Assembly Explorer 1.0

//=============================================================================== 
// Name          : MethodProperties.cs
// Purpose       : Method properties page.
// Description   : 
// Created       : 05.Nov.2002 by Langleyben Leon, leon@srl.co.il
// Last modified : 
//===============================================================================
using System;
using System.Collections;
using System.ComponentModel;
using System.Drawing;
using System.Data;
using System.Windows.Forms;
using System.Reflection;

namespace AssemblyExplorer
{
	/// <summary>
	/// Summary description for MethodProperties.
	/// </summary>
	public class MethodProperties : System.Windows.Forms.UserControl, IProperties
	{
		private MethodBase m_Metod;
		private ArrayList paramControls = new ArrayList();

		#region Control Members
		private System.Windows.Forms.Label label10;
		private System.Windows.Forms.Label lblReturnType;
		private System.Windows.Forms.Label lblNoParams;
		private System.Windows.Forms.Label lblVisibility;
		private System.Windows.Forms.Label lblIsVirtual;
		private System.Windows.Forms.Label lblIsAbstract;
		private System.Windows.Forms.Label lblIsConstructor;
		private System.Windows.Forms.Label lblOwnerScope;
		private System.Windows.Forms.Label label7;
		private System.Windows.Forms.Label label6;
		private System.Windows.Forms.Label label5;
		private System.Windows.Forms.Label label4;
		private System.Windows.Forms.Label label2;
		private System.Windows.Forms.Label label1;
		private System.Windows.Forms.Button cmdExecute;
		private System.Windows.Forms.Panel panel1;
		private System.Windows.Forms.TextBox textBox1;
		private System.Windows.Forms.Label lblResult;
		private System.Windows.Forms.Label label9;
		private System.Windows.Forms.Label lblCustAttributes;
		private System.Windows.Forms.ListBox lbAttr;
		private System.Windows.Forms.Label label8;
		private System.Windows.Forms.Label lblReturnTypeLabel;
		private System.Windows.Forms.Label lblCallingConvention;
		private System.Windows.Forms.Label label11;
		private System.Windows.Forms.Label lblIsHideBySig;
		private System.Windows.Forms.Label label12;
		private System.Windows.Forms.Label lblIsSpecialName;
		/// <summary> 
		/// Required designer variable.
		/// </summary>
		private System.ComponentModel.Container components = null;

		public MethodProperties()
		{
			// This call is required by the Windows.Forms Form Designer.
			InitializeComponent();

		}

		/// <summary> 
		/// Clean up any resources being used.
		/// </summary>
		protected override void Dispose( bool disposing )
		{
			if( disposing )
			{
				if(components != null)
				{
					components.Dispose();
				}
			}
			base.Dispose( disposing );
		}

