/// <summary>
/// Obtain the parameters for <paramref name="method"/> and put them in <paramref name="defaultParameterValues"/>
/// </summary>
/// <param name="method">The method to Obtain parameters from</param>
/// <param name="defaultParameterValues">The list that will be used as the storage for the retrieved parameters, if it contains elements, those elements will be used as default value</param>
/// <returns>True if successed, false otherwise</returns>
public static Object[] GetParams(MethodInfo method, Object[] defaultParameterValues)
{
List <ParameterInfo> parameterList = new List <ParameterInfo>();
List <Object> defaultParameterValueList = new List <object>();
#region find all the generic types and options and add that to the lists.
if (method.ContainsGenericParameters)
{
ExposableMethodAttribute att =
(method.GetCustomAttributes(typeof(ExposableMethodAttribute), false)[0] as ExposableMethodAttribute);
Type[] typeOptions = att.GenericParametersOptions;
int[] optionSize = att.GenericParametersOptionSizes;
GenericParameter[] genericOptions = new GenericParameter[optionSize.Length];
int count = 0;
for (int i = 0; i < optionSize.Length; i++)
{
Type[] types = new Type[optionSize[i]];
for (int j = 0; j < types.Length; j++)
{
types[j] = typeOptions[count++];
}
genericOptions[i] = new GenericParameter(types[0], types);
}
//Type[] instanceGenericParameters = method.ReflectedType.GetGenericArguments();
Type[] genericTypes = method.GetGenericArguments();
for (int i = 0; i < genericTypes.Length; i++)
{
parameterList.Add(null);
defaultParameterValueList.Add(
defaultParameterValues == null ?
genericOptions[i]:
defaultParameterValues[i]);
}
}
#endregion
parameterList.AddRange(method.GetParameters());
if (defaultParameterValues != null)
{
defaultParameterValueList.AddRange(defaultParameterValues);
}
//if the method requires no parameter, simply return an empty array
if (parameterList.Count == 0)
{
return(new object[0]);
}
#region Handle the cases where at least one parameter is required as input
using (ParameterInputDialog dlg = new ParameterInputDialog(parameterList.ToArray(), defaultParameterValueList.ToArray()))
{
dlg.ShowDialog();
return(dlg.Successed ? dlg.Parameters : null);
}
#endregion
}
/// <summary>
/// Obtain the parameters for <paramref name="method"/> and put them in <paramref name="defaultParameterValues"/>
/// </summary>
/// <param name="method">The method to Obtain parameters from</param>
/// <param name="defaultParameterValues">The list that will be used as the storage for the retrieved parameters, if it contains elements, those elements will be used as default value</param>
/// <returns>True if successed, false otherwise</returns>
public static Object[] GetParams(MethodInfo method, Object[] defaultParameterValues)
{
List<ParameterInfo> parameterList = new List<ParameterInfo>();
List<Object> defaultParameterValueList = new List<object>();
#region find all the generic types and options and add that to the lists.
if (method.ContainsGenericParameters)
{
ExposableMethodAttribute att =
(method.GetCustomAttributes(typeof(ExposableMethodAttribute), false)[0] as ExposableMethodAttribute);
Type[] typeOptions = att.GenericParametersOptions;
int[] optionSize = att.GenericParametersOptionSizes;
GenericParameter[] genericOptions = new GenericParameter[optionSize.Length];
int count = 0;
for (int i = 0; i < optionSize.Length; i++)
{
Type[] types = new Type[optionSize[i]];
for (int j = 0; j < types.Length; j++)
types[j] = typeOptions[count++];
genericOptions[i] = new GenericParameter(types[0], types);
}
//Type[] instanceGenericParameters = method.ReflectedType.GetGenericArguments();
Type[] genericTypes = method.GetGenericArguments();
for (int i = 0; i < genericTypes.Length; i++)
{
parameterList.Add(null);
defaultParameterValueList.Add(
defaultParameterValues == null ?
