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1 /* |
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2 * Copyright (c) 2005-2006 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: Header file for CFMRadioFrequencyQueryControl |
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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 #ifndef FMRADIOFREQUENCYQUERYCONTROL_H |
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20 #define FMRADIOFREQUENCYQUERYCONTROL_H |
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21 |
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22 #include <aknEditStateIndicator.h> |
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23 #include <AknIndicatorContainer.h> |
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24 #include <aknQueryControl.h> |
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25 |
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26 // CONSTANTS |
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27 |
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28 const TInt KFMRadioFrequencyQueryDialogCustomAdditionHeight = 110; |
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29 |
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30 class CFMRadioFrequencyEditor; |
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31 class CAknsFrameBackgroundControlContext; |
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32 |
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33 /** |
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34 * Custom query control for frequency query dialog. |
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35 */ |
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36 class CFMRadioFrequencyQueryControl : public CAknQueryControl |
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37 { |
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38 |
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39 public: // Methods |
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40 |
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41 /** |
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42 * C++ default constructor. |
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43 */ |
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44 CFMRadioFrequencyQueryControl(); |
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45 |
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46 /** |
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47 * Destructor. |
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48 */ |
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49 ~CFMRadioFrequencyQueryControl(); |
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50 |
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51 /** |
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52 * This control is constructed by the system using this static method. |
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53 */ |
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54 static SEikControlInfo StaticCreateCustomControl( TInt aIdentifier ); |
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55 |
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56 /** |
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57 * Gets the frequency from the control |
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58 * |
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59 * @return Frequency |
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60 */ |
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61 TUint32 Frequency() const; |
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62 |
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63 /** |
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64 * Sets the frequency to the control |
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65 * |
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66 * @param aFreq Frequency |
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67 */ |
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68 void SetFrequency(const TUint32 aFreq); |
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69 |
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70 /** |
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71 * Handle possible editor leave. |
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72 * |
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73 * @return ETrue, if editor can be left. |
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74 */ |
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75 TBool CanLeaveEditorL(); |
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76 |
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77 // from base class CAknQueryControl |
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78 /** |
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79 * From CAknQueryControl |
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80 * |
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81 * @see CAknQueryControl::ControlByLayoutOrNull( TInt aLayout ) |
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82 */ |
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83 CCoeControl* ControlByLayoutOrNull( TInt aLayout ); |
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84 |
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85 /** |
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86 * From CAknQueryControl |
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87 * |
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88 * @see CAknQueryControl::EditorContentIsValidL() const |
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89 */ |
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90 TBool EditorContentIsValidL() const; |
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91 |
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92 /** |
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93 * From CAknQueryControl |
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94 * |
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95 * @see CAknQueryControl::SetAndUseFlags( TBitFlags16 aFlags ) |
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96 */ |
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97 void SetAndUseFlags( TBitFlags16 aFlags ); |
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98 |
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99 /** |
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100 * From CAknQueryControl |
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101 * |
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102 * @see CAknQueryControl::WindowLayout( TAknWindowLineLayout& aLayout ) |
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103 * const |
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104 */ |
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105 void WindowLayout( TAknWindowLineLayout& aLayout ) const; |
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106 |
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107 |
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108 // from base class CCoeControl |
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109 /** |
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110 * From CCoeControl |
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111 * |
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112 * @see CCoeControl::PrepareForFocusLossL() |
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113 */ |
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114 void PrepareForFocusLossL(); |
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115 |
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116 /** |
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117 * From CCoeControl |
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118 * |
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119 * @see CCoeControl::FocusChanged( TDrawNow aDrawNow ) |
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120 */ |
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121 void FocusChanged( TDrawNow aDrawNow ); |
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122 |
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123 /** |
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124 * From CCoeControl |
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125 * |
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126 * @see CCoeControl::CountComponentControls() const |
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127 */ |
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128 TInt CountComponentControls() const; |
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129 |
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130 /** |
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131 * From CCoeControl |
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132 * |
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133 * @see CCoeControl::ComponentControl( TInt aIndex ) const |
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134 */ |
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135 CCoeControl* ComponentControl( TInt aIndex ) const; |
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136 |
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137 /** |
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138 * Is public so that callbacks may utilize this. |
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139 * Sets repeat intervals. |
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140 * |
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141 * @param aAccelerated ETrue=accelerated speed, EFalse=default values |
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142 */ |
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143 void SetAcceleratedLongPress(TBool aAccelerated); |
