sdk/samples/WCFSamples/TechnologySamples/Extensibility/Rules/ExternalRuleSetToolkit/CS/ExternalRuleSetTool/RuleSetSelector.cs

   1 //  Copyright (c) Microsoft Corporation. All rights reserved.
   2
   3 using System;
   4 using System.Collections.Generic;
   5 using System.Windows.Forms;
   6 using Microsoft.Rules.Samples.ExternalRuleSetLibrary;
   7 using System.Globalization;
   8
   9 namespace Microsoft.Rules.Samples.ExternalRuleSetToolkit
  10 {
  11     internal partial class RuleSetSelector : Form
  12     {
  13         #region Variables and constructor
  14
  15         internal RuleSetSelector()
  16         {
  17             InitializeComponent();
  18         }
  19
  20         private List<RuleSetData> ruleSetDataCollection = new List<RuleSetData>();
  21         private List<RuleSetData> selectedRuleSetDataCollection = new List<RuleSetData>();
  22         private bool selectAll;
  23         private string instructions;
  24
  25         #endregion
  26
  27         #region Properties
  28
  29         internal string Instructions
  30         {
  31             get { return instructions; }
  32             set { instructions = value; }
  33         }
  34
  35         internal bool SelectAll
  36         {
  37             get { return selectAll; }
  38             set { selectAll = value; }
  39         }
  40
  41         internal List<RuleSetData> RuleSetDataCollection
  42         {
  43             get { return ruleSetDataCollection; }
  44         }
  45
  46         internal List<RuleSetData> SelectedRuleSetDataCollection
  47         {
  48             get { return selectedRuleSetDataCollection; }
  49         }
  50
  51         #endregion
  52
  53         #region Form load
  54
  55         private void RuleSetSelectorForm_Load(object sender, EventArgs e)
  56         {
  57             instructionsTextBox.Text = instructions;
  58             ruleSetDataCollection.Sort();
  59
  60             ruleSetsListBox.DataSource = ruleSetDataCollection;
  61             if (selectAll)
  62             {
  63                 foreach (object item in ruleSetDataCollection)
  64                 {
  65                     ruleSetsListBox.SelectedItems.Add(item);
  66                 }
  67             }
  68         }
  69
  70         #endregion
  71
  72         #region Event handlers
  73
  74         private void cancelButton_Click(object sender, EventArgs e)
  75         {
  76             this.Close();
  77         }
  78
  79         private void okButton_Click(object sender, EventArgs e)
  80         {
  81             selectedRuleSetDataCollection.Clear();
  82
  83             foreach (object item in ruleSetsListBox.SelectedItems)
  84             {
  85                 selectedRuleSetDataCollection.Add(item as RuleSetData);
  86             }
  87
  88             string duplicateRuleSetName;
  89
  90             if (this.ValidateUniqueness(out duplicateRuleSetName))
  91             {
  92                 this.Close();
  93                 this.DialogResult = DialogResult.OK;
  94             }
  95             else
  96             {
  97                 MessageBox.Show(string.Format(CultureInfo.InvariantCulture, "Multiple RuleSets selected with the same Name: '{0}'.", duplicateRuleSetName), "Export Error", MessageBoxButtons.OK, MessageBoxIcon.Error);
  98             }
  99         }
 100
 101         private bool ValidateUniqueness(out string duplicateRuleSetName)
 102         {
 103             foreach (RuleSetData data1 in selectedRuleSetDataCollection)
 104             {
 105                 foreach (RuleSetData data2 in selectedRuleSetDataCollection)
 106                 {
 107                     if (data1 != data2 && String.CompareOrdinal(data1.Name, data2.Name) == 0)
 108                     {
 109                         duplicateRuleSetName = data1.Name;
 110                         return false;
 111                     }
 112                 }
 113             }
 114             duplicateRuleSetName = null;
 115             return true;
 116         }
 117
 118         #endregion
 119     }
 120 }