isearchstrategy.cs

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// <file>
//     <copyright see="prj:///doc/copyright.txt"/>
//     <license see="prj:///doc/license.txt"/>
//     <owner name="Mike Krüger" email="[e-mail]"/>
//     <version>$Revision: 1261 $</version>
// </file>

using System;
using System.Drawing;

using ICSharpCode.Core;
using ICSharpCode.SharpDevelop.Internal.Undo;

namespace SearchAndReplace
{
	/// <summary>
	/// This interface is the basic interface which all 
	/// search algorithms must implement.
	/// </summary>
	public interface ISearchStrategy
	{
		/// <remarks>
		/// Only with a call to this method the search strategy must
		/// update their pattern information. This method will be called 
		/// before the FindNext function.
		/// </remarks>
		bool CompilePattern();
		
		/// <remarks>
		/// The find next method should search the next occurrence of the 
		/// compiled pattern in the text using the textIterator and options.
		/// </remarks>
		SearchResult FindNext(ITextIterator textIterator);
		
		/// <summary>
		/// Find only in the specified range.
		/// </summary>
		SearchResult FindNext(ITextIterator textIterator, int offset, int length);
	}
}