Fixed incorrect combo box listing for connections in gridview.

Author: RoelantVos

Virtual_EDW/Form_Base.cs

@@ -18,6 +18,7 @@ public FormBase(FormMain myParent)
             MyParent = myParent;
             InitializeComponent();
         }
+
         internal static TemplateGridView _templateGridView;
 
         // List of TEAM working environments.

Virtual_EDW/Form_Main.cs

@@ -108,6 +108,15 @@ public FormMain()
             VdwUtility.LoadTeamConnectionsFileForVdw(VdwConfigurationSettings.ActiveEnvironment.environmentKey);
             VdwUtility.LoadTeamConfigurationFileForVdw(VdwConfigurationSettings.ActiveEnvironment.environmentKey);
 
+            // Define the data grid.
+            _templateGridView = new TemplateGridView(TeamConfigurationSettings);
+            ((ISupportInitialize)(_templateGridView)).BeginInit();
+
+            _templateGridView.DoubleBuffered(true);
+            tabPageSettings.Controls.Add(_templateGridView);
+
+            ((ISupportInitialize)(_templateGridView)).EndInit();
+
             PopulateEnvironmentComboBox();
             comboBoxEnvironments.SelectedIndex = comboBoxEnvironments.FindStringExact(VdwConfigurationSettings.TeamSelectedEnvironmentInternalId);
 
@@ -163,26 +172,10 @@ private void RefreshTemplateGrid()
                 SetTextMain("There are no templates found in the designated template directory. Please verify if there is a " + GlobalParameters.TemplateCollectionFileName + " in the " + VdwConfigurationSettings.TemplatePath + " directory, and if the file contains templates.");
             }
 
-            // Define and populate the data grid.
-            _templateGridView = new TemplateGridView(TeamConfigurationSettings);
-            ((ISupportInitialize)(_templateGridView)).BeginInit();
-
-            _templateGridView.DoubleBuffered(true);
-            tabPageSettings.Controls.Add(_templateGridView);
-
-            ((ISupportInitialize)(_templateGridView)).EndInit();
-
             PopulateTemplateCollectionDataGrid();
-
             _templateGridView.AutoLayout();
         }
 
-        public sealed override string Text
-        {
-            get { return base.Text; }
-            set { base.Text = value; }
-        }
-
         public void PopulateTemplateCollectionDataGrid()
         {
             // Convert into data table
@@ -195,6 +188,9 @@ public void PopulateTemplateCollectionDataGrid()
             var localConnectionKeyList = LocalTeamConnection.TeamConnectionKeyList(TeamConfigurationSettings.ConnectionDictionary);
             List<string> userFeedbackList = new List<string>();
 
+            // Make sure all the connections are updated in the gridview combobox.
+            _templateGridView.RefreshComboboxItems();
+
             foreach (DataRow row in templateDataTable.Rows)
             {
                 var comboBoxValueConnectionKey = row["TemplateConnectionKey"].ToString();
@@ -1493,6 +1489,7 @@ private void comboBoxEnvironments_SelectedIndexChanged(object sender, EventArgs
                 richTextBoxInformationMain.AppendText($"The '{VdwConfigurationSettings.ActiveEnvironment.environmentKey}' environment is now active.\r\n");
             }
             // Ensure the template overview is updated.
+            //_templateGridView = new TemplateGridView(TeamConfigurationSettings);
             RefreshTemplateGrid();
         }
 
@@ -1563,5 +1560,11 @@ private void openCoreDirectoryToolStripMenuItem_Click(object sender, EventArgs e
                 richTextBoxInformationMain.Text = $@"An error has occurred while attempting to open the directory. The error message is: {ex.Message}.";
             }
         }
+
+        public sealed override string Text
+        {
+            get { return base.Text; }
+            set { base.Text = value; }
+        }
     }
 }

Virtual_EDW/LoadPatternGrid.cs

@@ -1,4 +1,5 @@
 using System;
+using System.ComponentModel;
 using System.Data;
 using System.Drawing;
 using System.Windows.Forms;
@@ -8,10 +9,16 @@ namespace Virtual_Data_Warehouse
 {
     public class TemplateGridView : DataGridView
     {
+        internal BindingList<LocalTeamConnection> bindingList;
+        internal BindingSource bindingSource;
+        internal TeamConfiguration TeamConfiguration;
+
         public TemplateGridView(TeamConfiguration teamConfiguration)
         {
             #region Generic properties
 
