[13607] | 1 | /* $Id: MouseImpl.cpp 13671 2008-10-30 10:09:08Z vboxsync $ */
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[13606] | 2 |
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[1] | 3 | /** @file
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| 4 | *
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| 5 | * VirtualBox COM class implementation
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| 6 | */
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| 7 |
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| 8 | /*
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[13606] | 9 | * Copyright (C) 2006-2008 Sun Microsystems, Inc.
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[1] | 10 | *
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| 11 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 12 | * available from http://www.virtualbox.org. This file is free software;
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| 13 | * you can redistribute it and/or modify it under the terms of the GNU
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[5999] | 14 | * General Public License (GPL) as published by the Free Software
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| 15 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 16 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 17 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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[8155] | 18 | *
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| 19 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
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| 20 | * Clara, CA 95054 USA or visit http://www.sun.com if you need
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| 21 | * additional information or have any questions.
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[1] | 22 | */
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| 23 |
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| 24 | #include "MouseImpl.h"
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| 25 | #include "DisplayImpl.h"
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| 26 | #include "VMMDev.h"
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| 27 |
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| 28 | #include "Logging.h"
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| 29 |
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[4015] | 30 | #include <VBox/pdmdrv.h>
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[1] | 31 | #include <iprt/asm.h>
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| 32 | #include <VBox/VBoxDev.h>
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| 33 |
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| 34 | /**
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| 35 | * Mouse driver instance data.
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| 36 | */
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| 37 | typedef struct DRVMAINMOUSE
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| 38 | {
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| 39 | /** Pointer to the mouse object. */
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| 40 | Mouse *pMouse;
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| 41 | /** Pointer to the driver instance structure. */
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| 42 | PPDMDRVINS pDrvIns;
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| 43 | /** Pointer to the mouse port interface of the driver/device above us. */
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| 44 | PPDMIMOUSEPORT pUpPort;
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| 45 | /** Our mouse connector interface. */
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| 46 | PDMIMOUSECONNECTOR Connector;
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| 47 | } DRVMAINMOUSE, *PDRVMAINMOUSE;
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| 48 |
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| 49 | /** Converts PDMIMOUSECONNECTOR pointer to a DRVMAINMOUSE pointer. */
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| 50 | #define PDMIMOUSECONNECTOR_2_MAINMOUSE(pInterface) ( (PDRVMAINMOUSE) ((uintptr_t)pInterface - OFFSETOF(DRVMAINMOUSE, Connector)) )
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| 51 |
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| 52 |
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| 53 | // constructor / destructor
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| 54 | /////////////////////////////////////////////////////////////////////////////
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| 55 |
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[13606] | 56 | DEFINE_EMPTY_CTOR_DTOR (Mouse)
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| 57 |
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[1] | 58 | HRESULT Mouse::FinalConstruct()
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| 59 | {
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| 60 | mpDrv = NULL;
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| 61 | return S_OK;
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| 62 | }
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| 63 |
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| 64 | void Mouse::FinalRelease()
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| 65 | {
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[13606] | 66 | uninit();
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[1] | 67 | }
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| 68 |
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| 69 | // public methods only for internal purposes
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| 70 | /////////////////////////////////////////////////////////////////////////////
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| 71 |
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| 72 | /**
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| 73 | * Initializes the mouse object.
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| 74 | *
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| 75 | * @returns COM result indicator
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| 76 | * @param parent handle of our parent object
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| 77 | */
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| 78 | HRESULT Mouse::init (Console *parent)
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| 79 | {
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[13671] | 80 | LogFlowThisFunc (("\n"));
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[1] | 81 |
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| 82 | ComAssertRet (parent, E_INVALIDARG);
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| 83 |
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[13606] | 84 | /* Enclose the state transition NotReady->InInit->Ready */
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| 85 | AutoInitSpan autoInitSpan (this);
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| 86 | AssertReturn (autoInitSpan.isOk(), E_UNEXPECTED);
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[1] | 87 |
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[13606] | 88 | unconst(mParent) = parent;
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[1] | 89 |
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[3670] | 90 | #ifdef RT_OS_L4
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[1] | 91 | /* L4 console has no own mouse cursor */
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| 92 | uHostCaps = VMMDEV_MOUSEHOSTCANNOTHWPOINTER;
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| 93 | #else
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| 94 | uHostCaps = 0;
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| 95 | #endif
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| 96 |
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[13606] | 97 | /* Confirm a successful initialization */
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| 98 | autoInitSpan.setSucceeded();
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| 99 |
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[1] | 100 | return S_OK;
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| 101 | }
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| 102 |
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| 103 | /**
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| 104 | * Uninitializes the instance and sets the ready flag to FALSE.
