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1 /* |
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2 * Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies). |
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3 * All rights reserved. |
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4 * This component and the accompanying materials are made available |
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5 * under the terms of "Eclipse Public License v1.0" |
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6 * which accompanies this distribution, and is available |
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7 * at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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8 * |
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9 * Initial Contributors: |
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10 * Nokia Corporation - initial contribution. |
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11 * |
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12 * Contributors: |
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13 * |
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14 * Description: Implementation of Fetch memos/templates Popup List. |
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15 * |
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16 */ |
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17 |
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18 |
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19 // INCLUDE FILES |
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20 #include <aknPopup.h> |
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21 #include <aknenv.h> |
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22 #include <eikappui.h> |
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23 #ifdef SYMBIAN_ENABLE_SPLIT_HEADERS |
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24 #include <vwsdefpartner.h> |
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25 #endif |
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26 |
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27 #include "NpdPopupList.h" |
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28 #include "NpdModel_platsec.h" |
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29 #include "NpdModelObserver.h" |
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30 |
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31 // ============================ MEMBER FUNCTIONS =============================== |
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32 |
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33 // ----------------------------------------------------------------------------- |
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34 // CNotepadPopupList::NewL |
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35 // ----------------------------------------------------------------------------- |
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36 // |
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37 CNotepadPopupList* CNotepadPopupList::NewL( |
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38 CEikListBox* aListBox, |
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39 TInt aCbaResource, |
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40 AknPopupLayouts::TAknPopupLayouts aType, |
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41 CNotepadModel& aModel ) |
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42 { |
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43 CNotepadPopupList* self = |
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44 new(ELeave) CNotepadPopupList( aModel ); |
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45 CleanupStack::PushL(self); |
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46 self->ConstructL(aListBox, aCbaResource, aType); |
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47 CleanupStack::Pop(); |
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48 return self; |
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49 } |
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50 |
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51 // ----------------------------------------------------------------------------- |
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52 // CNotepadPopupList::CNotepadPopupList |
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53 // C++ constructor |
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54 // ----------------------------------------------------------------------------- |
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55 // |
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56 CNotepadPopupList::CNotepadPopupList( |
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57 CNotepadModel& aModel ) |
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58 :CAknPopupList(), iModel(aModel) |
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59 { |
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60 } |
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61 |
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62 // ----------------------------------------------------------------------------- |
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63 // CNotepadPopupList::~CNotepadPopupList |
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64 // destructor |
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65 // ----------------------------------------------------------------------------- |
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66 // |
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67 CNotepadPopupList::~CNotepadPopupList() |
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68 { |
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69 if ( iFlags & ENotepadObserveView ) |
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70 { |
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71 iEikonEnv->EikAppUi()->RemoveViewObserver(this); |
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72 } |
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73 } |
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74 |
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75 // ----------------------------------------------------------------------------- |
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76 // CNotepadPopupList::EnhancedExecuteLD |
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77 // ----------------------------------------------------------------------------- |
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78 // |
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79 TBool CNotepadPopupList::EnhancedExecuteLD( TBool& aFinished ) |
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80 { |
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81 iEikonEnv->EikAppUi()->AddViewObserverL(this); |
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82 iFlags |= ENotepadObserveView; |
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83 TBool returnValue(EFalse); |
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84 aFinished = ETrue; |
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85 iFinished = &aFinished; |
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86 |
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87 TInt count( iModel.MdcaCount() ); |
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88 |
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89 if(0 == count ) |
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90 { |
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91 ButtonGroupContainer()->SetCommandSetL( R_AVKON_SOFTKEYS_CANCEL ); |
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92 ButtonGroupContainer()->DrawNow(); |
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93 } |
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94 else |
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95 { |
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96 ButtonGroupContainer()->SetCommandSetL(R_AVKON_SOFTKEYS_SELECT_CANCEL__SELECT); |
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97 ButtonGroupContainer()->DrawNow(); |
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98 } |
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99 |
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100 iReturn = NULL; // to avoid a problem of CAknPopupList::ExecuteLD |
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101 |
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102 returnValue = ExecuteLD(); |
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103 |
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104 // iFinished should be cleared ('finished' goes out of its extent) |
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105 iFinished = NULL; |
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106 |
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107 return returnValue; |
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108 } |
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109 |
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110 // ----------------------------------------------------------------------------- |
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111 // CNotepadPopupList::AttemptExitL |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 void CNotepadPopupList::AttemptExitL(TBool aAccept) |
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115 { |
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116 if ( !iFinished || *iFinished ) // really finished |
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117 { |
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118 CAknPopupList::AttemptExitL(aAccept); |
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119 if ( iFlags & ENotepadIsViewDeactivated ) |
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120 { |
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121 iEikonEnv->RemoveFromStack(this); |
