Serial prompt fixes.

Not showing the serial prompt if no serial ports are available.
Showing the serial prompt for verbose upload, too.

Author: damellis

app/src/processing/app/Editor.java

@@ -2233,7 +2233,6 @@ public boolean handleSaveAs() {
 
 
   public boolean serialPrompt() {
-    populateSerialMenu();
     int count = serialMenu.getItemCount();
     Object[] names = new Object[count];
     for (int i = 0; i < count; i++) {
@@ -2298,7 +2297,9 @@ public void run() {
           // error message will already be visible
         }
       } catch (SerialNotFoundException e) {
-        if (serialPrompt()) run();
+        populateSerialMenu();
+        if (serialMenu.getItemCount() == 0) statusError(e);
+        else if (serialPrompt()) run();
         else statusNotice("Upload canceled.");
       } catch (RunnerException e) {
         //statusError("Error during upload.");
@@ -2329,6 +2330,11 @@ public void run() {
         } else {
           // error message will already be visible
         }
+      } catch (SerialNotFoundException e) {
+        populateSerialMenu();
+        if (serialMenu.getItemCount() == 0) statusError(e);
+        else if (serialPrompt()) run();
+        else statusNotice("Upload canceled.");
       } catch (RunnerException e) {
         //statusError("Error during upload.");
         //e.printStackTrace();