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| 105 | * Called either from FinalRelease() or by the parent when it gets destroyed.
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| 106 | */
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| 107 | void Mouse::uninit()
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| 108 | {
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[13606] | 109 | LogFlowThisFunc (("\n"));
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[1] | 110 |
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[13606] | 111 | /* Enclose the state transition Ready->InUninit->NotReady */
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| 112 | AutoUninitSpan autoUninitSpan (this);
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| 113 | if (autoUninitSpan.uninitDone())
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| 114 | return;
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[1] | 115 |
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| 116 | if (mpDrv)
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| 117 | mpDrv->pMouse = NULL;
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| 118 | mpDrv = NULL;
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| 119 |
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[13606] | 120 | unconst (mParent).setNull();
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[1] | 121 | }
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| 122 |
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| 123 | // IMouse properties
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| 124 | /////////////////////////////////////////////////////////////////////////////
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| 125 |
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| 126 | /**
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| 127 | * Returns whether the current setup can accept absolute mouse
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| 128 | * events.
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| 129 | *
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| 130 | * @returns COM status code
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| 131 | * @param absoluteSupported address of result variable
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| 132 | */
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| 133 | STDMETHODIMP Mouse::COMGETTER(AbsoluteSupported) (BOOL *absoluteSupported)
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| 134 | {
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| 135 | if (!absoluteSupported)
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| 136 | return E_POINTER;
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| 137 |
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[13606] | 138 | AutoCaller autoCaller (this);
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| 139 | CheckComRCReturnRC (autoCaller.rc());
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| 140 |
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[8083] | 141 | AutoWriteLock alock (this);
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[1] | 142 |
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| 143 | CHECK_CONSOLE_DRV (mpDrv);
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| 144 |
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| 145 | ComAssertRet (mParent->getVMMDev(), E_FAIL);
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| 146 | ComAssertRet (mParent->getVMMDev()->getVMMDevPort(), E_FAIL);
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| 147 |
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| 148 | *absoluteSupported = FALSE;
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| 149 | uint32_t mouseCaps;
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| 150 | mParent->getVMMDev()->getVMMDevPort()->pfnQueryMouseCapabilities(mParent->getVMMDev()->getVMMDevPort(), &mouseCaps);
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| 151 | *absoluteSupported = mouseCaps & VMMDEV_MOUSEGUESTWANTSABS;
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[13606] | 152 |
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[1] | 153 | return S_OK;
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| 154 | }
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| 155 |
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| 156 | /**
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| 157 | * Returns whether the current setup can accept relative mouse
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| 158 | * events.
