hxwin.h

linux下的一款播放器

/* ***** BEGIN LICENSE BLOCK *****
 * Source last modified: $Id: hxwin.h,v 1.1.1.1.50.3 2004/07/09 01:45:13 hubbe Exp $
 * 
 * Portions Copyright (c) 1995-2004 RealNetworks, Inc. All Rights Reserved.
 * 
 * The contents of this file, and the files included with this file,
 * are subject to the current version of the RealNetworks Public
 * Source License (the "RPSL") available at
 * http://www.helixcommunity.org/content/rpsl unless you have licensed
 * the file under the current version of the RealNetworks Community
 * Source License (the "RCSL") available at
 * http://www.helixcommunity.org/content/rcsl, in which case the RCSL
 * will apply. You may also obtain the license terms directly from
 * RealNetworks.  You may not use this file except in compliance with
 * the RPSL or, if you have a valid RCSL with RealNetworks applicable
 * to this file, the RCSL.  Please see the applicable RPSL or RCSL for
 * the rights, obligations and limitations governing use of the
 * contents of the file.
 * 
 * Alternatively, the contents of this file may be used under the
 * terms of the GNU General Public License Version 2 or later (the
 * "GPL") in which case the provisions of the GPL are applicable
 * instead of those above. If you wish to allow use of your version of
 * this file only under the terms of the GPL, and not to allow others
 * to use your version of this file under the terms of either the RPSL
 * or RCSL, indicate your decision by deleting the provisions above
 * and replace them with the notice and other provisions required by
 * the GPL. If you do not delete the provisions above, a recipient may
 * use your version of this file under the terms of any one of the
 * RPSL, the RCSL or the GPL.
 * 
 * This file is part of the Helix DNA Technology. RealNetworks is the
 * developer of the Original Code and owns the copyrights in the
 * portions it created.
 * 
 * This file, and the files included with this file, is distributed
 * and made available on an 'AS IS' basis, WITHOUT WARRANTY OF ANY
 * KIND, EITHER EXPRESS OR IMPLIED, AND REALNETWORKS HEREBY DISCLAIMS
 * ALL SUCH WARRANTIES, INCLUDING WITHOUT LIMITATION, ANY WARRANTIES
 * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, QUIET
 * ENJOYMENT OR NON-INFRINGEMENT.
 * 
 * Technology Compatibility Kit Test Suite(s) Location:
 *    http://www.helixcommunity.org/content/tck
 * 
 * Contributor(s):
 * 
 * ***** END LICENSE BLOCK ***** */

#ifndef _HXWIN_H_
#define _HXWIN_H_

/*
 * Forward declarations of some interfaces defined or used here-in.
 */
typedef _INTERFACE	IHXSite			IHXSite;
typedef _INTERFACE	IHXSiteUser			IHXSiteUser;
typedef _INTERFACE	IHXSiteWindowed		IHXSiteWindowed;
typedef _INTERFACE	IHXSiteEventHandler            IHXSiteEventHandler;
typedef _INTERFACE	IHXSiteWindowless		IHXSiteWindowless;
typedef _INTERFACE	IHXSiteWatcher			IHXSiteWatcher;
typedef _INTERFACE	IHXValues			IHXValues;
typedef _INTERFACE	IHXSiteFullScreen		IHXSiteFullScreen;
typedef _INTERFACE	IHXLayoutSiteGroupManager	IHXLayoutSiteGroupManager;
typedef _INTERFACE	IHXEventHook			IHXEventHook;
typedef _INTERFACE	IHXColorConverter		IHXColorConverter;
typedef _INTERFACE	IHXSubRectVideoSurface		IHXSubRectVideoSurface;

typedef struct _HXBitmapInfoHeader HXBitmapInfoHeader;
typedef struct _HXxWindow   HXxWindow;
typedef struct _HXxRegion  HXxBoxRegion;
typedef struct _HXxSize	    HXxSize;
typedef struct _HXxPoint    HXxPoint;
typedef struct _HXxRect	    HXxRect;
typedef void* HXxRegion;


