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1 /* |
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2 * Copyright (c) 2006-2008 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: Button for touch pane. |
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15 * |
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16 */ |
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17 |
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18 #include <AknBidiTextUtils.h> |
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19 #include <AknsDrawUtils.h> |
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20 #include <aknlayoutscalable_avkon.cdl.h> |
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21 #include <gulicon.h> |
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22 #include <barsread.h> |
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23 #include <AknsFrameBackgroundControlContext.h> |
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24 #include <AknsConstants.h> |
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25 #include <phoneappcommands.hrh> |
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26 |
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27 #include "BMTouchPaneButton.h" |
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28 #include "BMTouchPaneInterface.h" |
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29 #include "BMPanic.h" |
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30 |
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31 const TInt KDimmedTransparency = 77; |
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32 const TInt KBubbleButtonText = 255; |
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33 |
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34 // ======== MEMBER FUNCTIONS ======== |
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35 |
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36 // --------------------------------------------------------------------------- |
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37 // C++ default constructor |
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38 // --------------------------------------------------------------------------- |
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39 // |
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40 CBubbleTouchPaneButton::CBubbleTouchPaneButton( |
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41 MBubbleTouchPaneIconProvider* aIconProvider, |
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42 const TInt aFlags ) : |
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43 CAknButton( aFlags ), |
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44 iIconProvider( aIconProvider ) |
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45 { |
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46 } |
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47 |
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48 // ----------------------------------------------------------------------------- |
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49 // Two-phased constructor. |
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50 // ----------------------------------------------------------------------------- |
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51 // |
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52 CBubbleTouchPaneButton* CBubbleTouchPaneButton::NewL( |
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53 MBubbleTouchPaneIconProvider* aIconProvider, |
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54 const TInt aFlags ) |
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55 { |
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56 CBubbleTouchPaneButton* self = |
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57 new(ELeave) CBubbleTouchPaneButton( aIconProvider, aFlags ); |
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58 CleanupStack::PushL( self ); |
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59 self->ConstructL(); |
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60 |
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61 CleanupStack::Pop( self ); |
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62 return self; |
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63 } |
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64 |
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65 // ----------------------------------------------------------------------------- |
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66 // Symbian 2nd phase constructor |
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67 // ----------------------------------------------------------------------------- |
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68 // |
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69 void CBubbleTouchPaneButton::ConstructL() |
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70 { |
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71 CAknButton::ConstructL(); |
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72 } |
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73 |
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74 // --------------------------------------------------------------------------- |
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75 // Destructor |
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76 // --------------------------------------------------------------------------- |
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77 // |
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78 CBubbleTouchPaneButton::~CBubbleTouchPaneButton() |
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79 { |
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80 iCommands.Close(); |
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81 } |
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82 |
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83 // --------------------------------------------------------------------------- |
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84 // CBubbleTouchPaneButton::ConstructFromResouceL |
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85 // --------------------------------------------------------------------------- |
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86 // |
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87 void CBubbleTouchPaneButton::ConstructFromResouceL( TResourceReader& aReader ) |
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88 { |
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89 |
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90 TInt commandCount = aReader.ReadInt16(); |
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91 for ( TInt i=0; i < commandCount; i++ ) |
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92 { |
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93 TInt command = aReader.ReadInt16(); |
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94 iCommands.AppendL( command ); |
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95 } |
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96 |
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97 aReader.ReadInt16(); // this is mystery? |
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98 |
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99 CAknButton::ConstructFromResourceL( aReader ); |
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100 |
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101 SelectTextColor(); |
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102 |
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103 // Customize icons |
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104 if ( iIconProvider ) |
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105 { |
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106 LoadCustomIcons( *iIconProvider ); |
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107 } |
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108 |
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109 if ( State()->Icon() ) |
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110 { |
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111 SetIconScaleMode( EAspectRatioPreserved ); |
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112 } |
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113 } |
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114 |
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115 // --------------------------------------------------------------------------- |
