QuickDocumentationAction.java

/*******************************************************************************
 * Copyright (c) 2012-2016 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.ext.java.client.action;

import com.google.inject.Inject;
import com.google.inject.Singleton;

import org.eclipse.che.api.analytics.client.logger.AnalyticsEventLogger;
import org.eclipse.che.ide.api.action.ActionEvent;
import org.eclipse.che.ide.api.editor.EditorAgent;
import org.eclipse.che.ide.api.editor.EditorPartPresenter;
import org.eclipse.che.ide.ext.java.client.JavaLocalizationConstant;
import org.eclipse.che.ide.ext.java.client.JavaResources;
import org.eclipse.che.ide.ext.java.client.documentation.QuickDocumentation;
import org.eclipse.che.ide.jseditor.client.codeassist.HasCompletionInformation;
import org.eclipse.che.ide.jseditor.client.texteditor.EmbeddedTextEditorPresenter;

/**
 * @author Evgen Vidolob
 */
@Singleton
public class QuickDocumentationAction extends JavaEditorAction {

    private QuickDocumentation quickDocumentation;

    private final AnalyticsEventLogger eventLogger;

    @Inject
    public QuickDocumentationAction(JavaLocalizationConstant constant,
                                    QuickDocumentation quickDocumentation,
                                    EditorAgent editorAgent,
                                    AnalyticsEventLogger eventLogger,
                                    JavaResources resources) {
        super(constant.actionQuickdocTitle(), constant.actionQuickdocDescription(), resources.quickDocumentation(), editorAgent);
        this.quickDocumentation = quickDocumentation;
        this.eventLogger = eventLogger;
    }

    @Override
    public void actionPerformed(ActionEvent e) {
        eventLogger.log(this);
        EditorPartPresenter activeEditor = editorAgent.getActiveEditor();
        if(activeEditor == null){
            return;
        }
        if(activeEditor instanceof EmbeddedTextEditorPresenter && activeEditor instanceof HasCompletionInformation) {
            if (((EmbeddedTextEditorPresenter)activeEditor).isCompletionProposalsShowing() ) {
                ((HasCompletionInformation)activeEditor).showCompletionInformation();
                return;
            }
        }
        quickDocumentation.showDocumentation();
    }
}