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Hello good day. I am having trouble letting my listeners wait on each other. I have a 1. JComboBox 2. JList - groups 3. JList - students The choice from the JComboBox, clears and updates the groups JList by way of an actionlistener. The ListSelectionListener for the groups JList, then … |
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Hi everyone, I have a javascript, jQuery, and c++ background so im not completely new but am just starting to learn Java in a University setting. In our first program we are to run it within a Do...While loop so the user can click a JButton for yes or no, … |
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Hi folks! I'm trying to wire simple code and so far I'm stuck on ActionListener. My program should contain (JMenu) Menu called SELECT and two options InnerFrame 1 and InnerFrame 2. To debug it I've started using System.EXIT , unfortunately I cant compile my program, I'm receiving an error: "java:48: … |
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Hi All, I was having trouble with getting my program to display all the necessary conversions. Here is a snippet of the code to help explain what I want to do: [CODE] private class CalcListener implements ActionListener{ public void actionPerformed(ActionEvent e){ String centInput, inchInput, meterInput, yardInput; double cent, inch, meter, … |
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[CODE] private JButton[] buttons; private static final Character firstChar = 'A'; private static final Character lastChar = 'D'; /** Creates a new instance of ButtonPanel */ public ButtonPanel() { buttons = new JButton[4]; setLayout(new GridLayout(2,2)); Character label = firstChar; for (JButton b: buttons) { b = new JButton("" + label); … |
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I am having a hard time figuring out how to use the db object created in the first action event within the second action... how can i make the object visible there? i am trying to say add a record to db object by saying something like ... class Action2 … |
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So my coding is a temperature converter. I have gotten everything down the way that it is wanted by the assignment except for one part. When I run the program, put in a value and select the radio button for conversion, no output ever shows up. Was hoping that someone … |
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Hi guys, I'd really appreciate it if someone could look over my code and tell me why my JComboBox isn't working. I've got 3 Classes, 2 for the GUI, one for the standalone which the array is contained in. [CODE]import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JFrame; import javax.swing.JComponent; import javax.swing.SwingUtilities; import … |
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