private void OnAddComponent( ComponentUiElement element, ComponentTypeUiElement addTypeElement )
{
// TODO: AP: Switch to factory pattern
object component = Activator.CreateInstance( addTypeElement.ComponentType );
m_Aggregator.Add( element.Component, component );
m_View.AddComponent( element, m_UiFactory.GetElement( element, component ) );
}
/// <summary>
/// Adds all child components of the parent composite in a UI element, to the view
/// </summary>
private void AddComponents( ComponentUiElement parentElement )
{
foreach ( object component in m_Aggregator.GetChildComponents( parentElement.Component ) )
{
ComponentUiElement uiElement = m_UiFactory.GetElement( parentElement, component );
m_View.AddComponent( parentElement, uiElement );
AddComponents( uiElement );
}
}
private void OnEditComponent( ComponentUiElement element )
{
Type[] allowedComponentTypes = m_Dependencies.GetAllowedComponentTypes( element.Component.GetType( ) );
ComponentTypeUiElement[] allowedComponentTypeUiElements = new ComponentTypeUiElement[ allowedComponentTypes.Length ];
for ( int i = 0; i < allowedComponentTypes.Length; ++i )
{
allowedComponentTypeUiElements[ i ] = m_UiFactory.GetTypeElement( allowedComponentTypes[ i ] );
}
m_View.ShowEditOptions( element, allowedComponentTypeUiElements );
}
private void OnRemoveComponent( ComponentUiElement element )
{
m_Aggregator.Remove( element.ParentUiElement.Component, element.Component );
m_View.RemoveComponent( element );
}
/// <summary>
/// Creates a component UI element from the specified component
/// </summary>
/// <param name="parentUiElement">Parent UI element (null if new element is a root element)</param>
/// <param name="component">Component requiring UI element</param>
/// <returns>Returns a new component UI element for the component</returns>
public ComponentUiElement GetElement( ComponentUiElement parentUiElement, object component )
{
Arguments.CheckNotNull( component, "component" );
return new ComponentUiElement( component, component.ToString( ), parentUiElement, GetTypeElement( component.GetType( ) ) );
}
/// <summary>
/// Raises a <see cref="ComponentSelectedEvent"/> in the envionment events service
/// </summary>
private void OnSelectionChanged( ComponentUiElement element )
{
IEventService events = m_Environment.EnsureGetService<IEventService>( );
events.Raise( this, new ComponentSelectedEvent( element.Component, new object[] { element.Component } ) );
}
/// <summary>
/// Adds a component to the view, adding it to the specified parent item
/// </summary>
/// <param name="parent">Parent item</param>
/// <param name="component">Component item to add</param>
public void AddComponent( ComponentUiElement parent, ComponentUiElement component )
{
TreeNode parentNode = m_NodeMap[ parent ];
TreeNode node = CreateTreeNode( component );
parentNode.Nodes.Add( node );
m_NodeMap.Add( component, node );
}
/// <summary>
/// Adds a component to the view
/// </summary>
/// <param name="component">Component to add</param>
public void AddComponent( ComponentUiElement component )
{
TreeNode node = CreateTreeNode( component );
compositeTreeView.Nodes.Add( node );
m_NodeMap.Add( component, node );
}
private static TreeNode CreateTreeNode( ComponentUiElement component )
{
TreeNode node = new TreeNode( component.Text );
node.Tag = component;
return node;
}
/// <summary>
/// Shows options for editing an element
/// </summary>
public void ShowEditOptions( ComponentUiElement component, ComponentTypeUiElement[] addTypes )
{
ContextMenuStrip strip = new ContextMenuStrip( );
ToolStripMenuItem addSubMenu = ( ToolStripMenuItem )strip.Items.Add( "Add" );
foreach ( ComponentTypeUiElement typeElement in addTypes )
{
ComponentTypeUiElement curTypeElement = typeElement;
ToolStripItem addItem = addSubMenu.DropDownItems.Add( typeElement.Name, typeElement.Image );
addItem.Click += delegate { AddToComponent( component, curTypeElement ); };
}
ToolStripItem removeItem = strip.Items.Add( "Remove" );
removeItem.Click += delegate { RemoveSelectedComponent( component ); };
strip.Show( this, m_LastClickLocation );
}
/// <summary>
/// Removes the specified component from the view (and all child elements)
/// </summary>
/// <param name="component">Component to remove</param>
public void RemoveComponent( ComponentUiElement component )
{
TreeNode node = m_NodeMap[ component ];
node.Remove( );
m_NodeMap.Remove( component );
}
