Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-10-06 17:08:28 +03:00
Code Issues Actions 3 Packages Projects Releases Wiki Activity

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

Browse Source
This commit is contained in:
Curt Coder 2011-02-05 19:42:53 +00:00
parent cc9ea396f7
commit bfcb47e2da
1 changed files with 13 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

16
src/osd/windows/debugwin.c
View File

@ -742,7 +742,17 @@ static LRESULT CALLBACK debugwin_window_proc(HWND wnd, UINT message, WPARAM wpar
// mouse wheel: forward to the first view // mouse wheel: forward to the first view
case WM_MOUSEWHEEL: 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; int viewnum = 0;
POINT point; POINT point;
HWND child; 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 // send the appropriate message to this view's scrollbar
if (info->view[viewnum].wnd && info->view[viewnum].vscroll) if (info->view[viewnum].wnd && info->view[viewnum].vscroll)
{ {
int message_type = SB_LINELEFT; int message_type = SB_LINEUP;
if (delta < 0) if (delta < 0)
{ {
message_type = SB_LINERIGHT; message_type = SB_LINEDOWN;
delta = -delta; delta = -delta;
} }
while (delta > 0) while (delta > 0)