View Full Version : AWT / Swing

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  1. Exception in thread "AWT-EventQueue-0" java.lang.NullPointerException
  2. Swing UI display
  3. i cant undersatand y this error is coming
  4. Background Image throws a null pointer exception and does not run
  5. Layout help
  6. JavaHelp from eclipse
  7. Jbutton inside a jtable wont fire action
  8. The graphics doesn't cover whole window and is moving
  9. Exception in thread "main" java.lang.NullPointerException
  10. VerticalTableHeaderCellRenderer, any experience, anyone???
  11. How to grab directory from a JFileChooser?
  12. My "form" is 9X uglier than a bag of butts (How to restrict the width of JTextField?)
  13. GUI Creator (Recruitment)
  14. Popup usage: SwingWorker Threads?
  15. Objects and jCombobox
  16. Simple Layout Question
  17. Drag question: event not recurring
  18. Not Getting "SourceURL" When content copied form browser using Clipboard java
  19. Need help with assignment - JButton
  20. Images not displaying in JFrame.
  21. JTable Repaint
  22. chess game! plz help!
  23. Send a text into another JFrame
  24. Change appearance of lines in a JTextArea
  25. My panel/frame looks like it was laid out by a derelict
  26. JPanel Contents not updating after adding Components
  27. Swing layouts
  28. disabling and re-enabling a jframe
  29. What's the name of the component that...?
  30. Canvas and mouseMoved()
  31. How complex is too complex for a single class?
  32. can't add to JPanel after removeAll() is triggered by another swing component
  33. Question on ActionListener in combo box
  34. Java Cards Applet
  35. Simple questions from a very new java user
  36. Positioning items with GridBagConstraints
  37. JProgressBar with Input
  38. JTable
  39. get text and show it and save it
  40. JScrollPanel
  41. Having trouble updating JList using JComboBox
  42. How to invoke constructor inside the method of SwingTimer to update LookAndFeel
  43. problems with program - cards show up only when I minimize/resize window
  44. User-Controlled Tree Edges
  45. Error Using Email Client tutorial from Java-Tips
  46. CellRenderer, change background color per row
  47. How to pass parameters to frames
  48. I need help?
  49. How does a jframe communicate with other classes
  50. frame a website
  51. How to pass events up a GUI hierarchy
  52. abc4j & musicXML
  53. How can i detect the word in a text editor, when i right click on it ??
  54. JTree and FTP
  55. Zen Resources 1.0 - Simplified ResourceBundle access for Swing
  56. How to scale an image to desired size?
  57. Help with Combo box and action listener
  58. Question about resizing / packing JTable in JDialog.
  59. CardLayout Trouble
  60. JTabbedPane look like FireFox
  61. How can I make tab button of Jtabbedpane biger
  62. Changing from JDesktop to JPanel contentPane
  63. Repositioning components based on mouse position
  64. dropping a URL: how to get page title?
  65. frame changes size even tho i told it not to :D
  66. A Shape Class
  67. Needing help with GroupLayout
  68. Stubborn Window
  69. How do you access a defined object from another class?!?!
  70. help with jtree icons
  71. Problem with Look And Feel
  72. Hi! lil help? paintcomponent() and text displayed in same window?
  73. How do I make my buttons work in the GUI of this code?
  74. Close a JFrame, but keep the original open.
  75. Creating a button on the tilte bar of my application frame
  76. Buttons being clicked in certain order in GUI
  77. Advice for a REPL GUI
  78. Deactivate some methods for some radioButtons
  79. How do I capture webcam image into data array
  80. drawing string to each slice of pie
  81. Simple linking of class1 to class2 Problem help me please
  82. Java webstart having problem with multiple jar files and resource files
  83. DefaultTreeModel - populating and concatenation
  84. Color scale
  85. How can I get a GUI preview on java source code
  86. Blend JInternalFrame to its parent JFrame when maxmize it
  87. How do you duplicate a window?
  88. Applying action event on window closing?
  89. Confirm Dialog box ?
  90. Error in writing JButton Array of objects into File
  91. Row of JButtons with a JPanel...... How?
  92. Inserting rows to jtable with custom model
  93. Google Style Button - Has it been done before?
  94. How to Maximize the JFrame ?
  95. public jTextField ?
  96. Issue with JCheckBox and JOptionPane
  97. Connectivity of a JToolbar to the web
  98. Polling mouse status directly without MouseEvent?
  99. Need help with ActionEvent/ItemEvent
  100. JPanel Options Help
  101. There is a problem. The image does'nt display on the panel2
  102. Updating JProgressBar
  103. Change JPanel background color
  104. Okay forum, help me out with this GUI please?
  105. control where tab go in gui
  106. JPanel draw graphic on key event
  107. JTable question
  108. DnD and CCP from non jave apps
  109. :( Text File Opening Problem
  110. Writing a MouseWheel listener problem
  111. accessing standalone swing program
  112. Binding a JTable with database table.......
  113. use image for background
  114. File copying and time stamp extraction(java)
  115. Playing cards on other than a JLayeredPane, or not?
  116. Allow only numerical input on JTextField
  117. how to enable JButton?
