From b0c1359b7fb149c941f3f8a37a0e9f5bb12ab9db Mon Sep 17 00:00:00 2001
From: "Egor.Ushakov" <egor.ushakov@jetbrains.com>
Date: Wed, 9 Dec 2015 17:51:58 +0300
Subject: [PATCH] breakpoints dnd: check drop target and change caret

---
 .../editor/impl/EditorGutterComponentImpl.java  | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorGutterComponentImpl.java b/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorGutterComponentImpl.java
index 6b5bc9642557..7c183a3b240b 100644
--- a/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorGutterComponentImpl.java
+++ b/platform/platform-impl/src/com/intellij/openapi/editor/impl/EditorGutterComponentImpl.java
@@ -195,6 +195,23 @@ class EditorGutterComponentImpl extends EditorGutterComponentEx implements Mouse
           }
         }
       })
+      .setTargetChecker(new DnDTargetChecker() {
+        @Override
+        public boolean update(DnDEvent e) {
+          final Object attachedObject = e.getAttachedObject();
+          if (attachedObject instanceof GutterIconRenderer && checkDumbAware(attachedObject, myEditor.getProject())) {
+            final GutterDraggableObject draggableObject = ((GutterIconRenderer)attachedObject).getDraggableObject();
+            if (draggableObject != null) {
+              final int line = convertPointToLineNumber(e.getPoint());
+              if (line != -1) {
+                e.setDropPossible(true);
+                e.setCursor(draggableObject.getCursor(line));
+              }
+            }
+          }
+          return true;
+        }
+      })
       .setImageProvider(new NullableFunction<DnDActionInfo, DnDImage>() {
         @Override
         public DnDImage fun(DnDActionInfo info) {