Method buildTree

app/src/processing/app/ui/ExamplesFrame.java:298–353

()

  protected DefaultMutableTreeNode buildTree() {
    DefaultMutableTreeNode root = new DefaultMutableTreeNode(); //"Examples");

    try {
      // Get the list of Mode-specific examples, in the order the Mode wants
      // to present them (i.e. Basics, then Topics, then Demos...)
      File[] examples = mode.getExampleCategoryFolders();

      for (File subFolder : examples) {
        DefaultMutableTreeNode subNode = new DefaultMutableTreeNode(subFolder.getName());
        if (base.addSketches(subNode, subFolder, true)) {
          root.add(subNode);
        }
      }

      DefaultMutableTreeNode foundationLibraries =
        new DefaultMutableTreeNode(Language.text("examples.core_libraries"));

      // Get examples for core libraries
      for (Library lib : mode.coreLibraries) {
        if (lib.hasExamples()) {
          DefaultMutableTreeNode libNode = new DefaultMutableTreeNode(lib.getName());
          if (base.addSketches(libNode, lib.getExamplesFolder(), true)) {
            foundationLibraries.add(libNode);
          }
        }
      }
      if (foundationLibraries.getChildCount() > 0) {
        root.add(foundationLibraries);
      }

      // Get examples for third party libraries
      DefaultMutableTreeNode contributedLibExamples = new
        DefaultMutableTreeNode(Language.text("examples.libraries"));
      for (Library lib : mode.contribLibraries) {
        if (lib.hasExamples()) {
            DefaultMutableTreeNode libNode =
              new DefaultMutableTreeNode(lib.getName());
            base.addSketches(libNode, lib.getExamplesFolder(), true);
          contributedLibExamples.add(libNode);
        }
      }
      if (contributedLibExamples.getChildCount() > 0) {
        root.add(contributedLibExamples);
      }
    } catch (IOException e) {
      e.printStackTrace();
    }

    DefaultMutableTreeNode contributedExamplesNode = buildContribTree();
    if (contributedExamplesNode.getChildCount() > 0) {
      root.add(contributedExamplesNode);
    }

    return root;
  }