/***********************************************************************
* UPDOWN_DoAction
*
* This function increments/decrements the CurVal by the
* 'delta' amount according to the 'action' flag which can be a
* combination of FLAG_INCR and FLAG_DECR
* It notifies the parent as required.
* It handles wraping and non-wraping correctly.
* It is assumed that delta>0
*/
static void UPDOWN_DoAction (UPDOWN_INFO *infoPtr, int delta, int action)
{
NM_UPDOWN ni;
TRACE("%d by %d\n", action, delta);
/* check if we can do the modification first */
delta *= (action & FLAG_INCR ? 1 : -1) * (infoPtr->MaxVal < infoPtr->MinVal ? -1 : 1);
if ( (action & FLAG_INCR) && (action & FLAG_DECR) ) delta = 0;
TRACE("current %d, delta: %d\n", infoPtr->CurVal, delta);
/* We must notify parent now to obtain permission */
ni.iPos = infoPtr->CurVal;
ni.iDelta = delta;
ni.hdr.hwndFrom = infoPtr->Self;
ni.hdr.idFrom = GetWindowLongPtrW (infoPtr->Self, GWLP_ID);
ni.hdr.code = UDN_DELTAPOS;
if (!SendMessageW(infoPtr->Notify, WM_NOTIFY, ni.hdr.idFrom, (LPARAM)&ni)) {
/* Parent said: OK to adjust */
/* Now adjust value with (maybe new) delta */
if (UPDOWN_OffsetVal (infoPtr, ni.iDelta)) {
TRACE("new %d, delta: %d\n", infoPtr->CurVal, ni.iDelta);
/* Now take care about our buddy */
UPDOWN_SetBuddyInt (infoPtr);
}
}
/* Also, notify it. This message is sent in any case. */
SendMessageW( infoPtr->Notify, (infoPtr->dwStyle & UDS_HORZ) ? WM_HSCROLL : WM_VSCROLL,
MAKELONG(SB_THUMBPOSITION, infoPtr->CurVal), (LPARAM)infoPtr->Self);
}
static int UPDOWN_SetPos(UPDOWN_INFO *infoPtr, int pos)
{
int ret = infoPtr->CurVal;
if(!UPDOWN_InBounds(infoPtr, pos)) {
if((infoPtr->MinVal < infoPtr->MaxVal && pos < infoPtr->MinVal)
|| (infoPtr->MinVal > infoPtr->MaxVal && pos > infoPtr->MinVal))
pos = infoPtr->MinVal;
else
pos = infoPtr->MaxVal;
}
infoPtr->CurVal = pos;
UPDOWN_SetBuddyInt(infoPtr);
if(!UPDOWN_InBounds(infoPtr, ret)) {
if((infoPtr->MinVal < infoPtr->MaxVal && ret < infoPtr->MinVal)
|| (infoPtr->MinVal > infoPtr->MaxVal && ret > infoPtr->MinVal))
ret = infoPtr->MinVal;
else
ret = infoPtr->MaxVal;
}
return ret;
}
/***********************************************************************
* UpDownWndProc
*/
static LRESULT WINAPI UpDownWindowProc(HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
UPDOWN_INFO *infoPtr = UPDOWN_GetInfoPtr (hwnd);
static const WCHAR themeClass[] = {'S','p','i','n',0};
HTHEME theme;
TRACE("hwnd=%p msg=%04x wparam=%08lx lparam=%08lx\n", hwnd, message, wParam, lParam);
if (!infoPtr && (message != WM_CREATE))
return DefWindowProcW (hwnd, message, wParam, lParam);
switch(message)
{
case WM_CREATE:
infoPtr = Alloc (sizeof(UPDOWN_INFO));
SetWindowLongPtrW (hwnd, 0, (DWORD_PTR)infoPtr);
/* initialize the info struct */
infoPtr->Self = hwnd;
infoPtr->Notify = ((LPCREATESTRUCTW)lParam)->hwndParent;
infoPtr->dwStyle = ((LPCREATESTRUCTW)lParam)->style;
infoPtr->AccelCount = 0;
infoPtr->AccelVect = 0;
infoPtr->AccelIndex = -1;
infoPtr->CurVal = 0;
infoPtr->MinVal = 100;
infoPtr->MaxVal = 0;
infoPtr->Base = 10; /* Default to base 10 */
infoPtr->Buddy = 0; /* No buddy window yet */
infoPtr->Flags = 0; /* And no flags */
SetWindowLongW (hwnd, GWL_STYLE, infoPtr->dwStyle & ~WS_BORDER);
/* Do we pick the buddy win ourselves? */
