com.laex.cg2d.screeneditor.contributions.CustomGridSizeDialog.java Source code

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Here is the source code for com.laex.cg2d.screeneditor.contributions.CustomGridSizeDialog.java

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/*
 * Copyright (c) 2012, 2013 Hemanta Sapkota.
 * 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:
 * Hemanta Sapkota (laex.pearl@gmail.com)
 */
package com.laex.cg2d.screeneditor.contributions;

import org.eclipse.jface.dialogs.Dialog;
import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Shell;
import org.eclipse.swt.widgets.Spinner;

/**
 * The Class CustomGridSizeDialog.
 */
class CustomGridSizeDialog extends Dialog {

    /** The txt width. */
    private Spinner txtWidth;

    /** The txt height. */
    private Spinner txtHeight;

    /** The width. */
    private int width;

    /** The height. */
    private int height;

    /**
     * Create the dialog.
     * 
     * @param parentShell
     *          the parent shell
     */
    public CustomGridSizeDialog(Shell parentShell) {
        super(parentShell);
    }

    /**
     * Create contents of the dialog.
     * 
     * @param parent
     *          the parent
     * @return the control
     */
    @Override
    protected Control createDialogArea(Composite parent) {
        Composite container = (Composite) super.createDialogArea(parent);
        container.setLayout(new GridLayout(2, false));

        Label lblWidth = new Label(container, SWT.NONE);
        lblWidth.setText("Width");

        txtWidth = new Spinner(container, SWT.BORDER);
        GridData gd_txtWidth = new GridData(SWT.FILL, SWT.CENTER, false, false, 1, 1);
        gd_txtWidth.widthHint = 119;
        txtWidth.setLayoutData(gd_txtWidth);
        txtWidth.setMinimum(1);
        txtWidth.setSelection(16);

        Label lblHeight = new Label(container, SWT.NONE);
        lblHeight.setText("Height");

        txtHeight = new Spinner(container, SWT.BORDER);
        txtHeight.setLayoutData(new GridData(SWT.FILL, SWT.FILL, false, false, 1, 1));
        txtHeight.setMinimum(1);
        txtHeight.setSelection(16);

        return container;
    }

    /**
     * Create contents of the button bar.
     * 
     * @param parent
     *          the parent
     */
    @Override
    protected void createButtonsForButtonBar(Composite parent) {
        createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
        createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
    }

    /**
     * Return the initial size of the dialog.
     * 
     * @return the initial size
     */
    @Override
    protected Point getInitialSize() {
        return new Point(209, 144);
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.eclipse.jface.dialogs.Dialog#okPressed()
     */
    @Override
    protected void okPressed() {
        width = txtWidth.getSelection();
        height = txtHeight.getSelection();
        super.okPressed();
    }

    /**
     * Gets the width.
     * 
     * @return the width
     */
    public int getWidth() {
        return width;
    }

    /**
     * Gets the height.
     * 
     * @return the height
     */
    public int getHeight() {
        return height;
    }
}