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Article View: borland.public.jbuilder.java.language
Article #15927

Need help on disappearing Swing controls

#15927
From: Robert J. Muller
Date: Fri, 16 Apr 1999 00:00
17 lines
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I'm developing a survey application that presents a question and a
control for entering a response. I display the question in a JTextArea
contained in a BevelPanel which is in turn contained in a JFrame. I want
to have several basic controls in the BevelPanel that the frame shows
and hides depending on the question. I therefore add the controls (a
couple of JComboBox's) to the BevelPanel in the jbInit() method and use
setVisible(false) to hide them. I then make them visible in the method
that displays the relevant question and make them invisible after
processing input.

My problem: the setVisible(true) doesn't make the control appear. If I
remove the initial setVisible(false), then the control appears
continuously and disappears after processing input (when I issue the
setVisible(false). Can anyone suggest why making the control invisible
in jbInit would make it impossible to show it later?

  --Bob Muller
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From: "Robert J. Muller" <bmuller@valuestar.com>
Subject: Need help on disappearing Swing controls
Date: 1999/04/16
Message-ID: <371768EA.14972F1D@valuestar.com>
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