From e2d19ae5b7956bbe4a805e300d86d6454693ed23 Mon Sep 17 00:00:00 2001
From: John Scipione <jscipione@gmail.com>
Date: Wed, 4 Jul 2018 21:27:04 -0700
Subject: [PATCH] BListView: do not modify selection on MouseUp if drag & drop

bug seems to have been introduced only recently in hrev52062
---
 src/kits/interface/ListView.cpp | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/kits/interface/ListView.cpp b/src/kits/interface/ListView.cpp
index 73c16d9667..47dee60791 100644
--- a/src/kits/interface/ListView.cpp
+++ b/src/kits/interface/ListView.cpp
@@ -592,6 +592,12 @@ BListView::MouseDown(BPoint where)
 void
 BListView::MouseUp(BPoint where)
 {
+	if (fTrack->is_dragging) {
+		// do selection only if a drag was not initiated
+		BView::MouseUp(where);
+		return;
+	}
+
 	int32 modifiers = 0;
 
 	BMessage* message = Looper()->CurrentMessage();
@@ -625,7 +631,7 @@ BListView::MouseUp(BPoint where)
 					Select(index);
 			}
 		} else {
-			// toggle selection state of clicked item
+			// toggle selection state of clicked item (except drag & drop)
 			if ((modifiers & B_COMMAND_KEY) != 0 && ItemAt(index)->IsSelected())
 				Deselect(index);
 			else