1. JPanel coderanch.com |
2. Separating JPanels into separate classes coderanch.com |
3. JPanel question coderanch.comHi... Cindy: That wasn't the problem. When you said that this was illegal:add(slider); add(text);that is not true in this context. Because it indeed compiles. It took me some time before I saw something very simple. I was trying to use this class as if it were a JFrame. But it extends JPanel. But here is something I don't understand... please see ... |
4. Logos or Pics for JPanel coderanch.com |
5. JPanel coderanch.com |
6. JPanel question coderanch.com |
7. JPanel question coderanch.comSwing is built on concrete inheritance. If you want to implement custom painting for a JPanel the only easy way of going about it is to extend it and override paintComponent(). I suspect you may be having the same gag reflex I did when trying to work with Swing. It's a massive heirarchy of concrete inheritance more than half a dozen ... |
8. How to detect FocusLost on JPanel coderanch.comHi Maneesh, thanks for your reply. The structure is.. in a frame I have a Jtree on the left side, and on clicking on the tree node, the corrosponding panel is displayed on the right side where user can provide inputs. There is one more panel at the bottom of frame which has some buttons. Here I can not use Selection ... |
9. JPanel Visible. coderanch.comI agree that the Java Tutorial is usually a good place to start for almost anything. I managed to move this thread just at the same time that a newbie was posting a possible answer (here), which he added as a new thread in beginner's. I had to close the new thread because we can't have two halves to a conversation, ... |
10. Design of JPanel coderanch.com> Is there an actual reason against GridBag or is it just too complicated if not used on a regular basis? I find it very frustrating - fix one thing (via changing a constraint), and 2 more things break. sometimes it feels like I'm just going around in circles trying to get GBL to work, in the end, far easier to ... |
11. JPanel Visible Answer coderanch.comI must apologise; I thought at first you were the original poster. You must have been trying to post at the same time as I moved the original thread, so it would have refused the reply. Although your reply was helpful, I can't drag the thread back from the Swing forum. So this thread will have to stay closed, but I ... |
12. JPanel autorefresh coderanch.comHi All, thanks for all suggestions. But I guess my question was really naive as I am not really a Swing developer. Anyway, the solution that I ended up doing is to have a listener class for a particular model class. When that model changes, it fires an event and the listener catches, which then refreshes the Panel |
13. jpanel referesh coderanch.comi have 8 text fields 3 combobox & 2 buttons (1st update & 2nd is clear ) in jpanel. i want to set them at there default state when i click on clear button. i dont want to write "text1.settext(" ");" code for every field. in short i want to referesh my jpanel. is there any shortcut. |
14. Laying out a JPanel coderanch.comJPanel panel04 = new JPanel(new FlowLayout()); JPanel panel04a = new JPanel(new GridLayout(4,0)); JPanel panel04a1 = new JPanel(new GridLayout(2,5)); JPanel panel04a2 = new JPanel(new FlowLayout(FlowLayout.CENTER)); panel04.add(panel04a); panel04a.setBackground(Color.red); panel04a.setBorder(new TitledBorder("For Employee use ONLY")); panel04a.setBackground(Color.red); lblKeyPadPassword.setFont(new Font("Arial", Font.BOLD, 12)); panel04a.add(lblKeyPadPassword); panel04a.add(passKeyPad); panel04a.add(panel04a1); panel04a1.add(buttonA); panel04a1.add(buttonB); panel04a1.add(buttonC); panel04a1.add(buttonD); panel04a1.add(buttonE); panel04a1.add(buttonF); panel04a1.add(buttonG); panel04a1.add(buttonH); panel04a1.add(buttonI); panel04a1.add(buttonJ); panel04a.add(panel04a2); panel04a2.setBackground(Color.red); panel04a2.add(buttonEnter); panel04a2.add(buttonReset); |