if (infoPtr->dwStyle & UDS_AUTOBUDDY)
UPDOWN_SetBuddy (infoPtr, GetWindow (hwnd, GW_HWNDPREV));
OpenThemeData (hwnd, themeClass);
TRACE("UpDown Ctrl creation, hwnd=%p\n", hwnd);
break;
case WM_DESTROY:
Free (infoPtr->AccelVect);
if(infoPtr->Buddy) RemovePropW(infoPtr->Buddy, BUDDY_UPDOWN_HWND);
Free (infoPtr);
SetWindowLongPtrW (hwnd, 0, 0);
theme = GetWindowTheme (hwnd);
CloseThemeData (theme);
TRACE("UpDown Ctrl destruction, hwnd=%p\n", hwnd);
break;
case WM_ENABLE:
if (wParam) {
infoPtr->dwStyle &= ~WS_DISABLED;
} else {
infoPtr->dwStyle |= WS_DISABLED;
UPDOWN_CancelMode (infoPtr);
}
InvalidateRect (infoPtr->Self, NULL, FALSE);
break;
case WM_STYLECHANGED:
if (wParam == GWL_STYLE) {
infoPtr->dwStyle = ((LPSTYLESTRUCT)lParam)->styleNew;
InvalidateRect (infoPtr->Self, NULL, FALSE);
}
break;
case WM_THEMECHANGED:
theme = GetWindowTheme (hwnd);
CloseThemeData (theme);
OpenThemeData (hwnd, themeClass);
InvalidateRect (hwnd, NULL, FALSE);
break;
case WM_TIMER:
/* is this the auto-press timer? */
if(wParam == TIMER_AUTOPRESS) {
KillTimer(hwnd, TIMER_AUTOPRESS);
infoPtr->Flags &= ~(FLAG_PRESSED | FLAG_ARROW);
InvalidateRect(infoPtr->Self, NULL, FALSE);
}
/* if initial timer, kill it and start the repeat timer */
if(wParam == TIMER_AUTOREPEAT) {
int temp;
KillTimer(hwnd, TIMER_AUTOREPEAT);
/* if no accel info given, used default timer */
if(infoPtr->AccelCount==0 || infoPtr->AccelVect==0) {
infoPtr->AccelIndex = -1;
temp = REPEAT_DELAY;
} else {
infoPtr->AccelIndex = 0; /* otherwise, use it */
temp = infoPtr->AccelVect[infoPtr->AccelIndex].nSec * 1000 + 1;
}
SetTimer(hwnd, TIMER_ACCEL, temp, 0);
}
/* now, if the mouse is above us, do the thing...*/
if(infoPtr->Flags & FLAG_MOUSEIN) {
int temp;
temp = infoPtr->AccelIndex == -1 ? 1 : infoPtr->AccelVect[infoPtr->AccelIndex].nInc;
UPDOWN_DoAction(infoPtr, temp, infoPtr->Flags & FLAG_ARROW);
if(infoPtr->AccelIndex != -1 && infoPtr->AccelIndex < infoPtr->AccelCount-1) {
KillTimer(hwnd, TIMER_ACCEL);
infoPtr->AccelIndex++; /* move to the next accel info */
temp = infoPtr->AccelVect[infoPtr->AccelIndex].nSec * 1000 + 1;
/* make sure we have at least 1ms intervals */
SetTimer(hwnd, TIMER_ACCEL, temp, 0);
}
}
break;
case WM_CANCELMODE:
return UPDOWN_CancelMode (infoPtr);
case WM_LBUTTONUP:
if (GetCapture() != infoPtr->Self) break;
if ( (infoPtr->Flags & FLAG_MOUSEIN) &&
(infoPtr->Flags & FLAG_ARROW) ) {
SendMessageW( infoPtr->Notify,
(infoPtr->dwStyle & UDS_HORZ) ? WM_HSCROLL : WM_VSCROLL,
MAKELONG(SB_ENDSCROLL, infoPtr->CurVal),
(LPARAM)hwnd);
if (UPDOWN_IsBuddyEdit(infoPtr))
SendMessageW(infoPtr->Buddy, EM_SETSEL, 0, MAKELONG(0, -1));
}
UPDOWN_CancelMode(infoPtr);
break;
case WM_LBUTTONDOWN:
case WM_MOUSEMOVE:
case WM_MOUSELEAVE:
if(UPDOWN_IsEnabled(infoPtr))
UPDOWN_HandleMouseEvent (infoPtr, message, (SHORT)LOWORD(lParam), (SHORT)HIWORD(lParam));
break;
case WM_MOUSEWHEEL:
UPDOWN_MouseWheel(infoPtr, wParam);
break;
case WM_KEYDOWN:
if((infoPtr->dwStyle & UDS_ARROWKEYS) && UPDOWN_IsEnabled(infoPtr))
return UPDOWN_KeyPressed(infoPtr, (int)wParam);
break;
case WM_PRINTCLIENT:
case WM_PAINT:
return UPDOWN_Paint (infoPtr, (HDC)wParam);
case UDM_GETACCEL:
if (wParam==0 && lParam==0) return infoPtr->AccelCount;
if (wParam && lParam) {
