009_DI-Elec/newFront/c#前端/SWS.CAD/ViewModels/DialogIODistributionVM/DialogNewPositionalViewModel.cs

using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Linq;
using System.Windows;
using SWS.CAD.ViewModels.myViewModelBase;
using Prism.Ioc;
using SWS.CAD.Views.Dialog;
using Prism.Events;
using Unity;
using SWS.CAD.Event;
using Prism.Services.Dialogs;
using SWS.Commons;
using SWS.Model;

namespace SWS.CAD.ViewModels
{
    public class DialogNewPositionalViewModel: DialogBase, IDialogAware
    {
        #region 字段
        private ObservableCollection<propertyModel> _listPro = new ObservableCollection<propertyModel>();
        /// <summary>
        /// 属性列表
        /// </summary>
        public ObservableCollection<propertyModel> listPro
        {
            get { return _listPro; }
            set
            {
                _listPro = value;
                RaisePropertyChanged(nameof(listPro));
            }
        }

        private string _SelectionChanged;
        /// <summary>
        /// 用来监听下拉选择的值为“新增电缆位号”时弹出窗口
        /// </summary>
        public string SelectionChanged
        {
            get { return _SelectionChanged; }
            set { _SelectionChanged = value;
                RaisePropertyChanged(nameof(SelectionChanged));
            }
        }

        #endregion
        IEventAggregator eventAggregator;
        public DialogNewPositionalViewModel()
        {
            eventAggregator = GlobalObject.container.Resolve<IEventAggregator>();
            //订阅事件
            eventAggregator.GetEvent<NewPositional_SelectChangeEvent>().Subscribe(SelectChannelInfos, ThreadOption.UIThread, true);

        }
        public string Title => "";

        public event Action<IDialogResult> RequestClose;
        public bool CanCloseDialog()
        {
            return true;
        }

        public void OnDialogClosed()
        {

        }

        private List<string> handles = new List<string>();
        private ec_drawing_file objDwg;
        public async void OnDialogOpened(IDialogParameters parameters)
        {
            title = parameters.GetValue<string>(GlobalObject.dialogPar.title.ToString());
            #region 添加属性
            var propertyModels = parameters.GetValue<List<propertyModel>>(GlobalObject.dialogPar.para1.ToString());
            ObservableCollection<propertyModel> listPropertys = new ObservableCollection<propertyModel>();
            foreach (var item in propertyModels)
            {
                listPropertys.Add(item);
            }
            
            listPro = listPropertys;
            #endregion
        }

        public override void ExecuteOKCommandAsync(object para)
        {
            foreach (var p in listPro)
            {
                if(p.DisplayText.Equals("位置名称")){
                    if (string.IsNullOrEmpty(p.PropertyValue)) 
                    {
                        // 显示消息框
                        MessageBox.Show("属性项“位置名称”不能为空！", "KunHengCAD", MessageBoxButton.OK, MessageBoxImage.Warning);return;
                    }
                }
                if (p.DisplayText.Equals("电缆位号"))
                {
                    if (p.PropertyValue.Equals("新增电缆位号"))
                    {
                        return;

                    }
                }
            }

            IDialogParameters res = new DialogParameters();
            res.Add(GlobalObject.dialogPar.para1.ToString(), listPro);
            RequestClose.Invoke(new DialogResult(ButtonResult.Yes, res));
        }
        public override void ExecuteCloseCommand(object parameter)
        {
            //if (smInfos.Any(s => s.IsModified == true))
            //{
            //    MessageBoxResult resultMessage = MessageBox.Show("修改未保存，是否取消修改", "KunHengCAD", MessageBoxButton.OKCancel, MessageBoxImage.Question);
            //    if (resultMessage != MessageBoxResult.OK)
            //    {
            //        return;
            //    }
            //}
            if (parameter as string == "ClickNo")
            {
                DialogResult res = new DialogResult(ButtonResult.No);
                RequestClose.Invoke(res);
            }
            else
            {
                RequestClose.Invoke(new DialogResult(ButtonResult.Cancel));
            }
            this.Dispose();
        }

        #region 下拉列表选择改变时
        private ec_PanelStrip panelStrip;
        /// <summary>
        /// 下拉列表选择改变时调用
        /// </summary>
        /// 
        private async void SelectChannelInfos(propertyModel model)
        {
            if (model.PropertyValue.Equals("新增电缆位号"))
            {
                //打开窗体 
                IDialogParameters para = new DialogParameters();
                para.Add(GlobalObject.dialogPar.info.ToString(), true);
                var _dialogService = GlobalObject._prismContainer.Resolve<IDialogService>();
                _dialogService.ShowDialog(nameof(DialogNewComponent), para, async (RES) =>
                {
                    if (RES.Result == ButtonResult.Yes)
                    {
                        var reslistPro = RES.Parameters.GetValue<ObservableCollection<propertyModel>>(GlobalObject.dialogPar.para1.ToString());
                        var selectTagNumber = reslistPro.Where(p => p.DisplayText.Equals("位号")).Select(p => p.PropertyValue).FirstOrDefault();
                        listPro.Where(e=>e.DisplayText.Equals("电缆位号")).FirstOrDefault().PropertyValue = selectTagNumber;
                        //listPro.FirstOrDefault().Item
                    }
                    else if (RES.Result == ButtonResult.No)
                    {

                    }
                });
            }

        }
        #endregion
    }

}