EDIT

/**

* Copyright (C) 2007 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.taxeditor.io.e4;

import java.io.File;

import java.net.URI;

import javax.inject.Inject;

import org.eclipse.jface.wizard.WizardPage;

import org.eclipse.swt.SWT;

import org.eclipse.swt.events.SelectionAdapter;

import org.eclipse.swt.events.SelectionEvent;

import org.eclipse.swt.layout.GridData;

import org.eclipse.swt.layout.GridLayout;

import org.eclipse.swt.widgets.Button;

import org.eclipse.swt.widgets.Composite;

import org.eclipse.swt.widgets.FileDialog;

import org.eclipse.swt.widgets.Label;

import org.eclipse.swt.widgets.Text;

import eu.etaxonomy.cdm.common.CdmUtils;

/**

 *

 * @author pplitzner

 * @since Oct 5, 2017

 *

 */

public class ImportFromFileDataSourceWizardPageE4 extends WizardPage {

	public static final String PAGE_NAME = "CdmXmlDataSourceWizardPage";

	private String[] extensions = {"*.xml"};

	private FileDialog fileDialog;

	private Text textReferenceString;

    protected Text text_source;

    @Inject

	public ImportFromFileDataSourceWizardPageE4() {

		super(PAGE_NAME);

		setTitle("Xml File");

		setDescription("Select XML file.");

		setExtensions(new String[]{"*.xml","*.*"});

	}

    public void setExtensions(String[] extensions) {

        this.extensions = extensions;

    }

	/** {@inheritDoc} */

	@Override

    public void createControl(Composite parent) {

		final Composite composite = new Composite(parent, SWT.NULL);

		setPageComplete(false);

		GridLayout gridLayout = new GridLayout();

		gridLayout.numColumns = 3;

		composite.setLayout(gridLayout);

		Label folderLabel = new Label(composite, SWT.NONE);

		folderLabel.setText("File");

		fileDialog = new FileDialog(parent.getShell());

		fileDialog.setFilterExtensions(extensions);

		text_source = new Text(composite, SWT.BORDER);

		text_source.setEditable(false);

		text_source.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));

		Button button = new Button(composite, SWT.PUSH);

		button.setText("Browse...");

		button.addSelectionListener(new SelectionAdapter(){

			@Override

			public void widgetSelected(SelectionEvent e) {

				String path = fileDialog.open();

				if(path!=null){

				    text_source.setText(path);

				    setPageComplete(isPageComplete());

				}

			}

		});

		Label labelRef = new Label(composite, SWT.NONE);

        labelRef.setText("Default import souce reference");

        labelRef.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 3, 1));

        textReferenceString = new Text(composite, SWT.NONE);

        textReferenceString.setEnabled(true);

        GridData gd_textReferenceString = new GridData(SWT.LEFT, SWT.TOP, true, true, 1, 1);

        gd_textReferenceString.widthHint = 229;

        textReferenceString.setLayoutData(gd_textReferenceString);

		setControl(composite);

	}

	public File getFile() {

		return new File(text_source.getText());

	}

	public Text getTextReferenceString() {

		return textReferenceString;

	}

	public void setTextReferenceString(Text textReferenceString) {

		this.textReferenceString = textReferenceString;

	}

    public URI getUri() {

		return getFile().toURI();

	}

	@Override

	public boolean isPageComplete() {

		return CdmUtils.isNotBlank(text_source.getText());

	}

}