reimplemented language-specific snippet functions

src/AddIns/BackendBindings/CSharpBinding/Project/Src/Refactoring/CSharpCodeGenerator.cs

@@ -124,5 +124,40 @@ namespace CSharpBinding.Refactoring
 				script.InsertBefore(node, attr);
 			}
 		}
+		
+		public string GetPropertyName(string fieldName)
+		{
+			if (string.IsNullOrEmpty(fieldName))
+				return fieldName;
+			if (fieldName.StartsWith("_") && fieldName.Length > 1)
+				return Char.ToUpper(fieldName[1]) + fieldName.Substring(2);
+			else if (fieldName.StartsWith("m_") && fieldName.Length > 2)
+				return Char.ToUpper(fieldName[2]) + fieldName.Substring(3);
+			else
+				return Char.ToUpper(fieldName[0]) + fieldName.Substring(1);
+		}
+		
+		public string GetParameterName(string fieldName)
+		{
+			if (string.IsNullOrEmpty(fieldName))
+				return fieldName;
+			if (fieldName.StartsWith("_") && fieldName.Length > 1)
+				return Char.ToLower(fieldName[1]) + fieldName.Substring(2);
+			else if (fieldName.StartsWith("m_") && fieldName.Length > 2)
+				return Char.ToLower(fieldName[2]) + fieldName.Substring(3);
+			else
+				return Char.ToLower(fieldName[0]) + fieldName.Substring(1);
+		}
+		
+		public string GetFieldName(string propertyName)
+		{
+			if (string.IsNullOrEmpty(propertyName))
+				return propertyName;
+			string newName = Char.ToLower(propertyName[0]) + propertyName.Substring(1);
+			if (newName == propertyName)
+				return "_" + newName;
+			else
+				return newName;
+		}
 	}
 }

src/AddIns/DisplayBindings/AvalonEdit.AddIn/Src/Snippets/CodeSnippet.cs

@@ -8,12 +8,15 @@ using System.Linq;
 using System.Text.RegularExpressions;
 
 using ICSharpCode.AvalonEdit.Snippets;
+using ICSharpCode.Core;
 using ICSharpCode.NRefactory.TypeSystem;
 using ICSharpCode.NRefactory.TypeSystem.Implementation;
 using ICSharpCode.SharpDevelop;
 using ICSharpCode.SharpDevelop.Editor;
 using ICSharpCode.SharpDevelop.Editor.AvalonEdit;
 using ICSharpCode.SharpDevelop.Editor.CodeCompletion;
+using ICSharpCode.SharpDevelop.Project;
+using ICSharpCode.SharpDevelop.Refactoring;
 
 namespace ICSharpCode.AvalonEdit.AddIn.Snippets
 {
@@ -212,18 +215,29 @@ namespace ICSharpCode.AvalonEdit.AddIn.Snippets
 				return s => s.ToLower();
 			if ("toUpper".Equals(name, StringComparison.OrdinalIgnoreCase))
 				return s => s.ToUpper();
-			#warning Reimplement language-specific name conversion functions
+			
-			/*
+			ICodeGenerator generator = GetCodeGeneratorForFile(context.FileName);
+			if (generator == null) return null;
+			
 			if ("toFieldName".Equals(name, StringComparison.OrdinalIgnoreCase))
-				return s => context.Language.Properties.CodeGenerator.GetFieldName(s);
+				return s => generator.GetFieldName(s);
 			if ("toPropertyName".Equals(name, StringComparison.OrdinalIgnoreCase))
-				return s => context.Language.Properties.CodeGenerator.GetPropertyName(s);
+				return s => generator.GetPropertyName(s);
 			if ("toParameterName".Equals(name, StringComparison.OrdinalIgnoreCase))
-				return s => context.Language.Properties.CodeGenerator.GetParameterName(s);
+				return s => generator.GetParameterName(s);
-				*/
 			return null;
 		}
 		
+		static ICodeGenerator GetCodeGeneratorForFile(FileName fileName)
+		{
+			// ICodeGenerator depends on IProject (at least the C# version of it).
+			// TODO : what if file is not part of a project?
+			IProject project = SD.ProjectService.FindProjectContainingFile(fileName);
+			if (project == null)
+				return null;
+			return project.CodeGenerator;
+		}
+		
 		sealed class FunctionBoundElement : SnippetBoundElement
 		{
 			internal Func<string, string> function;

src/Main/Base/Project/Refactoring/ICodeGenerator.cs

@@ -16,5 +16,9 @@ namespace ICSharpCode.SharpDevelop.Refactoring
 		void AddAssemblyAttribute(IAttribute attribute);
 		void AddReturnTypeAttribute(IMethod target, IAttribute attribute);
 		void InsertEventHandler(ITypeDefinition target, string name, IEvent eventDefinition, bool jumpTo);
+		
+		string GetPropertyName(string fieldName);
+		string GetParameterName(string fieldName);
+		string GetFieldName(string propertyName);
 	}
 }