Knowledge Base Contents

The tree view below lists all available articles in the yWorks Knowledge Base grouped by product and category.
If available, further resources like Developer's Guide and API documentation are listed additionally.

 Further yFiles for Java resources
Developer's Guide
API documentation

yFiles for Java

Back to topHow to create a graph from data stored inside a database
JDK 7 Compatibility Issues
What exact version of yFiles am I using?
 Licensing
How much does a yFiles license cost?
Obfuscation requirements when distributing yFiles classes
What is annual subscription?
What yFiles for Java license do I need?
What yFiles Package Distribution Do I Need?
 Obfuscation
Obfuscation requirements when distributing yFiles classes
 Deployment
Graph Structure Memory Requirements
Obfuscation requirements when distributing yFiles classes
Performance Pros and Cons When Displaying Graphs
Problems creating Graph2D objects on systems without X server
Using yFiles Layout with Eclipse and GEF
Using yFiles Viewer within Eclipse
 Other
Adding your own Node Realizers to yEd Lite
How to layout a graph in a separate thread
Internationalization Support
Mapping Between Business Layer and Presentation Layer
Multi-threading and yFiles' graph structures
 yFiles Basic
Graph Structure Memory Requirements
How to restore original node order after hiding and unhiding nodes from a graph
 Working With the Graph Structure
How to Hide and Unhide Nodes Correctly
 Binding Data to Graph Elements
Mapping Between Business Layer and Presentation Layer
 Analyzing Graphs
How to Compute All Shortest Paths Between Two Nodes
 Demo Applications Source Code
CyclesTest
ExtendedGraph
GraphConnectivityTest
GraphDemo
ListDemo
NodeMapTest
RandomGraphGenerator
ShortestPathDemo
ShortestPathTest
SpanningTreeTest
TopologicalSortDemo
TopologicalTest
 yFiles Layout
Graph Structure Memory Requirements
How to Hide and Unhide Nodes Correctly
How to restore original node order after hiding and unhiding nodes from a graph
Mapping Between Business Layer and Presentation Layer
Using yFiles in C++ applications
Using yFiles Layout with Eclipse and GEF
 Automatic Graph Layout
Calculating node-edge intersection points
How to Achieve Deterministic Graph Layout
How to layout a graph in a separate thread
How to specify minimum and maximum sizes of NodeRealizers
Routing multiple edges between two nodes in a parallel fashion
Suitable Layout Algorithms for UML Diagram Types
 Layout Architecture
Idiosyncrasies with DefaultLayoutGraph in a Layout-only Environment
 Concepts
How to invoke a yFiles layout algorithm
Tips for Passing Data to Layout Algorithms
 Advanced Layout Features
Automatic Port Assignment
How to Layout Subsets of Nodes Only
How to Save Port Constraints to a GraphML File
 Layout Stages
Automatic Port Assignment
 Incremental Layout
How to Layout Subsets of Nodes Only
 Circular Layout
Make SingleCycleLayouter use bent edges instead of straight edges
 Hierarchical Layout
Custom Node Alignment for HierarchicLayouter
HierarchicLayouter: Getting a Node's Layer Number
Make HierarchicLayouter Preserve Space for Node Labels
 Incremental Hierarchical Layout
Group Nodes, Labels, and IncrementalHierarchicLayouter
IncrementalHierarchicLayouter: Runtime vs Quality
 Organic Layout
How to Instruct the OrganicLayouter to Fix Some Node Positions
How to layout a graph in a separate thread
 Organic Edge Routing
OrganicEdgeRouter produces extreme bends
 Orthogonal Edge Routing
Make edges start from the same port using OrthogonalEdgeRouter
 Automatic Label Placement
Achieving Non-Overlapping Node and Edge Labeling
Demystifying Automatic Edge Labeling
Minimizing Label Overlaps
Running Generic Labeling Algorithms Stand-alone
 Demo Applications Source Code
Graph2DLayoutExecutorDemo
