private void OrderListBox_PreviewMouseLeftButtonDown(object sender, MouseButtonEventArgs e)
{
Point p = e.GetPosition(OrderListBox);
oldIndex = OrderListBox.GetIndexAtPosition(p);
if (oldIndex >= 0)
{
startPoint = p;
}
}
private void OrderListBox_DragEnterOrOver(object sender, DragEventArgs e)
{
int index = OrderListBox.GetIndexAtPosition(e.GetPosition(OrderListBox));
this.RemoveInsertionAdorner();
if (index >= 0)
{
var container = OrderListBox.ItemContainerGenerator.ContainerFromIndex(index) as FrameworkElement;
this.CreateInsertionAdorner(container, e.GetPosition(container).IsInFirstHalf(container, true));
}
else if (OrderListBox.HasItems)
{
var container = OrderListBox.ItemContainerGenerator.ContainerFromIndex(OrderListBox.Items.Count - 1) as FrameworkElement;
this.CreateInsertionAdorner(container, false);
}
//e.Effects = DragDropEffects.Move;
}
private void PopulateOrderListBox()
{
OrderListBox.Items.Clear();
foreach (var item in orderRep.Items)
{
OrderListBox.Items.Add($"{item.Name} | {item.Price:$0.00}");
}
OrderListBox.Refresh();
var subTotal = orderRep.Items.Sum(item => item.Price);
var itbis = subTotal * 0.18;
var tip = subTotal * 0.10;
var total = subTotal + itbis + tip;
SubTotalBox.Text = $"{subTotal:$0.00}";
ITBISBox.Text = $"{itbis:$0.00}";
TipBox.Text = $"{tip:$0.00}";
TotalBox.Text = $"{total:$0.00}";
}
void OrderListBox_Drop(object sender, DragEventArgs e)
{
try
{
this.RemoveInsertionAdorner();
int index = OrderListBox.GetIndexAtPosition(e.GetPosition(OrderListBox));
FrameworkElement container;
bool isInFirstHalf = false;
if (index >= 0)
{
container = OrderListBox.ItemContainerGenerator.ContainerFromIndex(index) as FrameworkElement;
isInFirstHalf = e.GetPosition(container).IsInFirstHalf(container, true);
}
else
{
index = OrderListBox.HasItems ? OrderListBox.Items.Count - 1 : 0;
}
// Data comes from list itself
if (e.Data.GetData(typeof(MediaOrderItem)) != null)
{
if (oldIndex < 0 || index == oldIndex)
{
return;
}
if (index < oldIndex)
{
index++;
}
if (isInFirstHalf)
{
index--;
}
MediaOrderItem movedItem = orderList[oldIndex];
if (index < 0)
{
orderList.Move(new MediaOrderItem[] { movedItem }, orderList.Count - oldIndex - 1);
}
else
{
orderList.Move(new MediaOrderItem[] { movedItem }, index - oldIndex);
}
oldIndex = -1;
}
// Data comes from song list
else if (e.Data.GetData(SongDataObject.SongDataFormat) != null)
{
if (OrderListBox.HasItems)
{
index++;
}
if (isInFirstHalf)
{
index--;
}
SongData data = (SongData)e.Data.GetData(SongDataObject.SongDataFormat);
Media m = MediaManager.LoadMediaMetadata(data.Uri, null);
orderList.Insert(index, m);
}
// Data comes from explorer
else if (e.Data.GetData(DataFormats.FileDrop) != null)
{
if (OrderListBox.HasItems)
{
index++;
}
if (isInFirstHalf)
{
index--;
}
string[] files = (string[])e.Data.GetData(DataFormats.FileDrop);
IEnumerable <Media> result;
if (files.Length < 1)
{
return;
}
if (files.Length == 1)
{
if (MediaManager.TryLoadPortfolio(files[0], out result))
{
// TODO: maybe insert contents at drop position if the portfolio isn't empty?
