JTextArea 2 « JTextArea « Java Swing Q&A





1. Multiple jtextareas in a splitpane?    java-forums.org

I am attempting to create a splitpane to display two different text streams side by side. I create a frame which contains a splitPane, which contains a jScrollPane in each side. Then I create a jTextArea for each of the jScrollPanes. Then I write a line of text to each jTextArea. As the code processes, I want to write text into ...

2. JTextArea problem    java-forums.org

3. how to get filecontents in jtextarea    java-forums.org

hello guys i made a frame file textframe.java in which i have a menubar and toolbar and in menu bar i have a file option which has new,open,save and saveas menuitem. what i want to dis is i want to open filecontents by selecting file from filechooser and want to display it's contents on jtextarea that is on the another file ...

4. Accessing a JTextArea after creation (Intro level question)    java-forums.org

Hi, First: I'm new to this. I've searched around a bit but think a human might be able to answer my question better than the search engines so far. So I understand that you create a class representing your GUI, add a bunch of controls to it, then start running it. My question is twofold: one relates to structure, one relates ...

5. JTextArea    java-forums.org

6. Making a portion of JTextArea uneditable    java-forums.org

7. Problem in JTextArea    java-forums.org

8. Autoscrolling in JTextArea    java-forums.org

import javax.swing.*; import java.awt.event.*; import java.awt.*; public class autoscr extends JDialog implements ActionListener { JTextArea txt; JScrollPane jscr; Timer my_timer; StringBuffer msg=new StringBuffer("This Program for Auto Scroll demo\n\nThis Program for Auto Scroll demos\n\n using JTextArea,Jscrollpane\n\n\n\n\n\n\n\n"); BoundedRangeModel brm; public autoscr() { super(); setTitle("Auto ScrollDemo..."); setLayout(new BorderLayout()); msg.append("\n\n\n\n\n\n\n\n\n\n\nHi This is for a test purpose pls check it.."); txt=new JTextArea(msg.toString()); jscr=new JScrollPane(txt,ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED,ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED); add(jscr,BorderLayout.CENTER); my_timer=new ...

9. Problem in JtextArea    java-forums.org





10. Adding something to beginning of JTextArea    java-forums.org

Hey guys, i have a questions... 1: Is there a way to add something to the beginning of each line in a JTextArea? I am making a notepad like application, and i would like to add something like in notepad++, where it displays what line you are on. I'd like it to work just like notepad++ where it doesn't display the ...

11. List of Items in JTextArea    java-forums.org

Hi In the following code, I have to allow the user to enter 5 items Once he tries to enter the 6th item, he will get an error message Also, I have to write before each item the number of item For example, if he enters "car", in the textArea he will get 1) car the second item "book", he will ...

12. help me with JTextArea    java-forums.org

13. Problem with JTEXTAREA    java-forums.org

14. JTextArea Scrollers    java-forums.org

Hey everyone, I've been working on this problem for some time now and I'm still not able to figure it out. I have two separate JTextAreas sitting next to each other in the same JPanel. I cannot figure out how to add a scroller to either of them. When the JTextArea is filled with text, it continues to fill up only ...

15. Using JTextArea    java-forums.org

I new to java and am writing a program that to display a purchase amounts for 5 items individually, with a running Total. I want to use a JTextArea box, but I am having trouble finding good information on how to properly code the box for display and how to put information into the columns and rows in the box. Any ...

16. JTextArea    java-forums.org





17. looping through vectors and outputting to JTextArea    java-forums.org

import java.awt.*; import javax.swing.*; public class MoveHistoryText extends JFrame { //============================================== instance variables JTextArea _resultArea = new JTextArea(25, 35); //====================================================== constructor public MoveHistoryText() { //... Create String of all stuff //... Set textarea's initial text, scrolling, and border. for(int moveList = 0; moveList < Pieces.pieces1History.size(); moveList++) { _resultArea.setText("Move " + Pieces.i + ": " + Pieces.pieces1History.elementAt(moveList) + " moved from square: ...

