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1 // Copyright (c) 1994-2009 Nokia Corporation and/or its subsidiary(-ies). |
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2 // All rights reserved. |
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3 // This component and the accompanying materials are made available |
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4 // under the terms of "Eclipse Public License v1.0" |
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5 // which accompanies this distribution, and is available |
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6 // at the URL "http://www.eclipse.org/legal/epl-v10.html". |
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7 // |
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8 // Initial Contributors: |
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9 // Nokia Corporation - initial contribution. |
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10 // |
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11 // Contributors: |
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12 // |
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13 // Description: |
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14 // Window functions |
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15 // |
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16 // |
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17 |
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18 #include "server.h" |
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19 #include "rootwin.h" |
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20 #include "window.h" |
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21 #include "walkwindowtree.h" |
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22 #include "wstop.h" |
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23 #include "ScrDev.H" |
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24 #include "EVENT.H" |
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25 #include "ANIM.H" |
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26 #include "Direct.H" |
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27 #include "panics.h" |
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28 #include "backedupwindow.h" |
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29 #include "wstypes.h" |
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30 #include "windowelementset.h" |
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31 |
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32 CWsWindow* CWsWindow::iAccessListRecentEnd = 0; |
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33 CWsWindow* CWsWindow::iAccessListOldestEnd = 0; |
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34 |
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35 #ifndef _DEBUG |
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36 |
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37 #define LOG_WINDOW_REDRAW_START(wswin) |
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38 #define LOG_WINDOW_REDRAW_END(wswin) |
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39 #define LOG_WINDOW_ANIM_REDRAW_START(wswin) |
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40 #define LOG_WINDOW_ANIM_REDRAW_END(wswin) |
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41 #define LOG_WINDOW_SPRITE_REDRAW_START(aWsWin) |
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42 #define LOG_WINDOW_SPRITE_REDRAW_END(aWsWin) |
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43 |
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44 #else |
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45 |
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46 #define LOG_WINDOW_REDRAW_START(wswin) LogWindowRedrawStart(wswin) |
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47 #define LOG_WINDOW_REDRAW_END(wswin) LogWindowRedrawEnd(wswin) |
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48 #define LOG_WINDOW_ANIM_REDRAW_START(wswin) LogWindowAnimRedrawStart(wswin) |
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49 #define LOG_WINDOW_ANIM_REDRAW_END(wswin) LogWindowAnimRedrawEnd(wswin) |
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50 #define LOG_WINDOW_SPRITE_REDRAW_START(wswin) LogWindowSpriteRedrawStart(wswin) |
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51 #define LOG_WINDOW_SPRITE_REDRAW_END(wswin) LogWindowSpriteRedrawEnd(wswin) |
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52 |
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53 #include "../debuglog/DEBUGLOG.H" |
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54 extern CDebugLogBase *wsDebugLog; |
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55 |
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56 extern void LogRegion(const TRegion* aRegion) |
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57 { |
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58 TBuf<LogTBufSize> log; |
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59 TTruncateOverflow overflow; |
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60 TInt rectCount = (aRegion == NULL ? 0 : aRegion->Count()); |
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61 log.AppendFormat(_L("Fading region: [%d,"), &overflow, rectCount); |
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62 if (rectCount > 0) |
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63 { |
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64 const TRect* rectangles = aRegion->RectangleList(); |
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65 TBuf<1> comma; |
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66 for (TInt ii = 0; ii < rectCount; ii++) |
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67 { |
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68 TRect current = rectangles[ii]; |
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69 log.AppendFormat(_L("%S{{%d,%d},{%d,%d}}"), &overflow, &comma, |
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70 current.iTl.iX,current.iTl.iY,current.iBr.iX,current.iBr.iY); |
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71 comma = _L(","); |
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72 } |
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73 } |
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74 else |
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75 { |
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76 log.AppendFormat(_L("NULL"), &overflow); |
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77 } |
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78 log.AppendFormat(_L("]"), &overflow); |
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79 wsDebugLog->MiscMessage(CDebugLogBase::ELogEverything, log); |
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80 } |
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81 |
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82 extern void LogFadeStart(const CWsWindow* aWsWin) |
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83 { |
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84 if (wsDebugLog && aWsWin->WsOwner()) |
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85 { |
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86 _LIT(KLogDrawCommandsStart, ">> CWsRedrawMsgWindow::Fade() [%S][app %d] RWindow[%d]"); |
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87 const TDesC& clientName = aWsWin->WsOwner()->Client().FullName(); |
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88 TBuf<LogTBufSize> log; |
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89 TTruncateOverflow overflow; |
