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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: Clock control |
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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 // System includes |
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20 #include <e32std.h> |
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21 #include <debug.h> |
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22 #include <AknLayoutFont.h> |
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23 #include <AknUtils.h> |
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24 #include <AknBidiTextUtils.h> |
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25 #include <StringLoader.h> |
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26 #include <bacntf.h> |
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27 |
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28 // User includes |
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29 #include "xndatecontrol.h" |
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30 #include "xncontroladapter.h" |
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31 #include "xnclockadapter.h" |
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32 #include "xnnodepluginif.h" |
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33 #include "xnproperty.h" |
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34 #include "xnuienginepluginif.h" |
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35 #include "c_xnutils.h" |
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36 |
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37 // Constants |
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38 const TInt KMaxDateStringLength = 100; |
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39 const TInt KMaxDayNumberStringLength = 10; |
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40 |
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41 _LIT( KDateFont, "EAknLogicalFontSecondaryFont" ); |
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42 _LIT( KTimeFormat, "%0U %1U" ); |
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43 |
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44 |
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45 // ============================ MEMBER FUNCTIONS =============================== |
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46 |
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47 // ----------------------------------------------------------------------------- |
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48 // CXnDateControl::CXnDateControl |
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49 // C++ default constructor can NOT contain any code, that |
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50 // might leave. |
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51 // ----------------------------------------------------------------------------- |
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52 // |
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53 CXnDateControl::CXnDateControl( CXnClockAdapter& aAdapter, |
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54 TXnDateType aType ) |
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55 : iAdapter( aAdapter ), iDateType( aType ) |
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56 { |
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57 } |
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58 |
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59 // ----------------------------------------------------------------------------- |
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60 // CXnDateControl::ConstructL |
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61 // Symbian 2nd phase constructor can leave. |
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62 // ----------------------------------------------------------------------------- |
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63 // |
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64 void CXnDateControl::ConstructL() |
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65 { |
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66 // Create enviroment notifier |
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67 iEnvNotifier = CEnvironmentChangeNotifier::NewL( |
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68 CActive::EPriorityStandard, TCallBack( HandleCallBackL, this ) ); |
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69 // Start listening notifications |
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70 iEnvNotifier->Start(); |
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71 } |
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72 |
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73 // ----------------------------------------------------------------------------- |
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74 // CXnDateControl::NewL |
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75 // Two-phased constructor. |
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76 // ----------------------------------------------------------------------------- |
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77 // |
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78 CXnDateControl* CXnDateControl::NewL( CXnClockAdapter& aAdapter, |
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79 TXnDateType aType ) |
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80 { |
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81 CXnDateControl* self = new (ELeave) CXnDateControl( aAdapter, aType ); |
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82 CleanupStack::PushL( self ); |
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83 self->ConstructL(); |
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84 CleanupStack::Pop( self ); |
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85 return self; |
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86 } |
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87 |
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88 // ----------------------------------------------------------------------------- |
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89 // Destructor |
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90 // ----------------------------------------------------------------------------- |
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91 // |
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92 CXnDateControl::~CXnDateControl() |
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93 { |
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94 delete iDateText; |
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95 delete iEnvNotifier; |
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96 } |
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97 |
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98 // ----------------------------------------------------------------------------- |
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99 // CXnDateControl::DrawL |
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100 // ----------------------------------------------------------------------------- |
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101 // |
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102 void CXnDateControl::DrawL( CWindowGc& aGc, CXnNodePluginIf* aNode ) |
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103 { |
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104 if ( !aNode || |
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105 !iDateText || |
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106 ( aNode && aNode->Rect().IsEmpty() ) ) |
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107 { |
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108 return; |
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109 } |
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110 |
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111 const CAknLayoutFont* dateFont( CreateFontL( *aNode ) ); |
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112 if ( !dateFont ) |
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113 { |
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114 return; |
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115 } |
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116 |
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117 const TRgb& color( CreateColorL( *aNode ) ); |
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118 |
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119 CGraphicsContext::TTextAlign align = iAdapter.GetTextAlignL( *aNode ); |
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120 |
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121 const TInt deltaHeight( aNode->Rect().Height() - dateFont->TextPaneHeight() ); |
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122 TInt offset( dateFont->TextPaneTopToBaseline() + deltaHeight / 2 ); |
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123 |
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124 aGc.SetPenColor( color ); |
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125 aGc.UseFont( dateFont ); |
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126 aGc.DrawText( *iDateText, aNode->Rect(), offset, align ); |
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127 aGc.DiscardFont(); |
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128 } |
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129 |
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130 // ----------------------------------------------------------------------------- |
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131 // CXnDateControl::ConstructDateStringL |
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132 // ----------------------------------------------------------------------------- |
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133 // |
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134 HBufC* CXnDateControl::ConstructDateStringL() |
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135 { |
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136 // Construct date string using date format from resource file |
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137 CCoeEnv* coeEnv = CCoeEnv::Static(); |
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138 |
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139 if( !coeEnv ) |
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140 { |
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141 User::Leave( KErrNotReady ); |
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142 } |
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143 |
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144 TTime time; |
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145 time.HomeTime(); |
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146 |
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147 HBufC* aiDateString = HBufC::NewLC( KMaxDateStringLength ); |
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148 HBufC* aiDateFormatString = HBufC::NewLC( KMaxDateStringLength ); |
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149 aiDateFormatString->Des().Copy( KTimeFormat() ); |
