reactos/subsys/win32k/include/msgqueue.h

   1 #ifndef __WIN32K_MSGQUEUE_H
   2 #define __WIN32K_MSGQUEUE_H
   3
   4 #include <windows.h>
   5
   6 typedef struct _USER_MESSAGE
   7 {
   8   LIST_ENTRY ListEntry;
   9   MSG Msg;
  10 } USER_MESSAGE, *PUSER_MESSAGE;
  11
  12 struct _USER_MESSAGE_QUEUE;
  13
  14 typedef struct _USER_SENT_MESSAGE
  15 {
  16   LIST_ENTRY ListEntry;
  17   MSG Msg;
  18   PKEVENT CompletionEvent;
  19   LRESULT* Result;
  20   struct _USER_MESSAGE_QUEUE* CompletionQueue;
  21   SENDASYNCPROC CompletionCallback;
  22   ULONG_PTR CompletionCallbackContext;
  23 } USER_SENT_MESSAGE, *PUSER_SENT_MESSAGE;
  24
  25 typedef struct _USER_SENT_MESSAGE_NOTIFY
  26 {
  27   SENDASYNCPROC CompletionCallback;
  28   ULONG_PTR CompletionCallbackContext;
  29   LRESULT Result;
  30   HWND hWnd;
  31   UINT Msg;
  32   LIST_ENTRY ListEntry;
  33 } USER_SENT_MESSAGE_NOTIFY, *PUSER_SENT_MESSAGE_NOTIFY;
  34
  35 typedef struct _USER_MESSAGE_QUEUE
  36 {
  37   LIST_ENTRY SentMessagesListHead;
  38   LIST_ENTRY PostedMessagesListHead;
  39   LIST_ENTRY HardwareMessagesListHead;
  40   LIST_ENTRY NotifyMessagesListHead;
  41   FAST_MUTEX Lock;
  42   BOOLEAN QuitPosted;
  43   ULONG QuitExitCode;
  44   KEVENT NewMessages;
  45   ULONG QueueStatus;
  46   HWND FocusWindow;
  47 } USER_MESSAGE_QUEUE, *PUSER_MESSAGE_QUEUE;
  48
  49 VOID
  50 MsqSendMessage(PUSER_MESSAGE_QUEUE MessageQueue,
  51                PUSER_SENT_MESSAGE Message);
  52 VOID
  53 MsqInitializeMessage(PUSER_MESSAGE Message,
  54                      LPMSG Msg);
  55 PUSER_MESSAGE
  56 MsqCreateMessage(LPMSG Msg);
  57 VOID
  58 MsqDestroyMessage(PUSER_MESSAGE Message);
  59 VOID
  60 MsqPostMessage(PUSER_MESSAGE_QUEUE MessageQueue,
  61                PUSER_MESSAGE Message,
  62                BOOLEAN Hardware);
  63 BOOLEAN
  64 MsqFindMessage(IN PUSER_MESSAGE_QUEUE MessageQueue,
  65                IN BOOLEAN Hardware,
  66                IN BOOLEAN Remove,
  67                IN HWND Wnd,
  68                IN UINT MsgFilterLow,
  69                IN UINT MsgFilterHigh,
  70                OUT PUSER_MESSAGE* Message);
  71 VOID
  72 MsqInitializeMessageQueue(PUSER_MESSAGE_QUEUE MessageQueue);
  73 VOID
  74 MsqFreeMessageQueue(PUSER_MESSAGE_QUEUE MessageQueue);
  75 PUSER_MESSAGE_QUEUE
  76 MsqCreateMessageQueue(VOID);
  77 VOID
  78 MsqDestroyMessageQueue(PUSER_MESSAGE_QUEUE MessageQueue);
  79 PUSER_MESSAGE_QUEUE
  80 MsqGetHardwareMessageQueue(VOID);
  81 NTSTATUS
  82 MsqWaitForNewMessage(PUSER_MESSAGE_QUEUE MessageQueue);
  83 NTSTATUS
  84 MsqInitializeImpl(VOID);
  85
  86 #define MAKE_LONG(x, y) ((((y) & 0xFFFF) << 16) | ((x) & 0xFFFF))
  87
  88 #endif /* __WIN32K_MSGQUEUE_H */
  89
  90 /* EOF */