vbnetambience.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: 1317 $</version>
// </file>

using System;
using System.Collections;
using System.Text;

using ICSharpCode.SharpDevelop.Dom;
using ICSharpCode.Core;

namespace VBNetBinding
{
	public class VBNetAmbience :  AbstractAmbience
	{
		static string[,] typeConversionList = new string[,] {
			{"System.String",  "String"},
			{"System.Single",  "Single"},
			{"System.Int16",   "Short"},
			{"System.Void",    "Void"},
			{"System.Object",  "Object"},
			{"System.Int64",   "Long"},
			{"System.Int32",   "Integer"},
			{"System.Double",  "Double"},
			{"System.Char",    "Char"},
			{"System.Boolean", "Boolean"},
			{"System.Byte",    "Byte"},
			{"System.Decimal", "Decimal"},
			{"System.DateTime",  "Date"},
		};
		
		static Hashtable typeConversionTable = new Hashtable();
		
		static VBNetAmbience()
		{
			for (int i = 0; i < typeConversionList.GetLength(0); ++i) {
				typeConversionTable[typeConversionList[i, 0]] = typeConversionList[i, 1];
			}
		}
		
		static VBNetAmbience instance;
		
		public static VBNetAmbience Instance {
			get {
				if (instance == null) instance = new VBNetAmbience();
				return instance;
			}
		}
		
		string GetModifier(IDecoration decoration)
		{
			StringBuilder builder = new StringBuilder();
			
			if (IncludeHTMLMarkup) {
				builder.Append("<i>");
			}
			
			if (decoration.IsStatic) {
				builder.Append("Shared ");
			}
			if (decoration.IsAbstract) {
				builder.Append("MustOverride ");
			} else if (decoration.IsSealed) {
				builder.Append("NotOverridable ");
			} else if (decoration.IsVirtual) {
				builder.Append("Overridable ");
			} else if (decoration.IsOverride) {
				builder.Append("Overrides ");
			} else if (decoration.IsNew) {
				builder.Append("Shadows ");
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("</i>");
			}
			
			return builder.ToString();
		}
		
		public override string Convert(ModifierEnum modifier)
		{
			StringBuilder builder = new StringBuilder();
			if (ShowAccessibility) {
				if ((modifier & ModifierEnum.Public) == ModifierEnum.Public) {
					builder.Append("Public");
				} else if ((modifier & ModifierEnum.Private) == ModifierEnum.Private) {
					builder.Append("Private");
				} else if ((modifier & (ModifierEnum.Protected | ModifierEnum.Internal)) == (ModifierEnum.Protected | ModifierEnum.Internal)) {
					builder.Append("Protected Friend");
				} else if ((modifier & ModifierEnum.Internal) == ModifierEnum.Internal) {
					builder.Append("Friend");
				} else if ((modifier & ModifierEnum.Protected) == ModifierEnum.Protected) {
					builder.Append("Protected");
				}
				builder.Append(' ');
			}
			return builder.ToString();
		}
		
		public override string Convert(IClass c)
		{
			StringBuilder builder = new StringBuilder();
			
			builder.Append(Convert(c.Modifiers));
			
			if (IncludeHTMLMarkup) {
				builder.Append("<i>");
			}
			
			if (ShowModifiers) {
				if (c.IsSealed) {
					if (c.ClassType == ClassType.Class) {
						builder.Append("NotInheritable ");
					}
				} else if (c.IsAbstract && c.ClassType != ClassType.Interface) {
					builder.Append("MustInherit ");
				}
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("</i>");
			}
			
			if (ShowModifiers) {
				switch (c.ClassType) {
					case ClassType.Delegate:
						builder.Append("Delegate ");
						if (ShowReturnType) {
							foreach (IMethod m in c.Methods) {
								if (m.Name != "Invoke") {
									continue;
								}
								
								if (m.ReturnType == null || m.ReturnType.FullyQualifiedName == "System.Void") {
									builder.Append("Sub");
								} else {
									builder.Append("Function");
								}
							}
						}
						break;
					case ClassType.Class:
						builder.Append("Class");
						break;
					case ClassType.Module:
						builder.Append("Module");
						break;
					case ClassType.Struct:
						builder.Append("Structure");
						break;
					case ClassType.Interface:
						builder.Append("Interface");
						break;
					case ClassType.Enum:
						builder.Append("Enum");
						break;
				}
				builder.Append(' ');
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("<b>");
			}
			
			if (UseFullyQualifiedMemberNames) {
				builder.Append(c.FullyQualifiedName);
			} else {
				builder.Append(c.Name);
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("</b>");
			}
			
			if (c.TypeParameters.Count > 0) {
				builder.Append("(Of ");
				for (int i = 0; i < c.TypeParameters.Count; ++i) {
					if (i > 0) builder.Append(", ");
					builder.Append(c.TypeParameters[i].Name);
				}
				builder.Append(')');
			}
			
