Class TreeNodeView<T>

java.lang.Object
javafx.scene.Node
javafx.scene.Parent
javafx.scene.layout.Region
javafx.scene.control.Control
com.dlsc.gemsfx.treeview.TreeNodeView<T>
All Implemented Interfaces:
javafx.css.Styleable, javafx.event.EventTarget, javafx.scene.control.Skinnable
public class TreeNodeView<T> extends javafx.scene.control.Control
A visual control for displaying trees.

Built on the TreeNode class, this control visualizes hierarchical structures, allowing nodes to have children.

Customizable in layout, alignment, and style, it's ideal for representing data like file systems or organizational charts.

CSS Styleable Properties:

CSS Properties
PropertyTypeDescription
-fx-cell-heightdoubleFixed height of each cell.
-fx-cell-widthdoubleFixed width of each cell.
-fx-column-alignmentHPosAlignment of nodes at the same column level.
-fx-hgapdoubleHorizontal gap between cells.
-fx-layout-directionLayoutDirectionDirection in which the tree is laid out.
-fx-layout-typeLayoutTypeWhether layout is regular or compact.
-fx-node-line-gapdoubleGap between cell and connecting lines.
-fx-row-alignmentVPosAlignment of nodes at the same row level.
-fx-vgapdoubleVertical gap between cells.

  • Nested Class Summary

    Nested Classes
    Modifier and Type
    Class
    Description
    static enum 
    TreeNodeView.LayoutDirection
     
    static enum 
    TreeNodeView.LayoutType
     

  • Property Summary

    Properties
    Type
    Property
    Description
    final javafx.beans.property.ObjectProperty<javafx.util.Callback<T, TreeNodeCell<T>>>
    cellFactory
     
    final javafx.beans.property.DoubleProperty
    cellHeight
    The fixed height of each cell (tree node) in the view.
    final javafx.beans.property.DoubleProperty
    cellWidth
    The fixed width of each cell (tree node) in the view.
    final javafx.beans.property.ObjectProperty<javafx.geometry.HPos>
    columnAlignment
    Alignment on the same level; when the layout direction is ltr or rtl, this attribute indicates the alignment of nodes at the same level.
    final javafx.beans.property.DoubleProperty
    hgap
    The horizontal gap between cells in the tree view.
    final javafx.beans.property.ObjectProperty<TreeNodeView.LayoutDirection>
    layoutDirection
    Controls the direction in which the tree is laid out.
    final javafx.beans.property.ObjectProperty<TreeNodeView.LayoutType>
    layoutType
    Controls whether the tree node view uses regular or compact layout.
    final javafx.beans.property.ObjectProperty<LinkStrategy<T>>
    linkStrategy
     
    final javafx.beans.property.DoubleProperty
    nodeLineGap
    The gap between the tree node cell and the connecting lines.
    final javafx.beans.property.ObjectProperty<javafx.scene.Node>
    placeholder
     
    final javafx.beans.property.ObjectProperty<TreeNode<T>>
    root
     
    final javafx.beans.property.ObjectProperty<javafx.geometry.VPos>
    rowAlignment
    Alignment on the same level; when the layout direction is btt or ttb, this attribute indicates the alignment of nodes at the same level.
    final javafx.beans.property.DoubleProperty
    vgap
    The vertical gap between cells in the tree view.

    Properties inherited from class javafx.scene.control.Control

    contextMenu, skin, tooltip

    Properties inherited from class javafx.scene.layout.Region

    background, border, cacheShape, centerShape, height, insets, maxHeight, maxWidth, minHeight, minWidth, opaqueInsets, padding, prefHeight, prefWidth, scaleShape, shape, snapToPixel, width