15. Assigning a JPanel to a new JPanel obejct! coderanch.comSomething is bugging me! Here is the process: 1. Create panel and add a component to it 2. Add the panel to a frame 3. Create a new panel with a new component 4. Assign the new panel to the old panel 5. repaint and nothing happens! Shouldn't the panel be updated? Help is appreciated. import javax.swing.*; import java.awt.*; import junit.framework.TestCase; ... |
16. JPanel painComponent not working coderanch.comI dont know how to best put it, but that seems to be whats happening here. I started a project recently to use up some of the free time I have and decided that Id attack the GUI first, to a degree. Well, ran into my first major problem already, less than 100 lines of code into the project. What Im ... |
17. Detect when a JPanel dies coderanch.com |
18. question about JPanel paintCompotent coderanch.comHi everyone, I've got a quick question about how paintCompotent works. for example I have this code: BattlePhase(Data map, paintMap paintPanel) throws InterruptedException{ this.map = map; int tk[] = map.getMap().getGrafas().getTrumpiausiaKelia(map.getObjects().getObject(1).getPos(), 1111); int tkIlgis=map.getMap().getGrafas().getTkIlgis(); int tkk=0; for(int i = 0;i |
19. Reloding JPanel coderanch.comthe jpanel get some info from a function, which queries a reesultset, then passes all info to the main function. the main function then runs a series a if statements and changes colours of jlabels. well i know when the data is updated, its when one of two buttons are clicked. But i cant workout how to reload the panel, any ... |
20. JPanel coderanch.com |
21. Bouncing Pointer Overtop JPanel Serving As Titlebar coderanch.com |
22. get pixels of a jPanel coderanch.comI'd advise to keep track of all pixels you paint in an array or some other data structure, so that you can repaint it if necessary - otherwise all custom painting is lost if the window gets obscured by some other window or application (at which point paintComponent is called, and is supposed to restore all window contents). |
23. How to invoke jpanels coderanch.compackage packet1; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import javax.swing.*; public class TheConsiderator implements ActionListener{ JFrame frame; JPanel [] jp; public TheConsiderator(){ frame = new JFrame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); jp = new JPanel[16]; for ( int i = 0 ; i<=15 ; i ++ ){ jp[i] = new JPanel(); jp[i].add(new JLabel("this is pane number " + i )); } frame.setContentPane(jp[0]); // <- here JMenuBar bar ... |
24. KeyListerner in JPanel coderanch.comHere is my code abstract. Can anyone help me to solve this problem?? Thanks. import java.awt.*; import java.awt.event.*; import java.awt.geom.*; import javax.swing.*; import javax.swing.event.*; import java.util.*; public class PT2 { public static void main(String[] args) { PT2Frame frame=new PT2Frame(); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); frame.setVisible(true); } } class PT2Frame extends JFrame { public PT2Frame() { setTitle("Primitive Drawing Application"); setSize(1025,768); north=new NorthControlPanel(); south=new SouthControlPanel(); draw=new DrawingPanel(); ... |
25. Invisible jPanel Boundary coderanch.com |
26. calling a JPanel page coderanch.com |
27. linking two jpanels coderanch.com |
28. Jpanels and Jscrollpanels coderanch.comHi, I am reallllly hoping you guys can help me. I have a small gui app, it is using the mvc model and i am having issues with the listner on the jscrollpanel. I have the main jpanel, in it is 3 area, the center being for my data. this is a gridlayout jpanel. I had a loop which put another ... |
29. How to represent JPanels in a JPanel coderanch.com |
30. Simple JPanel question coderanch.com//create a circle on the JPanel that's embedded in the JFrame import java.awt.Color; import java.awt.Graphics; import javax.swing.JPanel; import javax.swing.JFrame; public class Circles { public static void main (String[] args) { //create frame for myPanel JFrame frame = new JFrame("Circles"); frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel myPanel = new JPanel(); // create myPanel myPanel.setBackground(Color.WHITE); frame.add( myPanel ); // add myPanel to frame frame.setSize( 400, 400 ); ... |
