1 /* |
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2 * Copyright (c) 2008 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: Background appearance drawer |
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15 * |
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16 */ |
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17 |
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18 // System includes |
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19 #include <aknappui.h> |
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20 |
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21 // User includes |
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22 #include "xnappuiadapter.h" |
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23 #include "xnuiengine.h" |
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24 #include "xneditmode.h" |
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25 |
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26 #include "xnbgcontrol.h" |
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27 |
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28 // Constants |
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29 |
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30 // ============================ LOCAL FUNCTIONS ================================ |
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31 |
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32 // ============================ MEMBER FUNCTIONS =============================== |
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33 // ----------------------------------------------------------------------------- |
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34 // CXnBgControl::NewL() |
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35 // Two-phased constructor. |
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36 // ----------------------------------------------------------------------------- |
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37 // |
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38 CXnBgControl* CXnBgControl::NewL() |
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39 { |
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40 CXnBgControl* self = CXnBgControl::NewLC(); |
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41 CleanupStack::Pop( self ); |
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42 return self; |
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43 } |
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44 |
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45 // ----------------------------------------------------------------------------- |
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46 // CXnBgControl::NewLC() |
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47 // Two-phased constructor. |
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48 // ----------------------------------------------------------------------------- |
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49 // |
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50 CXnBgControl* CXnBgControl::NewLC() |
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51 { |
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52 CXnBgControl* self = new ( ELeave ) CXnBgControl(); |
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53 CleanupStack::PushL( self ); |
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54 self->ConstructL(); |
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55 return self; |
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56 } |
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57 |
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58 // ----------------------------------------------------------------------------- |
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59 // CXnBgControl::~CXnBgControl() |
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60 // C++ default destructor. |
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61 // ----------------------------------------------------------------------------- |
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62 // |
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63 CXnBgControl::~CXnBgControl() |
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64 { |
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65 } |
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66 |
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67 // ----------------------------------------------------------------------------- |
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68 // CXnBgControl::CXnBgControl() |
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69 // C++ default constructor. |
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70 // ----------------------------------------------------------------------------- |
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71 // |
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72 CXnBgControl::CXnBgControl() |
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73 : iHitpoint( TPoint( -1,-1 ) ) |
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74 { |
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75 } |
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76 |
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77 // ----------------------------------------------------------------------------- |
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78 // CXnBgControl::ConstructL() |
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79 // 2nd phase constructor |
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80 // ----------------------------------------------------------------------------- |
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81 // |
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82 void CXnBgControl::ConstructL() |
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83 { |
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84 CreateWindowL(); |
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85 |
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86 TRgb backgroundColour = KRgbWhite; |
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87 if( KErrNone == Window().SetTransparencyAlphaChannel() ) |
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88 { |
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89 backgroundColour.SetAlpha( 0 ); |
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90 } |
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91 Window().SetBackgroundColor( backgroundColour ); |
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92 |
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93 EnableDragEvents(); |
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94 |
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95 Window().SetPointerGrab( ETrue ); |
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96 |
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97 |
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98 ActivateL(); |
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99 |
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100 MakeVisible( ETrue ); |
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101 |
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102 SetComponentsToInheritVisibility( ETrue ); |
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103 |
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104 static_cast< CXnAppUiAdapter* >( iAvkonAppUi ) |
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105 ->UiStateListener().AddObserver( *this ); |
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106 |
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107 } |
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108 |
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109 // ----------------------------------------------------------------------------- |
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110 // CXnBgControl::CountComponentControls() |
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111 // |
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112 // ----------------------------------------------------------------------------- |
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113 // |
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114 TInt CXnBgControl::CountComponentControls() const |
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115 { |
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116 if ( iControl ) |
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117 { |
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118 return 1; |
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119 } |
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120 |
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121 return 0; |
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122 } |
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123 |
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124 // ----------------------------------------------------------------------------- |
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125 // CXnBgControl::ComponentControl() |
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126 // |
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127 // ----------------------------------------------------------------------------- |
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128 // |
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129 CCoeControl* CXnBgControl::ComponentControl( TInt aIndex ) const |
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130 { |
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131 if ( aIndex == 0 ) |
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132 { |
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133 return iControl; |
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134 } |
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135 |
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136 return NULL; |
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137 } |
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138 |
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139 // ----------------------------------------------------------------------------- |
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140 // CXnBgControl::SizeChanged() |
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141 // |
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142 // ----------------------------------------------------------------------------- |
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143 // |
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144 void CXnBgControl::SizeChanged() |
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145 { |
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146 } |
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147 |
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148 // ----------------------------------------------------------------------------- |
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149 // CXnBgControl::Draw() |
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150 // |
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151 // ----------------------------------------------------------------------------- |
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152 // |
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153 void CXnBgControl::Draw( const TRect& aRect ) const |
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154 { |
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155 CXnAppUiAdapter* appui( |
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156 static_cast< CXnAppUiAdapter* >( iAvkonAppUi ) ); |
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157 |
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158 TInt state( appui->UiEngine().EditMode()->EditState() ); |
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159 |
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160 CWindowGc& gc( SystemGc() ); |
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161 |
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162 if ( state == CXnEditMode::EShootContent ) |
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163 { |
