Επεξεργασία

Κοινή χρήση μέσω


WebBrowser Constructor

Definition

Initializes a new instance of the WebBrowser class.

public:
 WebBrowser();
public WebBrowser ();
Public Sub New ()

Exceptions

The WebBrowser control is hosted inside Internet Explorer.

Examples

The following code example demonstrates the use of this member.

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();
}
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

Remarks

By default, the WebBrowser control is empty. To navigate it to an initial document, set the Url property.

Applies to