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90 log.AppendFormat(KLogDrawCommandsStart, &overflow, &clientName, aWsWin->WsOwner()->ConnectionHandle(), aWsWin->LogHandle()); |
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91 wsDebugLog->MiscMessage(CDebugLogBase::ELogEverything, log); |
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92 } |
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93 } |
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94 |
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95 extern void LogFadeRegion(const TRegion* aRegion) |
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96 { |
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97 if (wsDebugLog) |
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98 { |
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99 LogRegion(aRegion); |
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100 } |
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101 } |
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102 |
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103 extern void LogFadeEnd(const CWsWindow* aWsWin) |
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104 { |
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105 if (wsDebugLog && aWsWin->WsOwner()) |
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106 { |
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107 _LIT(KLogDrawCommandsEnd, "<< CWsRedrawMsgWindow::Fade() [%S][app %d] RWindow[%d]"); |
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108 const TDesC& clientName = aWsWin->WsOwner()->Client().FullName(); |
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109 TBuf<LogTBufSize> log; |
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110 TTruncateOverflow overflow; |
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111 log.AppendFormat(KLogDrawCommandsEnd, &overflow, &clientName, aWsWin->WsOwner()->ConnectionHandle(), aWsWin->LogHandle()); |
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112 wsDebugLog->MiscMessage(CDebugLogBase::ELogEverything, log); |
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113 } |
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114 } |
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115 |
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116 static void LogWindowRedrawStart(const CWsWindow& aWsWin) |
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117 { |
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118 if (wsDebugLog) |
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119 { |
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120 TBuf<LogTBufSize> log; |
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121 TTruncateOverflow overflow; |
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122 if(aWsWin.Type() == WS_HANDLE_ROOT_WINDOW) |
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123 { |
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124 _LIT(KAnnotateWindowRedrawStart, ">> MWsDrawAnnotationObserver::WindowRedrawStart RootWindow for screen:%d"); |
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125 log.AppendFormat(KAnnotateWindowRedrawStart, &overflow, aWsWin.Screen()->ScreenNumber()); |
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126 } |
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127 else |
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128 { |
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129 _LIT(KAnnotateWindowRedrawStart, ">> MWsDrawAnnotationObserver::WindowRedrawStart [%S][app %d] RWindow[%d]"); |
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130 const TDesC& clientName = aWsWin.WsOwner()->Client().FullName(); |
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131 log.AppendFormat(KAnnotateWindowRedrawStart, &overflow, &clientName, aWsWin.WsOwner()->ConnectionHandle(), aWsWin.LogHandle()); |
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132 } |
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133 wsDebugLog->MiscMessage(CDebugLogBase::ELogEverything, log); |
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134 } |
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135 } |
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136 |
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137 static void LogWindowRedrawEnd(const CWsWindow& aWsWin) |
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138 { |
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139 if (wsDebugLog) |
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140 { |
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141 TBuf<LogTBufSize> log; |
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142 TTruncateOverflow overflow; |
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143 if(aWsWin.Type() == WS_HANDLE_ROOT_WINDOW) |
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144 { |
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145 _LIT(KAnnotateWindowRedrawEnd, "<< MWsDrawAnnotationObserver::WindowRedrawEnd RootWindow for screen:%d"); |
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146 log.AppendFormat(KAnnotateWindowRedrawEnd, &overflow, aWsWin.Screen()->ScreenNumber()); |
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147 } |
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148 else |
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149 { |
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150 _LIT(KAnnotateWindowRedrawEnd, "<< MWsDrawAnnotationObserver::WindowRedrawEnd [%S][app %d] RWindow[%d]"); |
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151 const TDesC& clientName = aWsWin.WsOwner()->Client().FullName(); |
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152 log.AppendFormat(KAnnotateWindowRedrawEnd, &overflow, &clientName, aWsWin.WsOwner()->ConnectionHandle(), aWsWin.LogHandle()); |
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153 } |
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154 wsDebugLog->MiscMessage(CDebugLogBase::ELogEverything, log); |
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155 } |
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156 } |
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157 |
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158 static void LogWindowAnimRedrawStart(const CWsWindow& aWsWin) |
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159 { |
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160 if (wsDebugLog) |
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161 { |
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162 _LIT(KAnnotateWindowAnimRedrawStart, " >> MWsDrawAnnotationObserver::WindowAnimRedrawStart [%S][app %d] RWindow[%d]"); |
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163 const TDesC& clientName = aWsWin.WsOwner()->Client().FullName(); |
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164 TBuf<LogTBufSize> log; |
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165 TTruncateOverflow overflow; |
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166 log.AppendFormat(KAnnotateWindowAnimRedrawStart, &overflow, &clientName, aWsWin.WsOwner()->ConnectionHandle(), aWsWin.LogHandle()); |
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167 wsDebugLog->MiscMessage(CDebugLogBase::ELogEverything, log); |
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168 } |
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169 } |
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170 |
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171 static void LogWindowAnimRedrawEnd(const CWsWindow& aWsWin) |
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172 { |
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173 if (wsDebugLog) |
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174 { |
