private void SendToLocation(DockItem dockItem, double location)
{
double activeTarget;
if (Math.Abs(_getLocation(dockItem) - location) < 1.0
||
_activeAnimationTargetLocations.TryGetValue(dockItem, out activeTarget) &&
Math.Abs(activeTarget - location) < 1.0)
{
return;
}
_activeAnimationTargetLocations[dockItem] = location;
var animation = Animate.Property(dockItem, _canvasPerspexProperty, dockItem.GetValue(_canvasPerspexProperty),
location, LinearEasing.For <double>(), TimeSpan.FromMilliseconds(200));
animation.Subscribe(_ => { }, () =>
{
_setLocation(dockItem, location);
_activeAnimationTargetLocations.Remove(dockItem);
});
}
public DockDragStartedEventArgs(RoutedEvent routedEvent, IInteractive source, DockItem dockItem,
VectorEventArgs dragStartedEventArgs)
: base(routedEvent, source, dockItem)
{
_dragStartedEventArgs = dragStartedEventArgs;
}
public DockDragStartedEventArgs(RoutedEvent routedEvent, DockItem dockItem, VectorEventArgs dragStartedEventArgs)
: base(routedEvent, dockItem)
{
_dragStartedEventArgs = dragStartedEventArgs;
}
public void OrganizeOnDragCompleted(DockItemsControl requestor, Size measureBounds, IEnumerable <DockItem> siblingItems, DockItem dockItem)
{
}
public void OrganizeOnMouseDownWithin(DockItemsControl requestor, Size measureBounds, List <DockItem> siblingItems, DockItem dockItem)
{
var zIndex = int.MaxValue;
foreach (var source in siblingItems.OrderByDescending(x => x.GetValue(Visual.ZIndexProperty)))
{
source.SetValue(Visual.ZIndexProperty, --zIndex);
}
dockItem.SetValue(Visual.ZIndexProperty, int.MaxValue);
}
private Action <RoutedEventArgs> OnMouseDownWithin(DockItem dockItem)
{
return(args => dockItem.RaiseEvent(new DockItemEventArgs(MouseDownWithinEvent, dockItem)));
}
public DockItemEventArgs(RoutedEvent routedEvent, IInteractive source, DockItem dockItem)
: base(routedEvent, source)
{
_dockItem = dockItem;
}
public DockItemEventArgs(RoutedEvent routedEvent, DockItem dockItem)
: base(routedEvent)
{
_dockItem = dockItem;
}
private void SetLocation(DockItem dockItem, double location)
{
_setLocation(dockItem, location);
}
public void OrganizeOnDragCompleted(DockItemsControl requestor, Size measureBounds, IEnumerable <DockItem> siblingItems, DockItem dockItem)
{
if (siblingItems == null)
{
throw new ArgumentNullException(nameof(siblingItems));
}
var currentLocations = siblingItems
.Select(GetLocationInfo)
.Union(new[] { GetLocationInfo(dockItem) })
.OrderBy(loc => loc.Item == dockItem ? loc.Start : _siblingItemLocationOnDragStart[loc.Item].Start);
var currentCoord = 0.0;
var z = int.MaxValue;
var logicalIndex = 0;
foreach (var location in currentLocations)
{
SetLocation(location.Item, currentCoord);
currentCoord += _getDesiredSize(location.Item) + _itemOffset;
location.Item.SetValue(Visual.ZIndexProperty, --z);
location.Item.LogicalIndex = logicalIndex++;
}
dockItem.SetValue(Visual.ZIndexProperty, int.MaxValue);
}
public void OrganizeOnDragStarted(DockItemsControl requestor, Size measureBounds, IEnumerable <DockItem> siblingItems, DockItem dockItem)
{
if (siblingItems == null)
{
throw new ArgumentNullException(nameof(siblingItems));
}
if (dockItem == null)
{
throw new ArgumentNullException(nameof(dockItem));
}
_siblingItemLocationOnDragStart = siblingItems.Select(GetLocationInfo).ToDictionary(loc => loc.Item);
}
public void OrganizeOnMouseDownWithin(DockItemsControl requestor, Size measureBounds, List <DockItem> siblingItems, DockItem dockItem)
{
}
private bool IsMyItem(DockItem item)
{
return(_dockItemsControl != null && _dockItemsControl.DockItems().Contains(item));
}
public DockDragCompletedEventArgs(RoutedEvent routedEvent, IInteractive source, DockItem dockItem,
VectorEventArgs dragCompletedEventArgs)
: base(routedEvent, source)
{
if (dockItem == null)
{
throw new ArgumentNullException(nameof(dockItem));
}
if (dragCompletedEventArgs == null)
{
throw new ArgumentNullException(nameof(dragCompletedEventArgs));
}
_dockItem = dockItem;
_dragCompletedEventArgs = dragCompletedEventArgs;
}
