Merge pull request #2991 from Akarshit/bugFix-PgDnException

Fix for Exception when pressing PgDn in a code without scrollbar #2990
processing · Apr 1, 2015 · 3f30d85 · 3f30d85
2 parents 17e2be5 + 2c695ec
commit 3f30d85
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/app/src/processing/app/syntax/InputHandler.java b/app/src/processing/app/syntax/InputHandler.java
@@ -865,9 +865,10 @@ public void actionPerformed(ActionEvent evt)
                         int line = textArea.getCaretLine();
 
                         firstLine += visibleLines;
-
-                        if(firstLine + visibleLines >= lineCount - 1)
-                                firstLine = lineCount - visibleLines;
+                        if (firstLine >= lineCount )
+                          firstLine -= visibleLines;
+                        else if(firstLine + visibleLines >= lineCount - 1)
+                          firstLine = lineCount - visibleLines;
 
                         textArea.setFirstLine(firstLine);