RemoveRange Method

Removes a contiguous block of items from the collection.

Syntax

Visual Basic

'Declaration
 
Public Overrides Sub RemoveRange( _
   ByVal index As Integer, _
   ByVal count As Integer _
) 

C#

public override void RemoveRange( 
   int index,
   int count
)

Parameters

index

The zero-based starting index of the range of elements to remove.

count

The number of elements to remove

Example

Visual Basic

Private  Sub Button_Click(ByVal sender As Object, ByVal e As RoutedEventArgs)
    Dim groups As OutlookBarGroupCollection =  New OutlookBarGroupCollection() 
 
    Dim gr As OutlookBarGroup
    gr = New OutlookBarGroup()
    gr.Header = "First"
    groups.Add(gr)
 
    gr = New OutlookBarGroup()
    gr.Header = "Second"
    groups.Add(gr)
 
    groups(0).Key = groups(0).Header.ToString() 
    groups(1).Key = groups(1).Header.ToString()
 
    If Not xamOutlookBar1.Groups.ContainsKey("First") Then
        xamOutlookBar1.Groups.InsertRange(0, groups)
        groups("First").IsSelected = True
    Else 
        xamOutlookBar1.Groups.RemoveRange(0, 2)
    End If
End Sub

C#

private void Button_Click(object sender, RoutedEventArgs e)
{
    OutlookBarGroupCollection groups = new OutlookBarGroupCollection();

    OutlookBarGroup gr;
    gr = new OutlookBarGroup();
    gr.Header = "First";
    groups.Add(gr);

    gr = new OutlookBarGroup();
    gr.Header = "Second";
    groups.Add(gr);

    groups[0].Key = groups[0].Header.ToString(); 
    groups[1].Key = groups[1].Header.ToString();

    if (!xamOutlookBar1.Groups.ContainsKey("First"))
    {
        xamOutlookBar1.Groups.InsertRange(0, groups);
        groups["First"].IsSelected = true;
    }
    else
        xamOutlookBar1.Groups.RemoveRange(0, 2);
}

XAML

<Window x:Class="XamOutlookBarApp.IG_XamOutlookBar_Properties"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:igOutlookBar="http://infragistics.com/OutlookBar"
    Title="IG_XamOutlookBar_Properties" Height="300" Width="300">
    <StackPanel Orientation="Horizontal">
        <igOutlookBar:XamOutlookBar Name="xamOutlookBar1" Width="144">
            <igOutlookBar:OutlookBarGroup Header="Group 1" Content="Group 1"/>
            <igOutlookBar:OutlookBarGroup Header="Group 2" Content="Group 2"/>
        </igOutlookBar:XamOutlookBar>
        <StackPanel>
            <Button Click="Button_Click">Add/Remove Groups</Button>
        </StackPanel>
    </StackPanel>
</Window>

Requirements

Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2