Application: gvSIG desktop » Library: org.gvsig.tools

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package org.gvsig.tools.swing.impl;

import java.awt.event.ActionEvent;

import java.awt.event.KeyAdapter;

import java.awt.event.KeyEvent;

import javax.swing.ImageIcon;

import javax.swing.JButton;

import javax.swing.JList;

import javax.swing.ListModel;

import javax.swing.event.ChangeListener;

import javax.swing.text.JTextComponent;

import org.gvsig.tools.swing.api.ChangeListenerHelper;

import org.gvsig.tools.swing.api.FilteredListController;

import org.gvsig.tools.swing.api.FilteredListModel;

import org.gvsig.tools.swing.api.ToolsSwingLocator;

import org.gvsig.tools.swing.api.ToolsSwingManager;

import org.gvsig.tools.swing.icontheme.IconTheme;

import org.gvsig.tools.swing.icontheme.IconThemeManager;

/**

 *

 * @author jjdelcerro

 */

public class DefaultFilteredListController implements FilteredListController {

    private final JList list;

    private final JTextComponent text;

    private final JButton button;

    private final ChangeListenerHelper changeListenerHelper;

    private FilteredListModel model;

    public DefaultFilteredListController(JList list, JTextComponent text, JButton button) {

        this.list = list;

        this.text = text;

        this.button = button;

        this.changeListenerHelper = new DefaultChangeListenerHelper();

        this.model = null;

        this.initComponents();

    }

    private void initComponents() {

        ToolsSwingManager toolsSwingManager = ToolsSwingLocator.getToolsSwingManager();

        toolsSwingManager.addClearButton(this.text, (ActionEvent e) -> {

            text.setText("");

            this.getModel().setFilter(null);

            changeListenerHelper.fireEvent();

        });

        toolsSwingManager.setDefaultPopupMenu(this.text);

        this.text.addKeyListener(new KeyAdapter() {

            @Override

            public void keyTyped(KeyEvent e) {

                if (e.getKeyChar() == '\n') {

                    getModel().setFilter(text.getText());

                    changeListenerHelper.fireEvent();

                }

            }

        });

        this.button.setIcon(this.getIcon("common-filter"));

        if (this.button.getText().equals("...")) {

            this.button.setText("");

        }

        this.button.addActionListener((ActionEvent e) -> {

            this.getModel().setFilter(text.getText());

            changeListenerHelper.fireEvent();

        });

    }

    protected ImageIcon getIcon(String name) {

        IconThemeManager iconThemeManager = ToolsSwingLocator.getIconThemeManager();

        IconTheme theme = iconThemeManager.getCurrent();

        ImageIcon icon = theme.get(name);

        return icon;

    }

//    @Override

//    public FilteredListModel createModel() {

//        ToolsSwingManager toolsSwingManager = ToolsSwingLocator.getToolsSwingManager();

//        FilteredListModel theModel = toolsSwingManager.createFilteredListModel();

//        return theModel;

//    }

    @Override

    public FilteredListModel getModel() {

        ListModel model0 = this.list.getModel();

        if( model == null ) {

            if( model0 instanceof FilteredListModel ) {

                model = (FilteredListModel) model0;

                model.setFilter(text.getText());

                return model;

            }

            model = new FilteredListModelImpl(model0);

            model.setFilter(text.getText());

            list.setModel(model);

            return model;

        }

        if( model == model0 ) {

            return model;

        }

        if( model0 instanceof FilteredListModel ) {

            model = (FilteredListModel) model0;

            model.setFilter(text.getText());

            return model;

        }

        model = new FilteredListModelImpl(model0);

        model.setFilter(text.getText());

        list.setModel(model);

        return model;

    }

    @Override

    public void addChangeListener(ChangeListener listener) {

        this.changeListenerHelper.addChangeListener(listener);

    }

    @Override

    public ChangeListener[] getChangeListeners() {

        return this.changeListenerHelper.getChangeListeners();

    }

    @Override

    public void removeChangeListener(ChangeListener listener) {

        this.changeListenerHelper.removeChangeListener(listener);

    }

    @Override

    public void removeAllChangeListener() {

        this.changeListenerHelper.removeAllChangeListener();

    }

    @Override

    public boolean hasChangeListeners() {

        return this.changeListenerHelper.hasChangeListeners();

    }

}