31. Interchanging of JPanels coderanch.comI have three panels in my JApplet. I am able to drag the panels with the following code. I wanted to know how to interchange the panels. For example if the first panel is dragged over the second both the panels should swap positions. I have included the code for dragging the panels. import javax.swing.*; import java.awt.*; import java.awt.event.*; public class ... |
32. Oversized JPanel coderanch.comAwesome it works now! Thanks to you who helped me. Now I am trying to make this clearObjectViewer(); display more than one object at a time. When I run this, I clear out what I have created and it creates only one. How can I create more than one person? Can I use an Integer < or > something? Thanks in ... |
33. Repeating JPanels coderanch.compackage diagram; import java.awt.*; import javax.swing.BorderFactory; import javax.swing.JPanel; import javax.swing.JLabel; public class treeLayout extends JPanel { int sOverallWidth; int sOverallHeight; public treeLayout(int width, int height) { sOverallWidth = width; sOverallHeight = height; } public void paintComponent(Graphics g) { super.paintComponent(g); GridBagLayout gbL = new GridBagLayout(); GridBagConstraints gbC = new GridBagConstraints(); gbC.gridx = 0; gbC.gridy = 0; setLayout(gbL); componentBlock2 cb = new componentBlock2(200, ... |
34. Netbeans and jPanels coderanch.comHello I have a huge problem. I made a program with 10 forms. And now my customer wants to put pictures in background on every form. Ive seen here on forum how to put a picture on jpanel, but i need to see that panel in net beans so i can control positioning of my components on form,because there is pretty ... |
35. Delete part of JPanel coderanch.comIf the East side is a JPanel, and you want to remove it, you could just remove the JPanel from the JFrame... Here is something I found from another site... : "the easiest way to remove a component (panel) from a container (frame) is to keep a reference to it, and then call Container.remove(Component) ie: private Thread controller = new Thread() ... |
36. JPanel coderanch.comI have a problem concerning JPanels. I have a JFrame, where i want to add several JPanels. I tried 2 things: first: I tried having a main panel, where i add all the other panels. But this does not work, because i cannot modify the position of the JComponents that i add on the other JPanels. second: I tried to add ... |
37. Set Orientation of JPanel coderanch.com |
38. Passing a date value from one JPanel to another java-forums.orgHi guys.. I'm kinda new to Java. I need some help with this.. I have to JPanel applications - a main application and a interactive calendar. both are done using SWING and JPanel. I need to select a date from the calendar and place it in the main app. JCalendar Class JButton selectedOKButton = new JButton("OK"); selectedOKButton.addActionListener(new ActionListener() { public void ... |
39. Search functionality on Jpanel level java-forums.orgHello All, I would like to have a search functionality on JPanel level. That JPanel may contains any components like textfiled, list, textarea, table, etc., Is there is any API that will go through the component by component and highlight the search keyword in the jpanel that we are passing ? I don't how much this is possible. Can anybody give ... |
40. HELP with jPanels java-forums.orgpackage p; public class mainFrame extends javax.swing.JFrame { public mainFrame() { super("New Frame"); JPanel panel1 = new JPanel(); add(panel1); panel2 p2=new panel2(); panel1.add(p2); pack(); }} public class panel2 extends javax.swing.JPanel { public panel2() { jLabel2 = new javax.swing.JLabel(); jLabel1 = new javax.swing.JLabel(); add(jLabel1);add(jLabel2); }} public class Main { public static void main(String[] args) { mainFrame M = new mainFrame(); M.setVisible(true); }} ... |
41. organizing elements in the jpanel/jbox java-forums.orgHi Everyone, I am still new to jswing and I am teaching myself/ learning from this forum. i was wondering how could i left justify this or organize it so it looks organized. private JPanel sizePanel() { JPanel panel = new JPanel(); BoxLayout box = new BoxLayout(panel, BoxLayout.Y_AXIS); panel.setLayout(box); TitledBorder TB = new TitledBorder("Run Size"); panel.setBorder(TB); timeStepTF = new JTextField(5); ionsTF ... |
