public void Dropped(IDropInfo dropInfo, DragDropEffects effects)
{
bool isCopy, isMove;
GuiHelper.ConvertDragDropEffectToCopyMove(effects, out isCopy, out isMove);
_projectBrowseControl._controller.FolderTree_DragEnded(isCopy, isMove);
}
public void Drop(IDropInfo dropInfo)
{
var insertIndex = dropInfo.InsertIndex;
MediaItemViewModel[] mediaItemViewModels = { dropInfo.Data as MediaItemViewModel };
var destinationList = _trackViewModel.Track.MediaItems;
var sourceList = mediaItemViewModels.First().TrackViewModel.Track.MediaItems;
foreach (var index in mediaItemViewModels.Select(o => sourceList.IndexOf(o.MediaItem)).Where(index => index != -1))
{
sourceList.RemoveAt(index);
if (sourceList == destinationList && index < insertIndex)
{
--insertIndex;
}
}
foreach (var o in mediaItemViewModels)
{
if (insertIndex < destinationList.Count)
destinationList.Insert(insertIndex++, o.MediaItem);
else
destinationList.Add(o.MediaItem);
}
}
void IDropTarget.Drop(IDropInfo dropInfo)
{
var target = dropInfo.TargetItem as IExpressionTreeNode;
if (target == null)
return;
var source = dropInfo.Data as IExpressionTreeNode;
if (source == null)
return;
if (source is PredicateNode && target is PredicateNode)
{
Tree.InjectInto(source, target);
}
else
{
throw new NotSupportedException();
}
// todo: do this as XamlVirutalizingCollection
var ft = new ExpressionTreeTraversingCollection();
ft.UpdateRoot(Tree.Root);
FlattenedTree = ft;
//FlattenedTree.UpdateRoot(Tree.Root);
}
/// <summary>
/// Test the specified drop information for the right data.
/// </summary>
/// <param name="dropInfo">The drop information.</param>
public static bool CanAcceptData(IDropInfo dropInfo)
{
if (dropInfo == null || dropInfo.DragInfo == null) {
return false;
}
if (!dropInfo.IsSameDragDropContextAsSource) {
return false;
}
// do not drop on itself
var isTreeViewItem = dropInfo.InsertPosition.HasFlag(RelativeInsertPosition.TargetItemCenter)
&& dropInfo.VisualTargetItem is TreeViewItem;
if (isTreeViewItem && dropInfo.VisualTargetItem == dropInfo.DragInfo.VisualSourceItem) {
return false;
}
if (dropInfo.DragInfo.SourceCollection == dropInfo.TargetCollection) {
var targetList = dropInfo.TargetCollection.TryGetList();
return targetList != null;
}
// else if (dropInfo.DragInfo.SourceCollection is ItemCollection) {
// return false;
// }
else if (dropInfo.TargetCollection == null) {
return false;
} else {
if (TestCompatibleTypes(dropInfo.TargetCollection, dropInfo.Data)) {
var isChildOf = IsChildOf(dropInfo.VisualTargetItem, dropInfo.DragInfo.VisualSourceItem);
return !isChildOf;
} else {
return false;
}
}
}
public virtual void DragOver(IDropInfo dropInfo)
{
if (CanAcceptData(dropInfo)) {
dropInfo.Effects = DragDropEffects.Copy;
dropInfo.DropTargetAdorner = DropTargetAdorners.Insert;
}
}
public virtual void Drop(IDropInfo dropInfo)
{
int insertIndex = dropInfo.InsertIndex;
IList destinationList = GetList(dropInfo.TargetCollection);
IEnumerable data = ExtractData(dropInfo.Data);
if (dropInfo.DragInfo.VisualSource == dropInfo.VisualTarget)
{
IList sourceList = GetList(dropInfo.DragInfo.SourceCollection);
foreach (object o in data)
{
int index = sourceList.IndexOf(o);
if (index == -1)
continue;
sourceList.RemoveAt(index);
if (sourceList == destinationList && index < insertIndex)
--insertIndex;
}
}
foreach (object o in data)
destinationList.Insert(insertIndex++, o);
}
protected void DragOverPlaylistManagementList(IDropInfo _dropInfo)
{
MediaItem mediaItem = (MediaItem)_dropInfo.DragInfo.SourceItem;
ListBox listBoxTarget, listBoxSource;
PlaylistObjectMediaList playlistList = this.currentPlaylistManagementList();
listBoxTarget = (ListBox)_dropInfo.VisualTarget;
listBoxSource = (ListBox)_dropInfo.DragInfo.VisualSource;
if (playlistList == null || !mediaItem.isAllowedToDropOnTrackList() || !playlistList.isEditable)
{
_dropInfo.Effects = System.Windows.DragDropEffects.None;
return;
}
this.savePlaylistManagementListPosition();
listBoxTarget = (ListBox)_dropInfo.VisualTarget;
listBoxSource = (ListBox)_dropInfo.DragInfo.VisualSource;
if (listBoxTarget.Name == listBoxSource.Name)
_dropInfo.Effects = System.Windows.DragDropEffects.Move;
else
_dropInfo.Effects = System.Windows.DragDropEffects.Copy;
}
public static bool CanAcceptData(IDropInfo dropInfo)
{
if (dropInfo == null || dropInfo.DragInfo == null)
{
return false;
}
if (dropInfo.DragInfo.SourceCollection == dropInfo.TargetCollection)
{
return GetList(dropInfo.TargetCollection) != null;
}
else if (dropInfo.DragInfo.SourceCollection is ItemCollection)
{
return false;
}
else
{
if (TestCompatibleTypes(dropInfo.TargetCollection, dropInfo.Data))
{
return !IsChildOf(dropInfo.VisualTargetItem, dropInfo.DragInfo.VisualSourceItem);
