public virtual CodeTypeDeclaration CreateClass(SettingsDocument setDoc)
{
CodeTypeDeclaration c = new CodeTypeDeclaration(setDoc.GeneratedClassName);
c.AddAttribute(typeof(System.Runtime.CompilerServices.CompilerGeneratedAttribute));
c.AddAttribute(typeof(System.CodeDom.Compiler.GeneratedCodeAttribute),
Easy.Prim(typeof(SettingsCodeGeneratorTool).FullName),
Easy.Prim(typeof(SettingsCodeGeneratorTool).Assembly.GetName().Version.ToString()));
c.TypeAttributes = TypeAttributes.NotPublic | TypeAttributes.Sealed;
c.IsPartial = true;
c.BaseTypes.Add(Easy.TypeRef(typeof(ApplicationSettingsBase)));
CodeMemberField f = c.AddField(Easy.TypeRef(c), "defaultInstance");
f.Attributes = MemberAttributes.Private | MemberAttributes.Static;
f.InitExpression = Easy.Type(typeof(ApplicationSettingsBase))
.InvokeMethod("Synchronized", Easy.New(Easy.TypeRef(c)))
.CastTo(Easy.TypeRef(c));
var defaultProperty = c.AddProperty(f, "Default");
if (setDoc.UseMySettingsClassName) {
c.AddAttribute(typeof(EditorBrowsableAttribute), Easy.Prim(EditorBrowsableState.Advanced));
AddAutoSaveLogic(c, defaultProperty);
}
foreach (SettingsEntry entry in setDoc.Entries) {
Type entryType = entry.Type ?? typeof(string);
SpecialSetting? specialSetting = null;
foreach (SpecialTypeDescriptor desc in SpecialTypeDescriptor.Descriptors) {
if (desc.type == entryType) {
entryType = typeof(string);
specialSetting = desc.specialSetting;
break;
}
}
EasyProperty p = c.AddProperty(entryType, entry.Name);
if (entry.Scope == SettingScope.User) {
p.AddAttribute(typeof(UserScopedSettingAttribute));
} else {
p.AddAttribute(typeof(ApplicationScopedSettingAttribute));
}
if (!string.IsNullOrEmpty(entry.Provider)) {
p.AddAttribute(typeof(SettingsProviderAttribute),
Easy.TypeOf(new CodeTypeReference(entry.Provider)));
}
if (!string.IsNullOrEmpty(entry.Description)) {
p.AddAttribute(typeof(SettingsDescriptionAttribute), Easy.Prim(entry.Description));
Easy.AddSummary(p, entry.Description);
}
p.AddAttribute(typeof(DebuggerNonUserCodeAttribute));
if (specialSetting != null) {
p.AddAttribute(typeof(SpecialSettingAttribute),
Easy.Prim(specialSetting.Value));
}
if (entry.GenerateDefaultValueInCode) {
p.AddAttribute(typeof(DefaultSettingValueAttribute), Easy.Prim(entry.SerializedValue));
}
if (entry.Scope == SettingScope.User && entry.Roaming) {
p.AddAttribute(typeof(SettingsManageabilityAttribute),
Easy.Prim(SettingsManageability.Roaming));
}
p.Getter.Return(Easy.This.Index(Easy.Prim(entry.Name)).CastTo(entryType));
// p.GetStatements.Add(new CodeMethodReturnStatement(
// new CodeCastExpression(new CodeTypeReference(entryType),
// new CodeIndexerExpression(new CodeThisReferenceExpression(),
// new CodePrimitiveExpression(entry.Name))
// )
// ));
if (entry.Scope == SettingScope.User) {
p.Setter.Assign(Easy.This.Index(Easy.Prim(entry.Name)), Easy.Value);
}
}
return c;
}
static void ProcessType(Type type, CodeTypeDeclaration ctd)
{
foreach (FieldInfo field in type.GetFields(BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.NonPublic)) {
ctd.AddField(ConvertType(field.FieldType), field.Name).Attributes = 0;
}
foreach (FieldInfo field in type.GetFields(BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.NonPublic)) {
EasyProperty p = ctd.AddProperty(ConvertType(field.FieldType), GetPropertyName(field.Name));
p.Getter.Return(Easy.Var(field.Name));
CodeExpression ex;
if (field.FieldType.IsValueType)
ex = new CodePropertySetValueReferenceExpression();
else
ex = GetDefaultValue("value", field);
p.Setter.Assign(Easy.Var(field.Name), ex);
