From 5cd1ba0ebee04d64386ec1ad20abec17153b18ea Mon Sep 17 00:00:00 2001
From: Dimitar Radev <unknown>
Date: Tue, 6 Feb 2018 16:57:12 +1100
Subject: [Bug #1983] Fix double tap word selection on Windows 10 1709 Fall
 Creators Update. Times of observed mouse events went backwards causing
 unsigned overflow.

---
 src/Editor.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src')

diff --git a/src/Editor.cxx b/src/Editor.cxx
index b6e572c24..f33eefe69 100644
--- a/src/Editor.cxx
+++ b/src/Editor.cxx
@@ -4455,7 +4455,7 @@ void Editor::ButtonDownWithModifiers(Point pt, unsigned int curTime, int modifie
 	if (shift && !inSelMargin) {
 		SetSelection(newPos);
 	}
-	if (((curTime - lastClickTime) < Platform::DoubleClickTime()) && Close(pt, lastClick, doubleClickCloseThreshold)) {
+	if ((curTime < (lastClickTime+Platform::DoubleClickTime())) && Close(pt, lastClick, doubleClickCloseThreshold)) {
 		//Platform::DebugPrintf("Double click %d %d = %d\n", curTime, lastClickTime, curTime - lastClickTime);
 		SetMouseCapture(true);
 		FineTickerStart(tickScroll, 100, 10);
-- 
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