gridlength

问题 I need to animate this property using a Storyboard . Is writing your own animation is a best choice? 回答1: No, it is quite possible using the standard XAML: <Grid> <Grid.ColumnDefinitions> <ColumnDefinition Width="Auto" x:Name="col0"/> <ColumnDefinition/> </Grid.ColumnDefinitions> <Grid.Resources> <Storyboard x:Key="sbCol0ToAuto"> <ObjectAnimationUsingKeyFrames BeginTime="0" Duration="0" Storyboard.TargetName="col0" Storyboard.TargetProperty="Width"> <DiscreteObjectKeyFrame KeyTime="0">

问题 I have class Model public class Model : INotifyPropertyChanged ... private GridLength detailsPanelHeight { get; set; } public GridLength DetailsPanelHeight { get { return detailsPanelHeight; } set { if (!GridLength.Equals(detailsPanelHeight, value)) { detailsPanelHeight = value; OnPropertyChanged("DetailsPanelHeight"); } } } ... part of XAML code: <RowDefinition Height="{Binding DetailsPanelHeight}" /> code to do animation (changing row height smoothly): var animate = new Animation(d =>

问题 How can I convert int to System.Windows.GridLength in VB, NET so that I can set the height of a grid row in Silverlight (xaml). In xaml file: <RowDefinition Height="0" x:Name="rowerror" /> In VB.NET: rowerror.Height = CType(30, System.Windows.GridLength) This as I wrote in VB.NET. I know I'm wrong, but how do you do if the int to System.Windows.GridLength so that the height of the "rowerror" whether that be 30? 回答1: rowerror.Height = new GridLength(30) 回答2: The MSDN Documentation provides an