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ToolStripDropDownItem.HasDropDownItems Property

Gets a value indicating whether the ToolStripDropDownItem has ToolStripDropDown controls associated with it.

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

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

Property Value

Type: System.Boolean
true if the ToolStripDropDownItem has ToolStripDropDown controls; otherwise, false.

The following code example demonstrates how to query the HasDropDownItems property to conditionally show a ToolStripDropDownItem control. This code example is part of a larger example provided for the ToolStripDropDownItem class.

// This method shows the drop-down for the first item 
// in the form's ToolStrip. 
private void showButton_Click(object sender, EventArgs e)
{
    ToolStripDropDownItem item = this.toolStrip1.Items[0] as ToolStripDropDownItem;

    if (item.HasDropDownItems)
    {
        item.ShowDropDown();
    }
}

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

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
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