fix --external and window placement issues (fixes #158)

app/src/processing/app/RunnerListenerEdtAdapter.java

@@ -10,6 +10,11 @@ public class RunnerListenerEdtAdapter implements RunnerListener {
     this.wrapped = wrapped;
   }
 
+  /** Need the original object so we can see if it's a JavaEditor */
+  public RunnerListener getWrapped() {
+    return wrapped;
+  }
+
   @Override
   public void statusError(String message) {
     EventQueue.invokeLater(() -> wrapped.statusError(message));

java/src/processing/mode/java/runner/Runner.java

@@ -85,16 +85,24 @@ public class Runner implements MessageConsumer {
 
   public Runner(JavaBuild build, RunnerListener listener) throws SketchException {
     this.listener = listener;
-//    this.sketch = sketch;
     this.build = build;
 
     checkLocalHost();
 
-    if (listener instanceof JavaEditor) {
-      this.editor = (JavaEditor) listener;
-      sketchErr = editor.getConsole().getErr();
-      sketchOut = editor.getConsole().getOut();
-    } else {
+    if (listener instanceof RunnerListenerEdtAdapter) {
+      // RunnerListener gets wrapped so that it behaves on the EDT.
+      // Need to extract the wrapped Object and see if it's a Java Editor,
+      // in which case we'll be passing additional parameters to the PApplet.
+      // https://github.com/processing/processing/issues/5843
+      RunnerListener wrapped = ((RunnerListenerEdtAdapter) listener).getWrapped();
+      if (wrapped instanceof JavaEditor) {
+        editor = (JavaEditor) wrapped;
+        sketchErr = editor.getConsole().getErr();
+        sketchOut = editor.getConsole().getOut();
+      }
+    }
+    // If it's not a JavaEditor, then we don't redirect to a console.
+    if (editor == null) {
       sketchErr = System.err;
       sketchOut = System.out;
     }
@@ -466,10 +474,8 @@ public class Runner implements MessageConsumer {
         }
         params.append(PApplet.ARGS_EXTERNAL);
       }
-
       params.append(PApplet.ARGS_DISPLAY + "=" + runDisplay);
 
-
       if (present) {
         params.append(PApplet.ARGS_PRESENT);
 //        if (Preferences.getBoolean("run.present.exclusive")) {
@@ -495,6 +501,7 @@ public class Runner implements MessageConsumer {
     if (args != null) {
       params.append(args);
     }
+
     // Pass back the whole list
     return params;
   }

todo.txt

@@ -23,6 +23,11 @@ X add PVector.setHeading() for parity with p5.js
 X   https://github.com/processing/processing4/issues/193
 X automatically lock closed issues
 X   https://github.com/apps/lock
+X Display Window doesn't remember its position
+X   https://github.com/processing/processing4/issues/158
+_   seems that --external not getting passed
+_     https://github.com/processing/processing/issues/5843
+_   https://github.com/processing/processing/issues/5781
 
 earlier
 o further streamline the downloader
@@ -70,11 +75,6 @@ already fixed in 4.x? (confirm/close on release)
 _ HDPI support GNOME desktop
 _   https://github.com/processing/processing/issues/6059
 
-_ Display Window doesn't remember its position
-_   https://github.com/processing/processing4/issues/158
-_   seems that --external not getting passed
-_     https://github.com/processing/processing/issues/5843
-_   https://github.com/processing/processing/issues/5781
 _ remove the JRE Downloader
 _   https://github.com/processing/processing4/issues/155
 _ editor breakpoints out of the .pde files