JList 2 « JList « Java Swing Q&A





1. Updateable JList    coderanch.com

Hello, This question is for the second part of a much larger project I am working on for my first CompSci class. We are creating an address book with search, sort, add functionality etc. The functionality has already been implemented and works well in a command line interface however the second half of the assignment is to translate the command line ...

2. tab not recognised in JList    coderanch.com

Hi, I'm using a JList to display a string, but the string is separated by tabs into different fields. The JList doesnt recognise the tabs, and shows all the fields without spaces between them. To address this issue I used below code. public class ComboBoxMultiColumn extends JFrame { public ComboBoxMultiColumn() { String[] tabs = { "1\to\tn\te", "2\ttwo", "3\tth\tree", "4\tfour" }; JList ...

3. JList question    coderanch.com

4. JList Problem    coderanch.com

5. Working on a JList and giving it more options?    coderanch.com

Hey guys, this is my situation, I have a program that you can input arrays into it. When you input these arrays into a JTextField, it takes the values, puts them in numeric order, and puts in them in a JList. I'm not very experienced with swing, is there a way I can make it so that if I right click ...

6. JList setListData problem    coderanch.com

8. JList issues    java-forums.org

Hi all, In the attached code, I need to have the following options 1) get the name(eg;first.doc) of the selected item/items. 2) When I right click on top of a particular item, I need to have that item alone selected. 3) I need to have no selection for elements once I click outside the list. I am attaching the code I ...

9. JList A real confusion.    java-forums.org

Please have a look on the following code. Try to run it. Check the code and let me know do we have any other good way to achieve the same thing? Java Code: import java.awt.BorderLayout; import java.awt.Color; import java.awt.Component; import java.awt.Graphics2D; import javax.swing.DefaultListCellRenderer; import javax.swing.DefaultListModel; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JList; import javax.swing.JScrollPane; import javax.swing.ListCellRenderer; import javax.swing.border.Border; import javax.swing.border.EmptyBorder; import javax.swing.border.LineBorder; ...





10. Help with java.swing.Jlist    java-forums.org

hi im making a program which needs to have a list in a box of some description with the contents taken from an object as strings where the order can be changed with buttons linked to another method for reordering the strings in the object. im currently using the Jlist but i cant find a mehtod to update the order of ...

11. Customizing a JList?    java-forums.org

Hello Java Forums Thanks for a real nice forum, I'm looking forward to spend alot of time in here, browsing and helping others. But I stumbled upon a problem with JList/ListModel/ListCellRenderers. I want a jlist with grouped sorted view: A -> Non selectable custom header for all entries beginning with an 'A' Abraham Abel Abedeliciouse B -> Non selectable custom header ...

12. Getting a Jlist to work    java-forums.org

import java.awt.BorderLayout; import java.awt.Container; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JList; public class JListPractice extends JFrame implements ActionListener { JButton activateButton = new JButton("activate"); JList resultList = new JList(); public static void main(String[] args) { new JListPractice(); } public JListPractice() { setTitle(""); setBounds(200, 200, 500, 500); setDefaultCloseOperation(EXIT_ON_CLOSE); Container content = getContentPane(); activateButton.addActionListener(this); content.add(activateButton, BorderLayout.NORTH); content.add(resultList, BorderLayout.CENTER); ...

13. Question about JLists    java-forums.org

I have 2 JLists in the same GUI with 3 ComboBoxes and a bunch of Radio Buttons. I have the radio buttons grouped together. In the GUI, when I selected an item from a ComboBox or RadioButton (which highlights it) and then select another component, the ComboBox/RadioButton item becomes unselected. Whenever I choose an item from a JList and then click ...

14. JList of components you can interact with    java-forums.org

Does anyone know how to populate a JList component with components you can interact with? The renderer you create to render the elements just uses the component paint method to paint the component but you can't click on it etc. e.g. if you have a JList of buttons when you click on the buttons they do not get pressed. Does anyone ...

