com.aptana.ide.ui.io.navigator.actions.OpenFileAction.java Source code

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Here is the source code for com.aptana.ide.ui.io.navigator.actions.OpenFileAction.java

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/**
 * Aptana Studio
 * Copyright (c) 2005-2011 by Appcelerator, Inc. All Rights Reserved.
 * Licensed under the terms of the GNU Public License (GPL) v3 (with exceptions).
 * Please see the license.html included with this distribution for details.
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.ide.ui.io.navigator.actions;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.core.filesystem.IFileStore;
import org.eclipse.core.runtime.IAdaptable;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.actions.BaseSelectionListenerAction;

import com.aptana.core.CoreStrings;
import com.aptana.ide.ui.io.Utils;

/**
 * @author Michael Xia (mxia@aptana.com)
 */
public class OpenFileAction extends BaseSelectionListenerAction {

    private List<IFileStore> fFileStores;

    public OpenFileAction() {
        super(CoreStrings.OPEN);
        fFileStores = new ArrayList<IFileStore>();
    }

    public void run() {
        for (IFileStore fileStore : fFileStores) {
            EditorUtils.openFileInEditor(fileStore, null);
        }
    }

    public boolean updateSelection(IStructuredSelection selection) {
        fFileStores.clear();

        if (selection != null && !selection.isEmpty()) {
            Object[] elements = selection.toArray();
            IFileStore fileStore;
            for (Object element : elements) {
                if (element instanceof IAdaptable) {
                    fileStore = Utils.getFileStore((IAdaptable) element);
                    if (fileStore != null) {
                        fFileStores.add(fileStore);
                    }
                }
            }
        }

        return super.updateSelection(selection) && fFileStores.size() > 0;
    }
}