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| 159 | *
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| 160 | * @returns COM status code
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| 161 | * @param absoluteSupported address of result variable
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| 162 | */
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| 163 | STDMETHODIMP Mouse::COMGETTER(NeedsHostCursor) (BOOL *needsHostCursor)
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| 164 | {
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| 165 | if (!needsHostCursor)
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| 166 | return E_POINTER;
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| 167 |
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[13606] | 168 | AutoCaller autoCaller (this);
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| 169 | CheckComRCReturnRC (autoCaller.rc());
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| 170 |
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[8083] | 171 | AutoWriteLock alock (this);
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[1] | 172 |
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| 173 | CHECK_CONSOLE_DRV (mpDrv);
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| 174 |
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| 175 | ComAssertRet (mParent->getVMMDev(), E_FAIL);
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| 176 | ComAssertRet (mParent->getVMMDev()->getVMMDevPort(), E_FAIL);
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| 177 |
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| 178 | *needsHostCursor = FALSE;
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| 179 | uint32_t mouseCaps;
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| 180 | mParent->getVMMDev()->getVMMDevPort()->pfnQueryMouseCapabilities(mParent->getVMMDev()->getVMMDevPort(), &mouseCaps);
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| 181 | *needsHostCursor = mouseCaps & VMMDEV_MOUSEGUESTNEEDSHOSTCUR;
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[13606] | 182 |
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[1] | 183 | return S_OK;
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| 184 | }
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| 185 |
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| 186 | // IMouse methods
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| 187 | /////////////////////////////////////////////////////////////////////////////
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| 188 |
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| 189 | /**
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| 190 | * Send a mouse event.
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| 191 | *
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| 192 | * @returns COM status code
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| 193 | * @param dx X movement
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| 194 | * @param dy Y movement
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| 195 | * @param dz Z movement
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| 196 | * @param buttonState The mouse button state
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| 197 | */
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| 198 | STDMETHODIMP Mouse::PutMouseEvent(LONG dx, LONG dy, LONG dz, LONG buttonState)
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| 199 | {
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[13606] | 200 | HRESULT rc = S_OK;
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| 201 |
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| 202 | AutoCaller autoCaller (this);
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| 203 | CheckComRCReturnRC (autoCaller.rc());
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| 204 |
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[8083] | 205 | AutoWriteLock alock (this);
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[1] | 206 |
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| 207 | CHECK_CONSOLE_DRV (mpDrv);
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| 208 |
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| 209 | ComAssertRet (mParent->getVMMDev(), E_FAIL);
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| 210 | ComAssertRet (mParent->getVMMDev()->getVMMDevPort(), E_FAIL);
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| 211 |
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| 212 | uint32_t mouseCaps;
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| 213 | mParent->getVMMDev()->getVMMDevPort()
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| 214 | ->pfnQueryMouseCapabilities(mParent->getVMMDev()->getVMMDevPort(),
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| 215 | &mouseCaps);
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| 216 | /*
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| 217 | * This method being called implies that the host no
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| 218 | * longer wants to use absolute coordinates. If the VMM
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| 219 | * device isn't aware of that yet, tell it.
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| 220 | */
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| 221 | if (mouseCaps & VMMDEV_MOUSEHOSTWANTSABS)
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| 222 | {
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| 223 | mParent->getVMMDev()->getVMMDevPort()
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| 224 | ->pfnSetMouseCapabilities(mParent->getVMMDev()->getVMMDevPort(), uHostCaps);
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| 225 | }
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| 226 |
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| 227 | uint32_t fButtons = 0;
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| 228 | if (buttonState & MouseButtonState_LeftButton)
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| 229 | fButtons |= PDMIMOUSEPORT_BUTTON_LEFT;
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| 230 | if (buttonState & MouseButtonState_RightButton)
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| 231 | fButtons |= PDMIMOUSEPORT_BUTTON_RIGHT;
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| 232 | if (buttonState & MouseButtonState_MiddleButton)
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| 233 | fButtons |= PDMIMOUSEPORT_BUTTON_MIDDLE;
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| 234 |
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| 235 | int vrc = mpDrv->pUpPort->pfnPutEvent(mpDrv->pUpPort, dx, dy, dz, fButtons);
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| 236 | if (VBOX_FAILURE (vrc))
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[13606] | 237 | rc = setError (E_FAIL, tr ("Could not send the mouse event to the virtual mouse (%Vrc)"),
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| 238 | vrc);
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[1] | 239 |
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[13606] | 240 | return rc;
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[1] | 241 | }
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| 242 |
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| 243 | /**
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| 244 | * Send an absolute mouse event to the VM. This only works
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| 245 | * when the required guest support has been installed.