}
else
{
return false;
}
}
}
public virtual void Drop(IDropInfo dropInfo)
{
var insertIndex = dropInfo.InsertIndex;
var destinationList = GetList(dropInfo.TargetCollection);
var data = ExtractData(dropInfo.Data);
if (dropInfo.DragInfo.VisualSource == dropInfo.VisualTarget)
{
var sourceList = GetList(dropInfo.DragInfo.SourceCollection);
foreach (var o in data)
{
var index = sourceList.IndexOf(o);
if (index != -1)
{
sourceList.RemoveAt(index);
if (sourceList == destinationList && index < insertIndex)
{
--insertIndex;
}
}
}
}
foreach (var o in data)
{
destinationList.Insert(insertIndex++, o);
}
}
protected override void OnImported(IEnumerable<Track> tracks, IDropInfo dropInfo)
{
Track track = tracks.First();
if (playCommand.CanExecute(track))
{
playCommand.Execute(track);
}
}
public void DragOver(IDropInfo dropInfo)
{
if (dropInfo.Data is IList<MediaItemViewModel> || dropInfo.Data is MediaItemViewModel)
{
dropInfo.Effects = DragDropEffects.Copy | DragDropEffects.Move;
dropInfo.DropTargetAdorner = DropTargetAdorners.Insert;
}
}
//
// The drop handler is only used for the grouping example.
//
void IDropTarget.DragOver(IDropInfo dropInfo)
{
DragDrop.DefaultDropHandler.DragOver(dropInfo);
if (dropInfo.TargetGroup == null)
{
dropInfo.Effects = System.Windows.DragDropEffects.None;
}
}
public void Drop(IDropInfo dropInfo)
{
var collection = (ObservableCollection<PlayableBase>)((ICollectionView)dropInfo.TargetCollection).SourceCollection;
if (dropInfo.Data is PlayableBase)
{
var track = (PlayableBase)dropInfo.Data;
int newIndex;
var currentIndex = dropInfo.DragInfo.SourceIndex;
if (dropInfo.InsertIndex > collection.Count - 1)
{
newIndex = collection.Count - 1;
}
else
{
newIndex = dropInfo.InsertIndex;
if (newIndex > 0 && newIndex > currentIndex) newIndex--;
}
if (currentIndex == newIndex) return;
collection.Move(currentIndex, newIndex);
MainViewModel.Instance.MusicManager.SelectedTrack = collection[newIndex];
}
else if (dropInfo.Data is IEnumerable<PlayableBase>)
{
var tracks = ((IEnumerable<PlayableBase>)dropInfo.Data).OrderBy(x => collection.IndexOf(x)).ToList();
int index;
if (dropInfo.InsertIndex >= collection.Count)
{
index = collection.Count - 1;
}
else
{
index = dropInfo.InsertIndex;
if (collection.IndexOf(tracks.Last()) < index)
{
index--;
}
}
if (tracks.Any(track => collection.IndexOf(track) == index))
{
return;
}
if (index < collection.IndexOf(tracks[0]))
{
tracks.Reverse();
}
foreach (var track in tracks)
{
collection.Move(collection.IndexOf(track), index);
}
}
}
public void DragOver(IDropInfo dropInfo)
{
if (this.IsFileDropInfo(dropInfo))
{
dropInfo.Effects = DragDropEffects.Link;
return;
}
ITreeItem source = dropInfo.Data as ITreeItem;
ITreeItem target = dropInfo.TargetItem as ITreeItem;
if (source == null
|| target == null
|| source == target)
{
return;
}
// Cannot drag if the source's parent is read only
if (source.Parent != null && (source.Parent.IsReadOnly || !source.IsEnabled))
{
return;
}
// Ensure the source isn't a parent to the target
ITreeItem node = target.Parent;
while (node != null)
{
if (node == source)
{
return;
}
node = node.Parent;
}
// Determine the action to perform
switch (dropInfo.InsertPosition)
{
// Handle dropping directly onto a node
case RelativeInsertPosition.TargetItemCenter:
if (!target.IsReadOnly && target.IsEnabled)
{
dropInfo.DropTargetAdorner = DropTargetAdorners.Highlight;
dropInfo.Effects = DragDropEffects.Move;
}
break;
// Insertion cases
default:
if (target.Parent == null || (!target.Parent.IsReadOnly && target.IsEnabled))
{
dropInfo.DropTargetAdorner = DropTargetAdorners.Insert;
dropInfo.Effects = DragDropEffects.Move;
}
break;
}
}
public void DragOver(IDropInfo dropInfo)
{
// Call default DragOver method, cause most stuff should work by default
GongSolutions.Wpf.DragDrop.DragDrop.DefaultDropHandler.DragOver(dropInfo);
if (dropInfo.TargetGroup == null)
{
dropInfo.Effects = System.Windows.DragDropEffects.None;
}
}
public void DragOver(IDropInfo dropInfo)
{
DragDropEffects resultingEffect;
if (CanAcceptData(dropInfo, out resultingEffect))
{
dropInfo.Effects = resultingEffect;
dropInfo.DropTargetAdorner = DropTargetAdorners.Highlight;
}
}
public override void Drop(IDropInfo dropInfo)
{
if (dropInfo.TargetCollection.Cast<object>().Contains(dropInfo.Data))
{
return;
}
base.Drop(dropInfo);
}
public void Drop(IDropInfo dropInfo)
{
// TODO(Matthew) clean this up a bit
DockTileDirection direction = DetermineDirectionDropped(dropInfo.VisualTarget.RenderSize, dropInfo.DropPosition);
var data = dropInfo.Data;
var target = (dropInfo.VisualTarget as FrameworkElement).DataContext;
View.MoveTile(target, data, direction);
