1 /* |
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2 * Copyright (c) 2009 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: File Implements the various output events, including custom events. |
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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 <alf/alfevent.h> |
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20 #include <alf/alfcommand.h> |
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21 #include <alf/alfenv.h> |
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22 #include <osn/ustring.h> |
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23 |
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24 #include <alf/alfwidgetcontrol.h> |
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25 #include "alf/alfreferencetovisual.h" |
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26 #include <alf/alfvarianttype.h> |
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27 #include "alf/alfwidget.h" |
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28 #include <alf/alfexceptions.h> |
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29 #include "alf/alfattribute.h" |
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30 #include "alf/alfattributevaluetype.h" |
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31 #include "alf/ialfattributeowner.h" |
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32 #include <alf/alfeventoutputsignalsubscriber.h> |
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33 #include <alf/ialfappeventlistener.h> |
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34 #include <alf/alfwidgetcommand.h> |
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35 #include <alf/alfwidgetenvextension.h> |
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36 #include <alf/ialfwidgetfactory.h> |
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37 |
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38 #include "alfeventoutput.h" |
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39 |
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40 namespace Alf |
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41 { |
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42 |
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43 // ======== LOCAL FUNCTIONS ======== |
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44 |
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45 void DeleteIAlfVariantType( TAny* aParam ) |
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46 { |
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47 IAlfVariantType* ptr = static_cast<IAlfVariantType*>( aParam ); |
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48 delete ptr; |
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49 } |
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50 |
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51 // ======== MEMBER FUNCTIONS ======== |
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52 |
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53 // --------------------------------------------------------------------------- |
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54 // Class AlfEventOutput |
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55 // --------------------------------------------------------------------------- |
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56 // |
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57 AlfEventOutput::AlfEventOutput( |
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58 int aEventType, int aEventID, const char* aTargetWidget, unsigned int aDelay ) |
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59 { |
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60 if ( aEventType != TAlfEvent::ETypeCustom && |
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61 aEventType != TAlfEvent::ETypeKey ) |
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62 { |
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63 ALF_THROW(AlfVisualException,EInvalidAttribute,"AlfEventOutput") |
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64 } |
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65 |
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66 // Key event outputs must have a target widget. |
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67 if ( aEventType == TAlfEvent::ETypeKey && |
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68 !UString(aTargetWidget).compare(UString("")) ) |
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69 { |
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70 ALF_THROW(AlfVisualException,EInvalidAttribute,"AlfEventOutput") |
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71 } |
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72 |
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73 mEventType = aEventType; |
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74 mEventID = aEventID; |
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75 mTargetWidget = UString(aTargetWidget); |
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76 |
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77 mDelay = aDelay; |
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78 } |
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79 AlfEventOutput::AlfEventOutput() |
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80 { |
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81 } |
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82 |
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83 AlfEventOutput::~AlfEventOutput() |
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84 { |
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85 } |
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86 |
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87 // --------------------------------------------------------------------------- |
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88 // ?implementation_description |
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89 // --------------------------------------------------------------------------- |
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90 // |
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91 void AlfEventOutput::execute( const CAlfWidgetControl& aControl, const TAlfEvent& aEvent ) |
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92 { |
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93 CAlfEnv& env = aControl.Env(); |
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94 CAlfWidgetControl* controller = NULL; |
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95 |
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96 if ( mTargetWidget.compare( UString("") ) ) |
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97 { |
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98 IAlfWidget* widget = AlfWidgetEnvExtension::widgetFactory(env).findWidget( mTargetWidget.getUtf8() ); |
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99 |
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100 if ( !widget ) |
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101 { |
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102 ALF_THROW(AlfWidgetException,EInvalidWidget,"AlfEventOutput") |
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103 } |
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104 controller = widget->control(); |
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105 } |
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106 |
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107 if ( mEventType == TAlfEvent::ETypeCustom ) |
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108 { |
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109 // control is NULL if the event is to be broadcast |
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110 |
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111 TAlfCustomEventCommand command( mEventID, controller, aEvent.CustomEventData() ); |
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112 env.Send( command, mDelay ); |
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113 } |
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114 else if ( mEventType == TAlfEvent::ETypeKey && controller ) |
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115 { |
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116 // Simulate a key event with a given event ID as scan code. |
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117 |
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118 TKeyEvent key = |
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119 { |
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120 0, // iCode |
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121 mEventID, // iScanCode |
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122 0, // iModifiers |
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123 0 // iRepeats |
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124 }; |
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125 |
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126 TAlfEvent event( *controller->Display(), key, EEventKey ); |
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127 controller->processEvent( event ); |