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122 CAknEnv::StopSchedulerWaitWithBusyMessage(iWait); |
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123 } |
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124 } |
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125 else // empty -> non-empty |
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126 { |
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127 iEikonEnv->RemoveFromStack(this); |
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128 CAknEnv::StopSchedulerWaitWithBusyMessage(iWait); |
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129 } |
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130 } |
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131 |
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132 // ----------------------------------------------------------------------------- |
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133 // CNotepadPopupList::HandleNotepadModelEventL |
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134 // |
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135 // [1] |
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136 // There was a problem in the following sequence; |
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137 // 1. Popup our list with some memos using NpdTest.app, |
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138 // 2. Task switch to Notepad and remove all memos, |
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139 // 3. Task switch to NpdTest.app ( empty popup list ), |
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140 // 4. Task switch to Notepad again and add 3 memos, |
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141 // 5. Task switch to NpdTest.app again, |
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142 // then, the popup list contains 3 memos but the boundary rectangle was |
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143 // corrupted. |
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144 // In order to solve this problem, we add |
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145 // SetupWindowLayout( AknPopupLayouts::EMenuWindow ); // [1] |
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146 // in this function. |
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147 // ----------------------------------------------------------------------------- |
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148 // |
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149 void CNotepadPopupList::HandleNotepadModelEventL( |
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150 TEvent aEvent, |
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151 TInt /*aParam*/ ) |
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152 { |
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153 switch ( aEvent ) |
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154 { |
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155 case EDatabaseChanged: |
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156 if ( !(iFlags & ENotepadIsViewDeactivated) ) |
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157 { |
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158 iModel.SyncL(EFalse); |
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159 } |
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160 break; |
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161 case EStartItemArrayChange: |
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162 iSavedCount = iModel.MdcaCount(); |
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163 iSavedIndex = ListBox()->CurrentItemIndex(); |
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164 break; |
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165 case ECompleteItemArrayChange: |
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166 { |
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167 TInt count( iModel.MdcaCount() ); |
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168 if ( iFinished && |
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169 ( iSavedCount > 0 ? count == 0 : count > 0 ) ) |
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170 { |
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171 if ( iSavedCount == 0 ) // empty -> not empty |
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172 { |
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173 *iFinished = EFalse; |
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174 MakeVisible(ETrue); |
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175 TKeyEvent key; |
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176 key.iCode=EKeyEscape; |
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177 key.iModifiers=0; |
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178 iCoeEnv->SimulateKeyEventL(key, EEventKey); |
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179 SetupWindowLayout( AknPopupLayouts::EMenuWindow ); // [1] |
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180 ButtonGroupContainer()->SetCommandSetL(R_AVKON_SOFTKEYS_SELECT_CANCEL__SELECT); |
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181 ButtonGroupContainer()->DrawNow(); |
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182 |
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183 iEikonEnv->AddSleepingDialogToStackL( this ); |
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184 } |
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185 else // not empty -> empty |
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186 { |
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187 ListBox()->Reset(); |
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188 //ListBox()->HandleItemRemovalL(); |
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189 *iFinished = EFalse; |
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190 iEikonEnv->RemoveFromStack(this); |
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191 CAknEnv::StopSchedulerWaitWithBusyMessage(iWait); |
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192 ButtonGroupContainer()->SetCommandSetL(R_AVKON_SOFTKEYS_CANCEL); |
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193 ButtonGroupContainer()->DrawNow(); |
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194 SetFocus(EFalse); |
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195 } |
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196 } |
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197 else |
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198 { |
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199 if ( count > 0 && iSavedIndex >= count ) // reduced |
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200 { |
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201 ListBox()->SetCurrentItemIndex( count - 1 ); |
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202 } |
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203 ListBox()->HandleItemRemovalL(); |
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204 ListBox()->ScrollBarFrame()->MoveVertThumbTo( |
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205 ListBox()->CurrentItemIndex() ); |
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206 SetupWindowLayout( AknPopupLayouts::EMenuWindow ); |
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207 DrawNow(); |
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208 } |
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209 } |
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210 break; |
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211 default: |
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212 break; |
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213 } |
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214 } |
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215 |
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216 // ----------------------------------------------------------------------------- |
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217 // CNotepadPopupList::HandleViewEventL |
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218 // ----------------------------------------------------------------------------- |
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219 // |
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220 void CNotepadPopupList::HandleViewEventL(const TVwsViewEvent& aEvent) |
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221 { |
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222 switch ( aEvent.iEventType ) |
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223 { |
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224 case TVwsViewEvent::EVwsActivateView: |
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225 { |
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226 iFlags &= ~ENotepadIsViewDeactivated; |
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227 TRAPD(err, iModel.SyncL(EFalse)); |
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228 if (err != KErrNone) |
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229 { |
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230 iCoeEnv->HandleError(err); |
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231 CAknPopupList::AttemptExitL(EFalse); |
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232 } |
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233 } |
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234 break; |
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235 case TVwsViewEvent::EVwsDeactivateView: |
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236 iFlags |= ENotepadIsViewDeactivated; |
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237 break; |
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238 default: |
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239 break; |
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240 } |
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241 } |
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242 |
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243 // End of File |