}
public override void Dropped(IDropInfo dropInfo)
{
var tc = dropInfo.TargetItem as TestCase;
if (tc != null)
{
TestScenario scenario = tc.Scenario;
scenario.Manager.EndChangeSetBatch();
}
}
public void DragOver(IDropInfo dropInfo)
{
if (dropInfo.DragInfo.Data is CustomDataModel) {
dropInfo.Effects = DragDropEffects.Copy;
dropInfo.DropTargetAdorner = DropTargetAdorners.Insert;
// test for handled
dropInfo.NotHandled = true; // now the DefaultDropHandler should work
}
}
public void Drop(IDropInfo dropInfo)
{
if (!DropItemCommand.CanExecute(dropInfo))
{
//dropInfo.IsNotHandled = true;
return;
}
DropItemCommand.Execute(dropInfo);
}
public void DragOver(IDropInfo dropInfo)
{
var item = dropInfo.Data as ReportLayoutItemViewModel;
if (item == null) return;
if (!_predicate(item)) return;
dropInfo.DropTargetAdorner = DropTargetAdorners.Highlight;
dropInfo.Effects = DragDropEffects.Move;
}
public void Drop(IDropInfo dropInfo)
{
bool isCopy, isMove;
_projectBrowseControl._controller.ListView_Drop(
dropInfo.Data is System.Windows.IDataObject ? GuiHelper.ToAltaxo((System.Windows.IDataObject)dropInfo.Data) : dropInfo.Data,
dropInfo.KeyStates.HasFlag(DragDropKeyStates.ControlKey),
dropInfo.KeyStates.HasFlag(DragDropKeyStates.ShiftKey),
out isCopy, out isMove);
dropInfo.Effects = GuiHelper.ConvertCopyMoveToDragDropEffect(isCopy, isMove); // it is important to get back the resulting effect to dropInfo, because dropInfo informs the drag handler about the resulting effect, which can e.g. delete the items after a move operation
}
void IDropTarget.Drop(IDropInfo _dropInfo)
{
ListBox listBoxTarget, listBoxSource;
listBoxTarget = (ListBox)_dropInfo.VisualTarget;
listBoxSource = (ListBox)_dropInfo.DragInfo.VisualSource;
if (listBoxTarget.Name == "ZoneTracklistControl")
this.DropOnZoneTrackList(_dropInfo);
if (listBoxTarget.Name == "PlaylistManagementListControl")
this.DropOnPlaylistManagementList(_dropInfo);
}
public override void Drop(IDropInfo drop_info)
{
switch (current_drop)
{
case DropType.Default:
base.Drop(drop_info);
break;
case DropType.PatternToCategory:
HandlePatternToCategoryDrop(drop_info);
break;
}
}
protected static bool CanAcceptData(IDropInfo dropInfo)
{
if (dropInfo.DragInfo.SourceCollection == dropInfo.TargetCollection)
return GetList(dropInfo.TargetCollection) != null;
if (dropInfo.DragInfo.SourceCollection is ItemCollection)
return false;
if (!TestCompatibleTypes(dropInfo.TargetCollection, dropInfo.Data))
return false;
return !IsChildOf(dropInfo.VisualTargetItem, dropInfo.DragInfo.VisualSourceItem);
}
public new void Drop(IDropInfo dropInfo)
{
var game = dropInfo.TargetItem as ToSell;
if (game != null)
{
game.PicturePaths.Clear();
foreach (string file in ((DataObject)dropInfo.Data).GetFileDropList())
{
game.PicturePaths.Add(file);
}
}
}
void IDropTarget.DragOver(IDropInfo dropInfo)
{
if (((dropInfo.Data is PlayableBase || dropInfo.Data is IEnumerable<PlayableBase>) && dropInfo.TargetItem is IPlaylist && dropInfo.DragInfo.SourceCollection != MainViewModel.Instance.MusicManager.FavoritePlaylist.ViewSource))
{
dropInfo.DropTargetAdorner = typeof (DropTargetHighlightAdorner);
dropInfo.Effects = DragDropEffects.Move;
}
else if (dropInfo.Data is NormalPlaylist)
{
dropInfo.DropTargetAdorner = typeof(DropTargetInsertionAdorner);
dropInfo.Effects = DragDropEffects.Move;
}
}
protected bool CanAcceptData(IDropInfo dropInfo, out System.Windows.DragDropEffects resultingEffect)
{
bool canCopy, canMove;
_projectBrowseControl._controller.ListView_DropCanAcceptData(
dropInfo.Data is System.Windows.IDataObject ? GuiHelper.ToAltaxo((System.Windows.IDataObject)dropInfo.Data) : dropInfo.Data,
dropInfo.KeyStates.HasFlag(DragDropKeyStates.ControlKey),
dropInfo.KeyStates.HasFlag(DragDropKeyStates.ShiftKey),
out canCopy, out canMove);
resultingEffect = GuiHelper.ConvertCopyMoveToDragDropEffect(canCopy, canMove);
return canCopy | canMove;
}
public void DragOver(IDropInfo dropInfo)
{
Console.WriteLine("Dragging over surrounding area");
if (!DropItemCommand.CanExecute(dropInfo))
{
//dropInfo.IsNotHandled = true;
return;
}
dropInfo.DropTargetAdorner = DropTargetAdorners.Highlight;
dropInfo.Effects = DragDropEffects.Move;
}
public void Drop(IDropInfo dropInfo)
{
var draggedItem = (DraggableItemViewModel)dropInfo.Data;
if (dropInfo.Effects == DragDropEffects.Move)
{
Item = draggedItem.Item;
draggedItem.Item = null;
}
else if (dropInfo.Effects == DragDropEffects.Copy)
{
Item = new Item(draggedItem.Item);
}
else if (dropInfo.Effects == DragDropEffects.Link)
{
// Link = Swap
var item = draggedItem.Item;
draggedItem.Item = Item;
Item = item;
}
}
/// <summary>
/// Updates the current drag state.
