private SelectedNodesCollection GetSelectedNodesCollection()
{
var viewModelNodes = NodeControls.Select(q => q.ViewModelNode);
var relationships = SelectorControl.GetRelationships();
return(new SelectedNodesCollection(viewModelNodes, relationships));
}
public void Initialize(Map map)
{
ZoomControl.Value = map.Location.Zoom;
_map = map;
SelectorControl.Initialize(map);
_map.EventPublisher.LocationChanged += EventPublisher_LocationChanged;
SelectorControl.PlaceHolderText = ControlsRes.LocationChangerControl_PlaceHolder;
}
/// <summary>
/// If the control contains a ScrollViewer, this will reset the viewer
/// to be scrolled to the top.
/// </summary>
private void ResetScrollViewer()
{
if (SelectorControl != null)
{
ScrollViewer sv = SelectorControl.GetLogicalChildrenBreadthFirst().OfType <ScrollViewer>().FirstOrDefault();
if (sv != null)
{
sv.ScrollToTop();
}
}
}
/// <summary>
/// If the control contains a ScrollViewer, this will reset the viewer
/// to be scrolled to the top.
/// </summary>
private void ResetScrollViewer()
{
if (SelectorControl != null)
{
var sv = SelectorControl.GetLogicalDescendants().OfType <ScrollViewer>().FirstOrDefault();
if (sv != null)
{
sv.Offset = new Vector(0, 0);
}
}
}
/// <summary>
/// Handles the SelectionChanged event on the Selector control.
/// </summary>
/// <param name="sender">The source object.</param>
/// <param name="e">The selection changed event data.</param>
private void OnSelectionChanged(object sender, SelectionChangedEventArgs e)
{
if (IgnoringSelectionChanged)
{
return;
}
SelectionChangedEventHandler handler = SelectionChanged;
if (handler != null)
{
handler(sender, e);
SelectorControl.ScrollToCenterOfView(SelectorControl.SelectedItem);
}
}
private void OnCloneClicked(object sender, EventArgs eventArgs)
{
var nodes = NodeControls.Select(q => q.ViewModelNode).ToList();
var relationships = new List <Relationship>();
foreach (var relationship in SelectorControl.GetRelationships())
{
if (nodes.Any(n => n.Id == relationship.From) || nodes.Any(n => n.Id == relationship.To))
{
relationships.Add(relationship);
}
}
Clear();
IoC.GetInstance <ISuperGraphNodeFactory>().CloneNodes(nodes, relationships);
}
private void FindRelatedArrows()
{
if (NodeControls.Count > 0)
{
foreach (var arrowControl in SelectorControl.GetArrowControls())
{
var viewModelArrow = arrowControl.DataContext as ArrowViewModel;
if (viewModelArrow != null)
{
foreach (var nodeControl in NodeControls)
{
if (viewModelArrow.ViewModelRelationship.From == nodeControl.ViewModelNode.Id || viewModelArrow.ViewModelRelationship.To == nodeControl.ViewModelNode.Id)
{
AddArrow(arrowControl);
}
}
}
}
NodeControls[0].Focus();
}
}
/// <summary>
/// If the control contains a ScrollViewer, this will reset the viewer
/// to be scrolled to the top.
