1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/os/graphics/windowing/windowserver/nonnga/SERVER/pointer.h Fri Jun 15 03:10:57 2012 +0200
1.3 @@ -0,0 +1,165 @@
1.4 +// Copyright (c) 2006-2010 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 +// WsPointer and associated classes definitions
1.18 +//
1.19 +//
1.20 +
1.21 +#ifndef __POINTER_H__
1.22 +#define __POINTER_H__
1.23 +
1.24 +#include "server.h"
1.25 +
1.26 +class CWsPointerTimer : public CTimer
1.27 + {
1.28 +public:
1.29 + CWsPointerTimer();
1.30 + void ConstructL();
1.31 +private:
1.32 + void RunL();
1.33 + };
1.34 +
1.35 +class WsPointer
1.36 + {
1.37 + enum {EPointerUpdateGapInMicroSeconds=50000};
1.38 +public:
1.39 + static void InitStaticsL();
1.40 + static void DeleteStatics();
1.41 + static inline TPointerCursorMode PointerCursorMode();
1.42 + static inline void SetPointerCursorMode(TPointerCursorMode aMode);
1.43 + static inline TPoint PointerCursorPos();
1.44 + static void SetPointerCursorPos(TPoint aPos);
1.45 + static void ReLogCurrentWindow();
1.46 + static void ReLogCurrentWindow(TPoint &aPos, TPoint &aParentPos, const CWsWindowGroup *aForceInGroup);
1.47 + static void ReLogWindow(const CWsWindow *aWin);
1.48 + static void WindowDisconected(const CWsWindow *deletedWindow);
1.49 + static void ClaimGrab(const CWsWindow *aWindow, TBool aSendUpEvent);
1.50 +#if defined(__WINS__)
1.51 + static TBool PreProcessEvent(TRawEvent &aRawEvent,TBool aFromHardware=EFalse);
1.52 +#else
1.53 + static TBool PreProcessEvent(TRawEvent &aRawEvent);
1.54 +#endif
1.55 + static void ProcessEvent(TPointerEvent::TType type, const TPoint &aPos, TUint aModifiers
1.56 + ,const CWsWindowGroup *aForceInGroup,TBool aNatural);
1.57 + static void GetDoubleClickSettings(TTimeIntervalMicroSeconds32 &aTime, TInt &aDistance);
1.58 + static void SetDoubleClick(const TTimeIntervalMicroSeconds32 &aTime, TInt aDistance);
1.59 + static void UpdatePointerCursor();
1.60 + static void RequestPointerRepeatEvent(CWsWindow *aWindow, TTimeIntervalMicroSeconds32 aTime,const TRect &aRect);
1.61 + static void CancelPointerRepeatEventRequest();
1.62 + static void RepeatTimerCompleted();
1.63 + static TEventQueueWalkRet PointerRepeatPurgeCheck(const TWsEvent *aEvent);
1.64 + static void UnmatchedDownPurged(TPointerEvent::TType aPointerType, TUint aHandle);
1.65 + static void TimerExpired();
1.66 + static inline TBool XyInput();
1.67 +#if defined(__WINS__)
1.68 + static void SetXyInputType(TXYInputType aXyInputType);
1.69 +#endif
1.70 +private:
1.71 + static void PointerCursorUpdateCheck();
1.72 + static void ProcessForegroundCheck();
1.73 + static void RestrictPos(TPoint& aPos,TBool aWithinDrawableArea=ETrue);
1.74 + static void ProcessEvent(TWsEvent& aEvent);
1.75 + static TBool PointerEventRepeatCheck(const TWsEvent *aEvent, TUint32 aHandle);
1.76 + static void SendEnterExitEvent(TEventCode aType);
1.77 + static void SetCurrentWindow(const CWsWindow *aWin);
1.78 + static void ProcessPointerEvent(TWsEvent& aEvent);
1.79 + static TBool QueuePointerEvent(const CWsWindow *aWindow, TWsEvent &event);
1.80 + static TBool CheckDownEventPurged(TPointerEvent::TType aType);