+            TeamConfiguration = teamConfiguration;
+
             // Disable resizing for performance, will be enabled after binding.
             RowHeadersWidthSizeMode = DataGridViewRowHeadersWidthSizeMode.DisableResizing;
             ColumnHeadersHeightSizeMode = DataGridViewColumnHeadersHeightSizeMode.DisableResizing;
@@ -54,17 +61,32 @@ public TemplateGridView(TeamConfiguration teamConfiguration)
             };
             Columns.Add(TemplateType);
 
-            DataGridViewComboBoxColumn TemplateConnectionKey = new DataGridViewComboBoxColumn
+            // Connections list (combo box) column.
+            DataGridViewComboBoxColumn TemplateConnectionKey = new DataGridViewComboBoxColumn();
+
+            TemplateConnectionKey.Name = TemplateGridColumns.TemplateConnectionKey.ToString();
+            TemplateConnectionKey.HeaderText = "Connection";
+            TemplateConnectionKey.DataPropertyName = TemplateGridColumns.TemplateConnectionKey.ToString();
+            TemplateConnectionKey.DisplayStyle = DataGridViewComboBoxDisplayStyle.Nothing;
+
+            TemplateConnectionKey.DataSource = null;
+
+            bindingList = new BindingList<LocalTeamConnection>();
+            bindingSource = new BindingSource();
+
+            bindingSource.DataSource = bindingList;
+            TemplateConnectionKey.DataSource = bindingSource;
+
+            var connectionList = LocalTeamConnection.GetConnections(teamConfiguration.ConnectionDictionary);
+
+            foreach (LocalTeamConnection teamConnection in connectionList)
             {
-                Name = TemplateGridColumns.TemplateConnectionKey.ToString(),
-                HeaderText = "Connection Key",
-                DataPropertyName = TemplateGridColumns.TemplateConnectionKey.ToString(),
-                DisplayStyle = DataGridViewComboBoxDisplayStyle.Nothing,
-                DataSource = LocalTeamConnection.GetConnections(teamConfiguration.ConnectionDictionary),
-                DisplayMember = "ConnectionKey",
-                ValueMember = "ConnectionId",
-                ValueType = typeof(string)
-            };
+                bindingList.Add(teamConnection);
+            }
+
+            TemplateConnectionKey.DisplayMember = "ConnectionKey";
+            TemplateConnectionKey.ValueMember = "ConnectionId";
+            
             Columns.Add(TemplateConnectionKey);
 
             DataGridViewTextBoxColumn TemplateOutputFileConvention = new DataGridViewTextBoxColumn
@@ -97,11 +119,23 @@ public TemplateGridView(TeamConfiguration teamConfiguration)
             #region Event Handlers
 
             CurrentCellDirtyStateChanged += dataGridViewTemplateCollection_CurrentCellDirtyStateChanged;
-            //DataError += dataGridViewDataError;
+            DataError += dataGridViewDataError;
 
             #endregion
         }
 
+        public void RefreshComboboxItems()
+        {
+            bindingList.Clear();
+
+            var connectionList = LocalTeamConnection.GetConnections(TeamConfiguration.ConnectionDictionary);
+
+            foreach (LocalTeamConnection teamConnection in connectionList)
+            {
+                bindingList.Add(teamConnection);
+            }
+        }
+
         private void dataGridViewDataError(object sender, DataGridViewDataErrorEventArgs e)
         {
             MessageBox.Show("Error happened " + e.Context);

Virtual_EDW/VdwUtility.cs

@@ -136,7 +136,6 @@ public static void LoadTeamConnectionsFileForVdw(string environmentName)
                     foreach (var localConnection in FormBase.TeamConfigurationSettings.ConnectionDictionary)
                     {
                         FormBase.VdwConfigurationSettings.VdwEventLog.Add(Event.CreateNewEvent(EventTypes.Information, $"The connection key {localConnection.Value.ConnectionKey} is available as part of the {FormBase.VdwConfigurationSettings.ActiveEnvironment.environmentKey} environment."));
-
                     }
                 }
             }