DisplayImpl.h revision cba6719bd64ec749967bbe931230452664109857
/* $Id$ */
/** @file
*
* VirtualBox COM class implementation
*/
/*
* Copyright (C) 2006-2008 Sun Microsystems, Inc.
*
* This file is part of VirtualBox Open Source Edition (OSE), as
* available from http://www.virtualbox.org. This file is free software;
* you can redistribute it and/or modify it under the terms of the GNU
* General Public License (GPL) as published by the Free Software
* Foundation, in version 2 as it comes in the "COPYING" file of the
* VirtualBox OSE distribution. VirtualBox OSE is distributed in the
* hope that it will be useful, but WITHOUT ANY WARRANTY of any kind.
*
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa
* Clara, CA 95054 USA or visit http://www.sun.com if you need
* additional information or have any questions.
*/
#ifndef ____H_DISPLAYIMPL
#define ____H_DISPLAYIMPL
#include "VirtualBoxBase.h"
#include "SchemaDefs.h"
#include <iprt/semaphore.h>
#include <VBox/pdmdrv.h>
#include <VBox/VMMDev.h>
#include <VBox/VBoxVideo.h>
class Console;
enum {
ResizeStatus_Void,
ResizeStatus_InProgress,
ResizeStatus_UpdateDisplayData
};
typedef struct _DISPLAYFBINFO
{
uint32_t u32Offset;
uint32_t u32MaxFramebufferSize;
uint32_t u32InformationSize;
ComPtr<IFramebuffer> pFramebuffer;
LONG xOrigin;
LONG yOrigin;
ULONG w;
ULONG h;
VBOXVIDEOINFOHOSTEVENTS *pHostEvents;
volatile uint32_t u32ResizeStatus;
/* The Framebuffer has default format and must be updates immediately. */
bool fDefaultFormat;
struct {
/* The rectangle that includes all dirty rectangles. */
int32_t xLeft;
int32_t xRight;
int32_t yTop;
int32_t yBottom;
} dirtyRect;
struct {
bool fPending;
ULONG pixelFormat;
void *pvVRAM;
uint32_t bpp;
uint32_t cbLine;
int w;
int h;
} pendingResize;
} DISPLAYFBINFO;
class ATL_NO_VTABLE Display :
public VirtualBoxBase,
VBOX_SCRIPTABLE_IMPL(IConsoleCallback),
public VirtualBoxSupportErrorInfoImpl<Display, IDisplay>,
public VirtualBoxSupportTranslation<Display>,
VBOX_SCRIPTABLE_IMPL(IDisplay)
{
public:
VIRTUALBOXBASE_ADD_ERRORINFO_SUPPORT (Display)
DECLARE_NOT_AGGREGATABLE(Display)
DECLARE_PROTECT_FINAL_CONSTRUCT()
BEGIN_COM_MAP(Display)
COM_INTERFACE_ENTRY(ISupportErrorInfo)
COM_INTERFACE_ENTRY(IDisplay)
COM_INTERFACE_ENTRY2(IDispatch,IDisplay)
END_COM_MAP()
NS_DECL_ISUPPORTS
DECLARE_EMPTY_CTOR_DTOR (Display)
HRESULT FinalConstruct();
void FinalRelease();
// public initializer/uninitializer for internal purposes only
HRESULT init (Console *aParent);
void uninit();
int registerSSM(PVM pVM);
// public methods only for internal purposes
int handleDisplayResize (unsigned uScreenId, uint32_t bpp, void *pvVRAM, uint32_t cbLine, int w, int h);
void handleDisplayUpdate (int x, int y, int cx, int cy);
#ifdef VBOX_WITH_VIDEOHWACCEL
void handleVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand);
#endif
IFramebuffer *getFramebuffer()
{
return maFramebuffers[VBOX_VIDEO_PRIMARY_SCREEN].pFramebuffer;
}
int VideoAccelEnable (bool fEnable, VBVAMEMORY *pVbvaMemory);
void VideoAccelFlush (void);
bool VideoAccelAllowed (void);
#ifdef VBOX_WITH_VRDP
void VideoAccelVRDP (bool fEnable);
#endif /* VBOX_WITH_VRDP */
// IConsoleCallback methods
STDMETHOD(OnMousePointerShapeChange)(BOOL visible, BOOL alpha, ULONG xHot, ULONG yHot,
ULONG width, ULONG height, BYTE *shape)
{
return S_OK;
}
STDMETHOD(OnMouseCapabilityChange)(BOOL supportsAbsolute, BOOL needsHostCursor)
{
return S_OK;
}
STDMETHOD(OnKeyboardLedsChange)(BOOL fNumLock, BOOL fCapsLock, BOOL fScrollLock)
{
return S_OK;
}
STDMETHOD(OnStateChange)(MachineState_T machineState);
STDMETHOD(OnAdditionsStateChange)()
{
return S_OK;
}
STDMETHOD(OnDVDDriveChange)()
{
return S_OK;
}
STDMETHOD(OnFloppyDriveChange)()
{
return S_OK;
}
STDMETHOD(OnNetworkAdapterChange) (INetworkAdapter *aNetworkAdapter)
{
return S_OK;
}
STDMETHOD(OnSerialPortChange) (ISerialPort *aSerialPort)
{
return S_OK;
}
STDMETHOD(OnParallelPortChange) (IParallelPort *aParallelPort)
{
return S_OK;
}
STDMETHOD(OnStorageControllerChange) ()
{
return S_OK;
}
STDMETHOD(OnVRDPServerChange)()
{
return S_OK;
}
STDMETHOD(OnUSBControllerChange)()
{
return S_OK;
