1 /* |
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2 * Copyright (c) 2002-2006 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: |
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15 * A compound control class. It is responsible for owning CVRButtonPanel |
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16 * and CVRStateInfoPanel. It also handles the changing of softkeys, menubar |
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17 * and volume control. |
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18 * |
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19 */ |
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20 |
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21 |
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22 #ifndef __CVRRECVIEWCONTAINER_H__ |
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23 #define __CVRRECVIEWCONTAINER_H__ |
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24 |
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25 // INCLUDES |
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26 #include <bldvariant.hrh> |
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27 #include <coecntrl.h> |
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28 #include "MVRObserver.h" |
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29 #include "MVRVolumeEventObserver.h" |
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30 #include <AknUtils.h> |
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31 |
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32 // FORWARD DECLARATIONS |
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33 class CVRButtonPanel; |
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34 class CVRStateInfoPanel; |
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35 class MVRButtonPanelModel; |
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36 class MVRDecoratorModel; |
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37 class MVRStateInfoModel; |
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38 class MVRKeyObserver; |
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39 class MVRVolumeChangeObserver; |
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40 class MVRVolumeEventObserver; |
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41 class CVRRecView; |
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42 class CAknNavigationDecorator; |
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43 class CAknNavigationControlContainer; |
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44 class MAknsSkinInstance; |
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45 class CAknsBasicBackgroundControlContext; |
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46 class CVRRemConObserver; |
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47 |
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48 |
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49 // CLASS DEFINITION |
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50 /** |
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51 * A compound control class. It is responsible for owning CVRButtonPanel |
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52 * and CVRStateInfoPanel. It also handles the changing of softkeys, menubar, |
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53 * volume control and navipane. It also observers volume changes through |
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54 * MRemConCoreApiTargetObserver interface. |
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55 */ |
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56 NONSHARABLE_CLASS( CVRRecViewContainer ) |
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57 : public CCoeControl, |
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58 public MVRObserver, |
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59 public MVRVolumeEventObserver, |
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60 public MCoeControlObserver |
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61 { |
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62 public: // Constructors and destructor |
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63 |
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64 /** |
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65 * Default constructor. |
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66 */ |
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67 CVRRecViewContainer(); |
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68 |
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69 /** |
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70 * Destructor |
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71 */ |
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72 ~CVRRecViewContainer(); |
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73 |
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74 /** |
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75 * 2nd phase constructor |
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76 * @param aRect The screen rectangle for this component |
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77 * @param aButtonModelPointer to a button panel observer (or NULL) |
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78 * @param aDecoratorModel Pointer to a decorator observer (or NULL) |
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79 * @param aStateInfoModel Pointer to a state info observer (or NULL) |
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80 * @param aOwningView Pointer to the view that owns us. |
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81 */ |
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82 void ConstructL( const TRect& aRect, |
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83 MVRButtonPanelModel* aButtonModel, |
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84 MVRDecoratorModel* aDecoratorModel, |
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85 MVRStateInfoModel* aStateInfoModel, |
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86 CVRRecView* aOwningView ); |
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87 |
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88 public: // from CCoeControl |
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89 |
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90 /** |
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91 * Specifies the help context for this form. |
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92 * @param aContext the context IDs are placed here |
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93 */ |
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94 void GetHelpContext( TCoeHelpContext& aContext ) const; |
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95 |
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96 public: |
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97 // from CCoeControl |
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98 |
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99 /** |
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100 * Called by the framework to get the number of sub-components |
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101 * contained in this component. |
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102 * @return The number of component controls contained by this control |
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103 */ |
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104 TInt CountComponentControls() const; |
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105 |
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106 /** |
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107 * Called by the framework to get a specified sub-component |
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108 * of this component. |
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109 * @param aIndex The index of the component to get. |
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110 * @return The component control with an index of aIndex. |
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111 */ |
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112 CCoeControl* ComponentControl( TInt aIndex ) const; |
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113 |
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114 /** |
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115 * When a key event occurs, the control framework calls this function |
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116 * for each control on the control stack, until one of them can process |
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117 * the key event (and returns EKeyWasConsumed). |
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118 * @param aKeyEvent The key event. |
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119 * @param aType The type of key event: EEventKey, EEventKeyUp |
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120 * or EEventKeyDown |
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121 * @return Indicates whether or not the key event was used by this |
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122 * control |
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123 */ |
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124 TKeyResponse OfferKeyEventL( const TKeyEvent& aKeyEvent, |
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125 TEventCode aType ); |
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126 |
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127 private: // from CCoeControl |
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128 |
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129 /* |
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130 * From CCoeControl |
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131 * @see CCoeControl |
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132 */ |
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133 void SizeChanged(); |
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134 |
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135 /** |
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136 * Draws this control. |
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137 * @param aRect The area that needs updating. Ignored. |
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138 */ |
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139 void Draw( const TRect& aRect ) const; |
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140 |
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141 /* |
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142 * From CCoeControl |
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143 * @see CCoeControl |
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144 */ |
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145 TTypeUid::Ptr MopSupplyObject(TTypeUid aId); |
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146 |
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147 /* |
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148 * From CCoeControl |
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149 * @see CCoeControl |
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150 */ |
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151 void HandlePointerEventL( const TPointerEvent& aPointerEvent ); |
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152 |
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153 /** |
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154 *From MCoeControlObserver. To handle the volume events for touch UI. |
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155 */ |
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156 void HandleControlEventL( CCoeControl* aControl, TCoeEvent aEventType ); |
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157 |
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158 |
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159 |
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160 public: // from MVRObserver |
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161 |