15. can i have a JList of Jlabels?    java-forums.org

What does the API doc say for how a JScrollPane is to display the component when the component is a JList? It looks like it calls the toString() method for all the items in the JList. Looks like you need to have a container of some kind that you add the JLabels to and then add that to the JScrollPane.

16. JList.getSelectedValues()    java-forums.org

JList.getSelectedValues() returns values sorted by increasing index order. Is there a way to return the values in the order they were selected? Or do I have to write my own listener and build the array? Seemed like a JTree returns multiple selections in the order they were selected, is that true? For example if list contains: 1 2 3 4 5 ...





17. JList/ListDataListener Autocomplete functionality    java-forums.org

11-09-2010 01:55 AM #1 take2hikes Member Join Date Nov 2010 Posts 2 Rep Power 0 JList/ListDataListener Autocomplete functionality I'm trying to make an auto complete application and am not entirely sure how I need to implement the calls from what the user types to the ListDataListener and the logic behind actually narrowing the list. I haven't done much with ...

18. Customize JList    java-forums.org

19. Link one JList to another JList    java-forums.org

Link one JList to another JList Hi, I have a slight well big problem with my program; heres a quick insight, I need to create an application which will let users Add a new recipe, which consists of ingredients. Recepie is a LinkedList of Ingredient Objects. I have one JList which displays a string of the names of each ...

20. Operations on JList    java-forums.org

21. synchronisation the view of JList    java-forums.org

Hi, am using the H2 BD, the conncetion is okay and all is great in my VOIP project, But the problem comes when i want to add a new contact so when i clic Add the JList that shows the contact on the BD don't add the new user contcat this is the code how the JList get the conten private ...

22. Dialog and JList Doubts    java-forums.org

Hi Guys, I was doing a Mail Program and Got stuck in the following questions. I don't know How to approach. I require a Right Click pop Up Menu for Attachments List and adding pop up listener for this. Some kind of a right click context menu for each item in the list box having attachment file names to "add" or ...

23. Help with JList    java-forums.org

24. Problem With jList    java-forums.org

Hello every one I want to add element in jList by returning database and collect in a String array. but wahen i add element like jList.addElement(string[i]); it gives error. here i is for loop variable. The same thing work fine with jComboBox;.addItem(string[i]); Please tell me where is the problem and what is method i have to use. Thank you.

25. JList in NetBeans 7.0    java-forums.org

Hi, Im new in using java ,i hope u will help me to solve my problem. Im using JList in my JFrame, what i want to do is when i click item 1 in the JList it will change the image in a label i post it beside the JList , every time i click differant item should select another image, ...

26. jList and other question    java-forums.org

27. [SOLVED] JList Expanding when not all contents visible    java-forums.org

Hi there all. I'm trying to make a JList expand when not all contents in it are fully visible. Currently, it just keeps listing contents further to the side without expanding. If anyone has any hints I'd be interested. It's part of a very large program, so I'll post an SSCCE as soon as I make one. All help is appreciated. ...

28. jList like a FileListBox    java-forums.org

1) What line should I delete to show me only the files -- without details (bytes) and without folders? 2) Were should I modify the directory that is listed (I need to view files from D:\Test)? Java Code: package plm; import java.awt.*; import javax.swing.*; import java.io.*; public class PolymorphicJList extends JList { private static final long serialVersionUID = 1L; static Color ...

29. JList    java-forums.org

30. Link one JList to another JList    java-forums.org

Link one JList to another JList Hi, I have a slight well big problem with my program; heres a quick insight, I need to create an application which will let users Add a new recipe, which consists of ingredients. Recepie is a LinkedList of Ingredient Objects. I have one JList which displays a string of the names of each ...

31. JLISTS and Classes    java-forums.org

32. JLIST Extractions    java-forums.org

I have made two JLists that get data from a JTable when I click a button and now I need those JLists saved to another class or I could make new JLists and get the data from the previous JLists to implement. WHich way would be easier? Do you have an alternate solution? Show me how please.