/// </summary>
/// <param name="dropInfo">
/// Information about the drag operation.
/// </param>
/// <remarks>
/// To allow a drop at the current drag position, the <see cref="DropInfo.Effects"/> property on
/// <paramref name="dropInfo"/> should be set to a value other than <see cref="DragDropEffects.None"/>
/// and <see cref="DropInfo.Payload"/> should be set to a non-null value.
/// </remarks>
public void DragOver(IDropInfo dropInfo)
{
logger.Trace("drag over {0}", dropInfo.TargetItem);
Tuple <DomainOfExpertise, Participant> tuple;
this.Session.OpenIterations.TryGetValue(this.Thing, out tuple);
if (tuple.Item1 == null)
{
dropInfo.Effects = DragDropEffects.None;
return;
}
var droptarget = dropInfo.TargetItem as IDropTarget;
if (droptarget != null)
{
droptarget.DragOver(dropInfo);
}
}
//Handle Hovering Items
public void DragOver(IDropInfo dropInfo)
{
Item sourceItem = dropInfo.Data as Item;
string target = (dropInfo.VisualTarget as FrameworkElement).Name;
string source = (dropInfo.DragInfo.VisualSource as FrameworkElement).Name;
if (target == "CommandBin")
{
dropInfo.Effects = DragDropEffects.Move;
}
else if (target == "CommandPanel" && source == "CommandSource")
{
dropInfo.DropTargetAdorner = DropTargetAdorners.Insert;
dropInfo.Effects = DragDropEffects.Copy;
}
else if (target == "CommandPanel" && source == "CommandPanel")
{
dropInfo.DropTargetAdorner = DropTargetAdorners.Insert;
dropInfo.Effects = DragDropEffects.Move;
}
}
/// <summary>
/// Performs the drop operation
/// </summary>
/// <param name="dropInfo">
/// Information about the drop operation.
/// </param>
public async Task Drop(IDropInfo dropInfo)
{
// moving
if (dropInfo.Payload is Parameter parameter)
{
await this.Drop(dropInfo, parameter);
}
// moving the group into this parameter's group
if (dropInfo.Payload is ParameterGroup group && (dropInfo.Effects == DragDropEffects.Move))
{
await this.Drop(dropInfo, group);
}
if (dropInfo.Payload is RelationalExpression expression && this.ThingCreator.IsCreateBinaryRelationshipForRequirementVerificationAllowed(this.Thing, expression))
{
await this.Drop(this.Thing, expression);
}
dropInfo.Effects = DragDropEffects.None;
}
void IDropTarget.Drop(IDropInfo dropInfo)
{
if (dropInfo != null)
{
if (dropInfo.VisualTarget is FrameworkElement frameworkElement)
{
if (frameworkElement.Name == "CloudItemDataGrid" ||
frameworkElement.Name == "DragAndDropInfoTextTextBlock")
{
if (dropInfo.Data is IFileRecordInfo recordInfo)
{
AddCloudEntry(recordInfo, null);
}
else if (dropInfo.Data is IEnumerable <IFileRecordInfo> recordInfos)
{
recordInfos.ForEach(info => AddCloudEntry(info, null));
}
}
}
}
}
/// <summary>
/// Updates the current drag state.
/// </summary>
/// <param name="dropInfo">
/// Information about the drag operation.
/// </param>
/// <remarks>
/// To allow a drop at the current drag position, the <see cref="DropInfo.Effects"/> property on
/// <paramref name="dropInfo"/> should be set to a value other than <see cref="DragDropEffects.None"/>
/// and <see cref="DropInfo.Payload"/> should be set to a non-null value.
/// </remarks>
public void DragOver(IDropInfo dropInfo)
{
var rowPayload = dropInfo.Payload as Thing;
if (rowPayload != null)
{
if (!this.ThingDiagramItems.OfType <NamedThingDiagramContentItem>().Select(x => x.Thing).Contains(rowPayload))
{
dropInfo.Effects = DragDropEffects.Copy;
return;
}
}
if (dropInfo.Payload is Tuple <ParameterType, MeasurementScale> tuplePayload)
{
dropInfo.Effects = DragDropEffects.Copy;
return;
}
dropInfo.Effects = DragDropEffects.None;
}
/// <summary>
/// Event handler for the <see cref="PreviewDragOver"/> event
/// </summary>
/// <param name="sender">the sender of the event</param>
/// <param name="e">the <see cref="DragEventArgs"/> associated to the event</param>
/// <remarks>
/// Occurs when the input system reports an underlying drag event with this element as the potential drop target.
