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1 // Copyright (c) 2006-2009 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 // CWsWindow and associated classes definitions |
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15 // |
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16 // |
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17 |
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18 #ifndef __WINDOW_H__ |
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19 #define __WINDOW_H__ |
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20 |
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21 #include "server.h" |
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22 #include "winbase.h" |
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23 |
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24 class CWsWindow : public CWsWindowBase, public MWsWindow |
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25 { |
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26 friend class TWalkWindowTreeDisconnect; |
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27 friend class CWsRootWindow; |
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28 friend class TWalkWindowTreeFindWithFlag; |
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29 public: |
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30 CWsWindow(CWsClient* aOwner,WH_HANDLES aType, CScreen* aScreen); |
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31 ~CWsWindow(); |
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32 void Construct(); |
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33 inline const TRect& Rel() const; |
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34 inline const TRect& Abs() const; |
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35 inline CWsWindow *PrevSiblingMultiParent() const; |
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36 inline CWsWindow *NextSiblingMultiParent() const; |
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37 inline TUint PointerFilter() const; |
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38 inline TBool HasPointerGrab() const; |
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39 inline TBool ShutDownInProgress() const; |
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40 inline TRgb BackColor() const; |
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41 virtual const TRegion& WindowArea() const = 0; |
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42 const TRegion* VisibleRegionIfValid() const; |
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43 const TRegion& VisibleRegion() const; |
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44 void ClearVisibleRegion(); |
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45 void SetVisibleRegion(const TRegion& aRegion, const TRegion* aTop, TRegion& aNewFadableRegion); |
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46 virtual void GenerateWindowRegion(RWsRegion &aRegion) const=0; |
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47 TRect FullRect() const; |
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48 inline TBool ClientSetInvisible() const; |
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49 inline TBool IsVisible() const; |
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50 inline TBool DragDropCapture() const; |
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51 inline CWsBackedUpWindow *Backup() const; |
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52 TDisplayMode DisplayMode() const; |
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53 inline TInt UsingPointerBuffer() const; |
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54 virtual TDblQue<TPointerKeyList> *PointerKeyList() const; |
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55 inline CWsWindowRedraw *Redraw() const; |
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56 inline TBool IsTopClientWindow() const; |
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57 inline TBool IsActive() const; |
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58 inline void AddDSA(CWsDirectScreenAccess& aDirect); |
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59 inline void RemoveDSA(CWsDirectScreenAccess& aDirect); |
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60 void AbortAllDSAs(); |
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61 #if defined(_DEBUG) |
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62 inline const TSglQue<CWsDirectScreenAccess>& DSAs() const; |
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63 #endif |
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64 void PossibleVisibilityChangedEvent(TBool aForceSend); |
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65 void SetNonFading(TBool aNonFading); |
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66 void SetFadeBehind(TBool aFade); |
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67 inline void GetFadingParams(TUint8& aBlackMap,TUint8& aWhiteMap) const; |
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68 inline TBool IsTranslucent() const; |
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69 inline TBool HasAlpha() const; |
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70 inline TBool HasBeenDrawnToScreen() const; |
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71 inline void SetDrawnToScreen(TBool aDrawn); |
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72 void FocusChanged(TBool aNewFocusState); |
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73 void ClipRectToViewport(TRect& aRect) const; |
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74 void SetNextScheduled(CWsWindow * aWin); |
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75 CWsWindow * NextScheduled() const; |
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76 inline const RWsRegion * ScheduledRegion() const; |
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77 TBool SetScheduledRegion(const RWsRegion& aRegion); |
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78 void ClearScheduledRegion(); |
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79 static TBool ReleaseMemory(MWsMemoryRelease::TMemoryReleaseLevel aLevel); |
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80 TBool ReadyToDraw() const; |
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81 virtual void Render(CFbsBitGc * aGc, const TRegion& aRegion); |
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82 void AddSprite(CWsSpriteBase * aSprite); |
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83 void RemoveSprite(CWsSpriteBase * aSprite); |
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84 void Accessed(); |
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85 |
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86 inline TBool IsNonFading() const; |
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87 const TRegion& FadableRegion() const; |
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88 inline TBool HasSprite() const; |
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89 inline TBool HasAnimation() const; |
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90 |
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91 public: // from CWsWindowBase |
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92 TBool IsDSAHost() const; |
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93 |
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94 public: // from MWsWindow |
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95 virtual TPoint Origin() const; |
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96 virtual TRect AbsRect() const; |
