void HandleDrop(object sender, Microsoft.UI.Xaml.DragEventArgs e)
{
var datapackage = e.DataView.Properties["_XFPropertes_DONTUSE"] as DataPackage;
VisualElement element = null;
if (sender is IVisualElementRenderer renderer)
{
element = renderer.Element;
}
var args = new DropEventArgs(datapackage?.View);
SendEventArgs <DropGestureRecognizer>(async rec =>
{
if (!rec.AllowDrop)
{
return;
}
try
{
await rec.SendDrop(args);
}
catch (Exception dropExc)
{
Internals.Log.Warning(nameof(DropGestureRecognizer), $"{dropExc}");
}
});
}
void HandleDragLeave(object sender, Microsoft.UI.Xaml.DragEventArgs e)
{
var package = e.DataView.Properties["_XFPropertes_DONTUSE"] as DataPackage;
var dragEventArgs = new DragEventArgs(package);
dragEventArgs.AcceptedOperation = (DataPackageOperation)((int)dragEventArgs.AcceptedOperation);
SendEventArgs <DropGestureRecognizer>(rec =>
{
if (!rec.AllowDrop)
{
return;
}
var operationPriorToSend = dragEventArgs.AcceptedOperation;
rec.SendDragLeave(dragEventArgs);
// If you set the AcceptedOperation to a value it was already set to
// it causes the related animation to remain visible when the dragging component leaves
// for example
// e.AcceptedOperation = Windows.ApplicationModel.DataTransfer.DataPackageOperation.Copy;
// Even if AcceptedOperation is already set to Copy it will cause the copy animation
// to remain even after the the dragged element has left
if (operationPriorToSend != dragEventArgs.AcceptedOperation)
{
var result = (int)dragEventArgs.AcceptedOperation;
e.AcceptedOperation = (Windows.ApplicationModel.DataTransfer.DataPackageOperation)result;
}
});
}
void HandleDragOver(object sender, Microsoft.UI.Xaml.DragEventArgs e)
{
var package = e.DataView.Properties["_XFPropertes_DONTUSE"] as DataPackage;
var dragEventArgs = new DragEventArgs(package);
SendEventArgs <DropGestureRecognizer>(rec =>
{
if (!rec.AllowDrop)
{
e.AcceptedOperation = Windows.ApplicationModel.DataTransfer.DataPackageOperation.None;
return;
}
rec.SendDragOver(dragEventArgs);
var result = (int)dragEventArgs.AcceptedOperation;
e.AcceptedOperation = (Windows.ApplicationModel.DataTransfer.DataPackageOperation)result;
});
}
void HandleDrop(object sender, Microsoft.UI.Xaml.DragEventArgs e)
{
var datapackage = e.DataView.Properties["_XFPropertes_DONTUSE"] as DataPackage;
var args = new DropEventArgs(datapackage?.View);
SendEventArgs <DropGestureRecognizer>(async rec =>
{
if (!rec.AllowDrop)
{
return;
}
try
{
await rec.SendDrop(args);
}
catch (Exception dropExc)
{
Application.Current?.FindMauiContext()?.CreateLogger <DropGestureRecognizer>()?.LogWarning(dropExc, "Error sending drop event");
}
});
}
