1 /* |
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2 * Copyright (c) 2002 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 the License "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 * Multiple Windows' WindowManager. |
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16 * |
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17 * |
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18 */ |
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19 |
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20 |
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21 // INCLUDE FILES |
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22 #include "BrowserWindowManager.h" |
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23 #include "BrowserWindow.h" |
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24 #include "BrowserWindowQueue.h" |
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25 #include "BrowserContentView.h" |
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26 #include "WindowInfoProvider.h" |
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27 #include "Logger.h" |
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28 #include "Preferences.h" |
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29 #include "Display.h" |
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30 #include "ApiProvider.h" |
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31 #include <brctldefs.h> |
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32 #include "BrowserUtil.h" |
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33 #include <BrowserNG.rsg> |
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34 #include <StringLoader.h> |
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35 #include <AknQueryDialog.h> |
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36 |
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37 |
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38 // ----------------------------------------------------------------------------- |
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39 // CBrowserWindowQue::LastItem() |
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40 // ----------------------------------------------------------------------------- |
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41 // |
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42 CBrowserWindowQue* CBrowserWindowQue::LastItem() const |
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43 { |
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44 // remove 'const' modifier from 'this' in a const member function |
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45 CBrowserWindowQue* a = CONST_CAST( CBrowserWindowQue*, this ); |
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46 for( ; a->iNext; a=a->iNext) |
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47 ; |
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48 return a; |
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49 } |
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50 |
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51 // ----------------------------------------------------------------------------- |
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52 // CBrowserWindowQue::~CBrowserWindowQue() |
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53 // ----------------------------------------------------------------------------- |
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54 // |
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55 CBrowserWindowQue::~CBrowserWindowQue() |
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56 { |
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57 LOG_ENTERFN("WindowQue::~WindowQue"); |
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58 if( this->iPrev ) |
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59 { |
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60 BROWSER_LOG( ( _L( "iPrev" ) ) ); |
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61 this->iPrev->iNext = this->iNext; |
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62 } |
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63 if( this->iNext ) |
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64 { |
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65 BROWSER_LOG( ( _L( "iNext" ) ) ); |
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66 this->iNext->iPrev = this->iPrev; |
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67 } |
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68 delete iWindow; |
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69 iWindow = NULL; |
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70 } |
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71 |
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72 // ----------------------------------------------------------------------------- |
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73 // CBrowserWindowQue::AppendL() |
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74 // ----------------------------------------------------------------------------- |
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75 // |
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76 void CBrowserWindowQue::AppendL( CBrowserWindowQue* aItem ) |
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77 { |
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78 __ASSERT_DEBUG( (aItem != NULL), Util::Panic( Util::EUninitializedData )); |
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79 aItem->iPrev = LastItem(); |
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80 aItem->iPrev->iNext = aItem; |
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81 } |
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82 |
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83 // ----------------------------------------------------------------------------- |
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84 // CBrowserWindowQue::Next() |
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85 // ----------------------------------------------------------------------------- |
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86 // |
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87 CBrowserWindowQue* CBrowserWindowQue::Next() const |
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88 { |
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89 CBrowserWindowQue* b = this->iNext; |
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90 while( b && (b->iStatus & CBrowserWindowQue::EWindowDeleted ) ) |
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91 { |
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92 b = b->iNext; |
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93 } |
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94 return b; |
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95 } |
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96 |
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97 // ----------------------------------------------------------------------------- |
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98 // CBrowserWindowQue::Prev() |
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99 // ----------------------------------------------------------------------------- |
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100 // |
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101 CBrowserWindowQue* CBrowserWindowQue::Prev() const |
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102 { |
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103 CBrowserWindowQue* b = this->iPrev; |
