Update « JTree « Java Swing Q&A





1. java JTree not updating    stackoverflow.com

I am having some issues with JTree. When I create my DefaultTreeModel within the same class, the JFrame updated fine. However, I want to call the update method from another class ...

2. How to update JTree elements    stackoverflow.com

Hi guys I use JTree with TreeNode which extending DefaultMutableTreeNode.when I add new node,i cant update JTree.Any help will be appreciated

3. Java- updating JTree    stackoverflow.com

I've got a JTree which I'm using to display some (unsurprisingly) hierarchical data. Part of the spec is that the user can change the data source (atm it's just between files). ...

4. updating JTree in java GUI    stackoverflow.com

I used a JTree in my GUI and added it to a JFrame. When I want to update it and change it's nodes in another part of my program (while program ...

5. Swing update puzzle    stackoverflow.com

I have a Jtree with nodes representing images that the user can call up and view. Sometimes it takes the images up to four or five seconds to load. ...

6. JTree not updating    coderanch.com

Hi, I have this JTree in a scroll pane. Each node in the Tree has several attributes, say, for example, Name, Type, Colour, Height. Under the tree, is a combo box. From this, you can select, Type, Colour, Height etc. You select 'Colour' and all the data from the tree is grouped into colours, a new tree is built and .... ...

7. JTree: How to update nodes?    coderanch.com

Hi all, after editing a node in a jtree, how do i refresh this node so that the changes appear immediately. tree.updateUI(); works fine, but all nodes collapse, so i want to update only the changed node (or prevent the collapse-thing). I know there are lots of topics posted already concerning this question but i didnt find a solution yet... [maybe ...

8. update the tree node    coderanch.com

9. Update JTree Node without firing ValueChanged    coderanch.com

Hi everyone, Hi, I have implemented my own Tree Model which i use to manage the objects i am adding to the JTree. On the right hand side of my GUI i display the attributes of my tree nodes. These attributes including the node name, are editable. My problem is that when i change the node name on the right hand ...





10. JTree Update Design Question    coderanch.com

I have a JTree with 3 Nodes, Unaccepted, Accepted, and Closed. Under these nodes, the leaves are Trouble Tickets. The tree gets populated from a Database. Several people will be modifying the database therefore the ticket status will change periodically. I am developing a polling method to update the JTree every 5 minutes. My question is: 1. Should I just query ...

11. JTree not updating    coderanch.com

I have a jtree which is constructed initially. On some user action, the jtree has to be recreated. But, even though the jtree is re-created, it does not update on the panel. I am putting the jtree inside a scroll pane and then into the panel. I am first making jtree and the rootnode object null and initializing it again (for ...

12. JTree update    coderanch.com

13. Updating a JTree    coderanch.com

You'll need to rebuild the tree model from the database in the "refreshTree()" method. "reload()" tells the tree model that some of its nodes were changed and it needs to update. Since your nodes aren't actually tied to the database, but only hold data that was pulled from the database at the time they are created, the nodes haven't changed, only ...

14. Exception in JTree updating    coderanch.com

I have constructed a tree and when ever any change occured to the tree i am sending an event from server which will notify all the clients. Then the tree is refreshed by using TreeModelEvent methods like nodeInserted, nodesRemoved, nodesModified etc. The no of events generated are so many that if there are 20 nodes then for each second say for ...

15. How can I update multiple JTrees GUI Simutaneously??    coderanch.com

Hi guys, thank you for viewing my thread. I have 2 JTree objects.(Tree1&Tree2). I wrote a JTree node selection listener which extends the MouseAdaptor to respond to mouse click in my first JTree object(Tree1). The listener works fine and can return me what I need, for example return me the node I clicked and some associated information which should be used ...

16. JTree not updating    coderanch.com

Hi, I'm adding nodes to my JTree, but it is not being updated. If I add a node to the root, then the tree updates OK, but then if I add another, nothing happens. If I then add a node to the child of the node, then the tree updates OK and will show the node number as if all the ...





17. tree not getting updated on Linux ??    coderanch.com

Ok, I will give more details: I m working on instant messeger like gtalk, pidgin. Once I log in using msn gateway/ aim gateway for msn user/ aim user, i get subscription request for user's buddies. If i approve request. the buddies should be added in roster (tree). In my case, the same behavior found for windows, solaris, but linux the ...

18. JTree live update    coderanch.com

thanks for the fast reply, but i have already tried that, and the tree isnt updating. This tree is wrapped up in a contentPane, but i have tried updating that and also no joy. Strangly it wont go away when i call the dispose() method on it either. perhapse the entire implimentation is wrong. thanks

19. Update JTree    java-forums.org

Hi all, I have a JTree using a custom model (which extends DefaultTreeModel), and the elements in the JTree are editable. In my custom model, the method 'valueForPathChanged' is being called and I am successfully updating the backend database. However, the JTree is not being updated with the new value. I am getting myself confused as to how this should take ...

20. JTree update problem    forums.oracle.com

21. JTree update from outside class    forums.oracle.com

My problem is that: I have a class (let's say Class1) that displays a JTree that shows some objects. From an outside class (let's say Class2), I need to update the contents of the JTree (after adding and deleting objects displayed on the JTree). I tried repaint() and updateUI() methods but they didnt work. I would be really grateful if youcan ...

22. Help with JTree Update    forums.oracle.com

23. Grouped table doesn't update underlying JTree    forums.oracle.com

I'm having a problem getting a groupable JTable to work. The JTable has an underlying JTree which is used to group on a specific column. The table can expand and retract it's nodes perfectly however when I call JTree.expandPath it doesn't update the table view immediately, instead it updates after a call to showVisible on a dialog. My question is; when ...