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175 _LIT(KAnnotateWindowAnimRedrawEnd, " << MWsDrawAnnotationObserver::WindowAnimRedrawEnd [%S][app %d] RWindow[%d]"); |
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176 const TDesC& clientName = aWsWin.WsOwner()->Client().FullName(); |
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177 TBuf<LogTBufSize> log; |
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178 TTruncateOverflow overflow; |
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179 log.AppendFormat(KAnnotateWindowAnimRedrawEnd, &overflow, &clientName, aWsWin.WsOwner()->ConnectionHandle(), aWsWin.LogHandle()); |
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180 wsDebugLog->MiscMessage(CDebugLogBase::ELogEverything, log); |
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181 } |
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182 } |
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183 |
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184 static void LogWindowSpriteRedrawStart(const CWsWindow& aWsWin) |
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185 { |
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186 if (wsDebugLog) |
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187 { |
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188 TBuf<LogTBufSize> log; |
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189 TTruncateOverflow overflow; |
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190 if(aWsWin.Type() == WS_HANDLE_ROOT_WINDOW) |
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191 { |
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192 _LIT(KAnnotateSpriteRedrawStart, "<< MWsDrawAnnotationObserver::WindowSpriteRedrawStart RootWindow for screen:%d"); |
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193 log.AppendFormat(KAnnotateSpriteRedrawStart, &overflow, aWsWin.Screen()->ScreenNumber()); |
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194 } |
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195 else |
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196 { |
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197 _LIT(KAnnotateSpriteRedrawStart, " >> MWsDrawAnnotationObserver::WindowSpriteRedrawStart [%S][app %d] RWindow[%d]"); |
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198 const TDesC& clientName = aWsWin.WsOwner()->Client().FullName(); |
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199 log.AppendFormat(KAnnotateSpriteRedrawStart, &overflow, &clientName, aWsWin.WsOwner()->ConnectionHandle(), aWsWin.LogHandle()); |
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200 } |
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201 wsDebugLog->MiscMessage(CDebugLogBase::ELogEverything, log); |
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202 } |
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203 } |
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204 |
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205 static void LogWindowSpriteRedrawEnd(const CWsWindow& aWsWin) |
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206 { |
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207 if (wsDebugLog) |
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208 { |
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209 TBuf<LogTBufSize> log; |
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210 TTruncateOverflow overflow; |
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211 if(aWsWin.Type() == WS_HANDLE_ROOT_WINDOW) |
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212 { |
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213 _LIT(KAnnotateSpriteRedrawEnd, " << MWsDrawAnnotationObserver::WindowSpriteRedrawEnd RootWindow for screen:%d"); |
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214 log.AppendFormat(KAnnotateSpriteRedrawEnd, &overflow, aWsWin.Screen()->ScreenNumber()); |
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215 } |
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216 else |
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217 { |
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218 _LIT(KAnnotateSpriteRedrawEnd, " << MWsDrawAnnotationObserver::WindowSpriteRedrawEnd [%S][app %d] RWindow[%d]"); |
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219 const TDesC& clientName = aWsWin.WsOwner()->Client().FullName(); |
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220 log.AppendFormat(KAnnotateSpriteRedrawEnd, &overflow, &clientName, aWsWin.WsOwner()->ConnectionHandle(), aWsWin.LogHandle()); |
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221 } |
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222 wsDebugLog->MiscMessage(CDebugLogBase::ELogEverything, log); |
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223 } |
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224 } |
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225 |
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226 #endif |
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227 |
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228 extern void AnnotateWindowRedrawStart(const CWsWindow& aWsWin, const TRegion& aRegion) |
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229 { |
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230 LOG_WINDOW_REDRAW_START(aWsWin); |
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231 MWsDrawAnnotationObserver* annoObs = aWsWin.Screen()->DrawAnnotationObserver(); |
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232 if(annoObs) |
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233 { |
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234 annoObs->WindowRedrawStart(aWsWin, aRegion); |
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235 } |
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236 } |
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237 |
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238 extern void AnnotateWindowRedrawEnd(const CWsWindow& aWsWin) |
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239 { |
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240 LOG_WINDOW_REDRAW_END(aWsWin); |
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241 MWsDrawAnnotationObserver* annoObs = aWsWin.Screen()->DrawAnnotationObserver(); |
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242 if(annoObs) |
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243 { |
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244 annoObs->WindowRedrawEnd(aWsWin); |
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245 } |
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246 } |
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247 |
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248 extern void AnnotateWindowAnimRedrawStart(const CWsWindow& aWsWin, const CWsAnim& aAnim, const TRegion& aRegion) |
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249 { |
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250 LOG_WINDOW_ANIM_REDRAW_START(aWsWin); |
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251 MWsDrawAnnotationObserver* annoObs = aWsWin.Screen()->DrawAnnotationObserver(); |
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252 if(annoObs) |
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253 { |
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254 annoObs->WindowAnimRedrawStart(aAnim, aRegion); |
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255 } |
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256 } |
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257 |
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258 extern void AnnotateWindowAnimRedrawEnd(const CWsWindow& aWsWin, const CWsAnim& aAnim) |
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259 { |