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| 246 | *
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| 247 | * @returns COM status code
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| 248 | * @param x X position (pixel)
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| 249 | * @param y Y position (pixel)
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| 250 | * @param dz Z movement
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| 251 | * @param buttonState The mouse button state
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| 252 | */
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| 253 | STDMETHODIMP Mouse::PutMouseEventAbsolute(LONG x, LONG y, LONG dz,
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| 254 | LONG buttonState)
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| 255 | {
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[13606] | 256 | HRESULT rc = S_OK;
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| 257 |
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| 258 | AutoCaller autoCaller (this);
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| 259 | CheckComRCReturnRC (autoCaller.rc());
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| 260 |
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[8083] | 261 | AutoWriteLock alock (this);
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[1] | 262 |
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| 263 | CHECK_CONSOLE_DRV (mpDrv);
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| 264 |
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| 265 | ComAssertRet (mParent->getVMMDev(), E_FAIL);
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| 266 | ComAssertRet (mParent->getVMMDev()->getVMMDevPort(), E_FAIL);
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| 267 |
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| 268 | uint32_t mouseCaps;
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| 269 | mParent->getVMMDev()->getVMMDevPort()
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| 270 | ->pfnQueryMouseCapabilities(mParent->getVMMDev()->getVMMDevPort(),
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| 271 | &mouseCaps);
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| 272 | /*
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| 273 | * This method being called implies that the host wants
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| 274 | * to use absolute coordinates. If the VMM device isn't
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| 275 | * aware of that yet, tell it.
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| 276 | */
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| 277 | if (!(mouseCaps & VMMDEV_MOUSEHOSTWANTSABS))
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| 278 | {
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| 279 | mParent->getVMMDev()->getVMMDevPort()
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| 280 | ->pfnSetMouseCapabilities(mParent->getVMMDev()->getVMMDevPort(),
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| 281 | uHostCaps | VMMDEV_MOUSEHOSTWANTSABS);
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| 282 | }
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| 283 |
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| 284 | Display *pDisplay = mParent->getDisplay();
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| 285 | ComAssertRet (pDisplay, E_FAIL);
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| 286 |
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| 287 | ULONG displayWidth;
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| 288 | ULONG displayHeight;
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[13606] | 289 | rc = pDisplay->COMGETTER(Width)(&displayWidth);
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[1] | 290 | ComAssertComRCRet (rc, rc);
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| 291 | rc = pDisplay->COMGETTER(Height)(&displayHeight);
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| 292 | ComAssertComRCRet (rc, rc);
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| 293 |
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[3155] | 294 | uint32_t mouseXAbs = displayWidth? (x * 0xFFFF) / displayWidth: 0;
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| 295 | uint32_t mouseYAbs = displayHeight? (y * 0xFFFF) / displayHeight: 0;
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[1] | 296 |
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| 297 | /*
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| 298 | * Send the absolute mouse position to the VMM device
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| 299 | */
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| 300 | int vrc = mParent->getVMMDev()->getVMMDevPort()
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| 301 | ->pfnSetAbsoluteMouse(mParent->getVMMDev()->getVMMDevPort(),
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| 302 | mouseXAbs, mouseYAbs);
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| 303 | ComAssertRCRet (vrc, E_FAIL);
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| 304 |
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| 305 | // check if the guest actually wants absolute mouse positions
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| 306 | if (mouseCaps & VMMDEV_MOUSEGUESTWANTSABS)
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| 307 | {
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| 308 | uint32_t fButtons = 0;
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| 309 | if (buttonState & MouseButtonState_LeftButton)
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| 310 | fButtons |= PDMIMOUSEPORT_BUTTON_LEFT;
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| 311 | if (buttonState & MouseButtonState_RightButton)
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| 312 | fButtons |= PDMIMOUSEPORT_BUTTON_RIGHT;
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| 313 | if (buttonState & MouseButtonState_MiddleButton)
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| 314 | fButtons |= PDMIMOUSEPORT_BUTTON_MIDDLE;
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| 315 |
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| 316 | vrc = mpDrv->pUpPort->pfnPutEvent(mpDrv->pUpPort, 1, 1, dz,
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| 317 | fButtons);
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| 318 | if (VBOX_FAILURE (vrc))
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[13606] | 319 | rc = setError (E_FAIL, tr ("Could not send the mouse event to the virtual mouse (%Vrc)"),
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| 320 | vrc);
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[1] | 321 | }
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| 322 |
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[13606] | 323 | return rc;
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[1] | 324 | }
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| 325 |
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| 326 | // private methods
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| 327 | /////////////////////////////////////////////////////////////////////////////
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| 328 |
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| 329 | /**
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| 330 | * Queries an interface to the driver.