Controller.OpenPortfolio(files[0]);
}
else
{
Media m = MediaManager.LoadMediaMetadata(new Uri(files[0]), null);
orderList.Insert(index, m);
}
}
else
{
foreach (var m in MediaManager.LoadMultipleMediaMetadata(files.Select(f => new Uri(f))))
{
orderList.Insert(index++, m);
}
}
}
else if (e.Data.GetData(typeof(String)) != null)
{
string data = (string)e.Data.GetData(typeof(String));
Uri u = null;
if (!Uri.TryCreate(data, UriKind.Absolute, out u))
{
Uri.TryCreate("http://" + data, UriKind.Absolute, out u);
}
if (u != null)
{
Media m = MediaManager.LoadMediaMetadata(u, null);
orderList.Insert(index, m);
}
}
}
catch (Exception ex)
{
Controller.ShowUnhandledException(ex, false);
}
}
private void OrderListBox_OnExecuteCommand(object sender, ExecutedRoutedEventArgs e)
{
var selected = this.OrderListBox.SelectedItems.Cast <MediaOrderItem>().ToArray();
bool activeSelected = selected.Any() && (selected.Count((item) => item == orderList.ActiveItem) != 0);
MediaOrderItem boundaryItem;
if (e.Command == CustomCommands.MoveUp)
{
boundaryItem = orderList.Move(selected, -1);
if (boundaryItem != null)
{
OrderListBox.ScrollIntoView(boundaryItem);
portfolioModified = true;
}
// set keyboard focus to last selected element (this is the element that
// was selected last when using Shift+Arrow key selection, therefore this should keep
// the selection where it was before) instead of moving focus to list box
// where it would end up by default with Ctlr+Arrow keys.
Keyboard.Focus((ListBoxItem)OrderListBox.ItemContainerGenerator.ContainerFromItem(selected.Last()));
}
else if (e.Command == CustomCommands.MoveDown)
{
boundaryItem = orderList.Move(selected, 1);
if (boundaryItem != null)
{
OrderListBox.ScrollIntoView(boundaryItem);
portfolioModified = true;
}
Keyboard.Focus((ListBoxItem)OrderListBox.ItemContainerGenerator.ContainerFromItem(selected.Last()));
}
else if (e.Command == ApplicationCommands.Delete)
{
if (selected.Any() && (!activeSelected || MessageBox.Show("Wollen Sie das aktive Element wirklich entfernen (Die Anzeige wird auf Blackscreen geschaltet, wenn die Präsentation gerade aktiv ist)?", "Aktives Element entfernen?", MessageBoxButton.YesNoCancel, MessageBoxImage.Warning) == MessageBoxResult.Yes))
{
int index = this.OrderListBox.SelectedIndex;
var selectedArray = selected.ToArray();
foreach (var item in selectedArray)
{
orderList.Remove(item);
}
if (index < this.OrderListBox.Items.Count)
{
this.OrderListBox.SelectedIndex = index;
OrderListBox.ScrollIntoView(this.OrderListBox.SelectedItem);
}
else if (this.OrderListBox.HasItems)
{
this.OrderListBox.SelectedIndex = this.OrderListBox.Items.Count - 1;
OrderListBox.ScrollIntoView(this.OrderListBox.SelectedItem);
}
portfolioModified = true;
}
}
else if (e.Command == CustomCommands.Activate)
{
orderList.ActiveItem = selected.Last();
}
else if (e.Command == NavigationCommands.Refresh)
{
// FIXME: If the focus is on another element than the OrderListBox, refresh does not work correctly ...
foreach (var item in selected)
{
orderList.Reload(item);
}
}
else if (e.Command == CustomCommands.OpenInEditor)
{
var ed = Controller.ShowEditorWindow();
foreach (var item in selected)
{
var song = item.Data as SongMedia;
ed.LoadOrImport(song.Uri);
}
}
}
