GoMapDialog.java

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/*
 * Gridarta MMORPG map editor for Crossfire, Daimonin and similar games.
 * Copyright (C) 2000-2015 The Gridarta Developers.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
 
package net.sf.gridarta.gui.dialog.gomap;
 
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Dialog.ModalityType;
import java.awt.Window;
import java.awt.event.MouseEvent;
import java.awt.event.MouseListener;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import java.io.IOException;
import java.util.Collection;
import java.util.Comparator;
import java.util.List;
import java.util.TreeSet;
import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextField;
import javax.swing.ListSelectionModel;
import javax.swing.ScrollPaneConstants;
import javax.swing.SwingUtilities;
import javax.swing.border.EmptyBorder;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.text.JTextComponent;
import net.sf.gridarta.gui.map.mapview.MapViewsManager;
import net.sf.gridarta.gui.utils.SwingUtils;
import net.sf.gridarta.gui.utils.TextComponentUtils;
import net.sf.gridarta.model.archetype.Archetype;
import net.sf.gridarta.model.gameobject.GameObject;
import net.sf.gridarta.model.index.IndexListener;
import net.sf.gridarta.model.index.MapsIndex;
import net.sf.gridarta.model.maparchobject.MapArchObject;
import net.sf.gridarta.model.mapmodel.MapFile;
import net.sf.gridarta.utils.ActionBuilderUtils;
import net.sf.gridarta.utils.DelayedChangeListener;
import net.sf.gridarta.utils.DelayedChangeManager;
import net.sf.japi.swing.action.ActionBuilder;
import net.sf.japi.swing.action.ActionBuilderFactory;
import net.sf.japi.swing.action.ActionMethod;
import org.jetbrains.annotations.NotNull;
 
public class GoMapDialog<G extends GameObject<G, A, R>, A extends MapArchObject<A>, R extends Archetype<G, A, R>> {
 
    @NotNull
    private static final ActionBuilder ACTION_BUILDER = ActionBuilderFactory.getInstance().getActionBuilder("net.sf.gridarta");
 
    @NotNull
    private final JDialog dialog;
 
    @NotNull
    private final JTextComponent input;
 
    @NotNull
    private final MapsIndex mapsIndex;
 
    @NotNull
    private final MapViewsManager<G, A, R> mapViewsManager;
 
    @NotNull
    private final GoMapListModel listModel = new GoMapListModel();
 
    @NotNull
    private final JList<MapFile> list = new JList<>(listModel);
 
    private boolean dialogShown;
 
    @NotNull
    private final Comparator<MapFile> mapNameComparator = new Comparator<MapFile>() {
 
        @Override
        public int compare(@NotNull final MapFile o1, @NotNull final MapFile o2) {
            final String name1 = mapsIndex.getName(o1);
            final String name2 = mapsIndex.getName(o2);
 
            if (name1 == null) {
                //noinspection VariableNotUsedInsideIf
                return name2 == null ? 0 : -1;
            }
 
            if (name2 == null) {
                return +1;
            }
 
            final int cmp = name1.compareToIgnoreCase(name2);
            return cmp == 0 ? o1.getFile().compareTo(o2.getFile()) : cmp;
        }
 
    };
 
    @NotNull
    private final IndexListener<MapFile> indexListener = new IndexListener<MapFile>() {
 
        @Override
        public void valueAdded(@NotNull final MapFile value) {
            // ignore
        }
 
        @Override
        public void valueRemoved(@NotNull final MapFile value) {
            // ignore
        }
 
        @Override
        public void nameChanged() {
            delayedChangeManager.change();
        }
 
        @Override
        public void pendingChanged() {
            // ignore
        }
 
        @Override
        public void indexingFinished() {
            delayedChangeManager.finish();
        }
 
    };
 
    @NotNull
    private final WindowListener windowListener = new WindowListener() {
 
        @Override
        public void windowOpened(final WindowEvent e) {
            if (!dialogShown) {
                dialogShown = true;
                mapsIndex.addIndexListener(indexListener);
                doSearch();
            }
        }
 
        @Override
        public void windowClosing(final WindowEvent e) {
            // ignore
        }
 