			if (ShowReturnType && c.ClassType == ClassType.Delegate) {
				builder.Append("(");
				if (IncludeHTMLMarkup) builder.Append("<br>");
				
				foreach (IMethod m in c.Methods) {
					if (m.Name != "Invoke") continue;
					
					for (int i = 0; i < m.Parameters.Count; ++i) {
						if (IncludeHTMLMarkup) builder.Append("&nbsp;&nbsp;&nbsp;");
						
						builder.Append(Convert(m.Parameters[i]));
						if (i + 1 < m.Parameters.Count) builder.Append(", ");

						if (IncludeHTMLMarkup) builder.Append("<br>");
					}
				}

				builder.Append(")");
				
				foreach (IMethod m in c.Methods) {
					if (m.Name != "Invoke") continue;
					
					if (m.ReturnType == null || m.ReturnType.FullyQualifiedName == "System.Void") {
					} else {
						if (ShowReturnType) {
							builder.Append(" As ");
							builder.Append(Convert(m.ReturnType));
						}
					}
				}

			} else if (ShowInheritanceList) {
				if (c.BaseTypes.Count > 0) {
					builder.Append(" Inherits ");
					for (int i = 0; i < c.BaseTypes.Count; ++i) {
						builder.Append(c.BaseTypes[i]);
						if (i + 1 < c.BaseTypes.Count) {
							builder.Append(", ");
						}
					}
				}
			}
			
			return builder.ToString();
		}
		
		public override string ConvertEnd(IClass c)
		{
			StringBuilder builder = new StringBuilder();
			
			builder.Append("End ");
			
			switch (c.ClassType) {
				case ClassType.Delegate:
					builder.Append("Delegate");
					break;
				case ClassType.Class:
					builder.Append("Class");
					break;
				case ClassType.Module:
					builder.Append("Module");
					break;
				case ClassType.Struct:
					builder.Append("Structure");
					break;
				case ClassType.Interface:
					builder.Append("Interface");
					break;
				case ClassType.Enum:
					builder.Append("Enum");
					break;
			}
			
			return builder.ToString();
		}
		
		public override string Convert(IField field)
		{
			StringBuilder builder = new StringBuilder();
			
			builder.Append(Convert(field.Modifiers));
			
			if (IncludeHTMLMarkup) {
				builder.Append("<i>");
			}
			
			if (ShowModifiers) {
				if (field.IsConst) {
					builder.Append("Const ");
				} else if (field.IsStatic) {
					builder.Append("Shared ");
				}
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("</i>");
				builder.Append("<b>");
			}
			
			if (UseFullyQualifiedMemberNames) {
				builder.Append(field.FullyQualifiedName);
			} else {
				builder.Append(field.Name);
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("</b>");
			}
			
			if (field.ReturnType != null && ShowReturnType) {
				builder.Append(" As ");
				builder.Append(Convert(field.ReturnType));
			}
			
			return builder.ToString();
		}
		
		public override string Convert(IProperty property)
		{
			StringBuilder builder = new StringBuilder();
			
			builder.Append(Convert(property.Modifiers));
			
			if (ShowModifiers) {
				builder.Append(GetModifier(property));
			}
			
			if (property.IsIndexer) {
				builder.Append("Default ");
			}
			
			if (property.CanGet && !property.CanSet) {
				builder.Append("ReadOnly ");
			}
			
			if (property.CanSet && !property.CanGet) {
				builder.Append("WriteOnly ");
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("<b>");
			}
			
			if (UseFullyQualifiedMemberNames) {
				builder.Append(property.FullyQualifiedName);
			} else {
				builder.Append(property.Name);
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("</b>");
			}
			
			if (property.Parameters.Count > 0) {
				builder.Append("(");
				if (IncludeHTMLMarkup) builder.Append("<br>");
				
				for (int i = 0; i < property.Parameters.Count; ++i) {
					if (IncludeHTMLMarkup) builder.Append("&nbsp;&nbsp;&nbsp;");
					builder.Append(Convert(property.Parameters[i]));
					if (i + 1 < property.Parameters.Count) {
						builder.Append(", ");
					}
					if (IncludeHTMLMarkup) builder.Append("<br>");
				}
				
				builder.Append(')');
			}
			
			if (property.ReturnType != null && ShowReturnType) {
				builder.Append(" As ");
				builder.Append(Convert(property.ReturnType));
			}
			
			return builder.ToString();
		}
		
		public override string Convert(IEvent e)
		{
			StringBuilder builder = new StringBuilder();
			
			builder.Append(Convert(e.Modifiers));
			
			if (ShowModifiers) {
				builder.Append(GetModifier(e));
			}
			
			builder.Append("Event ");
			
			if (IncludeHTMLMarkup) {
				builder.Append("<b>");
			}
			
			if (UseFullyQualifiedMemberNames) {
				builder.Append(e.FullyQualifiedName);
			} else {
				builder.Append(e.Name);
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("</b>");
			}
			