/*
 * Styles for IHXDrawFocus
 */
#define HX_SOLID_LINE      1
#define HX_DASHED_LINE     HX_SOLID_LINE<<1
#define HX_DOTTED_LINE     HX_SOLID_LINE<<2
#define HX_CUSTOM_LINE     HX_SOLID_LINE<<3

/*
 * Focus Navigation
 */
typedef enum _HXFocusContext
{
    HXFirstFocus,
    HXUpFocus,
    HXDownFocus,
    HXLeftFocus,
    HXRightFocus,
    HXNextFocus,
    HXPrevFocus,
    HXLastFocus
} HXFocusContext;

typedef enum _HXFocusState
{
    HXNoFocus,
    HXFocused
} HXFocusState;

/****************************************************************************
 * 
 *  Interface:
 *
 *	IHXSiteWindowed
 *
 *  Purpose:
 *
 *	Interface for IHXSite objects which are associated with platform
 *	specific window objects on Microsoft Windows and X-Windows.
 *
 *  IID_IHXSiteWindowed:
 *
 *	{00000D01-0901-11d1-8B06-00A024406D59}
 *
 */
DEFINE_GUID(IID_IHXSiteWindowed, 0x00000D01, 0x901, 0x11d1, 0x8b, 0x6, 0x0, 
			0xa0, 0x24, 0x40, 0x6d, 0x59);

#define CLSID_IHXSiteWindowed	IID_IHXSiteWindowed

// $Private:
DEFINE_GUID(IID_IHXGetImplementation, 0x00000D11, 0x901, 0x11d1, 0x8b, 0x6, 0x0, 
			0xa0, 0x24, 0x40, 0x6d, 0x59);
// $EndPrivate.

#undef  INTERFACE
#define INTERFACE   IHXSiteWindowed

DECLARE_INTERFACE_(IHXSiteWindowed, IUnknown)
{
    /*
     * IUnknown methods
     */
    STDMETHOD(QueryInterface)	(THIS_
				REFIID riid,
				void** ppvObj) PURE;

    STDMETHOD_(ULONG32,AddRef)	(THIS) PURE;

    STDMETHOD_(ULONG32,Release)	(THIS) PURE;

    /*
     * IHXSiteWindowed methods called by site suppliers 
     * when they want the site associated with a
     * previously created (and externally managed) window.
     * This method will "sub-class" that window (Win32).
     * On Unix, the site supplier must pass events from 
     * the externally managed window to the core via
     * IHXClientEngine::EventOccurred(). Please note that
     * The HXxWindow ptr must remain in scope for the life
     * of Site.
     * 
     */
    STDMETHOD(AttachWindow)	(THIS_
				HXxWindow* /*IN*/ pWindow) PURE;

    STDMETHOD(DetachWindow)	(THIS) PURE;

    /*
     * IHXSiteWindowed methods called by Owners of the site
     * in the event that want a default top level window created
     * for the site.
     */
    STDMETHOD(Create)		(THIS_
				void* ParentWindow, 
				UINT32 style) PURE;

    STDMETHOD(Destroy)		(THIS) PURE;

    /*
     * IHXSiteWindowed method. Returns actual window of the site.
     */
    STDMETHOD_(HXxWindow*,GetWindow)(THIS) PURE;
};

// $Private:
/****************************************************************************
 * 
 *  Interface:
 *
 *	IHXSiteEventHandler
 *
 *  Purpose:
 *
 *	Interface for allowing client core engine to pass events to a site imeplementor
 *      which it implemented as a factory plugin. 
 *
 *  IID_IHXSiteEventHandler                      
 *
 *	{00000D12-0901-11d1-8B-6-00A024406D59}
 *
 */

DEFINE_GUID(IID_IHXSiteEventHandler, 0x00000D12, 0x901, 0x11d1, 0x8b, 0x6, 
	                0x0, 0xa0, 0x24, 0x40, 0x6d, 0x59);

