Class DiagramViewModel

Represets the diagram control is used for creating diagrams like flow charts, organizational charts, mind maps, floor plans, and swim lane diagrams either through code or through a visual interface.

Inheritance
System.Object
DiagramElementViewModel
DiagramViewModel
Implements
System.ComponentModel.INotifyPropertyChanged
Inherited Members
System.Object.ToString()
System.Object.Equals(System.Object)
System.Object.Equals(System.Object, System.Object)
System.Object.ReferenceEquals(System.Object, System.Object)
System.Object.GetHashCode()
System.Object.GetType()
System.Object.MemberwiseClone()
Namespace: Syncfusion.UI.Xaml.Diagram
Assembly: Syncfusion.SfDiagram.WPF.dll
Syntax
public class DiagramViewModel : DiagramElementViewModel, IDiagramElement, IID, IGraph, INotifyPropertyChanged

Constructors

DiagramViewModel()

Creates new instance of DiagramViewModel class.

Declaration
public DiagramViewModel()

Properties

AnnotationChangedCommand

Gets or sets the annotationchangedcommand to invoke when the annotation changed

Declaration
public ICommand AnnotationChangedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

AnnotationConstraints

Gets or sets the default behaviors of the annotation.

Declaration
public AnnotationConstraints AnnotationConstraints { get; set; }
Property Value
Type Description
AnnotationConstraints

AutoScrolledCommand

Gets or sets the autoscrolledcommand to invoke when perform autoscroll for diagram elements.

Declaration
public ICommand AutoScrolledCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

BezierSmoothness

Gets or sets the beziersmoothness of the diagram.

Declaration
public BezierSmoothness BezierSmoothness { get; set; }
Property Value
Type Description
BezierSmoothness

BpmnGroupDropIndicatorStyle

Gets or sets the drop indicator style for the BpmnGroup.

Declaration
public Style BpmnGroupDropIndicatorStyle { get; set; }
Property Value
Type Description
System.Windows.Style

BridgeDirection

Gets or sets the direction of line bridges.

Declaration
public BridgeDirection BridgeDirection { get; set; }
Property Value
Type Description
BridgeDirection

CommandManager

Gets or sets the CommandManager of the Diagram to customize the keyboad command.

Declaration
public CommandManager CommandManager { get; set; }
Property Value
Type Description
CommandManager

ConnectionIndicatorStyle

Gets or sets the connection indicator style for the Node and Port while in connecting state.

Declaration
public Style ConnectionIndicatorStyle { get; set; }
Property Value
Type Description
System.Windows.Style

ConnectorDropIndicatorStyle

Gets or sets the drop indicator style for connector.

Declaration
public Style ConnectorDropIndicatorStyle { get; set; }
Property Value
Type Description
System.Windows.Style

ConnectorEditingCommand

Gets or sets the connector editing command invokes when the connector is editing.

Declaration
public ICommand ConnectorEditingCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

Connectors

Gets or sets the IConnector collection of the diagram.

Declaration
public object Connectors { get; set; }
Property Value
Type Description
System.Object

ConnectorSelectionIndicatorStyle

Gets or sets the selection indicator style for the Connector.

Declaration
public Style ConnectorSelectionIndicatorStyle { get; set; }
Property Value
Type Description
System.Windows.Style

ConnectorSourceChangedCommand

Gets or sets the connectorsourcechangedcommand to invoke when the connector source thumb is changed.

Declaration
public ICommand ConnectorSourceChangedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ConnectorTargetChangedCommand

Gets or sets the connectortargetchangedcommand to invoke when the connector target thumb is changed.

Declaration
public ICommand ConnectorTargetChangedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

Constraints

Gets or sets the default behaviors of the diagram.

Declaration
public GraphConstraints Constraints { get; set; }
Property Value
Type Description
GraphConstraints

DataSourceSettings

Gets or sets the data source that is to be bound with diagram.

Declaration
public IDataSourceSettings DataSourceSettings { get; set; }
Property Value
Type Description
IDataSourceSettings

DefaultConnectorType

Gets or sets the default connectortype.

