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Ignore synthetic mouse events generated for touchscreens 

Windows generates fake raw mouse events for touchscreens for compatibility
with legacy apps that predate touch support in Windows. We already handle
touch events explicitly, so drop the synthetic events to avoid duplicates.
Cameron Gutman 2019-07-07 11:23:16 -07:00
parent e841b066fd
commit 7e09718dfe
1 changed files with 2 additions and 2 deletions
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4
src/video/windows/SDL_windowsevents.c
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@ -552,8 +552,8 @@ WIN_WindowProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
GetRawInputData(hRawInput, RID_INPUT, &inp, &size, sizeof(RAWINPUTHEADER)); GetRawInputData(hRawInput, RID_INPUT, &inp, &size, sizeof(RAWINPUTHEADER));
/* Mouse data */ /* Mouse data (ignoring synthetic mouse events generated for touchscreens) */
if (inp.header.dwType == RIM_TYPEMOUSE) { if (inp.header.dwType == RIM_TYPEMOUSE && (GetMessageExtraInfo() & 0x80) == 0) {
if (isRelative) { if (isRelative) {
RAWMOUSE* rawmouse = &inp.data.mouse; RAWMOUSE* rawmouse = &inp.data.mouse;