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162 /** |
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163 * Called to notify a change in the observed subject's state. |
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164 */ |
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165 void Update( TVRUpdateCommand aCommand = EVRUpdate ); |
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166 |
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167 public: // from MVRVolumeEventObserver |
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168 |
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169 /** |
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170 * Handles volume change event received from either side volume |
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171 * keys or left-right rocker presses. |
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172 * @param aKeyEvent The key event. Will be forwarded to CAknVolumeControl |
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173 * @param aType The type of key event: EEventKey, EEventKeyUp |
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174 * or EEventKeyDown. Will be forwarded to CAknVolumeControl |
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175 */ |
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176 |
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177 TInt HandleVolumeChangeL( const TKeyEvent& aKeyEvent, |
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178 TEventCode aType ); |
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179 |
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180 |
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181 public: // new methods |
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182 |
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183 /** |
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184 * Registers an observer for receiving |
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185 * key event notifications from this class. |
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186 * @param aObserver The observer object. |
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187 */ |
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188 void SetKeyObserver( MVRKeyObserver* aObserver ); |
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189 |
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190 /** |
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191 * Registers an observer for receiving |
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192 * audio volume change notifications from this class. |
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193 * @param aObserver The observer object. |
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194 */ |
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195 void SetVolumeChangeObserver( MVRVolumeChangeObserver* aObserver ); |
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196 |
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197 /** |
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198 * Updates the layout of all child controls to current active |
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199 * layout (Euro, Apac, Arabic/Hebrew) |
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200 */ |
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201 void UpdateLayoutL(); |
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202 |
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203 /** |
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204 * Handles a change to the application's resources |
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205 * @param aType The type of changed resource |
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206 */ |
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207 void HandleResourceChangeL( TInt aType ); |
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208 |
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209 /** |
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210 * Returns the currently focused button index in Button Panel |
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211 * @return The focused button index |
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212 */ |
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213 TInt FocusedButton() const; |
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214 |
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215 /** |
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216 * Gives the update command to Button Panel |
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217 * @param Update command |
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218 */ |
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219 void UpdateButtonPanel( TVRUpdateCommand aCommand ); |
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220 |
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221 |
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222 private: |
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223 |
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224 /** |
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225 * Tells the volume observer to update the volume |
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226 */ |
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227 void UpdateVolumeObserver(); |
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228 |
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229 /** |
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230 * Updates the navipane according to the current IHF setting |
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231 */ |
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232 void UpdateVolumeControlL(); |
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233 |
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234 /** |
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235 * Updates the CBA Buttons (LSK, RSK, MSK) |
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236 */ |
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237 void UpdateCBA(); |
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238 |
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239 private: // data |
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240 |
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241 /** |
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242 * The ihf volume control (in navi pane), |
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243 */ |
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244 CAknNavigationDecorator* iIhfVolumeControl; |
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245 |
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246 /** |
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247 * The ear piece volume control (in navi pane), |
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248 */ |
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249 CAknNavigationDecorator* iEarPieceVolumeControl; |
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250 |
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251 /** |
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252 * A pointer to the active volume control (ihf or ear piece) |
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253 */ |
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254 CAknNavigationDecorator* iActiveVolumeControl; |
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255 |
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256 /** |
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257 * Pointer to the navi pane, |
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258 * used as a short cut. Not owned. |
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259 */ |
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260 CAknNavigationControlContainer* iNaviPane; |
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261 |
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262 /** |
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263 * Pointer to the button panel component. Owned. |
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264 */ |
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265 CVRButtonPanel* iButtonPanel; |
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266 |
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267 /** |
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268 * Pointer to the state info panel component. Owned. |
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269 */ |
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270 CVRStateInfoPanel* iStateInfoPanel; |
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271 |
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272 /** |
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273 * Pointer to the view that owns us. Not owned. |
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274 */ |
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275 CVRRecView* iOwningView; |
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276 |
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277 /** |
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278 * Pointer to the decorator data model. Not owned. |
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279 */ |
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280 MVRDecoratorModel* iModel; |
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281 |
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282 /** |
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283 * Pointer to the key event observer (or NULL). Not owned. |
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284 */ |
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285 MVRKeyObserver* iKeyObserver; |
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286 |
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287 /** |
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288 * Pointer to the audio volume change observer (or NULL). Not owned. |
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289 */ |
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290 MVRVolumeChangeObserver* iVolumeChangeObserver; |
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291 |
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292 TRect iHorizontalLine; |
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293 TRect iVerticalLine; |
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294 |
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295 TAknLayoutRect iHorizontalLineRect; |
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296 TAknLayoutRect iVerticalLineRect; |
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297 TAknLayoutRect iButtonPanelRect; |
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298 |
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299 /** |
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300 * Skin instance from AknsUtils. Not owned. |
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301 */ |
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302 MAknsSkinInstance* iSkinInstance; |
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303 |
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304 /** |
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305 * Background context for clearing screen. Owned. |
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306 */ |
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307 CAknsBasicBackgroundControlContext* iBackgroundSkinContext; |
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308 |
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309 /** |
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310 * Notifier for side volume key events. Owned. |
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311 */ |
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312 CVRRemConObserver* iRemConObserver; |
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313 }; |
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314 |
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315 #endif // __CVRRECVIEWCONTAINER_H__ |
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