//
// System.ComponentModel.Design.DesignSurfaceCollection
//
// Authors:
// Ivan N. Zlatev (contact i-nZ.net)
//
// (C) 2006 Ivan N. Zlatev
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
//
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//
#if NET_2_0
using System;
using System.ComponentModel;
using System.Collections;
namespace System.ComponentModel.Design{
// A read-only collection of design surfaces.
// A wrapper around a DesignerCollection, which get's the DesignSurface for the IDesignerHost
// on the fly.
//
public sealed class DesignSurfaceCollection : ICollection, IEnumerable
{
private class DesignSurfaceEnumerator : IEnumerator
{
IEnumerator _designerCollectionEnumerator;
public DesignSurfaceEnumerator (IEnumerator designerCollectionEnumerator)
{
_designerCollectionEnumerator = designerCollectionEnumerator;
}
public bool MoveNext ()
{
return _designerCollectionEnumerator.MoveNext ();
}
public void Reset ()
{
_designerCollectionEnumerator.Reset ();
}
public object Current {
get {
IDesignerHost designer = (IDesignerHost) _designerCollectionEnumerator.Current;
DesignSurface surface = designer.GetService (typeof (DesignSurface)) as DesignSurface;
if (surface == null)
throw new NotSupportedException ();
return surface;
}
}
} // DesignSurfaceEnumerator
private DesignerCollection _designers;
internal DesignSurfaceCollection (DesignerCollection designers)
{
if (designers == null)
designers = new DesignerCollection (null);
_designers = designers;
}
public int Count {
get { return _designers.Count; }
}
public DesignSurface this[int index] {
get {
IDesignerHost designer = _designers[index];
DesignSurface surface = designer.GetService (typeof (DesignSurface)) as DesignSurface;
if (surface == null)
throw new NotSupportedException ();
return surface;
}
}
public void CopyTo (DesignSurface[] array, int index)
{
((ICollection) this).CopyTo (array, index);
}
void ICollection.CopyTo (Array array, int index)
{
foreach (DesignSurface surface in this) {
array.SetValue (surface, index);
index++;
}
}
public IEnumerator GetEnumerator ()
{
return new DesignSurfaceEnumerator (_designers.GetEnumerator ());
}
IEnumerator IEnumerable.GetEnumerator ()
{
return GetEnumerator ();
}
int ICollection.Count {
get { return this.Count; }
}
bool ICollection.IsSynchronized {
get { return false; }
}
object ICollection.SyncRoot {
get { return null; }
}
}
}
#endif
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