private void AddContent(string uriString)
{
MdiDemoContent newContent = null;
switch (uriString)
{
case "MdiWindow":
newContent = new MdiDemoContent()
{
Title = "Empty"
};
break;
case "Small":
newContent = new MdiDemoColorGridContent()
{
Title = "Small Grid", NumberOfCells = 100
};
break;
case "Medium":
newContent = new MdiDemoColorGridContent()
{
Title = "Medium Grid", NumberOfCells = 1000
};
break;
case "Large":
newContent = new MdiDemoColorGridContent()
{
Title = "Large Grid", NumberOfCells = 10000
};
break;
default:
newContent = new MdiDemoPageContent()
{
Title = uriString, Uri = new Uri(uriString, UriKind.Relative)
};
break;
}
if (!(new Rect(MainMdiView.RenderSize).Contains(_nextNewContentPosition)))
{
_nextNewContentPosition = new Point(0, 0);
}
newContent.WindowRect = new Rect(_nextNewContentPosition, new Size(300, 200));
_nextNewContentPosition.Offset(20, 20);
Workspace.Content.Add(newContent);
}
/// <summary>
/// Execute handler for the MdiCommands.CloseWindow command.
/// </summary>
/// <remarks>
/// The command is only enabled if the MdiWindow instance is one
/// of the containers generated for one of the MdiDemoContent
/// instances in Worspace.Content. When the command is executed,
/// the item is removed from the Workspace.Content collection.
/// </remarks>
private void CloseWindow_Execute(object sender, ExecutedRoutedEventArgs e)
{
MdiWindow window = MainMdiView.ContainerFromElement((DependencyObject)e.OriginalSource);
if (window != null)
{
MdiDemoContent item = MainMdiView.ItemContainerGenerator.ItemFromContainer(window) as MdiDemoContent;
if (item != null && Workspace.Content.Contains(item))
{
Workspace.Content.Remove(item);
}
}
}