18. JTextArea performance    forums.oracle.com

Hi, I'm developing a search program that I use at work to search large log files. Sometimes the searches can return a lot of results ( results are returned in lines ) so there might be lots of lines that I want to display in a JTextArea. It seems to me that a JTextArea cannot hold huge amounts of data - ...

19. JTextArea    forums.oracle.com

20. HELP!!!!! JTextArea question    forums.oracle.com

21. JTextArea - HELP JAVA BEGINER    forums.oracle.com

22. JTextArea    forums.oracle.com

23. JTextArea    forums.oracle.com

hello I have made an UI program. I made a JFrame and places two JPanels inside it. In the first panel I made some JTextFields for input from the user, and I also placed an JButton with a listener. when the user makes input on to the JFields and pushes the JButton then the listener places all inputs from the JFields ...

24. about JTextArea??    forums.oracle.com

25. JScrollBar to be connected with JTextArea    forums.oracle.com

26. JTextArea    forums.oracle.com

Hiya, I'm making a GUI for a program that previously took in input via the terminal window using a scanner. I am storing a number of times taken to respond to events by simply taking current system times and then storing them in an array. In the terminal window/command line version I then created a report using a loop to print ...

27. JTextArea help!    forums.oracle.com

Ok i have a frame, in that frame i have a JTextArea and JTextField. The JTextArea displays a document which i opened using FileReader and appeneded it. In the JTextField i need to type a query and it should highlight the matching word in the JTextArea. It doesn't need to even highlight, it just needs to show the user where it ...

28. inseting "\\" in JTextArea    forums.oracle.com

29. JTextArea issues    forums.oracle.com

Ok, im trying to make a tabbed text editor so you can change several text files at once, but at the moment they are all using the same JTextField so when i update one it changes all the tabs running. I need some way to assign a unique Jtextfield to each file either when they create it or open it. can ...

30. Using JTextArea    forums.oracle.com

Hi Guys, I am building a program which will merge four text files into one. the way I am doing it at the moment is to open the file and get line by line into a JTextArea which I have implemented already. The problem is I would like to get the data from each file organized in columns side by side, ...

31. How to create an "area" highlighter withing a JTextArea    forums.oracle.com

Anyone have any ideas how I would go about changing the JTextArea's DefaultHighlighter so that it will highlight based on an area rectangle rather than a line based highlight. Example (this may not line up correctly but hopefully you get the idea. The font I'm using is always a monospaced font so I don't have to worry about font metrics.): I ...

32. Using two different JTextArea's    forums.oracle.com

33. How to speed up JTextArea?    forums.oracle.com

Hi, I have a program that loads text files into a JTextArea. I've noticed that if the files are over 100KB it becomes very laggy and slow to scroll through it. Is there a setting to speed it up, or a different component that may be more suitable for this. Thanks in advance

34. JTextArea    forums.oracle.com

Jadz_Core wrote: how do you rezise it? you can change its top to bottom size by using JTextArea(1, 1); but what does the first number in that do? it dosent seem to change anything. (yes thats two questions) From the [API documentation|http://java.sun.com/javase/6/docs/api/javax/swing/JTextArea.html]: "java.awt.TextArea has two properties rows and columns that are used to determine the preferred size. JTextArea uses these properties ...

35. 2 Qustions about JTextArea    forums.oracle.com

Hi, I'm using JTextArea and JscrollPane compnent to display many lines of a text 1. How can I write every line with diffrent color? 2. How can I, in the program, control the rolling of the scroll pane to view the last input line directly without scrolling to the last line by mouse?

36. Symbol dialog in JTextArea    forums.oracle.com

37. JTextArea SetLocation problem    forums.oracle.com

Im not that proficient with layout managers and secondly the way i have the score area set up i dont know how i would implement a layout manager. (I'll post a screenshot when i get back to my dorm but i will try to tell you how its layed out) So at the top i have: Score Level Lives (four buttons) ...

