| /* |
| * Message queues definitions |
| * |
| * Copyright 1993 Alexandre Julliard |
| */ |
| |
| #ifndef __WINE_QUEUE_H |
| #define __WINE_QUEUE_H |
| |
| #include "wine/winuser16.h" |
| #include "windows.h" |
| #include "thread.h" |
| |
| |
| /* Message as stored in the queue (contains the extraInfo field) */ |
| typedef struct tagQMSG |
| { |
| MSG32 msg; |
| DWORD extraInfo; /* Only in 3.1 */ |
| |
| struct tagQMSG *nextMsg; |
| struct tagQMSG *prevMsg; |
| } QMSG; |
| |
| typedef struct |
| { |
| LRESULT lResult; |
| BOOL16 bPending; |
| } QSMCTRL; |
| |
| /* 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 |
| { |
| HWND32 hWndFocus; /* Focus window */ |
| HWND32 hWndActive; /* Active window */ |
| HWND32 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 next; /* Next queue */ |
| HQUEUE16 self; /* Handle to self (was: reserved) */ |
| THDB* thdb; /* Thread owning queue */ |
| HANDLE32 hEvent; /* Event handle */ |
| CRITICAL_SECTION cSection; /* Queue access critical section */ |
| |
| DWORD magic; /* magic number should be QUEUE_MAGIC */ |
| DWORD lockCount; /* reference counter */ |
| |
| WORD flags; /* Queue flags */ |
| WORD wWinVersion; /* Expected Windows version */ |
| |
| WORD msgCount; /* Number of waiting messages */ |
| QMSG* firstMsg; /* First message in linked list */ |
| QMSG* lastMsg; /* Last message in linked list */ |
| |
| WORD wPostQMsg; /* PostQuitMessage flag */ |
| WORD wExitCode; /* PostQuitMessage exit code */ |
| WORD wPaintCount; /* Number of WM_PAINT needed */ |
| WORD wTimerCount; /* Number of timers for this task */ |
| |
| WORD changeBits; /* Changed wake-up bits */ |
| WORD wakeBits; /* Queue wake-up bits */ |
| WORD wakeMask; /* Queue wake-up mask */ |
| |
| DWORD GetMessageTimeVal; /* Value for GetMessageTime */ |
| DWORD GetMessagePosVal; /* Value for GetMessagePos */ |
| DWORD GetMessageExtraInfoVal; /* Value for GetMessageExtraInfo */ |
| |
| HQUEUE16 InSendMessageHandle; /* Queue of task that sent a message */ |
| HTASK16 hSendingTask; /* Handle of task that sent a message */ |
| HTASK16 hPrevSendingTask; /* Handle of previous sender */ |
| |
| HWND32 hWnd32; /* Send message arguments */ |
| UINT32 msg32; |
| WPARAM32 wParam32; |
| LPARAM lParam; |
| DWORD SendMessageReturn; /* Return value for SendMessage */ |
| |
| QSMCTRL* smResultInit; /* SendMesage result pointers */ |
| QSMCTRL* smResultCurrent; |
| QSMCTRL* smResult; |
| |
| HANDLE16 hCurHook; /* Current hook */ |
| HANDLE16 hooks[WH_NB_HOOKS]; /* Task hooks list */ |
| |
| PERQUEUEDATA *pQData; /* pointer to (shared) PERQUEUEDATA structure */ |
| |
| } MESSAGEQUEUE; |
| |
| |
| /* Extra (undocumented) queue wake bits - see "Undoc. Windows" */ |
| #define QS_SMRESULT 0x8000 /* Queue has a SendMessage() result */ |
| #define QS_SMPARAMSFREE 0x4000 /* SendMessage() parameters are available */ |
| |
| /* Queue flags */ |
| #define QUEUE_SM_WIN32 0x0002 /* Currently sent message is Win32 */ |
| #define QUEUE_SM_UNICODE 0x0004 /* Currently sent message is Unicode */ |
| |
| #define QUEUE_MAGIC 0xD46E80AF |
| |
| /* Per queue data management methods */ |
| PERQUEUEDATA* PERQDATA_CreateInstance( ); |
| ULONG PERQDATA_Addref( PERQUEUEDATA* pQData ); |
| ULONG PERQDATA_Release( PERQUEUEDATA* pQData ); |
| HWND32 PERQDATA_GetFocusWnd( PERQUEUEDATA *pQData ); |
| HWND32 PERQDATA_SetFocusWnd( PERQUEUEDATA *pQData, HWND32 hWndFocus ); |
| HWND32 PERQDATA_GetActiveWnd( PERQUEUEDATA *pQData ); |
| HWND32 PERQDATA_SetActiveWnd( PERQUEUEDATA *pQData, HWND32 hWndActive ); |
| HWND32 PERQDATA_GetCaptureWnd( PERQUEUEDATA *pQData ); |
| HWND32 PERQDATA_SetCaptureWnd( PERQUEUEDATA *pQData, HWND32 hWndCapture ); |
| INT16 PERQDATA_GetCaptureInfo( PERQUEUEDATA *pQData ); |
| INT16 PERQDATA_SetCaptureInfo( PERQUEUEDATA *pQData, INT16 nCaptureHT ); |
| |
| /* Message queue management methods */ |
| extern MESSAGEQUEUE *QUEUE_Lock( HQUEUE16 hQueue ); |
| extern void QUEUE_Unlock( MESSAGEQUEUE *queue ); |
| extern void QUEUE_DumpQueue( HQUEUE16 hQueue ); |
| extern void QUEUE_WalkQueues(void); |
| extern BOOL32 QUEUE_IsExitingQueue( HQUEUE16 hQueue ); |
| extern void QUEUE_SetExitingQueue( HQUEUE16 hQueue ); |
| extern MESSAGEQUEUE *QUEUE_GetSysQueue(void); |
| extern void QUEUE_Signal( THDB *thdb ); |
| extern void QUEUE_SetWakeBit( MESSAGEQUEUE *queue, WORD bit ); |
| extern void QUEUE_ClearWakeBit( MESSAGEQUEUE *queue, WORD bit ); |
| extern void QUEUE_ReceiveMessage( MESSAGEQUEUE *queue ); |
| extern void QUEUE_WaitBits( WORD bits ); |
| extern void QUEUE_IncPaintCount( HQUEUE16 hQueue ); |
| extern void QUEUE_DecPaintCount( HQUEUE16 hQueue ); |
| extern void QUEUE_IncTimerCount( HQUEUE16 hQueue ); |
| extern void QUEUE_DecTimerCount( HQUEUE16 hQueue ); |
| extern BOOL32 QUEUE_CreateSysMsgQueue( ); |
| extern BOOL32 QUEUE_DeleteMsgQueue( HQUEUE16 hQueue ); |
| extern HTASK16 QUEUE_GetQueueTask( HQUEUE16 hQueue ); |
| extern BOOL32 QUEUE_AddMsg( HQUEUE16 hQueue, MSG32 * msg, DWORD extraInfo ); |
| extern QMSG* QUEUE_FindMsg( MESSAGEQUEUE * msgQueue, HWND32 hwnd, |
| int first, int last ); |
| extern void QUEUE_RemoveMsg( MESSAGEQUEUE * msgQueue, QMSG *qmsg ); |
| extern void QUEUE_FlushMessages(HQUEUE16); |
| extern void hardware_event( WORD message, WORD wParam, LONG lParam, |
| int xPos, int yPos, DWORD time, DWORD extraInfo ); |
| |
| extern HQUEUE16 WINAPI InitThreadInput( WORD unknown, WORD flags ); |
| |
| #endif /* __WINE_QUEUE_H */ |