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260 LOG_WINDOW_ANIM_REDRAW_END(aWsWin); |
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261 MWsDrawAnnotationObserver* annoObs = aWsWin.Screen()->DrawAnnotationObserver(); |
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262 if(annoObs) |
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263 { |
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264 annoObs->WindowAnimRedrawEnd(aAnim); |
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265 } |
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266 } |
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267 |
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268 extern void AnnotateSpriteRedrawStart(const CWsWindow& aWsWin, const CWsSpriteBase& aSprite, const TRegion& aRegion) |
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269 { |
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270 LOG_WINDOW_SPRITE_REDRAW_START(aWsWin); |
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271 MWsDrawAnnotationObserver* annoObs = aWsWin.Screen()->DrawAnnotationObserver(); |
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272 if(annoObs) |
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273 { |
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274 annoObs->SpriteRedrawStart(aSprite, aRegion); |
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275 } |
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276 } |
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277 |
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278 extern void AnnotateSpriteRedrawEnd(const CWsWindow& aWsWin, const CWsSpriteBase& aSprite) |
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279 { |
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280 LOG_WINDOW_SPRITE_REDRAW_END(aWsWin); |
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281 MWsDrawAnnotationObserver* annoObs = aWsWin.Screen()->DrawAnnotationObserver(); |
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282 if(annoObs) |
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283 { |
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284 annoObs->SpriteRedrawEnd(aSprite); |
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285 } |
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286 } |
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287 |
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288 CWsWindow::CWsWindow(CWsClient* aOwner,WH_HANDLES aType, CScreen* aScreen) : CWsWindowBase(aOwner,aType,aScreen), |
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289 iFlags(EFlagHidden), |
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290 iDSAs(_FOFF(CWsDirectScreenAccess,iMultipleDSALink)) |
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291 { |
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292 } |
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293 |
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294 CWsWindow::~CWsWindow() |
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295 { |
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296 //2-phase destruction, Shutdown() is called before destructor |
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297 iFadableRegion.Reset(); |
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298 iQuickFadeRegion.Reset(); |
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299 } |
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300 |
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301 void CWsWindow::Fade(MWsGraphicsContext * aGc, const TRegion& aRegion) |
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302 { |
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303 if ( NULL != iRedraw ) |
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304 { |
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305 iRedraw->Fade( aGc, aRegion ); |
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306 } |
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307 } |
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308 |
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309 void CWsWindow::Construct() |
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310 { |
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311 InsertIntoAccessListOldestEnd(); |
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312 } |
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313 |
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314 void CWsWindow::Shutdown() |
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315 { |
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316 TWindowServerEvent::NotifyDrawer(TWservCrEvent(TWservCrEvent::EWindowClosing, 0, 0, this)); |
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317 RemoveFromAccessList(); |
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318 CWsAnim::WindowClosing(iAnimList); // Destroy any animated objects attached to this window |
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319 iVisibleRegion.Reset(); |
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320 iScheduledRegion.Reset(); |
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321 iScheduledSpriteRegion.Reset(); |
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322 iDirtyWindowRegion.Reset(); |
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323 iDirtySpriteRegion.Reset(); |
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324 AbortAllDSAs(); |
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325 CWsWindowBase::Shutdown(); |
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326 SetPointerCursor(NULL); |
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327 delete iRedraw; |
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328 iRedraw=NULL; |
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329 Screen()->RemoveFromScheduledList(this); |
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330 Screen()->RemoveFromTimedDrawList(this); |
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331 Screen()->RemoveFromQuickFadeList(this); |
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332 } |
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333 |
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334 // |
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335 // Region and invalid area functions // |
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336 // |
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337 |
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338 TRect CWsWindow::FullRect() const |
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339 { |
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340 return(TRect(iOrigin,iRel.Size())); |
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341 } |
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342 |
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343 // |
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344 // Normal regions // |
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345 // |
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346 |
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347 void CWsWindow::AreaCovered(TRegion &aRegion) |
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348 { |
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349 aRegion.Copy(WindowArea()); |
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350 } |
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351 |
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352 void CWsWindow::SetNonFading(TBool aNonFade) |
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353 { |
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354 const TUint oldFlags = iFlags; |
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355 |