33. JList, JMenus and CardLayout panels disappear when I use CellListRenderer    java-forums.org

Hi Guys, I'm writing a Contact Book in Java. It consists of a search field at the top, with a add contact button next to it. When you click on the add button, you're taken to the add contacts panel. When you click on the search field, you're taken to the panel that contains the JList of all the components. The ...

35. Custom JList    java-forums.org

36. setPreferredSize() on JList    forums.oracle.com

37. AWT List or JList ?    forums.oracle.com

Hi everybody, I am using javax.swing for my layout (buttons, textfields,..) but when I try to use JList and add some text to it (lstLog("hi");) I get this error: // **** symbol : method add(java.lang.String) location: class javax.swing.JList lstLog.add("hi"); 1 error BUILD FAILED (total time: 0 seconds) // **** But I don't get this error if I use another List from ...

38. Jlist from ID and Name    forums.oracle.com

39. Using JList in Jframe class    forums.oracle.com

40. JLists    forums.oracle.com

} private void jbInit() throws Exception { OkButton.setBounds(new Rectangle(171, 236, 70, 31)); OkButton.setText("Ok"); OkButton.addActionListener(new Frame2_OkButton_actionAdapter(this)); QuitButton.setBounds(new Rectangle(285, 235, 98, 29)); QuitButton.setPreferredSize(new Dimension(51, 51)); QuitButton.setText("Quit"); QuitButton.addActionListener(new Frame2_QuitButton_actionAdapter(this)); comment1.setLineWrap(true); comment1.setBounds(new Rectangle(146, 13, 226, 17)); comment2.setLineWrap(true); comment2.setBounds(new Rectangle(143, 142, 261, 24)); jScrollPane1.setBounds(new Rectangle(18, 65, 98, 148)); this.getContentPane().setLayout(borderLayout1); jPanel1.setLayout(null); jPanel1.setMinimumSize(new Dimension(500, 500)); jPanel1.setPreferredSize(new Dimension(500, 500)); jScrollPane1.setMinimumSize(new Dimension(70, 70)); comment2.setToolTipText(""); comment2.setText(""); Etiketa1.setToolTipText(""); Etiketa1.setText("Text"); Etiketa1.setBounds(new Rectangle(10, 10, ...

41. JList ?    forums.oracle.com

"A ListModel can be supplied directly to a JList by way of a constructor or the setModel method. The contents need not be static - the number of items, and the values of items can change over time. ... "Simple, dynamic-content, JList applications can use the DefaultListModel class to maintain list elements."

42. JList in Swing    forums.oracle.com

Hopefully someone who uses Netbeans can help me, as that is what I'm using to generate my UI. If not, however, I'm sure basic Swing knowledge can also do the trick I've created a JList object in my frame, and I have an array of objects "current" of a custom class "Game". In the Game class, there is a method called ...

43. How to use focusgained on a JList?    forums.oracle.com

44. Problems with JList    forums.oracle.com

Hi all, I'm trying to use a JList for a program that I'm making. To initialize the JList, I use the following code: public static JList menu; public MadLibsManagerGui() { menu = new JList(MadLibsGui.getComboInfo()); } the getComboInfo() method returns an array of strings. This should work, no? But, it doesn't seem to be working! When i try printing the number of ...

45. My JList Appears too big    forums.oracle.com

however, this array does not always have 100 elements in it yet If you declare an array to have 100 elements, then it does have 100 elements. Array lengths don't change, as they might in a language that allows them to be "dimensioned" or "redimensioned". And therein lies the problem: if you create a JList to display a list based on ...

46. I have a quick JList question...    forums.oracle.com

This is mostly for curiosity and simplicity. I have been told that I can populate a Jlist of a custom class with a specific variable from that class without using a model or creating another array for that specific encapsulated variable. For example: I have a class called PhoneBook. That class has multiple private variables like name, phone, city, address, etc. ...