42. How to make a JPanel focusable java-forums.orgI want to execute some code when this JPanel becomes focused. This JPanel is called from another JPanel. Im not sure where/how to to make an focusListener for this. I assume that's what I need. Java Code: package cardlayout; import java.awt.event.ActionEvent; import java.awt.event.ActionListener; import java.awt.event.FocusEvent; import java.sql.Connection; import java.sql.DriverManager; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; import java.util.logging.Level; import java.util.logging.Logger; import javax.swing.JButton; ... |
43. I need some help with JPanel java-forums.orghello. I have a JFrame, I use a container for this. Now, i want to add two JPanels to the container and then add the container to the JFrame. My problem is that I cannot set the "size" of the JPanels. I want the first Jpanel to take the 1/3 of the screen vertical, and the other JPanel to take the ... |
44. JPanel java-forums.org |
45. JPanel over more JPanels..? java-forums.orgSo for the app I'm developing it contains MANY different panels all within one JFrame. Now I need the functionality of clicking on a maximize button on one of the panels within the frame and bringing it full screen (i.e. filling the frame). Ive been having issues covering the other panels with the maximized panel. Is this even possible? Removing all ... |
46. 2 JPanels, one partly see-through java-forums.orgI want to display a (complicated) background and to display things moving on that background. I thought I could do this by adding one JPanel displaying the background and then adding another JPanel on top of it with the moving bits. I tested this in the following way: I added the JPanel with the background to a JFrame (center with the ... |
47. JPanel motion java-forums.orgHello! I'm working on a simple application. There is a JFrame, which contains a couple of JPanels. I would like to move these panels, so make an simple motion. When I write an cycle, where the panel.setLocation(...) makes the changes, it would be a solution. But I think, there are more effective and more beautiful solutions. One more thing, that I ... |
48. Help! A JPanel that will be saved to Ms Word java-forums.orgHello guys, i need help I creating a program that will transfer, or write the jPanel to MS word. the jPanel contains all the needed label for the program then I want it to save to Ms word as image.. so that when I open the ms word I see a image (jPanel). Im in trouble please feel free to change ... |
49. Simple Questions- Stop JPanel Blinking java-forums.orgI have a JPanel called "display" that i add to the Frame. Originally I drew directly to the Graphics object of "display" and the display did not blink. Now I've realized I will need to have a few layers because I need to utilize some JComponents so I've created a JPanel called "GameDisplay" and added it to the "display" JPanel. JPanel ... |
50. How to stop lagging in a JPanel? java-forums.org |
51. JPanel returns null outside of constructor java-forums.orgNot really understanding why... I get a Nullpointerexception when trying to change the panel color. Idea is to change the background color of the panel when the user clicks. Problems lies in the MousListener at menuPanel.setBackground. Hope someone can tell me how to fix it, thx :) Java Code: import java.awt.*; import java.awt.event.*; import javax.swing.*; public class MyFrame extends JFrame implements ... |
52. JPanel not shown after setMinimumSize() java-forums.orgOK, so my code looks like this if added to one place: Java Code: import java.awt.Container; import java.awt.Dimension; import javax.swing.Box; import javax.swing.BoxLayout; import javax.swing.JButton; import javax.swing.JFrame; import javax.swing.JLabel; import javax.swing.JPanel; import javax.swing.JScrollPane; public class Main { public static void main(String[] args) { JFrame langas = new JFrame(); langas.setLayout(new BoxLayout(langas.getContentPane(), BoxLayout.Y_AXIS)); langas.setVisible(true); langas.setSize(500,500); langas.setMinimumSize(new Dimension(500,200)); langas.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); JPanel mainPanel = new JPanel(); mainPanel.setLayout(new ... |