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356 if (aNonFade) |
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357 iFlags|=EFlagNonFadingWindow; |
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358 else |
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359 iFlags&=(~EFlagNonFadingWindow); |
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360 |
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361 //Schedule window for quickfade if non-fading flag is changed |
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362 if (!Screen()->ChangeTracking() && CWsTop::IsFadeEnabled() && (oldFlags != iFlags) ) |
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363 { |
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364 Screen()->AcceptFadeRequest(this, !aNonFade); |
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365 } |
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366 |
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367 MWsWindowTreeObserver* const windowTreeObserver = Screen()->WindowTreeObserver(); |
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368 if (windowTreeObserver && oldFlags!=iFlags) |
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369 windowTreeObserver->FlagChanged(*this, MWsWindowTreeObserver::ENonFading, aNonFade); |
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370 } |
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371 |
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372 TPoint CWsWindow::InquireOffset(TUint32 aHandle) const |
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373 { |
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374 CWsWindowBase *win2; |
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375 iWsOwner->HandleToWindow(aHandle,&win2); |
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376 return(iOrigin-win2->Origin()); |
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377 } |
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378 |
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379 TDisplayMode CWsWindow::SetRequiredDisplayModeL(TDisplayMode) |
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380 { |
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381 return DisplayMode(); |
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382 } |
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383 |
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384 TDisplayMode CWsWindow::DisplayMode() const |
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385 { |
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386 return iScreen->DisplayMode(); |
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387 } |
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388 |
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389 void CWsWindow::StatusDump(TDes &aBuf) |
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390 { |
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391 _LIT(KStatusString1,"CWsWindow[0x%x]RWindow[0x%x,%d],Pos(%d,%d),Size(%d,%d)"); |
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392 _LIT(KStatusString3,",Mode=%d"); |
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393 _LIT(KStatusInvisible,",Inv"); |
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394 aBuf.AppendFormat(KStatusString1,this,iClientHandle,LogHandle(),iRel.iTl.iX,iRel.iTl.iY,Size().iWidth,Size().iHeight); |
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395 TDisplayMode displayMode = DisplayMode(); |
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396 aBuf.AppendFormat(KStatusString3,(TInt&)displayMode); |
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397 if (!IsVisible()) |
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398 aBuf.Append(KStatusInvisible); |
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399 } |
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400 |
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401 TDblQue<TPointerKeyList> *CWsWindow::PointerKeyList() const |
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402 { |
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403 return(NULL); |
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404 } |
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405 |
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406 TInt CWsWindow::AddDSA(CWsDirectScreenAccess& aDirect) |
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407 { |
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408 TInt error = KErrNone; |
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409 |
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410 if (iDSAs.IsEmpty() && !aDirect.IsRegionTrackingOnly()) |
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411 { |
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412 TRAP(error,iRedraw->SetDsaElementL()); |
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413 } |
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414 |
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415 if (!error) |
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416 { |
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417 iDSAs.AddLast(aDirect); |
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418 } |
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419 |
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420 return error; |
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421 } |
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422 |
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423 void CWsWindow::RemoveDSA(CWsDirectScreenAccess& aDirect) |
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424 { |
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425 iDSAs.Remove(aDirect); |
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426 } |
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427 |
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428 void CWsWindow::AbortAllDSAs() |
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429 { |
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430 iScreen->AbortDSAs(RDirectScreenAccess::ETerminateRegion,iDSAs); |
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431 } |
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432 |
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433 void CWsWindow::PossibleVisibilityChangedEvent(TBool aForceSend) |
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434 { |
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435 // notify plugin |
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436 // |
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437 // coverity[unchecked_value] |
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438 TWservCrEvent crEvent(TWservCrEvent::EWindowVisibilityChanged, HasBeenDrawnToScreen(), IsVisible()? &iVisibleRegion : NULL, this); |
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439 TWindowServerEvent::NotifyDrawer(crEvent); |
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440 |
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441 if (!(iFlags & EFlagGeneratesVisibilityEvents)) |
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442 return; |
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443 |
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444 if (!IsVisible()) |
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445 { |
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446 goto notvisible; |
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447 } |
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448 |
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449 if (iVisibleRegion.Count() == 0) |
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450 { |
