private void AddActionLinksOnDataBind()
{
if (HaveValidActions())
{
Validator.ThrowInvalidIf(!Page.EnableViewState, "ActionLinksRequireViewState");
ActionTemplate actionTemplate = new ActionTemplate(this);
TemplateField fld = new TemplateField();
fld.HeaderText =
(_actionHeaderText == null) ? "" : _actionHeaderText;
fld.ItemTemplate = actionTemplate;
this.gridView.Columns.Add(fld);
}
}
internal void AddActionLinksToContainer(
Control container,
int rowIndex,
ActionTemplate actionTemplate)
{
string linkSpacer = _actionSpacer;
if (linkSpacer == null)
{
linkSpacer = " ";
}
for (int i = 0; i < _actionLabels.Length; ++i)
{
if (i > 0)
{
Literal litSpacer = new Literal();
litSpacer.Text = linkSpacer;
container.Controls.Add(litSpacer);
}
LinkButton link = new LinkButton();
link.CausesValidation = false;
link.EnableViewState = true;
link.Text = _actionLabels[i];
link.CommandName = _actionCommands[i];
link.Command += new CommandEventHandler(HandleAction);
if (_clientActionFunction != null)
{
link.OnClientClick =
"return(" + _clientActionFunction +
"(event,'" + _actionCommands[i] + "','[KEY]'));";
}
if (actionTemplate != null)
{
// data binding ... pick up from there
link.DataBinding +=
new EventHandler(actionTemplate.OnLinkDataBinding);
}
else
{
// restoring from view state ... pick up from DataKeys
string key =
this.gridView.DataKeys[rowIndex].Value.ToString();
link.CommandArgument = key;
if (!String.IsNullOrEmpty(link.OnClientClick))
{
link.OnClientClick =
link.OnClientClick.Replace("[KEY]", key);
}
}
container.Controls.Add(link);
}
}