org.rssowl.ui.internal.dialogs.ArchiveNewsDialog.java Source code

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Here is the source code for org.rssowl.ui.internal.dialogs.ArchiveNewsDialog.java

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/*   **********************************************************************  **
 **   Copyright notice                                                       **
 **                                                                          **
 **   (c) 2005-2009 RSSOwl Development Team                                  **
 **   http://www.rssowl.org/                                                 **
 **                                                                          **
 **   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.rssowl.org/legal/epl-v10.html                               **
 **                                                                          **
 **   A copy is found in the file epl-v10.html and important notices to the  **
 **   license from the team is found in the textfile LICENSE.txt distributed **
 **   in this package.                                                       **
 **                                                                          **
 **   This copyright notice MUST APPEAR in all copies of the file!           **
 **                                                                          **
 **   Contributors:                                                          **
 **     RSSOwl Development Team - initial API and implementation             **
 **                                                                          **
 **  **********************************************************************  */

package org.rssowl.ui.internal.dialogs;

import org.eclipse.jface.dialogs.IDialogConstants;
import org.eclipse.jface.dialogs.TitleAreaDialog;
import org.eclipse.jface.resource.JFaceResources;
import org.eclipse.jface.resource.LocalResourceManager;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Point;
import org.eclipse.swt.layout.GridData;
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.rssowl.ui.internal.OwlUI;
import org.rssowl.ui.internal.util.LayoutUtils;

/**
 * A dialog informing the user about the Archive feature to store selected news.
 *
 * @author bpasero
 */
public class ArchiveNewsDialog extends TitleAreaDialog {
    private LocalResourceManager fResources;

    /**
     * @param parentShell
     */
    public ArchiveNewsDialog(Shell parentShell) {
        super(parentShell);
        fResources = new LocalResourceManager(JFaceResources.getResources());
    }

    /*
     * @see org.eclipse.jface.dialogs.TrayDialog#close()
     */
    @Override
    public boolean close() {
        fResources.dispose();

        return super.close();
    }

    /*
     * @see org.eclipse.jface.window.Window#configureShell(org.eclipse.swt.widgets.Shell)
     */
    @Override
    protected void configureShell(Shell newShell) {
        super.configureShell(newShell);

        newShell.setText(Messages.ArchiveNewsDialog_ARCHIVE_NEWS);
    }

    /**
     * @return the path to the title image to use.
     */
    protected String getTitleImage() {
        return "/icons/wizban/archive_wiz.png"; //$NON-NLS-1$
    }

    /*
     * @see org.eclipse.jface.dialogs.TitleAreaDialog#createDialogArea(org.eclipse.swt.widgets.Composite)
     */
    @Override
    protected Control createDialogArea(Composite parent) {

        /* Composite to hold all components */
        Composite composite = new Composite((Composite) super.createDialogArea(parent), SWT.NONE);
        composite.setLayout(LayoutUtils.createGridLayout(1, 5, 10));
        composite.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false));

        /* Title */
        setTitle(Messages.ArchiveNewsDialog_ARCHIVE_NEWS);

        /* Title Image */
        setTitleImage(OwlUI.getImage(fResources, getTitleImage()));

        /* Title Message */
        setMessage(Messages.ArchiveNewsDialog_ARCHIVE_NEWS_MSG);

        /* Dialog Message */
        Label dialogMessageLabel = new Label(composite, SWT.WRAP);
        dialogMessageLabel.setText(Messages.ArchiveNewsDialog_ARCHIVE_NEWS_DESCRIPTION);
        dialogMessageLabel.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false));

        /* Spacer */
        new Label(composite, SWT.NONE);

        /* Holder for the separator to the OK and Cancel buttons */
        Composite sepHolder = new Composite(parent, SWT.NONE);
        sepHolder.setLayoutData(new GridData(SWT.FILL, SWT.BEGINNING, true, false));
        sepHolder.setLayout(LayoutUtils.createGridLayout(1, 0, 0));

        /* Separator */
        Label separator = new Label(sepHolder, SWT.SEPARATOR | SWT.HORIZONTAL);
        separator.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

        applyDialogFont(composite);

        return composite;
    }

    /*
     * @see org.eclipse.jface.dialogs.Dialog#createButtonsForButtonBar(org.eclipse.swt.widgets.Composite)
     */
    @Override
    protected void createButtonsForButtonBar(Composite parent) {
        createButton(parent, IDialogConstants.OK_ID, IDialogConstants.OK_LABEL, true);
        createButton(parent, IDialogConstants.CANCEL_ID, IDialogConstants.CANCEL_LABEL, false);
        getButton(IDialogConstants.OK_ID).setFocus();
    }

    /*
     * @see org.eclipse.jface.dialogs.Dialog#initializeBounds()
     */
    @Override
    protected void initializeBounds() {
        super.initializeBounds();
        Point bestSize = getShell().computeSize(convertHorizontalDLUsToPixels(OwlUI.MIN_DIALOG_WIDTH_DLU),
                SWT.DEFAULT);
        Point location = getInitialLocation(bestSize);
        getShell().setBounds(location.x, location.y, bestSize.x, bestSize.y);
    }
}