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451 goto notvisible; |
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452 } |
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453 |
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454 {// braces here to avoid gccxml error |
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455 TInt visibleArea = 0; |
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456 TInt count = iVisibleRegion.Count(); |
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457 TInt ii; |
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458 for (ii = 0; ii < count; ii++) |
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459 { |
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460 visibleArea+= iVisibleRegion[ii].Width() * iVisibleRegion[ii].Height(); |
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461 } |
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462 |
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463 const TRegion* baseRegion = (static_cast<CWsClientWindow*>(this))->BaseArea(); |
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464 TInt baseArea = 0; |
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465 count = baseRegion->Count(); |
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466 for (ii = 0; ii < count; ii++) |
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467 { |
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468 const TRect& rect = (*baseRegion)[ii]; |
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469 baseArea+= rect.Width() * rect.Height(); |
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470 } |
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471 |
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472 if (visibleArea == baseArea) |
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473 { |
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474 goto fullyvisible; |
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475 } |
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476 else |
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477 { |
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478 goto partiallyvisible; |
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479 } |
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480 } |
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481 |
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482 fullyvisible: |
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483 if (aForceSend || !(iFlags & EFlagNotCantBeSeen) || !(iFlags & EFlagCanBeSeen)) |
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484 { |
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485 iFlags |= (EFlagCanBeSeen | EFlagNotCantBeSeen); |
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486 TWindowServerEvent::SendVisibilityChangedEvents(this, TWsVisibilityChangedEvent::EPartiallyVisible | TWsVisibilityChangedEvent::EFullyVisible); |
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487 // we have to set EPartiallyVisible too for compatibility reasons |
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488 } |
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489 return; |
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490 |
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491 partiallyvisible: |
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492 if (aForceSend || !(iFlags & EFlagCanBeSeen) || (iFlags & EFlagNotCantBeSeen)) |
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493 { |
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494 iFlags |= EFlagCanBeSeen; |
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495 iFlags &= ~EFlagNotCantBeSeen; |
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496 TWindowServerEvent::SendVisibilityChangedEvents(this, TWsVisibilityChangedEvent::EPartiallyVisible); |
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497 } |
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498 return; |
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499 |
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500 notvisible: |
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501 if (aForceSend || (iFlags & EFlagCanBeSeen) || (iFlags & EFlagNotCantBeSeen)) |
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502 { |
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503 iFlags &= ~(EFlagCanBeSeen | EFlagNotCantBeSeen); |
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504 TWindowServerEvent::SendVisibilityChangedEvents(this, TWsVisibilityChangedEvent::ENotVisible); |
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505 } |
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506 return; |
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507 } |
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508 |
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509 TPoint CWsWindow::Origin() const |
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510 { |
|
511 return iOrigin; |
|
512 } |
|
513 |
|
514 TRect CWsWindow::AbsRect() const |
|
515 { |
|
516 return iAbs; |
|
517 } |
|
518 |
|
519 TSize CWsWindow::Size() const |
|
520 { |
|
521 return iRel.Size(); |
|
522 } |
|
523 |
|
524 TBool CWsWindow::SetScheduledRegion(const TRegion& aRegion) |
|
525 { |
|
526 iScheduledRegion.Copy(aRegion); |
|
527 return !iScheduledRegion.CheckError(); |
|
528 } |
|
529 |
|
530 void CWsWindow::ClearScheduledRegion() |
|
531 { |
|
532 iScheduledRegion.Reset(); |
|
533 } |
|
534 |
|
535 void CWsWindow::SetFadeBehind(TBool aFade) |
|
536 { |
|
537 if (aFade != ((iFlags & EFlagFadeBehind) != 0)) |
|
538 { |
|
539 iFlags ^= EFlagFadeBehind; |
|
540 } |
|
541 } |
|
542 |
|
543 void CWsWindow::FocusChanged(TBool aNewFocusState) |
|
544 { |
|
545 TRAPD(err,FocusChangedL(aNewFocusState)); |
|
546 if (err!=KErrNone) |
|
547 OwnerPanic(EWservPanicAnimLeave); |
|
548 } |
|
549 |
|
550 void CWsWindow::FocusChangedL(TBool aNewFocusState) |
|
551 { |
|
552 for (CWsAnim * anim = iAnimList; anim; anim = anim->Next()) |
|
553 { |
|
554 anim->FocusChanged(aNewFocusState); |
|
555 } |
|
556 } |
|
557 |
|
558 // Moves a window to the recent end of the accessed list |
|
559 void CWsWindow::Accessed() |
|
560 { |
|
561 WS_ASSERT_DEBUG(iAccessListRecentEnd && iAccessListOldestEnd, EWsPanicAccessList); |
|
562 |
|
563 RemoveFromAccessList(); |
|
564 InsertIntoAccessListRecentEnd(); |
|
565 } |
|
566 |
|
567 void CWsWindow::InsertIntoAccessListOldestEnd() |
|
568 { |
|
569 iAccessListPrev = 0; |
|
570 iAccessListNext = iAccessListOldestEnd; |
|
571 if (iAccessListNext) |
|
572 iAccessListNext->iAccessListPrev = this; |
|
573 iAccessListOldestEnd = this; |
|
574 if (!iAccessListRecentEnd) |
|
575 iAccessListRecentEnd = this; |
|
576 } |
|
577 |
|
578 void CWsWindow::InsertIntoAccessListRecentEnd() |
|
579 { |
|
580 iAccessListNext = 0; |
|
581 iAccessListPrev = iAccessListRecentEnd; |
|
582 if (iAccessListPrev) |
|
583 iAccessListPrev->iAccessListNext = this; |
|
584 iAccessListRecentEnd = this; |
|
585 if (!iAccessListOldestEnd) |
|
586 iAccessListOldestEnd = this; |
|
587 } |
|
588 |
|
589 void CWsWindow::RemoveFromAccessList() |
|
590 { |
|
591 if (iAccessListOldestEnd == this) |
|
592 iAccessListOldestEnd = iAccessListNext; |
|
593 if (iAccessListRecentEnd == this) |
|
594 iAccessListRecentEnd = iAccessListPrev; |
|
595 if (iAccessListPrev) |
|
596 iAccessListPrev->iAccessListNext = iAccessListNext; |
|
597 if (iAccessListNext) |
|
598 iAccessListNext->iAccessListPrev = iAccessListPrev; |
|
599 } |
|
600 |
|
601 TBool CWsWindow::ReleaseMemory(MWsMemoryRelease::TMemoryReleaseLevel aLevel) |
|
602 { |
|
603 for (CWsWindow * access = iAccessListOldestEnd; access; access = access->iAccessListNext) |
|
604 { |
|
605 if(access->Redraw()) |
|
606 { |
|
