org.eclipse.swt.examples.controlexample.DateTimeTab.java Source code

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Here is the source code for org.eclipse.swt.examples.controlexample.DateTimeTab.java

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/*******************************************************************************
 * Copyright (c) 2000, 2013 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.swt.examples.controlexample;

import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.DateTime;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Widget;

class DateTimeTab extends Tab {
    /* Example widgets and groups that contain them */
    DateTime dateTime1;
    Group dateTimeGroup;

    /* Style widgets added to the "Style" group */
    Button dateButton, timeButton, calendarButton, shortButton, mediumButton, longButton, dropDownButton,
            weekNumbersButton;

    /**
     * Creates the Tab within a given instance of ControlExample.
     */
    DateTimeTab(ControlExample instance) {
        super(instance);
    }

    /**
     * Creates the "Example" group.
     */
    @Override
    void createExampleGroup() {
        super.createExampleGroup();

        /* Create a group for the list */
        dateTimeGroup = new Group(exampleGroup, SWT.NONE);
        dateTimeGroup.setLayout(new GridLayout());
        dateTimeGroup.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
        dateTimeGroup.setText("DateTime");
    }

    /**
     * Creates the "Example" widgets.
     */
    @Override
    void createExampleWidgets() {

        /* Compute the widget style */
        int style = getDefaultStyle();
        if (dateButton.getSelection())
            style |= SWT.DATE;
        if (timeButton.getSelection())
            style |= SWT.TIME;
        if (calendarButton.getSelection())
            style |= SWT.CALENDAR;
        if (shortButton.getSelection())
            style |= SWT.SHORT;
        if (mediumButton.getSelection())
            style |= SWT.MEDIUM;
        if (longButton.getSelection())
            style |= SWT.LONG;
        if (dropDownButton.getSelection())
            style |= SWT.DROP_DOWN;
        if (borderButton.getSelection())
            style |= SWT.BORDER;
        if (weekNumbersButton.getSelection())
            style |= SWT.CALENDAR_WEEKNUMBERS;

        /* Create the example widgets */
        dateTime1 = new DateTime(dateTimeGroup, style);
    }

    /**
     * Creates the "Style" group.
     */
    @Override
    void createStyleGroup() {
        super.createStyleGroup();

        /* Create the extra widgets */
        dateButton = new Button(styleGroup, SWT.RADIO);
        dateButton.setText("SWT.DATE");
        timeButton = new Button(styleGroup, SWT.RADIO);
        timeButton.setText("SWT.TIME");
        calendarButton = new Button(styleGroup, SWT.RADIO);
        calendarButton.setText("SWT.CALENDAR");
        Group formatGroup = new Group(styleGroup, SWT.NONE);
        formatGroup.setLayout(new GridLayout());
        shortButton = new Button(formatGroup, SWT.RADIO);
        shortButton.setText("SWT.SHORT");
        mediumButton = new Button(formatGroup, SWT.RADIO);
        mediumButton.setText("SWT.MEDIUM");
        longButton = new Button(formatGroup, SWT.RADIO);
        longButton.setText("SWT.LONG");
        dropDownButton = new Button(styleGroup, SWT.CHECK);
        dropDownButton.setText("SWT.DROP_DOWN");
        weekNumbersButton = new Button(styleGroup, SWT.CHECK);
        weekNumbersButton.setText("SWT.CALENDAR_WEEKNUMBERS");
        borderButton = new Button(styleGroup, SWT.CHECK);
        borderButton.setText("SWT.BORDER");
    }

    /**
     * Gets the "Example" widget children.
     */
    @Override
    Widget[] getExampleWidgets() {
        return new Widget[] { dateTime1 };
    }

    /**
     * Returns a list of set/get API method names (without the set/get prefix)
     * that can be used to set/get values in the example control(s).
     */
    @Override
    String[] getMethodNames() {
        return new String[] { "Day", "Hours", "Minutes", "Month", "Seconds", "Year" };
    }

    /**
     * Gets the short text for the tab folder item.
     */
    @Override
    String getShortTabText() {
        return "DT";
    }

    /**
     * Gets the text for the tab folder item.
     */
    @Override
    String getTabText() {
        return "DateTime";
    }

    /**
     * Sets the state of the "Example" widgets.
     */
    @Override
    void setExampleWidgetState() {
        super.setExampleWidgetState();
        dateButton.setSelection((dateTime1.getStyle() & SWT.DATE) != 0);
        timeButton.setSelection((dateTime1.getStyle() & SWT.TIME) != 0);
        calendarButton.setSelection((dateTime1.getStyle() & SWT.CALENDAR) != 0);
        shortButton.setSelection((dateTime1.getStyle() & SWT.SHORT) != 0);
        mediumButton.setSelection((dateTime1.getStyle() & SWT.MEDIUM) != 0);
        longButton.setSelection((dateTime1.getStyle() & SWT.LONG) != 0);
        if ((dateTime1.getStyle() & SWT.DATE) != 0) {
            dropDownButton.setEnabled(true);
            dropDownButton.setSelection((dateTime1.getStyle() & SWT.DROP_DOWN) != 0);
        } else {
            dropDownButton.setSelection(false);
            dropDownButton.setEnabled(false);
        }
        if ((dateTime1.getStyle() & SWT.CALENDAR) != 0 || (dateTime1.getStyle() & SWT.DROP_DOWN) != 0) {
            weekNumbersButton.setEnabled(true);
        } else {
            weekNumbersButton.setEnabled(false);
            weekNumbersButton.setSelection(false);
        }
        borderButton.setSelection((dateTime1.getStyle() & SWT.BORDER) != 0);
    }
}