		#region Component Designer generated code
		/// <summary> 
		/// Required method for Designer support - do not modify 
		/// the contents of this method with the code editor.
		/// </summary>
		private void InitializeComponent()
		{
			this.label10 = new System.Windows.Forms.Label();
			this.lblReturnType = new System.Windows.Forms.Label();
			this.lblNoParams = new System.Windows.Forms.Label();
			this.lblVisibility = new System.Windows.Forms.Label();
			this.lblIsVirtual = new System.Windows.Forms.Label();
			this.lblIsAbstract = new System.Windows.Forms.Label();
			this.lblIsHideBySig = new System.Windows.Forms.Label();
			this.lblIsConstructor = new System.Windows.Forms.Label();
			this.lblOwnerScope = new System.Windows.Forms.Label();
			this.label7 = new System.Windows.Forms.Label();
			this.label6 = new System.Windows.Forms.Label();
			this.label5 = new System.Windows.Forms.Label();
			this.label4 = new System.Windows.Forms.Label();
			this.lblReturnTypeLabel = new System.Windows.Forms.Label();
			this.label2 = new System.Windows.Forms.Label();
			this.label1 = new System.Windows.Forms.Label();
			this.cmdExecute = new System.Windows.Forms.Button();
			this.panel1 = new System.Windows.Forms.Panel();
			this.textBox1 = new System.Windows.Forms.TextBox();
			this.lblResult = new System.Windows.Forms.Label();
			this.lblCustAttributes = new System.Windows.Forms.Label();
			this.label9 = new System.Windows.Forms.Label();
			this.lbAttr = new System.Windows.Forms.ListBox();
			this.label8 = new System.Windows.Forms.Label();
			this.lblCallingConvention = new System.Windows.Forms.Label();
			this.label11 = new System.Windows.Forms.Label();
			this.lblIsSpecialName = new System.Windows.Forms.Label();
			this.label12 = new System.Windows.Forms.Label();
			this.SuspendLayout();
			// 
			// label10
			// 
			this.label10.Location = new System.Drawing.Point(8, 288);
			this.label10.Name = "label10";
			this.label10.Size = new System.Drawing.Size(80, 16);
			this.label10.TabIndex = 37;
			this.label10.Text = "Parameters:";
			// 
			// lblReturnType
			// 
			this.lblReturnType.Location = new System.Drawing.Point(112, 200);
			this.lblReturnType.Name = "lblReturnType";
			this.lblReturnType.Size = new System.Drawing.Size(168, 80);
			this.lblReturnType.TabIndex = 36;
			// 
			// lblNoParams
			// 
			this.lblNoParams.Location = new System.Drawing.Point(88, 288);
			this.lblNoParams.Name = "lblNoParams";
			this.lblNoParams.Size = new System.Drawing.Size(40, 16);
			this.lblNoParams.TabIndex = 35;
			this.lblNoParams.Text = "None";
			this.lblNoParams.Visible = false;
			// 
			// lblVisibility
			// 
			this.lblVisibility.Location = new System.Drawing.Point(112, 8);
			this.lblVisibility.Name = "lblVisibility";
			this.lblVisibility.Size = new System.Drawing.Size(168, 23);
			this.lblVisibility.TabIndex = 34;
			// 
			// lblIsVirtual
			// 
			this.lblIsVirtual.Location = new System.Drawing.Point(112, 152);
			this.lblIsVirtual.Name = "lblIsVirtual";
			this.lblIsVirtual.Size = new System.Drawing.Size(168, 23);
			this.lblIsVirtual.TabIndex = 33;
			// 
			// lblIsAbstract
			// 
			this.lblIsAbstract.Location = new System.Drawing.Point(112, 104);
			this.lblIsAbstract.Name = "lblIsAbstract";
			this.lblIsAbstract.Size = new System.Drawing.Size(168, 23);
			this.lblIsAbstract.TabIndex = 32;
			// 
			// lblIsHideBySig
			// 
			this.lblIsHideBySig.Location = new System.Drawing.Point(112, 128);
			this.lblIsHideBySig.Name = "lblIsHideBySig";
			this.lblIsHideBySig.Size = new System.Drawing.Size(168, 23);
			this.lblIsHideBySig.TabIndex = 31;
			// 
			// lblIsConstructor
			// 
			this.lblIsConstructor.Location = new System.Drawing.Point(112, 176);
			this.lblIsConstructor.Name = "lblIsConstructor";
			this.lblIsConstructor.Size = new System.Drawing.Size(168, 24);
			this.lblIsConstructor.TabIndex = 30;
			// 
			// lblOwnerScope
			// 
			this.lblOwnerScope.Location = new System.Drawing.Point(112, 32);
			this.lblOwnerScope.Name = "lblOwnerScope";
			this.lblOwnerScope.Size = new System.Drawing.Size(168, 23);
			this.lblOwnerScope.TabIndex = 29;
			// 
			// label7
			// 
			this.label7.Location = new System.Drawing.Point(8, 152);
			this.label7.Name = "label7";
			this.label7.Size = new System.Drawing.Size(80, 23);
			this.label7.TabIndex = 28;
			this.label7.Text = "Is Virtual";
			// 
			// label6
			// 
			this.label6.Location = new System.Drawing.Point(8, 176);
			this.label6.Name = "label6";
			this.label6.Size = new System.Drawing.Size(80, 23);
			this.label6.TabIndex = 27;
			this.label6.Text = "Is Constructor";
			// 
			// label5
			// 
			this.label5.Location = new System.Drawing.Point(8, 104);
			this.label5.Name = "label5";
			this.label5.Size = new System.Drawing.Size(80, 23);
			this.label5.TabIndex = 26;
			this.label5.Text = "Is Abstract";
			// 
			// label4
			// 
			this.label4.Location = new System.Drawing.Point(8, 128);
			this.label4.Name = "label4";
			this.label4.Size = new System.Drawing.Size(80, 23);
			this.label4.TabIndex = 25;
			this.label4.Text = "Is Hide By Sig";
			// 
			// lblReturnTypeLabel
			// 
			this.lblReturnTypeLabel.Location = new System.Drawing.Point(8, 200);
			this.lblReturnTypeLabel.Name = "lblReturnTypeLabel";
			this.lblReturnTypeLabel.Size = new System.Drawing.Size(80, 23);
			this.lblReturnTypeLabel.TabIndex = 24;
			this.lblReturnTypeLabel.Text = "Return Type";
			// 
			// label2
			// 
			this.label2.Location = new System.Drawing.Point(8, 32);
