EDIT

// $Id$

/**

 * Copyright (C) 2015 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.ui.dialog;

import java.io.File;

import java.io.FileWriter;

import java.io.IOException;

import org.eclipse.jface.dialogs.Dialog;

import org.eclipse.jface.dialogs.IDialogConstants;

import org.eclipse.swt.SWT;

import org.eclipse.swt.custom.StyledText;

import org.eclipse.swt.events.SelectionAdapter;

import org.eclipse.swt.events.SelectionEvent;

import org.eclipse.swt.graphics.Point;

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.Control;

import org.eclipse.swt.widgets.FileDialog;

import org.eclipse.swt.widgets.MessageBox;

import org.eclipse.swt.widgets.Shell;

/**

 * @author cmathew

 * @date 22 Oct 2015

 *

 */

public class ReportTextDialog extends Dialog {

    private String reportText = "";

    private String title = "";

    /**

     * Create the dialog.

     * @param parentShell

     */

    public ReportTextDialog(Shell parentShell) {

        super(parentShell);

    }

    /**

     * Create contents of the dialog.

     * @param parent

     */

    @Override

    protected Control createDialogArea(final Composite parent) {

        Composite container = (Composite) super.createDialogArea(parent);

        GridLayout gridLayout = (GridLayout) container.getLayout();

        gridLayout.numColumns = 2;

        StyledText styledText = new StyledText(container, SWT.BORDER | SWT.MULTI | SWT.V_SCROLL | SWT.BORDER);

        styledText.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1));

        styledText.setText(reportText);

        Button btnSave = new Button(container, SWT.NONE);

        btnSave.addSelectionListener(new SelectionAdapter() {

            @Override

            public void widgetSelected(SelectionEvent e) {

                FileDialog fileDialog = new FileDialog(parent.getShell(), SWT.SAVE);

                // Set filter on .txt files

                fileDialog.setFilterExtensions(new String[] { "*.txt" });

                // Put in a readable name for the filter

                fileDialog.setFilterNames(new String[] { "Textfiles(*.txt)" });

                String fileName = fileDialog.open();

                if(fileName != null) {

                    File file = new File(fileName);

                    if (file.exists()) {

                        MessageBox mb = new MessageBox(fileDialog.getParent(), SWT.ICON_WARNING

                                | SWT.YES | SWT.NO);

                        mb.setMessage(fileName + " already exists. Do you want to replace it?");

                        boolean override = mb.open() == SWT.YES;

                        if(!override) {

                            return;

                        }

                    }

                    try {

                        FileWriter fileWriter = new FileWriter(fileName, false);

                        fileWriter.write(getReportText());

                        fileWriter.close();

                    } catch (IOException ioe) {

                        throw new IllegalStateException(ioe);

                    }

                }

            }

        });

        btnSave.setLayoutData(new GridData(SWT.LEFT, SWT.TOP, false, false, 1, 1));

        btnSave.setText("save");

        return container;

    }

    /**

     * Create contents of the button bar.

     * @param parent

     */

    @Override

    protected void createButtonsForButtonBar(Composite parent) {

        createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);

    }

    @Override

    protected void configureShell(Shell shell) {

        super.configureShell(shell);

        shell.setText(title);

     }

    /**

     * Return the initial size of the dialog.

     */

    @Override

    protected Point getInitialSize() {

        return new Point(669, 501);

    }

    public void setReportText(String text) {

        this.reportText = text;

    }

    public String getReportText() {

        return reportText;

    }

    public void setTitle(String title) {

        this.title = title;

    }

}