From: Gabriel Ivăncescu Subject: [PATCH v2 4/4] comctl32/treeview: Get rid of useless float cast Message-Id: Date: Wed, 22 Aug 2018 23:46:35 +0300 In-Reply-To: <45d0927f9a36facd18959ce7b3b3de79e407a3b6.1534970702.git.gabrielopcode@gmail.com> References: <45d0927f9a36facd18959ce7b3b3de79e407a3b6.1534970702.git.gabrielopcode@gmail.com> Signed-off-by: Gabriel Ivăncescu --- v2: Use a signed variable to get rid of some casts. dlls/comctl32/treeview.c | 18 ++++++++++-------- 1 file changed, 10 insertions(+), 8 deletions(-) diff --git a/dlls/comctl32/treeview.c b/dlls/comctl32/treeview.c index bbef651..0f10292 100644 --- a/dlls/comctl32/treeview.c +++ b/dlls/comctl32/treeview.c @@ -5030,8 +5030,9 @@ scroll: static LRESULT TREEVIEW_MouseWheel(TREEVIEW_INFO *infoPtr, WPARAM wParam, LPARAM lParam) { - short wheelDelta; - UINT pulScrollLines = 3; + SHORT wheelDelta; + INT pulScrollLines; + UINT tmp = 3; if (wParam & (MK_SHIFT | MK_CONTROL)) return DefWindowProcW(infoPtr->hwnd, WM_MOUSEWHEEL, wParam, lParam); @@ -5039,7 +5040,8 @@ TREEVIEW_MouseWheel(TREEVIEW_INFO *infoPtr, WPARAM wParam, LPARAM lParam) if (infoPtr->firstVisible == NULL) return TRUE; - SystemParametersInfoW(SPI_GETWHEELSCROLLLINES, 0, &pulScrollLines, 0); + SystemParametersInfoW(SPI_GETWHEELSCROLLLINES, 0, &tmp, 0); + pulScrollLines = tmp; wheelDelta = GET_WHEEL_DELTA_WPARAM(wParam); /* if scrolling changes direction, ignore left overs */ @@ -5051,12 +5053,12 @@ TREEVIEW_MouseWheel(TREEVIEW_INFO *infoPtr, WPARAM wParam, LPARAM lParam) if (infoPtr->wheelRemainder && pulScrollLines) { - int newDy; - int maxDy; - int lineScroll; + INT newDy; + INT maxDy; + INT lineScroll; - lineScroll = pulScrollLines * (float)infoPtr->wheelRemainder / WHEEL_DELTA; - infoPtr->wheelRemainder -= WHEEL_DELTA * lineScroll / (int)pulScrollLines; + lineScroll = (pulScrollLines * infoPtr->wheelRemainder) / WHEEL_DELTA; + infoPtr->wheelRemainder -= (lineScroll * WHEEL_DELTA) / pulScrollLines; newDy = infoPtr->firstVisible->visibleOrder - lineScroll; maxDy = infoPtr->maxVisibleOrder; -- 1.9.1