From e1de5ef1a3ad54903d1da0f07f77c74aa85997e2 Mon Sep 17 00:00:00 2001 From: "locka%iol.ie" Date: Mon, 29 Apr 2002 14:50:58 +0000 Subject: [PATCH] Stop crash in mousewheel code when wheel is rolled over another Gecko app window (e.g. mfcEmbed). b=137213 r=bryner@netscape.com alecf@netscape.com git-svn-id: svn://10.0.0.236/trunk@120195 18797224-902f-48f8-a5cc-f745e15eee43 --- mozilla/widget/src/windows/nsWindow.cpp | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/mozilla/widget/src/windows/nsWindow.cpp b/mozilla/widget/src/windows/nsWindow.cpp index 246d3c09617..c04da479653 100644 --- a/mozilla/widget/src/windows/nsWindow.cpp +++ b/mozilla/widget/src/windows/nsWindow.cpp @@ -4056,6 +4056,15 @@ PRBool nsWindow::ProcessMessage(UINT msg, WPARAM wParam, LPARAM lParam, LRESULT // No window is under the pointer break; } + + // We don't care about windows belonging to other processes. + DWORD processId = 0; + GetWindowThreadProcessId(destWnd, &processId); + if (processId != GetCurrentProcessId()) + { + // Somebody elses window + break; + } LONG proc = ::GetWindowLong(destWnd, GWL_WNDPROC); if (proc != (LONG)&nsWindow::WindowProc) {