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97 virtual TSize Size() const; |
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98 virtual TUint32 Handle() const; |
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99 virtual MWsScreen * WsScreen() const; |
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100 virtual void Invalidate(const TRect *) {} |
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101 virtual MWsWindow * FindChildByHandle(TUint32 aHandle); |
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102 virtual TInt OrdinalPriority() const; |
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103 |
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104 protected: |
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105 // Shadow generation |
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106 TPoint InquireOffset(TUint32 aHandle) const; |
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107 // |
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108 void Shutdown(); // Part of two phase destruction |
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109 void FocusChangedL(TBool aNewFocusState); |
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110 void RemoveFromAccessList(); |
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111 void InsertIntoAccessListOldestEnd(); |
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112 void InsertIntoAccessListRecentEnd(); |
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113 void DeactivateAllSprites(); |
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114 private: |
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115 void StatusDump(TDes &aBuf); |
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116 void ResetVisibleRegion(); |
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117 void AbortDsaIfRequired(const TRegion& aNewRegion, const TRegion* aTop); |
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118 #if defined (_DEBUG) |
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119 public: |
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120 TBool iInteresting; // Often useful while debugging for conditional breakpoints. |
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121 #endif |
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122 protected: |
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123 TRect iRel; |
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124 TRect iAbs; |
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125 TPoint iOrigin; |
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126 RWsRegion iVisibleRegion; |
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127 TUint iPointerFilter; |
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128 TInt iPointerCapturePriority; |
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129 TUint iFlags; |
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130 CWsWindowRedraw *iRedraw; |
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131 TSglQue<CWsDirectScreenAccess> iDSAs; |
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132 CWsWindow * iNextScheduled; |
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133 RWsRegion iScheduledRegion; |
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134 // The access list is a "most recently drawn" ordering list of all redraw msg windows. |
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135 static CWsWindow * iAccessListRecentEnd; |
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136 static CWsWindow * iAccessListOldestEnd; |
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137 CWsWindow * iAccessListPrev; |
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138 CWsWindow * iAccessListNext; |
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139 TUint8 iBlackMap; |
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140 TUint8 iWhiteMap; |
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141 RWsRegion iFadableRegion; // Region which can be faded (Visible region minus already faded regions) |
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142 public: |
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143 /** The list of graphic contexts associated with this window. The list is managed by calling the |
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144 GcActivated() and GcDeactivated() functions. |
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145 This is a linked list. The CWsGc class contains a pointer to the next item: CWsGc::iNextWinGc. |
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146 */ |
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147 CWsGc *iWinGcList; |
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148 CWsAnim *iAnimList; // Start of linked list of animated objects attached to the window |
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149 CWsSpriteBase *iSpriteList; // Start of linked list of sprites attached to the window |
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150 }; |
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151 |
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152 #include "wnredraw.h" |
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153 |
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154 inline TBool CWsWindow::IsVisible() const |
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155 { |
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156 return(!(iFlags&EFlagHidden)); |
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157 } |
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158 |
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159 inline TBool CWsWindow::ClientSetInvisible() const |
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160 { |
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161 return(iFlags&EFlagInvisible); |
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162 } |
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163 |
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164 inline TBool CWsWindow::DragDropCapture() const |
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165 { |
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166 return(iFlags&EFlagPointerCaptureDragDrop); |
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167 } |
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168 |
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169 inline TRgb CWsWindow::BackColor() const |
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170 { |
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171 return(iRedraw->BackColor()); |
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172 } |
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173 |
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174 inline TInt CWsWindow::UsingPointerBuffer() const |
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175 { |
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176 return(iFlags&EFlagUsingPointerBuffer); |
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177 } |
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178 |
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179 inline CWsWindowRedraw *CWsWindow::Redraw() const |
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180 { |
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181 return iRedraw; |
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182 } |
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183 |
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184 inline const TRect& CWsWindow::Rel() const |
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185 { |
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186 return iRel; |