38. JTextArea Help    forums.oracle.com

39. GUI/toString/jTextArea help    forums.oracle.com

40. JTextArea    forums.oracle.com

41. Can a DocumentEvent reference its JTextArea ?    forums.oracle.com

In future (not this time), Swing related questions should be posted in the [Swing forum|http://forums.sun.com/forum.jspa?forumID=57] A Document can be shared between more than one component, so it is an error of concept to expect the component to be available from the document or DocumentEvent. Provide a reference to your JTextArea that is visible from where it's needed. But why do you ...

42. is it possible to set what is determined as whitespace by a JTextArea    forums.oracle.com

this is my text string _ _ _ _ _ _ _ _ _ _ _ my string is made up of a long list of the above because i just made a hangman like game, and now i'm adding the final touch to my gui, displaying the pattern you see above . so its important that the pattern dosen't get ...

43. Help With JTextarea    forums.oracle.com

44. weird problem with JTextArea... i think.    forums.oracle.com

Your getLenFilePath method apparently parses a String to an Integer or int. Somewhere that String is "23022008002" and the integer value of this is greater than the maximum value for an int or Integer which is 2147483647. For lenFilePath, use long in place of int and you should be ok for the time being. But from the portion of your app ...

46. JTextArea not playing nice    forums.oracle.com

Currently I have a BoxLayout right now with vertical orientation with a JLabel, then a JTextArea, then a JButton in order from top to bottom. I would llike to limit the number of rows that can be used to 5, so that when the user gets to his fifth line, it automatically stops him from going to the next line. I ...

47. Please help me on JTextArea!    forums.oracle.com

48. validate JTextarea    forums.oracle.com

In the future Swing related questions should be posted in the Swing forum. But there is no need to repost the questions since all the information is covered in the the Swing tutorial. So all you have to do is reread the JTextArea API (I'm sure you've read it once already?) and follow the link to the Swing tutorial on "Text ...

50. mutable JTextArea    forums.oracle.com

First of all I want to tell you that I want to keep a JTextArea stable. When I first create this area I make it with (30,50). When I change the font takes a bigger place in the JFrame,because textArea wants to keep the her properties at 30,50. With a big size in font(size=72) she is going bigger than the frame!!! ...

51. Strange JTextArea    forums.oracle.com

In the future, Swing related questions should be posted in the Swing forum. Based on a few lines of code it is impossible to know why your code isn't working. I'll make one guess that you defined the text area twice, once as a class variable and once as a local variable and you code is updating the component that has ...

52. working with JTextArea and things like that    forums.oracle.com

Just take the assignment step by step. First, create a Car class. Then add class variables for all the internal details a Car needs to know about itself. Then look at the assignment and pick out the things a Car needs to be able to do. Those become methods. Identify the first one, and write the method. Repeat for the rest ...

53. Help :: AutoScrolling on JTextArea    forums.oracle.com

Hi! In my application I keep log of the operations performed during the running. This log is shown in JTextArea. To add text into it I use insert() method. Everytime I add text the size of the JtextArea gets bigger and always shows the beginning. How can I make it to show the last added text? Thanks in advance! Regards!

54. How to get JTextArea restricted    forums.oracle.com

Hi All, Can anybody help me out for this one. its urgent. I've used a JTextarea in my project. I want that user should get restricted to type just 60 characters in a line and can type only 36 lines of text in that. he must get a msg Box if he tries to type more than the one specified and ...

55. JTextArea not working    forums.oracle.com

56. Eliminating spaces in JTextArea    forums.oracle.com

I'm trying to make a game which will involve some ASCI pictures printed in JTextAreas, but in order for them to look like they should, I need to remove the spaces between rows as well as the small spaces in between individual characters. Anyone know how I might be able to accomplish this? Any help is appreciated!!!

57. JTextArea's    forums.oracle.com

58. Hi, would appreciate the advise and help in JTextArea    forums.oracle.com

txtArea.setText("StudentNo" + "\n" + studentList.get(i)); } } else txtArea.setText("No Students Registered."); } Those are the codes of mine, I've been trying and trying to print on the JTextArea the array values, but it only prints the last added value only. Example sNumber i add in value of s10014213 , it'll display s10014213 , but after i add in a 2nd value ...

