SoftWrapAction.java

/*******************************************************************************
 * Copyright (c) 2012-2017 Codenvy, S.A.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *   Codenvy, S.A. - initial API and implementation
 *******************************************************************************/
package org.eclipse.che.ide.actions;

import com.google.inject.Inject;
import org.eclipse.che.ide.CoreLocalizationConstant;
import org.eclipse.che.ide.api.action.ActionEvent;
import org.eclipse.che.ide.api.action.ToggleAction;
import org.eclipse.che.ide.api.editor.EditorAgent;
import org.eclipse.che.ide.api.editor.EditorPartPresenter;
import org.eclipse.che.ide.api.editor.texteditor.CanWrapLines;

/**
 * Toggle wrapping long lines action
 *
 * @author Vitaliy Guliy
 */
public class SoftWrapAction extends ToggleAction {

    private       EditorAgent          editorAgent;

    @Inject
    public SoftWrapAction(EditorAgent editorAgent,
                          CoreLocalizationConstant localization) {
        super(localization.softWrap());
        this.editorAgent = editorAgent;
    }

    @Override
    public boolean isSelected(ActionEvent e) {
        EditorPartPresenter activeEditor = editorAgent.getActiveEditor();
        if (activeEditor != null && activeEditor instanceof CanWrapLines) {
            return ((CanWrapLines)activeEditor).isWrapLines();
        }

        return false;
    }

    @Override
    public void setSelected(ActionEvent e, boolean state) {
        EditorPartPresenter activeEditor = editorAgent.getActiveEditor();
        if (activeEditor != null && activeEditor instanceof CanWrapLines) {
            ((CanWrapLines)activeEditor).toggleWrapLines();
        }
    }

    @Override
    public void update(ActionEvent e) {
        EditorPartPresenter activeEditor = editorAgent.getActiveEditor();

        if (activeEditor != null && activeEditor instanceof CanWrapLines) {
            e.getPresentation().setEnabled(true);
        } else {
            e.getPresentation().setEnabled(false);
        }
    }

}