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Re: setting size of JComb

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  To: comp.lang.java.gui
Knute Johnson wrote:
> Brandon McCombs wrote:
>> Knute Johnson wrote:
>>> Brandon McCombs wrote:
>>>> Has anyone ever had issues with setting the preferred size of a 
>>>> JComboBox using GridBagLayout?  It seems the box's height is larger 
>>>> than  the JTextField's height that I create in the same window.  I 
>>>> can change the height of the JTextFields by using setPreferredSize() 
>>>> to match the JComboBox so everything is uniform but that's only 
>>>> because I can't decrease the JComboBox's height because it seems to 
>>>> ignore that call.  Any ideas?
>>>>
>>>>
>>>> thanks
>>>> Brandon
>>>
>>> Set the fill element on the GridBagConstraints for the JTextField.
>>>
>>
>> Won't that make the JTextField match the size of the JComboBox? I want 
>> the JComboBox to match the size of the JTextField (JComboBox has the 
>> larger height due to the button for the dropdown box) which doesn't 
>> work at the moment because it ignores the setPreferredSize() call.
> 
> JComboBoxes have a preferred size that is larger than a JTextField. 
> GridBagLayout uses only preferred size, not minimum size.  So if you 
> really want to make the JComboBox smaller then you will have to do some 
> tricks.  Set the minimum size to 1,1 and reset the preferred size to 
> match the height of the JTextField.  I think I would just let my 
> JTextField get bigger to match the JComboBox but it does appear to work.
> 
> import java.awt.*;
> import java.awt.event.*;
> import javax.swing.*;
> 
> public class test extends JFrame {
>     String[] array = {"one","two","three"};
> 
>     public test() {
>         setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
>         setLayout(new GridBagLayout());
> 
>         GridBagConstraints c = new GridBagConstraints();
>         c.insets = new Insets(2,2,2,2);
> 
>         JComboBox cb = new JComboBox(array);
>         JTextField tf = new JTextField("test");
> 
>         System.out.println(cb.getMinimumSize());
>         System.out.println(cb.getPreferredSize());
>         System.out.println(tf.getPreferredSize());
> 
>         cb.setMinimumSize(new Dimension(1,1));
>         cb.setPreferredSize(new Dimension(cb.getPreferredSize().width,
>          tf.getPreferredSize().height));
> 
> 

thanks. I got it to work by doing that. I had tried to set the size 
before but couldn't get it to work. I'm not sure what the difference 
between your code and my previous code.  By the way, I was able to leave 
out the setMinimumSize() call.

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setting size of JComboBox "Brandon McCombs" <brandon.mccombs@THRWHITE.remove-dii-this> - 2011-04-27 15:29 +0000
  Re: setting size of JComb "Knute Johnson" <knute.johnson@THRWHITE.remove-dii-this> - 2011-04-27 15:29 +0000
    Re: setting size of JComb "Brandon McCombs" <brandon.mccombs@THRWHITE.remove-dii-this> - 2011-04-27 15:29 +0000
      Re: setting size of JComb "Knute Johnson" <knute.johnson@THRWHITE.remove-dii-this> - 2011-04-27 15:29 +0000
        Re: setting size of JComb "Brandon McCombs" <brandon.mccombs@THRWHITE.remove-dii-this> - 2011-04-27 15:29 +0000

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