47. JList    forums.oracle.com

48. JList with Netbeans    forums.oracle.com

49. need help with JList    forums.oracle.com

hi. this is my first post. i am kinda new to java but not entirly. i need help. emm...... i need to display some stuff by reading it from a text file first and then display what i red from the text file into a JList. this is the easy part. what i cant do is well if you take a ...

50. JList    forums.oracle.com

51. Need Help, JLists    forums.oracle.com

this sounds a more complicated than i hoped..... instead of removing the entry can i do this: Replace the selected entry with () (nothing) so that it is cleared instead of entirely deleted? although if i do that, the verticle scroll bar might still show up because there are still entrys there (i think), just blank ones. This is the link ...

52. JList issue    forums.oracle.com

Hey, My program has way too many details to explain all of it but essentially i have an ArrayList of objects, which when i try to addListData it to a JList it lists the incorrect data. My array is of a Photo object i created which has 2 strings, a file, and a date addressed to each one. I have done ...

53. jlist problem..    forums.oracle.com

Thank you JoachimSauer , Actually I have idea about PreparedStatments but still can t give up SQL statements, that s another problem I ll try to get use it. It works when I put .clear() before while loop. thanks. I didn t understand what you mean with "dont need an Arraylist at all" ? by the way I have another ArrayList ...

54. JList going blank    forums.oracle.com

Hi Keith, The point that you have mentioned certainly seems to be happening in my case. But the data seems to not disappear everytime I click the display button after I resize/normalize/minimize/maximize the screen. I did the followonh while(resultSet.next) { retrieve the result model.addElement(result); } jList.rePaint(); But I am afraid that does not seem to helping . Thanks and cheers, Joe ...

55. JList - first entry not at top    forums.oracle.com

Hello, I have a JList that's loaded when my program starts, but the first item added to the JList doesn't always show at the top. Sometimes it does, sometimes it doesn't. Does anyone know of a way to ensure that the first entry shows at the top of the list ? Thanks.

56. Rather Specific JList Conundrum    forums.oracle.com

The threading issue is a problem. But not the only one. What you need to do for starters is to create an user class of some sort. And have that hold the avatar image. And then only use that for displaying. So when you first encounter a user you get whatever info about them and download the image once. (If you ...

57. First entry to show in a Jlist    forums.oracle.com

A JList has 400 entries in it. 7 are visible at a time & it is scrollable. setSelectedIndex(350) selects number 350. When the Jlist first comes up the first entry shown is number 1. How can entry 350 be made to be the first entry shown & scrolling can take place from there rather than the start of the list? Thank ...

58. Redisplay a JList    forums.oracle.com

I have JList filled with names and a JButton which when clicked deletes the selected item in the JList. The item is now longer in the array that fills the JList because the array is written out and the item is missing but the missing item is still on the screen. How do I get the item to disappear from the ...

59. Please help with JList and SMACK    forums.oracle.com

Hello, I am making an IM client using the smack library. It is a GUI client, and I have a question about JList. Assuming I have established a connection and all that using a valid id and password, how do I load the Roster (of my buddies) into JList so that when I double click on a contact, I can notify ...

60. JList    forums.oracle.com

You read the JList tutorial in under 9 minutes. I'm impressed. If you managed to read it that fast and understand it all, then you should have no problem adding the items to the JList. I suggest you forget NetBeans and learn how to write you own GUI code. Also, in the future, Swing related questions should be posted in the ...

61. Java Swing Jlist selector    forums.oracle.com

62. JList in Wizard works only once?    forums.oracle.com

63. How To : Get subdirectories and show them in a JList()    forums.oracle.com

Hello again .. Some of you might have noticed it: I already had a question yesterday. Today it's a problem of the same kind. This time there are Dukes assigned to it ! The problem : - I'm pretty new to Java ( following a course @ school for 2 months now) - I'm working on an application that gives me ...