LayoutDemo
 yFiles Viewer
Graph Structure Memory Requirements
How to Hide and Unhide Nodes Correctly
How to restore original node order after hiding and unhiding nodes from a graph
Mapping Between Business Layer and Presentation Layer
Problems creating Graph2D objects on systems without X server
Using yFiles Viewer within Eclipse
 Displaying and Editing Graphs
How to implement a gradient background renderer
How to Start Label Editing on Mouse Double Click
Performance Pros and Cons When Displaying Graphs
Property Change Support in Graph2DView
 Bringing Graph Elements to Life: The Realizer Concept
Collapsible/Expandable UML Class Node Representation
How do I add or redefine shapes within ShapeNodeRealizer?
How to Avoid Unexpected Anti-Aliasing Rendering Effects with Edges
Make SingleCycleLayouter use bent edges instead of straight edges
NodeRealizer Idiosyncrasies
Properly Customizing the Visual Behavior of Nodes
Transparency of NodeRealizers
 Realizer-Related Features
Determining Whether a Hyperlink in an HTML-coded Label Text has been Clicked
How to automatically adjust node bounds to the node's label
How to create and augment custom arrow styles
How to place two edge labels on opposite sides of an edge
How to specify minimum and maximum sizes of NodeRealizers
Modeling T-Connections Using Edge Labels
Painting Labels Atop Other Graph Elements
Unicode Labels
Why do nodes and edges sometimes look rather simple?
Why Node Labels Exceed the Width of Their Nodes
 Writing Customized Realizers
How to Avoid Unexpected Anti-Aliasing Rendering Effects with Edges
How to serialize GeneralPath using GraphML
 View Implementations
Changing the Drawing Order of Nodes and Edges
Controlling the Rendering Order of Graph Elements in the View
How to create a Graph Overview Panel similar to the one used in yEd
How to determine the hit order of graph elements for mouse input
How to Move the Scroll Bars Using the Mouse Wheel
How to Preserve the Scrollbar Policy
How to update scroll bars and the scrollable area of a Graph2DView
Painting Selected Nodes on Top of Unselected Nodes
Property Change Support in Graph2DView
Setting Scroll Bar Policies
Why Node Labels Exceed the Width of Their Nodes
 User Interaction
Creating and Firing Additional Event Types
Customizing and switching between several EditModes
Customizing EditMode to move unselected nodes
Customizing Mouse Events in EditMode
Graph2DView doesn't receive any mouse events
Handling Mouse Events on Diagram Elements
How to automatically adjust node bounds to the node's label
How to Automatically Scroll the View During Mouse Drag Gestures
How to enable and customize tooltips for edges and nodes
How to Get Notified of Changes in a Graph2D
How to Preserve the Scrollbar Policy
How to Start Label Editing on Mouse Double Click
How to use arrow keys for panning in a Graph2DView
Listening to and Efficiently Handling Graphical Property Changes
Property Change Support in Graph2DView
Trigger Rotation and/or Zooming via Keyboard
Using Alternative Modifiers for ViewMode Mouse Gestures
 Events and Listeners
Creating and Firing Additional Event Types
How to Get Notified of Changes in a Graph2D
Listening to and Efficiently Handling Graphical Property Changes
Listening to Selection Changes Efficiently
Property Change Support in Graph2DView
 Printing a Graph's Visual Representation
How to add a title when printing a diagram
 Animations for Graph Elements
How to Animate Graphs
 Advanced Application Logic
Copying an image of the graph view to the system clipboard
 Graph Hierarchies
 Managing Graph Hierarchies
Hiding Nodes in a Graph Hierarchy that is Managed by Class HierarchyManager
Hiding Nodes in a Graph Hierarchy that is Managed by Class HierarchyManager, Part 2
 Node Realizers