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164 // No background needed for dragging widget screenshot |
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165 } |
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166 else |
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167 { |
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168 gc.Clear( aRect ); |
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169 } |
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170 } |
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171 |
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172 // ----------------------------------------------------------------------------- |
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173 // CXnBgControl::SetCompoundControl() |
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174 // |
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175 // ----------------------------------------------------------------------------- |
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176 // |
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177 void CXnBgControl::HandlePointerEventL( const TPointerEvent& aPointerEvent ) |
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178 { |
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179 switch( aPointerEvent.iType ) |
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180 { |
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181 case TPointerEvent::EButton1Down: |
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182 iHitpoint = aPointerEvent.iPosition; |
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183 break; |
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184 |
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185 case TPointerEvent::EButton1Up: |
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186 break; |
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187 |
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188 default: |
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189 break; |
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190 } |
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191 |
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192 CXnAppUiAdapter* appui( static_cast< CXnAppUiAdapter* >( iAvkonAppUi ) ); |
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193 |
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194 appui->UiEngine().DisableRenderUiLC(); |
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195 |
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196 CCoeControl::HandlePointerEventL( aPointerEvent ); |
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197 |
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198 appui->UiEngine().RenderUIL(); |
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199 |
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200 CleanupStack::PopAndDestroy(); |
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201 } |
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202 |
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203 // ----------------------------------------------------------------------------- |
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204 // CXnBgControl::SetCompoundControl() |
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205 // |
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206 // ----------------------------------------------------------------------------- |
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207 // |
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208 void CXnBgControl::SetCompoundControl( CCoeControl* aControl ) |
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209 { |
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210 if ( iControl == aControl ) |
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211 { |
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212 return; |
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213 } |
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214 |
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215 if ( iControl ) |
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216 { |
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217 // Remove parents |
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218 iControl->SetParent( NULL ); |
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219 iControl->SetMopParent( NULL ); |
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220 |
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221 iControl->MakeVisible( EFalse ); |
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222 } |
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223 |
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224 if ( aControl ) |
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225 { |
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226 // Set self as parent |
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227 aControl->SetParent( this ); |
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228 aControl->SetMopParent( this ); |
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229 |
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230 aControl->MakeVisible( ETrue ); |
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231 } |
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232 |
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233 iControl = aControl; |
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234 } |
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235 |
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236 // ----------------------------------------------------------------------------- |
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237 // CXnBgControl::ResetGrabbingL() |
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238 // Service for removing grabbing controls |
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239 // ----------------------------------------------------------------------------- |
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240 // |
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241 void CXnBgControl::ResetGrabbingL() |
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242 { |
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243 TPointerEvent event; |
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244 event.iType = TPointerEvent::EButton1Up; |
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245 |
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246 RemoveGrabbingControL( this, event ); |
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247 |
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248 iHitpoint.SetXY( -1, -1 ); |
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249 } |
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250 |
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251 // ----------------------------------------------------------------------------- |
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252 // CXnBgControl::RemoveGrabbingControL() |
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253 // Removes recursively grabbing controls |
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254 // ----------------------------------------------------------------------------- |
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255 // |
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256 void CXnBgControl::RemoveGrabbingControL( const CCoeControl* aControl, |
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257 const TPointerEvent& aEvent ) const |
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258 { |
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259 TInt count = aControl->CountComponentControls(); |
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260 |
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261 for( TInt i = 0; i < count; i++ ) |
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262 { |
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263 CCoeControl* child = aControl->ComponentControl( i ); |
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264 |
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265 if( child && child->Rect().Contains( iHitpoint ) ) |
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266 { |
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267 child->CCoeControl::HandlePointerEventL( aEvent ); |
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268 RemoveGrabbingControL( child, aEvent ); |
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269 } |
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270 } |
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271 } |
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272 |
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273 // ----------------------------------------------------------------------------- |
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274 // CXnBgControl::NotifyForegroundChanged() |
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275 // Notifies foreground changes. |
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276 // ----------------------------------------------------------------------------- |
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277 // |
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278 void CXnBgControl::NotifyForegroundChanged( TForegroundStatus aStatus ) |
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279 { |
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280 switch( aStatus ) |
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281 { |
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282 case EForeground: |
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283 break; |
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284 |
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285 case EUnknown: |
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286 case EBackground: |
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287 case EPartialForeground: |
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288 default: |
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289 TRAP_IGNORE( ResetGrabbingL(); ) |
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290 break; |
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291 } |
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292 } |
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293 |
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294 // ----------------------------------------------------------------------------- |
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295 // CXnBgControl::NotifyLightStatusChanged() |
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296 // Notifies primary display light status is changed. |
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297 // ----------------------------------------------------------------------------- |
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298 // |
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299 void CXnBgControl::NotifyLightStatusChanged( TBool /*aLightsOn*/ ) |
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300 { |
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301 |
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302 } |
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303 |
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304 // ----------------------------------------------------------------------------- |
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305 // CXnBgControl::NotifyInCallStateChaged() |
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306 // Notifies in-call state is changed. |
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307 // ----------------------------------------------------------------------------- |
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308 // |
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309 void CXnBgControl::NotifyInCallStateChaged( TBool /*aInCall*/ ) |
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310 { |
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311 |
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312 } |
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313 |
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314 // End of file |
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315 |
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