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116 // CBubbleTouchPaneButton::LoadCustomIconsL |
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117 // --------------------------------------------------------------------------- |
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118 // |
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119 void CBubbleTouchPaneButton::LoadCustomIcons( |
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120 MBubbleTouchPaneIconProvider& aIconProvider ) |
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121 { |
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122 TInt commandCount = iCommands.Count(); |
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123 |
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124 for ( TInt i=0; i < commandCount; i++ ) |
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125 { |
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126 CGulIcon* icon = NULL; |
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127 |
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128 TRAPD( err, icon = aIconProvider.GetIconForCommandL( |
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129 iCommands[i] ) ); |
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130 |
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131 if ( !err && icon ) |
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132 { |
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133 CAknButtonState* state = State( i ); |
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134 // State takes ownership of icon |
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135 state->SetIcon( icon ); |
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136 } |
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137 } |
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138 } |
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139 |
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140 // --------------------------------------------------------------------------- |
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141 // CBubbleTouchPaneButton::CommandId |
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142 // --------------------------------------------------------------------------- |
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143 // |
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144 TInt CBubbleTouchPaneButton::CommandId( TBool aPreviousState ) const |
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145 { |
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146 __ASSERT_DEBUG( iCommands.Count(), Panic( EBMPanicTouchPane ) ); |
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147 |
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148 TInt command; |
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149 if ( iCommands.Count() > 1 ) |
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150 { |
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151 TInt index = StateIndex(); |
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152 if ( aPreviousState ) |
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153 { |
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154 // return command from previous state |
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155 index -= 1; |
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156 if ( index < 0 ) |
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157 { |
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158 index = iCommands.Count() - 1; |
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159 } |
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160 } |
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161 |
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162 command = iCommands[index]; |
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163 } |
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164 else |
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165 { |
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166 command = iCommands[0]; |
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167 } |
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168 |
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169 return command; |
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170 } |
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171 |
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172 // --------------------------------------------------------------------------- |
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173 // CBubbleTouchPaneButton::SetState |
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174 // --------------------------------------------------------------------------- |
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175 // |
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176 void CBubbleTouchPaneButton::SetState( TInt aCommand, |
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177 TBool aDrawNow ) |
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178 { |
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179 for ( TInt i=0; i < iCommands.Count(); i++ ) |
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180 { |
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181 if ( iCommands[i] == aCommand ) |
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182 { |
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183 if ( i != StateIndex() ) |
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184 { |
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185 SetCurrentState( i, aDrawNow ); |
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186 } |
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187 } |
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188 } |
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189 } |
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190 |
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191 // --------------------------------------------------------------------------- |
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192 // CBubbleTouchPaneButton::SetDimmed |
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193 // --------------------------------------------------------------------------- |
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194 // |
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195 void CBubbleTouchPaneButton::SetDimmed( TBool aDimmed ) |
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196 { |
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197 CAknButton::SetDimmed( aDimmed ); |
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198 DrawDeferred(); |
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199 } |
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200 |
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201 // --------------------------------------------------------------------------- |
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202 // CBubbleTouchPaneButton::HasState |
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203 // --------------------------------------------------------------------------- |
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204 // |
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205 TBool CBubbleTouchPaneButton::HasState( TInt aCommand ) const |
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206 { |
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207 TBool hasState = EFalse; |
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208 |
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209 for ( TInt i=0; i < iCommands.Count(); i++ ) |
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210 { |
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211 if ( iCommands[i] == aCommand ) |
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212 { |
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213 hasState = ETrue; |
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214 break; |
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215 } |
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216 } |
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217 |
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218 return hasState; |
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219 } |
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220 |
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221 |
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222 // --------------------------------------------------------------------------- |
