public override void LoadChildNodes()
{
//
try {
//Clear existing child nodes (label templates)
base.Nodes.Clear();
//Create label template objects (inherit from TreeNode); add to node array
base.mChildNodes = new TreeNode[this.mLabelStore.Labels.LabelDetailTable.Rows.Count];
for (int i = 0; i < this.mLabelStore.Labels.LabelDetailTable.Rows.Count; i++)
{
LabelTemplate template = null;
try {
template = this.mLabelStore.NewLabelTemplate((LabelDS.LabelDetailTableRow) this.mLabelStore.Labels.LabelDetailTable.Rows[i]);
LabelTemplateNode node = new LabelTemplateNode(template.LabelType + " (" + template.PrinterType + ")", App.ICON_APP, App.ICON_APP, template);
base.mChildNodes[i] = node;
base.Nodes.Add(node);
//Cascade loading child nodes if this node is expanded (to get the + sign)
if (base.IsExpanded)
{
node.LoadChildNodes();
}
}
catch (Exception) { MessageBox.Show("Error on label template loading; continuing..."); }
}
}
catch (Exception ex) { throw new ApplicationException("Failed to load all child nodes for label store " + base.Text + ".", ex); }
}
private System.ComponentModel.Container components = null; //Required designer variable
#endregion
//Interface
public winLabel(LabelTemplateNode node, LabelMaker labelMaker)
{
//Constructor
//Required for Windows Form Designer support
InitializeComponent();
#region Menu identities (used for onclick handlers)
this.ctxRefresh.Text = MNU_REFRESH;
this.ctxCut.Text = MNU_CUT;
this.ctxCopy.Text = MNU_COPY;
this.ctxPaste.Text = MNU_PASTE;
#endregion
#region Window docking
this.splitterH.MinExtra = this.splitterH.MinSize = 48;
this.splitterH.Dock = this.pnlBottom.Dock = DockStyle.Bottom;
this.pnlTop.Dock = DockStyle.Fill;
this.Controls.AddRange(new Control[] { this.pnlTop, this.splitterH, this.pnlBottom });
#endregion
//Bind to template and register for template events
this.mLabelTemplateNode = node;
this.mLabelTemplateNode.LabelTemplate.TemplateChanged += new EventHandler(this.OnTemplateChanged);
this.mLabelMaker = labelMaker;
this.mLabelMaker.LabelValuesChanged += new EventHandler(OnLabelValuesChanged);
}