How to Set the Size (or Location) of an Open Group Node
How to specify minimum and maximum sizes of NodeRealizers
 Input and Output
WMF limitations
 Graph Exchange and Graph Export Formats
yFiles Export Capabilities
 Exporting a Graph's Visual Representation
Avoiding Low Memory Conditions when Image-Exporting Graphs
How to Export a Graph as an Image
How to import a graph into Microsoft Visio
IllegalArgumentException when exporting graph to image files
 yFiles Extension Packages
yFiles Export Capabilities
 GraphML Extension Package
 GraphML
GraphML Representation of Nested Graph Structures
How to Save Port Constraints to a GraphML File
 Using the yFiles GraphML Extension Package
How to serialize GeneralPath using GraphML
 ySVG Extension Package
How to import a graph into Microsoft Visio
 yExport Extension Package
How to import a graph into Microsoft Visio
 Demo Applications Source Code
AnimatedNavigationDemo
AnimatedStructuralChangesDemo
AnimationEffectsDemo
AppletDemo
AssistantPlacerDemo
BackgroundDemo
BridgeDemo
BridgeEdgeRealizerDemo
BuildGraphDemo
BusRouterDemo
ChannelEdgeRouterModule
CircularLayoutModule
CircularPartialLayoutDemo
ClipboardDemo
CollapsibleTreeDemo
CompactOrthogonalLayoutModule
ComponentLayoutModule
CreateEdgeModeDemo
CriticalPathDemo
CustomGroupVisualizationDemo
CustomNodeRealizer
CustomNodeRealizerSerializer
DemoBase
DendrogramLayouterDemo
DiagonalLayouter
DiagonalLayoutModule
DirectedOrthogonalLayoutModule
DragAndDropDemo
DragNamesDemo
DrawablesDemo
DynamicAttributesDemo
EaseInEaseOutDemo
EdgeConnectorDemo
EdgeLabelingDemo
EdgeRouterDemo
EntityRelationshipDemo
EntityRelationshipPalette
ErdNotationConverter
FadeInFadeOutDemo
FadingGroupStateIconDemo
FamilyTreeDemo
FamilyTreeLayoutModule
FlowchartDemo
FlowchartPalette
FlowchartView
FullScreenNavigationDemo
GenericEdgeRealizerDemo
GenericNodeRealizerDemo
GraphExplorerDemo
GraphFormatConverter
GraphMLDemo
GroupingDemo
GroupingLayoutWithoutAView
GroupNavigationDemo
HierarchicLayouterDemo
HierarchicLayoutModule
HierarchicPartialLayoutDemo
HierarchyDemo
HierarchyJTreeDemo
HyperlinkDemo
ImageMapDemo
InactiveLayerDemo
IncrementalHierarchicGroupDemo
IncrementalHierarchicLayouterDemo
IncrementalHierarchicLayoutModule
IncrementalLayoutWithoutAView
IncrementalTreeLayouterDemo
InteractiveOrganicDemo
IntersectionCalculatorDemo
IntersectionCalculators
JOrgChart
JTreeChart
KeyboardNavigation
LabelAnimationDemo
LabelingModule
LayerConstraintsDemo
LayoutContext
LayoutModuleDemo
LayoutSupport
LayoutWithoutAView
LevelOfDetailDemo
LocalViewDemo
LogicGatesDemo
MagnifierViewModeDemo
MazeRouterDemo
MixedLayoutDemo
ModelViewManagerDemo
MouseInputDemo
MultiPageGraph2DBuilder
MultiPageLayoutDemo
MultiPageOverview
NavigationDemo
NodeLabelingDemo
NodePortsDemo
NodePropertyEditorDemo
OptionHandlerDemo
OrganicEdgeRouterModule
OrganicLayouterDemo
OrganicLayoutModule
OrganicPartialLayoutDemo
OrgChartDemo
OrgChartTreeModel
OrthogonalEdgeRouterModule
OrthogonalEdgeViewModeDemo
OrthogonalLayoutModule
OrthogonalPartialLayoutDemo
PartialLayoutBase
PartitionGridLayoutWithoutAView
PopupModeDemo
PortCandidateDemo
PortCreateEdgeModeDemo
PostprocessorDemo
PreferredLabelPlacementDemo
PrintPreviewDemo
RecursiveGroupLayouterDemo
RecursiveLayoutDemo
RollOverEffectDemo
RotatableNodePlacersDemo
SearchDemo
SequenceConstraintsDemo
SimpleAttributesDemo
SimpleDemo
SimpleIncrementalHierarchicLayouterDemo
SimpleSwimlaneLayouterDemo
SmartLabelModelDemo
SmartOrganicLayoutModule
SnapLineDemo
StateNodeRealizer
StateNodeRealizerDemo
SwimlaneDemo
SwimlaneGroupDemo
SwimlaneLayoutWithoutAView
SwingRendererDemo
TableStyleDemo
TiledImageDemo
TreeLayoutConfigurationDemo
TreeLayoutModule
UMLClassDiagramLayouterDemo
UMLClassNodeRealizer
UndoRedoDemo
ViewActionDemo
VisualFeatureDemo
XmlXslDemo
YLabelConfigurationDemo

