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Commit 76198ce2 authored by Phillip Ezolt's avatar Phillip Ezolt Committed by Alexandre Julliard
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Fixed the scrollbar position overflows using MulDiv.

parent 13f1fb23
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Inline Side-by-side
Showing with 3 additions and 3 deletions
controls/scroll.c
View file @ 76198ce2
......@@ -257,7 +257,7 @@ static BOOL SCROLL_GetScrollBarRect( HWND hwnd, INT nBar, RECT *lprect,
if (info->Page)
{
*thumbSize = pixels * info->Page / (info->MaxVal-info->MinVal+1);
*thumbSize = MulDiv(pixels,info->Page,(info->MaxVal-info->MinVal+1));
if (*thumbSize < SCROLL_MIN_THUMB) *thumbSize = SCROLL_MIN_THUMB;
}
else *thumbSize = GetSystemMetrics(SM_CXVSCROLL);
......@@ -275,7 +275,7 @@ static BOOL SCROLL_GetScrollBarRect( HWND hwnd, INT nBar, RECT *lprect,
*thumbPos = *arrowSize - SCROLL_ARROW_THUMB_OVERLAP;
else
*thumbPos = *arrowSize - SCROLL_ARROW_THUMB_OVERLAP
+ pixels * (info->CurVal-info->MinVal) / (max - info->MinVal);
+ MulDiv(pixels, (info->CurVal-info->MinVal),(max - info->MinVal));
}
}
WIN_ReleaseWndPtr(wndPtr);
......@@ -300,7 +300,7 @@ static UINT SCROLL_GetThumbVal( SCROLLBAR_INFO *infoPtr, RECT *rect,
if (infoPtr->Page)
{
thumbSize = pixels * infoPtr->Page/(infoPtr->MaxVal-infoPtr->MinVal+1);
thumbSize = MulDiv(pixels,infoPtr->Page,(infoPtr->MaxVal-infoPtr->MinVal+1));
if (thumbSize < SCROLL_MIN_THUMB) thumbSize = SCROLL_MIN_THUMB;
}
else thumbSize = GetSystemMetrics(SM_CXVSCROLL);
......
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