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104 while( b && (b->iStatus & CBrowserWindowQue::EWindowDeleted ) ) |
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105 { |
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106 b = b->iPrev; |
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107 } |
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108 return b; |
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109 } |
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110 |
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111 // ----------------------------------------------------------------------------- |
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112 // CBrowserWindowManager:: |
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113 // ----------------------------------------------------------------------------- |
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114 // initialization of static member variable |
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115 TInt CBrowserWindowManager::iWindowIdGenerator( 0 ); |
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116 |
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117 // ----------------------------------------------------------------------------- |
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118 // CBrowserWindowManager::NewLC() |
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119 // ----------------------------------------------------------------------------- |
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120 // |
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121 CBrowserWindowManager* CBrowserWindowManager::NewLC( |
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122 MApiProvider& aApiProvider, |
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123 CBrowserContentView& aContentView, |
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124 TInt aMaxWindowCount ) |
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125 { |
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126 CBrowserWindowManager* self = new (ELeave) |
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127 CBrowserWindowManager( aApiProvider, aContentView, aMaxWindowCount ); |
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128 CleanupStack::PushL( self ); |
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129 self->ConstructL(); |
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130 return self; |
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131 } |
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132 |
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133 // ----------------------------------------------------------------------------- |
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134 // CBrowserWindowManager::NewL() |
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135 // ----------------------------------------------------------------------------- |
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136 // |
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137 CBrowserWindowManager* CBrowserWindowManager::NewL( |
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138 MApiProvider& aApiProvider, |
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139 CBrowserContentView& aContentView, |
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140 TInt aMaxWindowCount ) |
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141 { |
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142 CBrowserWindowManager* self = CBrowserWindowManager::NewLC( |
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143 aApiProvider, aContentView, aMaxWindowCount ); |
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144 CleanupStack::Pop( self ); |
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145 return self; |
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146 } |
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147 |
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148 // ----------------------------------------------------------------------------- |
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149 // CBrowserWindowManager::~CBrowserWindowManager() |
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150 // ----------------------------------------------------------------------------- |
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151 // |
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152 CBrowserWindowManager::~CBrowserWindowManager( ) |
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153 { |
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154 LOG_ENTERFN("WindowManager::~WindowManager"); |
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155 // Preferences must exist! |
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156 if(iApiProvider!=NULL) |
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157 { |
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158 iApiProvider->Preferences().RemoveObserver( this ); |
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159 } |
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160 RemoveObserver(iContentView); |
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161 CBrowserWindowQue *window = iWindowQueue; |
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162 CBrowserWindowQue *temp = NULL; |
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163 |
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164 |
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165 TBool isStandAlone( !iApiProvider->IsEmbeddedModeOn() ); |
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166 if ( ( isStandAlone && !iUserExit ) || ( !isStandAlone ) ) |
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167 { |
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168 TRAP_IGNORE( window->iWindow->BrCtlInterface().HandleCommandL( |
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169 (TInt)TBrCtlDefs::ECommandSaveLaunchParams + (TInt)TBrCtlDefs::ECommandIdBase ) ); |
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170 } |
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171 |
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172 for(; window; ) |
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173 { |
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174 temp = window; |
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175 window = window->iNext; |
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176 DeleteOneWindowL( temp->iWindow->WindowId() ); |
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177 /*delete temp; |
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178 temp = NULL;*/ |
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179 } |
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180 RemoveDeletedWindowsL(); |
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181 delete iObservers; |
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182 iObservers = NULL; |
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183 } |
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184 |
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185 // ----------------------------------------------------------------------------- |
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186 // CBrowserWindowManager::WindowCount() |
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187 // ----------------------------------------------------------------------------- |
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188 // |
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189 TInt CBrowserWindowManager::WindowCount() const |
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190 { |