/// </summary>
private void ResetScrollViewer()
{
ScrollViewer sv = SelectorControl?.GetLogicalChildrenBreadthFirst().OfType <ScrollViewer>().FirstOrDefault();
sv?.ScrollToTop();
}
public void DeleteNodes(UserControl sender = null)
{
if (HasInvisibleNodesSelected())
{
SuperMessageBoxService.ShowWarning("Delete Node(s)",
"Some hidden nodes have been selected, are you sure you wish to delete them? \r\n\r\n" +
"Press YES to delete them\r\n" +
"Press NO to show all hidden nodes",
"Yes",
"No",
"Cancel",
DeleteAllNodes,
() =>
{
foreach (var nodeControl in NodeControls)
{
if (nodeControl.CollapseState == CollapseState.Collapsed ||
nodeControl.CollapseState == CollapseState.SemiCollapsed)
{
var control = nodeControl as NodeControl;
if (control != null && control.GetAllChildNodeControls().Any(q => q.ViewModelNode.IsSelected))
{
control.CollapseControl.ExpandNodes(new ChildrenControlCollection(control));
}
}
}
if (sender != null)
{
sender.Focus();
}
},
() =>
{
if (sender != null)
{
sender.Focus();
}
});
}
else
{
if (NodeControls.Any(q => q.CollapseState == CollapseState.Collapsed || q.CollapseState == CollapseState.SemiCollapsed))
{
SuperMessageBoxService.ShowWarning("Delete Node(s)",
"The selected node(s) have hidden related node(s), are you sure you wish to delete your selection? \r\n\r\n" +
"Press YES to delete the selected node(s) then show the hidden node(s)\r\n" +
"Press NO to just show the hidden node(s)",
"Yes",
"No",
"Cancel",
() =>
{
DeleteAllNodes();
SelectorControl.RecheckIncorrectVisibility();
SelectorControl.ReScanForCollapseStates();
},
() =>
{
foreach (var nodeControl in NodeControls)
{
if (nodeControl.CollapseState == CollapseState.Collapsed ||
nodeControl.CollapseState == CollapseState.SemiCollapsed)
{
var control = nodeControl as NodeControl;
if (control != null)
{
control.CollapseControl.ExpandNodes(new ChildrenControlCollection(control, false, true));
}
}
}
if (sender != null)
{
sender.Focus();
}
},
() =>
{
if (sender != null)
{
sender.Focus();
}
});
}
else
{
DeleteAllNodes();
}
}
}
public void MouseManagerOnLeftButtonDragReleased(object sender, MouseManagerEventArgs e)
{
if (!IsDrag)
{
return;
}
Visibility = Visibility.Collapsed;
// If nothing is pressed, clean selection
if ((Keyboard.Modifiers & ModifierKeys.Shift) != ModifierKeys.Shift && (Keyboard.Modifiers & ModifierKeys.Control) != ModifierKeys.Control)
{
Clear();
}
// If Control is pressed, remove selected nodes from selection
if ((Keyboard.Modifiers & ModifierKeys.Control) == ModifierKeys.Control)
{
var removedNodeControl = false;
foreach (var child in SelectorControl.NodeContainer.Children)
{
if (child is NodeControl)
{
var nodeControl = child as NodeControl;
if (nodeControl.Visibility == Visibility.Visible)
{
if (IsPointInSelection(nodeControl.Centre) && nodeControl.ViewModelNode.IsSelected)
{
RemoveNode(nodeControl);
removedNodeControl = true;
}
}
}
}
if (!removedNodeControl)
{
foreach (var arrowControl in SelectorControl.GetArrowControls().Where(q => q.IsCollapsed == false))
{
var viewModelArrow = arrowControl.DataContext as ArrowViewModel;
if (viewModelArrow != null)
{
if (IsArrowInSelection(viewModelArrow.FirstCoordinate, viewModelArrow.SecondCoordinate))
{
RemoveArrow(arrowControl);
}
}
}
}
}
// Add selected nodes to selection
else
{
foreach (var child in SelectorControl.GetVisibleNodeControls())
{
if (IsPointInSelection(child.Centre))
{
AddNode(child);
}
}
if (NodeControls.Count == 0 || ArrowControls.Count > 0)
{
foreach (var arrowControl in SelectorControl.GetArrowControls().Where(q => q.IsCollapsed == false))
{
var viewModelArrow = arrowControl.DataContext as ArrowViewModel;
if (viewModelArrow != null)
{
if (IsArrowInSelection(viewModelArrow.FirstCoordinate, viewModelArrow.SecondCoordinate))
{
AddArrow(arrowControl);
}
}
}
}
}
FindRelatedArrows();
IsDrag = false;
}