53. Please help in prining JPanel java-forums.orgHere is the same code what i have attached before: package Classes; import java.awt.*; import javax.swing.*; import java.awt.print.*; public class PrintUtilities implements Printable { private Component componentToBePrinted; public static void printComponent(Component c) { new PrintUtilities(c).print(); } public PrintUtilities(Component componentToBePrinted) { this.componentToBePrinted = componentToBePrinted; } public void print() { PrinterJob printJob = PrinterJob.getPrinterJob(); printJob.setPrintable(this); if (printJob.printDialog()) try { printJob.print(); } catch(PrinterException pe) ... |
54. JPanel Options Help java-forums.orgObject[] options = {"Rock", "Paper", "Scissors", "Other Command"}; int n = JOptionPane.showOptionDialog(null, "", "", JOptionPane.YES_NO_CANCEL_OPTION, JOptionPane.QUESTION_MESSAGE, null, options, options[3]); if (n == javax.swing.JOptionPane.YES_OPTION) { JOptionPane.showMessageDialog(null, "WORKS FOR ROCK", "Win", 1); } else if (n == javax.swing.JOptionPane.NO_OPTION) { JOptionPane.showMessageDialog(null, "WORKS FOR Scissors", "Win", 1); } else if (n == javax.swing.JOptionPane.CANCEL_OPTION) { JOptionPane.showMessageDialog(null, "WORKS FOR Paper", "Win", 1); } else if (n == ... |
55. a jpanel within a jpanel java-forums.orgHello everyone, I have a desktop application project in which I added buttons with functionalities to it. So, they all are contained in a single JPanel, now whenever I push a certain, I have a further data to gather from the user, In that JPanel where the button is located, I have inserted another JPanel where I want my respective fields ... |
56. Genarate JPanel java-forums.orgJava Code: import java.awt.*; import javax.swing.*; import javax.swing.table.AbstractTableModel; public class AddingComponents { private JPanel getContent() { JPanel generalContent = new JPanel(); generalContent.setName("generalContent"); generalContent.setLayout(new BorderLayout()); JPanel deviceInfoContent = new JPanel(); System.out.println("default layout manager for JPanel = " + deviceInfoContent.getLayout().getClass().getName()); deviceInfoContent.setLayout(new GridLayout(1,0)); JLabel lblDevice = new JLabel(); JLabel lblDeviceName = new JLabel(); lblDevice.setText("some text"); lblDeviceName.setText("some text"); deviceInfoContent.add(lblDevice); deviceInfoContent.add(lblDeviceName); generalContent.add(deviceInfoContent,BorderLayout.NORTH); // generalContent.revalidate(); generalContent.add(getTable(), BorderLayout.CENTER); ... |
57. flicker in a JPanel java-forums.orgHi, I have the following problem, I'm drawing a graph in a JPanel, and I could not fix the flickering that has the JPanel, implements double buffering and I think that is wrong, the code is as follows,I attach the project developed PHP Code: import javax.swing.*; import java.awt.*; import java.awt.geom.*; import java.awt.Graphics2D; import java.awt.Graphics; public class PruebaDeDibujoView1 extends JFrame implements Runnable ... |
58. How to use Jpanel java-forums.orgHi pple, how can i add components to a jpanel that i already created in netbeans? I created a simple graph and i want the grph to display on the jpanel. How do i make it appear? here is my code Java Code: public class XYGraph extends javax.swing.JFrame { public XYGraph() { final XYSeries series = new XYSeries("Xenon Poisoning"); series.add(0, 400.2); ... |
59. a few questions about JPanel java-forums.orgI'm still working on getting my head around JPanel and JFrame, so I was wondering if the paintComponent can be called on a JPanel inside of a JFrame. I was having some trouble putting a background on the window of my program, and while searching I came across an example that did this: Java Code: public class something extends JFrame { ... |
