Im coding this math progam where the user buys and sells stocks and the table calculates the valuation based on price and amount of stocks the user ha ...

I'd like to navigate on JTable using only a keyboard, and select values from JComboBox cells also only with a keyboard. I'm using Oracle Java JTable ...

I am trying to obtain a date from 3 separate combo boxes that I then convert to ints and make a Date object. However, when I compare this date string ...

The restrictionDropdown will not appear on the screen along with the other two components. The class I am working out of extends JComponent. Additio ...

I am trying to add separated column for button where every row will have have button and on click of the button color of the row should change I ...

The issue I'm getting is every time it does .removeAllItems() I get an error that makes the dropdowns not work. The error is Exception in thread "AWT- ...

I am having trouble extending JComboBox. Mainly, I want to add a method that returns the selected Item into String. But since I might want to add more ...

I have written a renderer for JComboBoxes to replace the milky colour when in disabled state by a more legible one. However, when I declare the JCo ...

I want to create synchronized combo box in Java Swing. When I choose one of the provinces, the kabupaten (district) combo box will contain all the dis ...

My combo box always returns null value. In my Project "Attendance Management System", I need to validate the selected item in the combo box, but it re ...

Given the following scenario: one has a JComboBox and a JTextField the latter has an InputVerifier providing its own error message. the textFi ...

I'm trying to add a JComponent onto a Jpanel whenever I switch my selection for daysOfTheWeek comboBox. However, it doesn't seem to work, but only wor ...

I'm trying to change the values of bar chart depending on the selected item from the combobox list. The code below is a short example. The method for ...

I've been making a program where it will ask the user to input in the JTextField how many Departments it will add. Once clicked enter, it will go thro ...

I have spent many hours digging around the web and cannot seem to find a straightforward answer or method to add a dropdown selection into my main pan ...

how to create jcomboBox with two /multiple columns in the drop down let but when we select only one selected value show in Jcombobox please give me a ...

I'm new at Java and trying to learn so my apologies if it seems obvious to you :( I'm trying to import an ArrayList from another class to my JCombobo ...

My code displays a texture where you can type something in and than it should appear under the label with a checkbox. What I want is that the checkbox ...

I am trying to remove a component from a Frame once a JComboBox is selected. But when I select one of the boxes the whole Frame freezes and you can't ...

Class ComboItem Set Class ComboItem to ComboBox Show to DefautTableModel so far it's still fine!. I got an error when I put this code get co ...