1.81 + static void UpdatePointerCursorTo(CWsPointerCursor* aNewCursor);
1.82 + static CWsPointerCursor* CalculatePointerCursor();
1.83 + static inline TBool MovesAvailable();
1.84 + static inline TBool DeltaMouse();
1.85 +private:
1.86 + static TPoint iCurrentPos;
1.87 + static TBool iPointerDown; // Maps onto button1 down on multi button systems
1.88 + static TXYInputType iXyInputType;
1.89 + static const CWsWindow *iCurrentWindow;
1.90 + static const CWsWindow *iGrabWindow;
1.91 + static const CWsWindow *iActualWinPointerIsOver;
1.92 + static const CWsWindow *iPrevClickWindow;
1.93 + static TPoint iPrevClickPos;
1.94 + static TTime iPrevClickTime;
1.95 + static TPointerEvent::TType iPrevClickEventType;
1.96 + static TTimeIntervalMicroSeconds32 iDoubleClickMaxInterval;
1.97 + static TInt iDoubleClickMaxDistance;
1.98 + static CWsPointerCursor *iCursorSprite;
1.99 + static CWsPointerTimer *iRepeatTimer;
1.100 + static TPointerCursorMode iPointerCursorMode;
1.101 + static CWsWindow *iRepeatWindow;
1.102 + static TRect iRepeatRect;
1.103 + static TUint iLastUnmatchedDown1;
1.104 + static TUint iLastUnmatchedDown2;
1.105 + static TUint iLastUnmatchedDown3;
1.106 + static TBool iTimerQueued;
1.107 + static TBool iUpdateRequired;
1.108 + static CPeriodic *iPeriodicTimer;
1.109 + static CWsRootWindow* iRootWindow; // uses
1.110 + };
1.111 +
1.112 +class CWsPointerBuffer : public CBase
1.113 + {
1.114 +public:
1.115 + ~CWsPointerBuffer();
1.116 + static void ConnectL(CWsClientWindow *aWindow, TInt aMaxPoints, TUint aFlags);
1.117 + static void Disconnect(CWsClientWindow *aWindow);
1.118 + static void PointerEvent(CWsClientWindow *aWindow,const TPoint &aPoint);
1.119 + static void RetrievePointerMoveBuffer(CWsClientWindow *aWindow,TInt aMaxPoints);
1.120 + static void DiscardPointerMoveBuffer(CWsClientWindow *aWindow);
1.121 + static void DiscardPointerMoveBuffer(TUint aHandle);
1.122 +private:
1.123 + static void AdjustMaxSizeL();
1.124 + static void Reset();
1.125 + static void SignalBufferReady();
1.126 +private:
1.127 + CWsClientWindow *iWindow;
1.128 + TInt iMaxPoints;
1.129 + TInt iFlags;
1.130 + TSglQueLink iQue;
1.131 + static TBool iSignalled;
1.132 + static CWsPointerBuffer *iCurrentBuffer;
1.133 + static CCirBuf<TPoint> *iPointerBuffer;
1.134 + static TSglQue<CWsPointerBuffer> iList;
1.135 + };
1.136 +
1.137 +
1.138 +inline void WsPointer::SetPointerCursorMode(TPointerCursorMode aMode)
1.139 + {
1.140 + iPointerCursorMode=aMode;
1.141 + }
1.142 +
1.143 +inline TPointerCursorMode WsPointer::PointerCursorMode()
1.144 + {
1.145 + return iPointerCursorMode;
1.146 + }
1.147 +
1.148 +inline TPoint WsPointer::PointerCursorPos()
1.149 + {
1.150 + return iCurrentPos;
1.151 + }
1.152 +
1.153 +inline TBool WsPointer::XyInput()
1.154 + {
1.155 + return iXyInputType!=EXYInputNone;
1.156 + }
1.157 +
1.158 +inline TBool WsPointer::MovesAvailable()
1.159 + {
1.160 + return (iXyInputType!=EXYInputNone && iXyInputType!=EXYInputPointer);
1.161 + }
1.162 +
1.163 +inline TBool WsPointer::DeltaMouse()
1.164 + {
1.165 + return (iXyInputType==EXYInputDeltaMouse);
1.166 + }
1.167 +
1.168 +#endif