GeneralPreferencePage.java

/**
 * This file Copyright (c) 2005-2008 Aptana, Inc. This program is
 * dual-licensed under both the Aptana Public License and the GNU General
 * Public license. You may elect to use one or the other of these licenses.
 * 
 * This program is distributed in the hope that it will be useful, but
 * AS-IS and WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, TITLE, or
 * NONINFRINGEMENT. Redistribution, except as permitted by whichever of
 * the GPL or APL you select, is prohibited.
 *
 * 1. For the GPL license (GPL), you can redistribute and/or modify this
 * program under the terms of the GNU General Public License,
 * Version 3, as published by the Free Software Foundation.  You should
 * have received a copy of the GNU General Public License, Version 3 along
 * with this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 * 
 * Aptana provides a special exception to allow redistribution of this file
 * with certain other free and open source software ("FOSS") code and certain additional terms
 * pursuant to Section 7 of the GPL. You may view the exception and these
 * terms on the web at http://www.aptana.com/legal/gpl/.
 * 
 * 2. For the Aptana Public License (APL), this program and the
 * accompanying materials are made available under the terms of the APL
 * v1.0 which accompanies this distribution, and is available at
 * http://www.aptana.com/legal/apl/.
 * 
 * You may view the GPL, Aptana's exception and additional terms, and the
 * APL in the file titled license.html at the root of the corresponding
 * plugin containing this source file.
 * 
 * Any modifications to this file must keep this entire header intact.
 */
package com.aptana.ide.scripting.preferences;

import org.eclipse.jface.preference.BooleanFieldEditor;
import org.eclipse.jface.preference.FieldEditorPreferencePage;
import org.eclipse.jface.preference.IntegerFieldEditor;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Group;
import org.eclipse.ui.IWorkbench;
import org.eclipse.ui.IWorkbenchPreferencePage;

import com.aptana.ide.scripting.ScriptingPlugin;

/**
 * The form for configuring the general top-level preferences for this plug-in
 */

public class GeneralPreferencePage extends FieldEditorPreferencePage implements IWorkbenchPreferencePage
{
	/**
	 * GeneralPreferencePage
	 */
	public GeneralPreferencePage()
	{
		super(GRID);
		setPreferenceStore(ScriptingPlugin.getDefault().getPreferenceStore());
		setDescription("Scripting Server Preferences"); //$NON-NLS-1$
	}

	/**
	 * Creates the field editors. Field editors are abstractions of the common GUI blocks needed to
	 * manipulate various types of preferences. Each field editor knows how to save and restore
	 * itself.
	 */
	public void createFieldEditors()
	{
		Composite c = createGroup(getFieldEditorParent(), "Server Preferences"); //$NON-NLS-1$
		addField(new BooleanFieldEditor(IPreferenceConstants.SCRIPTING_SERVER_START_AUTOMATICALLY, Messages.GeneralPreferencePage_LBL_StartScriptingServerOnStudioStartup, c));
		addField(new IntegerFieldEditor(IPreferenceConstants.SCRIPTING_SERVER_START_PORT,
				"Scripting server start port", c, 7)); //$NON-NLS-1$
	}

	/**
	 * @see org.eclipse.ui.IWorkbenchPreferencePage#init(org.eclipse.ui.IWorkbench)
	 */
	public void init(IWorkbench workbench)
	{
	}
	
	/**
	 * Creates a field editor group for use in grouping items on a page
	 * @param appearanceComposite
	 * @param string
	 * @return Composite
	 */
	public static Composite createGroup(Composite appearanceComposite, String string)
	{
		Font font = appearanceComposite.getFont();
        Group group = new Group(appearanceComposite, SWT.NONE);
        group.setFont(font);
        group.setText(string);
        GridLayout layout = new GridLayout();
        layout.marginWidth = 5;
        layout.marginHeight = 5;
        layout.numColumns = 2;
        group.setLayout(layout);
        
        Composite c = new Composite(group, SWT.NONE);
        layout = new GridLayout();
        layout.marginWidth = 0;
        layout.marginHeight = 0;
        layout.numColumns = 2;        
        c.setLayout(layout);
       
        GridData gd = new GridData(GridData.FILL_HORIZONTAL);
        gd.horizontalSpan = 2;
        group.setLayoutData(gd);
        
        return c;
	}

}