if (typeof(INode).IsAssignableFrom(field.FieldType)) {
if (typeof(INullable).IsAssignableFrom(field.FieldType)) {
p.SetStatements.Add(new CodeSnippetStatement("\t\t\t\tif (!" +field.Name+".IsNull) "+field.Name+".Parent = this;"));
} else {
p.SetStatements.Add(new CodeSnippetStatement("\t\t\t\t"+field.Name+".Parent = this;"));
}
}
}
foreach (ConstructorInfo ctor in type.GetConstructors(BindingFlags.Public | BindingFlags.NonPublic | BindingFlags.Instance)) {
CodeConstructor c = new CodeConstructor();
if (type.IsAbstract)
c.Attributes = MemberAttributes.Family;
else
c.Attributes = MemberAttributes.Public;
ctd.Members.Add(c);
ConstructorInfo baseCtor = GetBaseCtor(type);
foreach(ParameterInfo param in ctor.GetParameters()) {
c.Parameters.Add(new CodeParameterDeclarationExpression(ConvertType(param.ParameterType),
param.Name));
if (baseCtor != null && Array.Exists(baseCtor.GetParameters(), delegate(ParameterInfo p) { return param.Name == p.Name; }))
continue;
c.Statements.Add(new CodeAssignStatement(new CodeVariableReferenceExpression(GetPropertyName(param.Name)),
new CodeVariableReferenceExpression(param.Name)));
}
if (baseCtor != null) {
foreach(ParameterInfo param in baseCtor.GetParameters()) {
c.BaseConstructorArgs.Add(new CodeVariableReferenceExpression(param.Name));
}
}
// initialize fields that were not initialized by parameter
foreach (FieldInfo field in type.GetFields(BindingFlags.DeclaredOnly | BindingFlags.Instance | BindingFlags.NonPublic)) {
if (field.FieldType.IsValueType && field.FieldType != typeof(Location))
continue;
if (Array.Exists(ctor.GetParameters(), delegate(ParameterInfo p) { return field.Name == p.Name; }))
continue;
c.Statements.Add(new CodeAssignStatement(new CodeVariableReferenceExpression(field.Name),
GetDefaultValue(null, field)));
}
}
}
/// <summary>
/// Adds a property to the given type which raises PropertyChange Notifications when the property is set.
/// </summary>
/// <param name="type">The type to add property to.</param>
/// <param name="propertyType">Type of the property.</param>
/// <param name="propertyName">Name of the property.</param>
/// <returns>Added property.</returns>
protected CodeMemberProperty AddPropertyWithChangeNotification(CodeTypeDeclaration type, CodeTypeReference propertyType, string propertyName)
{
// Declare a private property to be the backing field
string backingFieldName = string.Format(CultureInfo.InvariantCulture, "backing{0}", propertyName);
type.AddField(propertyType, backingFieldName);
CodeMemberProperty propertyWithChangeNotifications = new CodeMemberProperty()
{
Name = propertyName,
Type = propertyType,
Attributes = MemberAttributes.Public
};
CodeThisReferenceExpression thisReference = new CodeThisReferenceExpression();
// this will hold the reference to the backing field
CodeFieldReferenceExpression backingFieldReference = new CodeFieldReferenceExpression(thisReference, backingFieldName);
// add a getter which returns the backing field
propertyWithChangeNotifications.GetStatements.Add(new CodeMethodReturnStatement(backingFieldReference));
// add a statement which sets the value of the backing field
CodeAssignStatement setStatement = new CodeAssignStatement(backingFieldReference, new CodeArgumentReferenceExpression("value"));
// This will call the RaisePropertyChanged method passing in the propertyName
CodeMethodInvokeExpression invokePropertyChangeNotifier = new CodeMethodInvokeExpression(thisReference, "RaisePropertyChanged", new CodeExpression[] { new CodePrimitiveExpression(propertyName) });
