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Help2.FilterQuery Property

Returns the query string for the current Help collection filter.

Namespace:  Microsoft.VisualStudio.VSHelp80
Assembly:  Microsoft.VisualStudio.VSHelp80 (in Microsoft.VisualStudio.VSHelp80.dll)

Syntax

'Declaration
ReadOnly Property FilterQuery As String
string FilterQuery { get; }
property String^ FilterQuery {
    String^ get ();
}
abstract FilterQuery : string
function get FilterQuery () : String

Property Value

Type: System.String
A string containing the query string for the current filter.

Implements

Help.FilterQuery

Examples

Create a Visual Studio add-in by using Visual C# as described in How to: Create an Add-In. Add references to Microsoft.VisualStudio.VSHelp, Microsoft.VisualStudio.VSHelp80, and System.Windows.Forms. Replace the code in the OnConnection method in the Connect.cs file with the following code. Run the code example as described in How to: Compile and Run the Automation Object Model Code Examples.

using System;
using Extensibility;
using EnvDTE;
using EnvDTE80;
using Microsoft.VisualStudio.VSHelp;
using Microsoft.VisualStudio.VSHelp80;
using System.Windows.Forms;

public void OnConnection(object application, 
ext_ConnectMode connectMode, object addInInst, ref Array custom)
{
    _applicationObject = (DTE2)application;
    _addInInstance = (AddIn)addInInst;
    HelpFilterQueryExample(_applicationObject);
}
public void HelpFilterQueryExample(DTE2 dte)
{
    // This add-in displays a message box with the query string
    // for the active Help collection.
    try
    {
        Microsoft.VisualStudio.VSHelp80.Help2 help2 = 
(Microsoft.VisualStudio.VSHelp80.Help2)_applicationObject.GetObject 
("Help2");

        // Display the filter query.
        MessageBox.Show("The Help filter query is: " 
+ help2.FilterQuery.ToString());
    }
    catch (SystemException ex)
    {
        MessageBox.Show("ERROR: " + ex);
    }
}

.NET Framework Security

See Also

Reference

Help2 Interface

FilterQuery Overload

Microsoft.VisualStudio.VSHelp80 Namespace