/// </remarks>
private void PreviewDragOver(object sender, DragEventArgs e)
{
this.dropInfo = new DropInfo(sender, e);
var dropTarget = this.AssociatedObject.DataContext as IDropTarget;
if (dropTarget != null)
{
dropTarget.DragOver(this.dropInfo);
e.Effects = this.dropInfo.Effects;
e.Handled = true;
}
var dependencyObject = sender as DependencyObject;
if (dependencyObject != null)
{
this.Scroll(dependencyObject, e);
}
}
/// <summary>
/// Handle the drop of a <see cref="ElementDefinition"/>
/// </summary>
/// <param name="dropInfo">The <see cref="IDropInfo"/> containing the payload</param>
/// <param name="elementDefinition">The <see cref="ElementDefinition"/></param>
private async Task Drop(IDropInfo dropInfo, ElementDefinition elementDefinition)
{
if (this.ThingCreator == null)
{
this.ThingCreator = new ThingCreator();
}
try
{
var currentDomain = this.Session.QuerySelectedDomainOfExpertise(this.Thing.GetContainerOfType <Iteration>());
if (elementDefinition.TopContainer == this.Thing.TopContainer)
{
await this.ThingCreator.CreateElementUsage(this.Thing, elementDefinition, currentDomain, this.Session);
}
}
catch (Exception ex)
{
logger.Error(ex.Message);
this.ErrorMsg = ex.Message;
}
}
private static void UpdateTargetDropAdorner(DependencyObject target, IDropInfo dropInfo)
{
UIElement adornedElement = target.GetVisualDescendent <ItemsPresenter>();
if (dropInfo.DropTargetAdorner == null)
{
DropTargetAdorner = null;
}
else if (!dropInfo.DropTargetAdorner.IsInstanceOfType(DropTargetAdorner))
{
DropTargetAdorner = DropTargetAdorner.Create(dropInfo.DropTargetAdorner, adornedElement);
}
if (DropTargetAdorner == null)
{
return;
}
DropTargetAdorner.DropInfo = dropInfo;
DropTargetAdorner.InvalidateVisual();
}
protected virtual int PrepareSourceList(IDropInfo dropInfo, object[] data, IList sourceList, IList destinationList)
{
var insertIndex = dropInfo.InsertIndex;
if (!Equals(dropInfo.DragInfo.VisualSource, dropInfo.VisualTarget))
{
return(insertIndex);
}
foreach (var index in data.Select(sourceList.IndexOf).Where(index => index != -1))
{
sourceList.RemoveAt(index);
if (Equals(sourceList, destinationList) && index < insertIndex)
{
--insertIndex;
}
}
return(insertIndex);
}
void IDropTarget.Drop(IDropInfo dropInfo)
{
if (dropInfo.Data is TECIOModule module)
{
bool foundModule = false;
foreach (var item in IOModules)
{
if (item.Item == module)
{
item.Quantity++;
foundModule = true;
break;
}
}
if (!foundModule)
{
ControllerType.IOModules.Add(module);
IOModules.Add(module);
}
}
}
/// <summary>
/// Updates the current drag state.
/// </summary>
/// <param name="dropInfo">
/// Information about the drag operation.
/// </param>
/// <remarks>
/// To allow a drop at the current drag position, the <see cref="DropInfo.Effects"/> property on
/// <paramref name="dropInfo"/> should be set to a value other than <see cref="DragDropEffects.None"/>
/// and <see cref="DropInfo.Payload"/> should be set to a non-null value.
/// </remarks>
public void DragOver(IDropInfo dropInfo)
{
try
{
logger.Trace("drag over {0}", dropInfo.TargetItem);
var droptarget = dropInfo.TargetItem as IDropTarget;
if (droptarget != null)
{
droptarget.DragOver(dropInfo);
return;
}
dropInfo.Effects = DragDropEffects.None;
}
catch (Exception ex)
{
dropInfo.Effects = DragDropEffects.None;
logger.Error(ex, "drag-over caused an error");
throw;
}
}
/// <summary>
/// Performs the drop operation
/// </summary>
/// <param name="dropInfo">
/// Information about the drop operation.