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191 return iWindowCount - iDeletedWindowCount; |
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192 } |
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193 |
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194 // ----------------------------------------------------------------------------- |
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195 // CBrowserWindowManager::CBrowserWindowManager() |
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196 // ----------------------------------------------------------------------------- |
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197 // |
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198 CBrowserWindowManager::CBrowserWindowManager( |
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199 MApiProvider& aApiProvider, |
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200 CBrowserContentView& aContentView, |
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201 TInt aMaxWindowCount ) : |
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202 iApiProvider( &aApiProvider ), |
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203 iContentView( &aContentView), |
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204 iMaxWindowCount( aMaxWindowCount ), |
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205 iWindowCount( 0 ), |
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206 iDeletedWindowCount( 0 ), |
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207 iWindowQueue( NULL ), |
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208 iCurrentWindow( NULL ), |
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209 iUserExit( EFalse ), |
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210 iIsContentExist( EFalse ) |
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211 { |
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212 } |
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213 |
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214 // ----------------------------------------------------------------------------- |
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215 // CBrowserWindowManager::ConstructL() |
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216 // ----------------------------------------------------------------------------- |
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217 // |
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218 void CBrowserWindowManager::ConstructL( ) |
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219 { |
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220 iApiProvider->Preferences().AddObserverL( this ); |
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221 CreateWindowL( 0, &KNullDesC ); |
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222 iCurrentWindow = iWindowQueue; |
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223 // don't draw anything, just activate it |
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224 iCurrentWindow->iWindow->ActivateL( EFalse ); |
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225 iObservers = new ( ELeave ) CArrayPtrFlat< MWindowObserver >( 1 ); |
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226 AddObserverL(iContentView); |
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227 } |
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228 |
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229 // ----------------------------------------------------------------------------- |
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230 // CBrowserWindowManager::Window() |
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231 // ----------------------------------------------------------------------------- |
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232 // |
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233 TInt CBrowserWindowManager::Window( |
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234 TInt aWindowId, |
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235 CBrowserWindow*& aWindow ) |
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236 { |
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237 RemoveDeletedWindowsL(); |
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238 CBrowserWindowQue *windowQue = NULL; |
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239 TInt error( Window( aWindowId, windowQue, iWindowQueue ) ); |
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240 if( windowQue ) |
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241 { |
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242 aWindow = windowQue->iWindow; |
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243 } |
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244 return error; |
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245 } |
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246 |
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247 // ----------------------------------------------------------------------------- |
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248 // CBrowserWindowManager::FindWindowL() |
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249 // ----------------------------------------------------------------------------- |
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250 // |
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251 CBrowserWindow* CBrowserWindowManager::FindWindowL( |
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252 const TDesC& aTargetName ) |
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253 { |
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254 LOG_ENTERFN("WindowManager::FindWindowL( Target )"); |
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255 RemoveDeletedWindowsL(); |
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256 CBrowserWindow* result = NULL; |
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257 CBrowserWindow* window = NULL; |
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258 CBrowserWindowQue *windowQue = iWindowQueue; |
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259 for( ; windowQue; windowQue = windowQue->Next() ) |
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260 { |
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261 window = windowQue->iWindow; |
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262 if( window->TargetName()->Compare( aTargetName ) == 0 ) |
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263 { |
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264 result = window; |
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265 } |
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266 } |
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267 return result; |
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268 } |
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269 |
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270 // ----------------------------------------------------------------------------- |
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271 // CBrowserWindowManager::CurrentWindow() |
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272 // ----------------------------------------------------------------------------- |
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273 // |
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274 CBrowserWindow* CBrowserWindowManager::CurrentWindow() const |
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275 { |
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276 if( iCurrentWindow ) |
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277 { |
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278 return iCurrentWindow->iWindow; |