int temp = min(infoPtr->AccelCount, wParam);
memcpy((void *)lParam, infoPtr->AccelVect, temp*sizeof(UDACCEL));
return temp;
}
return 0;
case UDM_SETACCEL:
{
unsigned temp;
TRACE("UDM_SETACCEL\n");
if(infoPtr->AccelVect) {
Free (infoPtr->AccelVect);
infoPtr->AccelCount = 0;
infoPtr->AccelVect = 0;
}
if(wParam==0) return TRUE;
infoPtr->AccelVect = Alloc (wParam*sizeof(UDACCEL));
if(infoPtr->AccelVect == 0) return FALSE;
memcpy(infoPtr->AccelVect, (void*)lParam, wParam*sizeof(UDACCEL));
infoPtr->AccelCount = wParam;
for (temp = 0; temp < wParam; temp++)
TRACE("%d: nSec %u nInc %u\n", temp, infoPtr->AccelVect[temp].nSec, infoPtr->AccelVect[temp].nInc);
return TRUE;
}
case UDM_GETBASE:
return infoPtr->Base;
case UDM_SETBASE:
TRACE("UpDown Ctrl new base(%ld), hwnd=%p\n", wParam, hwnd);
if (wParam==10 || wParam==16) {
WPARAM temp = infoPtr->Base;
infoPtr->Base = wParam;
return temp;
}
break;
case UDM_GETBUDDY:
return (LRESULT)infoPtr->Buddy;
case UDM_SETBUDDY:
return (LRESULT)UPDOWN_SetBuddy (infoPtr, (HWND)wParam);
case UDM_GETPOS:
{
int temp = UPDOWN_GetBuddyInt (infoPtr);
return MAKELONG(infoPtr->CurVal, temp ? 0 : 1);
}
case UDM_SETPOS:
{
int temp = (short)LOWORD(lParam);
TRACE("UpDown Ctrl new value(%d), hwnd=%p\n", temp, hwnd);
if(!UPDOWN_InBounds(infoPtr, temp)) {
if(temp < infoPtr->MinVal) temp = infoPtr->MinVal;
if(temp > infoPtr->MaxVal) temp = infoPtr->MaxVal;
}
wParam = infoPtr->CurVal;
infoPtr->CurVal = temp;
UPDOWN_SetBuddyInt (infoPtr);
return wParam; /* return prev value */
}
case UDM_GETRANGE:
return MAKELONG(infoPtr->MaxVal, infoPtr->MinVal);
case UDM_SETRANGE:
/* we must have: */
infoPtr->MaxVal = (short)(lParam); /* UD_MINVAL <= Max <= UD_MAXVAL */
infoPtr->MinVal = (short)HIWORD(lParam); /* UD_MINVAL <= Min <= UD_MAXVAL */
/* |Max-Min| <= UD_MAXVAL */
TRACE("UpDown Ctrl new range(%d to %d), hwnd=%p\n",
infoPtr->MinVal, infoPtr->MaxVal, hwnd);
break;
case UDM_GETRANGE32:
if (wParam) *(LPINT)wParam = infoPtr->MinVal;
if (lParam) *(LPINT)lParam = infoPtr->MaxVal;
break;
case UDM_SETRANGE32:
infoPtr->MinVal = (INT)wParam;
infoPtr->MaxVal = (INT)lParam;
if (infoPtr->MaxVal <= infoPtr->MinVal)
infoPtr->MaxVal = infoPtr->MinVal + 1;
TRACE("UpDown Ctrl new range(%d to %d), hwnd=%p\n",
infoPtr->MinVal, infoPtr->MaxVal, hwnd);
break;
case UDM_GETPOS32:
if ((LPBOOL)lParam != NULL) *((LPBOOL)lParam) = TRUE;
return infoPtr->CurVal;
case UDM_SETPOS32:
{
int temp;
if(!UPDOWN_InBounds(infoPtr, (int)lParam)) {
if((int)lParam < infoPtr->MinVal) lParam = infoPtr->MinVal;
if((int)lParam > infoPtr->MaxVal) lParam = infoPtr->MaxVal;
}
temp = infoPtr->CurVal; /* save prev value */
infoPtr->CurVal = (int)lParam; /* set the new value */
UPDOWN_SetBuddyInt (infoPtr);
return temp; /* return prev value */
}
case UDM_GETUNICODEFORMAT:
/* we lie a bit here, we're always using Unicode internally */
return infoPtr->UnicodeFormat;
case UDM_SETUNICODEFORMAT:
{
/* do we really need to honour this flag? */
int temp = infoPtr->UnicodeFormat;
infoPtr->UnicodeFormat = (BOOL)wParam;
return temp;
}
default:
if ((message >= WM_USER) && (message < WM_APP) && !COMCTL32_IsReflectedMessage(message))
ERR("unknown msg %04x wp=%04lx lp=%08lx\n", message, wParam, lParam);
return DefWindowProcW (hwnd, message, wParam, lParam);
}
return 0;
}
