| gptkbp:instanceOf | gptkb:class 
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                                | gptkbp:canBeNested | true 
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                                | gptkbp:canBeOpaque | true 
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                                | gptkbp:canBeTransparent | true 
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                                | gptkbp:defaultLayoutManager | gptkb:FlowLayout 
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                                | gptkbp:documentation | https://docs.oracle.com/javase/8/docs/api/javax/swing/JPanel.html 
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                                | gptkbp:hasChild | custom JPanel subclasses 
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                                | gptkbp:hasConstructor | JPanel() JPanel(LayoutManager layout)
 JPanel(boolean isDoubleBuffered)
 JPanel(LayoutManager layout, boolean isDoubleBuffered)
 
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                                | gptkbp:hasEvent | gptkb:KeyListener gptkb:ComponentListener
 gptkb:FocusListener
 gptkb:MouseListener
 
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                                | gptkbp:hasMethod | add(Component comp) getLayout()
 paintComponent(Graphics g)
 remove(Component comp)
 setLayout(LayoutManager mgr)
 
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                                | gptkbp:hasProperty | gptkb:bridge background
 layout
 foreground
 doubleBuffered
 
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                                | gptkbp:implementedIn | Accessible Serializable
 
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                                | gptkbp:introducedIn | gptkb:Java_1.2 
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                                | gptkbp:isContainer | true 
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                                | gptkbp:isLightweight | true 
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                                | gptkbp:isParentClassOf | gptkb:JComponent 
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                                | gptkbp:isSwingComponent | true 
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                                | gptkbp:mayInclude | gptkb:JButton gptkb:JLabel
 gptkb:JTextField
 other JPanels
 
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                                | gptkbp:openToPublic | true 
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                                | gptkbp:partOf | javax.swing package 
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                                | gptkbp:serialization | true 
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                                | gptkbp:subclassOf | gptkb:JComponent 
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                                | gptkbp:superclass | javax.swing.JPanel 
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                                | gptkbp:supports | layout managers custom painting
 adding components
 
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                                | gptkbp:threadSafe | false 
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                                | gptkbp:type | javax.swing 
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                                | gptkbp:usedFor | creating GUI panels in Java 
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                                | gptkbp:usedIn | gptkb:Swing_applications 
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                                | gptkbp:bfsParent | gptkb:Java_Swing 
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                                | gptkbp:bfsLayer | 7 
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                                | https://www.w3.org/2000/01/rdf-schema#label | JPanel 
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