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187 } |
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188 |
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189 inline const TRect& CWsWindow::Abs() const |
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190 { |
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191 return iAbs; |
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192 } |
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193 |
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194 inline TBool CWsWindow::IsTopClientWindow() const |
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195 { |
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196 return (WinType() == EWinTypeClient && iParent->WinType() == EWinTypeGroup); |
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197 } |
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198 |
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199 inline TUint CWsWindow::PointerFilter() const |
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200 { |
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201 return(iPointerFilter); |
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202 } |
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203 |
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204 inline TBool CWsWindow::HasPointerGrab() const |
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205 { |
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206 return(iFlags&EFlagPointerGrab); |
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207 } |
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208 |
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209 inline TBool CWsWindow::ShutDownInProgress() const |
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210 { |
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211 return(iFlags&EFlagShutDownInProgress); |
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212 } |
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213 |
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214 inline CWsBackedUpWindow *CWsWindow::Backup() const |
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215 { |
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216 return(iRedraw->Backup()); |
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217 } |
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218 |
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219 inline TBool CWsWindow::IsActive() const |
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220 { |
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221 return iFlags&EFlagActive; |
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222 } |
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223 |
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224 inline void CWsWindow::AddDSA(CWsDirectScreenAccess& aDirect) |
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225 { |
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226 iDSAs.AddLast(aDirect); |
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227 } |
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228 |
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229 inline void CWsWindow::RemoveDSA(CWsDirectScreenAccess& aDirect) |
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230 { |
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231 iDSAs.Remove(aDirect); |
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232 } |
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233 |
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234 inline TBool CWsWindow::IsTranslucent() const |
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235 { |
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236 return (iFlags & static_cast<TUint>(EFlagHasAlpha)) != 0; |
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237 } |
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238 |
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239 inline TBool CWsWindow::HasAlpha() const |
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240 { |
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241 return (iFlags & static_cast<TUint>(EFlagHasAlpha)) !=0; |
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242 } |
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243 |
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244 inline TBool CWsWindow::HasBeenDrawnToScreen() const |
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245 { |
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246 return (iFlags & static_cast<TUint>(EFlagDrawnToScreen)) != 0; |
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247 } |
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248 |
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249 inline void CWsWindow::SetDrawnToScreen(TBool aDrawn) |
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250 { |
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251 if (aDrawn) |
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252 iFlags |= static_cast<TUint>(EFlagDrawnToScreen); |
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253 else |
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254 iFlags &= ~static_cast<TUint>(EFlagDrawnToScreen); |
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255 } |
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256 |
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257 inline const RWsRegion * CWsWindow::ScheduledRegion() const |
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258 { |
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259 return &iScheduledRegion; |
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260 } |
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261 |
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262 #if defined(_DEBUG) |
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263 inline const TSglQue<CWsDirectScreenAccess>& CWsWindow::DSAs() const |
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264 { |
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265 return iDSAs; |
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266 } |
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267 #endif |
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268 |
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269 inline TBool CWsWindow::IsNonFading() const |
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270 { |
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271 return (iFlags&EFlagNonFadingWindow); |
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272 } |
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273 |
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274 inline void CWsWindow::GetFadingParams(TUint8& aBlackMap,TUint8& aWhiteMap) const |
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275 {aBlackMap=iBlackMap;aWhiteMap=iWhiteMap;} |
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276 |
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277 inline TBool CWsWindow::HasSprite() const |
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278 { |
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279 return (NULL != iSpriteList); |
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280 } |
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281 |
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282 inline TBool CWsWindow::HasAnimation() const |
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283 { |
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284 return (NULL != iAnimList); |
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285 } |
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286 #endif |