From 03374851f38f1b71c4c1de7d010175d8dbabbfca Mon Sep 17 00:00:00 2001
From: Martin Kleusberg <mkleusberg@gmail.com>
Date: Sun, 14 Aug 2016 17:11:00 +0200
Subject: [PATCH] Fix foreign key preview for foreign keys in the first column

See #718.
---
 src/sqlitetablemodel.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/sqlitetablemodel.cpp b/src/sqlitetablemodel.cpp
index 80b2993d..f4169bb9 100644
--- a/src/sqlitetablemodel.cpp
+++ b/src/sqlitetablemodel.cpp
@@ -258,7 +258,9 @@ sqlb::ForeignKeyClause SqliteTableModel::getForeignKeyClause(int column) const
 {
     DBBrowserObject obj = m_db->getObjectByName(m_sTable);
     if(obj.getname().size())
-        if (column > 0 && column < obj.table.fields().count())
+        // Note that the rowid column has number -1 here, it can safely be excluded since there will never be a
+        // foreign key on that column.
+        if (column >= 0 && column < obj.table.fields().count())
         {
             return obj.table.fields().at(column)->foreignKey();
         } else {