move link() calls that use Desktop into PSurface

core/src/processing/awt/ShimAWT.java

@@ -1,5 +1,6 @@
 package processing.awt;
 
+import java.awt.Desktop;
 import java.awt.EventQueue;
 import java.awt.FileDialog;
 import java.awt.Frame;
@@ -11,6 +12,8 @@ import java.awt.image.BufferedImage;
 import java.io.File;
 import java.io.IOException;
 import java.io.InputStream;
+import java.net.URI;
+import java.net.URISyntaxException;
 
 import javax.imageio.ImageIO;
 import javax.swing.ImageIcon;
@@ -459,4 +462,19 @@ public class ShimAWT implements PConstants {
   static public File getWindowsDesktop() {
     return FileSystemView.getFileSystemView().getHomeDirectory();
   }
+
+
+  static public boolean openLink(String url) {
+    try {
+      if (Desktop.isDesktopSupported()) {
+        Desktop.getDesktop().browse(new URI(url));
+        return true;
+      }
+    } catch (IOException e) {
+      e.printStackTrace();
+    } catch (URISyntaxException e) {
+      e.printStackTrace();
+    }
+    return false;
+  }
 }

core/src/processing/core/PApplet.java

@@ -32,9 +32,6 @@ import java.awt.GraphicsDevice;
 import java.awt.GraphicsEnvironment;
 import java.awt.geom.AffineTransform;
 
-// used by link()
-import java.awt.Desktop;
-
 // loadXML() error handling
 import javax.xml.parsers.ParserConfigurationException;
 
@@ -3271,17 +3268,9 @@ public class PApplet implements PConstants {
    * @param url the complete URL, as a String in quotes
    */
   public void link(String url) {
-    try {
-      if (Desktop.isDesktopSupported()) {
-        Desktop.getDesktop().browse(new URI(url));
-      } else {
-        // Just pass it off to open() and hope for the best
-        launch(url);
-      }
-    } catch (IOException e) {
-      printStackTrace(e);
-    } catch (URISyntaxException e) {
-      printStackTrace(e);
+    if (!surface.openLink(url)) {
+      // Just pass it off to launch() and hope for the best
+      launch(url);
     }
   }
 

core/src/processing/core/PSurface.java

@@ -35,6 +35,12 @@ public interface PSurface {
   static public final int MIN_WINDOW_WIDTH = 128;
   static public final int MIN_WINDOW_HEIGHT = 128;
 
+  //public int displayDensity();
+
+  //public int displayDensity(int display);
+
+  //
+
   // renderer that doesn't draw to the screen
   public void initOffscreen(PApplet sketch);
 
@@ -47,9 +53,7 @@ public interface PSurface {
 //                        int deviceIndex, boolean fullScreen, boolean spanDisplays);
   public void initFrame(PApplet sketch);
 
-//  public int displayDensity();
-
-//  public int displayDensity(int display);
+  //
 
   public void selectInput(String prompt, String callback,
                           File file, Object callbackObject);
@@ -60,6 +64,8 @@ public interface PSurface {
   public void selectFolder(String prompt, String callback,
                            File file, Object callbackObject);
 
+  //
+
   /**
    * Get the native window object associated with this drawing surface.
    * For Java2D, this will be an AWT Frame object. For OpenGL, the window.
@@ -153,6 +159,14 @@ public interface PSurface {
 
   //
 
+  /**
+   * @param url the link to open
+   * @return false if unable to find a viable way to open
+   */
+  public boolean openLink(String url);
+
+  //
+
   /** Start the animation thread */
   public void startThread();
 

core/src/processing/core/PSurfaceNone.java

@@ -204,6 +204,14 @@ public class PSurfaceNone implements PSurface {
   //
 
 
+  public boolean openLink(String url) {
+    return false;
+  }
+
+
+  //
+
+
   public Thread createThread() {
     return new AnimationThread();
   }

core/src/processing/javafx/PSurfaceFX.java

@@ -249,11 +249,6 @@ public class PSurfaceFX implements PSurface {
   }
 
 
-//  public Component initComponent(PApplet sketch) {
-//    return null;
-//  }
-
-
   static public class PApplicationFX extends Application {
     static public PSurfaceFX surface;
 //    static String title;  // title set at launch
@@ -728,6 +723,11 @@ public class PSurfaceFX implements PSurface {
   }
 
 
+  public boolean openLink(String url) {
+    return ShimAWT.openLink(url);
+  }
+
+
   public void startThread() {
     animation.play();
   }

core/src/processing/opengl/PSurfaceJOGL.java

@@ -1395,4 +1395,9 @@ public class PSurfaceJOGL implements PSurface {
       }
     });
   }
+
+
+  public boolean openLink(String url) {
+    return ShimAWT.openLink(url);
+  }
 }

core/todo.txt

@@ -31,6 +31,8 @@ _   or even that it inits a surface-specific class for getting that info
 before final release
 _ implement selectInput/Output/Folder methods in PSurfaceJOGL
 _ implement selectInput/Output/Folder methods in PSurfaceFX
+_ implement openLink() in PSurfaceFX
+_ implement openLink() in PSurfaceJOGL
 _ Intel HD Graphics 3000 workaround is causing a big fat warning
 _   https://github.com/processing/processing4/issues/50
 _ ThinkDifferent unavailable with --disable-awt, needs workaround