607 if (access->Redraw()->ReleaseMemory(aLevel)) |
|
608 return ETrue; |
|
609 } |
|
610 } |
|
611 return EFalse; |
|
612 } |
|
613 |
|
614 const TRegion& CWsWindow::VisibleRegion() const |
|
615 { |
|
616 return(iVisibleRegion); |
|
617 } |
|
618 |
|
619 const TRegion& CWsWindow::QuickFadeRegion() const |
|
620 { |
|
621 return iQuickFadeRegion; |
|
622 } |
|
623 |
|
624 const TRegion& CWsWindow::FadableRegion() const |
|
625 { |
|
626 return iFadableRegion; |
|
627 } |
|
628 |
|
629 TBool CWsWindow::IsDSAHost() const |
|
630 { |
|
631 TBool res = EFalse; |
|
632 if ( !iDSAs.IsEmpty() ) |
|
633 { |
|
634 TSglQueIter<CWsDirectScreenAccess> iter( (TSglQueBase&)iDSAs ); |
|
635 iter.SetToFirst(); |
|
636 CWsDirectScreenAccess* dsa; |
|
637 while ( (dsa = iter++) != NULL && !res ) |
|
638 { |
|
639 res = dsa->IsVisible(); |
|
640 } |
|
641 } |
|
642 return res; |
|
643 } |
|
644 |
|
645 void CWsWindow::SendState(MWsWindowTreeObserver& aWindowTreeObserver) const |
|
646 { |
|
647 aWindowTreeObserver.NodeCreated(*this, ParentNode()); |
|
648 |
|
649 if(iFlags & EFlagActive) |
|
650 { |
|
651 aWindowTreeObserver.NodeExtentChanged(*this, FullRect()); |
|
652 aWindowTreeObserver.NodeActivated(*this); |
|
653 } |
|
654 |
|
655 if(!IsVisible()) |
|
656 { |
|
657 aWindowTreeObserver.FlagChanged(*this, MWsWindowTreeObserver::EVisible, EFalse); |
|
658 } |
|
659 |
|
660 if(IsTrackingVisibleRegion()) |
|
661 { |
|
662 MWsWindowVisibilityNotifier* windowVisibilityNotifier = Screen()->WindowVisibilityNotifier(); |
|
663 if(windowVisibilityNotifier) |
|
664 windowVisibilityNotifier->RegisterWindow(*this); |
|
665 } |
|
666 |
|
667 if(HasAlpha()) |
|
668 { |
|
669 aWindowTreeObserver.FlagChanged(*this, MWsWindowTreeObserver::EAlphaChannelTransparencyEnabled, ETrue); |
|
670 } |
|
671 |
|
672 if(IsNonFading()) |
|
673 { |
|
674 aWindowTreeObserver.FlagChanged(*this, MWsWindowTreeObserver::ENonFading, ETrue); |
|
675 } |
|
676 |
|
677 if(iAnimList) |
|
678 iAnimList->SendState(aWindowTreeObserver); |
|
679 |
|
680 CWsWindowBase::SendState(aWindowTreeObserver); |
|
681 } |
|
682 |
|
683 void CWsWindow::ResetVisibleRegion() |
|
684 { |
|
685 if (!iVisibleRegion.IsEmpty()) |
|
686 { |
|
687 iVisibleRegion.Reset(); |
|
688 } |
|
689 iFadableRegion.Reset(); |
|
690 iQuickFadeRegion.Reset(); |
|
691 } |
|
692 |
|
693 void CWsWindow::SetVisibleRegion(const TRegion& aNewRegion, const TRegion* aTop) |
|
694 { |
|
695 WS_ASSERT_DEBUG(iScreen, EWsPanicNoScreen); |
|
696 STACK_REGION difference; |
|
697 TBool diffs = EFalse; |
|
698 |
|
699 difference.Copy(iVisibleRegion); |
|
700 difference.SubRegion(aNewRegion); |
|
701 if (!difference.IsEmpty()) |
|
702 { |
|
703 diffs = ETrue; |
|
704 if (IsTranslucent()) |
|
705 { |
|
706 iScreen->AddRedrawRegion(difference, EFalse); |
|
707 } |
|
708 } |
|
709 |
|
710 difference.Copy(aNewRegion); |
|
711 if (HasBeenDrawnToScreen()) |
|
712 { |
|
713 difference.SubRegion(iVisibleRegion); |
|
714 } |
|
715 if (!difference.IsEmpty()) |
|
716 { |
|
717 diffs = ETrue; |
|
718 if(!iScreen->ChangeTracking()) |
|
719 { |
|
720 //the following code will restart animations |
|
721 STACK_REGION topDiff; |
|
722 topDiff.Copy(difference); |
|
723 WS_ASSERT_DEBUG(aTop,EWsPanicRegion); |
|
724 topDiff.Intersect(*aTop); |
|
725 difference.SubRegion(topDiff); |
|
726 iScreen->AddRedrawRegion(topDiff, EFalse, ERedrawTopOnly); |
|
727 iScreen->AddRedrawRegion(difference, EFalse, ERedrawAll); |
|
728 topDiff.Close(); |
|
729 } |
|
730 else if(IsVisible()) |
|
731 { |
|
732 RestartAnimations(aNewRegion); |
|
733 } |
|
734 } |
|
735 |
|
736 difference.Close(); |
|
737 |
|
738 AbortDsaIfRequired(aNewRegion, aTop); |
|
739 |
|
740 if (diffs) |
|
741 { |
|
742 ResetVisibleRegion(); |
|
743 iVisibleRegion.Copy(aNewRegion); |
|
744 PossibleVisibilityChangedEvent(EFalse); |
|
745 |
|
746 if (Redraw()->HasElement()) |
|
747 { |
|
748 WS_ASSERT_DEBUG(WinType()==EWinTypeClient,EWsPanicWindowType); |
|
749 |
|
750 if (WinType()==EWinTypeClient) |
|
751 { |
|
752 iScreen->WindowElements().SetVisibleRegion(*static_cast<CWsClientWindow*>(this)); |
|
753 } |
|
754 } |
|
755 } |
|
756 |
|
757 // Just because the visible region (screen coordinates) didn't change doesn't |
|
758 // mean the invalid region (window coordinates) didn't change, so we always call this. |
|
759 iRedraw->VisibleRegionChange(); |
|
760 } |
|
761 |
|
762 //This function sets up the quick fadable region. |
|
763 //It removes anything that cannot be quick faded, and schedules it to be drawn in the normal fashion. |
|
764 void CWsWindow::SetFadeableRegion(const TRegion& aNewFadableRegion, const TRegion& aTop) |
|
765 { |
|
766 WS_ASSERT_DEBUG(iScreen, EWsPanicNoScreen); |
|
767 iFadableRegion.Copy(aNewFadableRegion); |
|
768 |
|
769 //Try to figure out if any part of iFadableRegion can be quick faded (i.e. fading applied to |
|
770 //the screen without first having to redraw all visible windows intersecting the region). |
|
771 if ( !iFadableRegion.IsEmpty() && iScreen->IsQuickFadeScheduled(this) ) |
|
772 { |
|
773 if (IsTranslucent()) |
|
774 { |
|
775 //If a window is semitransparent, then we cannot apply a quickfade to it if |
|
776 //the window below is faded too. |
|
777 iScreen->AddRedrawRegion(iVisibleRegion, EFalse, ERedrawAll); |
|
778 iScreen->RemoveFromQuickFadeList(this); |
|
779 } |
|
780 else |
|
781 { |
|
782 iQuickFadeRegion.Intersection(iFadableRegion, aTop); |
|
783 |
|
784 //Remove any regions not possible to quick fade from iQuickFadeRegion and |
|
785 //schedule these regions for full back-front rendering instead. |
|
786 STACK_REGION nonQuickFadableRegion; |
|
787 |
|
788 for(CWsSpriteBase * sprite = iSpriteList; sprite; sprite = sprite->Next()) |
|
789 { |
|
790 nonQuickFadableRegion.AddRect(sprite->Rect()); |
|
791 } |
|
792 |
|
793 for(CWsAnim * anim = iAnimList; anim; anim = anim->Next()) |
|
794 { |
|
795 nonQuickFadableRegion.AddRect(anim->BestRect()); |
|
796 } |
|
797 |
|
798 RWsTextCursor* const cursor = CWsTop::CurrentTextCursor(); |
|
799 if( cursor && (cursor->Window()==this) && cursor->IsStandardCursorActive() ) |
|
800 { |
|
801 nonQuickFadableRegion.AddRect(cursor->Rect()); |
|
802 } |
|
803 |
|
804 //Any regions scheduled for fading but partly or fully covered by transparent windows above them |
|
805 STACK_REGION coveredFadableRegion; |
|
806 coveredFadableRegion.Copy(iFadableRegion); |
|
807 coveredFadableRegion.SubRegion(iQuickFadeRegion); |
|
808 nonQuickFadableRegion.Union(coveredFadableRegion); |
|
809 coveredFadableRegion.Close(); |
|
810 |
|
811 nonQuickFadableRegion.Tidy(); |
|
812 |
|
813 //Remove any regions not possible to quick fade from iQuickFadeRegion |
|
814 iQuickFadeRegion.SubRegion(nonQuickFadableRegion); |
|
815 |
|
816 if (!nonQuickFadableRegion.CheckError()) |
|
817 { |
|
818 //Schedule normal drawing (full back to front rendering) for the region not possible to quick fade |
|
819 if (!nonQuickFadableRegion.IsEmpty()) |
|
820 { |
|
821 iScreen->AddRedrawRegion(nonQuickFadableRegion, EFalse, ERedrawAll); |
|
822 } |
|
823 } |
|
824 else |
|
825 { |
|
826 //Schedule normal drawing for the whole iVisibleRegion if the calculations are broken |
|
827 iScreen->AddRedrawRegion(iVisibleRegion, EFalse, ERedrawAll); |
|
828 } |
|
829 nonQuickFadableRegion.Close(); |
|
830 } |
|
831 } |
|
832 else |
|
833 { |
|
834 iQuickFadeRegion.Reset(); |
|
835 } |
|
836 } |
|
837 |
|
838 void CWsWindow::RestartAnimations(const TRegion& aNewRegion) |
|
839 { |
|
840 //When not ChangeTracking, restarting is handled by AddRedrawRegion (called from CWsWindow::SetVisibleRegion) and TWalkWindowTreeScheduleRegions |
|
841 WS_ASSERT_DEBUG(iScreen->ChangeTracking(),EWsPanicNoChangetracking); |
|
842 |
|
843 //Restart uncovered window animations |
|
844 for (CWsAnim* anim = iAnimList; anim; anim = anim->Next()) |
