From 584d51bcac7403eb19cfcf58e305a1e83a20b844 Mon Sep 17 00:00:00 2001
From: Julia Beliaeva <Julia.Beliaeva@jetbrains.com>
Date: Sun, 14 Jun 2020 21:14:43 +0300
Subject: [PATCH] [ui] disable dragging or resizing columns when table is empty

GitOrigin-RevId: 6d85cad3336b3e6f0585a4925245a91c0cb306ea
---
 platform/platform-api/src/com/intellij/ui/table/JBTable.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/platform/platform-api/src/com/intellij/ui/table/JBTable.java b/platform/platform-api/src/com/intellij/ui/table/JBTable.java
index 51030dd3569c..77a4019a4079 100644
--- a/platform/platform-api/src/com/intellij/ui/table/JBTable.java
+++ b/platform/platform-api/src/com/intellij/ui/table/JBTable.java
@@ -1093,6 +1093,7 @@ public class JBTable extends JTable implements ComponentWithEmptyText, Component
     }
 
     protected boolean canMoveOrResizeColumn(int modelIndex) {
+      if (table.getRowCount() == 0) return false;
       return true;
     }
   }
@@ -1206,7 +1207,7 @@ public class JBTable extends JTable implements ComponentWithEmptyText, Component
 
     @Override
     public void mouseMoved(@NotNull MouseEvent e) {
-      if (isOnBorder(e)) return;
+      if (isOnBorder(e) || header.getTable().getRowCount() == 0) return;
       mouseInputListener.mouseMoved(convertMouseEvent(e));
     }