/// <summary>
/// Initializes a new instance of the ContentFilterCollection class, containing elements
/// copied from an array.
/// </summary>
/// <param name="items">
/// The array whose elements are to be added to the new ContentFilterCollection.
/// </param>
public ContentFilterCollection(ContentFilter[] items)
{
this.AddRange(items);
}
/// <summary>
/// Inserts an element into the ContentFilterCollection at the specified index
/// </summary>
/// <param name="index">
/// The index at which the ContentFilter is to be inserted.
/// </param>
/// <param name="value">
/// The ContentFilter to insert.
/// </param>
public virtual void Insert(int index, ContentFilter value)
{
this.List.Insert(index, value);
}
/// <summary>
/// Removes the first occurrence of a specific ContentFilter from this ContentFilterCollection.
/// </summary>
/// <param name="value">
/// The ContentFilter value to remove from this ContentFilterCollection.
/// </param>
public virtual void Remove(ContentFilter value)
{
this.List.Remove(value);
}
/// <summary>
/// Return the zero-based index of the first occurrence of a specific value
/// in this ContentFilterCollection
/// </summary>
/// <param name="value">
/// The ContentFilter value to locate in the ContentFilterCollection.
/// </param>
/// <returns>
/// The zero-based index of the first occurrence of the _ELEMENT value if found;
/// -1 otherwise.
/// </returns>
public virtual int IndexOf(ContentFilter value)
{
return this.List.IndexOf(value);
}
/// <summary>
/// Determines whether a specfic ContentFilter value is in this ContentFilterCollection.
/// </summary>
/// <param name="value">
/// The ContentFilter value to locate in this ContentFilterCollection.
/// </param>
/// <returns>
/// true if value is found in this ContentFilterCollection;
/// false otherwise.
/// </returns>
public virtual bool Contains(ContentFilter value)
{
return this.List.Contains(value);
}
/// <summary>
/// Adds the elements of an array to the end of this ContentFilterCollection.
/// </summary>
/// <param name="items">
/// The array whose elements are to be added to the end of this ContentFilterCollection.
/// </param>
public virtual void AddRange(ContentFilter[] items)
{
foreach (ContentFilter item in items)
{
this.List.Add(item);
}
}
/// <summary>
/// Adds an instance of type ContentFilter to the end of this ContentFilterCollection.
/// </summary>
/// <param name="value">
/// The ContentFilter to be added to the end of this ContentFilterCollection.
/// </param>
public virtual void Add(ContentFilter value)
{
this.List.Add(value);
}
private void contentFiltersGrid_ItemCommand(object source, DataGridCommandEventArgs e)
{
if ( e.CommandName == "AddItem" )
{
ContentFilter newFilter = new ContentFilter();
newFilter.Expression = "New Expression";
contentFilters.Insert(0,newFilter);
contentFiltersGrid.CurrentPageIndex = 0;
contentFiltersGrid.EditItemIndex = 0;
UpdateTestBox();
BindGrid();
}
else if ( e.CommandName == "MoveUp" && e.Item != null )
{
int position = e.Item.DataSetIndex;
if ( position > 0 )
{
ContentFilter filter = contentFilters[position];
contentFilters.RemoveAt( position );
contentFilters.Insert( position-1, filter );
contentFiltersGrid.CurrentPageIndex = (position-1) / contentFiltersGrid.PageSize;
if ( contentFiltersGrid.EditItemIndex == position )
{
contentFiltersGrid.EditItemIndex = position - 1;
}
else if ( contentFiltersGrid.EditItemIndex == position - 1)
{
contentFiltersGrid.EditItemIndex = position;
}
changesAlert.Visible = true;
}
UpdateTestBox();
BindGrid();
}
else if ( e.CommandName == "MoveDown" && e.Item != null )
{
int position = e.Item.DataSetIndex;
if ( position < contentFilters.Count-1 )
{
ContentFilter filter = contentFilters[position];
contentFilters.RemoveAt( position );
contentFilters.Insert( position+1, filter );
contentFiltersGrid.CurrentPageIndex = (position+1) / contentFiltersGrid.PageSize;
if ( contentFiltersGrid.EditItemIndex == position )
{
contentFiltersGrid.EditItemIndex = position + 1;
}
else if ( contentFiltersGrid.EditItemIndex == position + 1)
{
contentFiltersGrid.EditItemIndex = position;
}
changesAlert.Visible = true;
}
UpdateTestBox();
BindGrid();
}
}
