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WebBrowser.IsBusy Property

Gets a value indicating whether the WebBrowser control is currently loading a new document.

Namespace:  System.Windows.Forms
Assembly:  System.Windows.Forms (in System.Windows.Forms.dll)

[BrowsableAttribute(false)]
public bool IsBusy { get; }

Property Value

Type: System.Boolean
true if the control is busy loading a document; otherwise, false.

ExceptionCondition
ObjectDisposedException

This WebBrowser instance is no longer valid.

InvalidOperationException

A reference to an implementation of the IWebBrowser2 interface could not be retrieved from the underlying ActiveX WebBrowser control.

If this property is true, you can use the Stop method to halt the current navigation before the new document is fully loaded. Use the ReadyState property to determine the exact navigation state of the WebBrowser control. The IsBusy property value is false when the ReadyState property value is WebBrowserReadyState.Complete.

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC

The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.

.NET Framework

Supported in: 3.5, 3.0, 2.0

.NET Compact Framework

Supported in: 3.5, 2.0
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