DataViewBase.ExportToMht(Stream) Method

Exports a grid to the specified stream in MHT format.

Namespace: DevExpress.Xpf.Grid

Assembly: DevExpress.Xpf.Grid.v20.2.Core.dll

Declaration

public void ExportToMht(
    Stream stream
)
Public Sub ExportToMht(
    stream As Stream
)

Parameters

Name Type Description
stream Stream

A Stream object to which the created MHT file should be sent.

Remarks

To display the Print Preview of the grid, use the DataViewBase.ShowPrintPreview and DataViewBase.ShowPrintPreviewDialog methods. To print the grid, use the DataViewBase.Print and DataViewBase.PrintDirect methods.

To learn more, see Printing.

NOTE

The grid can be previewed, printed and exported only if the DXPrinting Library is available. You should manually add the reference to the DevExpress.Xpf.Printing.v20.2 assembly.

Examples

This example shows how to preview and print/export the grid content. The grid is printed and exported using the built-in capabilities.

View Example

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace DXGrid_PrintGrid {
    public class IssueList {
        public List<IssueDataObject> List { get; private set; }
        public IssueList() {
            List = GetIssueList();
        }
        List<IssueDataObject> GetIssueList() {
            List<IssueDataObject> data = new List<IssueDataObject>();
            data.Add(new IssueDataObject() { IssueName = "Transaction History", IssueType = "Bug", IsPrivate = true });
            data.Add(new IssueDataObject() { IssueName = "Ledger: Inconsistency", IssueType = "Bug", IsPrivate = false });
            data.Add(new IssueDataObject() { IssueName = "Data Import", IssueType = "Request", IsPrivate = false });
            data.Add(new IssueDataObject() { IssueName = "Data Archiving", IssueType = "Request", IsPrivate = true });
            return data;
        }
    }
    public class IssueDataObject {
        public string IssueName { get; set; }
        public string IssueType { get; set; }
        public bool IsPrivate { get; set; }
    }
}
using System.Collections.Generic;
using System.Windows;
using System.Windows.Documents;
using DevExpress.Xpf.Grid;
using DevExpress.Xpf.Printing;

namespace DXGrid_PrintGrid {
    public partial class Window1 : Window {
        public Window1() {
            InitializeComponent();
            DataContext = new IssueList();
        }
        private void PreviewGrid(object sender, RoutedEventArgs e) {
            view.ShowPrintPreviewDialog(this);
        }
        private void ExportToXls(object sender, RoutedEventArgs e) {
            view.ExportToXlsx(@"d:\grid_export.xlsx");
        }
        private void ExportToCsv(object sender, RoutedEventArgs e) {
            view.ExportToCsv(@"d:\grid_export.csv");
        }
        private void ExportToPng(object sender, RoutedEventArgs e) {
            view.ExportToImage(@"d:\grid_export.png");
        }
    }
}
<Window x:Class="DXGrid_PrintGrid.Window1" Title="Window1" Height="300" Width="450"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation" 
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml" 
    xmlns:dxg="http://schemas.devexpress.com/winfx/2008/xaml/grid">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="*" />
            <RowDefinition Height="Auto" />
        </Grid.RowDefinitions>
        <dxg:GridControl x:Name="grid" AutoGenerateColumns="AddNew" ItemsSource="{Binding List}">
            <dxg:GridControl.View>
                <dxg:TableView x:Name="view" AutoWidth="True" />
            </dxg:GridControl.View>
        </dxg:GridControl>
        <WrapPanel Grid.Row="1" Orientation="Horizontal">
            <Button Click="PreviewGrid">
                Show Print Preview
            </Button>
            <Button Click="ExportToXls">
                Export to MS Excel
            </Button>
            <Button Click="ExportToCsv">
                Export to CSV
            </Button>
            <Button Click="ExportToPng">
                Export to an image
            </Button>
        </WrapPanel>
    </Grid>
</Window>
See Also