#define CLSID_IHXSiteEventHandler	IID_IHXSiteEventHandler

#undef  INTERFACE
#define INTERFACE   IHXSiteEventHandler

DECLARE_INTERFACE_(IHXSiteEventHandler, IUnknown)
{
    /*
     * IUnknown methods
     */
    STDMETHOD(QueryInterface)	(THIS_
				REFIID riid,
				void** ppvObj) PURE;

    STDMETHOD_(ULONG32,AddRef)	(THIS) PURE;

    STDMETHOD_(ULONG32,Release)	(THIS) PURE;

    /*
     * This method is called from Site Manager EventOccured().
     * The imeplementation of this interface must pass the events 
     * on to the individual CHXSiteWindowed sites.
     */
    STDMETHOD(EventOccurred) (THIS_ HXxEvent* pEvent) PURE;
};
// $EndPrivate.


/****************************************************************************
 * 
 *  Interface:
 *
 *	IHXSiteWindowless
 *
 *  Purpose:
 *
 *	Interface for IHXSite objects which are "windowless" or not 
 *	associated with platform specific window objects.
 *
 *  IID_IHXSiteWindowless:
 *
 *	{00000D02-0901-11d1-8B06-00A024406D59}
 *
 */
DEFINE_GUID(IID_IHXSiteWindowless, 0x00000D02, 0x901, 0x11d1, 0x8b, 0x6, 0x0, 
			0xa0, 0x24, 0x40, 0x6d, 0x59);

#undef  INTERFACE
#define INTERFACE   IHXSiteWindowless

#define CLSID_IHXSiteWindowless IID_IHXSiteWindowless

DECLARE_INTERFACE_(IHXSiteWindowless, IUnknown)
{
    /*
     * IUnknown methods
     */
    STDMETHOD(QueryInterface)	(THIS_
				REFIID riid,
				void** ppvObj) PURE;

    STDMETHOD_(ULONG32,AddRef)	(THIS) PURE;

    STDMETHOD_(ULONG32,Release)	(THIS) PURE;

    /*
     * IHXSiteWindowless methods called by owners of the site.
     */
    STDMETHOD(EventOccurred)	(THIS_
				HXxEvent* /*IN*/ pEvent) PURE;

    /*
     * IHXSiteWindowless method. Returns some parent window that
     * owns the windowless site. Useful for right-click menus and
     * dialog box calls.
     */
    STDMETHOD_(HXxWindow*,GetParentWindow)(THIS) PURE;
};


/****************************************************************************
 * 
 *  Interface:
 *
 *	IHXSite
 *
 *  Purpose:
 *
 *	Interface for IHXSite objects.
 *
 *  IID_IHXSite:
 *
 *	{00000D03-0901-11d1-8B06-00A024406D59}
 *
 */
DEFINE_GUID(IID_IHXSite, 0x00000D03, 0x901, 0x11d1, 0x8b, 0x6, 0x0, 
			0xa0, 0x24, 0x40, 0x6d, 0x59);

#undef  INTERFACE
#define INTERFACE   IHXSite

DECLARE_INTERFACE_(IHXSite, IUnknown)
{
    /*
     * IUnknown methods
     */
    STDMETHOD(QueryInterface)	(THIS_
				REFIID riid,
				void** ppvObj) PURE;

    STDMETHOD_(ULONG32,AddRef)	(THIS) PURE;

    STDMETHOD_(ULONG32,Release)	(THIS) PURE;

    /*
     * IHXSite methods usually called by the "context" to 
     * associate users with the site, and to create child sites
     * as appropriate.
     */
    STDMETHOD(AttachUser)	(THIS_
				IHXSiteUser*	/*IN*/	pUser) PURE;

    STDMETHOD(DetachUser)	(THIS) PURE;


    STDMETHOD(GetUser)		(THIS_
				REF(IHXSiteUser*) /*OUT*/ pUser) PURE;

    STDMETHOD(CreateChild)	(THIS_
				REF(IHXSite*)	/*OUT*/ pChildSite) PURE;

    STDMETHOD(DestroyChild)	(THIS_
				IHXSite*	/*IN*/	pChildSite) PURE;

