formula_manage/Windows/Print.xaml.cs

using System;
using System.Collections.Generic;
using System.Data;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Forms;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Shapes;
using ThoughtWorks.QRCode.Codec;
using System.Drawing;
using System.Drawing.Imaging;
using System.Drawing.Printing;
using formula_manage.UserClass;
using System.Xml.Linq;

namespace formula_manage.Windows
{
    /// <summary>
    /// Print.xaml 的交互逻辑
    /// </summary>
    public partial class Print : Window
    {
        public Print()
        {
            WindowStartupLocation = WindowStartupLocation.CenterScreen;
            InitializeComponent();
            cbxPrinter.ItemsSource = this.GetLocalPrinters();
        }

        public string INIPath = Convert.ToString(System.AppDomain.CurrentDomain.BaseDirectory) + "formula.ini";

        bool Printer;
        string Printer_NAME;

        private void Window_Print(object sender, RoutedEventArgs e)
        {
            UserClass.IniFile.IniFiles Configini = new UserClass.IniFile.IniFiles(INIPath);

            Printer = Boolean.Parse(Configini.IniReadvalue("PRINTER", "P1"));
            Printer_NAME = Configini.IniReadvalue("PRINTER", "P2");    //读配置文件
        }
        private void Button_Click(object sender, RoutedEventArgs e)  //SQL_DISPEN_bak路径选择按钮
        {
            FolderBrowserDialog Dilog = new FolderBrowserDialog();
            Dilog.SelectedPath = Print_path.Text;  //打开目录
            Dilog.ShowNewFolderButton = false;   //不显示新建文件夹按钮
                                                 //
            if (Dilog.ShowDialog() == System.Windows.Forms.DialogResult.OK)
            {
                Print_path.Text = Dilog.SelectedPath;   //返回选择的字符串
            }
        }
        private void Button_Click_1(object sender, RoutedEventArgs e)  //编辑模板
        {
         /*   if (string.IsNullOrEmpty(Print_path.Text))
            {
                System.Windows.MessageBox.Show("模板不能为空");
                return;
            }*/
            var data = this.CreateBillData();
            if (!data.Item1)
            {
                System.Windows.MessageBox.Show("模拟数据生成错误");
                return;
            }

            var tuple = PrintHelper.Design(Print_path.Text, data.Item2, data.Item3);
            if (!tuple.Item1)
            {
                System.Windows.MessageBox.Show($"打开设计器失败：{tuple.Item2}");
            }
        }
        private void Button_Click_2(object sender, RoutedEventArgs e)  //预览模板
        {

        }

        private Tuple<bool, Dictionary<string, object>, DataSet> CreateBillData()
        {
            //注意事项
            //小票打印和门票一样，主要的区别是小票动态数据会变化，小票的长度也会动态改变
            //这里主要演示下  动态数据源  为了动态拉伸，除了传入数据源，在模板上面code部分需要加代码
            Dictionary<string, object> dic = new Dictionary<string, object>();
            dic.Add("billNo", "2018111100002222");
            dic.Add("optorName", "管理员");

            //组装dataset数据源
            DataTable dtDetail = new DataTable("dtDetail");
            dtDetail.Columns.Add("GOODSCODE");
            dtDetail.Columns.Add("GOODSNAME");
            dtDetail.Columns.Add("GOODSPRICE");
            dtDetail.Columns.Add("GOODSCOUNT");
            dtDetail.Columns.Add("PAYSUM");

            //加10种商品
            for (int i = 1; i <= 10; i++)
            {
                dtDetail.Rows.Add("10000" + 1, "测试商品" + i, 10.00m, 5, 50.00m);
            }


            DataSet dsFrx = new DataSet();
            dsFrx.Tables.Add(dtDetail);

            return new Tuple<bool, Dictionary<string, object>, DataSet>(true, dic, dsFrx);
        }

        private void Print_Checked(object sender, RoutedEventArgs e)  //打印机是否生效
        {
            Printer = TEXT_Print.IsChecked.GetValueOrDefault();    //打印机是否生效
            cbxPrinter.IsEnabled = Printer;      //
        }

        private List<XElement> GetLocalPrinters() //查找打印机
        {
            List<XElement> list = new List<XElement>();
            try
            {
                foreach (string fPrinterName in PrinterSettings.InstalledPrinters)
                {
                    var xePrintName = new XElement("Item", new XElement("OPTIONNAME", fPrinterName.Trim()), new XElement("OPTIONCODE", fPrinterName.Trim()));

                    if (!list.Contains(xePrintName))
                        list.Add(xePrintName);
                }
            }
            catch (Exception ex)
            {

            }
            return list;
        }
    }
}