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128 } |
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129 } |
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130 |
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131 // --------------------------------------------------------------------------- |
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132 // Class AlfEventCancelOutput |
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133 // --------------------------------------------------------------------------- |
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134 // |
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135 AlfEventCancelOutput::AlfEventCancelOutput( |
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136 const char* aTargetWidget, int aEventID, bool aCancelAll ) |
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137 { |
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138 mTargetWidget = UString(aTargetWidget); |
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139 mEventID = aEventID; |
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140 mCancelAll = aCancelAll; |
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141 } |
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142 |
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143 AlfEventCancelOutput::AlfEventCancelOutput() |
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144 { |
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145 } |
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146 |
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147 AlfEventCancelOutput::~AlfEventCancelOutput() |
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148 { |
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149 } |
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150 |
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151 // --------------------------------------------------------------------------- |
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152 // ?implementation_description |
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153 // --------------------------------------------------------------------------- |
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154 // |
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155 void AlfEventCancelOutput::execute( const CAlfWidgetControl& aControl ) |
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156 { |
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157 // This cancels either all or specified command in the given |
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158 // target control. |
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159 |
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160 CAlfEnv& env = aControl.Env(); |
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161 |
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162 IAlfWidget* widget = AlfWidgetEnvExtension::widgetFactory(env).findWidget( mTargetWidget.getUtf8() ); |
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163 |
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164 if ( !widget ) |
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165 { |
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166 ALF_THROW(AlfWidgetException,EInvalidWidget,"AlfEventCancelOutput") |
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167 } |
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168 |
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169 CAlfControl* controller = widget->control(); |
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170 |
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171 if ( mCancelAll ) |
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172 { |
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173 env.CancelCustomCommands( controller ); |
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174 } |
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175 else |
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176 { |
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177 env.CancelCustomCommands( controller, mEventID ); |
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178 } |
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179 } |
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180 |
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181 // --------------------------------------------------------------------------- |
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182 // Class AlfAnimationCancelOutput |
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183 // --------------------------------------------------------------------------- |
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184 // |
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185 AlfAnimationCancelOutput::AlfAnimationCancelOutput( |
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186 const char* aElementName, |
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187 const char* aVisualName, |
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188 TAlfOp aOperation, |
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189 bool aCancelAll ) |
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190 { |
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191 mVisualRef.reset(AlfReferenceToVisual::create( aElementName, aVisualName, true )); |
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192 |
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193 mOperation = aOperation; |
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194 mCancelAll = aCancelAll; |
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195 } |
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196 |
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197 AlfAnimationCancelOutput::AlfAnimationCancelOutput() |
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198 { |
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199 } |
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200 |
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201 AlfAnimationCancelOutput::~AlfAnimationCancelOutput() |
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202 { |
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203 } |
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204 // --------------------------------------------------------------------------- |
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205 // ?implementation_description |
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206 // --------------------------------------------------------------------------- |
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207 // |
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208 void AlfAnimationCancelOutput::execute( |
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209 CAlfWidgetControl& aControl, int aDataID ) |
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210 { |
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211 CAlfEnv& env = aControl.Env(); |
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212 CAlfVisual* visual=NULL; |
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213 |
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214 visual = mVisualRef->resolve( aControl, aDataID ); |
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215 |
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216 if ( visual ) |
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217 { |
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218 if ( mCancelAll ) |
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219 { |
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220 env.CancelCommands( visual ); |
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221 } |
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222 else |
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223 { |
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224 env.CancelCommands( visual, mOperation ); |
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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 // --------------------------------------------------------------------------- |
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230 // Class AlfWidgetAttributeOuptut |
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231 // --------------------------------------------------------------------------- |
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232 // |
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233 AlfWidgetAttributeOutput::AlfWidgetAttributeOutput( AlfAttribute& aAttribute, |
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234 const char* aWidgetId ) |
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235 { |
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236 mAttr = &aAttribute; |
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237 mWidgetId = ""; |
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238 if (aWidgetId) |
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239 { |
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240 mWidgetId = aWidgetId; |
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241 } |
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242 } |
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243 |
