Directory « JTree « Java Swing Q&A





1. JTree and windows directories    coderanch.com

3. Empty directories are shown as leaf nodes while using JTree to display filesystem    coderanch.com

class FileTreeCellRenderer extends DefaultTreeCellRenderer { public Component getTreeCellRendererComponent(JTree tree, Object value, boolean sel, boolean expanded, boolean leaf, int row, boolean hasFocus) { JLabel renderer = (JLabel)super.getTreeCellRendererComponent( tree, value, se, expanded, leaf, row, hasFocus); File currentFile = (File)value; if (currentFile.isDirectory()) { if (expanded) { renderer.setIcon(openIcon); } else { renderer.setIcon(closedIcon); } } else { renderer.setIcon(leafIcon); } return renderer; } }

4. JTree Load Directory    coderanch.com

5. Populating JTree With Directory Info    java-forums.org

I'm working on project were I need to populate the file directory structure of the computer in a JTree. I have been able to populate the files in the user directory using the code below but no matter what I try I cannot get all of the drives to be listed and eventually allow the use to work done to a ...

7. Java Directory Tree Using JTree    forums.oracle.com

Hiya, I've been looking through the forum for a while, but I can't find anything that I can understand concerning creating a JTree from my file system. I am trying to create a panel that holds a JTree that displays the system directories (not files - just directories), and be able to expand/collapse the nodes. Only one directory needs to be ...

8. How to build directory structure in JTree ?    forums.oracle.com

Hello everybody I created jtree in my application with DefaultTreeModel. This tree contains root node and three child nodes. These nodes were added through root.add(child1) etc. And now i would build whole directory structure from any directory on disk. For example the child node "child1"(contains path to directory) will contains nodes represententing files and directories from any directory. I tried to ...

9. JTree, adding all directories to my tree    forums.oracle.com

you need to write a tree model to represent the file system and then load that in to the jtree. if you just load entire structure in to a default structure it will take a long time to start if your disk has lots of files. if you take a look at TreeNode or TreeModel interfaces in the documentation you will ...