Declaration
public ConnectorType DefaultConnectorType { get; set; }
Property Value
Type Description
ConnectorType

DragEnterCommand

Gets or sets the itemdragcommand to invoke when the input system reports an underlying drag command with this element as the drag target.

Declaration
public ICommand DragEnterCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

DragLeaveCommand

Gets or sets the itemdragleavecommand to invoke when the input system reports an underlying drag command with this element as the drag origin.

Declaration
public ICommand DragLeaveCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

DragOverCommand

Gets or sets the itemdragovercommand to invoke when the input system reports an underlying drag command with this element as the potential drop target.

Declaration
public ICommand DragOverCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

DrawingTool

Gets or sets the type of object to be drawn through drawing tool.

Declaration
public DrawingTool DrawingTool { get; set; }
Property Value
Type Description
DrawingTool

DropCommand

Gets or sets the itemdropcommand to invoke when the input system reports an underlying drop command with this element as the drop target.

Declaration
public ICommand DropCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

EnableConnectorSplitting

Gets or sets the value indicating whether a connector can be splitted or not when node dropped on a connector.

Declaration
public bool EnableConnectorSplitting { get; set; }
Property Value
Type Description
System.Boolean

true the connector will be splitted when the node is dropped on the connector; otherwise, false. The default value is false.

ExportSettings

Gets or sets the content of the diagram can be exported as raster image files by using Export function.

Declaration
public ExportSettings ExportSettings { get; set; }
Property Value
Type Description
ExportSettings

FirstSelectionIndicatorStyle

Gets or sets the selection indicator style for the first selecteditem.

Declaration
public Style FirstSelectionIndicatorStyle { get; set; }
Property Value
Type Description
System.Windows.Style

GetDrawTypeCommand

Gets or sets the getdrawtypecommand to invoke when draw a object via drawingtool to decide the drawing object.

Declaration
public ICommand GetDrawTypeCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

GetLayoutInfoCommand

Gets or sets the getlayoutcommand to invoke when changes occurs in layout.

Declaration
public ICommand GetLayoutInfoCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand
Remarks

GetLayoutInfoCommand fires only for Organization layout type.

Groups

Gets or sets the IGroup collection of the diagram.

Declaration
public object Groups { get; set; }
Property Value
Type Description
System.Object

HasChanges

Gets or sets a value indicating whether the diagram has any unsaved changes since the last save.

Declaration
public bool HasChanges { get; set; }
Property Value
Type Description
System.Boolean

true, if the document has unsaved changes; otherwise, false.

HistoryChangedCommand

Gets or sets the historychangedcommand to invoke when the history stack changes.

Declaration
public ICommand HistoryChangedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

HistoryManager

Gets or sets the history of the diagram pages which used to log the custom datas.

Declaration
public HistoryManager HistoryManager { get; set; }
Property Value
Type Description
HistoryManager

HitPadding

Gets or sets when the port should be visible.

Declaration
public double HitPadding { get; set; }
Property Value
Type Description
System.Double

HorizontalRuler

Gets or sets the horizontal ruler of the diagram.

Declaration
public Ruler HorizontalRuler { get; set; }
Property Value
Type Description
Ruler

ItemAddedCommand

Gets or sets the itemaddedcommand to invoke when the item is added to diagram.

Declaration
public ICommand ItemAddedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ItemAddingCommand

Occurs before an item is added to the SfDiagram.

Declaration
public ICommand ItemAddingCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ItemDeletedCommand

Gets or sets the itemdeletedcommand to invoke when the element is Deleted.

Declaration
public ICommand ItemDeletedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ItemDeletingCommand

Gets or sets the itemdeletingcommand to invoke when the element goes for delete.

Declaration
public ICommand ItemDeletingCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ItemDoubleTappedCommand

Gets or sets the itemdoubletappedcommand to invoke when double click on the diagram or diagram elements.

Declaration
public ICommand ItemDoubleTappedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ItemSelectedCommand

Gets or sets the itemselectedcommand to invoke when select the diagram elements.

