/// <summary>
/// Adds a new subscription item to the configuration.
/// </summary>
private void AddItemToSubscription(ServerNodeTag serverNodeTag)
{
// create new monitored item
ItemConfig itemConfig = new()
{
NodeID = serverNodeTag.NodeIdStr,
DisplayName = serverNodeTag.DisplayName,
TagCode = GetTagCode(serverNodeTag),
Tag = new ItemConfigTag(0)
};
if (GetDataTypeName(serverNodeTag.NodeId, out string dataTypeName))
{
itemConfig.DataTypeName = dataTypeName;
}
// find subscription
TreeNode deviceNode = tvDevice.SelectedNode;
TreeNode subscriptionNode = deviceNode?.FindClosest(typeof(SubscriptionConfig)) ??
subscriptionsNode.LastNode;
SubscriptionConfig subscriptionConfig;
// add new subscription
if (subscriptionNode == null)
{
subscriptionConfig = new SubscriptionConfig();
subscriptionNode = CreateSubscriptionNode(subscriptionConfig);
tvDevice.Insert(subscriptionsNode, subscriptionNode,
deviceConfig.Subscriptions, subscriptionConfig);
}
else
{
subscriptionConfig = (SubscriptionConfig)subscriptionNode.Tag;
}
// add monitored item
TreeNode itemNode = CreateItemNode(itemConfig);
tvDevice.Insert(subscriptionNode, itemNode, subscriptionConfig.Items, itemConfig);
UpdateTagNums(itemNode);
Modified = true;
}
/// <summary>
/// Fills the device tree.
/// </summary>
private void FillDeviceTree()
{
try
{
tvDevice.BeginUpdate();
tvDevice.Nodes.Clear();
subscriptionsNode = TreeViewUtils.CreateNode(KpPhrases.SubscriptionsNode, FolderClosedImageKey);
commandsNode = TreeViewUtils.CreateNode(KpPhrases.CommandsNode, FolderClosedImageKey);
int signal = 1;
foreach (SubscriptionConfig subscriptionConfig in deviceConfig.Subscriptions)
{
TreeNode subscriptionNode = CreateSubscriptionNode(subscriptionConfig);
subscriptionsNode.Nodes.Add(subscriptionNode);
foreach (ItemConfig itemConfig in subscriptionConfig.Items)
{
subscriptionNode.Nodes.Add(CreateItemNode(itemConfig));
ItemConfigTag tag = new ItemConfigTag(signal, itemConfig.IsArray, itemConfig.ArrayLen);
signal += tag.Length;
itemConfig.Tag = tag;
}
}
foreach (CommandConfig commandConfig in deviceConfig.Commands)
{
commandsNode.Nodes.Add(CreateCommandNode(commandConfig));
}
tvDevice.Nodes.Add(subscriptionsNode);
tvDevice.Nodes.Add(commandsNode);
subscriptionsNode.Expand();
commandsNode.Expand();
}
finally
{
tvDevice.EndUpdate();
}
}
