Rename AddCallbackToKey/RemoveCallbackFromKey -> Register/Unregister

MatterControl.Printing/Communication/LineActions.cs

@@ -0,0 +1,102 @@
+/*
+Copyright (c) 2014, Lars Brubaker
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+1. Redistributions of source code must retain the above copyright notice, this
+   list of conditions and the following disclaimer.
+2. Redistributions in binary form must reproduce the above copyright notice,
+   this list of conditions and the following disclaimer in the documentation
+   and/or other materials provided with the distribution.
+
+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
+ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+The views and conclusions contained in the software and documentation are those
+of the authors and should not be interpreted as representing official policies,
+either expressed or implied, of the FreeBSD Project.
+*/
+
+using System;
+using System.Collections.Generic;
+
+namespace MatterHackers.SerialPortCommunication
+{
+	/// <summary>
+	/// A dictionary of key to Action delegates that are invoked per received/sent line
+	/// </summary>
+	public class LineActions
+	{
+		public Dictionary<string, Action<string>> registeredActions = new Dictionary<string, Action<string>>();
+
+		public void Register(string key, Action<string> value)
+		{
+			if (registeredActions.ContainsKey(key))
+			{
+				registeredActions[key] += value;
+			}
+			else
+			{
+				registeredActions.Add(key, value);
+			}
+		}
+
+		public void Unregister(string key, Action<string> value)
+		{
+			if (registeredActions.ContainsKey(key))
+			{
+				if (registeredActions[key] == null)
+				{
+					throw new Exception();
+				}
+				registeredActions[key] -= value;
+				if (registeredActions[key] == null)
+				{
+					registeredActions.Remove(key);
+				}
+			}
+			else
+			{
+				throw new Exception();
+			}
+		}
+	}
+
+	public class FoundStringStartsWithCallbacks : LineActions
+	{
+		public void CheckForKeys(string s)
+		{
+			foreach (var pair in this.registeredActions)
+			{
+				if (s.StartsWith(pair.Key))
+				{
+					pair.Value.Invoke(s);
+				}
+			}
+		}
+	}
+
+	public class FoundStringContainsCallbacks : LineActions
+	{
+		public void CheckForKeys(string s)
+		{
+			foreach (var pair in this.registeredActions)
+			{
+				if (s.Contains(pair.Key))
+				{
+					pair.Value.Invoke(s);
+				}
+			}
+		}
+	}
+}