Questions tagged as 'swing'

Tagged questions
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How to overlay a JInternalFrame?

The main screen of the system I'm developing opens automatically with% welcome%, and it contains some buttons for registration, calendar etc ... However, when I click on a button to call another JInternalFrame ( register or calendar ),...
asked by 12.09.2016 / 20:51
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How to identify the button that was clicked? [closed]

I have several buttons and I would like to compare the text of the button clicked with a variable of type String . This without using this: if (evento.getSource() == botaoXl) { // Fazer isto... } else if (evento.getSource() == bot...
asked by 30.07.2016 / 12:12
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How to open a JFrame passed as a parameter?

My idea is to open this window as a parameter without losing any attribute, for example, I have the class: public class Teste { JFrame janela = new JFrame; public ControllerJPreTransacao(JFrame janela) { this.janela...
asked by 13.06.2016 / 18:59
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How do I resize a JPanel within a JScrollPane automatically?

After adding a number of buttons greater than JPanel it supports, I would like to update (increase JPanel ) automatically, how can I do this? private JPanel contentPane; private static int tamanho = 429; public static void main(S...
asked by 28.05.2016 / 22:56
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How to add scrollbar in JPanel?

I'd like to add a scrollbar to a JPanel that uses Absolute Layout. package Default; import javax.swing.JFrame; import javax.swing.border.EmptyBorder; import java.awt.Dimension; import javax.swing.JButton; import javax...
asked by 16.05.2016 / 23:31
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How to use JProgressBar in ArrayList comparison classes?

I have a class that compares two ArrayList , one with user-added information and one with database query. After the query is done, I send this object to another class that performs writing that data to a file. I would like for as long a...
asked by 17.05.2016 / 13:33
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Leave only one column of the editable JTable

I have my data model that I did for testing as the code below shows: public class ModeloDados { private String nome; private String sobreNome; private String telefone; public ModeloDados(String nome, String sN, String fn){...
asked by 21.07.2016 / 15:00
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How to add values from JSpinners?

I want to make a simple program where the user puts a number in JSpinner and, when clicking a button, it will appear in another JSpinner , the value of the first added by 2. However, I can not make the sum between the value indicat...
asked by 23.06.2016 / 14:34
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Acquisition of data by JTable

I'm trying to get JButtonGuardar(panelInserir) to pass data entered by the user (local time text) from JPanelInserir to JPanelEventos (where is JTable) At the moment, I am not succeeding, if you have any suggestions, I wi...
asked by 21.04.2016 / 02:11
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JFormattedTextField is not accepting any characters

I have a window where we have a JFomattedTextField called txtQuantia , I applied a mask to it called mskQuantia , and set the valid characters, in this case 0-9, but this field is not accepting any characters. What can it be?...
asked by 22.06.2016 / 20:32