update desktop file and try suppressing warning from #207

Author: benfry

app/src/processing/app/platform/LinuxPlatform.java

@@ -39,9 +39,11 @@ public class LinuxPlatform extends DefaultPlatform {
   public void initBase(Base base) {
     super.initBase(base);
 
-    // Set x11 WM_CLASS property which is used as the application
-    // name by Gnome3 and other window managers.
+    // Set X11 WM_CLASS property which is used as the application
+    // name by Gnome 3 and other window managers.
     // https://github.com/processing/processing/issues/2534
+    // For Java 17, this hack requires an addition to the command line:
+    // --add-opens=java.desktop/sun.awt.X11=ALL-UNNAMED
     try {
       Toolkit xToolkit = Toolkit.getDefaultToolkit();
       java.lang.reflect.Field awtAppClassNameField =

build/linux/desktop.template

@@ -1,12 +1,12 @@
 [Desktop Entry]
 Type=Application
-Name=Processing IDE
-GenericName=Processing IDE
+Name=Processing
+GenericName=Processing
 Comment=Open-source software prototyping platform
 Exec=<BINARY_LOCATION>
 Icon=<ICON_NAME>
 Terminal=false
 Categories=Development;IDE;Programming;
 MimeType=text/x-processing;
 Keywords=sketching;software;animation;programming;coding;
-StartupWMClass=processing-app-Base
+StartupWMClass=processing-app-ui-Splash

build/linux/processing

@@ -113,5 +113,5 @@ else
   fi
   cd "$APPDIR"
 
-  java -Djna.nosys=true -Dpython.console.encoding=UTF-8 -Xmx512m processing.app.ui.Splash "$SKETCH" &
+  java -Djna.nosys=true -Dpython.console.encoding=UTF-8 -Xmx512m --add-opens=java.desktop/sun.awt.X11=ALL-UNNAMED processing.app.ui.Splash "$SKETCH" &
 fi