com.archimatetool.editor.actions.OpenModelAction.java Source code

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Here is the source code for com.archimatetool.editor.actions.OpenModelAction.java

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/**
 * This program and the accompanying materials
 * are made available under the terms of the License
 * which accompanies this distribution in the file LICENSE.txt
 */
package com.archimatetool.editor.actions;

import java.io.File;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.MessageDialog;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.SWT;
import org.eclipse.swt.custom.BusyIndicator;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.FileDialog;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.actions.ActionFactory.IWorkbenchAction;

import com.archimatetool.editor.model.IEditorModelManager;
import com.archimatetool.editor.ui.IArchimateImages;
import com.archimatetool.model.IArchimateModel;

/**
 * Open Model Action
 * 
 * @author Phillip Beauvoir
 */
public class OpenModelAction extends Action implements IWorkbenchAction {

    public OpenModelAction(IWorkbenchWindow window) {
        setText(Messages.OpenModelAction_0);
        setToolTipText(Messages.OpenModelAction_1);
        setId("com.archimatetool.editor.action.openModel"); //$NON-NLS-1$
        setActionDefinitionId(getId()); // register key binding
    }

    @Override
    public void run() {
        FileDialog dialog = new FileDialog(Display.getCurrent().getActiveShell(), SWT.OPEN);
        dialog.setFilterExtensions(new String[] { IEditorModelManager.ARCHIMATE_FILE_WILDCARD, "*.xml", "*.*" }); //$NON-NLS-1$ //$NON-NLS-2$
        String path = dialog.open();
        if (path != null) {
            final File file = new File(path);

            // Check it's not already open
            IArchimateModel model = getModel(file);
            if (model != null) {
                MessageDialog.openInformation(Display.getCurrent().getActiveShell(), Messages.OpenModelAction_2,
                        NLS.bind(Messages.OpenModelAction_3, file.getName(), model.getName()));
                return;
            }

            BusyIndicator.showWhile(Display.getCurrent(), new Runnable() {
                public void run() {
                    IEditorModelManager.INSTANCE.openModel(file);
                }
            });
        }
    }

    @Override
    public ImageDescriptor getImageDescriptor() {
        return IArchimateImages.ImageFactory.getImageDescriptor(IArchimateImages.ICON_OPEN_16);
    }

    /**
     * Get model if it is already open
     */
    private IArchimateModel getModel(File file) {
        if (file != null) {
            for (IArchimateModel model : IEditorModelManager.INSTANCE.getModels()) {
                if (file.equals(model.getFile())) {
                    return model;
                }
            }
        }

        return null;
    }

    public void dispose() {
    }
}