			if (e.ReturnType != null && ShowReturnType) {
				builder.Append(" As ");
				builder.Append(Convert(e.ReturnType));
			}
			
			return builder.ToString();
		}
		
		public override string Convert(IMethod m)
		{
			StringBuilder builder = new StringBuilder();
			builder.Append(Convert(m.Modifiers));
			
			if (ShowModifiers) {
				builder.Append(GetModifier(m));
			}
			if (ShowReturnType) {
				if (m.ReturnType == null || m.ReturnType.FullyQualifiedName == "System.Void") {
					builder.Append("Sub ");
				} else {
					builder.Append("Function ");
				}
			}

			string dispName = UseFullyQualifiedMemberNames ? m.FullyQualifiedName : m.Name;
			if (m.Name == "#ctor" || m.Name == "#cctor" || m.IsConstructor) {
				dispName = "New";
			}
			
			if (IncludeHTMLMarkup) {
				builder.Append("<b>");
			}
			
			builder.Append(dispName);
			
			if (IncludeHTMLMarkup) {
				builder.Append("</b>");
			}
			
			if (m.TypeParameters.Count > 0) {
				builder.Append("(Of ");
				for (int i = 0; i < m.TypeParameters.Count; ++i) {
					if (i > 0) builder.Append(", ");
					builder.Append(m.TypeParameters[i].Name);
				}
				builder.Append(')');
			}
			
			builder.Append("(");
			if (IncludeHTMLMarkup) builder.Append("<br>");

			for (int i = 0; i < m.Parameters.Count; ++i) {
				if (IncludeHTMLMarkup) builder.Append("&nbsp;&nbsp;&nbsp;");
				builder.Append(Convert(m.Parameters[i]));
				if (i + 1 < m.Parameters.Count) {
					builder.Append(", ");
				}
				if (IncludeHTMLMarkup) builder.Append("<br>");
			}
			
			builder.Append(')');
			
			if (ShowReturnType && m.ReturnType != null && m.ReturnType.FullyQualifiedName != "System.Void") {
				builder.Append(" As ");
				builder.Append(Convert(m.ReturnType));
			}
			
			return builder.ToString();
		}
		
		public override string ConvertEnd(IMethod m)
		{
			if (m.ReturnType == null || m.ReturnType.FullyQualifiedName == "System.Void") {
				return "End Sub";
			} else {
				return "End Function";
			}
		}
		
		public override string Convert(IReturnType returnType)
		{
			if (returnType == null) {
				return String.Empty;
			}
			StringBuilder builder = new StringBuilder();
			
			string fullName = returnType.FullyQualifiedName;
			if (fullName != null && typeConversionTable[fullName] != null) {
				builder.Append(typeConversionTable[fullName].ToString());
			} else {
				if (UseFullyQualifiedNames) {
					builder.Append(fullName);
				} else {
					builder.Append(returnType.Name);
				}
			}
			
			UnpackNestedType(builder, returnType);
			
			return builder.ToString();
		}
		
		void UnpackNestedType(StringBuilder builder, IReturnType returnType)
		{
			if (returnType.ArrayDimensions > 0) {
				builder.Append('(');
				for (int i = 1; i < returnType.ArrayDimensions; ++i) {
					builder.Append(',');
				}
				builder.Append(')');
				UnpackNestedType(builder, returnType.ArrayElementType);
			} else if (returnType.TypeArguments != null) {
				UnpackNestedType(builder, returnType.UnboundType);
				builder.Append("(Of ");
				for (int i = 0; i < returnType.TypeArguments.Count; ++i) {
					if (i > 0) builder.Append(", ");
					builder.Append(Convert(returnType.TypeArguments[i]));
				}
				builder.Append(')');
			}
		}
		
		public override string Convert(IParameter param)
		{
			StringBuilder builder = new StringBuilder();
			if (ShowParameterNames) {
				if (IncludeHTMLMarkup) {
					builder.Append("<i>");
				}
				
				if (param.IsOptional) {
					builder.Append("Optional ");
				}
				if (param.IsRef || param.IsOut) {
					builder.Append("ByRef ");
				} else if (param.IsParams) {
					builder.Append("ParamArray ");
				}
				if (IncludeHTMLMarkup) {
					builder.Append("</i>");
				}
				
				
				builder.Append(param.Name);
				builder.Append(" As ");
			}

			builder.Append(Convert(param.ReturnType));
			
			return builder.ToString();
		}

		public override string WrapAttribute(string attribute)
		{
			return "<" + attribute + ">";
		}
		
		public override string WrapComment(string comment)
		{
			return "' " + comment;
		}
		
		public override string GetIntrinsicTypeName(string dotNetTypeName)
		{
			if (typeConversionTable[dotNetTypeName] != null) {
				return (string)typeConversionTable[dotNetTypeName];
			}
			return dotNetTypeName;
		}
	}
	
}