AUCMA_SCADA/Aucma.Core.PrintTo/ViewModels/SpecialPrintViewModel.cs

using Aucma.Core.PrintTo.Common;
using Aucma.Core.PrintTo.Models;
using Aucma.Core.PrintTo.Views;
using Castle.Core.Internal;
using CommunityToolkit.Mvvm.ComponentModel;
using CommunityToolkit.Mvvm.Input;
using CommunityToolkit.Mvvm.Messaging;
using FastReport;
using log4net;
using MaterialDesignThemes.Wpf;
using System.Threading.Tasks;
using System.Windows;

namespace Aucma.Core.PrintTo.ViewModels
{
    public partial class SpecialPrintViewModel : ObservableObject
    {
        private static readonly log4net.ILog log = LogManager.GetLogger(typeof(IndexPageViewModel));
        public SpecialPrintViewModel(){ PrintNum = 0; }

        #region 打印
        /// <summary>
        /// 打印
        /// </summary>
        /// <returns></returns>
        [RelayCommand]
        public Task Print()
        {
            string barCode = BarCode;
            if (string.IsNullOrEmpty(barCode))
            {
                MessageBox.Show("放行码不能为空！", "系统提醒", MessageBoxButton.OK, MessageBoxImage.Warning);
                return Task.CompletedTask;
            }
            if (PrintNum<=0){
                MessageBox.Show("请输入打印数量！", "系统提醒", MessageBoxButton.OK, MessageBoxImage.Warning);
                return Task.CompletedTask;
            }
            //调用打印机
            SpecialPrintToView print =new SpecialPrintToView(barCode, PrintNum);
            print.ShowDialog();
            return Task.CompletedTask;
        }

        #region 打印机
        private static void PrintCode(string printer, string barCode)
        {
            //对接打印机
            Report barReport = new Report();
            barReport.Load(System.Environment.CurrentDirectory + @"\Report\MaterialBar.frx");//打印报表位置

            // 设置打印机和打印选项
            barReport.PrintSettings.ShowDialog = false; // 是否打开打印机选择框  
            barReport.PrintSettings.Printer = printer; // 设置打印机名称
            barReport.PrintSettings.Copies = 1; // 设置打印份数
                                                //barReport.PrintSettings.PageRange = "1-3"; // 设置打印页范围

            barReport.SetParameterValue("BoxBarData.Order_No", "");//订单码
            barReport.SetParameterValue("BoxBarData.Order_Material_Name", "");//物料名称
            barReport.SetParameterValue("BoxBarData.Bar_Code", barCode);//二维码

            //barReport.Prepare();
            //string BarPath = System.Environment.CurrentDirectory + @"\pdf\" + DateTime.Now.ToString("yyyyMMddHHmmss") + ".pdf";
            //barReport.Export(new PDFExport(), BarPath);
            barReport.Print();
        }

        #endregion

        #endregion

        #region 打印数量
        private int printNum;
        public int PrintNum
        {
            get { return printNum; }
            set
            {
                printNum = value;
                SetProperty(ref printNum, value);
            }
        }
        #endregion

        #region 打印条码
        private string barCode;
        public string BarCode
        {
            get { return barCode; }
            set
            {
                barCode = value;
                SetProperty(ref barCode, value);
            }
        }
        #endregion

        #region 关闭
        [RelayCommand]
        public void Close(object parameter)
        {
            var window = parameter as Window;
            if (window == null) return;
            // $"还有【{BarcodesUnprinted.Count}】个条码未打印。确定要退出打印？"
            if (MessageBox.Show("确定要退出打印吗？", "系统提醒", MessageBoxButton.YesNo, MessageBoxImage.Question, MessageBoxResult.No) == MessageBoxResult.Yes)
            {
                //if (printState == PrintState.Printing) MessageBox.Show("请暂停打印后关闭打印界面吗？", "系统提醒");
                //printState = PrintState.Stopped;
                window.Close();
            }
        }

        #endregion
    }
}