/// </param>
public async Task Drop(IDropInfo dropInfo)
{
var droptarget = dropInfo.TargetItem as IDropTarget;
if (droptarget != null)
{
try
{
this.IsBusy = true;
await droptarget.Drop(dropInfo);
}
catch (Exception ex)
{
this.Feedback = ex.Message;
}
finally
{
this.IsBusy = false;
}
}
}
public void Drop(IDropInfo dropInfo)
{
WartośćWewnętrznegoKlockaZwracającegoWartość docelowaKolekcja = (WartośćWewnętrznegoKlockaZwracającegoWartość)dropInfo.TargetCollection;
KlocekZwracającyWartość upuszczanyKlocek = (KlocekZwracającyWartość)dropInfo.Data;
upuszczanyKlocek.MiejsceUmieszczenia = docelowaKolekcja;
upuszczanyKlocek.ZPrzybornika = false;
docelowaKolekcja[0] = upuszczanyKlocek;
ManipulacjaKlockiemZwracającymWartość manipulacja = new ManipulacjaKlockiemZwracającymWartość(ManipulacjeKlockiem.Dodanie, upuszczanyKlocek)
{
Cel = docelowaKolekcja
};
WartośćWewnętrznegoKlockaZwracającegoWartość źródło = dropInfo.DragInfo.SourceCollection as WartośćWewnętrznegoKlockaZwracającegoWartość;
if (źródło != null)
{
manipulacja.Źródło = źródło;
}
_metodaZachowującaStanAplikacji(manipulacja);
}
public void DragOver(IDropInfo dropInfo)
{
try
{
var data = dropInfo.Data as IDataObject;
var path = (string[])data.GetData(DataFormats.FileDrop);
var file = new FileInfo(path.First());
if (Asset.GetAssetType(file.Extension) != Controller.TargetAssetType)
{
dropInfo.Effects = DragDropEffects.None;
}
else
{
dropInfo.Effects = DragDropEffects.Copy;
}
}
catch
{
dropInfo.Effects = DragDropEffects.None;
}
}
private async Task ReorderSelectedPlaylistTracksAsync(IDropInfo dropInfo)
{
var tracks = new List <TrackViewModel>();
await Task.Run(() =>
{
try
{
foreach (var item in dropInfo.TargetCollection)
{
tracks.Add(((KeyValuePair <string, TrackViewModel>)item).Value);
}
}
catch (Exception ex)
{
LogClient.Error("Could not get the dropped tracks. Exception: {0}", ex.Message);
}
});
await this.playlistService.SetPlaylistOrderAsync(tracks, this.SelectedPlaylistName);
}
private async Task AddDroppedFilesToHoveredPlaylist(IDropInfo dropInfo)
{
PlaylistViewModel hoveredPlaylist = null;
List <TrackViewModel> tracks = null;
try
{
hoveredPlaylist = (PlaylistViewModel)dropInfo.TargetItem;
var filenames = base.GetDroppedFilenames(dropInfo);
tracks = await this.fileService.ProcessFilesAsync(filenames);
if (hoveredPlaylist != null && tracks != null)
{
await this.playlistService.AddTracksToPlaylistAsync(tracks, hoveredPlaylist.Name);
}
}
catch (Exception ex)
{
LogClient.Error("Could not add dropped files to hovered playlist. Exception: {0}", ex.Message);
}
}
public override void Drop(IDropInfo dropInfo)
{
if (dropInfo?.DragInfo == null)
{
return;
}
var targetList = dropInfo.TargetCollection.TryGetList();
var sourceIndex = targetList.IndexOf(dropInfo.Data);
var destinationIndex = dropInfo.InsertIndex;
if (sourceIndex == destinationIndex)
{
return;
}
var subjectViewModel = (DrawOrderItemViewModel)dropInfo.Data;
_editor.MoveSpriteNodeInFrontOfTarget(subjectViewModel.NodeId, destinationIndex);
}
public void DragOver(IDropInfo dropInfo)
{
if (dropInfo.Data is ResultListItem && dropInfo.TargetItem is PlaylistItem)
{
var sourceItem = dropInfo.Data as ResultListItem;
var targetItem = dropInfo.TargetItem as PlaylistItem;
if (sourceItem != null && targetItem != null)
{
dropInfo.DropTargetAdorner = DropTargetAdorners.Highlight;
dropInfo.Effects = DragDropEffects.Copy;
}
}
else if (dropInfo.Data is IEnumerable <ResultListItem> && dropInfo.TargetItem is PlaylistItem)
{
var sourceItem = dropInfo.Data as IEnumerable <ResultListItem>;
var targetItem = dropInfo.TargetItem as PlaylistItem;
if (sourceItem != null && targetItem != null)
{
dropInfo.DropTargetAdorner = DropTargetAdorners.Highlight;
dropInfo.Effects = DragDropEffects.Copy;
}
}
else if (dropInfo.Data is Rally && dropInfo.TargetItem is PlaylistItem)
{
dropInfo.DropTargetAdorner = DropTargetAdorners.Highlight;
dropInfo.Effects = DragDropEffects.Copy;
}
else if (dropInfo.TargetItem is PlaylistItem)
{
Rally data = ((DataObject)dropInfo.Data).GetData(typeof(Rally)) as Rally;
if (data != null)
{
dropInfo.DropTargetAdorner = DropTargetAdorners.Highlight;
dropInfo.Effects = DragDropEffects.Copy;
}
}
}
private async Task AddDroppedTracksToHoveredPlaylist(IDropInfo dropInfo)
{
if ((dropInfo.Data is KeyValuePair <string, TrackViewModel> | dropInfo.Data is List <KeyValuePair <string, TrackViewModel> >) &&
dropInfo.TargetItem is PlaylistViewModel)
{
try
{
string hoveredPlaylistName = ((PlaylistViewModel)dropInfo.TargetItem).Name;
if (hoveredPlaylistName.Equals(this.SelectedPlaylistName))
{
return; // Don't add tracks to the same playlist
}
var tracks = new List <PlayableTrack>();
await Task.Run(() =>
{
if (dropInfo.Data is KeyValuePair <string, TrackViewModel> )
{
// We dropped a single track
tracks.Add(((KeyValuePair <string, TrackViewModel>)dropInfo.Data).Value.Track);
}
else if (dropInfo.Data is List <KeyValuePair <string, TrackViewModel> > )
{
// We dropped multiple tracks
foreach (KeyValuePair <string, TrackViewModel> pair in (List <KeyValuePair <string, TrackViewModel> >)dropInfo.Data)
{
tracks.Add(pair.Value.Track);
}
}
});
await this.playlistService.AddTracksToPlaylistAsync(tracks, hoveredPlaylistName);
}
catch (Exception ex)
{
CoreLogger.Current.Error("Could not add dropped tracks to hovered playlist. Exception: {0}", ex.Message);
}
}
}
public void Drop(IDropInfo dropInfo)
{
var draggedModel = dropInfo.Data as TemplateTreeItemViewModel;
bool isStringDraggedModel = dropInfo.Data is string;
if (draggedModel == null && !isStringDraggedModel)
{
return;
}
if (!isStringDraggedModel && draggedModel.Template == null)
{
return;
}
if (dropInfo.Data is string)
{
string dragText = dropInfo.Data as string;
if (dragText == VariablesEditor.ExpressionEditorText)
{
ExecuteExpressionCommand();
dragText = string.Empty;
}
else
{
if (!this.CaretInExpression)
{
dragText = SqlStringHandler.CreateSqlExpression(dragText);
}
var editor = dropInfo.VisualTarget as TextEditor;
var caretIndex = editor.CaretOffset;
editor.Text = editor.Text.Insert(caretIndex, dragText);
editor.CaretOffset = caretIndex + dragText.Length;
}
}
else
{
InsertTemplate(draggedModel.Template);
}
}
/// <summary>
/// Test the specified drop information for the right data.