Declaration
public ICommand ItemSelectedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ItemSelectingCommand

Gets or sets the itemselectingcommand when the element goes for select.

Declaration
public ICommand ItemSelectingCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ItemTappedCommand

Gets or sets the itemtappedcommand to invoke when click on the diagram or diagram elements.

Declaration
public ICommand ItemTappedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ItemUnSelectedCommand

Gets or sets the itemunselectedcommand to invoke when the selection goes to unselection.

Declaration
public ICommand ItemUnSelectedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

ItemUnSelectingCommand

Gets or sets the itemunselectingcommand when the element goes for unselect.

Declaration
public ICommand ItemUnSelectingCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

KnownTypes

Gets or sets the knowntypes of the diagram elements properties for serialization.

Declaration
public GetTypes KnownTypes { get; set; }
Property Value
Type Description
GetTypes

LaneDropIndicatorStyle

Gets or sets the drop indicator style for the Lane.

Declaration
public Style LaneDropIndicatorStyle { get; set; }
Property Value
Type Description
System.Windows.Style

LayoutManager

Gets or sets the layoutmanager of the diagram to manage layouts.

Declaration
public LayoutManager LayoutManager { get; set; }
Property Value
Type Description
LayoutManager

LayoutUpdatedCommand

Gets or sets the refreshlayoutcommand to invoke when the layout is changed.

Declaration
public ICommand LayoutUpdatedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

LineRoutingSettings

Gets or sets the LineRoutingSettings to customize the routing.

Declaration
public LineRoutingSettings LineRoutingSettings { get; set; }
Property Value
Type Description
LineRoutingSettings

Menu

Gets or sets some additional menu items for contentmenu.

Declaration
public DiagramMenu Menu { get; set; }
Property Value
Type Description
DiagramMenu

MenuItemClickedCommand

Gets or sets the menuitemclickedcommand to invoke when a DiagramMenuItem is clicked..

Declaration
public ICommand MenuItemClickedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

MenuItemCommand

Gets or sets the Menuitem command of the Diagram.

Declaration
public ICommand MenuItemCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

MenuOpeningCommand

Gets or sets the menuopeningcommand to invoke when any context menu on the element is opened.

Declaration
public ICommand MenuOpeningCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

MouseDownCommand

Gets or sets the mousedowncommand to invoke when the mouse pointer is over the control and a mouse button is pressed.

Declaration
public ICommand MouseDownCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

MouseUpCommand

Gets or sets the mouseupcommand to invoke when the mouse pointer is over the control and a mouse button is released.

Declaration
public ICommand MouseUpCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

MultipleSelectionMode

Gets or sets the MultipleSelectionMode of the Diagram.

Declaration
public MultipleSelectionMode MultipleSelectionMode { get; set; }
Property Value
Type Description
MultipleSelectionMode

NodeChangedCommand

Gets or sets the nodechangedcommand to invoke when the node is changed.

Declaration
public ICommand NodeChangedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

NodeDropIndicatorStyle

Gets or sets the drop indicator style for the node.

Declaration
public Style NodeDropIndicatorStyle { get; set; }
Property Value
Type Description
System.Windows.Style

Nodes

Gets or sets the INode collection of the diagram.

Declaration
public object Nodes { get; set; }
Property Value
Type Description
System.Object

NodeSelectionIndicatorStyle

Gets or sets the selection indicator style for the node.

Declaration
public Style NodeSelectionIndicatorStyle { get; set; }
Property Value
Type Description
System.Windows.Style

ObjectDrawnCommand

Gets or sets the objectdrawncommand to invoke when the draw a element in the diagram.

Declaration
public ICommand ObjectDrawnCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

OutlineSettings

Gets or sets the OutlineSettings is used to display the mirror images for the outside viewport elements to avoid the empty elements in virtualization Mode.

Declaration
public IOutlineSettings OutlineSettings { get; set; }
Property Value
Type Description
IOutlineSettings

PageSettings

Gets or sets the size and appearance of the diagram pages.

Declaration
public IPageSettings PageSettings { get; set; }
Property Value
Type Description
IPageSettings

PortChangedCommand

Gets or sets the portchanged command to invoke when the port is changed.

