如何：使用 WebBrowser 控件打印
下面的代码示例演示如何使用 WebBrowser 控件在不显示网页的情况下打印网页。
示例
Private Sub PrintHelpPage()
' Create a WebBrowser instance.
Dim webBrowserForPrinting As New WebBrowser()
' Add an event handler that prints the document after it loads.
AddHandler webBrowserForPrinting.DocumentCompleted, New _
WebBrowserDocumentCompletedEventHandler(AddressOf PrintDocument)
' Set the Url property to load the document.
webBrowserForPrinting.Url = New Uri("\\myshare\help.html")
End Sub
Private Sub PrintDocument(ByVal sender As Object, _
ByVal e As WebBrowserDocumentCompletedEventArgs)
Dim webBrowserForPrinting As WebBrowser = CType(sender, WebBrowser)
' Print the document now that it is fully loaded.
webBrowserForPrinting.Print()
MessageBox.Show("print")
' Dispose the WebBrowser now that the task is complete.
webBrowserForPrinting.Dispose()
End Sub
private void PrintHelpPage()
{
// Create a WebBrowser instance.
WebBrowser webBrowserForPrinting = new WebBrowser();
// Add an event handler that prints the document after it loads.
webBrowserForPrinting.DocumentCompleted +=
new WebBrowserDocumentCompletedEventHandler(PrintDocument);
// Set the Url property to load the document.
webBrowserForPrinting.Url = new Uri(@"\\myshare\help.html");
}
private void PrintDocument(object sender,
WebBrowserDocumentCompletedEventArgs e)
{
// Print the document now that it is fully loaded.
((WebBrowser)sender).Print();
// Dispose the WebBrowser now that the task is complete.
((WebBrowser)sender).Dispose();
}
编译代码
此示例需要：
- 对 System 和 System.Windows.Forms 程序集的引用。
请参见
任务
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