/// <summary>
/// Handles toolbar item events.
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
protected void Items_ItemSubmitted(ToolbarItem item)
{
//bubble event
if (ItemPostBack != null) ItemPostBack(item);
}
/// <summary>
/// Renders a table cell of a given toolbar item.
/// </summary>
/// <param name="item">Item to be rendered.</param>
/// <param name="writer">Writer that streams output to the client.</param>
protected void RenderItemCell(ToolbarItem item, HtmlTextWriter writer)
{
TableCell cell = new TableCell();
cell.HorizontalAlign = item.HorizontalAlign;
cell.VerticalAlign = item.VerticalAlign;
if (item is ToolbarSeparator)
{
//set separator height (custom if set or toolbar property)
if (this.Orientation == ToolbarOrientation.Horizontal)
//set the cell width on a horizontal toolbar
cell.Width = item.ItemCellDistance == Unit.Empty ? this.SeparatorCellDistance : item.ItemCellDistance;
else
//set the cell height on a vertical toolbar
cell.Height = item.ItemCellDistance == Unit.Empty ? this.SeparatorCellDistance : item.ItemCellDistance;
if (this.SeparatorImageUrl != String.Empty)
{
Image img = new Image();
img.ImageUrl = this.SeparatorImageUrl;
cell.Controls.Add(img);
}
else
{
cell.Text = " ";
}
cell.RenderControl(writer);
}
else
{
if (this.Orientation == ToolbarOrientation.Horizontal)
//set the cell width on a horizontal toolbar
cell.Width = item.ItemCellDistance == Unit.Empty ? this.ItemCellDistance : item.ItemCellDistance;
else
//set the cell height on a vertical toolbar
cell.Height = item.ItemCellDistance == Unit.Empty ? this.ItemCellDistance : item.ItemCellDistance;
//render the item
cell.RenderBeginTag(writer);
item.RenderControl(writer);
cell.RenderEndTag(writer);
}
}
/// <summary>
/// Removes an item from the internal <c>Controls</c>
/// collection.
/// </summary>
/// <param name="item"></param>
protected void items_ItemRemoved(ToolbarItem item)
{
this.Controls.Remove(item);
}
/// <summary>
/// Adds a new item to the internal <c>Controls</c>
/// collection.
/// </summary>
/// <param name="item"></param>
protected void items_ItemAdded(ToolbarItem item)
{
this.Controls.Add(item);
if (item is IPostBackToolbarItem)
{
//register click event handler
((IPostBackToolbarItem)item).ItemSubmitted += new ItemEventHandler(Items_ItemSubmitted);
}
}
/// <summary>
/// Gets the index of a toolbar item.
/// </summary>
/// <param name="item"></param>
/// <returns></returns>
public int IndexOf(ToolbarItem item)
{
return this.List.IndexOf(item);
}
/// <summary>
/// Adds an item to the list.
/// </summary>
/// <param name="item"></param>
public void Add(ToolbarItem item)
{
if (item.ItemId == String.Empty) item.ItemId = item.ID;
this.List.Add(item);
}
/// <summary>
/// Adds an item at a given position.
/// </summary>
/// <param name="index">Zero-based index of the item.</param>
/// <param name="item">Item to be added.</param>
public void Insert(int index, ToolbarItem item)
{
this.List.Insert(index, item);
}