/// <summary>
/// Event handler for the tree view KeyDown event.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="System.Windows.Forms.KeyEventArgs"/> instance containing the event data.</param>
private void HandleConfigurationTreeViewKeyDown(object sender, KeyEventArgs e)
{
ListItemTreeNode listNode = this._configurationTreeView.SelectedNode as ListItemTreeNode;
if (listNode != null)
{
if (e.Control)
{
if (e.KeyCode == Keys.Up)
{
//
// Move the list item up
//
listNode.MoveUp();
e.Handled = true;
}
else if (e.KeyCode == Keys.Down)
{
//
// Move the list item down
//
listNode.MoveDown();
e.Handled = true;
}
}
else if (e.KeyCode == Keys.Delete)
{
//
// Delete the list item
//
listNode.RemoveItem();
e.Handled = true;
}
}
}
/// <summary>
/// Event handler for the property grid PropertyValueChanged event.
/// </summary>
/// <param name="s">The sender.</param>
/// <param name="e">The <see cref="System.Windows.Forms.PropertyValueChangedEventArgs"/> instance containing the event data.</param>
private void HandlePropertyGridPropertyValueChanged(object s, PropertyValueChangedEventArgs e)
{
ListItemTreeNode listItemTreeNode = this._configurationTreeView.SelectedNode as ListItemTreeNode;
if (listItemTreeNode != null)
{
listItemTreeNode.UpdateText();
}
}
/// <summary>
/// Adds nodes for a list.
/// </summary>
/// <param name="listNode">The list node.</param>
/// <param name="listProperty">The list property.</param>
/// <param name="component">The component.</param>
/// <param name="childList">The child list.</param>
private void AddListTreeNodes(
TreeNode listNode, PropertyDescriptor listProperty, object component, IList childList)
{
foreach (object listItem in childList)
{
TreeNode listItemNode = new ListItemTreeNode(listProperty, component, listItem);
listNode.Nodes.Add(listItemNode);
AddChildTreeNodes(listItemNode, listItem);
}
}
/// <summary>
/// Refreshes nodes within a list property.
/// </summary>
/// <param name="listNode">The list node.</param>
/// <param name="listProperty">The list property.</param>
/// <param name="component">The component.</param>
/// <param name="childList">The child list.</param>
private void RefreshListTreeNodes(TreeNode listNode, PropertyDescriptor listProperty, object component,
IList childList)
{
for (int itemIndex = 0; itemIndex < childList.Count; itemIndex++)
{
object listItem = childList[itemIndex];
ListItemTreeNode listItemNode = null;
//
// Look for an existing node for the list item
//
for (int nodeIndex = 0; nodeIndex < listNode.Nodes.Count; nodeIndex++)
{
ListItemTreeNode listItemNodeCandidate = listNode.Nodes[nodeIndex] as ListItemTreeNode;
object listItemNodeValue = listItemNodeCandidate.ListItem;
if (listItemNodeValue.Equals(listItem))
{
listItemNode = listItemNodeCandidate;
break;
}
}
if (listItemNode == null)
{
// Create a new node
listItemNode = new ListItemTreeNode(listProperty, component, listItem);
listNode.Nodes.Add(listItemNode);
AddChildTreeNodes(listItemNode, listItem);
}
else if (listItemNode.Index != itemIndex)
{
// Update the node position
listNode.Nodes.Remove(listItemNode);
listNode.Nodes.Insert(itemIndex, listItemNode);
itemIndex = 0;
}
listItemNode.UpdateMenu();
}
// Remove nodes that are no longer present in the list
for (int nodeIndex = childList.Count; nodeIndex < listNode.Nodes.Count; nodeIndex++)
{
listNode.Nodes.RemoveAt(nodeIndex);
nodeIndex--;
}
}
/// <summary>
/// Refreshes nodes within a list property.
/// </summary>
/// <param name="listNode">The list node.</param>
/// <param name="listProperty">The list property.</param>
/// <param name="component">The component.</param>
/// <param name="childList">The child list.</param>
private void RefreshListTreeNodes(TreeNode listNode, PropertyDescriptor listProperty, object component, IList childList)
{
for (int itemIndex = 0; itemIndex < childList.Count; itemIndex++)
{
object listItem = childList[itemIndex];
ListItemTreeNode listItemNode = null;
//
// Look for an existing node for the list item
//
for (int nodeIndex = 0; nodeIndex < listNode.Nodes.Count; nodeIndex++)
{
ListItemTreeNode listItemNodeCandidate = listNode.Nodes[nodeIndex] as ListItemTreeNode;
object listItemNodeValue = listItemNodeCandidate.ListItem;
if (listItemNodeValue.Equals(listItem))
{
listItemNode = listItemNodeCandidate;
break;
}
}
if (listItemNode == null)
{
// Create a new node
listItemNode = new ListItemTreeNode(listProperty, component, listItem);
listNode.Nodes.Add(listItemNode);
AddChildTreeNodes(listItemNode, listItem);
}
else if (listItemNode.Index != itemIndex)
{
// Update the node position
listNode.Nodes.Remove(listItemNode);
listNode.Nodes.Insert(itemIndex, listItemNode);
itemIndex = 0;
}
listItemNode.UpdateMenu();
}
// Remove nodes that are no longer present in the list
for (int nodeIndex = childList.Count; nodeIndex < listNode.Nodes.Count; nodeIndex++)
{
listNode.Nodes.RemoveAt(nodeIndex);
nodeIndex--;
}
}
/// <summary>
/// Adds nodes for a list.
/// </summary>
/// <param name="listNode">The list node.</param>
/// <param name="listProperty">The list property.</param>
/// <param name="component">The component.</param>
/// <param name="childList">The child list.</param>
private void AddListTreeNodes(
TreeNode listNode, PropertyDescriptor listProperty, object component, IList childList)
{
foreach (object listItem in childList)
{
TreeNode listItemNode = new ListItemTreeNode(listProperty, component, listItem);
listNode.Nodes.Add(listItemNode);
AddChildTreeNodes(listItemNode, listItem);
}
}
