private void DeleteNode()
{
try
{
// Prompt.
if (PromptForDelete())
{
using (new LongRunningMonitor(Snapin))
{
// Let the derived class respond.
Delete();
// Remove from parent and remove from the display.
m_parentNode.RemoveChild(this);
Snapin.Unregister(this);
DeleteItem();
}
}
}
catch (Exception e)
{
new ExceptionDialog(e, "Cannot delete '" + m_displayName + "'.").ShowDialog(Snapin);
}
}
private void Insert(SnapinNode parent, IntPtr nextHScopeItem)
{
GetImageIndices();
Snapin.EnsureImages();
IConsoleNameSpace2 ns = Snapin.ConsoleNamespace;
ScopeDataItem item = new ScopeDataItem();
item.Mask = (uint)ScopeDataItemFlags.Str
| (uint)ScopeDataItemFlags.Param
| (uint)ScopeDataItemFlags.Next
| (uint)ScopeDataItemFlags.Image
| (uint)ScopeDataItemFlags.OpenImage
| (uint)ScopeDataItemFlags.Children;
item.Image = m_closedImageIndex;
item.OpenImage = m_openImageIndex;
item.RelativeId = nextHScopeItem;
item.DisplayName = (IntPtr)(-1);
item.Param = Cookie;
item.Children = HasChildren() ? 1 : 0;
// Expand the parent node before adding the child.
ns.Expand(parent.HScopeItem);
ns.InsertItem(ref item);
HScopeItem = item.Id;
m_parentHScopeItem = parent.HScopeItem;
m_parentNode = parent;
}
protected void DeleteChildNode(SnapinNode node)
{
// Delete the item and unregister the node.
node.DeleteItem();
Snapin.Unregister(node);
RemoveChild(node);
}
private void DeleteChildNodes()
{
foreach (SnapinNode node in m_childNodes)
{
// Delete the item and unregister the node.
node.DeleteItem();
Snapin.Unregister(node);
}
m_childNodes.Clear();
}
public LongRunningMonitor(Snapin snapin)
{
if (snapin == null)
{
throw new ArgumentNullException("snapin");
}
m_snapin = snapin;
// DO NOT call DoEvents() in this method. This causes re-entracy problems in IComponent.Notify()
// and IComponentData.Notify() in the snap-in.
m_snapin.Cursor = Cursors.WaitCursor; // Display an hourglass.
// Need to set the current cursor as well, otherwise the above has no effect.
Cursor.Current = Cursors.WaitCursor;
}
protected SnapinNode(Snapin snapin)
{
m_snapin = snapin;
m_parentNode = this;
m_cookie = snapin.Register(this);
m_hScopeItem = IntPtr.Zero;
m_parentHScopeItem = IntPtr.Zero;
m_childNodes = new ArrayList(8);
m_nodeSelected = false;
m_control = new NodeControl(this);
// Add images.
m_closedImageIndex = snapin.AddImage(Constants.Icon.DefaultClosed);
m_openImageIndex = snapin.AddImage(Constants.Icon.DefaultOpen);
}
public void Refresh(bool childNodesChanged)
{
if (childNodesChanged)
{
ResetChildNodes();
}
ImageChanged();
if (m_snapin.CurrentScopeNode == this)
{
Snapin.Refresh();
RefreshChildItems();
RefreshResults();
}
else
{
RefreshChildItems();
}
}
public OcxNode(Snapin snapin, System.Guid ocxGuid, bool createNew)
: base(snapin)
{
m_ocxGuid = ocxGuid;
m_createNew = createNew;
}
public Component(Snapin snapin)
{
m_snapin = snapin;
}
private bool PromptForDelete()
{
return(Snapin.MessageBox(GetDeletePromptText(), "Confirm deletion", MessageBoxButtons.OKCancel, MessageBoxIcon.Question) == DialogResult.OK);
}
internal virtual void OnAddResultPaneImages(IImageList il)
{
Snapin.EnsureImages();
Snapin.Images.LoadImageList(il, 0);
}
protected int AddResultImage(string image)
{
return(Snapin.AddImage(image));
}
protected ResultNode(Snapin snapin)
: base(snapin)
{
m_resultSelected = false;
}