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244 AlfWidgetAttributeOutput::AlfWidgetAttributeOutput() |
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245 { |
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246 } |
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247 |
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248 AlfWidgetAttributeOutput::~AlfWidgetAttributeOutput() |
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249 { |
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250 delete mAttr; |
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251 } |
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252 |
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253 void AlfWidgetAttributeOutput::execute( CAlfWidgetControl& aControl ) |
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254 { |
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255 AlfWidget* widget = aControl.widget(); |
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256 |
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257 IAlfAttributeOwner* owner = 0; |
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258 if (mWidgetId.isEmpty()) |
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259 { |
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260 owner = IAlfInterfaceBase::makeInterface<IAlfAttributeOwner>(widget); |
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261 } |
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262 else |
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263 { |
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264 IAlfWidget* widget1 = AlfWidgetEnvExtension::widgetFactory(aControl.Env()).findWidget(mWidgetId.getUtf8()); |
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265 owner = IAlfInterfaceBase::makeInterface<IAlfAttributeOwner>(widget1); |
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266 } |
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267 |
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268 if ( owner ) |
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269 { |
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270 owner->setAttribute( *mAttr ); |
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271 UString target; |
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272 TAlfWidgetAttributeCommand command( mAttr, target, widget ); |
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273 CAlfEnv& env = aControl.Env(); |
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274 env.Send( command, 0); |
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275 command.mOwnedAttribute = NULL; |
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276 } |
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277 } |
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278 |
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279 |
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280 #ifdef RD_TACTILE_FEEDBACK |
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281 // --------------------------------------------------------------------------- |
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282 // Class AlfWidgetTactileOutput |
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283 // --------------------------------------------------------------------------- |
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284 // |
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285 AlfTactileOutput::AlfTactileOutput( TTouchLogicalFeedback aFeedbackType ) |
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286 { |
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287 mFeedbackType = aFeedbackType; |
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288 } |
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289 |
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290 AlfTactileOutput::AlfTactileOutput() |
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291 { |
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292 } |
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293 |
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294 AlfTactileOutput::~AlfTactileOutput() |
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295 { |
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296 } |
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297 |
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298 void AlfTactileOutput::execute() |
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299 { |
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300 MTouchFeedback* feedback = MTouchFeedback::Instance(); |
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301 if ( feedback ) |
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302 { |
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303 feedback->InstantFeedback( mFeedbackType ); |
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304 } |
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305 } |
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306 |
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307 #endif // RD_TACTILE_FEEDBACK |
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308 |
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309 |
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310 // --------------------------------------------------------------------------- |
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311 // Class AlfEventOutputSignal |
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312 // --------------------------------------------------------------------------- |
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313 // |
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314 AlfEventOutputSignal::AlfEventOutputSignal( |
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315 IAlfEventOutputSignalSubscriber& aSubscriber ) |
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316 : mSubscriber(&aSubscriber) |
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317 {} |
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318 |
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319 AlfEventOutputSignal::~AlfEventOutputSignal() |
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320 { |
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321 delete mSubscriber; |
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322 } |
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323 |
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324 void AlfEventOutputSignal::execute() |
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325 { |
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326 mSubscriber->receiveSignal(); |
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327 } |
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328 |
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329 // --------------------------------------------------------------------------- |
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330 // Class AlfStateChangeOutput |
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331 // --------------------------------------------------------------------------- |
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332 // |
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333 AlfStateChangeOutput::AlfStateChangeOutput( |
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334 const char* aTargetWidget, uint aEnableStates, uint aDisableStates ): |
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335 mTargetWidget(aTargetWidget), |
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336 mEnableStates(aEnableStates), |
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337 mDisableStates(aDisableStates) |
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338 { |
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339 |
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340 // State change events output must have a target widget. |
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341 if ( !aTargetWidget || aTargetWidget[0] == 0 ) |
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342 { |
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343 ALF_THROW(AlfWidgetException,EInvalidWidget,"AlfStateChangeOutput") |
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344 } |
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345 |
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346 // State change events must not have ambiguous overlapping bits |
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347 if ( mEnableStates & mDisableStates ) |
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348 { |
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349 ALF_THROW(AlfWidgetException,EInvalidArgument,"AlfStateChangeOutput") |
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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 AlfStateChangeOutput::~AlfStateChangeOutput() |
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355 { |
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356 } |
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357 |
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358 // --------------------------------------------------------------------------- |
