public static void ToolTipChangedCallback(object sender, DependencyPropertyChangedEventArgs args)
{
ImageNamedActionButton owner = (ImageNamedActionButton)sender;
Button btn = owner.btn;
btn.ToolTip = args.NewValue;
}
public static void StyleChangedCallback(object sender, DependencyPropertyChangedEventArgs args)
{
ImageNamedActionButton owner = (ImageNamedActionButton)sender;
Button btn = owner.btn;
btn.Style = (System.Windows.Style)args.NewValue;
}
public static void ImageChangedCallback(object sender, DependencyPropertyChangedEventArgs args)
{
ImageNamedActionButton owner = (ImageNamedActionButton)sender;
owner._useImage = args.NewValue != null;
if (owner._useImage)
{
Button btn = owner.btn;
btn.Content = args.NewValue;
}
}
private static void ButtonNamedActionPropertyCallback(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
//System.Diagnostics.Debugger.Break();
ImageNamedActionButton nab = (ImageNamedActionButton)d;
Button btn = nab.btn;
if (nab._ActionHandler != null)
{
btn.Click -= nab._ActionHandler;
}
Base.Interfaces.INamedAction na = (Base.Interfaces.INamedAction)e.NewValue;
if (na == null)
{
btn.Visibility = Visibility.Collapsed;
return;
}
else
{
if (na is ViewModel.Implementations.NamedAction)
{
ViewModel.Implementations.NamedAction vna = na as ViewModel.Implementations.NamedAction;
if (!vna.IsVisible)
{
btn.Visibility = Visibility.Collapsed;
}
}
btn.Visibility = Visibility.Visible;
}
if (!nab._useImage)
{
Binding headerBinding = new Binding(nameof(Base.Interfaces.INamedAction.Name));
headerBinding.Source = na;
headerBinding.Mode = BindingMode.OneWay;
headerBinding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
BindingOperations.SetBinding(btn, Button.ContentProperty, headerBinding);
}
if (na is ViewModel.Interfaces.IDisplayToUI)
{
Binding enabledBinding = new Binding(nameof(ViewModel.Interfaces.IDisplayToUI.IsEnabled));
enabledBinding.Source = na;
enabledBinding.Mode = BindingMode.OneWay;
enabledBinding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
BindingOperations.SetBinding(btn, System.Windows.Controls.Button.IsEnabledProperty, enabledBinding);
Binding visibilityBinding = new Binding(nameof(ViewModel.Interfaces.IDisplayToUI.IsVisible));
visibilityBinding.Source = na;
visibilityBinding.Mode = BindingMode.OneWay;
visibilityBinding.Converter = new System.Windows.Controls.BooleanToVisibilityConverter();
visibilityBinding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
BindingOperations.SetBinding(btn, System.Windows.Controls.Button.VisibilityProperty, visibilityBinding);
}
nab._ActionHandler = (ob, ev) => na.Action(ob, ev);
btn.Click += nab._ActionHandler;
}
