Gets the distance, in pixels, between the bottom edge of the control and the top edge of its container's client area.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
The property is a read-only property. You can manipulate this property value by changing the value of the Top or Height properties or calling the SetBounds, SetBoundsCore, UpdateBounds, or SetClientSizeCore methods.
The following code example uses the property to define the lower limit of a TextBox control relative to the client area of the container.
' This example demonstrates how to use the KeyUp event with the Help class to display ' pop-up style help to the user of the application. When the user presses F1, the Help ' class displays a pop-up window, similar to a ToolTip, near the control. This example assumes ' that a TextBox control, named textBox1, has been added to the form and its KeyUp ' event has been contected to this event handler method. Private Sub textBox1_KeyUp(ByVal sender As Object, ByVal e As System.Windows.Forms.KeyEventArgs) Handles textBox1.KeyUp ' Determine whether the key entered is the F1 key. Display help if it is. If e.KeyCode = Keys.F1 Then ' Display a pop-up help topic to assist the user. Help.ShowPopup(textBox1, "Enter your first name", New Point(textBox1.Right, Me.textBox1.Bottom)) End If End Sub 'textBox1_KeyUp