From 3baaa12522bb958d86f8609f6bf2cb17a9f30e13 Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Mon, 20 Mar 2017 11:30:55 +0100
Subject: [PATCH] IDEA-168271 Make "Edit variables" not dimmed always or
 provide some hint how to un-dim it

---
 .../codeInsight/template/impl/LiveTemplateSettingsEditor.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/platform/lang-impl/src/com/intellij/codeInsight/template/impl/LiveTemplateSettingsEditor.java b/platform/lang-impl/src/com/intellij/codeInsight/template/impl/LiveTemplateSettingsEditor.java
index 065b4bdc2e63..f5f1c36d0225 100644
--- a/platform/lang-impl/src/com/intellij/codeInsight/template/impl/LiveTemplateSettingsEditor.java
+++ b/platform/lang-impl/src/com/intellij/codeInsight/template/impl/LiveTemplateSettingsEditor.java
@@ -487,7 +487,9 @@ public class LiveTemplateSettingsEditor extends JPanel {
   }
 
   private void validateEditVariablesButton() {
-    myEditVariablesButton.setEnabled(!parseVariables().isEmpty());
+    boolean hasVariables = !parseVariables().isEmpty();
+    myEditVariablesButton.setEnabled(hasVariables);
+    myEditVariablesButton.setToolTipText(hasVariables ? null : "Disabled because the template has no variables (surrounded with $ signs)");
   }
 
   void resetUi() {