1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/graphics/windowing/windowserver/nonnga/SERVER/window.h Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,286 @@
1.4 +// Copyright (c) 2006-2009 Nokia Corporation and/or its subsidiary(-ies).
1.5 +// All rights reserved.
1.6 +// This component and the accompanying materials are made available
1.7 +// under the terms of "Eclipse Public License v1.0"
1.8 +// which accompanies this distribution, and is available
1.9 +// at the URL "http://www.eclipse.org/legal/epl-v10.html".
1.10 +//
1.11 +// Initial Contributors:
1.12 +// Nokia Corporation - initial contribution.
1.13 +//
1.14 +// Contributors:
1.15 +//
1.16 +// Description:
1.17 +// CWsWindow and associated classes definitions
1.18 +//
1.19 +//
1.20 +
1.21 +#ifndef __WINDOW_H__
1.22 +#define __WINDOW_H__
1.23 +
1.24 +#include "server.h"
1.25 +#include "winbase.h"
1.26 +
1.27 +class CWsWindow : public CWsWindowBase, public MWsWindow
1.28 + {
1.29 + friend class TWalkWindowTreeDisconnect;
1.30 + friend class CWsRootWindow;
1.31 + friend class TWalkWindowTreeFindWithFlag;
1.32 +public:
1.33 + CWsWindow(CWsClient* aOwner,WH_HANDLES aType, CScreen* aScreen);
1.34 + ~CWsWindow();
1.35 + void Construct();
1.36 + inline const TRect& Rel() const;
1.37 + inline const TRect& Abs() const;
1.38 + inline CWsWindow *PrevSiblingMultiParent() const;
1.39 + inline CWsWindow *NextSiblingMultiParent() const;
1.40 + inline TUint PointerFilter() const;
1.41 + inline TBool HasPointerGrab() const;
1.42 + inline TBool ShutDownInProgress() const;
1.43 + inline TRgb BackColor() const;
1.44 + virtual const TRegion& WindowArea() const = 0;
1.45 + const TRegion* VisibleRegionIfValid() const;
1.46 + const TRegion& VisibleRegion() const;
1.47 + void ClearVisibleRegion();
1.48 + void SetVisibleRegion(const TRegion& aRegion, const TRegion* aTop, TRegion& aNewFadableRegion);
1.49 + virtual void GenerateWindowRegion(RWsRegion &aRegion) const=0;
1.50 + TRect FullRect() const;
1.51 + inline TBool ClientSetInvisible() const;
1.52 + inline TBool IsVisible() const;
1.53 + inline TBool DragDropCapture() const;
1.54 + inline CWsBackedUpWindow *Backup() const;
1.55 + TDisplayMode DisplayMode() const;
1.56 + inline TInt UsingPointerBuffer() const;
1.57 + virtual TDblQue<TPointerKeyList> *PointerKeyList() const;
1.58 + inline CWsWindowRedraw *Redraw() const;
1.59 + inline TBool IsTopClientWindow() const;
1.60 + inline TBool IsActive() const;
1.61 + inline void AddDSA(CWsDirectScreenAccess& aDirect);
1.62 + inline void RemoveDSA(CWsDirectScreenAccess& aDirect);
1.63 + void AbortAllDSAs();
1.64 +#if defined(_DEBUG)
1.65 + inline const TSglQue<CWsDirectScreenAccess>& DSAs() const;
1.66 +#endif
1.67 + void PossibleVisibilityChangedEvent(TBool aForceSend);
1.68 + void SetNonFading(TBool aNonFading);
1.69 + void SetFadeBehind(TBool aFade);
1.70 + inline void GetFadingParams(TUint8& aBlackMap,TUint8& aWhiteMap) const;
1.71 + inline TBool IsTranslucent() const;
1.72 + inline TBool HasAlpha() const;
1.73 + inline TBool HasBeenDrawnToScreen() const;
1.74 + inline void SetDrawnToScreen(TBool aDrawn);