    Properties inherited from class javafx.scene.Parent

    needsLayout

    Properties inherited from class javafx.scene.Node

    accessibleHelp, accessibleRoleDescription, accessibleRole, accessibleText, blendMode, boundsInLocal, boundsInParent, cacheHint, cache, clip, cursor, depthTest, disabled, disable, effectiveNodeOrientation, effect, eventDispatcher, focused, focusTraversable, hover, id, inputMethodRequests, layoutBounds, layoutX, layoutY, localToParentTransform, localToSceneTransform, managed, mouseTransparent, nodeOrientation, onContextMenuRequested, onDragDetected, onDragDone, onDragDropped, onDragEntered, onDragExited, onDragOver, onInputMethodTextChanged, onKeyPressed, onKeyReleased, onKeyTyped, onMouseClicked, onMouseDragEntered, onMouseDragExited, onMouseDragged, onMouseDragOver, onMouseDragReleased, onMouseEntered, onMouseExited, onMouseMoved, onMousePressed, onMouseReleased, onRotate, onRotationFinished, onRotationStarted, onScrollFinished, onScroll, onScrollStarted, onSwipeDown, onSwipeLeft, onSwipeRight, onSwipeUp, onTouchMoved, onTouchPressed, onTouchReleased, onTouchStationary, onZoomFinished, onZoom, onZoomStarted, opacity, parent, pickOnBounds, pressed, rotate, rotationAxis, scaleX, scaleY, scaleZ, scene, style, translateX, translateY, translateZ, viewOrder, visible

  • Field Summary

    Fields inherited from class javafx.scene.layout.Region

    USE_COMPUTED_SIZE, USE_PREF_SIZE

    Fields inherited from class javafx.scene.Node

    BASELINE_OFFSET_SAME_AS_HEIGHT

  • Constructor Summary

    Constructors
    Constructor
    Description
    TreeNodeView()
     
    TreeNodeView(TreeNode<T> root)
     

  • Method Summary

    Modifier and Type
    Method
    Description
    final javafx.beans.property.ObjectProperty<javafx.util.Callback<T, TreeNodeCell<T>>>
    cellFactoryProperty()
     
    final javafx.beans.property.DoubleProperty
    cellHeightProperty()
    The fixed height of each cell (tree node) in the view.
    final javafx.beans.property.DoubleProperty
    cellWidthProperty()
    The fixed width of each cell (tree node) in the view.
    final javafx.beans.property.ObjectProperty<javafx.geometry.HPos>
    columnAlignmentProperty()
    Alignment on the same level; when the layout direction is ltr or rtl, this attribute indicates the alignment of nodes at the same level.
    protected javafx.scene.control.Skin<?>
    createDefaultSkin()
     
    final javafx.util.Callback<T, TreeNodeCell<T>>
    getCellFactory()
    Gets the value of the cellFactory property.
    final double
    getCellHeight()
    Gets the value of the cellHeight property.
    final double
    getCellWidth()
    Gets the value of the cellWidth property.
    static List<javafx.css.CssMetaData<? extends javafx.css.Styleable, ?>>
    getClassCssMetaData()
     
    final javafx.geometry.HPos
    getColumnAlignment()
    Gets the value of the columnAlignment property.
    protected List<javafx.css.CssMetaData<? extends javafx.css.Styleable, ?>>
    getControlCssMetaData()
     
    final double
    getHgap()
    Gets the value of the hgap property.
    final TreeNodeView.LayoutDirection
    getLayoutDirection()
    Gets the value of the layoutDirection property.
    final TreeNodeView.LayoutType
    getLayoutType()
    Gets the value of the layoutType property.
    final LinkStrategy<T>
    getLinkStrategy()
    Gets the value of the linkStrategy property.
    final double
    getNodeLineGap()
    Gets the value of the nodeLineGap property.
    final javafx.scene.Node
    getPlaceholder()
    Gets the value of the placeholder property.
    final TreeNode<T>
    getRoot()
    Gets the value of the root property.
    final javafx.geometry.VPos
    getRowAlignment()
    Gets the value of the rowAlignment property.
    String
    getUserAgentStylesheet()
     
    final double
    getVgap()
    Gets the value of the vgap property.
    final javafx.beans.property.DoubleProperty
    hgapProperty()
    The horizontal gap between cells in the tree view.
    final javafx.beans.property.ObjectProperty<TreeNodeView.LayoutDirection>
    layoutDirectionProperty()
    Controls the direction in which the tree is laid out.
    final javafx.beans.property.ObjectProperty<TreeNodeView.LayoutType>
    layoutTypeProperty()
    Controls whether the tree node view uses regular or compact layout.
    final javafx.beans.property.ObjectProperty<LinkStrategy<T>>
    linkStrategyProperty()
     
