Scrollbar background color is for the track itself

hansonr · hansonr · commit 9f4a22f41356 · 2019-02-06T11:38:16.000-06:00
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSScrollBarUI.java b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSScrollBarUI.java
@@ -1,11 +1,14 @@
 package swingjs.plaf;
 
+import java.awt.Color;
 import java.awt.Dimension;
 import java.beans.PropertyChangeEvent;
 
 import javax.swing.JComponent;
 import javax.swing.JScrollBar;
 import javax.swing.event.ChangeEvent;
+
+import swingjs.JSToolkit;
 import swingjs.api.js.DOMNode;
 
 /**
@@ -34,6 +37,13 @@ void setScrollPaneUI(JSScrollPaneUI ui) {
 	public JSScrollBarUI() {
 		super();
 		isScrollBar = true;
+		allowPaintedBackground = false;
+	}
+
+	@Override
+	public void setBackground(Color background) {
+	  if (background != null)
+		DOMNode.setStyles(sliderTrack, "background-color", JSToolkit.getCSSColor(background));
 	}
 
 	@Override
diff --git a/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSSliderUI.java b/sources/net.sf.j2s.java.core/src/swingjs/plaf/JSSliderUI.java
@@ -6,6 +6,7 @@
 
 import javax.swing.SwingConstants;
 
+import java.awt.Color;
 import java.awt.Dimension;
 import java.beans.PropertyChangeEvent;
 import java.beans.PropertyChangeListener;
@@ -113,11 +114,15 @@ public DOMNode updateDOMNode() {
 		}
 		setup(isNew || isChanged);
 		setSlider();
-		if (jc.isOpaque())
-			setBackground(jc.getBackground());
+		setBackground(jc.getBackground());
 		return updateDOMNodeCUI();
 	}
 
+	public void setBackground(Color background) {
+		if (jc.isOpaque())
+			super.setBackground(background);
+	}
+
 	private void disposeSlider() {
 		Object slider = $(jqSlider);
 		/**
