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  1. #1
    makpandian's Avatar
    makpandian is offline Senior Member
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    Default Rootpane,ContentPane,LayeredPane

    Hello to all.
    what is use of RootPane ,COntentPane,LayeredPane?
    Is this important for swing Programming?
    and Explain about That?

  2. #2
    mtyoung is offline Senior Member
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    Default

    read
    How to Use Root Panes (The Java™ Tutorials > Creating a GUI with JFC/Swing > Using Swing Components)

    important... depends on how complicated do you want...

    also read
    JLayeredPane (Java 2 Platform SE 5.0)
    you will know when and how to set layer of panel

    i think most people will add JComponent to contentPane of JFrame...

  3. #3
    Steve11235's Avatar
    Steve11235 is offline Senior Member
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    Default

    They are core concepts, but you do need to know about them, as long as you don't do anything complicated.

    The JFrame.add() method is a helper method that calls contentPane.add().

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