    final javafx.beans.property.DoubleProperty
    nodeLineGapProperty()
    The gap between the tree node cell and the connecting lines.
    final javafx.beans.property.ObjectProperty<javafx.scene.Node>
    placeholderProperty()
     
    void
    refresh()
     
    final javafx.beans.property.ObjectProperty<TreeNode<T>>
    rootProperty()
     
    final javafx.beans.property.ObjectProperty<javafx.geometry.VPos>
    rowAlignmentProperty()
    Alignment on the same level; when the layout direction is btt or ttb, this attribute indicates the alignment of nodes at the same level.
    final void
    setCellFactory(javafx.util.Callback<T, TreeNodeCell<T>> value)
    Sets the value of the cellFactory property.
    final void
    setCellHeight(double cellHeight)
    Sets the value of the cellHeight property.
    final void
    setCellWidth(double cellWidth)
    Sets the value of the cellWidth property.
    final void
    setColumnAlignment(javafx.geometry.HPos columnAlignment)
    Sets the value of the columnAlignment property.
    final void
    setHgap(double hgap)
    Sets the value of the hgap property.
    final void
    setLayoutDirection(TreeNodeView.LayoutDirection layoutDirection)
    Sets the value of the layoutDirection property.
    final void
    setLayoutType(TreeNodeView.LayoutType layoutType)
    Sets the value of the layoutType property.
    final void
    setLinkStrategy(LinkStrategy<T> linkStrategy)
    Sets the value of the linkStrategy property.
    final void
    setNodeLineGap(double nodeLineGap)
    Sets the value of the nodeLineGap property.
    final void
    setPlaceholder(javafx.scene.Node placeholder)
    Sets the value of the placeholder property.
    final void
    setRoot(TreeNode<T> root)
    Sets the value of the root property.
    final void
    setRowAlignment(javafx.geometry.VPos rowAlignment)
    Sets the value of the rowAlignment property.
    final void
    setVgap(double vgap)
    Sets the value of the vgap property.
    final javafx.beans.property.DoubleProperty
    vgapProperty()
    The vertical gap between cells in the tree view.

    Methods inherited from class javafx.scene.control.Control

    computeMaxHeight, computeMaxWidth, computeMinHeight, computeMinWidth, computePrefHeight, computePrefWidth, contextMenuProperty, executeAccessibleAction, getBaselineOffset, getContextMenu, getCssMetaData, getInitialFocusTraversable, getSkin, getTooltip, isResizable, layoutChildren, queryAccessibleAttribute, setContextMenu, setSkin, setTooltip, skinProperty, tooltipProperty

    Methods inherited from class javafx.scene.layout.Region

    backgroundProperty, borderProperty, cacheShapeProperty, centerShapeProperty, getBackground, getBorder, getHeight, getInsets, getMaxHeight, getMaxWidth, getMinHeight, getMinWidth, getOpaqueInsets, getPadding, getPrefHeight, getPrefWidth, getShape, getWidth, heightProperty, insetsProperty, isCacheShape, isCenterShape, isScaleShape, isSnapToPixel, layoutInArea, layoutInArea, layoutInArea, layoutInArea, maxHeight, maxHeightProperty, maxWidth, maxWidthProperty, minHeight, minHeightProperty, minWidth, minWidthProperty, opaqueInsetsProperty, paddingProperty, positionInArea, positionInArea, prefHeight, prefHeightProperty, prefWidth, prefWidthProperty, resize, scaleShapeProperty, setBackground, setBorder, setCacheShape, setCenterShape, setHeight, setMaxHeight, setMaxSize, setMaxWidth, setMinHeight, setMinSize, setMinWidth, setOpaqueInsets, setPadding, setPrefHeight, setPrefSize, setPrefWidth, setScaleShape, setShape, setSnapToPixel, setWidth, shapeProperty, snappedBottomInset, snappedLeftInset, snappedRightInset, snappedTopInset, snapPosition, snapPositionX, snapPositionY, snapSize, snapSizeX, snapSizeY, snapSpace, snapSpaceX, snapSpaceY, snapToPixelProperty, widthProperty

