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/**
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* Copyright (C) 2007 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.taxeditor.io.wizard;
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import java.io.File;
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import java.net.URI;
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import org.eclipse.swt.SWT;
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import org.eclipse.swt.events.SelectionAdapter;
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import org.eclipse.swt.events.SelectionEvent;
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import org.eclipse.swt.layout.GridData;
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import org.eclipse.swt.layout.GridLayout;
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import org.eclipse.swt.widgets.Button;
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import org.eclipse.swt.widgets.Composite;
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import org.eclipse.swt.widgets.FileDialog;
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import org.eclipse.swt.widgets.Label;
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import org.eclipse.swt.widgets.Text;
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import eu.etaxonomy.cdm.common.CdmUtils;
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/**
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 *
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 * @author n.hoffmann
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 * @created 04.08.2009
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 * @version 1.0
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 */
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public class ImportFromFileDataSourceWizardPage extends AbcdSourceSelectionPage {
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	/** Constant <code>PAGE_NAME="CdmXmlDataSourceWizardPage"</code> */
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	public static final String PAGE_NAME = "CdmXmlDataSourceWizardPage";
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	private String[] extensions = {"*.xml"};
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	private FileDialog fileDialog;
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	private Text textReferenceString;
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	protected ImportFromFileDataSourceWizardPage(String title, String description, String[] extensions) {
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		super(PAGE_NAME);
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		setTitle(title);
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		setDescription(description);
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		this.extensions = extensions;
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	}
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	protected static ImportFromFileDataSourceWizardPage XML(){
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		return new ImportFromFileDataSourceWizardPage("Xml File", "Select XML file.", new String[]{"*.xml","*.*"});
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	}
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	/** {@inheritDoc} */
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	@Override
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    public void createControl(Composite parent) {
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		final Composite composite = new Composite(parent, SWT.NULL);
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		setPageComplete(false);
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		GridLayout gridLayout = new GridLayout();
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		gridLayout.numColumns = 3;
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		composite.setLayout(gridLayout);
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		Label folderLabel = new Label(composite, SWT.NONE);
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		folderLabel.setText("File");
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		fileDialog = new FileDialog(parent.getShell());
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		fileDialog.setFilterExtensions(extensions);
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		text_source = new Text(composite, SWT.BORDER);
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		text_source.setEditable(false);
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		text_source.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
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		Button button = new Button(composite, SWT.PUSH);
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		button.setText("Browse...");
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		button.addSelectionListener(new SelectionAdapter(){
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			@Override
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			public void widgetSelected(SelectionEvent e) {
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				String path = fileDialog.open();
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				if(path!=null){
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				    text_source.setText(path);
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				    setPageComplete(isPageComplete());
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				}
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			}
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		});
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		Label labelRef = new Label(composite, SWT.NONE);
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        labelRef.setText("Default import souce reference");
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        labelRef.setLayoutData(new GridData(SWT.LEFT, SWT.CENTER, false, false, 3, 1));
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        textReferenceString = new Text(composite, SWT.NONE);
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        textReferenceString.setEnabled(true);
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        GridData gd_textReferenceString = new GridData(SWT.LEFT, SWT.TOP, true, true, 1, 1);
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        gd_textReferenceString.widthHint = 229;
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        textReferenceString.setLayoutData(gd_textReferenceString);
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		setControl(composite);
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	}
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	public File getFile() {
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		return new File(text_source.getText());
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	}
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	public Text getTextReferenceString() {
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		return textReferenceString;
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	}
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	public void setTextReferenceString(Text textReferenceString) {
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		this.textReferenceString = textReferenceString;
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	}
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	@Override
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    public URI getUri() {
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		return getFile().toURI();
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	}
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	@Override
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	public boolean isPageComplete() {
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		return CdmUtils.isNotBlank(text_source.getText());
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	}
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}