using System;
using System.Drawing;

namespace FastReport.FastQueryBuilder
{
    internal class AddTableEventArgs : EventArgs
    {
        public AddTableEventArgs(Table table, Point position, string alias = "")
        {
            if (table == null)
                new Exception("The table should not be nill");
            this.table = table;
            this.position = position;
            this.alias = alias;
        }
        public Table table;
        public Point position;
        public string alias;
        public ITableView tableView;
    }

    internal delegate void AddTableEventHandler(object sender, AddTableEventArgs ate);

    internal class AddLinkEventArgs : EventArgs
    {
        public AddLinkEventArgs(Field from, Field to)
        {
            this.fieldFrom = from;
            this.fieldTo = to;
            useDefaults = true;
        }

        public AddLinkEventArgs(Field from, Field to, QueryEnums.JoinTypes joinType, QueryEnums.WhereTypes whereType)
        {
            this.fieldFrom = from;
            this.fieldTo = to;
            this.joinType = joinType;
            this.whereType = whereType;
        }

        public Field fieldFrom;
        public Field fieldTo;
        public QueryEnums.JoinTypes joinType;
        public QueryEnums.WhereTypes whereType;
        public bool useDefaults;
    }

    internal delegate void AddLinkEventHandler(object sender, AddLinkEventArgs ate);

    internal class CheckFieldEventArgs : EventArgs
    {
        public CheckFieldEventArgs(Field field)
        {
            if (field == null)
                new Exception("The field should not be nill");
            this.field = field;
        }
        public Field field;
        public bool value;
    }

    internal delegate void CheckFieldEventHandler(object sender, CheckFieldEventArgs ate);

}