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279 } |
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280 else |
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281 { |
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282 return NULL; |
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283 } |
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284 } |
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285 |
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286 // ----------------------------------------------------------------------------- |
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287 // CBrowserWindowManager::CurrentWindowQue() |
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288 // ----------------------------------------------------------------------------- |
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289 // |
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290 CBrowserWindowQue* CBrowserWindowManager::CurrentWindowQue() const |
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291 { |
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292 if( iCurrentWindow ) |
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293 { |
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294 return iCurrentWindow; |
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295 } |
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296 else |
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297 { |
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298 return NULL; |
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299 } |
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300 } |
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301 |
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302 // ----------------------------------------------------------------------------- |
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303 // CBrowserWindowManager::GetWindowInfoL() |
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304 // ----------------------------------------------------------------------------- |
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305 // |
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306 CArrayFixFlat<CWindowInfo*>* CBrowserWindowManager::GetWindowInfoL( |
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307 MWindowInfoProvider* aWindowInfo ) |
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308 { |
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309 __ASSERT_DEBUG( (aWindowInfo != NULL), Util::Panic( Util::EUninitializedData )); |
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310 |
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311 RemoveDeletedWindowsL(); |
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312 CBrowserWindowQue* window = iWindowQueue; |
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313 CArrayFixFlat<CWindowInfo*>* windowInfoList = new (ELeave) |
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314 CArrayFixFlat<CWindowInfo*>( 3 /* KGranularityMedium */ ); |
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315 CleanupStack::PushL( windowInfoList ); |
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316 for( ; window; window = window->Next() ) |
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317 { |
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318 // create window info text by client |
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319 HBufC* buf = aWindowInfo->CreateWindowInfoLC( *( window->iWindow ) ); |
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320 |
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321 if (!buf) |
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322 { |
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323 CleanupStack::PopAndDestroy( buf ); |
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324 buf = KNullDesC().AllocLC(); |
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325 } |
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326 |
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327 // create window info( text, id, current ) |
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328 CWindowInfo* windowInfo = new ( ELeave ) CWindowInfo( |
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329 buf, window->iWindow->WindowId(), iCurrentWindow == window ); |
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330 |
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331 CleanupStack::Pop( buf ); |
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332 |
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333 // append to list |
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334 windowInfoList->AppendL( windowInfo ); |
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335 |
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336 } |
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337 |
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338 CleanupStack::Pop( windowInfoList ); |
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339 return windowInfoList; |
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340 } |
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341 |
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342 // ----------------------------------------------------------------------------- |
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343 // CBrowserWindowManager::AddObserver() |
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344 // ----------------------------------------------------------------------------- |
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345 // |
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346 void CBrowserWindowManager::AddObserverL( MWindowObserver* aObserver ) |
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347 { |
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348 LOG_ENTERFN("CBrowserWindowManager::AddObserver"); |
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349 if ( iObservers ) |
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350 { |
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351 iObservers->AppendL( aObserver ); |
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352 } |
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353 } |
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354 |
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355 // ----------------------------------------------------------------------------- |
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356 // CBrowserWindowManager::RemoveObserver() |
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357 // ----------------------------------------------------------------------------- |
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358 // |
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359 void CBrowserWindowManager::RemoveObserver( MWindowObserver* aObserver ) |
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360 { |
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361 LOG_ENTERFN("CBrowserWindowManager::RemoveObserver"); |
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362 TInt i( 0 ); |
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363 TInt count = iObservers->Count(); |
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364 for ( i = 0; i < count; i++ ) |
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365 { |
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366 if ( iObservers->At( i ) == aObserver ) |
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367 { |
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368 iObservers->Delete( i ); |