  118. How to make JButtons as big as possible and rezise when resizing JFrame?
  119. JXTable, removeRow doesn't exists after custom AbstractTableModel with removeRow
  120. Looping through file and filling textfield
  121. KeyListeners doesn't work in NB, while MouseListener does
  122. Disable enter/return key in JTextArea
  123. enabling keystrokes
  124. JTextArea Paste function
  125. JFrame not "updating"
  126. JComboBox-selected item
  127. Dispose Jframe from another class.
  128. [GUI] BroderLayout Center Issues
  129. JButton : Background and Text
  130. media player
  131. Help with fileChooser
  132. GroupLayout - problem with alignement
  133. Need help finding mouseMoved on a JButton
  134. Painting in jPanels
  135. How do I mix different fonts in the same text box
  136. Adding animation for a series of moves
  137. problem in setMnemonic for JMenu in JApplet
  138. Create loop in AWT
  139. how to open a new JFrame from a JFrame
  140. GridBagLayout Resizing
  141. floating toolbar problem
  142. Switching between GUI's
  143. Timer issues.
  144. Adding JButton to JPanel
  145. MVC - have 2 Views but only 1 updates
  146. Please help in prining JPanel
  147. Button in a jpanel
  148. override the menu items
  149. How to implement a push-pin component
  150. [Help] date picker problem!
  151. BufferStrategy in JFrame
  152. JFileChooser - is it actually possible to upload a pic and store it into a variable?
  153. get onbjet reference on mouse event
  154. Adding and Deleting rows in jTable dynamically?
  155. Dialog boxes closing on EVERY application.
  156. Multi-Panel multi-class GUI communication
  157. IndexOutOfBoundsException
  158. Hide a button but keep the image?
  159. Swing application framework and SQL-connection in initialize method
  160. How to show image on images
  161. updating a gameBoard (JPanel filled with JLabels)
  162. Getting the value from comboBox in Jtable
  163. How to arrange wideness of database columnns for a resultset ?
  164. (Newbie) Help with Java and XML
  165. JFileChooser Odd Error?
  166. creating an image from scratch
  167. Help me
  168. How to correctly identify "alt shift +" keypress?
  169. Unable to hide a JFrame
  170. help Sql and JTable
  171. creat a variable panels
  172. Help with resizing Buttons in a grid
  173. Adding JARs on the fly in swing
  174. jfileChooser - memory question
  175. jButtons to jPanels
  176. Redirecting OutputStream to JTextArea
  177. Adding multiple items to a JPanel
  178. how to add multiple panel in swing as regarding thier menubar item
  179. Help deleting contacts in address book
  180. KeyEventListener without Alt key
  181. GridBagLayout and JFrames/JPanels!
  182. button formalize
  183. Editable combo box that adds new entries
  184. making a formatted text box that only takes 4 integers as input?
  185. Randomize checkboxes
  186. Mouse listener does not work through application layers
  187. Help making a grid inside of a JPanel
  188. Jlabel selection
  189. mouse click listener from textfield
  190. How can i get userName from userId between different frames?? how?
  191. Simple text printing with pagebreaks
  192. Using Dialogs to display text
  193. Location of Mouse/JRadioButton Problem
  194. How to Load images one by one...
  195. How can i get MySQL database table into jTable of my application?
  196. Get more components from JFrame Form.
  197. New to SWING / a tad confused on showing things...
  198. How can i get a string value in return of a thread class to use to show current time?
  199. Drawing a selection box using swing
  200. Reccomended Layout?
  201. How to pass values from frames..
  202. JPanel not shown after setMinimumSize()
  203. Paint program
  204. Towers of hanoi Jpanels not displaying during solution
  205. Detecting the clicking of two specific JButtons to create an event
  206. Invalid Method Declaration; Return Type Required
  207. Prevent re-arrangement of component's position if some are invisible.
  208. JFrame Content not showing
  209. Main app containing more apps in it
  210. Inserting an icon at the top left corner of my calculator fram
  211. JFrames and KeyEvents
  212. JPanel and Oval/Ellipse Problems
  213. double click works not in every screen resolution
  214. frames
  215. combobox
  216. manually trigger tooltips
  217. Updating a JLabel from another class.
  218. Adding Rows to a JTable
  219. HashMaps containing JComponents
  220. Update a variable on GUI
  221. JComboBox with deletable entries
  222. Drawing an object in my canvas class, the object is created in a separate class
  223. Special Characters on GUI
  224. JDialog not showing content
  225. how i could make this play ,please?!!
  226. Putting labels on the side of a graph
  227. Multithreading issaues wit swings
  228. Help with Google Window Builder!
  229. Need help in removing error in media player
  230. Changing color of similar elements in two JLists
  231. JFrame With Having a Timer
  232. Refresh CardLayout
  233. JPanel returns null outside of constructor
  234. Blocking prevents JFrame from being fully drawn.
  235. JFreeChart -- TimeSeries and CandleSticks
  236. Saving JTextArea as a txt file
  237. How to avoid screen flashing when updating something on the UI ?
  238. Copy or Clone java Linked Lists
  239. Help with JAVA Address Book Demo
  240. JMenuBar not showing on a JFrame unless resized manually.
  241. having issues getting my action listener to listen to my combo boxes
  242. How to loop forever in Swing-based Java app
  243. JCalendarCombo listener
  244. Switching JPanels with a button inside one of the JPanels
  245. jtable showing limited rows
  246. Change colour of JOptionPane
  247. Opening files using GUI
  248. synchronisation the view of JList
  249. closing JFrame without terminating program
  250. calculator