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144 |
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145 /** |
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146 * From CCoeControl |
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147 * |
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148 * @see CCoeControl::OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType ) |
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149 * */ |
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150 TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType ); |
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151 |
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152 // from base class MCoeControlObserver |
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153 /** |
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154 * From MCoeControlObserver |
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155 * |
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156 * @see MCoeControlObserver::HandleControlEventL( |
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157 * CCoeControl* aControl, |
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158 * TCoeEvent aEventType ) |
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159 */ |
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160 void HandleControlEventL( CCoeControl* aControl, TCoeEvent aEventType ); |
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161 |
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162 class CFMRadioManualTuningEditorIndicator : public CAknIndicatorContainer, public MAknEditingStateIndicator |
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163 { |
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164 public: |
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165 |
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166 static CFMRadioManualTuningEditorIndicator* NewL(CCoeControl* aControl); |
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167 |
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168 ~CFMRadioManualTuningEditorIndicator(); |
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169 |
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170 /** |
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171 * From MAknEditingStateIndicator |
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172 */ |
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173 void SetState(TAknEditingState aState); |
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174 |
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175 /** |
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176 * From MAknEditingStateIndicator |
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177 */ |
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178 CAknIndicatorContainer* IndicatorContainer(); |
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179 |
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180 /** |
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181 * Sets the information about the query flags. |
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182 */ |
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183 void SetFlags(TBitFlags16 aFlags); |
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184 |
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185 private: |
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186 |
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187 CFMRadioManualTuningEditorIndicator(); |
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188 |
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189 void ConstructL(CCoeControl* aControl); |
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190 |
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191 // from base class CAknIndicatorContainer |
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192 /** |
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193 * From CAknIndicatorContainer |
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194 * |
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195 * @see CAknIndicatorContainer::Reserved_1() |
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196 */ |
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197 void Reserved_1(); |
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198 |
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199 private: |
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200 /** |
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201 * Flags |
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202 */ |
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203 TBitFlags16 iBitFlags; |
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204 |
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205 }; |
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206 |
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207 public: |
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208 /** |
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209 * Manage indexes into LAF tables |
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210 */ |
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211 class TIndex |
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212 { |
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213 public: |
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214 TIndex(TInt aNumberOfPromptLines); |
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215 |
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216 public: |
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217 TInt PromptLine() const; |
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218 |
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219 public: |
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220 TInt DQPWindowTextsLine2(TInt aLineNum) const; |
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221 TInt PNWindow() const; |
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222 TInt PQDWindow(TInt aLineNum) const; |
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223 TInt PQCWindow() const; |
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224 |
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225 private: |
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226 |
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227 |
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228 private: |
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229 TInt iNumberOfPromptLines; |
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230 }; |
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231 |
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232 protected: // Methods |
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233 |
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234 // from base class |
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235 /** |
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236 * From CAknQueryControl |
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237 * |
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238 * @see CAknQueryControl::ConstructQueryL( TResourceReader& aRes ) |
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239 */ |
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240 void ConstructQueryL( TResourceReader& aRes ); |
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241 |
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242 /** |
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243 * From CAknQueryControl |
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244 * |
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245 * @see CAknQueryControl::LayoutEditor( const TLayoutMethod& aLayoutM ) |
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246 */ |
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247 void LayoutEditor( const TLayoutMethod& aLayoutM ); |
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248 |
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249 /** |
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250 * From CAknQueryControl |
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251 * |
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252 * @see CAknQueryControl::LayoutPrompt( const TLayoutMethod& aLayoutM ) |
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253 */ |
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254 void LayoutPrompt( const TLayoutMethod& aLayoutM ); |
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255 |
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256 /** |
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257 * From CAknQueryControl |
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258 * |
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259 * @see CAknQueryControl::LayoutImageOrAnim( |
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260 * const TLayoutMethod& aLayoutM ) |
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261 */ |
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262 void LayoutImageOrAnim( const TLayoutMethod& aLayoutM ); |
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263 |
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264 /** |
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265 * From CAknQueryControl |
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266 * |
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267 * @see CAknQueryControl::LayoutEditorFrame( |
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268 * const TLayoutMethod& aLayoutM ) |
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269 */ |
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270 void LayoutEditorFrame( const TLayoutMethod& aLayoutM ); |
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271 |
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272 /** |
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273 * From CAknQueryControl |