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369 break; |
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370 } |
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371 } |
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372 } |
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373 |
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374 // ----------------------------------------------------------------------------- |
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375 // CBrowserWindowManager::NotifyObservers() |
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376 // ----------------------------------------------------------------------------- |
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377 // |
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378 void CBrowserWindowManager::NotifyObserversL( TWindowEvent aEvent, TInt aWindowId ) |
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379 { |
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380 LOG_ENTERFN("CBrowserWindowManager::NotifyObservers"); |
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381 if ( iObservers ) |
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382 { |
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383 TInt i; |
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384 TInt count = iObservers->Count(); |
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385 |
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386 if ( count ) |
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387 { |
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388 for ( i = 0; i < count; i++ ) |
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389 { |
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390 iObservers->At( i )->WindowEventHandlerL( aEvent, aWindowId ); |
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391 } |
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392 } |
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393 } |
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394 } |
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395 |
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396 // ----------------------------------------------------------------------------- |
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397 // CBrowserWindowManager::CreateWindowL() |
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398 // ----------------------------------------------------------------------------- |
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399 // |
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400 CBrowserWindow* CBrowserWindowManager::CreateWindowL( |
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401 TInt aParentId, |
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402 const TDesC* aTargetName ) |
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403 { |
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404 PERFLOG_LOCAL_INIT |
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405 PERFLOG_STOPWATCH_START |
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406 LOG_ENTERFN("WindowManager::CreateWindowL"); |
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407 RemoveDeletedWindowsL(); |
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408 if( WindowCount() >= iMaxWindowCount ) |
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409 { |
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410 HBufC* maxWinsReached = StringLoader::LoadLC(R_BROWSER_NOTE_MAX_WINDOWS); |
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411 ApiProvider()->DialogsProvider().DialogNoteL( *maxWinsReached ); |
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412 CleanupStack::PopAndDestroy( maxWinsReached ); |
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413 return NULL; |
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414 } |
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415 CBrowserWindow* window = NULL; |
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416 // search for already existing window |
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417 Window( aParentId, aTargetName, window, iWindowQueue ); // error is ignored |
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418 if( window ) |
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419 { |
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420 |
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421 return window; |
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422 } |
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423 window = CBrowserWindow::NewLC( ++iWindowIdGenerator, aTargetName, this ); |
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424 BROWSER_LOG( ( _L( "Window is created, ID: %d, windowCount: %d" ), |
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425 window->WindowId(), WindowCount ) ); |
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426 // create a WindowQue instance initiated by the new window |
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427 CBrowserWindowQue *windowQue = new (ELeave) CBrowserWindowQue( window ); |
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428 CleanupStack::PushL( windowQue ); |
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429 // and set window's parent |
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430 TInt error2( Window( aParentId, windowQue->iParent, iWindowQueue ) ); |
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431 BROWSER_LOG( ( _L( "error2: %d" ), error2 ) ); |
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432 // append window to the list |
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433 if( iWindowQueue ) |
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434 { |
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435 BROWSER_LOG( ( _L( "window queue not empty" ) ) ); |
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436 iWindowQueue->AppendL( windowQue ); |
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437 } |
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438 else |
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439 { |
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440 BROWSER_LOG( ( _L( "window queue empty" ) ) ); |
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441 iWindowQueue = windowQue; |
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442 } |
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443 CleanupStack::Pop( windowQue ); |
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444 |
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445 // window is created and append to the list successfully |
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446 ++iWindowCount; |
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447 |
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448 CleanupStack::Pop( window ); |
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449 NotifyObserversL( EWindowOpen, window->WindowId() ); |
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450 |
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451 // window is activated by the client |
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452 PERFLOG_STOP_WRITE("****CreateWindowL***") |
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453 return window; |
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454 } |
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455 |
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456 // ----------------------------------------------------------------------------- |
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457 // CBrowserWindowManager::DeleteWindowL() |
