/// <summary>
/// The TopLevelList_Select server event handler is used to
/// expand/collapse a selected discussion topic and delte individual items
/// </summary>
/// <param name="Sender"></param>
/// <param name="e">DataListCommandEventAargs e</param>
/// <returns>void return</returns>
public void TopLevelListOrDetailList_Select(object Sender, DataListCommandEventArgs e)
{
// Determine the command of the button
string command = ((System.Web.UI.WebControls.CommandEventArgs)(e)).CommandName;
// Update asp:datalist selection index depending upon the type of command
// and then rebind the asp:datalist with content
switch (command)
{
case "CollapseThread":
{
TopLevelList.SelectedIndex = -1; // nothing is selected
break;
}
case "ExpandThread":
{
TopLevelList.SelectedIndex = e.Item.ItemIndex;
DiscussionDB discuss = new DiscussionDB();
int ItemID = Int32.Parse(e.CommandArgument.ToString());
discuss.IncrementViewCount(ItemID);
break;
}
case "ShowThreadNewWindow": // open up the entire thread in a new window
{
TopLevelList.SelectedIndex = e.Item.ItemIndex;
DiscussionDB discuss = new DiscussionDB();
int ItemID = Int32.Parse(e.CommandArgument.ToString());
discuss.IncrementViewCount(ItemID);
Response.Redirect(FormatUrlShowThread(ItemID));
break;
}
/*
* case "SelectTitle":
* TopLevelList.SelectedIndex = e.Item.ItemIndex;
* Response.Redirect(FormatUrlShowThread((int)DataBinder.Eval(Container.DataItem, "ItemID")));
* break;
*/
case "delete": // the "delete" command can come from the TopLevelList or the DetailList
{
DiscussionDB discuss = new DiscussionDB();
int ItemID = Int32.Parse(e.CommandArgument.ToString());
discuss.DeleteChildren(ItemID);
// DetailList.DataBind(); // synchronize the control and database after deletion
break;
}
default:
break;
}
BindList();
}
/// <summary> ThreadList_Select processes user events to add, edit, and delete topics </summary>
/// <param name="Sender"></param>
/// <param name="e">DataListCommandEventAargs e</param>
/// <returns>returns nothing</returns>
public void ThreadList_Select(object Sender, DataListCommandEventArgs e)
{
// Determine the command of the button
string command = ((System.Web.UI.WebControls.CommandEventArgs)(e)).CommandName;
switch (command)
{
case "delete":
DiscussionDB discuss = new DiscussionDB();
int ItemID = Int32.Parse(e.CommandArgument.ToString());
discuss.DeleteChildren(ItemID);
break;
case "return_to_discussion_list":
RedirectBackToReferringPage();
break;
default:
break;
}
BindList(GetItemID());
return;
}