    /*
     * IHXSite methods called by the the "context" in which the site
     * is displayed in order to manage its position. Site users should
     * not generally call these methods.
     */
    STDMETHOD(AttachWatcher)	(THIS_
				IHXSiteWatcher* /*IN*/	pWatcher) PURE;

    STDMETHOD(DetachWatcher)	(THIS) PURE;

    STDMETHOD(SetPosition)	(THIS_
				HXxPoint		position) PURE;

    STDMETHOD(GetPosition)	(THIS_
				REF(HXxPoint)		position) PURE;

    /*
     * IHXSite methods called by the user of the site to get
     * information about the site, and to manipulate the site.
     */
    STDMETHOD(SetSize)		(THIS_
				HXxSize			size) PURE;

    STDMETHOD(GetSize)		(THIS_
				REF(HXxSize)		size) PURE;

    STDMETHOD(DamageRect)	(THIS_
				HXxRect			rect) PURE;

    STDMETHOD(DamageRegion)	(THIS_
				HXxRegion		region) PURE;

    STDMETHOD(ForceRedraw)	(THIS) PURE;
};


// $Private
/****************************************************************************
 * 
 *  Interface:
 *
 *	IHXSiteComposition
 *
 *  Purpose:
 *
 *	Interface for IHXSite objects to let them compose composition
 *      frames and display them on a regular basis rather than many
 *      discrete blts.
 *
 *  IID_IHXSiteComposition:
 *
 *	{00000D03-0901-11d1-8B06-00A024406D59}
 *
 */
DEFINE_GUID(IID_IHXSiteComposition, 0x00000D19, 0x901, 0x11d1, 0x8b, 0x6, 0x0, 
			0xa0, 0x24, 0x40, 0x6d, 0x59);

#undef  INTERFACE
#define INTERFACE   IHXSiteComposition

DECLARE_INTERFACE_(IHXSiteComposition, IUnknown)
{
    /* IUnknown methods */
    STDMETHOD(QueryInterface)	(THIS_ REFIID riid, void** ppvObj) PURE;
    STDMETHOD_(ULONG32,AddRef)	(THIS) PURE;
    STDMETHOD_(ULONG32,Release)	(THIS) PURE;

    /* IHXSiteComposition methods. */
    STDMETHOD(LockComposition)            (THIS) PURE;
    STDMETHOD(UnlockComposition)          (THIS) PURE;
    STDMETHOD(BltComposition)             (THIS) PURE;
    STDMETHOD(SetCompositionMode)         (THIS_ BOOL OnOrOff) PURE;
    STDMETHOD_(BOOL, IsCompositionLocked) (THIS) PURE;
    STDMETHOD_(BOOL, IsCompositionMode)   (THIS) PURE;
};
// $EndPrivate.


/****************************************************************************
 * 
 *  Interface:
 *
 *	IHXSiteUser
 *
 *  Purpose:
 *
 *	Interface for the user of the IHXSite objects.
 *
 *  IID_IHXSiteUser:
 *
 *	{00000D04-0901-11d1-8B06-00A024406D59}
 *
 */
DEFINE_GUID(IID_IHXSiteUser, 0x00000D04, 0x901, 0x11d1, 0x8b, 0x6, 0x0, 
			0xa0, 0x24, 0x40, 0x6d, 0x59);

#undef  INTERFACE
#define INTERFACE   IHXSiteUser

DECLARE_INTERFACE_(IHXSiteUser, IUnknown)
{
    /*
     * IUnknown methods
     */
    STDMETHOD(QueryInterface)	(THIS_
				REFIID riid,
				void** ppvObj) PURE;

    STDMETHOD_(ULONG32,AddRef)	(THIS) PURE;

    STDMETHOD_(ULONG32,Release)	(THIS) PURE;

    /*
     * IHXSiteUser methods usually called by the "context" to 
     * associate users with the site.
     */
    STDMETHOD(AttachSite)	(THIS_
				IHXSite*	/*IN*/ pSite) PURE;

    STDMETHOD(DetachSite)	(THIS) PURE;

