jlabel

How do we changeline in a label?

由 我的梦境 提交于 2019-12-01 13:01:34
I have a label and when setting the text I want to change line . For instance String str="first line \n Secondline "; JLabel label.setText(str); I tried the above code but it does not work..How do I change line in a string ? Swing does not uses classical line breaks. Instead, for a reason I never fully understood, it uses HTML 3.2 . As a consequence, to have your text correctly displayed, yopu have to rely upon HTML content : String str= "<html>First line<br>Second line</html>" However, if you really want to, there are other possibilities ... Use this string String str= "<html>First line<br

Update JLabel from another thread

由 隐身守侯 提交于 2019-12-01 12:37:46
问题 Dear guys, I'm having swing related problem. I cannot share the code since it's against the company policy, so I will try my best to explain the problem. In short, I have created a class that extends JWindow that contains a JLabel. This JLabel's text is updated randomly through a timer object, that instantiates a TimerTask every 50 ms using the scheduleAtFixedRate method. The values in the JLabel are retrieved by calling a method in a separate thread (let's call it transmission thread) that

how to move jlabel every second?

由 别说谁变了你拦得住时间么 提交于 2019-12-01 12:33:28
i try to move it to the right(x++) every seconds i try to move it with thread.. how to do it? (and can see it move every second) there are another way to do it without use thread? what layout manager that i should use? heres i try.. public class help { JFrame frame = new JFrame(); JLabel label = new JLabel("target"); public help() { frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); frame.setSize(800,600); frame.setLayout(new GridLayout()); frame.add(label); label.setPreferredSize(new Dimension(100,100)); label.setLocation(400, 300); frame.getContentPane().validate(); frame.repaint();

How do we changeline in a label?

由 社会主义新天地 提交于 2019-12-01 10:47:15
问题 I have a label and when setting the text I want to change line . For instance String str="first line \n Secondline "; JLabel label.setText(str); I tried the above code but it does not work..How do I change line in a string ? 回答1: Swing does not uses classical line breaks. Instead, for a reason I never fully understood, it uses HTML 3.2. As a consequence, to have your text correctly displayed, yopu have to rely upon HTML content : String str= "<html>First line<br>Second line</html>" However,

how to move jlabel every second?

由 风流意气都作罢 提交于 2019-12-01 09:57:10
问题 i try to move it to the right(x++) every seconds i try to move it with thread.. how to do it? (and can see it move every second) there are another way to do it without use thread? what layout manager that i should use? heres i try.. public class help { JFrame frame = new JFrame(); JLabel label = new JLabel("target"); public help() { frame.setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE); frame.setSize(800,600); frame.setLayout(new GridLayout()); frame.add(label); label.setPreferredSize(new

How to transfer a value from one JLabel to another?

由 試著忘記壹切 提交于 2019-12-01 09:13:46
I have this calculator working, but I can't figure out how to get the value in the resultpane to the first textbox when you click the "finish" button. I'm new to Java. I've tried doing it, but I kept getting an error. import java.awt.BorderLayout; import java.awt.EventQueue; import java.awt.Font; import java.awt.GridBagConstraints; import java.awt.GridBagLayout; import java.awt.Point; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.text.NumberFormat; import javax.swing.AbstractAction; import static javax.swing.Action.NAME; import javax.swing.JButton; import

How to update a JLabel text?

由 ╄→尐↘猪︶ㄣ 提交于 2019-12-01 08:14:53
I am making a Hangman game and one of the things I want to make is JLabel text , which updates with ex."_ _ _ _ " , depending on word. I can share code if you want. AM_Hawk Try using setText(); with your JLabel . This will create a new jLabel and set its text. JLabel label = new JLabel(); label.setText("____"); You will need to add this label to something like a JFrame . If you want to quick and easy, here is the code to make a simple window with a label. import javax.swing.JFrame; import javax.swing.JLabel; public class App { public static void main(String[] args) { JFrame frame = new JFrame(

How to transfer a value from one JLabel to another?

由 眉间皱痕 提交于 2019-12-01 06:37:31
问题 I have this calculator working, but I can't figure out how to get the value in the resultpane to the first textbox when you click the "finish" button. I'm new to Java. I've tried doing it, but I kept getting an error. import java.awt.BorderLayout; import java.awt.EventQueue; import java.awt.Font; import java.awt.GridBagConstraints; import java.awt.GridBagLayout; import java.awt.Point; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.text.NumberFormat;

How to update a JLabel text?

由 若如初见. 提交于 2019-12-01 06:34:41
问题 I am making a Hangman game and one of the things I want to make is JLabel text , which updates with ex."_ _ _ _ " , depending on word. I can share code if you want. 回答1: Try using setText(); with your JLabel . 回答2: This will create a new jLabel and set its text. JLabel label = new JLabel(); label.setText("____"); You will need to add this label to something like a JFrame. If you want to quick and easy, here is the code to make a simple window with a label. import javax.swing.JFrame; import

How to change gap in swing label

由 回眸只為那壹抹淺笑 提交于 2019-12-01 06:03:17
I create some label: leftLabel.setAlignmentX(Component.CENTER_ALIGNMENT); leftLabel.setFont(new Font(FONT, Font.PLAIN, 280)); leftLabel.setBorder(BorderFactory.createTitledBorder("aaa")); leftLabel.setText("0"); which look like this: As you can see there are big gap up and down. How I can reduce it ? You need to tweak the border insets, import java.awt.Component; import java.awt.FlowLayout; import java.awt.Font; import java.awt.Insets; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.SwingUtilities; import javax.swing.border.TitledBorder; public final class
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