MassChangeDialog.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.mainactions;

import java.awt.Component;
import java.awt.Dialog;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import java.util.StringTokenizer;
import javax.swing.Box;
import javax.swing.JButton;
import javax.swing.JDialog;
import javax.swing.JOptionPane;
import javax.swing.JPanel;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
import javax.swing.JTextField;
import javax.swing.event.DocumentEvent;
import javax.swing.event.DocumentListener;
import javax.swing.text.JTextComponent;
import net.sf.gridarta.gui.utils.GUIConstants;
import net.sf.gridarta.gui.utils.TextComponentUtils;
import net.sf.gridarta.utils.ActionBuilderUtils;
import net.sf.gridarta.utils.NumberUtils;
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;
import org.jetbrains.annotations.Nullable;

public class MassChangeDialog {

    @NotNull
    private static final ActionBuilder ACTION_BUILDER = ActionBuilderFactory.getInstance().getActionBuilder("net.sf.gridarta");

    @NotNull
    private final JOptionPane optionPane = new JOptionPane();

    @NotNull
    private final JButton okButton = new JButton(ACTION_BUILDER.createAction(false, "massChangeOkay", this));

    @NotNull
    private final JButton cancelButton = new JButton(ACTION_BUILDER.createAction(false, "massChangeCancel", this));

    @NotNull
    private final JTextComponent archNamesTextField = new JTextField(50);

    @NotNull
    private final JTextComponent namesTextField = new JTextField(50);

    @NotNull
    private final JTextComponent layersTextField = new JTextField(50);

    @NotNull
    private final JTextComponent subLayersTextField = new JTextField(50);

    @Nullable
    private JDialog dialog;

    @NotNull
    private final JTextArea changesTextArea = new JTextArea();

    public MassChangeDialog() {
        okButton.setDefaultCapable(true);
        optionPane.setOptions(new Object[] { okButton, cancelButton });
        final JPanel panel = new JPanel(new GridBagLayout());
        final GridBagConstraints labelGbc = new GridBagConstraints();
        labelGbc.anchor = GridBagConstraints.EAST;
        labelGbc.insets = new Insets(2, 10, 2, 2);
        final GridBagConstraints gbc = new GridBagConstraints();
        gbc.insets = new Insets(2, 2, 2, 2);
        gbc.fill = GridBagConstraints.HORIZONTAL;
        gbc.gridwidth = GridBagConstraints.REMAINDER;
        gbc.weightx = 2.0;
        panel.setBorder(GUIConstants.DIALOG_BORDER);
        panel.add(ActionBuilderUtils.newLabel(ACTION_BUILDER, "massChangeArchNames.text"), labelGbc);
        panel.add(archNamesTextField, gbc);
        panel.add(ActionBuilderUtils.newLabel(ACTION_BUILDER, "massChangeNames.text"), labelGbc);
        panel.add(namesTextField, gbc);
        panel.add(ActionBuilderUtils.newLabel(ACTION_BUILDER, "massChangeLayers.text"), labelGbc);
        panel.add(layersTextField, gbc);
        panel.add(ActionBuilderUtils.newLabel(ACTION_BUILDER, "massChangeSubLayers.text"), labelGbc);
        panel.add(subLayersTextField, gbc);
        panel.add(ActionBuilderUtils.newLabel(ACTION_BUILDER, "massChangeText.text"), labelGbc);
        changesTextArea.setRows(10);
        changesTextArea.setColumns(50);
        final JScrollPane scrollPane = new JScrollPane(changesTextArea);
        panel.add(scrollPane, gbc);
        panel.add(Box.createVerticalStrut(5));
        optionPane.setMessage(panel);

        TextComponentUtils.setAutoSelectOnFocus(archNamesTextField);
        TextComponentUtils.setAutoSelectOnFocus(namesTextField);
        TextComponentUtils.setAutoSelectOnFocus(layersTextField);
        TextComponentUtils.setAutoSelectOnFocus(subLayersTextField);
        final DocumentListener documentListener = new DocumentListener() {

            @Override
            public void insertUpdate(@NotNull final DocumentEvent e) {
                updateOkButton();
            }

