From 82467dab9d729b0844fd5e33f3b10df47ceae7a8 Mon Sep 17 00:00:00 2001
From: Manindra Moharana <mkmoharana29@gmail.com>
Date: Wed, 11 Jun 2014 02:49:34 +0530
Subject: [PATCH] one simply doesn't have enough scrolling routines

---
 .../experimental/ErrorCheckerService.java     | 28 +++++++++++++++++--
 1 file changed, 25 insertions(+), 3 deletions(-)

diff --git a/pdex/src/processing/mode/experimental/ErrorCheckerService.java b/pdex/src/processing/mode/experimental/ErrorCheckerService.java
index 728f72c8b..cb2bf5e55 100644
--- a/pdex/src/processing/mode/experimental/ErrorCheckerService.java
+++ b/pdex/src/processing/mode/experimental/ErrorCheckerService.java
@@ -1503,7 +1503,7 @@ public class ErrorCheckerService implements Runnable{
     // log("---");
   }*/
   
-  public void scrollToErrorLine(Problem p) {
+  /*public void scrollToErrorLine(Problem p) {
     if (editor == null) {
       return;
     }
@@ -1517,7 +1517,7 @@ public class ErrorCheckerService implements Runnable{
       log("P start: " + prbStart + " to "
           + prbEnd + " pkgOffset " + pkgNameOffset);
       int lineNumber = p
-          .getIProblem().getSourceLineNumber();
+          .getIProblem().getSourceLineNumber()-1;
       Element lineElement = astGenerator.getJavaSourceCodeElement(lineNumber);
       log("Line element off " + lineElement.getStartOffset());
       OffsetMatcher ofm = new OffsetMatcher(
@@ -1529,7 +1529,7 @@ public class ErrorCheckerService implements Runnable{
       int pdeOffset = ofm.getPdeOffForJavaOff(prbStart
           - lineElement.getStartOffset(), (prbEnd - p
           .getIProblem().getSourceStart()));
-      astGenerator.highlightPDECode(p.getTabIndex(), p.getLineNumber(),
+      astGenerator.highlightPDECode(p.getTabIndex(), p.getLineNumber()-1,
                                     pdeOffset, (prbEnd - prbStart + 1));
       editor.getTextArea().scrollTo(p.getLineNumber() - 1, 0);
       editor.repaint();
@@ -1539,6 +1539,28 @@ public class ErrorCheckerService implements Runnable{
       e.printStackTrace();
     }
     // log("---");
+  }*/
+  
+  public void scrollToErrorLine(Problem p) {
+    if (editor == null) {
+      return;
+    }
+    if (p == null)
+      return;
+    try {
+      astGenerator.highlightPDECode(p.getTabIndex(),
+                                    p.getLineNumber() - 1,
+                                    p.getPDELineStartOffset(),
+                                    (p.getPDELineStopOffset()
+                                        - p.getPDELineStartOffset() + 1));
+      editor.getTextArea().scrollTo(p.getLineNumber() - 1, 0);
+      editor.repaint();
+    } catch (Exception e) {
+      System.err.println(e
+          + " : Error while selecting text in scrollToErrorLine()");
+      e.printStackTrace();
+    }
+    // log("---");
   }
   
   /**