/*

 *                 Sun Public License Notice

 *

 * The contents of this file are subject to the Sun Public License

 * Version 1.0 (the "License"). You may not use this file except in

 * compliance with the License. A copy of the License is available at

 * http://www.sun.com/

 *

 * The Original Code is NetBeans. The Initial Developer of the Original

 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2004 Sun

 * Microsystems, Inc. All Rights Reserved.

 */

package org.netbeans.modules.java.project;

import java.awt.Component;

import java.util.Enumeration;

import java.util.SortedSet;

import java.util.TreeSet;

import javax.swing.ComboBoxModel;

import javax.swing.DefaultComboBoxModel;

import javax.swing.DefaultListCellRenderer;

import javax.swing.DefaultListModel;

import javax.swing.Icon;

import javax.swing.ImageIcon;

import javax.swing.JList;

import javax.swing.ListCellRenderer;

import org.netbeans.api.project.SourceGroup;

import org.openide.filesystems.FileObject;

import org.openide.filesystems.FileUtil;

// XXX needs unit test

/**

 * Factory for list-oriented views of packages.

 * Future candidates for inclusion in {@link org.netbeans.spi.java.project.support.ui.PackageView}.

 * @author Jesse Glick

 * @see "#48618"

 */

public final class PackageListView {

    private PackageListView() {}

    /**

     * Create a list or combo box model suitable for {@link javax.swing.JList} from a source group

     * showing all Java packages in the source group.

     * To display it you will also need {@link #listRenderer}.

     * <p>No particular guarantees are made as to the nature of the model objects themselves,

     * except that {@link Object#toString} will give the fully-qualified package name

     * (or <code>""</code> for the default package), regardless of what the renderer

     * actually displays.</p>

     * @param group a Java-like source group

     * @return a model of its packages

     */

    public static ComboBoxModel createListView(SourceGroup group) {

        DefaultListModel model = new DefaultListModel();

        SortedSet/*<PackageItem>*/ items = new TreeSet();

        FileObject root = group.getRootFolder();

        if (PackageDisplayUtils.isSignificant(root)) {

            items.add(new PackageItem(group, root));

        }

        Enumeration/*<FileObject>*/ files = root.getChildren(true);

        while (files.hasMoreElements()) {

            FileObject f = (FileObject) files.nextElement();

            if (f.isFolder() && PackageDisplayUtils.isSignificant(f)) {

                items.add(new PackageItem(group, f));

            }

        }

        return new DefaultComboBoxModel(items.toArray(new PackageItem[items.size()]));

    }

    /**

     * Create a renderer suited to rendering models created using {@link #createListView}.

     * The exact nature of the display is not specified.

     * Instances of String can also be rendered.

     * @return a suitable package renderer

     */

    public static ListCellRenderer listRenderer() {

        return new PackageListCellRenderer();

    }

    /**

     * Model item representing one package.

     */

    private static final class PackageItem implements Comparable {

        private final FileObject pkg;

        private final String pkgname;

        public PackageItem(SourceGroup group, FileObject pkg) {

            this.pkg = pkg;

            String path = FileUtil.getRelativePath(group.getRootFolder(), pkg);

            assert path != null : "No " + pkg + " in " + group;

            pkgname = path.replace('/', '.');

        }

        public String toString() {

            return pkgname;

        }

        public String getLabel() {

            return PackageDisplayUtils.getDisplayLabel(pkg, pkgname);

        }

        public Icon getIcon() {

            return new ImageIcon(PackageDisplayUtils.getIcon(pkg, pkgname));

        }

        public int compareTo(Object obj) {

            return pkgname.compareTo(((PackageItem) obj).pkgname);

        }

    }

    /**

     * The renderer which just displays {@link PackageItem#getLabel} and {@link PackageItem#getIcon}.

     */

    private static final class PackageListCellRenderer extends DefaultListCellRenderer {

        public PackageListCellRenderer() {}

        public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {

            if (value instanceof PackageItem) {

                PackageItem pkgitem = (PackageItem) value;

                super.getListCellRendererComponent(list, pkgitem.getLabel(), index, isSelected, cellHasFocus);

                setIcon(pkgitem.getIcon());

            } else {

                // #49954: render a specially inserted package somehow.