/// </summary>
/// <param name="dropInfo">The drop information.</param>
public static bool CanAcceptData(IDropInfo dropInfo)
{
if (dropInfo?.DragInfo == null)
{
return(false);
}
if (!dropInfo.IsSameDragDropContextAsSource)
{
return(false);
}
// do not drop on itself
var isTreeViewItem = dropInfo.InsertPosition.HasFlag(RelativeInsertPosition.TargetItemCenter) &&
dropInfo.VisualTargetItem is TreeViewItem;
if (isTreeViewItem && dropInfo.VisualTargetItem == dropInfo.DragInfo.VisualSourceItem)
{
return(false);
}
if (dropInfo.TargetCollection is null)
{
return(false);
}
if (ReferenceEquals(dropInfo.DragInfo.SourceCollection, dropInfo.TargetCollection))
{
var targetList = dropInfo.TargetCollection.TryGetList();
return(targetList != null);
}
if (TestCompatibleTypes(dropInfo.TargetCollection, dropInfo.Data))
{
var isChildOf = IsChildOf(dropInfo.VisualTargetItem, dropInfo.DragInfo.VisualSourceItem);
return(!isChildOf);
}
return(false);
}
public void Drop(IDropInfo dropInfo)
{
var l = dropInfo.TargetCollection.TryGetList();
if (l.Cast <Cooldown>().Any(cd =>
{
var ret = dropInfo.Data switch
{
Skill s => (cd.Skill.IconName == s.IconName),
Item i => (cd.Skill.IconName == i.IconName),
Abnormality a => (cd.Skill.IconName == a.IconName),
_ => false
};
return(ret);
}))
{
return;
}
switch (dropInfo.Data)
{
case Skill s:
l.Add(new Cooldown(s, false));
break;
case Item i:
Game.DB !.ItemsDatabase.TryGetItemSkill(i.Id, out var itemSkill);
l.Add(new Cooldown(itemSkill, false, CooldownType.Item));
break;
case Abnormality a:
l.Add(new Cooldown(new Skill(a.Id, Class.None, a.Name, a.ToolTip)
{
IconName = a.IconName
}, false, CooldownType.Passive));
break;
}
//dropInfo.DragInfo.SourceCollection.TryGetList().Remove(dropInfo.Data);
}
/// <summary>
/// Updates the current drag state.
/// </summary>
/// <param name="dropInfo">
/// Information about the drag operation.
/// </param>
/// <remarks>
/// To allow a drop at the current drag position, the <see cref="DropInfo.Effects"/> property on
/// <paramref name="dropInfo"/> should be set to a value other than <see cref="DragDropEffects.None"/>
/// and <see cref="DropInfo.Payload"/> should be set to a non-null value.
