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Implemented proper mouse wheel event handling in the Windows debugger. [Curt Coder]

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Curt Coder 2011-02-05 19:42:53 +00:00
parent cc9ea396f7
commit bfcb47e2da
1 changed files with 13 additions and 3 deletions
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16
src/osd/windows/debugwin.c
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@ -742,7 +742,17 @@ static LRESULT CALLBACK debugwin_window_proc(HWND wnd, UINT message, WPARAM wpar
// mouse wheel: forward to the first view
case WM_MOUSEWHEEL:
{
int delta = (INT16)HIWORD(wparam) / WHEEL_DELTA;
static int units_carryover = 0;
UINT lines_per_click;
if (!SystemParametersInfo(SPI_GETWHEELSCROLLLINES, 0, &lines_per_click, 0))
lines_per_click = 3;
int units = GET_WHEEL_DELTA_WPARAM(wparam) + units_carryover;
int clicks = units / WHEEL_DELTA;
units_carryover = units % WHEEL_DELTA;
int delta = clicks * lines_per_click;
int viewnum = 0;
POINT point;
HWND child;
@ -763,10 +773,10 @@ static LRESULT CALLBACK debugwin_window_proc(HWND wnd, UINT message, WPARAM wpar
// send the appropriate message to this view's scrollbar
if (info->view[viewnum].wnd && info->view[viewnum].vscroll)
{
int message_type = SB_LINELEFT;
int message_type = SB_LINEUP;
if (delta < 0)
{
message_type = SB_LINERIGHT;
message_type = SB_LINEDOWN;
delta = -delta;
}
while (delta > 0)