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223 // Draw button, text and icon. |
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224 // --------------------------------------------------------------------------- |
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225 // |
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226 void CBubbleTouchPaneButton::Draw( const TRect& aRect ) const |
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227 { |
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228 TAknsItemID frameId( KAknsIIDQsnFrButtonNormal ); |
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229 TAknLayoutRect centerLayout; |
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230 centerLayout.LayoutRect( aRect, |
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231 AknLayoutScalable_Avkon::toolbar_button_pane_g1().LayoutLine() ); |
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232 TRect innerRect = centerLayout.Rect(); |
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233 |
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234 CWindowGc& gc = SystemGc(); |
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235 MAknsSkinInstance* skin = AknsUtils::SkinInstance(); |
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236 |
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237 TInt commandCount = iCommands.Count(); |
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238 |
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239 for ( TInt i=0; i < commandCount; i++ ) |
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240 { |
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241 TRAP_IGNORE( frameId = iIconProvider->GetButtonForCommandL( |
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242 iCommands[i])); |
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243 |
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244 if ( iButtonPressed ) |
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245 { |
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246 frameId = SelectPressedButton( frameId ); |
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247 } |
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248 else if ( IsDimmed() ) |
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249 { |
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250 frameId = SelectDimmedButton( frameId ); |
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251 } |
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252 |
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253 iBgContext->SetFrame( frameId ); |
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254 iBgContext->SetCenter( KAknsIIDQsnFrButtonCenterNormal ); |
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255 iBgContext->SetFrameRects( aRect, innerRect ); |
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256 |
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257 if ( !AknsDrawUtils::Background( skin, |
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258 iBgContext, |
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259 NULL, |
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260 gc, |
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261 aRect, |
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262 KAknsDrawParamNoClearUnderImage ) ) |
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263 { |
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264 gc.SetBrushColor( KRgbRed ); |
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265 gc.SetBrushStyle( CGraphicsContext::ESolidBrush ); |
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266 gc.DrawRect( aRect ); |
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267 } |
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268 LayoutIconAndText( gc ); |
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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 // Draw text and icon according to the layout. |
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274 // -------------------------------------------------------------------------- |
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275 |
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276 void CBubbleTouchPaneButton::LayoutIconAndText( CWindowGc& aGc ) const |
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277 { |
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278 TRect parentRect( Rect() ); |
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279 CAknButtonState* state = State(); |
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280 if ( !state || |
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281 !state->Icon() || |
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282 !state->Text().Length() ) |
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283 { |
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284 return; |
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285 } |
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286 |
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287 TRgb penColor; |
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288 TRgb brushColor; |
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289 GetTextColors( penColor ); |
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290 |
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291 // buffer for visually ordered text |
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292 TBuf< KBubbleButtonText + KAknBidiExtraSpacePerLine> visualText; |
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293 TInt clipWidth = iLayoutText.TextRect().Width(); |
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294 |
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295 // bidi processing - using AknBidiTextUtils. |
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296 AknBidiTextUtils::ConvertToVisualAndClip( |
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297 state->Text(), |
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298 visualText, |
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299 *iLayoutText.Font(), |
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300 clipWidth, |
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301 clipWidth ); |
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302 |
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303 iLayoutText.DrawText( aGc, visualText, EFalse, penColor ); |
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304 |
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305 const CGulIcon* icon = GetCurrentIcon(); |
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306 if ( icon ) |
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307 { |
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308 CFbsBitmap* buttonBmp = icon->Bitmap(); |
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309 CFbsBitmap* buttonMask = icon->Mask(); |
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310 |
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311 if( buttonBmp && buttonMask ) |
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312 { |
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313 aGc.BitBltMasked( iIconRect.iTl, buttonBmp, |
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314 iIconRect.Size(), buttonMask, ETrue ); |
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315 } |
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316 } |
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317 } |
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318 |
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319 // --------------------------------------------------------------------------- |
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320 // CBubbleTouchPaneButton::SetLayout |
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321 // --------------------------------------------------------------------------- |
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322 // |
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323 void CBubbleTouchPaneButton::SetLayout( const TAknLayoutText aLayoutText, |
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324 const TRect aIconRect ) |
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325 { |
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326 iLayoutText = aLayoutText; |
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327 iIconRect = aIconRect; |
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328 } |
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329 |