64. JTabbedPane lose JList contents    forums.oracle.com

Hi , this is my first question in the forum , i have a problem with a JTabbedPane with two tabs, each with a JList in a JPanel, the problem is that i populate the Jlists in a dynamic way using a vector. the Jlist in the first index (tab) is populated first and then I select the second tab and ...

65. Linking JList's    forums.oracle.com

Ok i'm wondering if somebody can help. I've got two JList: dates details Anyway data is added to both at the same time from different textfields that all works fine. However when I come to remove them the problem is that each list can have a different item selected and hence problems occure with dates not linked to there details being ...

66. Help with JLists    forums.oracle.com

Hey everyone, I need a bit of help with a JList problem. In general, I am working on a program which has a Jlist, and a JTextField. Now, my question is this: I have a Jlist with several string entries in it. What methods could I use to transfer the string entry from my JList to a JTextField when I click ...

67. JList question    forums.oracle.com

i have a JList problem i cant figure out how to solve.. I want to insert three string in the same raw all of them got different .length() ever time but i want them to "start" from same position all the time.. example: Name:....................Address:....................Phone number: Eric Green.............EXXXXX......................999999-999999 Sarah.....................QXXXXX......................000000-000000 / sry for my bad English, i hope you understand me and can ...

68. cutom JList    forums.oracle.com

Hi, I'm trying to implement a custom JList. It's is going to contain a lot of values, and I'm wondering if there s a way to connect two jlists together. What I would like to do, is create two different lists, but only have one scrollbar that scrolls both simultaneously. The list to the right will be scrollable both horizontally and ...

69.  with JList    forums.oracle.com

70. JList    forums.oracle.com

Hi there, I'd like to here from you if there is any way to use the JFileChooser to also act the same way for directories. I would like to be able to not only add a file path to a JList once a "Add" JButton is pressed and opens the JFileChooser, but also if there is a directory to add then ...

71. JList problem    forums.oracle.com

I manage to remove the element from the list with: DefaultListModel dlm = (DefaultListModel)yourJList.getModel(); dlm.removeElementAt(0); however, the element is not removed at once and I have to close and open the application to see the result... I need some method to refresh the list immediatly... I tryied repaint(), but it des'n't help! thanks again antonio

72. Make JList Recalculate Component Widths and Heights    forums.oracle.com

I have created a subclass of JList in which every item in the list has an associated icon and the text for the item is displayed underneath the icon. The JList is given the HORIZONTAL_WRAP layout orientation by default. I have an option to show the icon and the text or just the icon. When I change this property, I have ...

73. Swing - JList problems    forums.oracle.com

74. JList problem    forums.oracle.com

I have a problem with the below code , i'm using JList (which will show only one value per scroll click)and i'm selecting a value from that JList. the problem is i want to make visible the selected value by default. in the below case I have selected value 7 from the list but that value is not visible by default ...

75. jlist question    forums.oracle.com

If you only need to loop on the selected values, use getSelectedIndices() or getSelectedValues(), which return an array on the indices or the values, respectively. Btw., on creating a JList you most probably will have used a List or an Array (or even a ListModel) to provide the selectable values. Hence, actually, you should have direct access to these values.

76. Help with Swing - JList    forums.oracle.com

77. JList problem    forums.oracle.com

Hi, I have a little problem with my GUI. I have a JList that changes size dynamically when I click a button. There is no code that is making it change size and I do not want it to. Is there a way to stop a JList to stop changing size or to restore it to its original size? Thank you. ...

78. JList Question    forums.oracle.com

Greetings chaps.. I have a question about a JList/List Model. I am using the DefaultListModel to store items in my JList. Periodically my program will add items to the model (and thus to the JList). I want to know how I can make the scroll bar always be scrolled down to show the most recently added item(s). At the moment, when ...

79. RenderedImage in jList    forums.oracle.com

80. NetBeans, jList: defaultValue    forums.oracle.com