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150 // TODO: when localisation is ready read format string from resource |
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151 //HBufC* aiDateFormatString = StringLoader::LoadLC( R_ACTIVEIDLE_TIME_FORMAT, |
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152 // coeEnv ); |
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153 HBufC* dateStringBuf = HBufC::NewLC( KMaxDateStringLength ); |
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154 HBufC* dateFormatString = StringLoader::LoadLC( R_QTN_DATE_SHORT_WITH_ZERO, |
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155 coeEnv ); |
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156 TPtr dateString( dateStringBuf->Des() ); |
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157 time.FormatL( dateString, *dateFormatString ); |
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158 CleanupStack::PopAndDestroy( dateFormatString ); |
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159 |
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160 //now dateString contains string which is formatted using |
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161 //R_QTN_DATE_USUAL_WITH_ZERO |
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162 |
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163 // To arabic |
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164 AknTextUtils::DisplayTextLanguageSpecificNumberConversion( dateString ); |
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165 |
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166 TPtr aiDateStringPtr = aiDateString->Des(); |
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167 |
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168 TDayNameAbb wkDayAbb = TDayNameAbb(); |
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169 wkDayAbb.Set(time.DayNoInWeek()); |
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170 |
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171 //add date to string |
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172 StringLoader::Format( aiDateStringPtr, *aiDateFormatString, 1,dateString ); |
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173 |
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174 //reuse dateString |
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175 dateString.Copy( aiDateStringPtr ); |
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176 |
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177 //add weekday to string |
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178 StringLoader::Format( aiDateStringPtr, dateString, 0, wkDayAbb ); |
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179 |
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180 CleanupStack::PopAndDestroy( dateStringBuf );//dateStringBuf, aiDateFormatString |
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181 CleanupStack::PopAndDestroy( aiDateFormatString ); |
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182 |
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183 CleanupStack::Pop( aiDateString ); |
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184 return aiDateString; |
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185 } |
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186 |
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187 // ----------------------------------------------------------------------------- |
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188 // CXnDateControl::ConstructDayStringL |
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189 // ----------------------------------------------------------------------------- |
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190 // |
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191 HBufC* CXnDateControl::ConstructDayStringL() |
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192 { |
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193 TTime time; |
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194 time.HomeTime(); |
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195 |
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196 HBufC* aiDayString = HBufC::NewLC( KMaxDayNumberStringLength ); |
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197 aiDayString->Des().Num( time.DayNoInMonth() + 1 ); |
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198 // To arabic |
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199 TPtr dayStringPtr = aiDayString->Des(); |
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200 AknTextUtils::DisplayTextLanguageSpecificNumberConversion( dayStringPtr ); |
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201 CleanupStack::Pop( aiDayString ); |
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202 return aiDayString; |
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203 } |
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204 |
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205 // ----------------------------------------------------------------------------- |
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206 // CXnDateControl::CreateFontL |
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207 // ----------------------------------------------------------------------------- |
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208 // |
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209 const CAknLayoutFont* CXnDateControl::CreateFontL( CXnNodePluginIf& aNode ) |
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210 { |
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211 if ( !iDateFont ) |
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212 { |
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213 iAdapter.CreateFontL( aNode, KDateFont, iDateFont ); |
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214 } |
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215 return CAknLayoutFont::AsCAknLayoutFontOrNull( iDateFont ); |
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216 } |
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217 |
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218 // ----------------------------------------------------------------------------- |
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219 // CXnDateControl::CreateColorL |
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220 // ----------------------------------------------------------------------------- |
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221 // |
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222 const TRgb& CXnDateControl::CreateColorL( CXnNodePluginIf& aNode ) |
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223 { |
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224 if ( !iIsColorSet ) |
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225 { |
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226 iAdapter.CreateColorL( aNode, iDateColor ); |
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227 iIsColorSet = ETrue; |
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228 } |
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229 return iDateColor; |
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230 } |
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231 |
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232 // ----------------------------------------------------------------------------- |
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233 // CXnDateControl::ResetFont |
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234 // ----------------------------------------------------------------------------- |
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235 // |
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236 void CXnDateControl::ResetFont() |
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237 { |
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238 iDateFont = NULL; |
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239 iIsColorSet = EFalse; |
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240 } |
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241 |
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242 // ----------------------------------------------------------------------------- |
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243 // CXnDateControl::RefreshDateL |
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244 // ----------------------------------------------------------------------------- |
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245 // |
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246 void CXnDateControl::RefreshDateL() |
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247 { |
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248 delete iDateText; |
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249 iDateText = NULL; |
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250 if ( iDateType == EDate ) |
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251 { |
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252 iDateText = ConstructDateStringL(); |
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253 } |
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254 else if ( iDateType == EDay ) |
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255 { |
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256 iDateText = ConstructDayStringL(); |
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257 } |
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258 } |
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259 |
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260 // ----------------------------------------------------------------------------- |
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261 // CXnDateControl::HandleCallBackL |
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262 // ----------------------------------------------------------------------------- |
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263 // |
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264 TInt CXnDateControl::HandleCallBackL( TAny *aPtr ) |
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265 { |
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266 CXnDateControl* self = static_cast<CXnDateControl*>( aPtr ); |
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267 |
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268 if( self ) |
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269 { |
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270 TInt changes( self->iEnvNotifier->Change() ); |
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271 |
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272 if ( changes & |
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273 ( EChangesLocale | EChangesMidnightCrossover | EChangesSystemTime ) ) |
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274 { |
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275 self->RefreshDateL(); |
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276 } |
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277 } |
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278 |
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279 return KErrNone; |
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280 } |
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281 |
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282 // End of File |