public override PropertyDescriptorCollection GetProperties(ITypeDescriptorContext context, object value, Attribute[] attributes)
{
PropertyDescriptorCollection baseProps =
TypeDescriptor.GetProperties(value, attributes, true);
FunctionParameters parameters = value as FunctionParameters;
PropertyDescriptorCollection propCollection = null;
PropertyDescriptor[] resultPropCollection = null;
if (parameters != null)
{
propCollection = TypeDescriptor.GetProperties(parameters.GetType(), new Attribute[] { new BrowsableAttribute(true) });
int index = 0;
switch (parameters.SourceType)
{
case SourceType.Equation:
resultPropCollection = (PropertyDescriptor[])Array.CreateInstance(typeof(PropertyDescriptor), propCollection.Count - 2);
foreach (PropertyDescriptor propertyDescriptor in propCollection)
{
if (propertyDescriptor.DisplayName != "Code" && propertyDescriptor.DisplayName != "CodeLanguage")
{
resultPropCollection.SetValue(propertyDescriptor, index);
index++;
}
}
break;
case SourceType.CodeExpression:
int formulaCount = 0;
foreach (PropertyDescriptor propertyDescriptor in propCollection)
{
if (propertyDescriptor.DisplayName.StartsWith("Formula"))
{
formulaCount++;
}
}
resultPropCollection = (PropertyDescriptor[])Array.CreateInstance(typeof(PropertyDescriptor), propCollection.Count - formulaCount);
foreach (PropertyDescriptor propertyDescriptor in propCollection)
{
if (!propertyDescriptor.DisplayName.StartsWith("Formula"))
{
resultPropCollection.SetValue(propertyDescriptor, index);
index++;
}
}
break;
}
}
return(new PropertyDescriptorCollection(resultPropCollection));
}
private string GetFunctionFooter(FunctionParameters function, CodeLanguage codeLanguage)
{
Type functionType = function.GetType();;
FunctionCodeAttribute[] attributes =
(FunctionCodeAttribute[])functionType.GetCustomAttributes(
typeof(FunctionCodeAttribute), false);
switch (codeLanguage)
{
case CodeLanguage.CSharp:
return((attributes.Length > 0) ? attributes[0].SharpFooter : "");
case CodeLanguage.VBNET:
return((attributes.Length > 0) ? attributes[0].VBFooter : "");
}
return("");
}
private void UseExpression(FunctionParameters expression)
{
if (expression != null)
{
if (MessageBox.Show(this, "Are you sure that you want use this expression as source for component?", "Equation repository", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
_component.FunctionParameters = (FunctionParameters)Activator.CreateInstance(expression.GetType());
_component.FunctionParameters.Name = expression.Name;
_component.FunctionParameters.CodeLanguage = expression.CodeLanguage;
_component.FunctionParameters.Code = expression.Code;
_component.FunctionParameters.SourceType = SourceType.CodeExpression;
}
}
}
private void UseEquation(FunctionParameters equation)
{
if (equation != null)
{
if (MessageBox.Show(this, "Are you sure that you want use this equation as source for component?", "Equation repository", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
//_component.FunctionParameters = equation;
_component.FunctionParameters = (FunctionParameters)Activator.CreateInstance(equation.GetType());
_component.FunctionParameters.Formula = equation.Formula;
if (_component.FunctionParameters.GetType() == typeof(Parametric2DParameters))
(_component.FunctionParameters as Parametric2DParameters).FormulaY = (equation as Parametric2DParameters).FormulaY;
if (_component.FunctionParameters.GetType() == typeof(Parametric3DParameters))
{
(_component.FunctionParameters as Parametric3DParameters).FormulaY = (equation as Parametric3DParameters).FormulaY;
(_component.FunctionParameters as Parametric3DParameters).FormulaZ = (equation as Parametric3DParameters).FormulaZ;
}
if (_component.FunctionParameters.GetType() == typeof(ParametricSurfaceParameters))
{
(_component.FunctionParameters as ParametricSurfaceParameters).FormulaY = (equation as ParametricSurfaceParameters).FormulaY;
(_component.FunctionParameters as ParametricSurfaceParameters).FormulaZ = (equation as ParametricSurfaceParameters).FormulaZ;
}
_component.FunctionParameters.Name = equation.Name;
_component.FunctionParameters.SourceType = SourceType.Equation;
}
}
}
private void UseExpression(FunctionParameters expression)
{
if (expression != null)
{
if (MessageBox.Show(this, "Are you sure that you want use this expression as source for component?", "Equation repository", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
_component.FunctionParameters = (FunctionParameters)Activator.CreateInstance(expression.GetType());
_component.FunctionParameters.Name = expression.Name;
_component.FunctionParameters.CodeLanguage = expression.CodeLanguage;
_component.FunctionParameters.Code = expression.Code;
_component.FunctionParameters.SourceType = SourceType.CodeExpression;
}
}
}
private void UseEquation(FunctionParameters equation)
{
if (equation != null)
{
if (MessageBox.Show(this, "Are you sure that you want use this equation as source for component?", "Equation repository", MessageBoxButtons.YesNo, MessageBoxIcon.Question) == DialogResult.Yes)
{
//_component.FunctionParameters = equation;
_component.FunctionParameters = (FunctionParameters)Activator.CreateInstance(equation.GetType());
_component.FunctionParameters.Formula = equation.Formula;
if (_component.FunctionParameters.GetType() == typeof(Parametric2DParameters))
{
(_component.FunctionParameters as Parametric2DParameters).FormulaY = (equation as Parametric2DParameters).FormulaY;
}
if (_component.FunctionParameters.GetType() == typeof(Parametric3DParameters))
{
(_component.FunctionParameters as Parametric3DParameters).FormulaY = (equation as Parametric3DParameters).FormulaY;
(_component.FunctionParameters as Parametric3DParameters).FormulaZ = (equation as Parametric3DParameters).FormulaZ;
}
if (_component.FunctionParameters.GetType() == typeof(ParametricSurfaceParameters))
{
(_component.FunctionParameters as ParametricSurfaceParameters).FormulaY = (equation as ParametricSurfaceParameters).FormulaY;
(_component.FunctionParameters as ParametricSurfaceParameters).FormulaZ = (equation as ParametricSurfaceParameters).FormulaZ;
}
_component.FunctionParameters.Name = equation.Name;
_component.FunctionParameters.SourceType = SourceType.Equation;
}
}
}