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458 // ----------------------------------------------------------------------------- |
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459 // |
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460 TInt CBrowserWindowManager::DeleteWindowL( |
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461 TInt aWindowId, |
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462 TBool aUserInitiated ) |
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463 { |
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464 LOG_ENTERFN("WindowManager::DeleteWindowL"); |
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465 TInt windowToBeActivated( KErrNotFound ); |
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466 // find the window |
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467 CBrowserWindowQue* windowQue = NULL; |
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468 Window( aWindowId, windowQue, iWindowQueue ); |
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469 if( windowQue ) |
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470 { |
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471 // make the old window absolutely inactive |
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472 windowQue->iWindow->BrCtlInterface().HandleCommandL( |
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473 (TInt)TBrCtlDefs::ECommandClearHistory + (TInt)TBrCtlDefs::ECommandIdBase ); |
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474 // Changes were made to ClearHistory that cause it to keep one (current) page |
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475 // In order to reuse a window we need to clear the history again after the first new page |
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476 // is loaded. |
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477 windowQue->iWindow->SetFirstPage(ETrue); |
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478 |
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479 |
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480 windowQue->iWindow->BrCtlInterface().HandleCommandL( |
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481 (TInt)TBrCtlDefs::ECommandLoseFocus + (TInt)TBrCtlDefs::ECommandIdBase ); |
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482 |
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483 if(windowQue->iWindow->HasWMLContent(EFalse)) |
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484 { |
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485 windowQue->iWindow->BrCtlInterface().HandleCommandL( |
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486 (TInt)TBrCtlDefs::ECommandUnloadWMLEngine + (TInt)TBrCtlDefs::ECommandIdBase ); |
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487 } |
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488 |
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489 // On 3.1 CancelFetch activates the content view for some reason |
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490 // this section is temporarily flagged out until further |
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491 // investigation. |
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492 windowQue->iWindow->BrCtlInterface().HandleCommandL( |
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493 (TInt)TBrCtlDefs::ECommandCancelFetch + (TInt)TBrCtlDefs::ECommandIdBase ); |
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494 |
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495 // if the topmost window is deleted |
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496 // try to find a new one to be activated |
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497 if( iCurrentWindow == windowQue ) |
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498 { |
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499 CBrowserWindowQue* next = windowQue->Next(); |
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500 CBrowserWindowQue* prev = windowQue->Prev(); |
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501 if( next ) |
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502 { |
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503 windowToBeActivated = next->iWindow->WindowId(); |
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504 iCurrentWindow = next; |
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505 } |
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506 else if( prev ) |
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507 { |
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508 windowToBeActivated = prev->iWindow->WindowId(); |
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509 iCurrentWindow = prev; |
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510 } |
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511 else |
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512 { |
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513 windowToBeActivated = 0; |
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514 } |
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515 } |
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516 // else a background window was deleted |
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517 |
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518 // last window handling |
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519 if( WindowCount() == 1 ) |
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520 { |
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521 // here we already set the windowToBeActivated to 0 |
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522 // means CloseContentView or Exit in AppUi |
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523 |
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524 // clear all content of Window (images, scripts) |
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525 |
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526 // windowQue->iWindow->BrCtlInterface().HandleCommandL( |
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527 // (TInt)TBrCtlDefs::ECommand + (TInt)TBrCtlDefs::ECommandIdBase ); |
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528 windowQue->iWindow->BrCtlInterface().HandleCommandL( |
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529 (TInt)TBrCtlDefs::ECommandUnloadWMLEngine + (TInt)TBrCtlDefs::ECommandIdBase ); |
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530 |
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531 //Remove the plugins windows. This is a fix for plugins still plays in the background |
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532 //while the page is closed. |
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533 windowQue->iWindow->BrCtlInterface().HandleCommandL( |
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534 (TInt)TBrCtlDefs::ECommandUnLoadPluginWindows + (TInt)TBrCtlDefs::ECommandIdBase ); |
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535 |
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536 iIsContentExist = EFalse; |
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537 windowQue->iWindow->SetHasWMLContent(EFalse); |
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538 windowQue->iWindow->SetCurrWinHasWMLContent(EFalse); |
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539 |
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540 |
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541 } |
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542 // Update MW Indicator |
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543 else if ( WindowCount() == 2 ) |
