From fbd5c6668283ae022168059c8d46a261aa08d501 Mon Sep 17 00:00:00 2001
From: pengda <pengda@fanruan.com>
Date: Mon, 20 Jul 2020 19:20:34 +0800
Subject: [PATCH] =?UTF-8?q?REPORT-34907=20linux=E8=AE=BE=E8=AE=A1=E5=99=A8?=
 =?UTF-8?q?-=E7=BA=B8=E5=BC=A0=E8=83=8C=E6=99=AF-=E6=B8=90=E5=8F=98?=
 =?UTF-8?q?=E8=89=B2=EF=BC=8C=E5=8F=B3=E8=BE=B9=E7=9A=84=E6=B8=B8=E6=A0=87?=
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MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
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---
 .../design/style/background/gradient/GradientBar.java | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/designer-base/src/main/java/com/fr/design/style/background/gradient/GradientBar.java b/designer-base/src/main/java/com/fr/design/style/background/gradient/GradientBar.java
index efeffa4e49..46d1b9165b 100644
--- a/designer-base/src/main/java/com/fr/design/style/background/gradient/GradientBar.java
+++ b/designer-base/src/main/java/com/fr/design/style/background/gradient/GradientBar.java
@@ -11,6 +11,7 @@ import com.fr.design.style.color.ColorSelectDialog;
 import com.fr.design.style.color.ColorSelectable;
 import com.fr.stable.AssistUtils;
 
+import com.fr.stable.os.OperatingSystem;
 import javax.swing.JComponent;
 import javax.swing.event.ChangeEvent;
 import javax.swing.event.ChangeListener;
@@ -124,14 +125,20 @@ public class GradientBar extends JComponent implements UIObserver, ColorSelectab
     protected void addMouseDragListener() {
         this.addMouseMotionListener(new MouseAdapter() {
             public void mouseDragged(MouseEvent e) {
-
+                int oldIndex = index;
                 for (int i = 0; i < list.size(); i++) {
                     if (list.get(i).contains(e.getX(), e.getY())) {
                         index = i;
                         break;
                     }
                 }
-
+                if(OperatingSystem.isLinux() && AssistUtils.equals(oldIndex,index)){
+                    if(Math.abs(p1.getX() - e.getX()) > Math.abs(p2.getX() - e.getX())){
+                        index = 1;
+                    }else{
+                        index = 0;
+                    }
+                }
                 boolean x = e.getX() <= max && e.getX() >= min;
                 if (x && e.getY() < MAX_VERTICAL) {
                     list.get(index).setX(e.getX());