propertyWithChangeNotifications.SetStatements.Add(setStatement);
propertyWithChangeNotifications.SetStatements.Add(invokePropertyChangeNotifier);
type.Members.Add(propertyWithChangeNotifications);
return propertyWithChangeNotifications;
}
static CodeTypeDeclaration CreateAstVisitorClass(List<Type> nodeTypes, bool transformer)
{
CodeTypeDeclaration td = new CodeTypeDeclaration(transformer ? "AbstractAstTransformer" : "AbstractAstVisitor");
td.TypeAttributes = TypeAttributes.Public | TypeAttributes.Abstract;
td.BaseTypes.Add(new CodeTypeReference("IAstVisitor"));
if (transformer) {
string comment =
"The AbstractAstTransformer will iterate through the whole Ast,\n " +
"just like the AbstractAstVisitor. However, the AbstractAstTransformer allows\n " +
"you to modify the Ast at the same time: It does not use 'foreach' internally,\n " +
"so you can add members to collections of parents of the current node (but\n " +
"you cannot insert or delete items as that will make the index used invalid).\n " +
"You can use the methods ReplaceCurrentNode and RemoveCurrentNode to replace\n " +
"or remove the current node, totally independent from the type of the parent node.";
Easy.AddSummary(td, comment);
CodeMemberField field = td.AddField(Easy.TypeRef("Stack", "INode"), "nodeStack");
field.InitExpression = Easy.New(field.Type);
/*
CodeExpression nodeStack = Easy.Var("nodeStack");
CodeMemberProperty p = new CodeMemberProperty();
p.Name = "CurrentNode";
p.Type = new CodeTypeReference("INode");
p.Attributes = MemberAttributes.Public | MemberAttributes.Final;
p.GetStatements.Add(new CodeMethodReturnStatement(new CodeVariableReferenceExpression("currentNode")));
p.SetStatements.Add(new CodeAssignStatement(new CodeVariableReferenceExpression("currentNode"),
new CodePropertySetValueReferenceExpression()));
td.Members.Add(p);
*/
EasyMethod m = td.AddMethod("ReplaceCurrentNode");
m.AddParameter(Easy.TypeRef("INode"), "newNode");
m.Statements.Add(Easy.Var("nodeStack").InvokeMethod("Pop"));
m.Statements.Add(Easy.Var("nodeStack").InvokeMethod("Push", Easy.Var("newNode")));
m = td.AddMethod("RemoveCurrentNode");
m.Statements.Add(Easy.Var("nodeStack").InvokeMethod("Pop"));
m.Statements.Add(Easy.Var("nodeStack").InvokeMethod("Push", Easy.Null));
}
foreach (Type type in nodeTypes) {
if (!type.IsAbstract) {
EasyMethod m = td.AddMethod(typeof(object), VisitPrefix + type.Name);
m.Attributes = MemberAttributes.Public;
m.AddParameter(ConvertType(type), GetFieldName(type.Name));
m.AddParameter(typeof(object), "data");
List<CodeStatement> assertions = new List<CodeStatement>();
string varVariableName = GetFieldName(type.Name);
CodeExpression var = Easy.Var(varVariableName);
assertions.Add(AssertIsNotNull(var));
AddFieldVisitCode(m, type, var, assertions, transformer);
if (type.GetCustomAttributes(typeof(HasChildrenAttribute), true).Length > 0) {
if (transformer) {
m.Statements.Add(new CodeSnippetStatement(CreateTransformerLoop(varVariableName + ".Children", "INode")));
m.Body.Return(Easy.Null);
} else {
m.Body.Return(var.InvokeMethod("AcceptChildren", Easy.This, Easy.Var("data")));
}
} else {
CodeExpressionStatement lastStatement = null;
if (m.Statements.Count > 0) {
lastStatement = m.Statements[m.Statements.Count - 1] as CodeExpressionStatement;
}
if (lastStatement != null) {
m.Statements.RemoveAt(m.Statements.Count - 1);
m.Body.Return(lastStatement.Expression);
} else {
m.Body.Return(Easy.Null);
}
}
for (int i = 0; i < assertions.Count; i++) {
m.Statements.Insert(i, assertions[i]);
}
}
}
return td;
}
