本文整理匯總了VB.NET中System.Windows.Controls.ToolTipService.ToolTipOpeningEvent字段的典型用法代碼示例。如果您正苦於以下問題：VB.NET ToolTipService.ToolTipOpeningEvent字段的具體用法？VB.NET ToolTipService.ToolTipOpeningEvent怎麽用？VB.NET ToolTipService.ToolTipOpeningEvent使用的例子？那麽, 這裏精選的字段代碼示例或許可以為您提供幫助。
在下文中一共展示了ToolTipService.ToolTipOpeningEvent字段的1個代碼示例，這些例子默認根據受歡迎程度排序。您可以為喜歡或者感覺有用的代碼點讚，您的評價將有助於係統推薦出更棒的VB.NET代碼示例。
示例1: whenToolTipOpens
Private Sub whenToolTipOpens(ByVal sender As Object, ByVal e As RoutedEventArgs)
Dim ell As New Ellipse()
If sender.GetType().FullName.Equals("System.Windows.Shapes.Ellipse") Then
ell = CType(sender, Ellipse)
ell.Fill = Brushes.Blue
ElseIf sender.GetType().FullName.Equals("System.Windows.Controls.ToolTip") Then
Dim t As ToolTip = CType(sender, ToolTip)
Dim p As Popup = CType(t.Parent, Popup)
ell = CType(p.PlacementTarget, Ellipse)
ell.Fill = Brushes.Blue
End If
End Sub
Private Sub whenToolTipCloses(ByVal sender As Object, ByVal e As RoutedEventArgs)
Dim ell As New Ellipse()
If sender.GetType().FullName.Equals("System.Windows.Shapes.Ellipse") Then
ell = CType(sender, Ellipse)
ell.Fill = Brushes.Gray
ElseIf sender.GetType().FullName.Equals("System.Windows.Controls.ToolTip") Then
Dim t As ToolTip = CType(sender, ToolTip)
Dim p As Popup = CType(t.Parent, Popup)
ell = CType(p.PlacementTarget, Ellipse)
ell.Fill = Brushes.Gray
End If
End Sub