private void OpenLeftPaneButtonClick(object sender, RoutedEventArgs e)
{
Storyboard showPanelAnimation = this.LeftPane.Resources["showLeftPanel"] as Storyboard;
showPanelAnimation.Begin(this.LeftPane);
var adornerLayer = AdornerLayer.GetAdornerLayer(this.MainScreen);
if (adornerLayer == null)
return;
if (this.adornerContainer == null)
{
border = new Border
{
Background = new SolidColorBrush(Colors.Black),
Opacity = 0.0
};
this.adornerContainer = new AdornerContainer(this.MainScreen) { Child = border };
}
adornerLayer.Add(this.adornerContainer);
var animation = new DoubleAnimation
{
To = 0.5,
Duration = TimeSpan.FromSeconds(0.3)
};
this.border.BeginAnimation(OpacityProperty, animation);
this.isLeftPanelOpen = true;
}
private static void HighlightUI(UIElement ui, string name)
{
if (string.IsNullOrWhiteSpace(name))
{
RemoveHighlightUi(ui);
return;
}
var binding = BindingOperations.GetBinding(ui, BindingProperty(ui));
if (binding == null)
{
return;
}
var bName = binding.Path.Path.Split('.').Last();
if (bName != name)
{
return;
}
var al = AdornerLayer.GetAdornerLayer(ui);
var c = new AdornerContainer(ui)
{
IsHitTestVisible = false,
Child = new MandatoryAdorner()
};
al?.Add(c);
}
public static Dialog Show(object content)
{
var dialog = new Dialog
{
Content = content
};
var window = VisualHelper.GetActiveWindow();
if (window != null)
{
var decorator = VisualHelper.GetChild <AdornerDecorator>(window);
if (decorator != null)
{
if (decorator.Child != null)
{
decorator.Child.IsEnabled = false;
}
var layer = decorator.AdornerLayer;
if (layer != null)
{
var container = new AdornerContainer(layer)
{
Child = dialog
};
dialog._container = container;
layer.Add(container);
}
}
}
return(dialog);
}
private static FloatingBlock CreateBlock(Visual element, AdornerContainer adorner)
{
Point position = Mouse.GetPosition(adorner.AdornedElement);
TranslateTransform translateTransform = new TranslateTransform()
{
X = position.X + FloatingBlock.GetHorizontalOffset(element),
Y = position.Y + FloatingBlock.GetVerticalOffset(element)
};
FloatingBlock floatingBlock = new FloatingBlock()
{
Content = FloatingBlock.GetContent(element),
ContentTemplate = FloatingBlock.GetContentTemplate(element)
};
TransformGroup transformGroup = new TransformGroup();
transformGroup.Children.Add(translateTransform);
floatingBlock.RenderTransform = transformGroup;
FloatingBlock floatingBlock1 = floatingBlock;
double totalMilliseconds = FloatingBlock.GetDuration(element).TimeSpan.TotalMilliseconds;
DoubleAnimation doubleAnimation = AnimationHelper.CreateAnimation(FloatingBlock.GetToX(element) + translateTransform.X, totalMilliseconds);
Storyboard.SetTargetProperty(doubleAnimation, new PropertyPath("(UIElement.RenderTransform).(TransformGroup.Children)[0].(TranslateTransform.X)", new object[0]));
Storyboard.SetTarget(doubleAnimation, floatingBlock1);
DoubleAnimation doubleAnimation1 = AnimationHelper.CreateAnimation(FloatingBlock.GetToY(element) + translateTransform.Y, totalMilliseconds);
Storyboard.SetTargetProperty(doubleAnimation1, new PropertyPath("(UIElement.RenderTransform).(TransformGroup.Children)[0].(TranslateTransform.Y)", new object[0]));
Storyboard.SetTarget(doubleAnimation1, floatingBlock1);
DoubleAnimation doubleAnimation2 = AnimationHelper.CreateAnimation(0, totalMilliseconds);
Storyboard.SetTargetProperty(doubleAnimation2, new PropertyPath("Opacity", new object[0]));
Storyboard.SetTarget(doubleAnimation2, floatingBlock1);
Storyboard storyboard = new Storyboard();
storyboard.Completed += new EventHandler((object s, EventArgs e) =>
{
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(element);
if (adornerLayer != null)
{
adorner.Child = null;
adornerLayer.Remove(adorner);
}
});
storyboard.Children.Add(doubleAnimation);
storyboard.Children.Add(doubleAnimation1);
storyboard.Children.Add(doubleAnimation2);
storyboard.Begin();
return(floatingBlock1);
}
private void Drawer_Unloaded(object sender, RoutedEventArgs e)
{
Loaded -= Drawer_Loaded;
if (_maskElement != null)
{
_maskElement.PreviewMouseLeftButtonDown -= MaskElement_PreviewMouseLeftButtonDown;
}
if (_storyboard != null)
{
_storyboard.Completed -= Storyboard_Completed;
}
_container = null;
}
private static void Target_PreviewMouseLeftButtonUp(object sender, MouseButtonEventArgs e)
{
UIElement uIElement = sender as UIElement;
if ((uIElement == null ? false : FloatingBlock.GetReadyToFloat(uIElement)))
{
AdornerLayer adornerLayer = AdornerLayer.GetAdornerLayer(uIElement);
if (adornerLayer != null)
{
AdornerContainer adornerContainer = new AdornerContainer(adornerLayer)
{
IsHitTestVisible = false,
};
adornerContainer.Child = FloatingBlock.CreateBlock(uIElement, adornerContainer);
adornerLayer.Add(adornerContainer);
}
FloatingBlock.SetReadyToFloat(uIElement, false);
}
}
protected override void OnIsSelectedChanged()
{
if (this.Visual is null)
{
return;
}
// Add adorners for the visual this is representing.
