public virtual void GenerateCodeFromType(CodeTypeDeclaration codeType, TextWriter writer, CodeGeneratorOptions options)
{
ICodeGenerator cg = CreateGenerator();
if (cg == null)
{
throw GetNotImplemented();
}
cg.GenerateCodeFromType(codeType, writer, options);
}
public virtual string Generate(Window window)
{
window.ReInitialize(InitializeOption.WithCache);
var stringBuilder = new StringBuilder();
var stringWriter = new StringWriter(stringBuilder);
var cscProvider = new CSharpCodeProvider();
ICodeGenerator codeGenerator = cscProvider.CreateGenerator(stringWriter);
var codeGeneratorOptions = new CodeGeneratorOptions {
BlankLinesBetweenMembers = false, VerbatimOrder = false
};
codeGenerator.GenerateCodeFromCompileUnit(new CodeSnippetCompileUnit(string.Format("using {0};", typeof(UIItem).Namespace)), stringWriter, codeGeneratorOptions);
codeGenerator.GenerateCodeFromCompileUnit(new CodeSnippetCompileUnit(string.Format("using {0};", typeof(Window).Namespace)), stringWriter, codeGeneratorOptions);
codeGenerator.GenerateCodeFromCompileUnit(new CodeSnippetCompileUnit(string.Format("using {0};", typeof(AppScreen).Namespace)), stringWriter, codeGeneratorOptions);
CodeNamespace codeNamespace = null;
if (S.IsNotEmpty(options.Namespace))
{
codeNamespace = new CodeNamespace(options.Namespace);
}
var classDefinition = new CodeTypeDeclaration
{
IsClass = true,
IsPartial = true,
Name = window.Title.Trim().Replace(" ", string.Empty),
TypeAttributes = TypeAttributes.Public
};
classDefinition.BaseTypes.Add(typeof(AppScreen));
var constructor = new CodeConstructor {
Attributes = MemberAttributes.Family
};
classDefinition.Members.Add(constructor);
constructor = new CodeConstructor {
Attributes = MemberAttributes.Public
};
constructor.Parameters.Add(new CodeParameterDeclarationExpression(typeof(Window), "window"));
constructor.Parameters.Add(new CodeParameterDeclarationExpression(typeof(ScreenRepository), "screenRepository"));
constructor.BaseConstructorArgs.Add(new CodeVariableReferenceExpression("window"));
constructor.BaseConstructorArgs.Add(new CodeVariableReferenceExpression("screenRepository"));
classDefinition.Members.Add(constructor);
var visitor = new CodeGenerationVisitor(new WindowCodeGenerationStrategy(options));
window.Visit(visitor);
visitor.Generate(classDefinition);
if (codeNamespace != null)
{
codeNamespace.Types.Add(classDefinition);
codeGenerator.GenerateCodeFromNamespace(codeNamespace, stringWriter, codeGeneratorOptions);
}
else
{
codeGenerator.GenerateCodeFromType(classDefinition, stringWriter, codeGeneratorOptions);
}
stringWriter.Close();
return(stringBuilder.ToString());
}
public override void GenerateCodeFromType(CodeTypeDeclaration e, TextWriter w, CodeGeneratorOptions o)
{
generator.GenerateCodeFromType(e, w, o);
}
void WriteCode()
{
string timeString = polyNumber.ToString();
polyNumber++;
string filename = "PSCD_" + timeString;
Stream s = File.Open(filename + ".cs", FileMode.Create);
StreamWriter t = new StreamWriter(s);
// Generate code in C#
CSharpCodeProvider provider = new CSharpCodeProvider();
ICodeGenerator cg = provider.CreateGenerator(t);
CodeGeneratorOptions op = new CodeGeneratorOptions();
// Generate the comments at the beginning of the function
CodeCommentStatement comment = new CodeCommentStatement("Polynomial evaluator");
cg.GenerateCodeFromStatement(comment, t, op);
string[] terms = new string[coefficients.Length];
terms[0] = coefficients[0].ToString();
for (int i = 1; i < coefficients.Length; i++)
{
terms[i] = String.Format("{0} X^{1}", coefficients[i], i);
}
comment = new CodeCommentStatement("Evaluating Y = " + String.Join(" + ", terms));
cg.GenerateCodeFromStatement(comment, t, op);
// The class is named with a unique name
string className = "Poly_" + timeString;
CodeTypeDeclaration polyClass = new CodeTypeDeclaration(className);
// The class implements IPolynomial
polyClass.BaseTypes.Add("PolyInterface.IPolynomial");
// Set up the Eval function
CodeParameterDeclarationExpression param1 =
new CodeParameterDeclarationExpression("double", "x");
CodeMemberMethod eval = new CodeMemberMethod();
eval.Name = "Eval";
eval.Parameters.Add(param1);
// workaround for bug below...
eval.ReturnType = new CodeTypeReference("public double");
// BUG: This doesn't generate "public", it just leaves
// the attribute off of the member...
eval.Attributes |= MemberAttributes.Public;
// Create the expression to do the evaluation of the
// polynomail. To do this, we chain together binary
// operators to get the desired expression
// a0 + x * (a1 + x * (a2 + x * (a3)));
//
// This is very much like building a parse tree for
// an expression.
CodeBinaryOperatorExpression plus = new CodeBinaryOperatorExpression();
plus.Left = new CodePrimitiveExpression(coefficients[0]);
plus.Operator = CodeBinaryOperatorType.Add;
CodeBinaryOperatorExpression current = plus;
for (int i = 1; i < coefficients.Length; i++)
{
CodeBinaryOperatorExpression multiply = new CodeBinaryOperatorExpression();
current.Right = multiply;
multiply.Left = new CodeSnippetExpression("x");
multiply.Operator = CodeBinaryOperatorType.Multiply;
CodeBinaryOperatorExpression add = new CodeBinaryOperatorExpression();
multiply.Right = add;
add.Operator = CodeBinaryOperatorType.Add;
add.Left = new CodePrimitiveExpression(coefficients[i]);
current = add;
}
current.Right = new CodePrimitiveExpression(0.0);
// return the expression...
eval.Statements.Add(new CodeMethodReturnStatement(plus));
polyClass.Members.Add(eval);
cg.GenerateCodeFromType(polyClass, t, op);
t.Close();
s.Close();
// Build the file
ProcessStartInfo psi = new ProcessStartInfo();
psi.FileName = "cmd.exe";
psi.Arguments = String.Format("/c csc /optimize+ /r:polynomial.exe /target:library {0}.cs > compile.out", filename);
psi.WindowStyle = ProcessWindowStyle.Minimized;
Process proc = Process.Start(psi);
proc.WaitForExit();
// Open the file, create the instance, and cast it
// to the assembly
Assembly a = Assembly.LoadFrom(filename + ".dll");
polynomial = (IPolynomial)a.CreateInstance(className);
//File.Delete(filename + ".cs");
}