			this.label2.Name = "label2";
			this.label2.Size = new System.Drawing.Size(80, 23);
			this.label2.TabIndex = 23;
			this.label2.Text = "Owner Scope";
			// 
			// label1
			// 
			this.label1.Location = new System.Drawing.Point(8, 8);
			this.label1.Name = "label1";
			this.label1.Size = new System.Drawing.Size(80, 23);
			this.label1.TabIndex = 22;
			this.label1.Text = "Visibility";
			// 
			// cmdExecute
			// 
			this.cmdExecute.Location = new System.Drawing.Point(8, 448);
			this.cmdExecute.Name = "cmdExecute";
			this.cmdExecute.Size = new System.Drawing.Size(88, 24);
			this.cmdExecute.TabIndex = 21;
			this.cmdExecute.Text = "Execute";
			this.cmdExecute.Click += new System.EventHandler(this.cmdExecute_Click);
			// 
			// panel1
			// 
			this.panel1.Anchor = ((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
				| System.Windows.Forms.AnchorStyles.Right);
			this.panel1.AutoScroll = true;
			this.panel1.Location = new System.Drawing.Point(8, 304);
			this.panel1.Name = "panel1";
			this.panel1.Size = new System.Drawing.Size(448, 136);
			this.panel1.TabIndex = 20;
			// 
			// textBox1
			// 
			this.textBox1.Anchor = (((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Bottom) 
				| System.Windows.Forms.AnchorStyles.Left) 
				| System.Windows.Forms.AnchorStyles.Right);
			this.textBox1.Location = new System.Drawing.Point(8, 496);
			this.textBox1.Multiline = true;
			this.textBox1.Name = "textBox1";
			this.textBox1.Size = new System.Drawing.Size(448, 56);
			this.textBox1.TabIndex = 19;
			this.textBox1.Text = "";
			// 
			// lblResult
			// 
			this.lblResult.Location = new System.Drawing.Point(8, 480);
			this.lblResult.Name = "lblResult";
			this.lblResult.Size = new System.Drawing.Size(100, 16);
			this.lblResult.TabIndex = 38;
			this.lblResult.Text = "Results:";
			// 
			// lblCustAttributes
			// 
			this.lblCustAttributes.Anchor = ((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
				| System.Windows.Forms.AnchorStyles.Right);
			this.lblCustAttributes.Location = new System.Drawing.Point(288, 176);
			this.lblCustAttributes.Name = "lblCustAttributes";
			this.lblCustAttributes.Size = new System.Drawing.Size(168, 80);
			this.lblCustAttributes.TabIndex = 40;
			// 
			// label9
			// 
			this.label9.Location = new System.Drawing.Point(288, 8);
			this.label9.Name = "label9";
			this.label9.Size = new System.Drawing.Size(80, 23);
			this.label9.TabIndex = 39;
			this.label9.Text = "Attributes:";
			// 
			// lbAttr
			// 
			this.lbAttr.BackColor = System.Drawing.SystemColors.Control;
			this.lbAttr.BorderStyle = System.Windows.Forms.BorderStyle.FixedSingle;
			this.lbAttr.Location = new System.Drawing.Point(288, 26);
			this.lbAttr.Name = "lbAttr";
			this.lbAttr.SelectionMode = System.Windows.Forms.SelectionMode.None;
			this.lbAttr.Size = new System.Drawing.Size(128, 119);
			this.lbAttr.TabIndex = 42;
			// 
			// label8
			// 
			this.label8.Location = new System.Drawing.Point(288, 152);
			this.label8.Name = "label8";
			this.label8.Size = new System.Drawing.Size(104, 23);
			this.label8.TabIndex = 43;
			this.label8.Text = "Custom Attributes:";
			// 
			// lblCallingConvention
			// 
			this.lblCallingConvention.Location = new System.Drawing.Point(112, 56);
			this.lblCallingConvention.Name = "lblCallingConvention";
			this.lblCallingConvention.Size = new System.Drawing.Size(168, 23);
			this.lblCallingConvention.TabIndex = 45;
			// 
			// label11
			// 
			this.label11.Location = new System.Drawing.Point(8, 56);
			this.label11.Name = "label11";
			this.label11.Size = new System.Drawing.Size(104, 23);
			this.label11.TabIndex = 44;
			this.label11.Text = "Calling Convention";
			// 
			// lblIsSpecialName
			// 
			this.lblIsSpecialName.Location = new System.Drawing.Point(112, 80);
			this.lblIsSpecialName.Name = "lblIsSpecialName";
			this.lblIsSpecialName.Size = new System.Drawing.Size(168, 23);
			this.lblIsSpecialName.TabIndex = 47;
			// 
			// label12
			// 
			this.label12.Location = new System.Drawing.Point(8, 80);
			this.label12.Name = "label12";
			this.label12.Size = new System.Drawing.Size(88, 23);
			this.label12.TabIndex = 46;
			this.label12.Text = "Is Special Name";
			// 
			// MethodProperties
			// 
			this.Controls.AddRange(new System.Windows.Forms.Control[] {
																		  this.lblIsSpecialName,
																		  this.label12,
																		  this.lblCallingConvention,
																		  this.label11,
																		  this.label8,
																		  this.lbAttr,
																		  this.lblCustAttributes,
																		  this.label9,
																		  this.lblResult,
																		  this.label10,
																		  this.lblReturnType,
																		  this.lblNoParams,
																		  this.lblVisibility,
																		  this.lblIsVirtual,
																		  this.lblIsAbstract,
																		  this.lblIsHideBySig,
																		  this.lblIsConstructor,
																		  this.lblOwnerScope,
																		  this.label7,
																		  this.label6,
																		  this.label5,
																		  this.label4,
																		  this.lblReturnTypeLabel,
																		  this.label2,
																		  this.label1,
																		  this.cmdExecute,
																		  this.panel1,
																		  this.textBox1});
			this.Name = "MethodProperties";
			this.Size = new System.Drawing.Size(464, 560);
			this.ResumeLayout(false);