yFiles.NET

Back to topHow to Find the yFiles.NET Documentation
 Licensing
How much does a yFiles license cost?
Licensing issues with the yFiles Algorithms assemblies
What is annual subscription?
What yFiles.NET license do I need?
 Deployment
Assigning a strong name to the yfiles.NET assemblies
Switching from an Evaluation Version to a Full Version
 Other
Internationalization Support
 yFiles.NET Algorithms
 Working With the Graph Structure
 Analyzing Graphs
How to Compute All Shortest Paths Between Two Nodes
 Automatic Graph Layout
How to Achieve Deterministic Graph Layout
Suitable Layout Algorithms for UML Diagram Types
 Advanced Layout Features
How to Layout Subsets of Nodes Only
 Incremental Layout
How to Layout Subsets of Nodes Only
 Organic Layout
How to Instruct the OrganicLayouter to Fix Some Node Positions
 Orthogonal Edge Routing
Make edges start from the same port using OrthogonalEdgeRouter
 yFiles.NET Viewer
 Displaying and Editing Graphs
Filtering graph elements in yFiles.NET, WPF and Silverlight
 Using yFiles Layout Functionality From yFiles.NET Viewer
Comparison between y.base.Graph and yWorks.yFiles.UI.Model.IGraph

yFiles WPF

Back to top
 Licensing
How much does a yFiles license cost?
Licensing issues with the yFiles Algorithms assemblies
What is annual subscription?
What yFiles WPF license do I need?
 Obfuscation
Using Babel Obfuscator in a multi-DLL setup
 Deployment
Assigning a strong name to the yfiles.NET assemblies
Switching from an Evaluation Version to a Full Version
 Other
Internationalization Support
What additional capabilities does yFiles WPF have over yFiles.NET?
 yFiles WPF Algorithms
 Automatic Graph Layout
How to Achieve Deterministic Graph Layout
Suitable Layout Algorithms for UML Diagram Types
 Advanced Layout Features
How to Layout Subsets of Nodes Only
 Incremental Layout
How to Layout Subsets of Nodes Only
 Organic Layout
How to Instruct the OrganicLayouter to Fix Some Node Positions
 Orthogonal Edge Routing
Make edges start from the same port using OrthogonalEdgeRouter
 yFiles WPF Viewer
Using yFiles WPF in a Windows Forms Application
 Displaying and Editing Graphs
Filtering graph elements in yFiles.NET, WPF and Silverlight
 Styles-related Features
How to Make a Selected Node With a UIElement
 View Implementations
Using yFiles WPF in a Windows Forms Application
 User Interaction
How to Make a Selected Node With a UIElement
 Using yFiles Layout Functionality From yFiles WPF Viewer
Comparison between y.base.Graph and yWorks.yFiles.UI.Model.IGraph

