Sweden-Number/include/queue.h

94 lines
3.1 KiB
C

/*
* Message queues definitions
*
* Copyright 1993 Alexandre Julliard
*/
#ifndef __WINE_QUEUE_H
#define __WINE_QUEUE_H
#include "windef.h"
#include "winbase.h"
#include "wingdi.h"
#include "winuser.h"
#include "thread.h"
/* Message as stored in the queue (contains the extraInfo field) */
typedef struct tagQMSG
{
int kind; /* message kind (sent,posted,hardware) */
int type;
MSG msg;
DWORD extraInfo; /* Only in 3.1 */
} QMSG;
#define QMSG_WIN16 0
#define QMSG_WIN32A 1
#define QMSG_WIN32W 2
#define QMSG_HARDWARE 3
/* Per-queue data for the message queue
* Note that we currently only store the current values for
* Active, Capture and Focus windows currently.
* It might be necessary to store a pointer to the system message queue
* as well since windows 9x maintains per thread system message queues
*/
typedef struct tagPERQUEUEDATA
{
HWND hWndFocus; /* Focus window */
HWND hWndActive; /* Active window */
HWND hWndCapture; /* Capture window */
INT16 nCaptureHT; /* Capture info (hit-test) */
ULONG ulRefCount; /* Reference count */
CRITICAL_SECTION cSection; /* Critical section for thread safe access */
} PERQUEUEDATA;
/* Message queue */
typedef struct tagMESSAGEQUEUE
{
HQUEUE16 self; /* Handle to self (was: reserved) */
TEB* teb; /* Thread owning queue */
HANDLE server_queue; /* Handle to server-side queue */
DWORD magic; /* magic number should be QUEUE_MAGIC */
DWORD lockCount; /* reference counter */
DWORD GetMessageTimeVal; /* Value for GetMessageTime */
DWORD GetMessagePosVal; /* Value for GetMessagePos */
DWORD GetMessageExtraInfoVal; /* Value for GetMessageExtraInfo */
HANDLE16 hCurHook; /* Current hook */
HANDLE16 hooks[WH_NB_HOOKS]; /* Task hooks list */
PERQUEUEDATA *pQData; /* pointer to (shared) PERQUEUEDATA structure */
} MESSAGEQUEUE;
#define QUEUE_MAGIC 0xD46E80AF
/* Per queue data management methods */
HWND PERQDATA_GetFocusWnd( PERQUEUEDATA *pQData );
HWND PERQDATA_SetFocusWnd( PERQUEUEDATA *pQData, HWND hWndFocus );
HWND PERQDATA_GetActiveWnd( PERQUEUEDATA *pQData );
HWND PERQDATA_SetActiveWnd( PERQUEUEDATA *pQData, HWND hWndActive );
HWND PERQDATA_GetCaptureWnd( INT *hittest );
HWND PERQDATA_SetCaptureWnd( HWND hWndCapture, INT hittest );
/* Message queue management methods */
extern MESSAGEQUEUE *QUEUE_Lock( HQUEUE16 hQueue );
extern void QUEUE_Unlock( MESSAGEQUEUE *queue );
extern BOOL QUEUE_IsExitingQueue( HQUEUE16 hQueue );
extern void QUEUE_SetExitingQueue( HQUEUE16 hQueue );
extern int QUEUE_WaitBits( WORD bits, DWORD timeout );
extern BOOL QUEUE_DeleteMsgQueue( HQUEUE16 hQueue );
extern HTASK16 QUEUE_GetQueueTask( HQUEUE16 hQueue );
extern BOOL QUEUE_FindMsg( HWND hwnd, UINT first, UINT last, BOOL remove, QMSG *msg );
extern void QUEUE_CleanupWindow( HWND hwnd );
extern HQUEUE16 WINAPI InitThreadInput16( WORD unknown, WORD flags );
#endif /* __WINE_QUEUE_H */