Draw « JTree « Java Swing Q&A





1. Is there an API to draw a B-TREE?    stackoverflow.com

That's a simple question: is there an API to draw a B-tree in Java? I just dont want to spend much time reinventing the wheel. I am not having ...

2. how to draw pythagoras tree    stackoverflow.com

How to draw pythagoras tree in swing ?
http://mathworld.wolfram.com/images/eps-gif/PythagorasTree_825.gif

3. Drawing Top Down Multi way Trees using Swing    stackoverflow.com

I am wondering if there exist libraries that could help me draw such figures on screen quickly using JAVA. The kind of tree I need to draw The dataset and ...

4. How to re-draw a jTree, from a Thread object?    stackoverflow.com

I am using a jTree structure to display the structure of the project the user is currently using. Users can, of course, open another project, and then, the software is supposed ...

5. JTree: speed up drawing of 1000+ children nodes from objects retrieved from database?    stackoverflow.com

When I retrieve 1000+ java objects from the database, it is done very quickly. I end up with List<Object> matching my query. The problem is drawing these objects onto the Jtree. For example, ...

6. Drawing lines between two JTrees    coderanch.com

Though my question is quite simple, I believe the answer is complicated since I've searched all over the web (including these forums) and still can't find an answer. I'm attempting to create an XML mapping utility that will facilitate the mapping from one data format to another. I am using two JTrees, one for the source data and the other for ...

7. Drawing lines in between nodes of two JTrees    coderanch.com

Hi all, In my application i have two JTrees, one on the left hand side, and one on the right. I need to connect the nodes by drawing lines with the mouse. Suppose i click on any node of left JTree and the drag towards any node on the right Jtree. A line should be drawn showing the two nodes connected. ...

8. draw lines between JTrees    coderanch.com





10. Drawing Tree    coderanch.com

Hi, I am in the process of creating a tree using java swings. By tree I dont mean the one that is created by JTree, I dont want the tree should be like folder structure. I want to draw a tree which has root element and it may contain n number of children and those children may further contain n number ...

11. Redraw JTree in Swing    coderanch.com

12. Tree and drawing within the same panel    coderanch.com

I still don't understand why this has to be done all in the same panel... it would be a lot simpler to just make the component that is painting one component, add it to the BorderLayout.CENTER of a panel, add the tree to the BorderLayout.WEST/EAST whatever, and then add this panel to a JScrollpane. Then they would both scroll together, and ...

13. How to draw a tree    coderanch.com

import java.awt.*; import java.awt.font.*; import javax.swing.*; public class DrawingATree extends JPanel { String[][] data = { { "Car" }, { "Toyota", "Volkswagen" } }; int[][] offsets = { { 0 }, { 25, 25 } }; final int PAD = 20; protected void paintComponent(Graphics g) { super.paintComponent(g); Graphics2D g2 = (Graphics2D)g; g2.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON); Font font = g2.getFont(); FontRenderContext frc = g2.getFontRenderContext(); ...

14. Draw binary tree structure    coderanch.com

Hello , I have created a huffman tree with Node using Comparable interface. working fine. public class Node { char element; // character int weight; // weight of tree Node left; // left subtree Node right; // right subtree String code = ""; // The code of this node from the root int x = 0; int y = 0; } ...

15. redraw JTree problem    forums.oracle.com

I have a probram that use SAX to parse xml file and display as JTree. I have problem redraw the tree using following code: SAXTreeBuilder saxTree = null; DefaultMutableTreeNode top = new DefaultMutableTreeNode(myxmlFile); saxTree = new SAXTreeBuilder(top); try { SAXParser saxParser = new SAXParser(); saxParser.setContentHandler(saxTree); saxParser.parse(new InputSource(new FileInputStream(myxmlFile))); } catch (Exception ex) { top.add(new DefaultMutableTreeNode(ex.getMessage())); JFrame frame = getFrame(); JTree tree ...

16. Connecting two JTrees with drawn arrows    forums.oracle.com

I'm trying for a work assignment to create a JFrame with two JTrees in it on the left and right side with arrows connecting entries on the left to ones on the right. Is there any simple way to do this - I can't seem to find any way of drawing things between different objects in the same frame, or finding ...