        @Override
        public void windowClosed(final WindowEvent e) {
            if (dialogShown) {
                dialogShown = false;
                mapsIndex.removeIndexListener(indexListener);
            }
        }
 
        @Override
        public void windowIconified(final WindowEvent e) {
            // ignore
        }
 
        @Override
        public void windowDeiconified(final WindowEvent e) {
            // ignore
        }
 
        @Override
        public void windowActivated(final WindowEvent e) {
            // ignore
        }
 
        @Override
        public void windowDeactivated(final WindowEvent e) {
            // ignore
        }
 
    };
 
    @NotNull
    private final DelayedChangeManager delayedChangeManager = new DelayedChangeManager(100, 1000, new DelayedChangeListener() {
 
        @Override
        public void change() {
            if (!dialogShown) {
                return;
            }
 
            SwingUtilities.invokeLater(new Runnable() {
 
                @Override
                public void run() {
                    //XXX:suppress incorrect warning
                    if (dialogShown) {
                        doSearch();
                    }
                }
 
            });
        }
 
    });
 
    public GoMapDialog(@NotNull final Window parent, @NotNull final MapsIndex mapsIndex, @NotNull final MapViewsManager<G, A, R> mapViewsManager) {
        this.mapsIndex = mapsIndex;
        this.mapViewsManager = mapViewsManager;
        final Component label = ActionBuilderUtils.newLabel(ACTION_BUILDER, "goMapLabel");
 
        input = new JTextField();
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapScrollUp", this));
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapScrollDown", this));
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapScrollPageUp", this));
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapScrollPageDown", this));
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapScrollTop", this));
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapScrollBottom", this));
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapSelectUp", this));
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapSelectDown", this));
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapCancel", this));
        SwingUtils.addAction(input, ACTION_BUILDER.createAction(false, "goMapApply", this));
        final DocumentListener documentListener = new DocumentListener() {
 
            @Override
            public void changedUpdate(@NotNull final DocumentEvent e) {
                doSearch();
            }
 
            @Override
            public void insertUpdate(@NotNull final DocumentEvent e) {
                doSearch();
            }
 
            @Override
            public void removeUpdate(@NotNull final DocumentEvent e) {
                doSearch();
            }
 
        };
        input.getDocument().addDocumentListener(documentListener);
        TextComponentUtils.setAutoSelectOnFocus(input);
 
        final JComponent inputPanel = new JPanel(new BorderLayout());
        inputPanel.add(label, BorderLayout.NORTH);
        inputPanel.add(input, BorderLayout.CENTER);
        inputPanel.setBorder(new EmptyBorder(3, 3, 3, 3));
 
        list.setFocusable(false);
        final Component scrollPane = new JScrollPane(list, ScrollPaneConstants.VERTICAL_SCROLLBAR_AS_NEEDED, ScrollPaneConstants.HORIZONTAL_SCROLLBAR_AS_NEEDED);
        list.setCellRenderer(new MapListCellRenderer(mapsIndex));
        list.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);
        final MouseListener mouseListener = new MouseListener() {
 
            @Override
            public void mouseClicked(final MouseEvent e) {
                // ignore
            }
 
            @Override
            public void mousePressed(final MouseEvent e) {
                if (e.getClickCount() > 1) {
                    goMapApply();
                }
            }
 
            @Override
            public void mouseReleased(final MouseEvent e) {
                // ignore
            }
 
            @Override
            public void mouseEntered(final MouseEvent e) {
                // ignore
            }
 
            @Override
            public void mouseExited(final MouseEvent e) {
                // ignore
            }
 
        };
        list.addMouseListener(mouseListener);
 
        dialog = new JDialog(parent);
        dialog.setResizable(false);
        dialog.setSize(600, 400);
        dialog.setLocationRelativeTo(parent);
        dialog.setUndecorated(true);
        dialog.setLayout(new BorderLayout());
        dialog.add(inputPanel, BorderLayout.NORTH);
        dialog.add(scrollPane, BorderLayout.CENTER);
        dialog.setModalityType(ModalityType.DOCUMENT_MODAL);
        dialog.addWindowListener(windowListener);
    }
 
    public void showDialog() {
        dialog.setVisible(true);
    }
 
    private void doSearch() {
        final String mapName = input.getText();
        if (mapName.isEmpty()) {
            listModel.clear();
            return;
        }
 
        final Collection<MapFile> maps = mapsIndex.findPartialName(mapName);
        final Collection<MapFile> sortedMaps = new TreeSet<>(mapNameComparator);
        sortedMaps.addAll(maps);
        listModel.enable(false);
        listModel.clear();
        for (final MapFile map : sortedMaps) {
            listModel.addElement(map);
        }
        listModel.enable(true);
        list.setSelectedIndex(0);
        list.ensureIndexIsVisible(0);
    }
 