    Methods inherited from class javafx.scene.Parent

    getChildren, getChildrenUnmodifiable, getManagedChildren, getStylesheets, isNeedsLayout, layout, lookup, needsLayoutProperty, requestLayout, requestParentLayout, setNeedsLayout, updateBounds

    Methods inherited from class javafx.scene.Node

    accessibleHelpProperty, accessibleRoleDescriptionProperty, accessibleRoleProperty, accessibleTextProperty, addEventFilter, addEventHandler, applyCss, autosize, blendModeProperty, boundsInLocalProperty, boundsInParentProperty, buildEventDispatchChain, cacheHintProperty, cacheProperty, clipProperty, computeAreaInScreen, contains, contains, cursorProperty, depthTestProperty, disabledProperty, disableProperty, effectiveNodeOrientationProperty, effectProperty, eventDispatcherProperty, fireEvent, focusedProperty, focusTraversableProperty, getAccessibleHelp, getAccessibleRole, getAccessibleRoleDescription, getAccessibleText, getBlendMode, getBoundsInLocal, getBoundsInParent, getCacheHint, getClip, getContentBias, getCursor, getDepthTest, getEffect, getEffectiveNodeOrientation, getEventDispatcher, getId, getInitialCursor, getInputMethodRequests, getLayoutBounds, getLayoutX, getLayoutY, getLocalToParentTransform, getLocalToSceneTransform, getNodeOrientation, getOnContextMenuRequested, getOnDragDetected, getOnDragDone, getOnDragDropped, getOnDragEntered, getOnDragExited, getOnDragOver, getOnInputMethodTextChanged, getOnKeyPressed, getOnKeyReleased, getOnKeyTyped, getOnMouseClicked, getOnMouseDragEntered, getOnMouseDragExited, getOnMouseDragged, getOnMouseDragOver, getOnMouseDragReleased, getOnMouseEntered, getOnMouseExited, getOnMouseMoved, getOnMousePressed, getOnMouseReleased, getOnRotate, getOnRotationFinished, getOnRotationStarted, getOnScroll, getOnScrollFinished, getOnScrollStarted, getOnSwipeDown, getOnSwipeLeft, getOnSwipeRight, getOnSwipeUp, getOnTouchMoved, getOnTouchPressed, getOnTouchReleased, getOnTouchStationary, getOnZoom, getOnZoomFinished, getOnZoomStarted, getOpacity, getParent, getProperties, getPseudoClassStates, getRotate, getRotationAxis, getScaleX, getScaleY, getScaleZ, getScene, getStyle, getStyleableParent, getStyleClass, getTransforms, getTranslateX, getTranslateY, getTranslateZ, getTypeSelector, getUserData, getViewOrder, hasProperties, hoverProperty, idProperty, inputMethodRequestsProperty, intersects, intersects, isCache, isDisable, isDisabled, isFocused, isFocusTraversable, isHover, isManaged, isMouseTransparent, isPickOnBounds, isPressed, isVisible, layoutBoundsProperty, layoutXProperty, layoutYProperty, localToParent, localToParent, localToParent, localToParent, localToParent, localToParentTransformProperty, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToScene, localToSceneTransformProperty, localToScreen, localToScreen, localToScreen, localToScreen, localToScreen, lookupAll, managedProperty, mouseTransparentProperty, nodeOrientationProperty, notifyAccessibleAttributeChanged, onContextMenuRequestedProperty, onDragDetectedProperty, onDragDoneProperty, onDragDroppedProperty, onDragEnteredProperty, onDragExitedProperty, onDragOverProperty, onInputMethodTextChangedProperty, onKeyPressedProperty, onKeyReleasedProperty, onKeyTypedProperty, onMouseClickedProperty, onMouseDragEnteredProperty, onMouseDragExitedProperty, onMouseDraggedProperty, onMouseDragOverProperty, onMouseDragReleasedProperty, onMouseEnteredProperty, onMouseExitedProperty, onMouseMovedProperty, onMousePressedProperty, onMouseReleasedProperty, onRotateProperty, onRotationFinishedProperty, onRotationStartedProperty, onScrollFinishedProperty, onScrollProperty, onScrollStartedProperty, onSwipeDownProperty, onSwipeLeftProperty, onSwipeRightProperty, onSwipeUpProperty, onTouchMovedProperty, onTouchPressedProperty, onTouchReleasedProperty, onTouchStationaryProperty, onZoomFinishedProperty, onZoomProperty, onZoomStartedProperty, opacityProperty, parentProperty, parentToLocal, parentToLocal, parentToLocal, parentToLocal, parentToLocal, pickOnBoundsProperty, pressedProperty, pseudoClassStateChanged, relocate, removeEventFilter, removeEventHandler, requestFocus, resizeRelocate, rotateProperty, rotationAxisProperty, scaleXProperty, scaleYProperty, scaleZProperty, sceneProperty, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, sceneToLocal, screenToLocal, screenToLocal, screenToLocal, setAccessibleHelp, setAccessibleRole, setAccessibleRoleDescription, setAccessibleText, setBlendMode, setCache, setCacheHint, setClip, setCursor, setDepthTest, setDisable, setDisabled, setEffect, setEventDispatcher, setEventHandler, setFocused, setFocusTraversable, setHover, setId, setInputMethodRequests, setLayoutX, setLayoutY, setManaged, setMouseTransparent, setNodeOrientation, setOnContextMenuRequested, setOnDragDetected, setOnDragDone, setOnDragDropped, setOnDragEntered, setOnDragExited, setOnDragOver, setOnInputMethodTextChanged, setOnKeyPressed, setOnKeyReleased, setOnKeyTyped, setOnMouseClicked, setOnMouseDragEntered, setOnMouseDragExited, setOnMouseDragged, setOnMouseDragOver, setOnMouseDragReleased, setOnMouseEntered, setOnMouseExited, setOnMouseMoved, setOnMousePressed, setOnMouseReleased, setOnRotate, setOnRotationFinished, setOnRotationStarted, setOnScroll, setOnScrollFinished, setOnScrollStarted, setOnSwipeDown, setOnSwipeLeft, setOnSwipeRight, setOnSwipeUp, setOnTouchMoved, setOnTouchPressed, setOnTouchReleased, setOnTouchStationary, setOnZoom, setOnZoomFinished, setOnZoomStarted, setOpacity, setPickOnBounds, setPressed, setRotate, setRotationAxis, setScaleX, setScaleY, setScaleZ, setStyle, setTranslateX, setTranslateY, setTranslateZ, setUserData, setViewOrder, setVisible, snapshot, snapshot, startDragAndDrop, startFullDrag, styleProperty, toBack, toFront, toString, translateXProperty, translateYProperty, translateZProperty, usesMirroring, viewOrderProperty, visibleProperty

