Edit « JTree « Java Swing Q&A





1. How to Modify the default editing behavior of a TreeCellEditor (Java)    stackoverflow.com

I have a custom object that has a description (String) and priority value (int). I display these values in a JTree because there is a hierarchical relationship between different objects of ...

2. Jtree Editing    coderanch.com

3. swing editing JTree nodes    coderanch.com

4. JTree node editable    coderanch.com

5. JTree - editing    coderanch.com

7. Editable JTree????    coderanch.com

8. JTree - Making it editable    coderanch.com

9. editable JTree    coderanch.com

Hallo, I have written a small sample application with an editable tree. Sometimes some nodes of the tree are editable, sometimes they are NOT. This inconsistent behaviour I have only notice with jdk 1.4.1_01, not with jdk 1.3.1_07. Here is an example: import java.awt.*; import javax.swing.*; public class TreeTest extends JFrame { public TreeTest() { super( "TreeTest" ); try { UIManager.setLookAndFeel( ...





10. Edit Values in a JTree    coderanch.com

Hi, I have a Jtree , which maintains the status of all of its tree nodes whether they are collapsed or expanded... Now...from this tree , when the user renames one of the tree node.. how do i change the node name in the Jtree and its representation in the tree.. In the sense i want to know how can i ...

11. JTree editing    coderanch.com

12. Enable/Disable editing of Tree Node    coderanch.com

13. JTree Node Edit only from Popup menu    coderanch.com

I have a jtree with nodes that when right clicked pops up a menu to rename the nodes. This works fine, my problem is since i have to set the setEditable(true), the tree also allows users to edit it by clicking 3 times or by pressing F2 key. I need to be able to disable these and allow edit only via ...

15. Editable Tree Table    coderanch.com

16. how to keep change after i edit the Jtree's leaves??    coderanch.com

Editing in Tree Views import java.awt.*; import java.awt.event.*; import java.util.EventObject; import javax.swing.*; import javax.swing.event.*; import javax.swing.tree.*; public class ELS { public static void main(String args[]) { JFrame frame = new JFrame("Editable Tree"); JTree tree = new JTree(); tree.setEditable(true); DefaultTreeCellRenderer renderer = (DefaultTreeCellRenderer) tree.getCellRenderer(); TreeCellEditor editor = new LeafCellEditor(tree, renderer, new LeafEditor()); tree.setCellEditor(editor); // This allows the edit to be saved if ...





17. TextField in JTree not editable    coderanch.com

I have added a few JTextFields to a JTree. The problem is those text boxes are not editable. Find below the code for my CellRenderer class MyTreeCellRenderer implements TreeCellRenderer { DefaultTreeCellRenderer defaultRenderer = new DefaultTreeCellRenderer(); NodePanel panel = new NodePanel(); public Component getTreeCellRendererComponent( JTree tree, Object value, boolean selected, boolean expanded, boolean leaf, int row, boolean hasFocus) { Component comp = ...

19. JTree node as non editable    coderanch.com

Hi, Does anyone have idea on how to make some specific nodes in JTree as non editable. My tree structure is as follows: Root 1 | Parent 1 | Child 1 ...... Child n ..... | Parent n Root 2 Root 3 ...... Root n where I want the nodes Root 1, Root2....Root n to be non editable. But the Parent ...

20. Jtree - making parts editable    java-forums.org

I have a Jtree that models a file system, aka, folders and files on my computer. I want the user to be able to edit (rename) the folders, but make it so the user can not edit (rename) the files. I understand that you would normally make a Jtree editable by using: tree.setEditable(true); However, that makes ALL nodes editable, when I ...

21. How to capture a tree node edit ?    java-forums.org

Hello I have a JTree which is editable. I want to do something every time a node's text is changed but I cant figure out what event gets fired once a node has changed (only the text, not its place in the tree hierarchy). How can I get an indication when a node's text has changed and then run some code ...

22. JTree - editing node "names" (UserObject)    forums.oracle.com

Ok... so, should I post my question again there??? People say its crossposting. And I thought my doubt was so simple that I've posted here as a newbie... JTree does have a setEditable method, but its for the whole tree, not for some nodes. I want my tree to be editable, but not the root and the first level of the ...

23. Editing JTree nodes    forums.oracle.com

24. JTree Edit after Insert    forums.oracle.com

25. Using Editable JTree's    forums.oracle.com

G'day All, Have a JTree structure that is editable and need to update an SQL database (postgresql) whenever a node is edited in the tree. The issue is with finding out the previous data once a node has been edited because the UPDATE SQL statement requires the new and previous data. All the SQL data is working correctly.