X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/d6c37f5bc40dc01ba7a0db6c50a79d88bdd028c7..779e28da630ef9fba6441fb0bab01cd538a7e7bb:/src/msw/uiaction.cpp

diff --git a/src/msw/uiaction.cpp b/src/msw/uiaction.cpp
index 09ae5f8296..5aff359052 100644
--- a/src/msw/uiaction.cpp
+++ b/src/msw/uiaction.cpp
@@ -15,6 +15,10 @@
 
 #if wxUSE_UIACTIONSIMULATOR
 
+#ifndef WX_PRECOMP
+    #include "wx/msw/private.h"             // For wxGetCursorPosMSW()
+#endif
+
 #include "wx/uiaction.h"
 #include "wx/msw/wrapwin.h"
 
@@ -61,8 +65,8 @@ bool wxUIActionSimulator::MouseMove(long x, long y)
     int displayx, displayy;
     wxDisplaySize(&displayx, &displayy);
 
-    int scaledx = wxRound(((float)x / displayx) * 65535);
-    int scaledy = wxRound(((float)y / displayy) * 65535);
+    int scaledx = ceil((float)x * 65535.0 / (displayx-1));
+    int scaledy = ceil((float)y * 65535.0 / (displayy-1));
     mouse_event(MOUSEEVENTF_ABSOLUTE | MOUSEEVENTF_MOVE, scaledx, scaledy, 0, 0);
 
     return true;