    Methods inherited from class Object

    clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

    Methods inherited from interface javafx.css.Styleable

    getStyleableNode

  • Property Details

  • Constructor Details

    • TreeNodeView

      public TreeNodeView()

    • TreeNodeView

      public TreeNodeView(TreeNode<T> root)

  • Method Details

    • createDefaultSkin

      protected javafx.scene.control.Skin<?> createDefaultSkin()
      Overrides:
      createDefaultSkin in class javafx.scene.control.Control

    • getUserAgentStylesheet

      public String getUserAgentStylesheet()
      Overrides:
      getUserAgentStylesheet in class javafx.scene.layout.Region

    • setCellFactory

      public final void setCellFactory(javafx.util.Callback<T, TreeNodeCell<T>> value)
      Sets the value of the cellFactory property.
      Property description:
      Parameters:
      value - the value for the cellFactory property
      See Also:

    • getCellFactory

      public final javafx.util.Callback<T, TreeNodeCell<T>> getCellFactory()
      Gets the value of the cellFactory property.
      Property description:
      Returns:
      the value of the cellFactory property
      See Also:

    • cellFactoryProperty

      public final javafx.beans.property.ObjectProperty<javafx.util.Callback<T, TreeNodeCell<T>>> cellFactoryProperty()
      Returns:
      the cellFactory property
      See Also:

    • getRoot

      public final TreeNode<T> getRoot()
      Gets the value of the root property.
      Property description:
      Returns:
      the value of the root property
      See Also:

    • rootProperty

      public final javafx.beans.property.ObjectProperty<TreeNode<T>> rootProperty()
      Returns:
      the root property
      See Also:

    • setRoot

      public final void setRoot(TreeNode<T> root)
      Sets the value of the root property.
      Property description:
      Parameters:
      root - the value for the root property
      See Also:

    • getRowAlignment

      public final javafx.geometry.VPos getRowAlignment()
      Gets the value of the rowAlignment property.
      Property description:
      Alignment on the same level; when the layout direction is btt or ttb, this attribute indicates the alignment of nodes at the same level.

      Can be set via CSS using the -fx-row-alignment property. Valid values are: top, center, bottom, baseline. The default value is center.

      Returns:
      the value of the rowAlignment property
      See Also:

    • rowAlignmentProperty

      public final javafx.beans.property.ObjectProperty<javafx.geometry.VPos> rowAlignmentProperty()
      Alignment on the same level; when the layout direction is btt or ttb, this attribute indicates the alignment of nodes at the same level.

      Can be set via CSS using the -fx-row-alignment property. Valid values are: top, center, bottom, baseline. The default value is center.

      Returns:
      the row alignment property
      See Also:

    • setRowAlignment

      public final void setRowAlignment(javafx.geometry.VPos rowAlignment)
      Sets the value of the rowAlignment property.
      Property description:
      Alignment on the same level; when the layout direction is btt or ttb, this attribute indicates the alignment of nodes at the same level.

      Can be set via CSS using the -fx-row-alignment property. Valid values are: top, center, bottom, baseline. The default value is center.

      Parameters:
      rowAlignment - the value for the rowAlignment property
      See Also:

    • getColumnAlignment

      public final javafx.geometry.HPos getColumnAlignment()
      Gets the value of the columnAlignment property.
      Property description:
      Alignment on the same level; when the layout direction is ltr or rtl, this attribute indicates the alignment of nodes at the same level.

      Can be set via CSS using the -fx-column-alignment property. Valid values are: left, center, right. The default value is center.

      Returns:
      the value of the columnAlignment property
      See Also:

    • columnAlignmentProperty

      public final javafx.beans.property.ObjectProperty<javafx.geometry.HPos> columnAlignmentProperty()
      Alignment on the same level; when the layout direction is ltr or rtl, this attribute indicates the alignment of nodes at the same level.

      Can be set via CSS using the -fx-column-alignment property. Valid values are: left, center, right. The default value is center.

      Returns:
      the column alignment property
      See Also:

    • setColumnAlignment

      public final void setColumnAlignment(javafx.geometry.HPos columnAlignment)
      Sets the value of the columnAlignment property.
      Property description:
      Alignment on the same level; when the layout direction is ltr or rtl, this attribute indicates the alignment of nodes at the same level.

      Can be set via CSS using the -fx-column-alignment property. Valid values are: left, center, right. The default value is center.

      Parameters:
      columnAlignment - the value for the columnAlignment property
      See Also:

    • getCellWidth

      public final double getCellWidth()
      Gets the value of the cellWidth property.
      Property description:
      The fixed width of each cell (tree node) in the view.

      Can be set via CSS using the -fx-cell-width property. Valid values are: positive numbers. The default value is 60.

      Returns:
      the value of the cellWidth property
      See Also:

    • cellWidthProperty

      public final javafx.beans.property.DoubleProperty cellWidthProperty()
      The fixed width of each cell (tree node) in the view.

      Can be set via CSS using the -fx-cell-width property. Valid values are: positive numbers. The default value is 60.

      Returns:
      the cell width property
      See Also:

    • setCellWidth

      public final void setCellWidth(double cellWidth)
      Sets the value of the cellWidth property.
      Property description:
      The fixed width of each cell (tree node) in the view.

