YG-PVC-WCS/WCS_Client/UC/Control/TowDateTime/LC_TwoDateTime.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows.Forms;
using DevComponents.DotNetBar.Controls;

namespace WCS_Client.UC
{
    public class LC_TwoDateTime : TextBoxDropDown
    {
        public LC_TwoDateTime()
        {
            this.BackgroundStyle.Class = "TextBoxBorder";
            this.BackgroundStyle.CornerType = DevComponents.DotNetBar.eCornerType.Square;
            this.Style = DevComponents.DotNetBar.eDotNetBarStyle.StyleManagerControlled;
            this.BackColor = System.Drawing.SystemColors.Control;
            this.Margin = new System.Windows.Forms.Padding(0, 0, 0, 0);
            this.ReadOnly = true;
            this.ButtonCustom.Visible = true;
            this.ButtonCustom.Shortcut = DevComponents.DotNetBar.eShortcut.Ins;
            this.ButtonCustomClick += new EventHandler(Item_ButtonCustomClick);
            this.ButtonCustom2.Visible = false;
            this.ButtonDropDown.Visible = false;
            this.ButtonClear.Visible = true;
            this.ButtonClear.Shortcut = DevComponents.DotNetBar.eShortcut.Del;
            this.ButtonClearClick += new System.ComponentModel.CancelEventHandler(Item_ButtonClearClick);
        }
        DateTime _StartDateTime = DateTime.MinValue;
        DateTime _EndDateTime = DateTime.MinValue;

 

        private void Item_ButtonCustomClick(object sender, EventArgs e)
        {
            Frm_TowDateTime frm = new Frm_TowDateTime(_StartDateTime, _EndDateTime);
            frm.SubmitEvent += new Frm_TowDateTime.SubmitHandler(frm_SubmitEvent);
            frm.ShowDialog();
            frm = null;
        }

        public List<DateTime> GetValue()
        {
            if (!IsValueNull())
            {
                return new List<DateTime>() { _StartDateTime, _EndDateTime };
            }
            return null;
        }

        public void SetValue(List<DateTime> LCValue)
        {
            if (LCValue == null || LCValue.Count != 2)
            {
                frm_SubmitEvent(DateTime.MinValue, DateTime.MinValue);
            }
            else
            {
                frm_SubmitEvent(LCValue[0], LCValue[1]);
            }
        }

        /// <summary>
        /// 控件数据改变
        /// </summary>
        private void frm_SubmitEvent(DateTime SDataTime, DateTime EDateTime)
        {
            if (SDataTime == DateTime.MinValue || EDateTime == DateTime.MinValue || SDataTime > EDateTime)
            {
                _StartDateTime = DateTime.MinValue;
                _EndDateTime = DateTime.MinValue;
                this.Text = "";
            }
            else
            {
                _StartDateTime = SDataTime;
                _EndDateTime = EDateTime;
                this.Text = string.Format("[{0}] 至 [{1}]", _StartDateTime.ToString("yyyy-MM-dd HH:mm:ss"), _EndDateTime.ToString("yyyy-MM-dd HH:mm:ss"));
            }
        }

        /// <summary>
        /// 是否控件输入值是否为空
        /// </summary>
        /// <returns>true,空值;false,已经输入值</returns>
        public bool IsValueNull()
        {
            return (_StartDateTime == DateTime.MinValue || _EndDateTime == DateTime.MinValue || _StartDateTime > _EndDateTime);
        }

        private void Item_ButtonClearClick(object sender, System.ComponentModel.CancelEventArgs e)
        {
            this.Text = "";
            _StartDateTime = DateTime.MinValue;
            _EndDateTime = DateTime.MinValue;
        }
        public void ClearValue()
        {
            Item_ButtonClearClick(null, null);
        }

    }
}