ToolStripDropDownItem.HasDropDownItems Property
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Gets a value indicating whether the ToolStripDropDownItem has ToolStripDropDown controls associated with it.
public:
virtual property bool HasDropDownItems { bool get(); };
[System.ComponentModel.Browsable(false)]
public virtual bool HasDropDownItems { get; }
[<System.ComponentModel.Browsable(false)>]
member this.HasDropDownItems : bool
Public Overridable ReadOnly Property HasDropDownItems As Boolean
true
if the ToolStripDropDownItem has ToolStripDropDown controls; otherwise, false
.
- Attributes
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();
}
}
' This method shows the drop-down for the first item
' in the form's ToolStrip.
Private Sub showButton_Click( _
ByVal sender As Object, _
ByVal e As EventArgs) _
Handles showButton.Click
Dim item As ToolStripDropDownItem = CType(Me.toolStrip1.Items(0), ToolStripDropDownItem)
If item.HasDropDownItems Then
item.ShowDropDown()
End If
End Sub
Product | Versions |
---|---|
.NET Framework | 2.0, 3.0, 3.5, 4.0, 4.5, 4.5.1, 4.5.2, 4.6, 4.6.1, 4.6.2, 4.7, 4.7.1, 4.7.2, 4.8, 4.8.1 |
Windows Desktop | 3.0, 3.1, 5, 6, 7, 8, 9, 10 |
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