基本信息

---

下载

   友情提示：（无需注册或充值，赞助后即可获取资源下载链接）

---

     嘿，亲！知识可是无价之宝呢，但咱这精心整理的资料也耗费了不少心血呀。小小地破费一下，绝对物超所值哦！如有下载和支付问题，请联系我们QQ(微信同号)：78630559

本次赞助数额为： 2 元　

支付宝支付

微信支付

   源码介绍

---

using System;
using System.Threading;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Documents;
using System.Windows.Threading;

namespace WpfPrintDemo
{
    public partial class MainWindow : Window
    {
        private delegate void DoPrintMethod(PrintDialog pdlg, DocumentPaginator paginator);
        private delegate void EnableButtonMethod();
        private Timer m_timerToEnableButton;

        private void DoPrint(PrintDialog pdlg, DocumentPaginator paginator)
        {
            pdlg.PrintDocument(paginator, "Order Document");
        }

        private void EnableButton()
        {
            btnPrintDirect.IsEnabled = true;
        }
        
        public MainWindow()
        {
            InitializeComponent();
        }

        private void btnPrintPreview_Click(object sender, RoutedEventArgs e)
        {
            PrintPreviewWindow previewWnd = new PrintPreviewWindow("OrderDocument.xaml", GlobalData.m_orderExample, new OrderDocumentRenderer());
            previewWnd.Owner = this;
            previewWnd.ShowInTaskbar = false;
            previewWnd.ShowDialog();
        }

        private void btnPrintDlg_Click(object sender, RoutedEventArgs e)
        {
            PrintDialog pdlg = new PrintDialog();
            if (pdlg.ShowDialog()==true)
            {
                FlowDocument doc = PrintPreviewWindow.LoadDocumentAndRender("OrderDocument.xaml", GlobalData.m_orderExample, new OrderDocumentRenderer());
                Dispatcher.BeginInvoke(new DoPrintMethod(DoPrint), DispatcherPriority.ApplicationIdle, pdlg, ((IDocumentPaginatorSource)doc).DocumentPaginator);
            }
        }

        private void btnPrintDirect_Click(object sender, RoutedEventArgs e)
        {
            btnPrintDirect.IsEnabled = false;
            PrintDialog pdlg = new PrintDialog();
            FlowDocument doc = PrintPreviewWindow.LoadDocumentAndRender("OrderDocument.xaml", GlobalData.m_orderExample, new OrderDocumentRenderer());
            Dispatcher.BeginInvoke(new DoPrintMethod(DoPrint), DispatcherPriority.ApplicationIdle, pdlg, ((IDocumentPaginatorSource)doc).DocumentPaginator);
            m_timerToEnableButton = new Timer(TestTimerCallback, null, 3000, Timeout.Infinite);
        }

        public void TestTimerCallback(Object state)
        {
            m_timerToEnableButton.Dispose();
            Dispatcher.BeginInvoke(new EnableButtonMethod(EnableButton));
        }
    }
}