protected override void ShowDialog(string[] supportedLocales, IOptions options)
{
State = null;
m_SubscriptionCTRL.Visible = true;
OptionsBTN.Visible = false;
m_BrowseCTRL.Visible = false;
base.ShowDialog(supportedLocales, options);
}
/// <summary>
/// Removes a previously created subscription.
/// </summary>
private void UndoCreate()
{
BackBTN.Enabled = false;
NextBTN.Visible = true;
CancelBTN.Visible = true;
DoneBTN.Visible = false;
OptionsBTN.Visible = false;
m_BrowseCTRL.Visible = false;
m_ItemsCTRL.Visible = true;
m_ResultsCTRL.Visible = false;
State = null;
m_SubscriptionCTRL.Visible = true;
}
/// <summary>
/// Creates a subscription with the specified parameters.
/// </summary>
private void DoCreate()
{
// assign a globally unique handle to the subscription.
State = m_SubscriptionCTRL.Get();
State.ClientHandle = Guid.NewGuid().ToString();
// move to add items panel.
BackBTN.Enabled = true;
NextBTN.Visible = true;
OptionsBTN.Visible = true;
m_SubscriptionCTRL.Visible = false;
m_BrowseCTRL.Visible = true;
m_ItemsCTRL.Visible = true;
m_ResultsCTRL.Visible = false;
}
/// <summary>
/// Initializes a new instance of the <see cref="SubscriptionTreeNode"/> class.
/// </summary>
/// <param name="subscription">The subscription <see cref="OpcDa::SubscriptionState"/>.</param>
/// <param name="items">The items <see cref="OpcDa::Item"/>.</param>
/// <param name="parent">The parent <see cref="OPCSessionServer"/>.</param>
internal SubscriptionTreeNodeSession(OpcDa::SubscriptionState subscription, OpcDa::Item[] items, OPCSessionServer parent)
: base("", null, parent)
{
NormalizeSubscriptionName(subscription);
Text = subscription.Name;
m_Menu = new ContextMenuSubscription(this);
State = subscription;
Clear();
foreach (OpcDa::Item item in items)
{
new TagTreeNode(item, this);
}
this.Expand();
AssignImageIndex();
}
/// <summary>
/// Unsubscribe this instance - remove the subscription from the server.
/// </summary>
internal void Unsubscribe()
{
try
{
//save in lokals fields the current state of the subscription
h_State = Tag.GetState();
h_Enabled = Tag.Enabled;
}
catch (Exception ex) { MessageBox.Show(ex.Message, "Unsubscribe", MessageBoxButtons.OK, MessageBoxIcon.Error); }
finally
{
Subscription.RaiseSubscriptionModified(Tag, true);
Tag.Dispose();
Tag = null;
AssignImageIndex();
}
}
/// <summary>
/// Handles the Click event of the Cancel button.
/// </summary>
/// <param name="sender">The source of the event.</param>
/// <param name="e">The <see cref="System.EventArgs"/> instance containing the event data.</param>
protected override void CancelBTN_Click(object sender, EventArgs e)
{
State = null;
base.CancelBTN_Click(sender, e);
}
