private void hostsTreeView_DrawNode(object sender, DrawTreeNodeEventArgs e)
{
e.DrawDefault = true;
RepairTreeNode node = (RepairTreeNode)e.Node;
if (node.Host != null)
{
string status = Messages.REPAIR_SR_DIALOG_CONNECTION_MISSING;
Color statusColor = Color.Red;
Font statusFont = BoldFont;
if (node.PBD != null)
{
status = node.PBD.currently_attached ? Messages.CONNECTED : Messages.REPAIR_SR_DIALOG_UNPLUGGED;
statusColor = node.PBD.currently_attached ? Color.Green : Color.Red;
statusFont = node.PBD.currently_attached ? Font : BoldFont;
}
e.Graphics.DrawString(status, statusFont, new SolidBrush(statusColor), new Rectangle(e.Bounds.Right, e.Bounds.Top, Right - e.Bounds.Right, e.Bounds.Height));
}
}
public void Build()
{
treeView.BeginUpdate();
RepairButton.Enabled = false;
bool firstTime = treeView.Nodes.Count == 0;
bool anythingBroken = false;
bool hostsAvailable = false;
for (int i = 0; i < _srList.Count; i++)
{
// persist expanded-state of node, or default to true
bool isExpanded = true;
if (_srList[i].IsBroken() || !_srList[i].MultipathAOK)
{
anythingBroken = true;
}
if (firstTime)
{
treeView.Nodes.Add(new RepairTreeNode(_srList[i], null, null));
}
else
{
isExpanded = treeView.Nodes[i].IsExpanded;
}
RepairTreeNode srNode = (RepairTreeNode)treeView.Nodes[i];
srNode.Nodes.Clear();
if (imageList.Images.ContainsKey(srNode.SR.opaque_ref))
{
imageList.Images.RemoveByKey(srNode.SR.opaque_ref);
}
imageList.Images.Add(srNode.SR.opaque_ref, Images.GetImage16For(srNode.SR));
srNode.ImageKey = srNode.SR.opaque_ref;
List <Host> hosts = new List <Host>(srNode.SR.Connection.Cache.Hosts);
hosts.Sort();
foreach (Host host in hosts)
{
if (host != null)
{
Host storageHost = srNode.SR.GetStorageHost();
if (srNode.SR.shared || (storageHost != null && host.opaque_ref == storageHost.opaque_ref))
{
PBD pdb = null;
foreach (PBD p in srNode.SR.Connection.ResolveAll <PBD>(srNode.SR.PBDs))
{
if (srNode.SR.Connection.Resolve <Host>(p.host) == host)
{
pdb = p;
}
}
RepairTreeNode hostNode = new RepairTreeNode(srNode.SR, host, pdb);
srNode.Nodes.Add(hostNode);
if (imageList.Images.ContainsKey(host.opaque_ref))
{
imageList.Images.RemoveByKey(host.opaque_ref);
}
imageList.Images.Add(host.opaque_ref, Images.GetImage16For(host));
hostNode.ImageKey = host.opaque_ref;
hostsAvailable = true;
}
}
}
if (isExpanded)
{
srNode.Expand();
}
else
{
srNode.Collapse();
}
}
// we only want to enable the repair button if
// - there is a broken sr
// - we have successfully found the right hosts to patch up pbds for
// - we are not in the process of repairing already
RepairButton.Enabled = anythingBroken && hostsAvailable && !ActionInProgress;
treeView.EndUpdate();
}
public void Build()
{
treeView.BeginUpdate();
RepairButton.Enabled = false;
bool firstTime = treeView.Nodes.Count == 0;
bool anythingBroken = false;
bool hostsAvailable = false;
for (int i = 0; i < _srList.Count; i++)
{
// persist expanded-state of node, or default to true
bool isExpanded = true;
if (_srList[i].IsBroken() || !_srList[i].MultipathAOK)
anythingBroken = true;
if (firstTime)
{
treeView.Nodes.Add(new RepairTreeNode(_srList[i], null, null));
}
else
{
isExpanded = treeView.Nodes[i].IsExpanded;
}
RepairTreeNode srNode = (RepairTreeNode)treeView.Nodes[i];
srNode.Nodes.Clear();
if (imageList.Images.ContainsKey(srNode.SR.opaque_ref))
{
imageList.Images.RemoveByKey(srNode.SR.opaque_ref);
}
imageList.Images.Add(srNode.SR.opaque_ref, Images.GetImage16For(srNode.SR));
srNode.ImageKey = srNode.SR.opaque_ref;
List<Host> hosts = new List<Host>(srNode.SR.Connection.Cache.Hosts);
hosts.Sort();
foreach (Host host in hosts)
{
if (host != null)
{
Host storageHost = srNode.SR.GetStorageHost();
if (srNode.SR.shared || (storageHost != null && host.opaque_ref == storageHost.opaque_ref))
{
PBD pdb = null;
foreach (PBD p in srNode.SR.Connection.ResolveAll<PBD>(srNode.SR.PBDs))
{
if (srNode.SR.Connection.Resolve<Host>(p.host) == host)
{
pdb = p;
}
}
RepairTreeNode hostNode = new RepairTreeNode(srNode.SR, host, pdb);
srNode.Nodes.Add(hostNode);
if (imageList.Images.ContainsKey(host.opaque_ref))
{
imageList.Images.RemoveByKey(host.opaque_ref);
}
imageList.Images.Add(host.opaque_ref, Images.GetImage16For(host));
hostNode.ImageKey = host.opaque_ref;
hostsAvailable = true;
}
}
}
if (isExpanded)
{
srNode.Expand();
}
else
{
srNode.Collapse();
}
}
// we only want to enable the repair button if
// - there is a broken sr
// - we have successfully found the right hosts to patch up pbds for
// - we are not in the process of repairing already
RepairButton.Enabled = anythingBroken && hostsAvailable && !ActionInProgress;
treeView.EndUpdate();
}
