Пример #1
0
    private void updateTree() {
      if (myFileSystemTree != null) {
        Disposer.dispose(myFileSystemTree);
        myFileSystemTree = null;
      }

      myFileSystemTree =
          new FileSystemTreeImpl(
              null, new FileChooserDescriptor(true, true, true, true, true, false));
      AbstractTreeUi ui = myFileSystemTree.getTreeBuilder().getUi();

      String path = myModelRoot.getPath() == null ? "" : myModelRoot.getPath();
      VirtualFile virtualFile =
          VirtualFileManager.getInstance()
              .findFileByUrl(VirtualFileManager.constructUrl("file", path));
      if (myModelRoot.getModule() != null && (virtualFile == null || path.isEmpty())) {
        if (myModelRoot.getModule() instanceof AbstractModule) {
          virtualFile =
              VirtualFileManager.getInstance()
                  .findFileByUrl(
                      VirtualFileManager.constructUrl(
                          "file",
                          ((AbstractModule) myModelRoot.getModule())
                              .getModuleSourceDir()
                              .getPath()));
        }
      }

      if (virtualFile != null) myFileSystemTree.select(virtualFile, null);

      myFileSystemTree.addListener(
          new Listener() {
            @Override
            public void selectionChanged(List<VirtualFile> selection) {
              if (selection.size() > 0) {
                myModelRoot.setPath(FileUtil.getCanonicalPath(selection.get(0).getPath()));
                myEventDispatcher.getMulticaster().fireDataChanged();
              }
            }
          },
          SModelRootEntry.this);

      Disposer.register(SModelRootEntry.this, myFileSystemTree);

      myTreePanel.removeAll();
      myTreePanel.add(ui.getTree(), BorderLayout.CENTER);
      ui.scrollSelectionToVisible(null, true);
    }
 public void select(VirtualFile file) {
   if (myFileSystemTree != null) {
     myFileSystemTree.select(file, null);
   }
 }