1.75 + void FocusChanged(TBool aNewFocusState);
1.76 + void ClipRectToViewport(TRect& aRect) const;
1.77 + void SetNextScheduled(CWsWindow * aWin);
1.78 + CWsWindow * NextScheduled() const;
1.79 + inline const RWsRegion * ScheduledRegion() const;
1.80 + TBool SetScheduledRegion(const RWsRegion& aRegion);
1.81 + void ClearScheduledRegion();
1.82 + static TBool ReleaseMemory(MWsMemoryRelease::TMemoryReleaseLevel aLevel);
1.83 + TBool ReadyToDraw() const;
1.84 + virtual void Render(CFbsBitGc * aGc, const TRegion& aRegion);
1.85 + void AddSprite(CWsSpriteBase * aSprite);
1.86 + void RemoveSprite(CWsSpriteBase * aSprite);
1.87 + void Accessed();
1.88 +
1.89 + inline TBool IsNonFading() const;
1.90 + const TRegion& FadableRegion() const;
1.91 + inline TBool HasSprite() const;
1.92 + inline TBool HasAnimation() const;
1.93 +
1.94 +public: // from CWsWindowBase
1.95 + TBool IsDSAHost() const;
1.96 +
1.97 +public: // from MWsWindow
1.98 + virtual TPoint Origin() const;
1.99 + virtual TRect AbsRect() const;
1.100 + virtual TSize Size() const;
1.101 + virtual TUint32 Handle() const;
1.102 + virtual MWsScreen * WsScreen() const;
1.103 + virtual void Invalidate(const TRect *) {}
1.104 + virtual MWsWindow * FindChildByHandle(TUint32 aHandle);
1.105 + virtual TInt OrdinalPriority() const;
1.106 +
1.107 +protected:
1.108 +// Shadow generation
1.109 + TPoint InquireOffset(TUint32 aHandle) const;
1.110 +//
1.111 + void Shutdown(); // Part of two phase destruction
1.112 + void FocusChangedL(TBool aNewFocusState);
1.113 + void RemoveFromAccessList();
1.114 + void InsertIntoAccessListOldestEnd();
1.115 + void InsertIntoAccessListRecentEnd();
1.116 + void DeactivateAllSprites();
1.117 +private:
1.118 + void StatusDump(TDes &aBuf);
1.119 + void ResetVisibleRegion();
1.120 + void AbortDsaIfRequired(const TRegion& aNewRegion, const TRegion* aTop);
1.121 +#if defined (_DEBUG)
1.122 +public:
1.123 + TBool iInteresting; // Often useful while debugging for conditional breakpoints.
1.124 +#endif
1.125 +protected:
1.126 + TRect iRel;
1.127 + TRect iAbs;
1.128 + TPoint iOrigin;
1.129 + RWsRegion iVisibleRegion;
1.130 + TUint iPointerFilter;
1.131 + TInt iPointerCapturePriority;
1.132 + TUint iFlags;
1.133 + CWsWindowRedraw *iRedraw;
1.134 + TSglQue<CWsDirectScreenAccess> iDSAs;
1.135 + CWsWindow * iNextScheduled;
1.136 + RWsRegion iScheduledRegion;
1.137 + // The access list is a "most recently drawn" ordering list of all redraw msg windows.
1.138 + static CWsWindow * iAccessListRecentEnd;
1.139 + static CWsWindow * iAccessListOldestEnd;
1.140 + CWsWindow * iAccessListPrev;
1.141 + CWsWindow * iAccessListNext;
1.142 + TUint8 iBlackMap;
1.143 + TUint8 iWhiteMap;
1.144 + RWsRegion iFadableRegion; // Region which can be faded (Visible region minus already faded regions)
1.145 +public:
1.146 + /** The list of graphic contexts associated with this window. The list is managed by calling the
1.147 + GcActivated() and GcDeactivated() functions.
1.148 + This is a linked list. The CWsGc class contains a pointer to the next item: CWsGc::iNextWinGc.
