tiny tweak for customizable icon in JukeBox

iZplPlugins/JukeBox/build.gradle

@@ -3,7 +3,7 @@ apply plugin:'java'
 apply plugin: 'application'
 apply from: "$rootDir/utils/IO.gradle"
 
-version = '0.10.1.0'
+version = '0.10.1.1'
 mainClassName = 'de.nplusc.izc.izpl.plugins.jukebox.StandaloneMain'
 
 //task distZip(dependsOn: 'jar') {

iZplPlugins/JukeBox/src/main/java/de/nplusc/izc/izpl/plugins/jukebox/APIWrapper.java

@@ -7,6 +7,7 @@ package de.nplusc.izc.izpl.plugins.jukebox;
 
 import de.nplusc.izc.iZpl.API.UIPlugin;
 import java.awt.Image;
+import java.io.File;
 import java.io.IOException;
 import java.lang.reflect.InvocationTargetException;
 import java.lang.reflect.Method;
@@ -18,6 +19,11 @@ import javax.imageio.ImageIO;
  */
 public class APIWrapper
 {
+    
+    /**
+     * defines the application directory of iZpl where it got installed
+     */
+    private static final String APPDIR = new File(APIWrapper.class.getProtectionDomain().getCodeSource().getLocation().getPath()).getParentFile().getParent();
     public static UIPlugin getUiPlugin()
     {
         try
@@ -45,6 +51,18 @@ public class APIWrapper
         {
             try
             {
+                try
+                {
+                    File f = new File(APPDIR+File.separator+"res"+File.separator+"program.png");
+                    if(f.exists())
+                    {
+                        return ImageIO.read(f);
+                    }
+                } 
+                catch (IOException ex)
+                {
+                   //empty since catch and else are same,  
+                }
                 return ImageIO.read(APIWrapper.class.getResource("/fallbackIcon.png"));
             } catch (IOException ex)
             {