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359 // ?implementation_description |
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360 // --------------------------------------------------------------------------- |
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361 // |
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362 void AlfStateChangeOutput::execute( const CAlfWidgetControl& aControl) |
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363 { |
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364 CAlfEnv& env = aControl.Env(); |
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365 |
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366 if ( mTargetWidget.compare( UString("") ) ) |
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367 { |
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368 IAlfWidget* widget = AlfWidgetEnvExtension::widgetFactory(env).findWidget( mTargetWidget.getUtf8() ); |
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369 |
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370 if ( !widget ) |
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371 { |
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372 ALF_THROW(AlfWidgetException,EInvalidWidget,"AlfStateChangeOutput") |
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373 } |
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374 CAlfWidgetControl* target = widget->control(); |
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375 target->enableState( mEnableStates); |
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376 target->disableState(mDisableStates); |
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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 // Class AlfEventPasserOutput |
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382 // --------------------------------------------------------------------------- |
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383 // |
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384 AlfEventPasserOutput::AlfEventPasserOutput( const char* aSourceWidget, const char* aTargetWidget ): |
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385 mSourceWidget(aSourceWidget), |
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386 mTargetWidget(aTargetWidget) |
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387 { |
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388 |
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389 mEventMappingData = false; |
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390 |
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391 // Event passer events output must have a target widget. |
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392 if ( !mTargetWidget ) |
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393 { |
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394 ALF_THROW(AlfWidgetException,EInvalidWidget,"AlfEventPasserOutput") |
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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 // Class AlfEventPasserOutput |
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400 // --------------------------------------------------------------------------- |
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401 // |
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402 AlfEventPasserOutput::AlfEventPasserOutput( const char* aSourceWidget , const char* aTargetWidget, |
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403 int aNewEventId , int aNewEventCustomData ): |
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404 mSourceWidget(aSourceWidget), |
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405 mTargetWidget(aTargetWidget), |
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406 mNewEventId(aNewEventId), |
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407 mNewEventCustomData(aNewEventCustomData) |
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408 { |
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409 |
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410 mEventMappingData = true; |
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411 // Event passer events output must have a target widget. |
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412 if ( !mTargetWidget ) |
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413 { |
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414 ALF_THROW(AlfWidgetException,EInvalidWidget,"AlfEventPasserOutput") |
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415 } |
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416 } |
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417 |
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418 AlfEventPasserOutput::AlfEventPasserOutput() |
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419 { |
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420 } |
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421 |
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422 AlfEventPasserOutput::~AlfEventPasserOutput() |
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423 { |
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424 } |
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425 |
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426 void AlfEventPasserOutput::execute( const CAlfWidgetControl* aControl , const TAlfEvent& aEvent ) |
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427 { |
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428 if(mTargetWidget) |
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429 { |
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430 IAlfWidget* wdgt = AlfWidgetEnvExtension::widgetFactory(aControl->Env()).findWidget(mTargetWidget); |
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431 //const char* wname = wdgt->widgetName(); //for debugging purposes |
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432 // if widget is not found, ignore... |
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433 if( wdgt ) |
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434 { |
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435 if(!mEventMappingData) |
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436 { |
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437 //pass to widgets control. The event handler that handles the event |
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438 //is found from the target widgets controls event handler list. |
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439 wdgt->control()->processEvent(aEvent); |
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440 } |
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441 else |
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442 { |
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443 //map event to other type of event. Use user set event ids and custom data. |
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444 wdgt->control()->processEvent(TAlfEvent(mNewEventId , mNewEventCustomData)); |
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445 } |
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446 } |
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447 |
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448 } |
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449 } |
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450 |
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451 // --------------------------------------------------------------------------- |
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452 // Class AlfAppEventOutput |
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453 // --------------------------------------------------------------------------- |
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454 // |
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455 AlfAppEventOutput::AlfAppEventOutput( const UString& aCmd, IAlfAppEventListener& aAppEvent ): |
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456 mAppEvent(&aAppEvent), |
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457 mCmd(aCmd) |
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458 { |
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459 } |
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460 |
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461 AlfAppEventOutput::~AlfAppEventOutput() |
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462 { |
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463 } |
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464 |
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465 void AlfAppEventOutput::execute(const TAlfEvent& aEvent) |
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466 { |
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467 mAppEvent->handleApplicationEvent(mCmd, aEvent); |
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468 } |
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469 |
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470 |
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471 } // namespace Alf |
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472 |
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473 // End of File. |
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