60. JPanel Co-ordinates java-forums.orgHi there!, Second post in my first day, but i've hit another major problem with my program. the co-ordinates for the JPanel start with 0,0 in the top left. I need them to be bottom left. Is there an easy way to do this? One solution i've thought of is rotating the JPanel counterclockwise 90degrees, and then just using the X ... |
61. getHeight() giving two different valpues for the same JPanel java-forums.orgThe getHeight() of projectileAnimationJPanel is giving two different values depending on when it is run. I need both of the values for the height to be the same. Heres the main class: Java Code: package projectileProgram; import javax.swing.*; import java.awt.*; public class ProjectileProgramFixedSize { //class objects /////////////////////////////JPanel i need the height of//////////////////////////////// ProjectileAnimationJPanel projectileAnimationJPanel = new ProjectileAnimationJPanel(); ControlPanelJPanel controlPanelJPanel = new ... |
62. JPanel "for" loops Help java-forums.orgimport javax.swing.*; import java.awt.*; import java.util.Random; class Checkerboard2 { public static void main(String [] args) { JFrame theGUI = new JFrame(); theGUI.setTitle("Fourth GUI Program"); theGUI.setSize(300, 200); theGUI.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); Random generator = new Random(); int counter; for(counter = 0; counter <= 64; counter++) { Color aColor = new Color(generator.nextInt(),generator.nextInt(),generator.nextInt()); JPanel pane[counter] = new JPanel(); pane[counter].setBackground(aColor); } Container pane = theGUI.getContentPane(); |
63. Running a JPanel java-forums.orgHello, Actually I have a class MainPanel that implements a Jpanel..... and a class WindAnalysis with the main method.... I am calling an object of that class in a main metho, But nothing appears on screen... No panel etc.... The code of main class is: public class WindAnalysis extends JPanel { /** * @param args */ public static void main(String[] args) ... |
64. Mutliple JPanel's with an enhanced "for" loop java-forums.orgI am trying to understand how to make a chessboard with the Java GUI. I know how to use an enhanced for loop, however, I do not know how to declare 64 JPanel objects, each with different names, without brute forcing the instantiation of each. How can i create 64 JPanel objects without brute forcing it? |
65. Plotting in Jpanel java-forums.orgI have an assignment to do and I am completely lost in it... I Would like to make Jpanel where the user enters min x / max x and min y and max y accordingly, and then presses plot button to see the points on the graph. I would like to have access to a Java class (plotting class) that would ... |
66. JPanels from another class java-forums.org |
67. JPanel motion java-forums.orgHi! I'm working on a simple aplication where is an JFrame, and 2 JPanels on it. I would like to write an simple motion with these JPanels. I implemented a simple version, but there is some flickering on the screen. How could I solve it? Here is my code: Jpanel c3 = new JPanel(); Graphics g = this.getGraphics(); c3.setLocation(30, 30); for(int ... |
68. How can I loop sounds in JPanel? java-forums.org |
69. Press enter to continue (Jpanel) java-forums.orgHave googled this extensively. I first discovered that "press any key to continue" wasn't possible but now I am confused as to what i've found on google. Can't seem to find any threads which refer to this on a gui interface... What I need is for the title screen to clear when enter is pressed. Any help appreciated! Java Code: import ... |
70. Please help :( first time using JPanel.. java-forums.orgI'm trying to make a simple program that allows you to enter numbers into a list of items, and have it return those numbers in an array to the main program for later use, but when the program runs, it doesn't allow time to you to input them before immediately running the next line in the main program.. Is there a ... |