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| 331 | *
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| 332 | * @returns Pointer to interface.
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| 333 | * @returns NULL if the interface was not supported by the driver.
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| 334 | * @param pInterface Pointer to this interface structure.
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| 335 | * @param enmInterface The requested interface identification.
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| 336 | */
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| 337 | DECLCALLBACK(void *) Mouse::drvQueryInterface(PPDMIBASE pInterface, PDMINTERFACE enmInterface)
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| 338 | {
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| 339 | PPDMDRVINS pDrvIns = PDMIBASE_2_PDMDRV(pInterface);
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[11296] | 340 | PDRVMAINMOUSE pDrv = PDMINS_2_DATA(pDrvIns, PDRVMAINMOUSE);
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[1] | 341 | switch (enmInterface)
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| 342 | {
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| 343 | case PDMINTERFACE_BASE:
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| 344 | return &pDrvIns->IBase;
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| 345 | case PDMINTERFACE_MOUSE_CONNECTOR:
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| 346 | return &pDrv->Connector;
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| 347 | default:
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| 348 | return NULL;
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| 349 | }
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| 350 | }
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| 351 |
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| 352 |
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| 353 | /**
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| 354 | * Destruct a mouse driver instance.
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| 355 | *
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| 356 | * @returns VBox status.
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| 357 | * @param pDrvIns The driver instance data.
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| 358 | */
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| 359 | DECLCALLBACK(void) Mouse::drvDestruct(PPDMDRVINS pDrvIns)
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| 360 | {
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[11296] | 361 | PDRVMAINMOUSE pData = PDMINS_2_DATA(pDrvIns, PDRVMAINMOUSE);
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[1] | 362 | LogFlow(("Mouse::drvDestruct: iInstance=%d\n", pDrvIns->iInstance));
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| 363 | if (pData->pMouse)
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| 364 | {
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[8083] | 365 | AutoWriteLock mouseLock (pData->pMouse);
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[1] | 366 | pData->pMouse->mpDrv = NULL;
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| 367 | }
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| 368 | }
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| 369 |
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| 370 |
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| 371 | /**
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| 372 | * Construct a mouse driver instance.
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| 373 | *
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| 374 | * @returns VBox status.
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| 375 | * @param pDrvIns The driver instance data.
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| 376 | * If the registration structure is needed, pDrvIns->pDrvReg points to it.
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| 377 | * @param pCfgHandle Configuration node handle for the driver. Use this to obtain the configuration
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| 378 | * of the driver instance. It's also found in pDrvIns->pCfgHandle, but like
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| 379 | * iInstance it's expected to be used a bit in this function.
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| 380 | */
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| 381 | DECLCALLBACK(int) Mouse::drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfgHandle)
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| 382 | {
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[11296] | 383 | PDRVMAINMOUSE pData = PDMINS_2_DATA(pDrvIns, PDRVMAINMOUSE);
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[1] | 384 | LogFlow(("drvMainMouse_Construct: iInstance=%d\n", pDrvIns->iInstance));
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| 385 |
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| 386 | /*
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| 387 | * Validate configuration.
