| 1 | /* $Id: KeyboardImpl.h 30714 2010-07-07 16:20:03Z vboxsync $ */
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| 2 | /** @file
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| 3 | * VirtualBox COM class implementation
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| 4 | */
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| 5 |
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| 6 | /*
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| 7 | * Copyright (C) 2006-2008 Oracle Corporation
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| 8 | *
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| 9 | * This file is part of VirtualBox Open Source Edition (OSE), as
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| 10 | * available from http://www.virtualbox.org. This file is free software;
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| 11 | * you can redistribute it and/or modify it under the terms of the GNU
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| 12 | * General Public License (GPL) as published by the Free Software
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| 13 | * Foundation, in version 2 as it comes in the "COPYING" file of the
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| 14 | * VirtualBox OSE distribution. VirtualBox OSE is distributed in the
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| 15 | * hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
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| 16 | */
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| 17 |
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| 18 | #ifndef ____H_KEYBOARDIMPL
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| 19 | #define ____H_KEYBOARDIMPL
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| 20 |
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| 21 | #include "VirtualBoxBase.h"
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| 22 | #include "ConsoleEvents.h"
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| 23 |
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| 24 | #include <VBox/pdmdrv.h>
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| 25 |
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| 26 | /** Limit of simultaneously attached devices (just USB and/or PS/2). */
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| 27 | enum { KEYBOARD_MAX_DEVICES = 2 };
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| 28 |
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| 29 | /** Simple keyboard event class. */
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| 30 | class KeyboardEvent
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| 31 | {
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| 32 | public:
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| 33 | KeyboardEvent() : scan(-1) {}
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| 34 | KeyboardEvent(int _scan) : scan(_scan) {}
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| 35 | bool isValid()
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| 36 | {
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| 37 | return (scan & ~0x80) && !(scan & ~0xFF);
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| 38 | }
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| 39 | int scan;
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| 40 | };
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| 41 | // template instantiation
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| 42 | typedef ConsoleEventBuffer<KeyboardEvent> KeyboardEventBuffer;
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| 43 |
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| 44 | class Console;
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| 45 |
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| 46 | class ATL_NO_VTABLE Keyboard :
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| 47 | public VirtualBoxBase,
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| 48 | public VirtualBoxSupportTranslation<Keyboard>,
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| 49 | VBOX_SCRIPTABLE_IMPL(IKeyboard)
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| 50 | {
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| 51 | public:
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| 52 |
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| 53 | VIRTUALBOXBASE_ADD_ERRORINFO_SUPPORT(Keyboard, IKeyboard)
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| 54 |
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| 55 | DECLARE_NOT_AGGREGATABLE(Keyboard)
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| 56 |
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| 57 | DECLARE_PROTECT_FINAL_CONSTRUCT()
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| 58 |
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| 59 | BEGIN_COM_MAP(Keyboard)
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| 60 | COM_INTERFACE_ENTRY(ISupportErrorInfo)
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| 61 | COM_INTERFACE_ENTRY(IKeyboard)
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| 62 | COM_INTERFACE_ENTRY(IDispatch)
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| 63 | END_COM_MAP()
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| 64 |
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| 65 | DECLARE_EMPTY_CTOR_DTOR (Keyboard)
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| 66 |
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| 67 | HRESULT FinalConstruct();
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| 68 | void FinalRelease();
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| 69 |
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| 70 | // public initializer/uninitializer for internal purposes only
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| 71 | HRESULT init (Console *aParent);
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| 72 | void uninit();
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| 73 |
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| 74 | STDMETHOD(PutScancode)(LONG scancode);
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| 75 | STDMETHOD(PutScancodes)(ComSafeArrayIn (LONG, scancodes),
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| 76 | ULONG *codesStored);
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| 77 | STDMETHOD(PutCAD)();
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| 78 |
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| 79 | static const PDMDRVREG DrvReg;
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| 80 |
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| 81 | Console *getParent() const
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| 82 | {
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| 83 | return mParent;
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| 84 | }
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| 85 |
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| 86 | private:
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| 87 |
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| 88 | static DECLCALLBACK(void *) drvQueryInterface(PPDMIBASE pInterface, const char *pszIID);
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| 89 | static DECLCALLBACK(void) keyboardSetActive(PPDMIKEYBOARDCONNECTOR pInterface, bool fActive);
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| 90 | static DECLCALLBACK(int) drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfg, uint32_t fFlags);
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| 91 | static DECLCALLBACK(void) drvDestruct(PPDMDRVINS pDrvIns);
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| 92 |
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| 93 | Console * const mParent;
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| 94 | /** Pointer to the associated keyboard driver(s). */
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| 95 | struct DRVMAINKEYBOARD *mpDrv[KEYBOARD_MAX_DEVICES];
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| 96 | /** Pointer to the device instance for the VMM Device. */
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| 97 | PPDMDEVINS mpVMMDev;
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| 98 | /** Set after the first attempt to find the VMM Device. */
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| 99 | bool mfVMMDevInited;
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| 100 | };
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| 101 |
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| 102 | #endif // !____H_KEYBOARDIMPL
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| 103 | /* vi: set tabstop=4 shiftwidth=4 expandtab: */
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