71. Looping in JPanel java-forums.orgComponent c = null; Component[] components = columnPanel.getComponents(); if(components != null) { int numComponents = components.length; for(int i = 0; i < numComponents; i++) { c = components[i]; if(c != null) { if(c instanceof JPanel) { for(int x=1; x<5; x++){ JRadioButton jr = (JRadioButton) rowPanel.getComponent(x); if(c.equals(components[i])) if(jr.isSelected()==true){ System.out.println("ok"); } } } } } } |
72. Save a JPanel in NetBeans 7.0.1 java-forums.orgHi, How can I to save a JPanel I using? I want to save this Jpanel and can load it in the future. This JPanel contains a matrix of JButtons and other one of JLabels, the JButtons changes its own text and the text of the JLabels too. Then, I want reload the Jpanel for I can work on it. I've ... |
73. JPanel is bigger when printed than on screen java-forums.orgpublic class PnlPreview extends JPanel { JButton btnPrint; public PnlPreview() { createUI(); } private void createUI() { btnPrint = new JButton("PRINT"); btnPrint.addActionListener(new ActionListener() { public void actionPerformed(ActionEvent e) { doPrint(); } }); setLayout(new GridLayout(10, 10)); add(btnPrint); } private void doPrint() { PrinterJob printJob = PrinterJob.getPrinterJob(); printJob.setJobName("Printing Cheque.."); printJob.setCopies(1); PrintPanel printFormat = new PrintPanel(this); printJob.setPrintable(printFormat); if(printJob.printDialog()) { try { printJob.print(); } catch ... |
74. Can i show a whole class in a JPanel? forums.oracle.comHi, i have 2 classes in my project. One is called FrameGUI and this is my GUI. The other class is called BoardPanel. Now i got a JPanel in FrameGUI and i want to show the code which is in BoardPanel. Is there something i can say to my JPanel in FrameGUI, show the code of BoardPanel without duplicating it? Thanks, ... |
75. Calling methods on a JPanel forums.oracle.com |
76. Defining the origin within a JPanel forums.oracle.comHi there, probably (hopefully) a simple problem, but here we go: I'm trying to create a JPanel that I can draw dots (or whatever) on at certain co-ordinates. In particular I'd like to be able to read positive and negative x and y co-ordinates and accurately represent them, so the origin of the axis should be in the middle of the ... |
77. JPanel within a Jpanel forums.oracle.com |
78. Need help in linking two JPanels forums.oracle.com |
79. Setting The Origin On A JPanel forums.oracle.comIm looking for help as to how I can set the origin of a JPanel to be the center of an oval which i have drawn on the panel using the drawOval method. Is there a method which will allow me to do this? Im going to be plotting points inside the oval so need to do this with regards to ... |
80. 2 paintcomponents in 2 Jpanels forums.oracle.com |
81. JPanel in accesssor method forums.oracle.com |
82. Jfrechart show in the Jpanel forums.oracle.com |
83. Jpanel alternatives forums.oracle.comhi, im new to java and im trying to design a way of switching between panels, e.g. i click button one and panel1 appears, i click button 2 and panel2 appears over panel 1, if i click button one, panel 1 will appear over panel 2 again. Just wondering what people with experience recommend - should i use a Jpanel or ... |
84. Swing / JPanels Question forums.oracle.comHey all, Ive ran into a problem, or more likely might have created it myself :P Im new to java let alone Swing so not sure if im doing this the proper way, however to get the problem stated. Ive got a main class which extends a JFrame and another 2 classes which both extend the JPanel component (lets say Class ... |
85. JPanel help forums.oracle.comWhat I want to do: Implement the same panel (code) to three different panels without having to type the same code three times as different names. What I learned I can't do: Add the same panel to different panels using component.add() (controlAreaPanel.add(windowCustomizationPanel, gridConstraints); (controlAreaPanel1.add(windowCustomizationPanel, gridConstraints); (controlAreaPanel2.add(windowCustomizationPanel, gridConstraints); What I could do but don't want to do: Copy the code for windowCustomizationPanel ... |
86. NOOB Q how to make JPanel .... come in pls hard to explain.... forums.oracle.com |
