idea-plugin/src/main/java/com/jetbrains/ide/streamdeck/customization/CustomizableActionsPanel.java [538:569]:
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      else {
        return "???";
      }
    }

    @Override
    public Object getChild(Object parent, int index) {
      return ((TreeNode)parent).getChildAt(index);
    }

    @Override
    public int getChildCount(Object parent) {
      return ((TreeNode)parent).getChildCount();
    }

    @Override
    public Class getColumnClass(int column) {
      if (column == 0) {
        return TreeTableModel.class;
      }
      else {
        return Object.class;
      }
    }

    @Override
    public boolean isCellEditable(Object node, int column) {
      return column == 0;
    }

    @Override
    public void setValueAt(Object aValue, Object node, int column) {
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idea-plugin/src/main/java/com/jetbrains/ide/streamdeck/keymap/ActionsTree.java [305:336]:
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      else {
        return "???";
      }
    }

    @Override
    public Object getChild(Object parent, int index) {
      return ((TreeNode)parent).getChildAt(index);
    }

    @Override
    public int getChildCount(Object parent) {
      return ((TreeNode)parent).getChildCount();
    }

    @Override
    public Class getColumnClass(int column) {
      if (column == 0) {
        return TreeTableModel.class;
      }
      else {
        return Object.class;
      }
    }

    @Override
    public boolean isCellEditable(Object node, int column) {
      return column == 0;
    }

    @Override
    public void setValueAt(Object aValue, Object node, int column) {
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