1.149 + */
1.150 + CWsGc *iWinGcList;
1.151 + CWsAnim *iAnimList; // Start of linked list of animated objects attached to the window
1.152 + CWsSpriteBase *iSpriteList; // Start of linked list of sprites attached to the window
1.153 + };
1.154 +
1.155 +#include "wnredraw.h"
1.156 +
1.157 +inline TBool CWsWindow::IsVisible() const
1.158 + {
1.159 + return(!(iFlags&EFlagHidden));
1.160 + }
1.161 +
1.162 +inline TBool CWsWindow::ClientSetInvisible() const
1.163 + {
1.164 + return(iFlags&EFlagInvisible);
1.165 + }
1.166 +
1.167 +inline TBool CWsWindow::DragDropCapture() const
1.168 + {
1.169 + return(iFlags&EFlagPointerCaptureDragDrop);
1.170 + }
1.171 +
1.172 +inline TRgb CWsWindow::BackColor() const
1.173 + {
1.174 + return(iRedraw->BackColor());
1.175 + }
1.176 +
1.177 +inline TInt CWsWindow::UsingPointerBuffer() const
1.178 + {
1.179 + return(iFlags&EFlagUsingPointerBuffer);
1.180 + }
1.181 +
1.182 +inline CWsWindowRedraw *CWsWindow::Redraw() const
1.183 + {
1.184 + return iRedraw;
1.185 + }
1.186 +
1.187 +inline const TRect& CWsWindow::Rel() const
1.188 + {
1.189 + return iRel;
1.190 + }
1.191 +
1.192 +inline const TRect& CWsWindow::Abs() const
1.193 + {
1.194 + return iAbs;
1.195 + }
1.196 +
1.197 +inline TBool CWsWindow::IsTopClientWindow() const
1.198 + {
1.199 + return (WinType() == EWinTypeClient && iParent->WinType() == EWinTypeGroup);
1.200 + }
1.201 +
1.202 +inline TUint CWsWindow::PointerFilter() const
1.203 + {
1.204 + return(iPointerFilter);
1.205 + }
1.206 +
1.207 +inline TBool CWsWindow::HasPointerGrab() const
1.208 + {
1.209 + return(iFlags&EFlagPointerGrab);
1.210 + }
1.211 +
1.212 +inline TBool CWsWindow::ShutDownInProgress() const
1.213 + {
1.214 + return(iFlags&EFlagShutDownInProgress);
1.215 + }
1.216 +
1.217 +inline CWsBackedUpWindow *CWsWindow::Backup() const
1.218 + {
1.219 + return(iRedraw->Backup());
1.220 + }
1.221 +
1.222 +inline TBool CWsWindow::IsActive() const
1.223 + {
1.224 + return iFlags&EFlagActive;
1.225 + }
1.226 +
1.227 +inline void CWsWindow::AddDSA(CWsDirectScreenAccess& aDirect)
1.228 + {
1.229 + iDSAs.AddLast(aDirect);
1.230 + }
1.231 +
1.232 +inline void CWsWindow::RemoveDSA(CWsDirectScreenAccess& aDirect)
1.233 + {
1.234 + iDSAs.Remove(aDirect);
1.235 + }
1.236 +
1.237 +inline TBool CWsWindow::IsTranslucent() const
1.238 + {
1.239 + return (iFlags & static_cast<TUint>(EFlagHasAlpha)) != 0;
1.240 + }
1.241 +
1.242 +inline TBool CWsWindow::HasAlpha() const
1.243 + {
1.244 + return (iFlags & static_cast<TUint>(EFlagHasAlpha)) !=0;
1.245 + }
1.246 +
1.247 +inline TBool CWsWindow::HasBeenDrawnToScreen() const
1.248 + {
1.249 + return (iFlags & static_cast<TUint>(EFlagDrawnToScreen)) != 0;
1.250 + }
1.251 +
1.252 +inline void CWsWindow::SetDrawnToScreen(TBool aDrawn)
1.253 + {
1.254 + if (aDrawn)
1.255 + iFlags |= static_cast<TUint>(EFlagDrawnToScreen);
1.256 + else
1.257 + iFlags &= ~static_cast<TUint>(EFlagDrawnToScreen);
1.258 + }
1.259 +
1.260 +inline const RWsRegion * CWsWindow::ScheduledRegion() const
1.261 + {
1.262 + return &iScheduledRegion;
1.263 + }
1.264 +
1.265 +#if defined(_DEBUG)
1.266 +inline const TSglQue<CWsDirectScreenAccess>& CWsWindow::DSAs() const
1.267 + {
1.268 + return iDSAs;
1.269 + }
1.270 +#endif
1.271 +
1.272 +inline TBool CWsWindow::IsNonFading() const
1.273 + {
1.274 + return (iFlags&EFlagNonFadingWindow);
1.275 + }
1.276 +
1.277 +inline void CWsWindow::GetFadingParams(TUint8& aBlackMap,TUint8& aWhiteMap) const
1.278 + {aBlackMap=iBlackMap;aWhiteMap=iWhiteMap;}
1.279 +
1.280 +inline TBool CWsWindow::HasSprite() const
1.281 + {
1.282 + return (NULL != iSpriteList);
1.283 + }
1.284 +
1.285 +inline TBool CWsWindow::HasAnimation() const
1.286 + {
1.287 + return (NULL != iAnimList);
1.288 + }
1.289 +#endif