From 8eda5392b9e445f20b0f615c3aaba88b4fa175e8 Mon Sep 17 00:00:00 2001
From: nyamatongwe <unknown>
Date: Thu, 17 Nov 2011 09:17:21 +1100
Subject: ::GetCursorPos failure with screen saver handled. Bug #3438780. From
 Thomas Linder Puls.

---
 win32/ScintillaWin.cxx | 21 +++++++++++----------
 1 file changed, 11 insertions(+), 10 deletions(-)

diff --git a/win32/ScintillaWin.cxx b/win32/ScintillaWin.cxx
index 39ac139af..73e8736fd 100644
--- a/win32/ScintillaWin.cxx
+++ b/win32/ScintillaWin.cxx
@@ -886,16 +886,17 @@ sptr_t ScintillaWin::WndProc(unsigned int iMessage, uptr_t wParam, sptr_t lParam
 				} else {
 					// Display regular (drag) cursor over selection
 					POINT pt;
-					::GetCursorPos(&pt);
-					::ScreenToClient(MainHWND(), &pt);
-					if (PointInSelMargin(Point(pt.x, pt.y))) {
-						DisplayCursor(GetMarginCursor(Point(pt.x, pt.y)));
-					} else if (PointInSelection(Point(pt.x, pt.y)) && !SelectionEmpty()) {
-						DisplayCursor(Window::cursorArrow);
-					} else if (PointIsHotspot(Point(pt.x, pt.y))) {
-						DisplayCursor(Window::cursorHand);
-					} else {
-						DisplayCursor(Window::cursorText);
+					if (0 != ::GetCursorPos(&pt)) {
+						::ScreenToClient(MainHWND(), &pt);
+						if (PointInSelMargin(Point(pt.x, pt.y))) {
+							DisplayCursor(GetMarginCursor(Point(pt.x, pt.y)));
+						} else if (PointInSelection(Point(pt.x, pt.y)) && !SelectionEmpty()) {
+							DisplayCursor(Window::cursorArrow);
+						} else if (PointIsHotspot(Point(pt.x, pt.y))) {
+							DisplayCursor(Window::cursorHand);
+						} else {
+							DisplayCursor(Window::cursorText);
+						}
 					}
 				}
 				return TRUE;
-- 
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