                String pkgitem = (String) value;

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

            }

            return this;

        }

    }

}

/*

 *                 Sun Public License Notice

 *

 * The contents of this file are subject to the Sun Public License

 * Version 1.0 (the "License"). You may not use this file except in

 * compliance with the License. A copy of the License is available at

 * http://www.sun.com/

 *

 * The Original Code is NetBeans. The Initial Developer of the Original

 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2004 Sun

 * Microsystems, Inc. All Rights Reserved.

 */

package org.netbeans.modules.refactoring.ui;

import java.awt.Component;

import java.util.Enumeration;

import java.util.SortedSet;

import java.util.TreeSet;

import javax.swing.ComboBoxModel;

import javax.swing.DefaultComboBoxModel;

import javax.swing.DefaultListCellRenderer;

import javax.swing.DefaultListModel;

import javax.swing.Icon;

import javax.swing.ImageIcon;

import javax.swing.JList;

import javax.swing.ListCellRenderer;

import org.netbeans.api.project.SourceGroup;

import org.openide.filesystems.FileObject;

import org.openide.filesystems.FileUtil;

// XXX COPIED FROM java/project; cf. #48618

/**

 * Factory for list-oriented views of packages.

 * Future candidates for inclusion in {@link org.netbeans.spi.java.project.support.ui.PackageView}.

 * @author Jesse Glick

 */

public final class PackageListView {

    private PackageListView() {}

    /**

     * Create a list or combo box model suitable for {@link javax.swing.JList} from a source group

     * showing all Java packages in the source group.

     * To display it you will also need {@link #listRenderer}.

     * <p>No particular guarantees are made as to the nature of the model objects themselves,

     * except that {@link Object#toString} will give the fully-qualified package name

     * (or <code>""</code> for the default package), regardless of what the renderer

     * actually displays.</p>

     * @param group a Java-like source group

     * @return a model of its packages

     */

    public static ComboBoxModel createListView(SourceGroup group) {

        DefaultListModel model = new DefaultListModel();

        SortedSet/*<PackageItem>*/ items = new TreeSet();

        FileObject root = group.getRootFolder();

        if (PackageDisplayUtils.isSignificant(root)) {

            items.add(new PackageItem(group, root));

        }

        Enumeration/*<FileObject>*/ files = root.getChildren(true);

        while (files.hasMoreElements()) {

            FileObject f = (FileObject) files.nextElement();

            if (f.isFolder() && PackageDisplayUtils.isSignificant(f)) {

                items.add(new PackageItem(group, f));

            }

        }

        return new DefaultComboBoxModel(items.toArray(new PackageItem[items.size()]));

    }

    /**

     * Create a renderer suited to rendering models created using {@link #createListView}.

     * The exact nature of the display is not specified.

     * @return a suitable package renderer

     */

    public static ListCellRenderer listRenderer() {

        return new PackageListCellRenderer();

    }

    /**

     * Model item representing one package.

     */

    private static final class PackageItem implements Comparable {

        private final FileObject pkg;

        private final String pkgname;

        public PackageItem(SourceGroup group, FileObject pkg) {

            this.pkg = pkg;

            String path = FileUtil.getRelativePath(group.getRootFolder(), pkg);

            assert path != null : "No " + pkg + " in " + group;

            pkgname = path.replace('/', '.');

        }

        public String toString() {

            return pkgname;

        }

        public String getLabel() {

            return PackageDisplayUtils.getDisplayLabel(pkg, pkgname);

        }

        public Icon getIcon() {

            return new ImageIcon(PackageDisplayUtils.getIcon(pkg, pkgname));

        }

        public int compareTo(Object obj) {

            return pkgname.compareTo(((PackageItem) obj).pkgname);

        }

    }

    /**

     * The renderer which just displays {@link PackageItem#getLabel} and {@link PackageItem#getIcon}.

     */

    private static final class PackageListCellRenderer extends DefaultListCellRenderer {

        public PackageListCellRenderer() {}

        public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected, boolean cellHasFocus) {

            PackageItem pkgitem = (PackageItem) value;

            super.getListCellRendererComponent(list, pkgitem.getLabel(), index, isSelected, cellHasFocus);

            setIcon(pkgitem.getIcon());

            return this;

        }

    }

}