public static void lv_PreviewMouseMove(object sender, System.Windows.Input.MouseEventArgs e)
{
if (startPoint.X == -1 && startPoint.X == -1)
{
return;
}
// Get the current mouse position
Point mousePos = e.GetPosition(null);
Vector diff = startPoint - mousePos;
if (e.LeftButton == MouseButtonState.Pressed &&
Math.Abs(diff.X) > SystemParameters.MinimumHorizontalDragDistance ||
Math.Abs(diff.Y) > SystemParameters.MinimumVerticalDragDistance)
{
// Get the dragged ListViewItem
ListView listView = sender as ListView;
ListViewItem listViewItem =
FindAnchestor <ListViewItem>((DependencyObject)e.OriginalSource);
if (listViewItem != null)
{
WorkItem workItem = listViewItem.Tag as WorkItem;
if (workItem != null)
{
// Initialize the drag & drop operation
var data = new DragDropData()
{
OriginListView = listView, WorkItem = workItem
};
DataObject dragData = new DataObject(typeof(DragDropData), data);
DragDrop.DoDragDrop(listViewItem, dragData, DragDropEffects.Move);
startPoint = new Point(-1, -1);
}
}
}
}
static void header_Drop(object sender, DragEventArgs e)
{
try
{
if (e.Data.GetDataPresent(typeof(DragDropData)))
{
TextBlock tb = sender as TextBlock;
if (tb != null)
{
StackPanel sp = tb.Parent as StackPanel;
if (sp != null)
{
var lv = sp.Children[1] as ListView;
if (lv != null)
{
var obj = e.Data.GetData(typeof(DragDropData));
DragDropData ddd = (DragDropData)obj;
ListView originLV = ddd.OriginListView;
WorkItem wi = ddd.WorkItem;
Iteration iter = lv.Tag as Iteration;
wi.PartialOpen();
wi.IterationId = iter.Id;
wi.IterationPath = iter.Path;
wi.Save(SaveFlags.MergeAll);
AddWorkItemToSprint(lv, wi);
foreach (object item in originLV.Items)
{
if (item.GetType() == typeof(ListViewItem))
{
var tempWi = ((ListViewItem)item).Tag as WorkItem;
if (tempWi != null && wi == tempWi)
{
var list = originLV.ItemsSource as List <ListViewItem>;
list.Remove((ListViewItem)item);
originLV.Items.Refresh();
break;
}
}
}
}
}
}
}
}
catch (Exception ex)
{
System.Diagnostics.Debug.WriteLine(ex.Message);
}
}