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Make updown control work. UpDown control always sends WM_*SCROLL 

message and uses SB_THUMBPOSITION code (not SB_LINE[UP|DOWN]).
This commit is contained in:
Serge Ivanov 2000-02-29 22:04:40 +00:00 committed by Alexandre Julliard
parent ce527de51f
commit a2c87ded53
1 changed files with 24 additions and 36 deletions
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60
dlls/comctl32/updown.c
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@ -357,7 +357,7 @@ static void UPDOWN_Draw (HWND hwnd, HDC hdc)
UPDOWN_GetArrowRect (hwnd, &rect, TRUE);
prssed = (infoPtr->Flags & FLAG_INCR) && (infoPtr->Flags & FLAG_MOUSEIN);
DrawFrameControl(hdc, &rect, DFC_SCROLL,
(dwStyle & UDS_HORZ ? DFCS_SCROLLLEFT : DFCS_SCROLLUP) |
(dwStyle & UDS_HORZ ? DFCS_SCROLLRIGHT : DFCS_SCROLLUP) |
(prssed ? DFCS_PUSHED : 0) |
(dwStyle&WS_DISABLED ? DFCS_INACTIVE : 0) );
@ -369,7 +369,7 @@ static void UPDOWN_Draw (HWND hwnd, HDC hdc)
UPDOWN_GetArrowRect(hwnd, &rect, FALSE);
prssed = (infoPtr->Flags & FLAG_DECR) && (infoPtr->Flags & FLAG_MOUSEIN);
DrawFrameControl(hdc, &rect, DFC_SCROLL,
(dwStyle & UDS_HORZ ? DFCS_SCROLLRIGHT : DFCS_SCROLLDOWN) |
(dwStyle & UDS_HORZ ? DFCS_SCROLLLEFT : DFCS_SCROLLDOWN) |
(prssed ? DFCS_PUSHED : 0) |
(dwStyle & WS_DISABLED ? DFCS_INACTIVE : 0) );
}
@ -528,19 +528,12 @@ static void UPDOWN_DoAction (HWND hwnd, int delta, BOOL incr)
{
UPDOWN_INFO *infoPtr = UPDOWN_GetInfoPtr (hwnd);
DWORD dwStyle = GetWindowLongA (hwnd, GWL_STYLE);
int old_val = infoPtr->CurVal;
NM_UPDOWN ni;
TRACE("%s by %d\n", incr ? "inc" : "dec", delta);
/* check if we can do the modification first */
delta *= (incr ? 1 : -1) * (infoPtr->MaxVal < infoPtr->MinVal ? -1 : 1);
if(!UPDOWN_OffsetVal (hwnd, delta))
return;
/* so, if we can do the change, recompute delta and restore old value */
delta = infoPtr->CurVal - old_val;
infoPtr->CurVal = old_val;
/* We must notify parent now to obtain permission */
ni.iPos = infoPtr->CurVal;
@ -548,30 +541,25 @@ static void UPDOWN_DoAction (HWND hwnd, int delta, BOOL incr)
ni.hdr.hwndFrom = hwnd;
ni.hdr.idFrom = GetWindowLongA (hwnd, GWL_ID);
ni.hdr.code = UDN_DELTAPOS;
if (SendMessageA(GetParent (hwnd), WM_NOTIFY,
if (!SendMessageA(GetParent (hwnd), WM_NOTIFY,
(WPARAM)ni.hdr.idFrom, (LPARAM)&ni))
return; /* we are not allowed to change */
{
/* Parent said: OK to adjust */
/* Now adjust value with (maybe new) delta */
if (UPDOWN_OffsetVal (hwnd, ni.iDelta))
{
/* Now take care about our buddy */
if(infoPtr->Buddy && IsWindow(infoPtr->Buddy)
&& (dwStyle & UDS_SETBUDDYINT) )
UPDOWN_SetBuddyInt (hwnd);
}
}
/* Now adjust value with (maybe new) delta */
if (!UPDOWN_OffsetVal (hwnd, ni.iDelta))
return;
/* Now take care about our buddy */
if(!IsWindow(infoPtr->Buddy))
return; /* Nothing else to do */
if (dwStyle & UDS_SETBUDDYINT)
UPDOWN_SetBuddyInt (hwnd);
/* Also, notify it */
/* FIXME: do we need to send the notification only if
we do not have the UDS_SETBUDDYINT style set? */
/* Also, notify it. This message is sent in any case. */
SendMessageA (GetParent (hwnd),
dwStyle & UDS_HORZ ? WM_HSCROLL : WM_VSCROLL,
MAKELONG(incr ? SB_LINEUP : SB_LINEDOWN, infoPtr->CurVal),
hwnd);
MAKELONG(SB_THUMBPOSITION, infoPtr->CurVal), hwnd);
}
/***********************************************************************
@ -586,7 +574,9 @@ static BOOL UPDOWN_IsEnabled (HWND hwnd)
if(GetWindowLongA (hwnd, GWL_STYLE) & WS_DISABLED)
return FALSE;
return IsWindowEnabled(infoPtr->Buddy);
if(infoPtr->Buddy)
return IsWindowEnabled(infoPtr->Buddy);
return TRUE;
}
/***********************************************************************
@ -649,12 +639,6 @@ static void UPDOWN_HandleMouseEvent (HWND hwnd, UINT msg, POINT pt)
if (dwStyle & UDS_SETBUDDYINT)
UPDOWN_GetBuddyInt (hwnd);
/* Before we proceed, see if we can spin... */
if(!(dwStyle & UDS_WRAP))
if(( temp && infoPtr->CurVal==infoPtr->MaxVal) ||
(!temp && infoPtr->CurVal==infoPtr->MinVal))
return;
/* Set up the correct flags */
infoPtr->Flags = 0;
infoPtr->Flags |= temp ? FLAG_INCR : FLAG_DECR;
@ -798,6 +782,10 @@ static LRESULT WINAPI UpDownWindowProc(HWND hwnd, UINT message, WPARAM wParam,
case WM_LBUTTONUP:
if(!UPDOWN_CancelMode(hwnd))
break;
SendMessageA(GetParent(hwnd), dwStyle & UDS_HORZ ? WM_HSCROLL : WM_VSCROLL,
MAKELONG(SB_ENDSCROLL, infoPtr->CurVal), hwnd);
/*If we released the mouse and our buddy is an edit */
/* we must select all text in it. */
if (!lstrcmpA (infoPtr->szBuddyClass, "Edit"))