From ed53060f483fad7b1b1ffbc99d1acce92406c476 Mon Sep 17 00:00:00 2001
From: John <jjenko@volian.com>
Date: Fri, 8 Jan 2010 17:34:38 +0000
Subject: [PATCH] Bug fix for disabling the GOTO Button when you right arrow
 off of linked text. Find/Replace logic.

---
 PROMS/Volian.Controls.Library/StepRTB.cs | 83 +++++++++++++++++++++++-
 1 file changed, 82 insertions(+), 1 deletion(-)

diff --git a/PROMS/Volian.Controls.Library/StepRTB.cs b/PROMS/Volian.Controls.Library/StepRTB.cs
index 9549b174..054a1450 100644
--- a/PROMS/Volian.Controls.Library/StepRTB.cs
+++ b/PROMS/Volian.Controls.Library/StepRTB.cs
@@ -1647,7 +1647,34 @@ namespace Volian.Controls.Library
 			int selLength = len;
 			foreach (LinkLocation ll in _LinkLocations)
 			{
-				if (sel >= ll.Start && sel < ll.Start + ll.Length + 7) return true;
+				// When the selector moved to the right of a link, the GOTO button was still lit.
+				// Removing the "+7" seems to have fixed this. - jsj 1/08/2010
+				//if (sel >= ll.Start && sel < ll.Start + ll.Length + 7) return true;
+				if (sel >= ll.Start && sel < ll.Start + ll.Length) return true;
+			}
+			return false;
+		}
+		/// <summary>
+		/// For use in Find/Replace.
+		/// If text is found is part of the link information and not the link value,
+		/// then we want to continue searching.
+		/// </summary>
+		/// <param name="index"></param>
+		/// <param name="len"></param>
+		/// <returns></returns>
+		public bool SkipLinkInfo(int index, int len)
+		{
+			if (_LinkLocations == null)return false;
+			int sel = index;
+			int selLength = len;
+			foreach (LinkLocation ll in _LinkLocations)
+			{
+				if (sel >= ll.Start - 7 && sel < ll.Start + ll.Length)
+				{
+					int pos  = ll.Text.IndexOf("#Link:");
+					if (sel < ll.Start || sel >= ll.Start-7+pos)
+					return (true);			
+				}
 			}
 			return false;
 		}
@@ -1771,6 +1798,60 @@ namespace Volian.Controls.Library
 			}
 			return null;
 		}
+		private RichTextBoxFinds _FindOptions = RichTextBoxFinds.None;
+		public void FindText(string str, bool caseSensitive, bool matchWholeWord, bool reverse)
+		{
+			RTF savRTF = new RTF();
+			int startpos = SelectionStart + SelectionLength;
+			savRTF.Text = this.Text;
+
+			_FindOptions = RichTextBoxFinds.None;
+			if (caseSensitive)
+				_FindOptions |= RichTextBoxFinds.MatchCase;
+			if (matchWholeWord)
+				_FindOptions |= RichTextBoxFinds.WholeWord;
+			if (reverse)
+			{
+				_FindOptions |= RichTextBoxFinds.Reverse;
+				savRTF.Text = this.Text.Substring(0, SelectionStart);
+				startpos = savRTF.Text.Length;
+				if (startpos == 0)
+					return; // at beginning of rtfbox during a reverse find
+			}
+			else
+			{
+				if (startpos >= savRTF.Text.Length)
+					return; // at end of rtfbox during a forward find
+			}
+			// look for the find string in the temporary rtfbox
+			// then set the cursor selection in the real rtfbox
+			bool keepgoing = true;
+			while (keepgoing)
+			{
+				int pos = savRTF.Find(str, startpos, _FindOptions);
+				keepgoing = false;
+				if (pos >= 0)
+				{
+					if (this.SkipLinkInfo(pos,str.Length))
+					{
+						if (reverse)
+						{
+							startpos--;
+							savRTF.Text = savRTF.Text.Substring(0, startpos);
+						}
+						else
+							startpos++;
+					    if (startpos > 0 && startpos < savRTF.Text.Length)
+					        keepgoing = true;
+					}
+					else
+					{
+						SelectionStart = pos;
+						SelectionLength = str.Length;
+					}
+				}
+			}
+		}
 		private int FindStart()
 		{
 			foreach (LinkLocation ll in _LinkLocations)