DesignSurface - WPF Designer Extension


#region NameSpace Improts

using System;
using Microsoft.Windows.Design.Interaction;
using System.Windows.Media;
using Microsoft.Windows.Design.Model;
using System.Windows.Controls;

#endregion

namespace Creatives.Design.Surface
{
	/// <summary>
	/// Defines a <see cref="SurfacePanel"/>.
	/// </summary>
	internal class SurfacePanel : AdornerPanel
	{
		#region Ctor

		public SurfacePanel(ModelItem modelItem, DesignerVerbCollection verbs)
			: base()
		{
			_verbs = verbs;
			_modelItem = modelItem;

			IsContentFocusable = true;
		}

		#endregion

		#region Properties

		private ModelItem _modelItem;
		private DesignerVerbCollection _verbs;
		private PropertyGrid _propertyGrid = null;

		public ModelItem ModelItem
		{
			get { return _modelItem; }
		}

		public DesignerVerbCollection Verbs
		{
			get { return _verbs; }
		}

		internal PropertyGrid PropertyGrid
		{
			get 
			{
				if (_propertyGrid == null)
				{
					_propertyGrid = new PropertyGrid(ModelItem, Verbs);
					
					InitPropertyGrid();
				}

				return _propertyGrid;
			}
		}

		#endregion

		#region Implementation

		private void InitPropertyGrid()
		{
			this.Children.Add(_propertyGrid);

			/* Positions the property grid to the right by 5 pixels */
			AdornerPanel.SetAdornerHorizontalAlignment(PropertyGrid, AdornerHorizontalAlignment.OutsideRight);
			AdornerPanel.SetAdornerVerticalAlignment(PropertyGrid, AdornerVerticalAlignment.Top);
			AdornerPanel.SetAdornerMargin(PropertyGrid, new System.Windows.Thickness(0, 0, 5, 5));
		}

		#endregion
	}
}