了解WPF控件：PrintDialog常用属性与用法（八）

掌握WPF控件：熟练常用属性（八）

PrintDialog

-一个对话框，用于在打印文档时显示打印设置参数供用户选择并确认。通过该控件，用户可以选择打印机、打印的范围、打印的份数、打印质量等。

• 下面来写个例子

<Grid>
    <StackPanel  Orientation="Vertical" VerticalAlignment="Top"   Margin="20,20,20,0">
          <!--添加打开基本打印弹窗按钮-->
        <Button Content="打开基本的PrintDialog对话框" Background="Green" Foreground="White" Height="50" Width="250" FontSize="16" Padding="10,0" Click="Button_Click"></Button>

         <!--添加有相关设置的打印弹窗按钮-->
        <Button Content="打开有设置的PrintDialog对话框" Background="Blue"  Margin="0,20,0,0" Foreground="White" Height="50" Width="250" FontSize="16" Padding="10,0" Click="Button_Click_1"></Button>

         <!--设置获取到打印区域的高度和宽度显示Label-->
        <Label x:Name="MyLabel" HorizontalAlignment="Center" FontSize="16" Foreground="Red" Margin="0,20,0,0"></Label>
    </StackPanel>
</Grid>

using System.Printing;
using System.Windows;
using System.Windows.Controls;

namespace WpfCommonControls
{
    /// <summary>
    /// PrintDialog.xaml 的交互逻辑
    /// </summary>
    public partial class PrintDialogWindow : Window
    {
        public PrintDialogWindow()
        {
            InitializeComponent();
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            //打开最基本的打印对话框
            PrintDialog printDialog = new PrintDialog();
            //显示
            printDialog.ShowDialog();

        }

        private void Button_Click_1(object sender, RoutedEventArgs e)
        {
            //有相关设置
            //打开最基本的打印对话框
            PrintDialog printDialog = new PrintDialog();

            // 设置所有页
            printDialog.PageRangeSelection = PageRangeSelection.AllPages;

            // 设置是否启用用户页面范围
            printDialog.UserPageRangeEnabled = true;

            // 设置是否启用当前页面
            printDialog.CurrentPageEnabled = true;

            // 设置是否启用选定页面
            printDialog.SelectedPagesEnabled = true;


            //显示
            bool? print = printDialog.ShowDialog();
            if (print == true)
            {
                //点击了打印按钮
                //获取打印区域宽度和高度
                double printableAreaWidth = printDialog.PrintableAreaWidth;
                double printableAreaHeight = printDialog.PrintableAreaHeight;


                //显示
                MyLabel.Content = $"当前打印区域宽度：{printableAreaWidth}，高度：{printableAreaHeight}";

               // 获取打印队列
               PrintQueue printQueue = printDialog.PrintQueue;
                // 获取打印票证
                PrintTicket printTicket = printDialog.PrintTicket;

                // 获取页面范围选择
                PageRangeSelection pageRangeSelection = printDialog.PageRangeSelection;
            }
            else
            {
                // 点击了取消按钮
                MessageBox.Show("取消了打印");
            }
        }


      
    }
}

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