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544 { |
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545 // sets the window status |
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546 windowQue->iStatus |= CBrowserWindowQue::EWindowDeleted; |
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547 windowQue->iWindow->DeactivateL(); |
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548 // maintain deleted windows' count |
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549 ++iDeletedWindowCount; |
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550 |
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551 if( aUserInitiated ) |
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552 { |
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553 DeleteOneWindowL( aWindowId ); |
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554 } |
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555 } |
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556 else |
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557 { |
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558 // sets the window status |
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559 windowQue->iStatus |= CBrowserWindowQue::EWindowDeleted; |
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560 windowQue->iWindow->DeactivateL(); |
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561 // maintain deleted windows' count |
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562 ++iDeletedWindowCount; |
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563 |
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564 if( aUserInitiated ) |
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565 { |
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566 DeleteOneWindowL( aWindowId ); |
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567 } |
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568 } |
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569 } |
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570 NotifyObserversL( EWindowClose, aWindowId ); |
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571 |
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572 return windowToBeActivated; |
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573 } |
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574 |
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575 // ----------------------------------------------------------------------------- |
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576 // CBrowserWindowManager::SwitchWindowL() |
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577 // ----------------------------------------------------------------------------- |
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578 // |
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579 TInt CBrowserWindowManager::SwitchWindowL( TInt aWindowId, TBool aDraw ) |
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580 { |
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581 LOG_ENTERFN("WindowManager::SwitchWindowL"); |
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582 CBrowserWindowQue* windowQue = NULL; |
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583 TBool wdnSwitching = EFalse; |
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584 TInt error( Window( aWindowId, windowQue, iWindowQueue ) ); |
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585 BROWSER_LOG( ( _L( "error: %d" ), error ) ); |
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586 if( windowQue ) |
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587 { |
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588 BROWSER_LOG( ( _L( "Switching..." ) ) ); |
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589 if( windowQue != iCurrentWindow ) |
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590 { |
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591 wdnSwitching = ETrue; |
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592 iCurrentWindow->iWindow->DeactivateL(); |
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593 iCurrentWindow = windowQue; |
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594 } |
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595 //If the history view is up, don't activate the content view unless it is switching the window. Otherwise, |
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596 //it will overdraw the history view and it will cause serious problems when there |
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597 //is a background redirection |
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598 if(!iCurrentWindow->iWindow->IsWindowActive() && (!iContentView->IsHistoryViewUp() || wdnSwitching)) |
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599 { |
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600 iCurrentWindow->iWindow->ActivateL( aDraw ); |
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601 iContentView->UpdateCbaL(); |
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602 } |
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603 } |
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604 return error; |
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605 } |
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606 |
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607 // ----------------------------------------------------------------------------- |
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608 // CBrowserWindowManager::Window() |
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609 // ----------------------------------------------------------------------------- |
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610 // search for a window identified by its Id |
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611 TInt CBrowserWindowManager::Window( |
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612 TInt aWindowId, |
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613 CBrowserWindowQue*& aWindowQue, |
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614 CBrowserWindowQue* aStartingItem ) const |
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615 { |
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616 LOG_ENTERFN("WindowManager::Window( Id )"); |
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617 TInt error( KErrNotFound ); |
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618 CBrowserWindowQue *windowQue = aStartingItem; |
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619 for( ; (error != KErrNone) && (windowQue); windowQue = windowQue->iNext ) |
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620 { |
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621 if( windowQue->iWindow->WindowId() == aWindowId ) |
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622 { |
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623 error = KErrNone; |
|
624 aWindowQue = windowQue; |
|
625 } |
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626 } |
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627 return error; |
|
628 } |
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629 |
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630 // ----------------------------------------------------------------------------- |
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631 // CBrowserWindowManager::Window() |
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632 // ----------------------------------------------------------------------------- |
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633 // search for a window identified by TargetName and its Parent |
