|
855 // |
|
856 // ----------------------------------------------------------------------------- |
|
857 // |
|
858 void CMmGrid::SetMarqueeAdapter( CMmMarqueeAdapter* aAdapter ) |
|
859 { |
|
860 iMarqueeAdapter = aAdapter; |
|
861 } |
|
862 |
|
863 |
|
864 // ----------------------------------------------------------------------------- |
|
865 // |
|
866 // ----------------------------------------------------------------------------- |
|
867 // |
|
868 void CMmGrid::SetupLayout() |
|
869 { |
|
870 TRAP_IGNORE( DoSetupLayoutL() ); |
|
871 } |
|
872 |
|
873 // ----------------------------------------------------------------------------- |
|
874 // |
|
875 // ----------------------------------------------------------------------------- |
|
876 // |
|
877 void CMmGrid::DoSetupLayoutL() |
|
878 { |
|
879 TSize cellSize; |
|
880 TSize viewLayout; |
|
881 DoHandleResourceChangeL( cellSize, viewLayout ); |
|
882 // The mirrored layout arabic item lineout ( right to left ) |
|
883 // is handled by CMmGridView::ItemPos( TInt aItemIndex ) |
|
884 // and CMmGridView::XYPosToItemIndex( TPoint aPosition, TInt& aItemIndex ) |
|
885 SetLayoutL( EFalse, ETrue /*!AknLayoutUtils::LayoutMirrored()*/, ETrue, viewLayout.iWidth, |
|
886 viewLayout.iHeight, cellSize, 0, 0 ); |
|
887 iMmDrawer->SetNumberOfColsInView( |
|
888 static_cast<CMmGridView*>(iView)->NumberOfColsInView() ); |
|
889 // setting the top item index when changing orientation |
|
890 TInt cols( static_cast<CMmGridView*>(iView)->NumberOfColsInView() ); |
|
891 SetTopItemIndex( ( (TInt) ( iCurrentTopItemIndex / cols ) ) * cols ); |
|
892 UpdateScrollBarsL(); |
|
893 AknsUtils::RegisterControlPosition( iMmDrawer->FormattedCellData()->Control() ); |
|
894 } |
|
895 |
|
896 // ----------------------------------------------------------------------------- |
|
897 // |
|
898 // ----------------------------------------------------------------------------- |
|
899 // |
|
900 TInt CMmGrid::ScrollBarOffset() |
|
901 { |
|
902 TInt offset = 0; |
|
903 if ( ScrollBarFrame()->ScrollBarExists( CEikScrollBar::EVertical ) ) |
|
904 { |
|
905 if ( AknLayoutUtils::LayoutMirrored() ) |
|
906 { |
|
907 offset = ScrollBarFrame()->VerticalScrollBar()->Position().iX; |
|
908 } |
|
909 else |
|
910 { |
|
911 offset = View()->ViewRect().Width() |
|
912 - ( ScrollBarFrame()->VerticalScrollBar()->Position().iX |
|
913 + ScrollBarFrame()->VerticalScrollBar()->Rect().Width() ); |
|
914 } |
|
915 } |
|
916 return offset; |
|
917 } |
|
918 |
|
919 // ----------------------------------------------------------------------------- |
|
920 // |
|
921 // ----------------------------------------------------------------------------- |
|
922 // |
|
923 void CMmGrid::RedrawScrollbarBackground() const |
|
924 { |
|
925 TRect viewRect( View()->ViewRect() ); |
|
926 if ( viewRect.iTl.iX > 0 ) |
|
927 { |
|
928 TRect scrollbarRect( TPoint( 0, 0 ), |
|
929 TSize( viewRect.iTl.iX, viewRect.Height() ) ); |
|
930 |
|
931 CWindowGc* gc = iItemDrawer->Gc(); |
|
932 CMmListBoxItemDrawer* itemDrawer = |
|
933 static_cast<CMmListBoxItemDrawer*>( iItemDrawer ); |
|
934 MAknsSkinInstance *skin = AknsUtils::SkinInstance(); |
|
935 CCoeControl* control = itemDrawer->FormattedCellData()->Control(); |
|
936 MAknsControlContext *cc = AknsDrawUtils::ControlContext( control ); |
|
937 if( gc ) |
|
938 { |
|
939 if ( control ) |
|
940 { |
|
941 AknsDrawUtils::Background( skin, cc, control, *gc, scrollbarRect ); |
|
942 } |
|
943 else |
|
944 { |
|
945 gc->SetBrushColor( BackColor() ); |
|
946 gc->Clear( scrollbarRect ); |
|
947 } |
|
948 } |
|
949 } |
|
950 } |
|
951 |
|
952 // ----------------------------------------------------------------------------- |
|
953 // |
|
954 // ----------------------------------------------------------------------------- |
|
955 // |
|
956 void CMmGrid::SetVerticalItemOffset(TInt aOffset) |
|
957 { |
|
958 static_cast<CMmGridView*> (View())->SetItemOffsetInPixels(aOffset); |
|
959 UpdateScrollBarThumbs(); |
|
960 } |
|
961 |
|
962 // ----------------------------------------------------------------------------- |
|
963 // |
|
964 // ----------------------------------------------------------------------------- |
|
965 // |
|
966 TInt CMmGrid::VerticalItemOffset() const |
|
967 { |
|
968 return static_cast<CMmGridView*> (View())->VerticalItemOffset(); |
|
969 } |
|
970 |
|
971 // ----------------------------------------------------------------------------- |
|
972 // |
|
973 // ----------------------------------------------------------------------------- |
|
974 // |
|
975 void CMmGrid::SetItemHeight( TInt aItemHeight ) |
|
976 { |
|
977 iItemHeight = aItemHeight; |
|
978 } |
|
979 |
|
980 // ----------------------------------------------------------------------------- |
|
981 // |
|
982 // ----------------------------------------------------------------------------- |
|
983 // |
|
984 void CMmGrid::UpdateScrollBarThumbs() |
|
985 { |
|
986 CAknGrid::UpdateScrollBarThumbs(); |
|
987 } |
|
988 |
|
989 // ----------------------------------------------------------------------------- |
|
990 // |
|
991 // ----------------------------------------------------------------------------- |
|
992 // |
|
993 TInt CMmGrid::CountComponentControls() const |
|
994 { |
|
995 TInt componentControls(0); |
|
996 if ( !iDisableChildComponentDrawing ) |
|
997 { |
|
998 componentControls = CAknGrid::CountComponentControls(); |
|
999 } |
|
1000 return componentControls; |
|
1001 } |
|
1002 // ----------------------------------------------------------------------------- |
|
1003 // |
|
1004 // ----------------------------------------------------------------------------- |
|
1005 // |
|
1006 void CMmGrid::SetDisableChildComponentDrawing( TBool aDisable ) |
|
1007 { |
|
1008 iDisableChildComponentDrawing = aDisable; |
|
1009 } |
|
1010 //End of file |