yFiles for Silverlight

Back to top
 Licensing
What is annual subscription?
 Deployment
Assigning a strong name to the yfiles.NET assemblies
 Other
Is yFiles for Silverlight compatible with Silverlight 4?
Known issues for bundled yFiles for Silverlight demo projects
 yFiles for Silverlight Algorithms
 Automatic Graph Layout
How to Achieve Deterministic Graph Layout
Suitable Layout Algorithms for UML Diagram Types
 Advanced Layout Features
How to Layout Subsets of Nodes Only
 Incremental Layout
How to Layout Subsets of Nodes Only
 Orthogonal Edge Routing
Make edges start from the same port using OrthogonalEdgeRouter
 yFiles for Silverlight Viewer
 Displaying and Editing Graphs
Filtering graph elements in yFiles.NET, WPF and Silverlight
 User Interaction
How to Use the Context Menu Feature of Silverlight 4
 Input and Output
How to Export a Graph to a Bitmap Image
How to Print a Graph with Silverlight 4

yFiles for HTML

Back to top
 Licensing
What is annual subscription?
 Other
About the "Script error." Message
 Further yFiles AJAX resources
Developer's Guide
API documentation

yFiles AJAX

Back to top
 Licensing
What is annual subscription?
What yFiles AJAX license do I need?
 Deployment
Handling "LinkageError: loader constraint violation" errors
NoSuchElementException while Running yFiles AJAX 1.0 with Java 1.4.2
 Other
How to prevent toolbars with reduced height in IE 6
Integrating yFiles AJAX and ICEfaces
Internationalization Support
Validation errors when building yFiles AJAX in Eclipse

yFiles FLEX

Back to top
 Licensing
What is annual subscription?
What yFiles FLEX license do I need?
Will my subscription licence be valid for future versions?
yFiles FLEX License Validation
 Deployment
Cannot run the AIR demos
Mixed Contents Warning in Web Browsers
Unable to load SWC yfiles-flex.swc
Why do the demos need a server?
 Other
Accessibility with yFiles FLEX
Automated GUI Testing with yFiles FLEX
Cannot run the AIR demos
Internationalization Support
Resources are not Released when the Graph is Cleared
Resources are not Released when the GraphCanvasComponent is Removed from the View
The prefix "yworks" for element "yworks:GraphCanvasComponent" is not bound
Unable to load SWC yfiles-flex.swc
 Displaying and Editing Graphs
Label Sizes and Zooming
Visualizing a Partition Grid with yFiles FLEX
 Graph Structure
Changing the displaying order of a graph's items (z-order)
How to Change the Appearance of a Newly Created Dummy Element
Resources are not Released when the Graph is Cleared
 Visual Representation of Graph Elements
Applying a background image to the GraphCanvasComponent
Adding new edges to existing ports only
Changing the displaying order of a graph's items (z-order)
Creating a new INodeStyle composed of different existing ones
Fonts are not displayed correctly
How to Add Tooltips / Mouse Hover Effects
How to prevent cropping of edges at the node's bounds
How to use MovieClip as node style
 Styles-related Features
Adding new edges to existing ports only
Creating a new INodeStyle composed of different existing ones
How to implement a custom label model
 View Implementations
Customizing Graph Animations
Customizing Selection Visualization
 User Interaction
Adding new edges to existing ports only
Context menu doesn't work in Flex 4 Applications
Handling mouse clicks on edges or nodes
How to Add Tooltips / Mouse Hover Effects
How to find out which graph item is located at particular coordinates
How to make custom edits undoable
Keyboard Shortcuts for Clipboard or Undo Actions are not Working
Using hyperlinks with nodes, edges and labels
 Input and Output
How to export a graph as PDF
How to Load and Save GraphML Files Without a Sever
Visualizing a Partition Grid with yFiles FLEX
 Working with the GraphML File Format
Transfer of additional information between server and client
 Printing
How to print the graph on multiple pages
 Communicating with the Server
BlazeDS Messaging with yFiles FLEX
Working with yFiles FLEX and BlazeDS
 Remote Communication in yFiles FLEX
Handling Node and Edge IDs
How to get the GraphML which is sent between server and client
How to set the URL for ServerActions (RoundtripHandler / DownloadHandler)
Server is slow after (re)deployment of a servlet
The server does not respond / a service request fails
Transfer of additional information between server and client
Working with yFiles FLEX and BlazeDS
 Remote API
Customizing Graph Animations
Working with yFiles FLEX and BlazeDS
 Using yFiles FLEX with a yFiles Server
Visualizing a Partition Grid with yFiles FLEX
 Communicating with yFiles Java on the Server
Displaying Custom yFiles Java Realizers in yFiles FLEX
Handling Node and Edge IDs
How to display arbitrary yFiles (Java) realizers on a flex client using SWF nodes
How to export a graph as PDF
How to get the GraphML which is sent between server and client
Server is slow after (re)deployment of a servlet
The server does not respond / a service request fails
 Communicating with yFiles.NET on the Server
Handling Node and Edge IDs
How to get the GraphML which is sent between server and client
Server is slow after (re)deployment of a servlet
The server does not respond / a service request fails
 yFiles FLEX Java Server API
 Roundtrip Support Classes
Transfer of additional information between server and client
 Servlets
How to export a graph as PDF
 Manipulating yFiles FLEX GraphML Style Data
How to display arbitrary yFiles (Java) realizers on a flex client using SWF nodes
 yFiles FLEX .NET Server API
 Class GraphRoundtripSupport
Transfer of additional information between server and client
 Architectural Concepts
 Look-up Mechanism
Adding new edges to existing ports only
Customizing Selection Visualization
How to Add Tooltips / Mouse Hover Effects
How to prevent cropping of edges at the node's bounds