Declaration
public ICommand PortChangedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

PortHoverEffect

Gets or sets the animation effect while hovering the mouse on the port.

Declaration
public PortHoverEffect PortHoverEffect { get; set; }
Property Value
Type Description
PortHoverEffect

The default animation effect will be Ripple.

PortVisibility

Gets or sets when the port should be visible.

Declaration
public PortVisibility PortVisibility { get; set; }
Property Value
Type Description
PortVisibility

PreviewSettings

Gets or sets the size and appearance of the diagram pages.

Declaration
public PreviewSettings PreviewSettings { get; set; }
Property Value
Type Description
PreviewSettings

PrintingCommand

Gets or sets the printing command to invoke when print the diagram.

Declaration
public ICommand PrintingCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

PrintingService

Gets or sets whether register or unregister a printing task of the diagram.

Declaration
public PrintingService PrintingService { get; set; }
Property Value
Type Description
PrintingService

ResizerConstraints

Gets or sets the default resizer behaviors of the Node/Group.

Declaration
public ResizerConstraints ResizerConstraints { get; set; }
Property Value
Type Description
ResizerConstraints

ScrollSettings

Gets or sets the ScrollSettings of the diagram to customize the scrolling.

Declaration
public ScrollSettings ScrollSettings { get; set; }
Property Value
Type Description
ScrollSettings

ScrollViewerRenderMode

Gets or sets the ScrollViewerRenderMode of the diagram.

Declaration
public ScrollViewerRenderMode ScrollViewerRenderMode { get; set; }
Property Value
Type Description
ScrollViewerRenderMode

SelectedItems

Gets or sets the object shows the selected items of the diagram.

Declaration
public object SelectedItems { get; set; }
Property Value
Type Description
System.Object

SelectorChangedCommand

Gets or sets the selectorchangedcommand to invoke when the selection with their porperty value is changed.

Declaration
public ICommand SelectorChangedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

SelectorHandleDisplayMode

Gets or sets the display mode for the handle of the selector.

Declaration
public SelectorHandleDisplayMode SelectorHandleDisplayMode { get; set; }
Property Value
Type Description
SelectorHandleDisplayMode

SingleSelectionMode

Gets or sets the selection behavior of diagram elements either single select or toggle select.

Declaration
public SingleSelectionMode SingleSelectionMode { get; set; }
Property Value
Type Description
SingleSelectionMode

SnapSettings

Gets or sets the SnapSettings of the Diagram.

Declaration
public SnapSettings SnapSettings { get; set; }
Property Value
Type Description
SnapSettings

SwimlaneChildChangedCommand

Gets or sets the SwimlaneChildchangedcommand to invoke when the SwimlaneChild is changed.

Declaration
public ICommand SwimlaneChildChangedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

Swimlanes

Gets or sets the ISwimlane collection of the diagram.

Declaration
public object Swimlanes { get; set; }
Property Value
Type Description
System.Object

SymbolDroppingCommand

Gets or sets the symboldroppingcommand to invoke when drag and drop the symbol from stencil to diagram.

Declaration
[Obsolete("This SymbolDroppingCommand is deprecated. Please use DropCommand.")]
public ICommand SymbolDroppingCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

Theme

Gets or sets the theme to a collection of property settings that allow you to define the look of diagram elements.

Declaration
public DiagramTheme Theme { get; set; }
Property Value
Type Description
DiagramTheme

Tool

Gets or sets the desired drawing tool of the diagram.

Declaration
public Tool Tool { get; set; }
Property Value
Type Description
Tool

VerticalRuler

Gets or sets the vertical ruler of the diagram.

Declaration
public Ruler VerticalRuler { get; set; }
Property Value
Type Description
Ruler

ViewPortChangedCommand

Gets or sets the viewportchangedcommand to invoke when the diagram bounds is changed.

Declaration
public ICommand ViewPortChangedCommand { get; set; }
Property Value
Type Description
System.Windows.Input.ICommand

Implements

IID
System.ComponentModel.INotifyPropertyChanged