59. JTextArea    forums.oracle.com

First of all Swing related questions should be posted in the Swing forum. Secondly, be patient you just posted the question 30 minutes ago. Instead of sitting around waiting for an answer why don't you use the time to read the API. Take a look at the "get" methods and you will find one you can use.

60. trouble with jtextarea    forums.oracle.com

61. JTextArea help!    forums.oracle.com

Ok i have a frame, in that frame i have a JTextArea and JTextField. The JTextArea displays a document which i opened using FileReader and appeneded it. In the JTextField i need to type a query and it should highlight the matching word in the JTextArea. It doesn't need to even highlight, it just needs to show the user where it ...

62. JTextArea Problem in Moviebooking    forums.oracle.com

63. JTextArea    forums.oracle.com

Hello all, I have a jframe which has a jtextarea...i put details in this textarea from a string array.Now i am placing data such that two consecutive array elements are in same row then next two on next line and so on... Length of this string array is random ie decd by user i/p.....I want to print this textarea when user ...

64. Using JtextArea    forums.oracle.com

Could you please guide me little bit I really need the reply of it . Since you have been posting variations of this question here and in the Swing forum since mid-November and since you were directed to the Swing and other tutorials on May 14th and still haven't quite got around to them I would say you need ALOT of ...

65. JTextArea    forums.oracle.com

Dear Developers, Hello. I have one database that I choose depart city & date & time of the flight from that in next page of my GUI I want to show the selected city & date that I have chosen myself in one JTEXTAREA then I will press one button to confirm it can anybody help me in the second part ...

66. jTextArea    forums.oracle.com

Can you run some dynamic command in Process process = runtime.exec(" "); for example /usr/local/tomcat/bin/startup.sh When I run this command in Console in LINUX box then i get following OUTPUT in Bash pujan:~/java-code # /usr/local/tomcat/bin/startup.sh Using CATALINA_BASE: /usr/local/tomcat Using CATALINA_HOME: /usr/local/tomcat Using CATALINA_TMPDIR: /usr/local/tomcat/temp Using JRE_HOME: /usr/java/jdk1.5.0_07/jre I should get these as well in JFrame (using above code given by pravinth ...

67. JtextArea problem    forums.oracle.com

hi, it seems to me append() nethod wont make the things dynamically. it will wait for everything to be finished and then it will output as final. i wanted the things to come one by one asynchronously. because, script 1 may take x minute ( this is not fixed but suppose) to execute and return . script 2 may take y ...

68. Making a JTextArea appear/disappear    forums.oracle.com

You would get a better response on the swing forum. Aye, the way you are doing it, I think you would need to recall pack, as when you create it, it takes up no space, so it is allocated no space. And you want it to take up space, so pack would give it some. I think I'd do it with ...

69. web source parsing. jtextarea parsing    forums.oracle.com

if the html is well formed (hint: a lot isn't) an xml parser should be able to handle it. if not, you're down to trying some manual parsing, looking in the html for familiar structures that you know indicate that the data you want comes a known number of positions after, then searching from there to the next known structure that ...

70. JTextArea in class does not set up properly when set up by other class    forums.oracle.com

//================================= //GAME BOARD //================================= import java.awt.*; import javax.swing.*; public class Spelplan extends JFrame { private JFrame ram; SpelYta ytan = new SpelYta(); AktuellSpelare spelare = new AktuellSpelare(); SpelarInput input = new SpelarInput(); JTextArea yta = new JTextArea("Should be printed ");//This is originated from the class containing JTextArea public Spelplan () { ram = new JFrame ("Monpol"); ram.setPreferredSize (new Dimension (800, 400)); ...

71. How to ouput into JTextArea    forums.oracle.com

Thanks a bunch. I was able to output to the text area. =] As you've noticed also, I'm also implementing a scrollPane, but its not allowing me to scroll accordingly whenever the text reach pass the the bottom of the text area. What I'm getting is that the text will just keep passing down the text area, however, I'm not able ...