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634 TInt CBrowserWindowManager::Window( |
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635 TInt aParentId, |
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636 const TDesC* aTargetName, |
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637 CBrowserWindow*& aWindow, |
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638 CBrowserWindowQue* aStartingItem ) const |
|
639 { |
|
640 LOG_ENTERFN("WindowManager::Window( Parent, Target )"); |
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641 TInt error( KErrNotFound ); |
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642 if( aTargetName && aTargetName->Length() ) // sanity check |
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643 { |
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644 CBrowserWindow* window = NULL; |
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645 CBrowserWindowQue *windowQue = aStartingItem; |
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646 CBrowserWindowQue* parent = NULL; |
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647 for( ; (error != KErrNone) && (windowQue); windowQue = windowQue->iNext ) |
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648 { |
|
649 window = windowQue->iWindow; |
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650 parent = windowQue->iParent; |
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651 if( parent && |
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652 ( parent->iWindow->WindowId() == aParentId ) && |
|
653 ( window->TargetName()->Compare( *aTargetName ) == 0 ) ) |
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654 { |
|
655 error = KErrNone; |
|
656 aWindow = window; |
|
657 } |
|
658 } |
|
659 } |
|
660 return error; |
|
661 } |
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662 |
|
663 // ----------------------------------------------------------------------------- |
|
664 // CBrowserWindowManager::DeleteOneWindowL() |
|
665 // ----------------------------------------------------------------------------- |
|
666 // |
|
667 TInt CBrowserWindowManager::DeleteOneWindowL( TInt aWindowId ) |
|
668 { |
|
669 // Last window cannot be deleted, this is not called then. |
|
670 LOG_ENTERFN("WindowManager::DeleteOneWindowL"); |
|
671 CBrowserWindowQue* windowQue = NULL; |
|
672 // find window, error ignored |
|
673 Window( aWindowId, windowQue, iWindowQueue ); |
|
674 if( windowQue ) |
|
675 { |
|
676 // set WindowQueue's first item if required |
|
677 if( iWindowQueue == windowQue ) |
|
678 { |
|
679 iWindowQueue = windowQue->iNext; |
|
680 } |
|
681 |
|
682 // clear children's parent pointer |
|
683 CBrowserWindowQue* queue = iWindowQueue; |
|
684 for( ; queue; queue = queue->iNext ) |
|
685 { |
|
686 if( queue->iParent == windowQue ) |
|
687 { |
|
688 queue->iParent = NULL; |
|
689 } |
|
690 } |
|
691 |
|
692 // decrease WindowCount |
|
693 --iWindowCount; |
|
694 |
|
695 // maintain deleted status |
|
696 if ( windowQue->iStatus & CBrowserWindowQue::EWindowDeleted ) |
|
697 { |
|
698 __ASSERT_DEBUG( iDeletedWindowCount, |
|
699 Util::Panic( Util::EUnExpected )); |
|
700 --iDeletedWindowCount; |
|
701 } |
|
702 // delete window via its windowQue container |
|
703 delete windowQue; |
|
704 } |
|
705 return KErrNone; |
|
706 } |
|
707 |
|
708 // ---------------------------------------------------------------------------- |
|
709 // CBrowserWindowManager::RemoveDeletedWindowsL() |
|
710 // ---------------------------------------------------------------------------- |
|
711 // |
|
712 void CBrowserWindowManager::RemoveDeletedWindowsL() |
|
713 { |
|
714 CBrowserWindowQue *window = iWindowQueue; |
|
715 CBrowserWindowQue *temp = NULL; |
|
716 // walk through all the windows |
|
717 for( ; window; ) |
|
718 { |
|
719 temp = window; |
|
720 window = window->iNext; |
|
721 // if it is set as deleted |
|
722 if( temp->iStatus & CBrowserWindowQue::EWindowDeleted ) |
|
723 { |
|
724 DeleteOneWindowL( temp->iWindow->WindowId() ); |
|
725 } |
|
726 } |
|
727 } |
|
728 |
|
729 // ---------------------------------------------------------------------------- |
|
730 // CBrowserWindowManager::HandlePreferencesChangeL() |
|
731 // ---------------------------------------------------------------------------- |
|
732 // |
|
733 void CBrowserWindowManager::HandlePreferencesChangeL( |
|
734 const TPreferencesEvent aEvent, |
|
735 TPreferencesValues& aValues, |
|
736 TBrCtlDefs::TBrCtlSettings aSettingType ) |
|
737 { |
|
738 LOG_ENTERFN("WindowManager::HandlePreferencesChangeL"); |
|
739 BROWSER_LOG( ( _L( "Preferences event: %d" ), aEvent ) ); |
|
740 switch( aEvent ) |
|
741 { |
|
742 case EPreferencesActivate: |
|
743 { |
|
744 // Topmost Window ONLY |
|
745 if ( iCurrentWindow ) |
|
746 { |
|
747 iCurrentWindow->iWindow->HandlePreferencesChangeL( |
|
748 aEvent, aValues, aSettingType ); |
|
749 } |
|
750 break; |
|
751 } |
|
752 case EPreferencesDeactivate: |
|
753 case EPreferencesItemChange: |
|
754 { |
|
755 // All windows |
|
756 CBrowserWindowQue *windowQue = iWindowQueue; |
|
757 for( ; windowQue; windowQue = windowQue->Next() ) |
|
758 { |
|
759 windowQue->iWindow->HandlePreferencesChangeL( |
|
760 aEvent, aValues, aSettingType ); |
|
761 } |
|
762 break; |
|
763 } |
|
764 default: |
|
765 // don't do anything |
|
766 break; |
|
767 } |
|
768 } |
|
769 |
|
770 // ---------------------------------------------------------------------------- |
|
771 // CBrowserWindowManager::SendCommandToAllWindowsL() |
|
772 // ---------------------------------------------------------------------------- |
|
773 // |
|
774 void CBrowserWindowManager::SendCommandToAllWindowsL( |
|
775 TInt aCommand ) |
|
776 { |
|
777 LOG_ENTERFN("WindowManager::SendCommandToAllWindowsL"); |
|
778 BROWSER_LOG( ( _L( "Command: %d" ), aCommand ) ); |
|
779 |
|
780 CBrowserWindowQue *windowQue = iWindowQueue; |
|
781 for( ; windowQue; windowQue = windowQue->Next() ) |
|
782 { |
|
783 windowQue->iWindow->BrCtlInterface().HandleCommandL(aCommand); |
|
784 } |
|
785 } |
|
786 |
|
787 // ---------------------------------------------------------------------------- |
|
788 // CBrowserWindowManager::SetCurrentWindowViewState() |
|
789 // ---------------------------------------------------------------------------- |
|
790 // |
|
791 void CBrowserWindowManager::SetCurrentWindowViewState(TBrCtlDefs::TBrCtlState aViewState, TInt aValue) |
|
792 { |
|
793 LOG_ENTERFN("WindowManager::SetCurrentWindowViewState"); |
|
794 BROWSER_LOG( ( _L( "State: %d" ), aViewState ) ); |
|
795 |
|
796 TBool val(aValue > 0); |
|
797 if (aViewState == TBrCtlDefs::EStateWmlView) |
|
798 { |
|
799 CurrentWindow()->SetWMLMode(val); // set current page has wml (true or false) |
|
800 if (val) |
|
801 { |
|
802 CurrentWindow()->SetHasWMLContent(ETrue); // at least 1 page in window has/had wml |
|
803 CurrentWindow()->SetCurrWinHasWMLContent(ETrue); // current page has wml content |
|
804 |
|
805 } |
|
806 else |
|
807 { |
|
808 CurrentWindow()->SetCurrWinHasWMLContent(EFalse);// current page isn't wml |
|
809 } |
|
810 } |
|
811 } |
|
812 |
|
813 // ---------------------------------------------------------------------------- |
|
814 // CBrowserWindowManager::CloseAllWindowsExceptCurrent() |
|
815 // ---------------------------------------------------------------------------- |
|
816 // |
|
817 void CBrowserWindowManager::CloseAllWindowsExceptCurrent() |
|
818 { |
|
819 LOG_ENTERFN("WindowManager::CloseAllWindowsExceptCurrent"); |
|
820 CBrowserWindowQue* window = iWindowQueue; |
|
821 for( ; window; window = window->Next() ) |
|
822 { |
|
823 if(iCurrentWindow != window) |
|
824 { |
|
825 DeleteWindowL(window->iWindow->WindowId(), EFalse); |
|
826 } |
|
827 } |
|
828 } |
|
829 // End of file |
|