[a7a9ff]: TACET / view / SortedComboBox.java History

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SortedComboBox.java    127 lines (106 with data), 4.2 kB 

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package squirrel.view;



import java.awt.Component;

import java.awt.Font;

import java.util.ArrayList;

import java.util.List;



import javax.swing.DefaultComboBoxModel;

import javax.swing.DefaultListCellRenderer;

import javax.swing.JComboBox;

import javax.swing.JList;

import javax.swing.plaf.basic.BasicComboBoxRenderer;



import squirrel.model.MetaClassifier;

import weka.classifiers.Classifier;



public class SortedComboBox<E> extends JComboBox<E> {



    private List<String> list;



    public SortedComboBox() {

        super();

        this.setModel(new MyComboBoxModel());

        this.setRenderer(new MyComboRenderer(this));

        list = new ArrayList<String>();

    }



    public void addClassifier(E item) {

        if (item instanceof MetaClassifier) {

            MetaClassifier c = (MetaClassifier) item;

            if (c.getType() != null) {

                String type = c.getType();

                String name = c.getName();

                if (!list.contains(type)) {

                    list.add(type);

                    addItem((E) type);

                    list.add(name);

                    addItem((E) c);

                } else {

                    for (int i = 0; i < list.size(); i++) {

                        if (list.get(i).equals(type)) {

                            list.add(i + 1, name);

                            insertItemAt((E) c, i + 1);

                            break;

                        }

                    }

                }

//            } else {

//                String name = c.getName();

//                if (!list.contains(name)) {

//                    list.add(0, name);

//                    insertItemAt((E) c, 0);

//                }

           }

        }

    }



    class MyComboBoxModel extends DefaultComboBoxModel {



        @Override

        public void setSelectedItem(Object anObject) {



            if (anObject != null) {



                if (anObject instanceof MetaClassifier) {

                    super.setSelectedItem(anObject);

                }



            } else {

                super.setSelectedItem(anObject);



            }



        }



    }



    class MyComboRenderer extends BasicComboBoxRenderer {



        private static final long serialVersionUID = 1L;

        private JComboBox comboBox;

        final DefaultListCellRenderer defaultRenderer = new DefaultListCellRenderer();

        private int row;



        MyComboRenderer(JComboBox fontsBox) {

            comboBox = fontsBox;

        }



        // private void manItemInCombo() {

        // if (comboBox.getItemCount() > 0) {

        // final Object comp = comboBox.getUI().getAccessibleChild(comboBox, 0);

        // if ((comp instanceof JPopupMenu)) {

        // final JList list = new JList(comboBox.getModel());

        // final JPopupMenu popup = (JPopupMenu) comp;

        // final JScrollPane scrollPane = (JScrollPane) popup.getComponent(0);

        // final JViewport viewport = scrollPane.getViewport();

        // final Rectangle rect = popup.getVisibleRect();

        // final Point pt = viewport.getViewPosition();

        // row = list.locationToIndex(pt);

        // }

        // }

        // }



        @Override

        public Component getListCellRendererComponent(JList list, Object value, int index,

            boolean isSelected, boolean cellHasFocus) {

            super.getListCellRendererComponent(list, value, index, isSelected, cellHasFocus);

            // if (list.getModel().getSize() > 0) {

            // manItemInCombo();

            // }

            // final JLabel renderer = (JLabel)

            // defaultRenderer.getListCellRendererComponent(list, value, row,

            // isSelected, cellHasFocus);

            // final Object fntObj = value;

            // final String fontFamilyName = (String) fntObj;

            if (value instanceof MetaClassifier) {

                MetaClassifier c = (MetaClassifier) value;

                    setText(" " + c.getName());

                setFont(new Font("Courier", Font.PLAIN, 12));

            } else {

                setFont(new Font("Courier", Font.BOLD, 12));

            }

            return this;

        }

    }

}