com.hydra.project.myplugin_nebula.xviewer.util.internal.dialog.DateSelectionDialog.java Source code

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Here is the source code for com.hydra.project.myplugin_nebula.xviewer.util.internal.dialog.DateSelectionDialog.java

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/*******************************************************************************
 * Copyright (c) 2004, 2007 Boeing.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     Boeing - initial API and implementation
 *******************************************************************************/

package com.hydra.project.myplugin_nebula.xviewer.util.internal.dialog;

import java.util.Calendar;
import java.util.Date;

import org.eclipse.jface.dialogs.MessageDialog;
import com.hydra.project.myplugin_nebula.xviewer.XViewerText;
import org.eclipse.swt.SWT;
import org.eclipse.swt.events.SelectionAdapter;
import org.eclipse.swt.events.SelectionEvent;
import org.eclipse.swt.graphics.Image;
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.DateTime;
import org.eclipse.swt.widgets.Display;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;

public class DateSelectionDialog extends MessageDialog {

    private Date initialDate, selectedDate;

    private final String dialogMessage;

    public DateSelectionDialog(Shell parentShell, String dialogTitle, Image dialogTitleImage, String dialogMessage,
            int dialogImageType, String[] dialogButtonLabels, int defaultIndex, Date selectedDate) {
        super(parentShell, dialogTitle, dialogTitleImage, dialogMessage, dialogImageType, dialogButtonLabels,
                defaultIndex);
        this.initialDate = selectedDate;
        this.dialogMessage = dialogMessage;
    }

    public DateSelectionDialog(String dialogTitle, String dialogMessage, Date selectedDate) {
        this(Display.getCurrent().getActiveShell(), dialogTitle, null, dialogMessage, MessageDialog.NONE,
                new String[] { XViewerText.get("button.ok"), XViewerText.get("button.cancel") }, 0, selectedDate); //$NON-NLS-1$ //$NON-NLS-2$
    }

    @Override
    protected Control createDialogArea(Composite container) {

        Composite filterComp = new Composite(container, SWT.NONE);

        filterComp.setLayout(new GridLayout(1, false));
        filterComp.setLayoutData(new GridData(GridData.FILL_BOTH));

        new Label(filterComp, SWT.None).setText(dialogMessage);

        final DateTime dp = new DateTime(filterComp, SWT.CALENDAR);
        dp.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
        if (initialDate != null) {
            Calendar cal = Calendar.getInstance();
            cal.setTime(initialDate);

            dp.setYear(cal.get(Calendar.YEAR));
            dp.setMonth(cal.get(Calendar.MONTH));
            dp.setDay(cal.get(Calendar.DAY_OF_YEAR));
        }
        dp.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                super.widgetSelected(e);
                Calendar cal = Calendar.getInstance();
                cal.set(dp.getYear(), dp.getMonth(), dp.getDay());
                selectedDate = cal.getTime();
            }
        });

        Button clearButton = new Button(filterComp, SWT.PUSH);
        clearButton.setText(XViewerText.get("button.clear")); //$NON-NLS-1$
        clearButton.addSelectionListener(new SelectionAdapter() {
            @Override
            public void widgetSelected(SelectionEvent e) {
                selectedDate = null;
            }
        });

        // set selected date if != null
        return filterComp;
    }

    /**
     * @return the selectedDate
     */
    public Date getSelectedDate() {
        return selectedDate;
    }

    /**
     * @param selectedDate the selectedDate to set
     */
    public void setSelectedDate(Date initialDate) {
        this.initialDate = initialDate;
    }

    /**
     * @return the noneSelected
     */
    public boolean isNoneSelected() {
        return selectedDate == null;
    }

}