// Get the ScriptTemplateControl object from a TemplateControl
internal static ScriptTemplateControl GetScriptTemplateControl(Control c)
{
TemplateControl templateControl = c.TemplateControl;
IScriptTemplateControl iscriptTemplateControl = templateControl as IScriptTemplateControl;
if (iscriptTemplateControl == null)
{
throw new Exception("The page '" + templateControl.AppRelativeVirtualPath +
"' doesn't have the expected script base type (i.e. ScriptPage, ScriptUserControl or ScriptMaster)");
}
return(iscriptTemplateControl.ScriptTemplateControl);
}
protected override void OnInit(EventArgs e)
{
base.OnInit(e);
// Fail if we didn't get a virtual path
if (String.IsNullOrEmpty(_virtualPath))
{
ThrowException("The UserControl tag must have a 'VirtualPath' attribute", null);
}
try {
_uc = TemplateControl.LoadControl(_virtualPath);
} catch (Exception exception) {
ThrowException(null, exception);
}
// Give our ID to the created UserControl, and change ours to avoid conflict
string id = ID;
ID = "__" + id;
_uc.ID = id;
// Handle expando attributes by forwarding them to the created control
IScriptTemplateControl scriptUC = _uc as IScriptTemplateControl;
if (scriptUC != null)
{
if (_attributes != null)
{
foreach (KeyValuePair <string, string> entry in _attributes)
{
try {
scriptUC.ScriptTemplateControl.SetProperty(entry.Key, entry.Value);
} catch (Exception exception) {
ThrowException(null, exception);
}
}
}
}
Controls.Clear();
Controls.Add(_uc);
}
private string GetScriptFromTemplateControl()
{
IScriptTemplateControl iscriptTemplateControl = (IScriptTemplateControl)_templateControl;
string code = iscriptTemplateControl.InlineScript;
if (code == null)
{
return(String.Empty);
}
StringBuilder builder = new StringBuilder();
// Append enough blank lines to reach the start line of the script block in the page
for (int line = 1; line < iscriptTemplateControl.InlineScriptLine; line++)
{
builder.AppendLine();
}
builder.Append(code);
return(builder.ToString());
}