|
845 { |
|
846 if(!iScreen->IsScheduled(EWindowAnim, anim->BestRect(), this) && aNewRegion.Intersects(anim->BestRect())) |
|
847 { |
|
848 iScreen->ScheduleAnimation(EWindowAnim, anim->BestRect(), 0, 0, 0, this); |
|
849 } |
|
850 } |
|
851 //Restart uncovered sprite animations |
|
852 for (CWsSpriteBase* sprite = iSpriteList; sprite; sprite = sprite->Next()) |
|
853 { |
|
854 if(!iScreen->IsScheduled(ESpriteAnim, sprite->Rect(), sprite->Win()) && aNewRegion.Intersects(sprite->Rect())) |
|
855 { |
|
856 iScreen->ScheduleAnimation(ESpriteAnim, sprite->Rect(), 0, 0, 0, sprite->Win()); |
|
857 } |
|
858 } |
|
859 } |
|
860 |
|
861 void CWsWindow::ClearVisibleRegion() |
|
862 { |
|
863 AbortAllDSAs(); |
|
864 iScreen->AddRedrawRegion(VisibleRegion(), EFalse); |
|
865 ResetVisibleRegion(); |
|
866 PossibleVisibilityChangedEvent(EFalse); |
|
867 if (Redraw()->HasElement()) |
|
868 { |
|
869 WS_ASSERT_DEBUG(WinType()==EWinTypeClient,EWsPanicWindowType); |
|
870 |
|
871 if (WinType()==EWinTypeClient) |
|
872 { |
|
873 iScreen->WindowElements().SetVisibleRegion(*static_cast<CWsClientWindow*>(this)); |
|
874 } |
|
875 } |
|
876 iFlags &= ~EFlagDrawnToScreen; |
|
877 } |
|
878 |
|
879 void CWsWindow::AbortDsaIfRequired(const TRegion& aNewRegion, const TRegion* aTop) |
|
880 { |
|
881 if (!iDSAs.IsEmpty()) |
|
882 { |
|
883 // If the top visible region of this window has changed, DSA clients may need |
|
884 // to be sent a DSA abort, as they may be drawing to a different region |
|
885 STACK_REGION newTopVisible; |
|
886 newTopVisible.Copy(aNewRegion); // new visible region |
|
887 if (aTop!=NULL) |
|
888 { |
|
889 newTopVisible.Intersect(*aTop); // area of new visible region not obscured by any other opaque or translucent windows |
|
890 } |
|
891 // Build a list of DSA clients that need to be sent a DSA abort |
|
892 TSglQue<CWsDirectScreenAccess> dsaList(_FOFF(CWsDirectScreenAccess,iAbortLink)); |
|
893 TSglQueIter<CWsDirectScreenAccess> iter(iDSAs); |
|
894 CWsDirectScreenAccess* dsa; |
|
895 while ((dsa=iter++)!=NULL) |
|
896 { |
|
897 if (dsa->IsAbortRequired(newTopVisible)) |
|
898 { |
|
899 dsaList.AddLast(*dsa); |
|
900 } |
|
901 } |
|
902 if (!dsaList.IsEmpty()) |
|
903 { |
|
904 iScreen->AbortDSAs(RDirectScreenAccess::ETerminateRegion, dsaList); |
|
905 } |
|
906 newTopVisible.Close(); |
|
907 } |
|
908 } |
|
909 |
|
910 const TRegion* CWsWindow::VisibleRegionIfValid() const |
|
911 { |
|
912 return iVisibleRegion.CheckError() ? NULL : &iVisibleRegion; |
|
913 } |
|
914 |
|
915 TBool CWsWindow::ReadyToDraw() const |
|
916 { |
|
917 return iRedraw->ReadyToDraw(); |
|
918 } |
|
919 |
|
920 /** |
|
921 This function draws the region specified |
|
922 */ |
|
923 void CWsWindow::Render(MWsGraphicsContext& aGc, const TRegion& aWindowRegion, const TRegion& aWindowChildNodeRegion) |
|
924 { |
|
925 WS_ASSERT_DEBUG(IsVisible() || (WinType() == EWinTypeRoot), EWsPanicScheduledRedraw); |
|
926 |
|
927 AnnotateWindowRedrawStart(*this, aWindowRegion); |
|
928 |
|
929 Accessed(); |
|
930 iFlags |= EFlagDrawnToScreen; |
|
931 |
|
932 aGc.Reset(); |
|
933 iRedraw->PreDrawWindow(&aGc, aWindowRegion); |
|
934 iRedraw->DrawWindow(); |
|
935 iRedraw->PostDrawWindow(&aGc, aWindowChildNodeRegion); |
|
936 } |
|
937 |
|
938 void CWsWindow::SetNextScheduled(CWsWindow * aWin) |
|
939 { |
|
940 iNextScheduled = aWin; |
|
941 } |
|
942 |
|
943 CWsWindow * CWsWindow::NextScheduled() const |
|
944 { |
|
945 return iNextScheduled; |
|
946 } |
|
947 |
|
948 void CWsWindow::DeactivateAllSprites() |
|
949 { |
|
950 CWsSpriteBase * current = iSpriteList; |
|
951 while (current) |
|
952 { |
|
953 CWsSpriteBase * next = current->Next(); |
|
954 current->Deactivate(); |
|
955 current = next; |
|
956 } |
|
957 } |
|
958 |
|
959 void CWsWindow::ClipRectToViewport(TRect& aRect) const |
|
960 { |
|
961 const CWsWindowBase * win = this; |
|
962 while (win) |
|
963 { |
|
964 if (win->WinType() != EWinTypeGroup) |
|
965 { |
|
966 aRect.Intersection(win->AbsRect()); |
|
967 } |
|
968 win = win->BaseParent(); |
|
969 } |
|
970 } |
|
971 |
|
972 void CWsWindow::AddDirtyWindowRegion(const TRegion& aRegion) |
|
973 { |
|
974 iDirtyWindowRegion.Union(aRegion); |
|
975 if (iDirtyWindowRegion.CheckError()) |
|
976 { |
|
977 iDirtyWindowRegion.Reset(); |
|
978 iDirtyWindowRegion.AddRect(AbsRect()); // fallback to potentially visible part of window |
|
979 } |
|
980 } |
|
981 |
|
982 const TRegion& CWsWindow::DirtyWindowRegion() const |
|
983 { |
|
984 return iDirtyWindowRegion; |
|
985 } |
|
986 |
|
987 void CWsWindow::ScheduleDirtyWindowRegion() |
|
988 { |
|
989 iDirtyWindowRegion.Tidy(); |
|
990 iDirtyWindowRegion.Offset(iOrigin); //convert to screen coords |
|
991 iScheduledRegion.Copy(iDirtyWindowRegion); |
|
992 iDirtyWindowRegion.Reset(); |
|
993 if (iScheduledRegion.CheckError()) |
|
994 { |
|
995 iScheduledRegion.Reset(); |
|
996 iScheduledRegion.AddRect(AbsRect()); // fallback to potentially visible part of window |
|
997 } |
|
998 } |
|
999 |
|
1000 void CWsWindow::AddDirtySpriteRegion(const TRegion& aRegion) |
|
1001 { |
|
1002 iDirtySpriteRegion.Union(aRegion); |
|
1003 if (iDirtySpriteRegion.CheckError()) |
|
1004 { |
|
1005 iDirtySpriteRegion.Reset(); |
|
1006 iDirtySpriteRegion.AddRect(AbsRect()); // fallback to potentially visible part of window |
|
1007 } |
|
1008 } |
|
1009 |
|
1010 const TRegion& CWsWindow::DirtySpriteRegion() const |
|
1011 { |
|
1012 return iDirtySpriteRegion; |
|
1013 } |
|
1014 |
|
1015 void CWsWindow::ScheduleDirtySpriteRegion() |
|
1016 { |
|
1017 iDirtySpriteRegion.Tidy(); |
|
1018 iDirtySpriteRegion.Offset(iOrigin); //convert to screen coords |
|
1019 iScheduledSpriteRegion.Copy(iDirtySpriteRegion); |
|
1020 iDirtySpriteRegion.Reset(); |
|
1021 if (iScheduledSpriteRegion.CheckError()) |
|
1022 { |
|
1023 iScheduledSpriteRegion.Reset(); |
|
1024 iScheduledSpriteRegion.AddRect(AbsRect()); // fallback to potentially visible part of window |
|
1025 } |
|
1026 } |
|
1027 |
|
1028 void CWsWindow::ClearScheduledSpriteRegion() |
|
1029 { |
|
1030 iScheduledSpriteRegion.Reset(); |
|
1031 } |
|
1032 |
|
1033 /** |
|
1034 In ChangeTracking mode, wserv is not maintaining the visible region of windows. |
|
1035 Windows that need to keep track of their visible region in ChangeTracking mode |
|
1036 should call this function. |
|
1037 |
|
1038 @param aRegister ETrue if iVisibleRegion should be maintained with accurate information, |
|
1039 EFalse if not. |
|
1040 |
|
1041 @internalComponent |
|
1042 */ |
|
1043 void CWsWindow::SetupVisibleRegionTracking(TBool aRegister) |
|
1044 { |
|
1045 if (aRegister) |
|
1046 { |
|
1047 ++iVisibleRegionTrackingCounter; |
|
1048 if (iVisibleRegionTrackingCounter==1) |
|
1049 { |
|
1050 //If visible region tracking has not been setup, let's do it now. |
|
1051 iScreen->SetupVisibleRegionTracking(*this, ETrue); |
|
1052 } |
|
1053 } |
|
1054 else if (iVisibleRegionTrackingCounter>0) |
|
1055 { |
|
1056 --iVisibleRegionTrackingCounter; |
|
1057 if (iVisibleRegionTrackingCounter==0) |
|
1058 { |
|
1059 //If aReason was the last reason to track visibility, disable further notifications. |
|
1060 iScreen->SetupVisibleRegionTracking(*this, EFalse); |
|
1061 } |
|
1062 } |
|
1063 } |
|
1064 |
|
1065 /** |
|
1066 MWsWindow |
|
1067 */ |
|
1068 MWsWindow * CWsWindow::FindChildByHandle(TUint32 aHandle) |
|
1069 { |
|
1070 TWalkWindowTreeFindByHandle wwt(aHandle); |
|
1071 WalkWindowTree(wwt, EWalkChildren); |
|
1072 return wwt.Found(); |
|
1073 } |
|
1074 |
|
1075 TUint32 CWsWindow::Handle() const |
|
1076 { |
|
1077 return ClientHandle(); |
|
1078 } |
|
1079 |
|
1080 MWsScreen * CWsWindow::WsScreen() const |
|
1081 { |
|
1082 return iScreen; |
|
1083 } |
|
1084 |
|
1085 TInt CWsWindow::OrdinalPriority() const |
|
1086 { |
|
1087 return iOrdinalPriority; |
|
1088 } |