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| 388 | */
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| 389 | if (!CFGMR3AreValuesValid(pCfgHandle, "Object\0"))
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| 390 | return VERR_PDM_DRVINS_UNKNOWN_CFG_VALUES;
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| 391 | PPDMIBASE pBaseIgnore;
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| 392 | int rc = pDrvIns->pDrvHlp->pfnAttach(pDrvIns, &pBaseIgnore);
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| 393 | if (rc != VERR_PDM_NO_ATTACHED_DRIVER)
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| 394 | {
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| 395 | AssertMsgFailed(("Configuration error: Not possible to attach anything to this driver!\n"));
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| 396 | return VERR_PDM_DRVINS_NO_ATTACH;
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| 397 | }
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| 398 |
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| 399 | /*
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| 400 | * IBase.
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| 401 | */
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| 402 | pDrvIns->IBase.pfnQueryInterface = Mouse::drvQueryInterface;
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| 403 |
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| 404 | /*
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| 405 | * Get the IMousePort interface of the above driver/device.
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| 406 | */
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| 407 | pData->pUpPort = (PPDMIMOUSEPORT)pDrvIns->pUpBase->pfnQueryInterface(pDrvIns->pUpBase, PDMINTERFACE_MOUSE_PORT);
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| 408 | if (!pData->pUpPort)
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| 409 | {
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| 410 | AssertMsgFailed(("Configuration error: No mouse port interface above!\n"));
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| 411 | return VERR_PDM_MISSING_INTERFACE_ABOVE;
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| 412 | }
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| 413 |
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| 414 | /*
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| 415 | * Get the Mouse object pointer and update the mpDrv member.
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| 416 | */
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| 417 | void *pv;
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| 418 | rc = CFGMR3QueryPtr(pCfgHandle, "Object", &pv);
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---|
| 419 | if (VBOX_FAILURE(rc))
|
---|
| 420 | {
|
---|
| 421 | AssertMsgFailed(("Configuration error: No/bad \"Object\" value! rc=%Vrc\n", rc));
|
---|
| 422 | return rc;
|
---|
| 423 | }
|
---|
| 424 | pData->pMouse = (Mouse *)pv; /** @todo Check this cast! */
|
---|
| 425 | pData->pMouse->mpDrv = pData;
|
---|
| 426 |
|
---|
| 427 | return VINF_SUCCESS;
|
---|
| 428 | }
|
---|
| 429 |
|
---|
| 430 |
|
---|
| 431 | /**
|
---|
| 432 | * Main mouse driver registration record.
|
---|
| 433 | */
|
---|
| 434 | const PDMDRVREG Mouse::DrvReg =
|
---|
| 435 | {
|
---|
| 436 | /* u32Version */
|
---|
| 437 | PDM_DRVREG_VERSION,
|
---|
| 438 | /* szDriverName */
|
---|
| 439 | "MainMouse",
|
---|
| 440 | /* pszDescription */
|
---|
| 441 | "Main mouse driver (Main as in the API).",
|
---|
| 442 | /* fFlags */
|
---|
| 443 | PDM_DRVREG_FLAGS_HOST_BITS_DEFAULT,
|
---|
| 444 | /* fClass. */
|
---|
| 445 | PDM_DRVREG_CLASS_MOUSE,
|
---|
| 446 | /* cMaxInstances */
|
---|
| 447 | ~0,
|
---|
| 448 | /* cbInstance */
|
---|
| 449 | sizeof(DRVMAINMOUSE),
|
---|
| 450 | /* pfnConstruct */
|
---|
| 451 | Mouse::drvConstruct,
|
---|
| 452 | /* pfnDestruct */
|
---|
| 453 | Mouse::drvDestruct,
|
---|
| 454 | /* pfnIOCtl */
|
---|
| 455 | NULL,
|
---|
| 456 | /* pfnPowerOn */
|
---|
| 457 | NULL,
|
---|
| 458 | /* pfnReset */
|
---|
| 459 | NULL,
|
---|
| 460 | /* pfnSuspend */
|
---|
| 461 | NULL,
|
---|
| 462 | /* pfnResume */
|
---|
| 463 | NULL,
|
---|
| 464 | /* pfnDetach */
|
---|
| 465 | NULL
|
---|
| 466 | };
|
---|