// // System.ComponentModel.DesignerAttribute.cs // // Author: // Alejandro Sánchez Acosta (raciel@es.gnu.org) // Andreas Nahr (ClassDevelopment@A-SoftTech.com) // // (C) Alejandro Sánchez Acosta // (C) 2003 Andreas Nahr // // // 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. // using System.ComponentModel.Design; namespace System.ComponentModel { /// /// Designer Attribute for classes. /// [AttributeUsage(AttributeTargets.Class | AttributeTargets.Interface, AllowMultiple = true, Inherited = true)] public sealed class DesignerAttribute : Attribute { private string name; private string basetypename; public DesignerAttribute (string designerTypeName) { if (designerTypeName == null) throw new NullReferenceException (); name = designerTypeName; basetypename = typeof(IDesigner).FullName; } public DesignerAttribute (Type designerType) : this (designerType.AssemblyQualifiedName) { } public DesignerAttribute (string designerTypeName, Type designerBaseType) : this (designerTypeName, designerBaseType.AssemblyQualifiedName) { } public DesignerAttribute (Type designerType, Type designerBaseType) : this (designerType.AssemblyQualifiedName, designerBaseType.AssemblyQualifiedName) { } public DesignerAttribute (string designerTypeName, string designerBaseTypeName) { if (designerTypeName == null) throw new NullReferenceException (); name = designerTypeName; basetypename = designerBaseTypeName; } public string DesignerBaseTypeName { get { return basetypename; } } public string DesignerTypeName { get { return name; } } public override object TypeId { get { string baseTypeNameOnly = basetypename; int index = baseTypeNameOnly.IndexOf (','); if (index != -1) // strip name baseTypeNameOnly = baseTypeNameOnly.Substring (0, index); return this.GetType ().ToString() + baseTypeNameOnly; } } public override bool Equals (object obj) { if (!(obj is DesignerAttribute)) return false; return ((DesignerAttribute) obj).DesignerBaseTypeName.Equals (basetypename) && ((DesignerAttribute) obj).DesignerTypeName.Equals (name); } public override int GetHashCode () { return string.Concat(name, basetypename).GetHashCode (); } } }