using System; using System.Collections.Generic; using System.Linq; using System.Text; using Signum.Utilities; using Signum.Utilities.ExpressionTrees; namespace Signum.Entities.DynamicQuery { [Serializable] public class Column : IEquatable<Column> { public string DisplayName { get; set; } public QueryToken Token { get; internal set; } public Column(QueryToken token, string displayName) { Token = token; DisplayName = displayName; } public Column(ColumnDescription cd) : this(QueryToken.NewColumn(cd), cd.DisplayName) { } public string Name { get { return Token.FullKey(); } } public Type Type { get { return Token.Type; } } public Implementations Implementations { get { return Token.Implementations(); } } public string Format { get { return Token.Format; } } public string Unit { get { return Token.Unit; } } public override string ToString() { return "{0} '{1}'".Formato(Token.FullKey(), DisplayName); } public bool Equals(Column other) { return Token.Equals(other.Token) && DisplayName == other.DisplayName; } public override bool Equals(object obj) { return obj is Column && base.Equals((Column)obj); } public override int GetHashCode() { return ToString().GetHashCode(); } } //Temporaly used by the engine public class _EntityColumn : Column { public _EntityColumn(ColumnDescription entityColumn) : base(QueryToken.NewColumn(entityColumn), null) { if (!entityColumn.IsEntity) throw new ArgumentException("entityColumn"); } } public enum ColumnOptionsMode { Add, Remove, Replace, } }
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