From a868a640d5493176c538a388cdce6013e71cd6ba Mon Sep 17 00:00:00 2001
From: peter <peter@jetbrains.com>
Date: Wed, 14 Dec 2016 15:40:37 +0100
Subject: [PATCH] smoother ProgressDialog moving when EDT is not very
 responsive

---
 .../com/intellij/openapi/progress/util/ProgressDialog.java    | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/platform/platform-impl/src/com/intellij/openapi/progress/util/ProgressDialog.java b/platform/platform-impl/src/com/intellij/openapi/progress/util/ProgressDialog.java
index e458a800308f..1bfefde448d2 100644
--- a/platform/platform-impl/src/com/intellij/openapi/progress/util/ProgressDialog.java
+++ b/platform/platform-impl/src/com/intellij/openapi/progress/util/ProgressDialog.java
@@ -170,7 +170,9 @@ class ProgressDialog implements Disposable {
         if (myLastClicked == null) {
           return;
         }
-        final Point draggedTo = new RelativePoint(e).getScreenPoint();
+        // use absolute location, because the relative point was set when creating the event, and the dialog might have been moved since that
+        // (e.g. if processing of previous events was delayed by something)
+        final Point draggedTo = e.getLocationOnScreen();
         draggedTo.x -= myLastClicked.x;
         draggedTo.y -= myLastClicked.y;