Windows: proper, non blurry, icon displayed. Fixes #3473

app/src/processing/app/Base.java

@@ -66,6 +66,7 @@ import java.util.logging.Handler;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import java.util.stream.Collectors;
+import java.util.stream.Stream;
 
 import static processing.app.I18n.tr;
 
@@ -1913,22 +1914,20 @@ public class Base {
 
 
   /**
-   * Give this Frame a Processing icon.
+   * Give this Frame an icon.
    */
   static public void setIcon(Frame frame) {
-    // don't use the low-res icon on Mac OS X; the window should
-    // already have the right icon from the .app file.
-    if (OSUtils.isMacOS()) return;
-    
-    // don't use the low-res icon on Linux
-    if (OSUtils.isLinux()){
-      Image image = Toolkit.getDefaultToolkit().createImage(BaseNoGui.getContentFile("/lib/arduino.png").getAbsolutePath());
-      frame.setIconImage(image);
+    if (OSUtils.isMacOS()) {
       return;
     }
 
-    Image image = Toolkit.getDefaultToolkit().createImage(PApplet.ICON_IMAGE);
-    frame.setIconImage(image);
+    List<Image> icons = Stream
+      .of("16", "24", "32", "48", "64", "72", "96", "128", "256")
+      .map(res -> "/lib/icons/" + res + "x" + res + "/apps/arduino.png")
+      .map(path -> BaseNoGui.getContentFile(path).getAbsolutePath())
+      .map(absPath -> Toolkit.getDefaultToolkit().createImage(absPath))
+      .collect(Collectors.toList());
+    frame.setIconImages(icons);
   }
 
 

arduino-core/src/processing/app/legacy/PApplet.java

@@ -65,25 +65,6 @@ public class PApplet {
     }
   }
 
-  /**
-   * GIF image of the Processing logo.
-   */
-  static public final byte[] ICON_IMAGE = {
-    71, 73, 70, 56, 57, 97, 16, 0, 16, 0, -60, 0, 0, 0, 0, 0, 
-    0, 0, -127, 0, -127, 0, 0, -127, -127, -127, 0, 0, -127, 0, -127, -127, 
-    -127, 0, -127, -127, -127, -63, -63, -63, 0, 0, -1, 0, -1, 0, 0, -1, 
-    -1, -1, 0, 0, -1, 0, -1, -1, -1, 0, -1, -1, -1, 0, 0, 0, 
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 
-    0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 33, -7, 4, 
-    9, 0, 0, 16, 0, 44, 0, 0, 0, 0, 16, 0, 16, 0, 0, 5, 
-    75, 32, 36, -118, -57, 96, 14, -57, -88, 66, -27, -23, -90, -86, 43, -97, 
-    99, 59, -65, -30, 125, -77, 3, -14, -4, 8, -109, 15, -120, -22, 61, 78, 
-    15, -124, 15, 25, 28, 28, 93, 63, -45, 115, -22, -116, 90, -83, 82, 89, 
-    -44, -103, 61, 44, -91, -54, -89, 19, -111, 50, 18, -51, -55, 1, 73, -121, 
-    -53, -79, 77, 43, -101, 12, -74, -30, -99, -24, -94, 16, 0, 59,
-  };
-
   /**
    * Split the provided String at wherever whitespace occurs. Multiple
    * whitespace (extra spaces or tabs or whatever) between items will count as a

build/build.xml

@@ -791,6 +791,10 @@
     <mkdir dir="windows/work" />
     <mkdir dir="windows/work/${staging_hardware_folder}" />
 
+    <copy todir="windows/work/lib">
+      <fileset dir="shared" includes="icons/**/*.png"/>
+    </copy>
+
     <!-- assemble the pde -->
     <mkdir dir="windows/work/lib" />
     <copy todir="windows/work/lib" flatten="true">