ValidateMapAction.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.action;

import javax.swing.Action;
import net.sf.gridarta.model.archetype.Archetype;
import net.sf.gridarta.model.gameobject.GameObject;
import net.sf.gridarta.model.maparchobject.MapArchObject;
import net.sf.gridarta.model.mapcontrol.MapControl;
import net.sf.gridarta.model.mapmanager.MapManager;
import net.sf.gridarta.model.mapmanager.MapManagerListener;
import net.sf.gridarta.model.validation.DelegatingMapValidator;
import net.sf.gridarta.utils.EditorAction;
import net.sf.japi.swing.action.ActionMethod;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;

public class ValidateMapAction<G extends GameObject<G, A, R>, A extends MapArchObject<A>, R extends Archetype<G, A, R>> implements EditorAction {

    @NotNull
    private final DelegatingMapValidator<G, A, R> validators;

    @Nullable
    private Action action;

    @Nullable
    private MapControl<G, A, R> currentMapControl;

    @NotNull
    private MapManagerListener<G, A, R> newMapManagerListener() {
        return new MapManagerListener<G, A, R>() {

            @Override
            public void currentMapChanged(@Nullable final MapControl<G, A, R> mapControl) {
                currentMapControl = mapControl;
                updateActions();
            }

            @Override
            public void mapCreated(@NotNull final MapControl<G, A, R> mapControl, final boolean interactive) {
                // ignore: a current map changed event will be generated
            }

            @Override
            public void mapClosing(@NotNull final MapControl<G, A, R> mapControl) {
                // ignore: a current map changed event will be generated
            }

            @Override
            public void mapClosed(@NotNull final MapControl<G, A, R> mapControl) {
                // ignore: a current map changed event will be generated
            }

        };
    }

    public ValidateMapAction(@NotNull final DelegatingMapValidator<G, A, R> validators, @NotNull final MapManager<G, A, R> mapManager) {
        this.validators = validators;
        mapManager.addMapManagerListener(newMapManagerListener());
        currentMapControl = mapManager.getCurrentMap();
    }

    @ActionMethod
    public void validateMap() {
        doValidateMap(true);
    }

    @Override
    public void setAction(@NotNull final Action action, @NotNull final String name) {
        this.action = action;
    }

    private boolean doValidateMap(final boolean performAction) {
        final MapControl<G, A, R> mapControl = currentMapControl;
        if (mapControl == null) {
            return false;
        }

        if (performAction) {
            validators.validateAll(mapControl.getMapModel());
        }

        return true;
    }

    private void updateActions() {
        if (action != null) {
            //noinspection ConstantConditions
            action.setEnabled(doValidateMap(false));
        }
    }

}