      Can be set via CSS using the -fx-cell-width property. Valid values are: positive numbers. The default value is 60.

      Parameters:
      cellWidth - the value for the cellWidth property
      See Also:

    • getCellHeight

      public final double getCellHeight()
      Gets the value of the cellHeight property.
      Property description:
      The fixed height of each cell (tree node) in the view.

      Can be set via CSS using the -fx-cell-height property. Valid values are: positive numbers. The default value is 30.

      Returns:
      the value of the cellHeight property
      See Also:

    • cellHeightProperty

      public final javafx.beans.property.DoubleProperty cellHeightProperty()
      The fixed height of each cell (tree node) in the view.

      Can be set via CSS using the -fx-cell-height property. Valid values are: positive numbers. The default value is 30.

      Returns:
      the cell height property
      See Also:

    • setCellHeight

      public final void setCellHeight(double cellHeight)
      Sets the value of the cellHeight property.
      Property description:
      The fixed height of each cell (tree node) in the view.

      Can be set via CSS using the -fx-cell-height property. Valid values are: positive numbers. The default value is 30.

      Parameters:
      cellHeight - the value for the cellHeight property
      See Also:

    • getHgap

      public final double getHgap()
      Gets the value of the hgap property.
      Property description:
      The horizontal gap between cells in the tree view.

      Can be set via CSS using the -fx-hgap property. Valid values are: positive numbers. The default value is 20.

      Returns:
      the value of the hgap property
      See Also:

    • hgapProperty

      public final javafx.beans.property.DoubleProperty hgapProperty()
      The horizontal gap between cells in the tree view.

      Can be set via CSS using the -fx-hgap property. Valid values are: positive numbers. The default value is 20.

      Returns:
      the horizontal gap property
      See Also:

    • setHgap

      public final void setHgap(double hgap)
      Sets the value of the hgap property.
      Property description:
      The horizontal gap between cells in the tree view.

      Can be set via CSS using the -fx-hgap property. Valid values are: positive numbers. The default value is 20.

      Parameters:
      hgap - the value for the hgap property
      See Also:

    • getVgap

      public final double getVgap()
      Gets the value of the vgap property.
      Property description:
      The vertical gap between cells in the tree view.

      Can be set via CSS using the -fx-vgap property. Valid values are: positive numbers. The default value is 50.

      Returns:
      the value of the vgap property
      See Also:

    • vgapProperty

      public final javafx.beans.property.DoubleProperty vgapProperty()
      The vertical gap between cells in the tree view.

      Can be set via CSS using the -fx-vgap property. Valid values are: positive numbers. The default value is 50.

      Returns:
      the vertical gap property
      See Also:

    • setVgap

      public final void setVgap(double vgap)
      Sets the value of the vgap property.
      Property description:
      The vertical gap between cells in the tree view.

      Can be set via CSS using the -fx-vgap property. Valid values are: positive numbers. The default value is 50.

      Parameters:
      vgap - the value for the vgap property
      See Also:

    • getNodeLineGap

      public final double getNodeLineGap()
      Gets the value of the nodeLineGap property.
      Property description:
      The gap between the tree node cell and the connecting lines.

      Can be set via CSS using the -fx-node-line-gap property. Valid values are: positive numbers. The default value is 10.

      Returns:
      the value of the nodeLineGap property
      See Also:

    • nodeLineGapProperty

      public final javafx.beans.property.DoubleProperty nodeLineGapProperty()
      The gap between the tree node cell and the connecting lines.

      Can be set via CSS using the -fx-node-line-gap property. Valid values are: positive numbers. The default value is 10.

      Returns:
      the node line gap property
      See Also:

    • setNodeLineGap

      public final void setNodeLineGap(double nodeLineGap)
      Sets the value of the nodeLineGap property.
      Property description:
      The gap between the tree node cell and the connecting lines.

      Can be set via CSS using the -fx-node-line-gap property. Valid values are: positive numbers. The default value is 10.