87. How to put my JPanel into desire coordination ? forums.oracle.com |
88. JPanel forums.oracle.com |
89. My first JPanel ... forums.oracle.comHey everyone. I just got started on adding GUIs to my program. It's a little exciting but really confusing for right now. So here is the scenario: I've already made a .java file that holds an array that holds a calendar. It can generate arrays for each month through an algorithm after it read in information that the user enters, such ... |
90. SOS: JPanel ... Help MEEEE! forums.oracle.compublic void actionPerformed(ActionEvent e) { R = 500; T = 500; repaint(); } } I dont know why... the repaint never works.... and the initial line wont even show if i add the graph to the BorderLayout.SOUTH .. I have to set it to the contentPage ... I am confused.. Help me... Thanks in advance! |
91. What is the default layoutt manager in JPanel? forums.oracle.com |
92. Web in JPanel? forums.oracle.com |
93. HELP!!!! HELP!!!! JPANEL METHODS forums.oracle.comHowever when you enter the data and save it, then type the name and hit the retrieve button here are the error messages displayed -jGRASP exec: java LoanEntry Exception in thread "AWT-EventQueue-0" java.lang.NumberFormatException: empty String at sun.misc.FloatingDecimal.readJavaFormatString(FloatingDecimal.java:994) at java.lang.Double.parseDouble(Double.java:510) at LoanEntryPanel$ButtonListener.actionPerformed(LoanEntryPanel.java:127) at javax.swing.AbstractButton.fireActionPerformed(AbstractButton.java:1995) at javax.swing.AbstractButton$Handler.actionPerformed(AbstractButton.java:2318) at javax.swing.DefaultButtonModel.fireActionPerformed(DefaultButtonModel.java:387) at javax.swing.DefaultButtonModel.setPressed(DefaultButtonModel.java:242) at javax.swing.plaf.basic.BasicButtonListener.mouseReleased(BasicButtonListener.java:236) at java.awt.Component.processMouseEvent(Component.java:6038) at javax.swing.JComponent.processMouseEvent(JComponent.java:3260) at java.awt.Component.processEvent(Component.java:5803) at java.awt.Container.processEvent(Container.java:2058) at java.awt.Component.dispatchEventImpl(Component.java:4410) ... |
94. JPanel Placement forums.oracle.comHi; I have an application where I am putting a JPanel B into JPanel A. I want to ensure that the position (x,y) of B in A is determined by some mouse inputs. I am using B.setLocation(x,Y) followed by revalidate method everytime the mouse input is given but the position of B in A remain unchanged. Can anyoine point me to ... |
95. Writing to JPanels forums.oracle.comI have a method which writes a button and 4 labels to separate JPanels in an order form format. Whenever I add a component to a panel, I immediately validate that panel. There are 4 basic products presented in this application, and 3 of the 4 display on the order form without problem. The 4th product displays nothing, not even the ... |
96. dispose() from jpanel forums.oracle.comi am not sure whether i m doing it right but i have 2 jpanels in a jframe. i saved it in 3 java files, i.e. 1 each for the jpanels n another one for the jframe. i called the jpanels from the jframe file. what i intend to do is when a jbutton is clicked in one of the jpanels, ... |
97. Need to know how to create more than 1 table (JPanel) forums.oracle.comWhat you need to do is create another panel with the default flow layout, add both tables and then add this panel in the South position. I don't see how that will work. The op is overwriting the panel in all three positions: NORTH, CENTER, SOUTH. To keep things simple, you could use a BorderLayout for two different panels. Add all ... |
98. get jpanel to show forums.oracle.com |
99. JPanel question forums.oracle.comThis might also be a great opportunity to acquaint yourself with the API. [Java API - color entry|http://java.sun.com/j2se/1.5.0/docs/api/java/awt/Color.html] As you can see there are lots of color constructors. one that takes 3 floats one that takes 4 floats one that takes RGB one that takes 3 ints one that takes 4 ints and more You can read about them in the ... |
100. Question about JPanel forums.oracle.com |