    /*
     * IHXSiteUser methods called to inform user of an event.
     */
    STDMETHOD(HandleEvent)	(THIS_
				HXxEvent*	/*IN*/ pEvent) PURE;

    STDMETHOD_(BOOL,NeedsWindowedSites)	(THIS) PURE;
};

/****************************************************************************
 * 
 *  Interface:
 *
 *	IHXSiteWatcher
 *
 *  Purpose:
 *
 *	Interface for IHXSiteWatcher objects.
 *
 *  IID_IHXSite:
 *
 *	{00000D05-0901-11d1-8B06-00A024406D59}
 *
 */
DEFINE_GUID(IID_IHXSiteWatcher, 0x00000D05, 0x901, 0x11d1, 0x8b, 0x6, 0x0, 
			0xa0, 0x24, 0x40, 0x6d, 0x59);

#undef  INTERFACE
#define INTERFACE   IHXSiteWatcher

DECLARE_INTERFACE_(IHXSiteWatcher, IUnknown)
{
    /*
     * IUnknown methods
     */
    STDMETHOD(QueryInterface)	(THIS_
				REFIID riid,
				void** ppvObj) PURE;

    STDMETHOD_(ULONG32,AddRef)	(THIS) PURE;

    STDMETHOD_(ULONG32,Release)	(THIS) PURE;

    /*
     * IHXSiteWatcher methods called by the site when a watcher 
     * is attached to or detached from it.
     */
    STDMETHOD(AttachSite)	(THIS_
				IHXSite*	/*IN*/	pSite) PURE;

    STDMETHOD(DetachSite)	(THIS) PURE;

    /*
     * IHXSiteWatcher methods called by the site an attempt is
     * made to change it's position or size. The site watcher must
     * return HXR_OK for the change to occur. If the site watcher
     * returns any value other than HXR_OK then the size or position
     * will not change. The site watcher can also modify the new
     * size of position.
     */
    STDMETHOD(ChangingPosition)	(THIS_
				HXxPoint		posOld,
				REF(HXxPoint)/*IN-OUT*/	posNew) PURE;

    STDMETHOD(ChangingSize)	(THIS_
				HXxSize			sizeOld,
				REF(HXxSize) /*IN-OUT*/	sizeNew) PURE;
};

/****************************************************************************
 * 
 *  Interface:
 *
 *	IHXSiteUserSupplier
 *
 *  Purpose:
 *
 *	Interface implemented by renderers and objects with provide layouts to
 *	the client core. This interface is called by the core when it needs a 
 *	new IHXSiteUser, or when it is done using an IHXSiteUser.
 *
 *  IID_IHXSiteUserSupplier:
 *
 *	{00000D06-0901-11d1-8B06-00A024406D59}
 *
 */
DEFINE_GUID(IID_IHXSiteUserSupplier, 0x00000D06, 0x901, 0x11d1, 0x8b, 0x6, 0x0, 
			0xa0, 0x24, 0x40, 0x6d, 0x59);

#undef  INTERFACE
#define INTERFACE   IHXSiteUserSupplier

DECLARE_INTERFACE_(IHXSiteUserSupplier, IUnknown)
{
    /*
     * IUnknown methods
     */
    STDMETHOD(QueryInterface)	(THIS_
				REFIID riid,
				void** ppvObj) PURE;

    STDMETHOD_(ULONG32,AddRef)	(THIS) PURE;

    STDMETHOD_(ULONG32,Release)	(THIS) PURE;

    /*
     * IHXSiteUserSupplier methods usually called by the 
     * "context" to ask for additional or to release previously
     * created site users.
     */
    STDMETHOD(CreateSiteUser)	(THIS_
				REF(IHXSiteUser*)/*OUT*/ pSiteUser) PURE;

    STDMETHOD(DestroySiteUser)	(THIS_
				IHXSiteUser*	  /*IN*/ pSiteUser) PURE;

    STDMETHOD_(BOOL,NeedsWindowedSites)	(THIS) PURE;
};


/****************************************************************************
 *