[Monodevelop-patches-list] r739 - in trunk/MonoDevelop/src: AddIns/DisplayBindings/EditorBindings/FormattingStrategy Libraries/ICSharpCode.TextEditor Libraries/ICSharpCode.TextEditor/src/Document

[commit-watcher at mono-cvs.ximian.com]

Author: benm
Date: 2004-01-31 20:37:34 -0500 (Sat, 31 Jan 2004)
New Revision: 739

Added:
   trunk/MonoDevelop/src/AddIns/DisplayBindings/EditorBindings/FormattingStrategy/DefaultFormattingStrategy.cs
Removed:
   trunk/MonoDevelop/src/Libraries/ICSharpCode.TextEditor/src/Document/FormattingStrategy/
Modified:
   trunk/MonoDevelop/src/Libraries/ICSharpCode.TextEditor/Makefile
Log:
move this

Copied: trunk/MonoDevelop/src/AddIns/DisplayBindings/EditorBindings/FormattingStrategy/DefaultFormattingStrategy.cs (from rev 738, trunk/MonoDevelop/src/Libraries/ICSharpCode.TextEditor/src/Document/FormattingStrategy/DefaultFormattingStrategy.cs)
===================================================================
--- trunk/MonoDevelop/src/Libraries/ICSharpCode.TextEditor/src/Document/FormattingStrategy/DefaultFormattingStrategy.cs	2004-02-01 01:30:26 UTC (rev 738)
+++ trunk/MonoDevelop/src/AddIns/DisplayBindings/EditorBindings/FormattingStrategy/DefaultFormattingStrategy.cs	2004-02-01 01:37:34 UTC (rev 739)
@@ -0,0 +1,105 @@
+// <file>
+//     <copyright see="prj:///doc/copyright.txt"/>
+//     <license see="prj:///doc/license.txt"/>
+//     <owner name="Mike Krüger" email="mike at icsharpcode.net"/>
+//     <version value="$version"/>
+// </file>
+
+using System;
+using System.Collections;
+using System.Text;
+using MonoDevelop.EditorBindings.FormattingStrategy;
+
+namespace ICSharpCode.TextEditor.Document {
+	/// <summary>
+	/// This class handles the auto and smart indenting in the textbuffer while
+	/// you type.
+	/// </summary>
+	public class DefaultFormattingStrategy : IFormattingStrategy {
+		/// <summary>
+		/// returns the whitespaces which are before a non white space character in the line line
+		/// as a string.
+		/// </summary>
+		protected string GetIndentation (IFormattableDocument d, int lineNumber)
+		{
+			string lineText = d.GetLineAsString (lineNumber);
+			StringBuilder whitespaces = new StringBuilder ();
+			
+			foreach (char ch in lineText) {
+				if (! Char.IsWhiteSpace (ch))
+					break;
+				whitespaces.Append (ch);
+			}
+			
+			return whitespaces.ToString ();
+		}
+		
+		/// <summary>
+		/// Could be overwritten to define more complex indenting.
+		/// </summary>
+		protected virtual int AutoIndentLine (IFormattableDocument d, int lineNumber)
+		{
+			string indentation = lineNumber != 0 ? GetIndentation (d, lineNumber - 1) : "";
+			
+			if (indentation.Length > 0) {
+				string newLineText = indentation + d.GetLineAsString (lineNumber).Trim ();
+				d.ReplaceLine (lineNumber, newLineText);
+			}
+			
+			return indentation.Length;
+		}
+		
+		/// <summary>
+		/// Could be overwritten to define more complex indenting.
+		/// </summary>
+		protected virtual int SmartIndentLine (IFormattableDocument d, int line)
+		{
+			return AutoIndentLine (d, line); // smart = autoindent in normal texts
+		}
+		
+		/// <summary>
+		/// This function formats a specific line after <code>ch</code> is pressed.
+		/// </summary>
+		/// <returns>
+		/// the caret delta position the caret will be moved this number
+		/// of bytes (e.g. the number of bytes inserted before the caret, or
+		/// removed, if this number is negative)
+		/// </returns>
+		public virtual int FormatLine (IFormattableDocument d, int line, int cursorOffset, char ch)
+		{
+			if (ch == '\n')
+				return IndentLine (d, line);
+			
+			return 0;
+		}
+		
+		/// <summary>
+		/// This function sets the indentation level in a specific line
+		/// </summary>
+		/// <returns>
+		/// the number of inserted characters.
+		/// </returns>
+		public int IndentLine (IFormattableDocument d, int line)
+		{
+			switch (d.IndentStyle) {
+				case IndentStyle.Auto  : return AutoIndentLine (d, line);
+				case IndentStyle.Smart : return SmartIndentLine (d, line);
+				case IndentStyle.None  :
+				default                : return 0;
+			}
+		}
+		
+		/// <summary>
+		/// This function sets the indentlevel in a range of lines.
+		/// </summary>
+		public void IndentLines (IFormattableDocument d, int begin, int end)
+		{
+			d.BeginAtomicUndo ();
+			
+			for (int i = begin; i <= end; ++i)
+				IndentLine (d, i);
+			
+			d.EndAtomicUndo ();
+		}
+	}
+}

Modified: trunk/MonoDevelop/src/Libraries/ICSharpCode.TextEditor/Makefile
===================================================================
--- trunk/MonoDevelop/src/Libraries/ICSharpCode.TextEditor/Makefile	2004-02-01 01:30:26 UTC (rev 738)
+++ trunk/MonoDevelop/src/Libraries/ICSharpCode.TextEditor/Makefile	2004-02-01 01:37:34 UTC (rev 739)
@@ -85,7 +85,6 @@
 ./src/Document/DefaultDocument.cs \
 ./src/Document/IDocument.cs \
 ./src/Document/AbstractSegment.cs \
-./src/Document/FormattingStrategy/DefaultFormattingStrategy.cs \
 ./src/Document/TextBufferStrategy/StringTextBufferStrategy.cs \
 ./src/Document/TextBufferStrategy/GapTextBufferStrategy.cs \
 ./src/Document/TextBufferStrategy/ITextBufferStrategy.cs \