}
STDMETHOD(OnUSBDeviceStateChange)(IUSBDevice *device, BOOL attached,
IVirtualBoxErrorInfo *message)
{
return S_OK;
}
STDMETHOD(OnSharedFolderChange) (Scope_T aScope)
{
return S_OK;
}
STDMETHOD(OnRuntimeError)(BOOL fatal, IN_BSTR id, IN_BSTR message)
{
return S_OK;
}
STDMETHOD(OnCanShowWindow)(BOOL *canShow)
{
if (canShow)
*canShow = TRUE;
return S_OK;
}
STDMETHOD(OnShowWindow)(ULONG64 *winId)
{
if (winId)
*winId = 0;
return S_OK;
}
// IDisplay properties
STDMETHOD(COMGETTER(Width)) (ULONG *width);
STDMETHOD(COMGETTER(Height)) (ULONG *height);
STDMETHOD(COMGETTER(BitsPerPixel)) (ULONG *bitsPerPixel);
// IDisplay methods
STDMETHOD(SetFramebuffer)(ULONG aScreenId, IFramebuffer *aFramebuffer);
STDMETHOD(GetFramebuffer)(ULONG aScreenId, IFramebuffer **aFramebuffer, LONG *aXOrigin, LONG *aYOrigin);
STDMETHOD(SetVideoModeHint)(ULONG width, ULONG height, ULONG bitsPerPixel, ULONG display);
STDMETHOD(TakeScreenShot)(BYTE *address, ULONG width, ULONG height);
STDMETHOD(TakeScreenShotSlow)(ULONG width, ULONG height, ComSafeArrayOut(BYTE, aScreenData));
STDMETHOD(DrawToScreen)(BYTE *address, ULONG x, ULONG y, ULONG width, ULONG height);
STDMETHOD(InvalidateAndUpdate)();
STDMETHOD(ResizeCompleted)(ULONG aScreenId);
STDMETHOD(UpdateCompleted)();
STDMETHOD(SetSeamlessMode)(BOOL enabled);
STDMETHOD(CompleteVHWACommand)(BYTE *pCommand);
// for VirtualBoxSupportErrorInfoImpl
static const wchar_t *getComponentName() { return L"Display"; }
static const PDMDRVREG DrvReg;
private:
void updateDisplayData (bool aCheckParams = false);
static DECLCALLBACK(int) changeFramebuffer (Display *that, IFramebuffer *aFB,
unsigned uScreenId);
static DECLCALLBACK(void*) drvQueryInterface(PPDMIBASE pInterface, PDMINTERFACE enmInterface);
static DECLCALLBACK(int) drvConstruct(PPDMDRVINS pDrvIns, PCFGMNODE pCfgHandle, uint32_t fFlags);
static DECLCALLBACK(void) drvDestruct(PPDMDRVINS pDrvIns);
static DECLCALLBACK(int) displayResizeCallback(PPDMIDISPLAYCONNECTOR pInterface, uint32_t bpp, void *pvVRAM, uint32_t cbLine, uint32_t cx, uint32_t cy);
static DECLCALLBACK(void) displayUpdateCallback(PPDMIDISPLAYCONNECTOR pInterface,
uint32_t x, uint32_t y, uint32_t cx, uint32_t cy);
static DECLCALLBACK(void) displayRefreshCallback(PPDMIDISPLAYCONNECTOR pInterface);
static DECLCALLBACK(void) displayResetCallback(PPDMIDISPLAYCONNECTOR pInterface);
static DECLCALLBACK(void) displayLFBModeChangeCallback(PPDMIDISPLAYCONNECTOR pInterface, bool fEnabled);
static DECLCALLBACK(void) displayProcessAdapterDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, uint32_t u32VRAMSize);
static DECLCALLBACK(void) displayProcessDisplayDataCallback(PPDMIDISPLAYCONNECTOR pInterface, void *pvVRAM, unsigned uScreenId);
#ifdef VBOX_WITH_VIDEOHWACCEL
static DECLCALLBACK(void) displayVHWACommandProcess(PPDMIDISPLAYCONNECTOR pInterface, PVBOXVHWACMD pCommand);
#endif
static DECLCALLBACK(void) displaySSMSave (PSSMHANDLE pSSM, void *pvUser);
static DECLCALLBACK(int) displaySSMLoad (PSSMHANDLE pSSM, void *pvUser, uint32_t u32Version);
const ComObjPtr<Console, ComWeakRef> mParent;
/** Pointer to the associated display driver. */
struct DRVMAINDISPLAY *mpDrv;
/** Pointer to the device instance for the VMM Device. */
PPDMDEVINS mpVMMDev;
/** Set after the first attempt to find the VMM Device. */
bool mfVMMDevInited;
unsigned mcMonitors;
DISPLAYFBINFO maFramebuffers[SchemaDefs::MaxGuestMonitors];
bool mFramebufferOpened;
/* arguments of the last handleDisplayResize() call */
void *mLastAddress;
uint32_t mLastBytesPerLine;
uint32_t mLastBitsPerPixel;
int mLastWidth;
int mLastHeight;
VBVAMEMORY *mpVbvaMemory;
bool mfVideoAccelEnabled;
bool mfVideoAccelVRDP;
uint32_t mfu32SupportedOrders;
int32_t volatile mcVideoAccelVRDPRefs;
VBVAMEMORY *mpPendingVbvaMemory;
bool mfPendingVideoAccelEnable;
bool mfMachineRunning;
uint8_t *mpu8VbvaPartial;
uint32_t mcbVbvaPartial;
bool vbvaFetchCmd (VBVACMDHDR **ppHdr, uint32_t *pcbCmd);
void vbvaReleaseCmd (VBVACMDHDR *pHdr, int32_t cbCmd);
void handleResizeCompletedEMT (void);
};
#endif // ____H_DISPLAYIMPL
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