Sanya-ips/ipstool/ipssps2/Ips.Sps.Host.Win/Sigs/SigListForm.cs

using DevExpress.Xpo;
using DevExpress.Xpo.DB;
using DevExpress.XtraEditors;
using Ips.Library.DxpLib;
using Ips.Sps.Sigs;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace Ips.Sps.Sigs
{
    public partial class SigListForm : DevExpress.XtraEditors.XtraForm
    {
        public SigListForm()
        {
            InitializeComponent();
        }

        public Session Session { get; private set; }

        XPCollection<Signal> _signalList;

        private void SigListForm_Load(object sender, EventArgs e)
        {
            Reload();
            gvSigList.BestFitColumns();
        }

        private void Reload()
        {
            Session = new Session();
            _signalList = new XPCollection<Signal>(Session, null, new SortProperty[]{
                new SortProperty(nameof(Signal.SigCategory), SortingDirection.Ascending),
                new SortProperty(nameof(Signal.SigFreq), SortingDirection.Ascending),
                new SortProperty(nameof(Signal.BandWidth), SortingDirection.Ascending)
            });
            bsSigList.DataSource = _signalList;
        }

        private void gvSigList_RowClick(object sender, DevExpress.XtraGrid.Views.Grid.RowClickEventArgs e)
        {
            if (e.Clicks == 2)
            {
                e.Handled = true;
                btnEdit.PerformClick();
            }
        }

        private void ShowEditForm(int? id)
        {
            var form = new SigEditForm(id);
            form.FormClosed += EditFormClosed;
            try
            {
                form.ShowDialog();
            }
            finally
            {
                form.Dispose();
            }
        }

        private void EditFormClosed(object sender, FormClosedEventArgs e)
        {
            var form = sender as SigEditForm;
            form.FormClosed -= EditFormClosed;
            if (form.Id.HasValue)
            {
                Reload();
                gvSigList.FocusedRowHandle = gvSigList.LocateByValue(nameof(Signal.Oid), form.Id);
            }
        }

        private void btnAdd_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            ShowEditForm(null);
        }

        private void btnEdit_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            if (gvSigList.FocusedRowHandle < 0) return;
            int id = (int)gvSigList.GetFocusedRowCellValue(colOid);
            ShowEditForm(id);
        }

        private void btnDelete_ItemClick(object sender, DevExpress.XtraBars.ItemClickEventArgs e)
        {
            if (gvSigList.FocusedRowHandle < 0) return;
            var handles = gvSigList.GetSelectedRows();
            if (handles.Length == 0) return;
            if (MsgHelper.ShowConfirm("确定删除选中的记录吗？"))
            {
                var modelList = handles.Select(m => gvSigList.GetRow(m) as Signal).ToList();
                Session.Delete(modelList);
                Reload();
            }
        }

        private void gvSigList_CustomColumnDisplayText(object sender, DevExpress.XtraGrid.Views.Base.CustomColumnDisplayTextEventArgs e)
        {
            if (e.Column == colSigFreq)
            {
                var signal = _signalList[e.ListSourceRowIndex];
                if (signal.SigCategory == Library.Entity.SignalCategory.SctSig)
                {
                    e.DisplayText = $"[{signal.FreqStart}-{signal.FreqEnd}]-({signal.FreqStep}kHz)";
                }
            }
        }
    }
}