            @Override
            public void removeUpdate(@NotNull final DocumentEvent e) {
                updateOkButton();
            }

            @Override
            public void changedUpdate(@NotNull final DocumentEvent e) {
                updateOkButton();
            }

        };

        changesTextArea.getDocument().addDocumentListener(documentListener);
    }

    @NotNull
    private final WindowListener windowListener = new WindowListener() {

        @Override
        public void windowOpened(@NotNull final WindowEvent e) {
            // ignore
        }

        @Override
        public void windowClosing(@NotNull final WindowEvent e) {
            // ignore
        }

        @Override
        public void windowClosed(@NotNull final WindowEvent e) {
            // ignore
        }

        @Override
        public void windowIconified(@NotNull final WindowEvent e) {
            // ignore
        }

        @Override
        public void windowDeiconified(@NotNull final WindowEvent e) {
            // ignore
        }

        @Override
        public void windowActivated(@NotNull final WindowEvent e) {
            changesTextArea.requestFocusInWindow();
            assert dialog != null;
            dialog.removeWindowListener(windowListener);
        }

        @Override
        public void windowDeactivated(@NotNull final WindowEvent e) {
            // ignore
        }

    };

    private void updateOkButton() {
        okButton.setEnabled(isOkButtonEnabled());
    }

    public boolean showMassChangeDialog(@NotNull final Component parent) {
        final JDialog tmpDialog;
        if (dialog == null) {
            tmpDialog = optionPane.createDialog(parent, ActionBuilderUtils.getString(ACTION_BUILDER, "massChangeTitle"));
            dialog = tmpDialog;
            tmpDialog.getRootPane().setDefaultButton(okButton);
            optionPane.selectInitialValue();
            tmpDialog.setModalityType(Dialog.ModalityType.DOCUMENT_MODAL);
        } else {
            tmpDialog = dialog;
        }
        changesTextArea.setText("");
        changesTextArea.setCaretPosition(0);
        okButton.setEnabled(isOkButtonEnabled());
        tmpDialog.addWindowListener(windowListener);
        tmpDialog.setVisible(true);
        tmpDialog.removeWindowListener(windowListener);
        return optionPane.getValue() == okButton;
    }

    @ActionMethod
    public void massChangeOkay() {
        if (isOkButtonEnabled()) {
            optionPane.setValue(okButton);
        }
    }

    @ActionMethod
    public void massChangeCancel() {
        optionPane.setValue(cancelButton);
    }

    private boolean isOkButtonEnabled() {
        return !changesTextArea.getText().isEmpty();
    }

    @NotNull
    public String[] getArchNames() {
        final StringTokenizer st = new StringTokenizer(archNamesTextField.getText(), ",");
        final String[] archNames = new String[st.countTokens()];

        for (int i = 0; st.hasMoreTokens(); i++) {
            archNames[i] = st.nextToken();
        }

        return archNames;
    }

    @NotNull
    public String[] getNames() {
        final StringTokenizer st = new StringTokenizer(namesTextField.getText(), ",");
        final String[] names = new String[st.countTokens()];

        for (int i = 0; st.hasMoreTokens(); i++) {
            names[i] = st.nextToken();
        }

        return names;
    }

    @NotNull
    public Integer[] getLayers() {
        final StringTokenizer st = new StringTokenizer(layersTextField.getText(), ",");
        final Integer[] layers = new Integer[st.countTokens()];

        for (int i = 0; st.hasMoreTokens(); i++) {
            layers[i] = NumberUtils.parseInt(st.nextToken());
        }

        return layers;
    }

    @NotNull
    public Integer[] getSubLayers() {
        final StringTokenizer st = new StringTokenizer(subLayersTextField.getText(), ",");
        final Integer[] subLayers = new Integer[st.countTokens()];

        for (int i = 0; st.hasMoreTokens(); i++) {
            subLayers[i] = NumberUtils.parseInt(st.nextToken());
        }

        return subLayers;
    }

    @NotNull
    public String getChanges() {
        return changesTextArea.getText();
    }

}