GraphML

Back to top
 GraphML Extension Package
 GraphML
GraphML Representation of Nested Graph Structures
How to Save Port Constraints to a GraphML File
 Advanced Topics
Unicode Labels
 Further yGuard resources
Manual

yGuard

Back to topObfuscation requirements when distributing yFiles classes
Swing Problems Resulting from yGuard's Obfuscation Levels
Using yGuard with Maven
 Obfuscation
Obfuscating a Web Application's .war File with yGuard and Ant

yEd

Back to topCan I invoke yEd layouts from the command line?
Can I use Latex to format labels?
Can I use yEd for free? Even for commercial purpose?
Changing "user.home" to use Another yEd Profile Directory has no Effects on Windows
Creating (Entity) Tables with yEd -- Is it Possible?
Dealing With Large Graphs in yEd
Formatting Labels with HTML
Help! Cannot install yEd on Linux
Help! When a user clicks on the background in Edit Mode yEd inserts an (ugly looking) rectangular node.
How can I tell yEd to draw nodes over edges?
How can I use Diagrams Created with yEd in OpenOffice.org?
How to Associate Additional Data with Graph Elements
How to change existing nodes from default shapes to user-defined symbols.
How to Change the Default Nodes or Edges
How to Create a Line Which Does Not End at a Node?
How to Create Multiple Labels for an Edge
How to find start nodes and end nodes in a directed graph?
How to Get Multi-line Labels
How to import Open Office spreadsheets?
How to Search for Text in a Graph?
How to Select Elements in a Diagram
How to Start yEd with a Filename Parameter
How to Switch to the Cross-Platform Look-and-Feel
How to Use Your Own Symbols in yEd.
Label and Label Editing Options
Label Handling in yEd
Links don't work in GraphMLViewer
Prevent 'Out of Memory' Errors in yEd
Setting the Font Size of Attributes and Methods in UML Class Nodes
Uninstalling yEd Graph Editor
Very Slow File Chooser Dialog
While opening a file, the error "IOException: Could not get shell folder ID list" occurs.
While saving to a file, the error "NullPointerException" occurs. It isn't possible to save any file in yEd.
Why yEd Connects to the Internet
yEd is so Awesome! -- How can I Donate?
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