void AssociatedObject_Drop(object sender, DragEventArgs e)
{
if (dataType != null)
{
Collection <int> _ChildNodeIDs = ViewModels.AssetTreeExViewModel.ChildNodeIDs;
int _assetid = 0;
if (this.AssociatedObject.DataContext.GetType().Equals(typeof(ViewModels.TVAssetViewModel)))
{
_assetid = ((ViewModels.TVAssetViewModel) this.AssociatedObject.DataContext).Asset.ID;
}
if (!_ChildNodeIDs.Contains(_assetid))
{
//if the data type can be dropped
if (e.Data.GetDataPresent(dataType))
{
//drop the data
IDropable target = this.AssociatedObject.DataContext as IDropable;
target.Drop(e.Data.GetData(dataType));
//remove the data from the source
//IDragable source = e.Data.GetData(dataType) as IDragable;
//source.Remove(e.Data.GetData(dataType));
}
}
}
if (this.adorner != null)
{
this.adorner.Remove();
}
e.Handled = true;
return;
}
/// <summary>
/// Drop event to call the respective classes to handle
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
void AssociatedObject_Drop(object sender, DragEventArgs e)
{
if (dataType != null)
{
//if the data type can be dropped
if (e.Data.GetDataPresent(dataType))
{
//drop the data
IDropable target = AssociatedObject.DataContext as IDropable;
if (target.CanDrop)
{
target.Drop(e.Data.GetData(dataType));
//remove the data from the source
IDragable source = e.Data.GetData(dataType) as IDragable;
source.Remove(e.Data.GetData(dataType));
}
}
}
if (adorner != null)
{
adorner.Remove();
}
e.Handled = true;
return;
}
void AssociatedObject_Drop(object sender, DragEventArgs e)
{
if (_dataType != null)
{
//if the data type can be dropped
if (e.Data.GetDataPresent(_dataType))
{
//drop the data
IDropable target = AssociatedObject.DataContext as IDropable;
//var point = e.GetPosition(this.AssociatedObject.DataContext as IInputElement);
if (target != null)
{
target.Drop(e.Data.GetData(_dataType), e);
}
//remove the data from the source
IDragable source = e.Data.GetData(_dataType) as IDragable;
if (source != null)
{
source.Remove(e.Data.GetData(_dataType));
}
}
}
//if (this.adorner != null)
// this.adorner.Remove();
e.Handled = true;
}
protected virtual void AssociatedObject_Drop(object sender, DragEventArgs e)
{
if (DataType != null)
{
//if the data type can be dropped
if (e.Data.GetDataPresent(DataType))
{
//drop the data
IDropable target = AssociatedObject.DataContext as IDropable;
target?.Drop(e.Data.GetData(DataType));
}
}
e.Handled = true;
}
void AssociatedObject_Drop(object sender, DragEventArgs e)
{
if (dataType != null)
{
if (e.Data.GetDataPresent(dataType))
{
IDropable target = this.AssociatedObject.DataContext as IDropable;
target.Drop(e);
IDragable source = e.Data.GetData(dataType) as IDragable;
source.Remove();
}
}
}
private void AssociatedObjectOnDrop(object sender, DragEventArgs dragEventArgs)
{
if (_transferedType != null && dragEventArgs.Data.GetDataPresent(_transferedType))
{
var data = dragEventArgs.Data.GetData(_transferedType);
dragEventArgs.Effects = DragDropEffects.Move;
IDropable dropable = AssociatedObject.DataContext as IDropable;
if (dropable != null)
{
var position = dragEventArgs.GetPosition(AssociatedObject);
dropable.Drop(data, position.X, position.Y);
}
}
}
void AssociatedObject_Drop(object sender, DragEventArgs e)
{
IDropable target = this.AssociatedObject.DataContext as IDropable;
int index = -1;
if (target != null)
{
if (((DataGrid)sender) != null)
{
index = ((DataGrid)sender).SelectedIndex;
}
target.Drop(e.Data.GetData(DataFormats.FileDrop), index);
}
e.Handled = true;
}
void AssociatedObject_Drop(object sender, DragEventArgs e)
{
//if the data type can be dropped
if (e.Data.GetDataPresent(DataFormats.FileDrop))
{
//drop the data
IDropable target = this.AssociatedObject.DataContext as IDropable;
target.Drop(e.Data.GetData(DataFormats.FileDrop));
//remove the data from the source
//IDragable source = e.Data.GetData(DataFormats.FileDrop) as IDragable;
//source.Remove(e.Data.GetData(DataFormats.FileDrop));
}
e.Handled = true;
return;
}
/// <summary>
/// The associated object_ drop.
/// </summary>
/// <param name="sender">
/// The sender.
/// </param>
/// <param name="e">
/// The e.
/// </param>
private void AssociatedObject_Drop(object sender, DragEventArgs e)
{
// if the data type can be dropped
if (this.dataType != null)
{
if (e.Data.GetDataPresent(this.dataType))
{
// first find the UIElement that it was dropped over, then we determine if it's
// dropped above or under the UIElement, then insert at the correct index.
ItemsControl dropContainer = sender as ItemsControl;
// get the UIElement that was dropped over
UIElement droppedOverItem = UIHelper.GetUIElement(dropContainer, e.GetPosition(dropContainer));
int dropIndex = -1; // the location where the item will be dropped
dropIndex = dropContainer.ItemContainerGenerator.IndexFromContainer(droppedOverItem) + 1;
// find if it was dropped above or below the index item so that we can insert
// the item in the correct place
if (UIHelper.IsPositionAboveElement(droppedOverItem, e.GetPosition(droppedOverItem)))
{
// if above
dropIndex = dropIndex - 1; // we insert at the index above it
}
// remove the data from the source
IDragable source = e.Data.GetData(this.dataType) as IDragable;
source.Remove(e.Data.GetData(this.dataType));
// drop the data
IDropable target = this.AssociatedObject.DataContext as IDropable;
target.Drop(e.Data.GetData(this.dataType), dropIndex);
}
}
if (this.insertAdornerManager != null)
{
this.insertAdornerManager.Clear();
}
e.Handled = true;
return;
}