genericOptions[i]:
defaultParameterValues[i]);
}
}
#endregion
parameterList.AddRange(method.GetParameters());
if (defaultParameterValues != null)
defaultParameterValueList.AddRange(defaultParameterValues);
//if the method requires no parameter, simply return an empty array
if (parameterList.Count == 0)
return new object[0];
#region Handle the cases where at least one parameter is required as input
ParameterInputDialog dlg = new ParameterInputDialog(parameterList.ToArray(), defaultParameterValueList.ToArray());
dlg.ShowDialog();
return dlg.Successed ? dlg.Parameters : null;
#endregion
}
private ToolStripMenuItem[] BuildOperationTree(IEnumerable <KeyValuePair <string, MethodInfo> > catalogMiPairList)
{
List <ToolStripMenuItem> res = new List <ToolStripMenuItem>();
SortedDictionary <String, List <KeyValuePair <String, MethodInfo> > > catalogDic = new SortedDictionary <string, List <KeyValuePair <String, MethodInfo> > >();
SortedDictionary <String, MethodInfo> operationItem = new SortedDictionary <string, MethodInfo>();
foreach (KeyValuePair <string, MethodInfo> pair in catalogMiPairList)
{
if (String.IsNullOrEmpty(pair.Key))
{ //this is an operation
operationItem.Add(pair.Value.ToString(), pair.Value);
}
else
{ //this is a category
int index = pair.Key.IndexOf('|');
String category;
String subcategory;
if (index == -1)
{ //There is no sub category
category = pair.Key;
subcategory = string.Empty;
}
else
{ //There are sub categories
category = pair.Key.Substring(0, index);
subcategory = pair.Key.Substring(index + 1, pair.Key.Length - index - 1);
}
if (!catalogDic.ContainsKey(category))
{
catalogDic.Add(category, new List <KeyValuePair <String, MethodInfo> >());
}
catalogDic[category].Add(new KeyValuePair <String, MethodInfo>(subcategory, pair.Value));
}
}
#region Add catalogs to the menu
foreach (String catalog in catalogDic.Keys)
{
ToolStripMenuItem catalogMenuItem = new ToolStripMenuItem();
catalogMenuItem.Text = catalog;
catalogMenuItem.DropDownItems.AddRange(BuildOperationTree(catalogDic[catalog]));
res.Add(catalogMenuItem);
}
#endregion
#region Add Methods to the menu
foreach (MethodInfo mi in operationItem.Values)
{
ToolStripMenuItem operationMenuItem = new ToolStripMenuItem();
operationMenuItem.Size = new Size(152, 22);
Type[] genericArgs = mi.GetGenericArguments();
String genericArgString = genericArgs.Length > 0 ?
String.Format(
"<{0}>",
String.Join(",", Array.ConvertAll <Type, String>(
genericArgs,
System.Convert.ToString)))
: string.Empty;
operationMenuItem.Text = String.Format(
"{0}{1}({2})",
mi.Name.Substring(0, 1).Equals("_") ? mi.Name.Substring(1, mi.Name.Length - 1) : mi.Name, //remove leading underscore
genericArgString,
String.Join(",", System.Array.ConvertAll <ParameterInfo, String>(mi.GetParameters(), delegate(ParameterInfo pi) { return(pi.Name); })));
//This is necessary to handle delegate with a loop
//Cause me lots of headache before reading the article on
//http://decav.com/blogs/andre/archive/2007/11/18/wtf-quot-problems-quot-with-anonymous-delegates-linq-lambdas-and-quot-foreach-quot-or-quot-for-quot-loops.aspx
//I wishes MSFT handle this better
MethodInfo methodInfoRef = mi;
operationMenuItem.Click += delegate
{
Object[] paramList = null;
while (true)
{
//Get the parameters for the method
//this pop up an input dialog and ask for user input
paramList = ParameterInputDialog.GetParams(methodInfoRef, paramList);
if (paramList == null)
{
break; //user click cancel on the input dialog
}
//create an operation from the specific methodInfo and parameter list
Operation operation = new Operation(methodInfoRef, paramList);
try
{
PushOperation(operation);
break;
}
catch (Exception expt)
{
MessageBox.Show((expt.InnerException ?? expt).Message);
//special case, then there is no parameter and the method throw an exception
//break the loop
if (methodInfoRef.GetParameters().Length == 0)
{
break;
}
}
}
};
res.Add(operationMenuItem);
}
#endregion
return(res.ToArray());
}
/// <summary>
/// Obtain the parameters for <paramref name="method"/> and put them in <paramref name="paramList"/>
/// </summary>
/// <param name="method">The method to Obtain parameters from</param>
/// <param name="defaultParameterValues">The list that will be used as the storage for the retrieved parameters, if it contains elements, those elements will be used as default value</param>
/// <returns>True if successed, false otherwise</returns>
public static Object[] GetParams(MethodInfo method, Object[] defaultParameterValues)
{
List<ParameterInfo> parameterList = new List<ParameterInfo>();
List<Object> defaultParameterValueList = new List<object>();
#region find all the generic types and options and add that to the lists.
if (method.ContainsGenericParameters)
{
String[] genericOptions =
(method.GetCustomAttributes(typeof(ExposableMethodAttribute), false)[0] as ExposableMethodAttribute)
.GenericParametersOptions.Split(';');
Type[] instanceGenericParameters = method.ReflectedType.GetGenericArguments();
Type[] genericTypes = method.GetGenericArguments();
for (int i = 0; i < genericTypes.Length; i++)
{
parameterList.Add(null);
defaultParameterValueList.Add(
defaultParameterValues == null ?
String.Format(
"{0}|{1}",
genericTypes[i].Name,
genericOptions[i].Substring(0, 1).Equals(":") ?
instanceGenericParameters[i].FullName + genericOptions[i] :
genericOptions[i]) :
defaultParameterValues[i]);
}
}
#endregion
parameterList.AddRange(method.GetParameters());
if (defaultParameterValues != null)
{
defaultParameterValueList.AddRange(defaultParameterValues);
}
//if the method requires no parameter, simply return an empty array
if (parameterList.Count == 0)
{
return new object[0];
}
#region Handle the cases where at least one parameter is required as input
ParameterInputDialog dlg = new ParameterInputDialog(parameterList.ToArray(), defaultParameterValueList.ToArray());
dlg.ShowDialog();
return dlg.Successed ? dlg.Parameters : null;
#endregion
}