/// <summary>
/// Constructor. Initializes the dialog and populates the tree.
/// </summary>
public GXDataIOSourceDialog(GXDataIOSource dataIOSource, GXDataIOSourceAttribute sourceAttributes, GXDevice device)
{
InitializeComponent();
PopulateTree(dataIOSource, sourceAttributes, device);
}
private void PopulateTree(GXDataIOSource dataIOSource, GXDataIOSourceAttribute sourceAttributes, object root)
{
GXDevice device = null;
GXDeviceList devList = null;
if (root is GXDevice)
{
device = root as GXDevice;
}
else if (root is GXDeviceList)
{
devList = root as GXDeviceList;
}
object target = dataIOSource.Target;
SourceAttributes = sourceAttributes;
long UsedDataSources = -1;
if (SourceAttributes != null)
{
UsedDataSources = (long)SourceAttributes.UsedDataSources;
}
TreeNode selNode = null;
if (device != null)
{
TreeNode deviceNode;
CreateDeviceNode(device, target, UsedDataSources, out deviceNode, ref selNode);
this.DataSourceTree.Nodes.Add(deviceNode);
}
else if (devList != null)
{
TreeNode listNode = new TreeNode(devList.Name, 0, 0);
listNode.Tag = devList;
this.DataSourceTree.Nodes.Add(listNode);
CreateDeviceGroupNodes(devList.DeviceGroups, listNode, target, ref selNode, UsedDataSources);
}
if (selNode != null)
{
this.DataSourceTree.SelectedNode = selNode;
}
else
{
this.DataSourceTree.SelectedNode = this.DataSourceTree.Nodes[0];
}
}