		}
		#endregion

		#endregion

		/// <summary>
		/// Initialize property page.
		/// </summary>
		private void Init()
		{
			Label lbl = null;
			TextBox txt = null;

			lblOwnerScope.Text = (m_Metod.IsStatic) ? "Static" : "Instance";
			lblIsVirtual.Text = m_Metod.IsVirtual.ToString();
			lblIsAbstract.Text = m_Metod.IsAbstract.ToString();
			lblIsConstructor.Text = m_Metod.IsConstructor.ToString();
			lblIsSpecialName.Text = m_Metod.IsSpecialName.ToString();
			lblIsHideBySig.Text = m_Metod.IsHideBySig.ToString();
			if (m_Metod is ConstructorInfo)
			{
				lblReturnType.Visible = false;
				lblReturnTypeLabel.Visible = false;
				lblIsConstructor.Text = "True";
			}
			else
			{
				lblReturnType.Text = ((MethodInfo)m_Metod).ReturnType.ToString();
				if (lblReturnType.Text.Length == 0)
					lblReturnType.Text = "void";
			}


			lblCallingConvention.Text = Utils.ListAttributes( typeof( System.Reflection.CallingConventions), (int) m_Metod.CallingConvention );
			if (m_Metod.IsPrivate )
				lblVisibility.Text = "Private";
			else if (m_Metod.IsPublic)
				lblVisibility.Text = "Public";
			else if (m_Metod.IsFamily)
				lblVisibility.Text = "Protected";
			else if (m_Metod.IsFamilyOrAssembly)
				lblVisibility.Text = "Internal Protected";
			else if (m_Metod.IsAssembly)
				lblVisibility.Text = "Internal";

			// Get Method attributes
			MethodAttributes attr = m_Metod.Attributes;
			lbAttr.Items.Clear();
			lbAttr.Items.AddRange(Utils.ListAttributes( typeof( System.Reflection.MethodAttributes ), (int) attr ).Split(','));

			// Get Custom attributes
			Object[] custAttr = m_Metod.GetCustomAttributes(true);
			lblCustAttributes.Text = Utils.ListObjects(custAttr);
			