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274 * |
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275 * @see CAknQueryControl::LayoutEditorIndicator( |
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276 * const TLayoutMethod& aLayoutM ) |
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277 */ |
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278 void LayoutEditorIndicator( const TLayoutMethod& aLayoutM ); |
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279 |
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280 /** |
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281 * From CAknQueryControl |
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282 * |
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283 * @see CAknQueryControl::LayoutRect() |
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284 */ |
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285 TRect LayoutRect(); |
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286 |
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287 /** |
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288 * From CAknQueryControl |
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289 * |
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290 * @see CAknQueryControl::SetLineWidthsL(); |
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291 */ |
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292 void SetLineWidthsL(); |
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293 |
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294 /** |
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295 * From CCoeControl |
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296 * |
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297 * @see CCoeControl::Draw( const TRect& aRect ) const |
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298 */ |
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299 void Draw( const TRect& aRect ) const; |
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300 |
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301 /** |
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302 * Draw editor frame and shadows |
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303 */ |
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304 void DrawFrequencyEditorFrame(CWindowGc& aGc,TRect& aRect) const; |
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305 |
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306 /** |
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307 * From CCoeControl |
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308 * |
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309 * @see CCoeControl::SizeChanged() |
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310 */ |
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311 void SizeChanged(); |
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312 |
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313 /** |
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314 * From MObjectProvider |
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315 * |
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316 * @see MObjectProvider::MopSupplyObject( TTypeUid aId ) |
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317 */ |
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318 TTypeUid::Ptr MopSupplyObject( TTypeUid aId ); |
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319 |
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320 /** |
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321 * From CCoeControl. |
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322 * @see CCoeControl::HandlePointerEventL() |
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323 */ |
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324 void HandlePointerEventL( const TPointerEvent& aPointerEvent ); |
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325 |
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326 private: // Methods |
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327 |
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328 /** |
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329 * Starts timer to accelerate long press repeat interval |
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330 */ |
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331 void StartKeypress(); |
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332 |
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333 /** |
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334 * Instructs frequency editor component to update the appropriate field |
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335 * if it is possible (user is not typing numbers). Update is either |
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336 * incrementing or decrementing depending on state of iChangeDirectionIncrease. |
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337 * If it is ETrue, the desired action is to increment the value. |
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338 */ |
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339 void DoIncrementOrDecrement(); |
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340 |
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341 /** |
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342 * Callback for iLongPressAccelerationTimer |
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343 * Speeds up repeated key event interval. |
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344 * See CPeriodic::Start() |
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345 * |
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346 * @param aAny pointer to self |
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347 * |
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348 * @return ignored |
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349 */ |
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350 static TInt LongPressAccelerateCallBack( TAny* aAny ); |
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351 |
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352 /** |
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353 * Callback for iLongPressTimer |
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354 * Called repeatedly to act as long keypress repeat event. |
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355 * See CPeriodic::Start() |
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356 * |
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357 * @return ignored |
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358 */ |
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359 static TInt LongPressTimerCallBack( TAny* aAny ); |
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360 |
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361 private: // Data |
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362 |
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363 /** |
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364 * Prompt |
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365 */ |
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366 CEikLabel* iMyPrompt; |
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367 |
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368 /** |
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369 * Editor indicator |
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370 */ |
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371 CFMRadioManualTuningEditorIndicator* iMyEditorIndicator; |
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372 |
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373 /** |
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374 * Editor |
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375 */ |
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376 CFMRadioFrequencyEditor* iFreqEditor; |
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377 |
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378 /** |
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379 * A control context that provides a layout background generated from a frame item |
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380 */ |
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381 CAknsFrameBackgroundControlContext* iEditorContext; |
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382 /** |
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383 * Accelerates manual tuning speed after two seconds |
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384 */ |
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385 CPeriodic* iLongPressAccelerationTimer; |
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386 |
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387 CPeriodic* iLongPressTimer; |
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388 |
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389 /** |
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390 * State of current keypress. Value is valid only between EEventKeyDown |
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391 * and EEventKeyUp. |
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392 * ETrue == increment, EFalse == decrement |
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393 */ |
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394 TBool iChangeDirectionIncrease; |
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395 |
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396 TBool iKeyPressReported; |
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397 |
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398 }; |
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399 |
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400 #endif // FMRADIOFREQUENCYQUERYCONTROL_H |