Package org.jgraph.plaf.basic

Class BasicGraphUI.ComponentHandler

java.lang.Object
java.awt.event.ComponentAdapter
org.jgraph.plaf.basic.BasicGraphUI.ComponentHandler
All Implemented Interfaces:
ActionListener, ComponentListener, EventListener
Enclosing class:
BasicGraphUI
public class BasicGraphUI.ComponentHandler extends ComponentAdapter implements ActionListener
Updates the preferred size when scrolling (if necessary).

  • Field Details

    • timer

      protected Timer timer
      Timer used when inside a scrollpane and the scrollbar is adjusting.

    • scrollBar

      protected JScrollBar scrollBar
      ScrollBar that is being adjusted.

  • Constructor Details

    • ComponentHandler

      public ComponentHandler()

  • Method Details

    • componentMoved

      public void componentMoved(ComponentEvent e)
      Specified by:
      componentMoved in interface ComponentListener
      Overrides:
      componentMoved in class ComponentAdapter

    • startTimer

      protected void startTimer()
      Creates, if necessary, and starts a Timer to check if need to resize the bounds.

    • getScrollPane

      protected JScrollPane getScrollPane()
      Returns the JScrollPane housing the JGraph, or null if one isn't found.

    • actionPerformed

      public void actionPerformed(ActionEvent ae)
      Public as a result of Timer. If the scrollBar is null, or not adjusting, this stops the timer and updates the sizing.
      Specified by:
      actionPerformed in interface ActionListener