				
			ParameterInfo[] parameters = null;
			if (m_Metod is MethodInfo)
				parameters = ((MethodInfo)m_Metod).GetParameters();
			else
				parameters = ((ConstructorInfo)m_Metod).GetParameters();

			bool isExecutable = CanRun();
			cmdExecute.Visible = isExecutable;
			textBox1.Text = String.Empty;
			textBox1.Visible = isExecutable;
			lblResult.Visible = isExecutable;
			panel1.Controls.Clear();
			paramControls.Clear();

			if (parameters.Length == 0)
			{
				lblNoParams.Visible = true;
				panel1.Visible = false;
				return;
			}
			else
			{
				lblNoParams.Visible = false;
				panel1.Visible = true;
			}
			for (int i = 0, j = 0; i < parameters.Length; i++)
			{
				paramControls.Add(new System.Windows.Forms.Label());
				lbl = (Label)paramControls[j++];
				lbl.Name = "lblName" + i;
				lbl.Location = new System.Drawing.Point(8, 24*i);
				if (parameters[i].IsRetval)
				{
					lbl.Text = "Return:";
				}
				else
				{
					lbl.Text = parameters[i].Name;
					paramControls.Add(new System.Windows.Forms.TextBox());
					txt = (TextBox)paramControls[j++];
					txt.Text = parameters[i].DefaultValue.ToString();
					txt.Name = "txtVal" + i;
					txt.TabIndex = i;
					txt.Location = new System.Drawing.Point(112, 24*i);
					txt.Enabled = isExecutable;
					this.panel1.Controls.Add(txt);
					string str = "[";
					if (parameters[i].IsIn)
						str += "in";
					if (parameters[i].IsOut)
					{
						if (str.Length > 1)
							str += ",out";
						else
							str += "out";
					}
					if (str.Length > 1)
					{
						paramControls.Add(new System.Windows.Forms.Label());
						lbl = (Label)paramControls[j++];
						lbl.Text = str;
						lbl.Location = new System.Drawing.Point(216, 24*i);
						lbl.Size = new System.Drawing.Size(40, 16);
						this.panel1.Controls.Add(lbl);
					}
				}
				this.panel1.Controls.Add(lbl);
				paramControls.Add(new System.Windows.Forms.Label());
				lbl = (Label)paramControls[j++];
				lbl.Text = parameters[i].ParameterType.ToString();
				lbl.Name = "lblType" + i;
				lbl.Location = new System.Drawing.Point(256, 24*i);
				lbl.Size = new System.Drawing.Size(184, 16);
				lbl.Anchor = ((System.Windows.Forms.AnchorStyles.Top | System.Windows.Forms.AnchorStyles.Left) 
					| System.Windows.Forms.AnchorStyles.Right);
				this.panel1.Controls.Add(lbl);
			}
		}

		private void cmdExecute_Click(object sender, System.EventArgs e)
		{
			ParameterInfo[] parameters = m_Metod.GetParameters();
			object[] args = new Object[parameters.Length];
			
			try
			{
				for (int i = 0, j = 0; i < this.panel1.Controls.Count; i++)
					if (this.panel1.Controls[i].Name == "txtVal" + j)
					{					 
						args[j] = Convert.ChangeType(this.panel1.Controls[i].Text, parameters[j].ParameterType);
						j++;
					}
			}
			catch
			{
				textBox1.ForeColor = System.Drawing.Color.Red;
				textBox1.Text = "Unable to parse parameters for this method";
				return;
			}

			try
			{
				textBox1.ForeColor = System.Drawing.Color.Black;
				object o = m_Metod.Invoke(null, args);
				textBox1.Text = (o != null) ? o.ToString() : "OK";
				
			}
			catch (Exception ex)
			{
				textBox1.ForeColor = System.Drawing.Color.Red;
				textBox1.Text = ex.ToString();
			}
		}

		/// <summary>
		/// IProperties implementation
		/// </summary>
		/// <param name="val"></param>
		public void SetObject(object val)
		{
			m_Metod = (MethodBase)val;
			Init();
			this.Visible = true;
		}
		/// <summary>
		/// Check if method could be execurted.
		/// Currently you can run static methods only.
		/// </summary>
		/// <returns>True if method can be executed.</returns>
		private bool CanRun()
		{
			if (!m_Metod.IsStatic)
				return false;
			if (m_Metod.IsAbstract)
				return false;
			if (m_Metod is ConstructorInfo)
				return false;

			return true;
		}
	}
}