/// <summary>
/// Gets the service and device class names for
/// the checked nodes in the tree.
/// </summary>
/// <param name="services">The dictionary to contain the ClassNames, and Services.</param>
/// <param name="devices">The dictionary to contain the ClassNames, and Devices.</param>
/// <param name="nodes">The nodes to add the service and device class names for.</param>
private void GetServiceDeviceClassNames(
Dictionary <string, Service> services,
Dictionary <string, Device> devices,
TreeNodeCollection nodes)
{
foreach (TreeNode lnNode in nodes)
{
if (lnNode.Checked)
{
IUPnPTreeItem liItem = (IUPnPTreeItem)(lnNode.Tag);
if (liItem is UPnPServiceTreeItem)
{
services[liItem.VisibleItemText] = (Service)(liItem.LinkedObject);
}
if (liItem is UPnPDeviceTreeItem)
{
devices[liItem.VisibleItemText] = (Device)(liItem.LinkedObject);
}
}
}
foreach (TreeNode lnNode in nodes)
{
GetServiceDeviceClassNames(services, devices, lnNode.Nodes);
}
}
/// <summary>
/// Handles when the user changes a label in the treeview.
/// </summary>
/// <param name="sender">The sender of the event.</param>
/// <param name="e">The event arguments.</param>
private void tbSelection_AfterLabelEdit(object sender, NodeLabelEditEventArgs e)
{
if (!e.CancelEdit && e.Label != null)
{
IUPnPTreeItem liItem = (IUPnPTreeItem)(e.Node.Tag);
liItem.VisibleItemText = e.Label;
tbSelection.UpdateNode(e.Node);
}
}
/// <summary>
/// Adds a UPnP tree item to the tree view.
/// </summary>
/// <param name="nodes">The nodes collection to add the item to.</param>
/// <param name="item">The item to add.</param>
/// <returns>The new tree node containing the item.</returns>
protected TreeNode AddUPnPItem(TreeNodeCollection nodes, IUPnPTreeItem item)
{
TreeNode ltnNode = nodes.Add(item.ItemKey, item.VisibleItemText);
// Get custom icon
Image liImage = item.ItemIcon;
int liIndex = 0;
// If custom icon is available
if (liImage != null)
{
// Then use its index
liIndex = ilIcons.Images.Add(liImage, Color.White);
}
else
{
// Otherwise, set the index based on its type
if (item is UPnPDeviceTreeItem)
{
liIndex = miDeviceImage;
}
if (item is UPnPServiceTreeItem)
{
liIndex = miServiceImage;
}
if (item is UPnPStateVarTreeItem)
{
liIndex = miStateVarImage;
}
if (item is UPnPActionTreeItem)
{
liIndex = miActionImage;
}
}
// Set the image indexes
ltnNode.ImageIndex = liIndex;
ltnNode.SelectedImageIndex = liIndex;
ltnNode.StateImageIndex = liIndex;
// Set the tag
ltnNode.Tag = item;
// Return the node
return(ltnNode);
}
/// <summary>
/// Occurs after an item in the UPnP browser tree view is selected.
/// </summary>
/// <param name="sender">The sender of the event.</param>
/// <param name="e">The event arguments.</param>
private void tvUPnP_AfterSelect(object sender, TreeViewEventArgs e)
{
// Get the selection tree item.
IUPnPTreeItem liItem = tvUPnP.SelectedItem;
// Save the currently showed control
ctlUPnPInfo liPrev = miInfo;
// Default to no new control
miInfo = null;
try
{
// If the new item is available
if (liItem != null)
{
// Get the control
miInfo = liItem.InfoControl;
// If the control is available
if (miInfo != null)
{
// Dock it and add it
miInfo.Dock = DockStyle.Fill;
pnlInfo.Controls.Add(miInfo);
}
}
}
finally
{
// If the old control was available
if (liPrev != null)
{
// Remove it and dispose it
pnlInfo.Controls.Remove(liPrev);
liPrev.Dispose();
}
}
}
/// <summary>
/// Defaults all the values for the nodes including class names.
/// </summary>
/// <param name="nodes">The nodes to default.</param>
private void DefaultNodes(TreeNodeCollection nodes)
{
foreach (TreeNode lnNode in nodes)
{
IUPnPTreeItem liItem = (IUPnPTreeItem)(lnNode.Tag);
if (liItem.LinkedObject is Service)
{
liItem.VisibleItemText = ((Service)(liItem.LinkedObject)).DefaultCodeGenClassName(CodeGenProvider);
}
if (liItem.LinkedObject is Device)
{
liItem.VisibleItemText = ((Device)(liItem.LinkedObject)).DefaultCodeGenClassName(CodeGenProvider);
}
tbSelection.UpdateNode(lnNode);
lnNode.Checked = true;
DefaultNodes(lnNode.Nodes);
}
}
/// <summary>
/// Updates a nodes details from its item.
/// </summary>
/// <param name="node">The node to update.</param>
public void UpdateNode(TreeNode node)
{
IUPnPTreeItem liItem = (IUPnPTreeItem)(node.Tag);
node.Text = liItem.VisibleItemText;
}
/// <summary>
/// Adds a UPnP tree item to the tree view.
/// </summary>
/// <param name="nodes">The nodes collection to add the item to.</param>
/// <param name="item">The item to add.</param>
/// <returns>The new tree node containing the item.</returns>
protected TreeNode AddUPnPItem(TreeNodeCollection nodes, IUPnPTreeItem item)
{
TreeNode ltnNode = nodes.Add(item.ItemKey, item.VisibleItemText);
// Get custom icon
Image liImage = item.ItemIcon;
int liIndex = 0;
// If custom icon is available
if (liImage != null)
// Then use its index
liIndex = ilIcons.Images.Add(liImage, Color.White);
else
{
// Otherwise, set the index based on its type
if (item is UPnPDeviceTreeItem) liIndex = miDeviceImage;
if (item is UPnPServiceTreeItem) liIndex = miServiceImage;
if (item is UPnPStateVarTreeItem) liIndex = miStateVarImage;
if (item is UPnPActionTreeItem) liIndex = miActionImage;
}
// Set the image indexes
ltnNode.ImageIndex = liIndex;
ltnNode.SelectedImageIndex = liIndex;
ltnNode.StateImageIndex = liIndex;
// Set the tag
ltnNode.Tag = item;
// Return the node
return ltnNode;
}