/// </remarks>
public void DragOver(IDropInfo dropInfo)
{
try
{
logger.Trace("drag over {0}", dropInfo.TargetItem);
var droptarget = dropInfo.TargetItem as IDropTarget;
if (droptarget != null)
{
droptarget.DragOver(dropInfo);
return;
}
var elementDefinition = dropInfo.Payload as ElementDefinition;
if (elementDefinition != null)
{
if (elementDefinition.Iid == Guid.Empty)
{
logger.Debug("Copying an Element Definition that has been created as template - iid is the empty guid");
dropInfo.Effects = DragDropEffects.Move;
return;
}
else
{
dropInfo.Effects = elementDefinition.TopContainer == this.Thing.TopContainer
? DragDropEffects.None
: DragDropEffects.Copy;
return;
}
}
dropInfo.Effects = DragDropEffects.None;
}
catch (Exception ex)
{
dropInfo.Effects = DragDropEffects.None;
logger.Error(ex, "drag-over caused an error");
throw;
}
}
private async Task AddDroppedTracksToHoveredPlaylist(IDropInfo dropInfo)
{
if ((dropInfo.Data is TrackViewModel | dropInfo.Data is IList <TrackViewModel>) &&
dropInfo.TargetItem is PlaylistViewModel)
{
try
{
string hoveredPlaylistName = ((PlaylistViewModel)dropInfo.TargetItem).Name;
if (hoveredPlaylistName.Equals(this.SelectedPlaylistName))
{
return; // Don't add tracks to the same playlist
}
var tracks = new List <TrackViewModel>();
await Task.Run(() =>
{
if (dropInfo.Data is TrackViewModel)
{
// We dropped a single track
tracks.Add((TrackViewModel)dropInfo.Data);
}
else if (dropInfo.Data is IList <TrackViewModel> )
{
// We dropped multiple tracks
foreach (TrackViewModel track in (IList <TrackViewModel>)dropInfo.Data)
{
tracks.Add(track);
}
}
});
await this.playlistService.AddTracksToPlaylistAsync(tracks, hoveredPlaylistName);
}
catch (Exception ex)
{
LogClient.Error("Could not add dropped tracks to hovered playlist. Exception: {0}", ex.Message);
}
}
}
protected static int GetInsertIndex(IDropInfo dropInfo)
{
var insertIndex = dropInfo.UnfilteredInsertIndex;
if (dropInfo.VisualTarget is ItemsControl itemsControl)
{
if (itemsControl.Items is IEditableCollectionView editableItems)
{
var newItemPlaceholderPosition = editableItems.NewItemPlaceholderPosition;
if (newItemPlaceholderPosition == NewItemPlaceholderPosition.AtBeginning && insertIndex == 0)
{
++insertIndex;
}
else if (newItemPlaceholderPosition == NewItemPlaceholderPosition.AtEnd && insertIndex == itemsControl.Items.Count)
{
--insertIndex;
}
}
}
return(insertIndex);
}
public void DragOver_DataIsASingleSoundAndTargetCollectionContainsSoundAndIsReadOnly_SetsEffectsToNone()
{
//Arrange
Target = CreateTarget();
ISound droppedSound = CommonStubsFactory.StubClonableSoundWithRandomName();
ReadOnlyObservableCollection <ISound> targetCollection =
new ReadOnlyObservableCollection <ISound>(new ObservableCollection <ISound>
{
droppedSound
});
IDropInfo dropInfo = MockRepository.GenerateStub <IDropInfo>();
dropInfo.Stub(info => info.TargetCollection).Return(targetCollection);
dropInfo.Stub(info => info.Data).Return(droppedSound);
//Act
Target.DragOver(dropInfo);
//Assert
dropInfo.Effects.ShouldBeEquivalentTo(DragDropEffects.None);
}
/// <summary>
/// Updates the current drag state.
/// </summary>
/// <param name="dropInfo">
/// Information about the drag operation.
/// </param>
/// <remarks>
/// To allow a drop at the current drag position, the <see cref="DropInfo.Effects"/> property on
/// <paramref name="dropInfo"/> should be set to a value other than <see cref="DragDropEffects.None"/>
/// and <see cref="DropInfo.Payload"/> should be set to a non-null value.
/// </remarks>
public void DragOver(IDropInfo dropInfo)
{
var termPayload = dropInfo.Payload as Term;
var canDropTerm = this.PermissionService.CanWrite(ClassKind.Term, this.Thing);
if (termPayload == null || !canDropTerm)
{
dropInfo.Effects = DragDropEffects.None;
return;
}
// if container is the same
if (termPayload.Container == this.Thing.Container)
{
dropInfo.Effects = DragDropEffects.None;
return;
}
if (termPayload.IDalUri.ToString() == this.Session.DataSourceUri)
{
// Move only possible within the glossary of the same chain of rdl
var payloadRdl = (ReferenceDataLibrary)termPayload.GetContainerOfType(typeof(ReferenceDataLibrary));
var possibleNewRdls = payloadRdl.GetRequiredRdls().ToList();
possibleNewRdls.Add(payloadRdl);
var currentRdl = this.Thing.GetContainerOfType(typeof(ReferenceDataLibrary));
if (!possibleNewRdls.Contains(currentRdl))
{
dropInfo.Effects = DragDropEffects.None;
return;
}
dropInfo.Effects = DragDropEffects.Move;
return;
}
// different data-source
dropInfo.Effects = DragDropEffects.Copy;
}
/// <summary>
/// Updates the current drag state.
/// </summary>
/// <param name="dropInfo">
/// Information about the drag operation.
/// </param>
/// <remarks>
/// To allow a drop at the current drag position, the <see cref="DropInfo.Effects"/> property on
/// <paramref name="dropInfo"/> should be set to a value other than <see cref="DragDropEffects.None"/>
/// and <see cref="DropInfo.Payload"/> should be set to a non-null value.
/// </remarks>
public void DragOver(IDropInfo dropInfo)
{
// moving the paramenter into a group of the same element definition
var parameter = dropInfo.Payload as Parameter;
if (parameter != null)
{
this.DragOver(dropInfo, parameter);
return;
}
// moving the group into a group of the same element definition
var group = dropInfo.Payload as ParameterGroup;
if (group != null && group.Container == this.Thing.Container)
{
this.DragOver(dropInfo, group);
return;
}
dropInfo.Effects = DragDropEffects.None;
}
public void DragOver(IDropInfo dropInfo)
{
var source = dropInfo.Data as LayerModel;
var target = dropInfo.TargetItem as LayerModel;
if (source == null || target == null || source == target)
{
return;
}
if (dropInfo.InsertPosition == RelativeInsertPosition.TargetItemCenter &&
target.LayerType is FolderType)
{
dropInfo.DropTargetAdorner = typeof(DropTargetMetroHighlightAdorner);
dropInfo.Effects = DragDropEffects.Copy;
}
else
{
dropInfo.DropTargetAdorner = typeof(DropTargetMetroInsertionAdorner);
dropInfo.Effects = DragDropEffects.Move;
}
}