      Parameters:
      nodeLineGap - the value for the nodeLineGap property
      See Also:

    • getPlaceholder

      public final javafx.scene.Node getPlaceholder()
      Gets the value of the placeholder property.
      Property description:
      Returns:
      the value of the placeholder property
      See Also:

    • placeholderProperty

      public final javafx.beans.property.ObjectProperty<javafx.scene.Node> placeholderProperty()
      Returns:
      the placeholder property
      See Also:

    • setPlaceholder

      public final void setPlaceholder(javafx.scene.Node placeholder)
      Sets the value of the placeholder property.
      Property description:
      Parameters:
      placeholder - the value for the placeholder property
      See Also:

    • getLinkStrategy

      public final LinkStrategy<T> getLinkStrategy()
      Gets the value of the linkStrategy property.
      Property description:
      Returns:
      the value of the linkStrategy property
      See Also:

    • linkStrategyProperty

      public final javafx.beans.property.ObjectProperty<LinkStrategy<T>> linkStrategyProperty()
      Returns:
      the linkStrategy property
      See Also:

    • setLinkStrategy

      public final void setLinkStrategy(LinkStrategy<T> linkStrategy)
      Sets the value of the linkStrategy property.
      Property description:
      Parameters:
      linkStrategy - the value for the linkStrategy property
      See Also:

    • getLayoutType

      public final TreeNodeView.LayoutType getLayoutType()
      Gets the value of the layoutType property.
      Property description:
      Controls whether the tree node view uses regular or compact layout.

      Can be set via CSS using the -fx-layout-type property. Valid values are: regular, compact. The default value is regular.

      Returns:
      the value of the layoutType property
      See Also:

    • layoutTypeProperty

      public final javafx.beans.property.ObjectProperty<TreeNodeView.LayoutType> layoutTypeProperty()
      Controls whether the tree node view uses regular or compact layout.

      Can be set via CSS using the -fx-layout-type property. Valid values are: regular, compact. The default value is regular.

      Returns:
      the layout type property
      See Also:

    • setLayoutType

      public final void setLayoutType(TreeNodeView.LayoutType layoutType)
      Sets the value of the layoutType property.
      Property description:
      Controls whether the tree node view uses regular or compact layout.

      Can be set via CSS using the -fx-layout-type property. Valid values are: regular, compact. The default value is regular.

      Parameters:
      layoutType - the value for the layoutType property
      See Also:

    • getLayoutDirection

      public final TreeNodeView.LayoutDirection getLayoutDirection()
      Gets the value of the layoutDirection property.
      Property description:
      Controls the direction in which the tree is laid out.

      Can be set via CSS using the -fx-layout-direction property. Valid values are: left-to-right, right-to-left, top-to-bottom, bottom-to-top. The default value is top-to-bottom.

      Returns:
      the value of the layoutDirection property
      See Also:

    • layoutDirectionProperty

      public final javafx.beans.property.ObjectProperty<TreeNodeView.LayoutDirection> layoutDirectionProperty()
      Controls the direction in which the tree is laid out.

      Can be set via CSS using the -fx-layout-direction property. Valid values are: left-to-right, right-to-left, top-to-bottom, bottom-to-top. The default value is top-to-bottom.

      Returns:
      the layout direction property
      See Also:

    • setLayoutDirection

      public final void setLayoutDirection(TreeNodeView.LayoutDirection layoutDirection)
      Sets the value of the layoutDirection property.
      Property description:
      Controls the direction in which the tree is laid out.

      Can be set via CSS using the -fx-layout-direction property. Valid values are: left-to-right, right-to-left, top-to-bottom, bottom-to-top. The default value is top-to-bottom.

      Parameters:
      layoutDirection - the value for the layoutDirection property
      See Also:

    • refresh

      public void refresh()

    • getControlCssMetaData

      protected List<javafx.css.CssMetaData<? extends javafx.css.Styleable, ?>> getControlCssMetaData()
      Overrides:
      getControlCssMetaData in class javafx.scene.control.Control

    • getClassCssMetaData

      public static List<javafx.css.CssMetaData<? extends javafx.css.Styleable, ?>> getClassCssMetaData()