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330 // --------------------------------------------------------------------------- |
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331 // CBubbleTouchPaneButton::HandleResourceChange |
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332 // --------------------------------------------------------------------------- |
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333 // |
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334 void CBubbleTouchPaneButton::HandleResourceChange( TInt aType ) |
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335 { |
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336 CAknButton::HandleResourceChange( aType ); |
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337 |
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338 if ( aType == KAknsMessageSkinChange && |
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339 iIconProvider ) |
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340 { |
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341 LoadCustomIcons( *iIconProvider ); |
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342 } |
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343 } |
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344 |
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345 // ----------------------------------------------------------------------------- |
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346 // Gets the correct text color. |
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347 // ----------------------------------------------------------------------------- |
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348 // |
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349 void CBubbleTouchPaneButton::GetTextColors( TRgb& aPenColor ) const |
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350 { |
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351 if ( IsDimmed() ) |
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352 { |
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353 // Using parameter EColorButtonTextDimmed does not return valid |
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354 // color for the text that is used in dimmed button. We have |
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355 // to use default text and set it transparent. |
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356 aPenColor = iEikonEnv->ControlColor( EColorButtonText, *this ); |
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357 aPenColor.SetAlpha( KDimmedTransparency ); |
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358 } |
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359 else if ( iButtonPressed ) |
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360 { |
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361 aPenColor = iEikonEnv->ControlColor( EColorButtonTextPressed, *this ); |
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362 } |
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363 else |
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364 { |
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365 aPenColor = iEikonEnv->ControlColor( EColorButtonText, *this ); |
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366 } |
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367 } |
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368 |
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369 // ----------------------------------------------------------------------------- |
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370 // Selects the correct pressed button. |
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371 // ----------------------------------------------------------------------------- |
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372 // |
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373 TAknsItemID CBubbleTouchPaneButton::SelectPressedButton( TAknsItemID frameId ) const |
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374 { |
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375 if( frameId == KAknsIIDQsnFrButtonNormalAnswer ) |
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376 { |
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377 return KAknsIIDQsnFrButtonPressedAnswer; |
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378 } |
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379 else if( frameId == KAknsIIDQsnFrButtonNormalReject ) |
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380 { |
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381 return KAknsIIDQsnFrButtonPressedReject; |
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382 } |
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383 else |
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384 { |
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385 return KAknsIIDQsnFrButtonPressed; |
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386 } |
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387 } |
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388 |
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389 // ----------------------------------------------------------------------------- |
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390 // Selects the correct dimmed button. |
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391 // ----------------------------------------------------------------------------- |
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392 // |
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393 TAknsItemID CBubbleTouchPaneButton::SelectDimmedButton( TAknsItemID frameId ) const |
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394 { |
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395 if( frameId == KAknsIIDQsnFrButtonNormalAnswer ) |
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396 { |
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397 return KAknsIIDQsnFrButtonInactiveAnswer; |
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398 } |
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399 else if( frameId == KAknsIIDQsnFrButtonNormalReject ) |
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400 { |
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401 return KAknsIIDQsnFrButtonInactiveReject; |
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402 } |
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403 else |
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404 { |
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405 return KAknsIIDQsnFrButtonInactive; |
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406 } |
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407 } |
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408 |
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409 // ----------------------------------------------------------------------------- |
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410 // Selects the correct text color. |
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411 // ----------------------------------------------------------------------------- |
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412 // |
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413 void CBubbleTouchPaneButton::SelectTextColor() |
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414 { |
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415 TAknsQsnTextColorsIndex textColorIndex( EAknsCIQsnTextColorsCG65 ); |
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416 TInt command = CommandId( EFalse ); |
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417 |
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418 if ( command == EPhoneCallComingCmdAnswer ) |
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419 { |
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420 textColorIndex = EAknsCIQsnTextColorsCG82; |
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421 } |
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422 else if ( command == EPhoneCallComingCmdReject ) |
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423 { |
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424 textColorIndex = EAknsCIQsnTextColorsCG83; |
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425 } |
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426 |
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427 // function button text color |
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428 SetTextColorIds( KAknsIIDQsnTextColors, textColorIndex ); |
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429 } |