var adornerLayer = AdornerLayer.GetAdornerLayer(this.Visual);
if (adornerLayer != null &&
this.Visual is UIElement visualElement)
{
if (this.IsSelected &&
this.adornerContainer == null)
{
var border = new Border
{
BorderThickness = new Thickness(4),
IsHitTestVisible = false
};
var borderColor = new Color
{
ScA = .3f,
ScR = 1
};
border.BorderBrush = new SolidColorBrush(borderColor);
this.adornerContainer = new AdornerContainer(visualElement)
{
Child = border
};
adornerLayer.Add(this.adornerContainer);
}
else if (this.adornerContainer != null)
{
adornerLayer.Remove(this.adornerContainer);
this.adornerContainer.Child = null;
this.adornerContainer = null;
}
}
}
protected override void OnSelectionChanged()
{
// Add adorners for the visual this is representing.
var adorners = AdornerLayer.GetAdornerLayer(Visual);
var visualElement = Visual as UIElement;
Visual root = null;
if (visualElement != null)
{
root = FindRoot(Visual);
((UIElement)root).RemoveHandler(UIElement.KeyUpEvent, new KeyEventHandler(OnKeyUp));
}
if (adorners != null && visualElement != null)
{
if (IsSelected && _adorner == null)
{
((UIElement)root).AddHandler(UIElement.KeyUpEvent, new KeyEventHandler(OnKeyUp), true);
_adorner = new AdornerContainer(visualElement)
{
Child = new Border
{
BorderThickness = new Thickness(4),
BorderBrush = new SolidColorBrush(new Color {
ScA = .3f, ScR = 1
}),
IsHitTestVisible = false
}
};
adorners.Add(_adorner);
}
else if (_adorner != null)
{
adorners.Remove(_adorner);
_adorner.Child = null;
_adorner = null;
}
}
}
private void HideLeftPanel()
{
Storyboard hidePanelAnimation = this.LeftPane.Resources["hideLeftPanel"] as Storyboard;
hidePanelAnimation.Begin(this.LeftPane);
this.OpenLeftPaneButton.IsChecked = false;
var animation = new DoubleAnimation
{
To = 0.0,
Duration = TimeSpan.FromSeconds(0.3)
};
this.border.BeginAnimation(OpacityProperty, animation);
var adornerLayer = AdornerLayer.GetAdornerLayer(this.MainScreen);
if (this.adornerContainer != null)
{
adornerLayer.Remove(this.adornerContainer);
this.adornerContainer = null;
this.border = null;
}
this.isLeftPanelOpen = false;
}
public override void OnApplyTemplate()
{
base.OnApplyTemplate();
scrollViewer = (TreeListScrollViewer)GetTemplateChild("PART_ScrollViewer");
var aContainer = new AdornerContainer(this);
aContainer.Child =
indicator =
new Border {
Width = 16,
Height = 4,
Background = Brushes.DodgerBlue,
HorizontalAlignment = HorizontalAlignment.Right,
VerticalAlignment = VerticalAlignment.Top,
ToolTip = "Current selection"
};
indicator.MouseLeftButtonDown +=
(o, e) => { (MyItemsHost as VirtualizingStackPanel).BringIndexIntoViewPublic(SelectedIndex); };
ToolTipService.SetInitialShowDelay(indicator, 0);
indicator.Cursor = Cursors.Hand;
AdornerLayer.GetAdornerLayer(this).Add(aContainer);
UpdateIndicator();
}