    @ActionMethod
    public void goMapApply() {
        if (goMap()) {
            dialog.removeWindowListener(windowListener);
            dialog.dispose();
        }
    }
 
    @ActionMethod
    public void goMapCancel() {
        dialog.removeWindowListener(windowListener);
        dialog.dispose();
    }
 
    @ActionMethod
    public void goMapScrollUp() {
        final int index = list.getMinSelectionIndex();
        final int newIndex = (index > 0 ? index : listModel.size()) - 1;
        list.setSelectedIndex(newIndex);
        list.ensureIndexIsVisible(newIndex);
    }
 
    @ActionMethod
    public void goMapScrollDown() {
        final int index = list.getMaxSelectionIndex() + 1;
        final int newIndex = index < listModel.size() ? index : 0;
        list.setSelectedIndex(newIndex);
        list.ensureIndexIsVisible(newIndex);
    }
 
    @ActionMethod
    public void goMapScrollPageUp() {
        final int index = list.getMinSelectionIndex();
        final int firstIndex = list.getFirstVisibleIndex();
        final int newIndex;
        if (firstIndex == -1) {
            newIndex = -1;
        } else if (index == -1) {
            newIndex = firstIndex;
        } else if (index > firstIndex) {
            newIndex = firstIndex;
        } else {
            newIndex = Math.max(firstIndex - (list.getLastVisibleIndex() - firstIndex), 0);
        }
        list.setSelectedIndex(newIndex);
        list.ensureIndexIsVisible(newIndex);
    }
 
    @ActionMethod
    public void goMapScrollPageDown() {
        final int index = list.getMaxSelectionIndex();
        final int lastIndex = list.getLastVisibleIndex();
        final int newIndex;
        if (lastIndex == -1) {
            newIndex = -1;
        } else if (index == -1) {
            newIndex = lastIndex;
        } else if (index < lastIndex) {
            newIndex = lastIndex;
        } else {
            newIndex = Math.min(lastIndex + (lastIndex - list.getFirstVisibleIndex()), listModel.size() - 1);
        }
        list.setSelectedIndex(newIndex);
        list.ensureIndexIsVisible(newIndex);
    }
 
    @ActionMethod
    public void goMapScrollTop() {
        final int newIndex = 0;
        list.setSelectedIndex(newIndex);
        list.ensureIndexIsVisible(newIndex);
    }
 
    @ActionMethod
    public void goMapScrollBottom() {
        final int newIndex = listModel.size() - 1;
        list.setSelectedIndex(newIndex);
        list.ensureIndexIsVisible(newIndex);
    }
 
    @ActionMethod
    public void goMapSelectUp() {
        final int index = list.getMinSelectionIndex();
        if (index != 0) {
            final int newIndex = (index > 0 ? index : listModel.size()) - 1;
            list.addSelectionInterval(newIndex, newIndex);
            list.ensureIndexIsVisible(newIndex);
        }
    }
 
    @ActionMethod
    public void goMapSelectDown() {
        final int index = list.getMaxSelectionIndex();
        if (index + 1 < listModel.size()) {
            final int newIndex = index + 1;
            list.addSelectionInterval(newIndex, newIndex);
            list.ensureIndexIsVisible(newIndex);
        }
    }
 
    private boolean goMap() {
        final List<MapFile> selectedValues = list.getSelectedValuesList();
        boolean result = false;
        for (final MapFile selectedValue : selectedValues) {
            try {
                mapViewsManager.openMapFileWithView(selectedValue, null);
                result = true;
            } catch (final IOException ex) {
                ACTION_BUILDER.showMessageDialog(dialog, "goMapIOException", selectedValue, ex.getMessage());
            }
        }
        return result;
    }
 
}