caret.h File Reference

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Functions
BOOL FASTCALL	co_IntDestroyCaret (PTHREADINFO Win32Thread)
BOOL FASTCALL	IntSetCaretBlinkTime (UINT uMSeconds)
BOOL FASTCALL	co_IntSetCaretPos (int X, int Y)
BOOL FASTCALL	IntSwitchCaretShowing (PVOID Info)
BOOL FASTCALL	co_UserShowCaret (PWND WindowObject)
BOOL FASTCALL	co_UserHideCaret (PWND WindowObject)

Function Documentation

co_IntDestroyCaret()

BOOL FASTCALL co_IntDestroyCaret

(

PTHREADINFO

Win32Thread

)

Definition at line 159 of file caret.c.

{
   PUSER_MESSAGE_QUEUE ThreadQueue;
   PWND pWnd;
   ThreadQueue = Win32Thread->MessageQueue;
 
   if (!ThreadQueue)
      return FALSE;
 
   pWnd = ValidateHwndNoErr(ThreadQueue->CaretInfo.hWnd);
   co_IntHideCaret(&ThreadQueue->CaretInfo);
   ThreadQueue->CaretInfo.Bitmap = (HBITMAP)0;
   ThreadQueue->CaretInfo.hWnd = (HWND)0;
   ThreadQueue->CaretInfo.Size.cx = ThreadQueue->CaretInfo.Size.cy = 0;
   ThreadQueue->CaretInfo.Showing = 0;
   ThreadQueue->CaretInfo.Visible = 0;
   if (pWnd)
   {
      IntNotifyWinEvent(EVENT_OBJECT_DESTROY, pWnd, OBJID_CARET, CHILDID_SELF, 0);
   }
   return TRUE;
}

Referenced by IntSendDestroyMsg(), and NtUserCallNoParam().

co_IntSetCaretPos()

BOOL FASTCALL co_IntSetCaretPos	(	int	X,
		int	Y
	)

Definition at line 192 of file caret.c.

{
   PTHREADINFO pti;
   PWND pWnd;
   PUSER_MESSAGE_QUEUE ThreadQueue;
 
   pti = PsGetCurrentThreadWin32Thread();
   ThreadQueue = pti->MessageQueue;
 
   if(ThreadQueue->CaretInfo.hWnd)
   {
      pWnd = UserGetWindowObject(ThreadQueue->CaretInfo.hWnd);
      if(ThreadQueue->CaretInfo.Pos.x != X || ThreadQueue->CaretInfo.Pos.y != Y)
      {
         co_IntHideCaret(&ThreadQueue->CaretInfo);
         ThreadQueue->CaretInfo.Pos.x = X;
         ThreadQueue->CaretInfo.Pos.y = Y;
         if (ThreadQueue->CaretInfo.Visible)
         {
            ThreadQueue->CaretInfo.Showing = 1;
            co_IntDrawCaret(pWnd, &ThreadQueue->CaretInfo);
         }
 
         IntSetTimer(pWnd, IDCARETTIMER, gpsi->dtCaretBlink, CaretSystemTimerProc, TMRF_SYSTEM);
         IntNotifyWinEvent(EVENT_OBJECT_LOCATIONCHANGE, pWnd, OBJID_CARET, CHILDID_SELF, 0);
      }
      return TRUE;
   }
 
   return FALSE;
}

Referenced by IntDrawScrollBar(), IntScrollWindowEx(), and NtUserCallTwoParam().

co_UserHideCaret()

BOOL FASTCALL co_UserHideCaret

(

PWND

WindowObject

)

co_UserShowCaret()

BOOL FASTCALL co_UserShowCaret

(

PWND

WindowObject

)

IntSetCaretBlinkTime()

BOOL FASTCALL IntSetCaretBlinkTime

(

UINT

uMSeconds

)

Definition at line 183 of file caret.c.

{
    /* Don't save the new value to the registry! */
    ASSERT(gpsi);
    gpsi->dtCaretBlink = uMSeconds;
    return TRUE;
}

Referenced by NtUserCallOneParam().

IntSwitchCaretShowing()

BOOL FASTCALL IntSwitchCaretShowing

(

PVOID

Info

)