HttpSettingsTab.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.debug.internal.ui.launchConfigurations;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.debug.core.ILaunchConfiguration;
import org.eclipse.debug.core.ILaunchConfigurationWorkingCopy;
import org.eclipse.debug.ui.AbstractLaunchConfigurationTab;
import org.eclipse.swt.SWT;
import org.eclipse.swt.graphics.Image;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.layout.GridLayout;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Event;
import org.eclipse.swt.widgets.Group;
import org.eclipse.swt.widgets.Listener;
import org.eclipse.swt.widgets.Text;

import com.aptana.ide.core.IdeLog;
import com.aptana.ide.core.StringUtils;
import com.aptana.ide.debug.core.ILaunchConfigurationConstants;
import com.aptana.ide.debug.core.JSDebugPlugin;
import com.aptana.ide.debug.core.JSLaunchConfigurationHelper;
import com.aptana.ide.debug.ui.DebugUiPlugin;

/**
 * @author Max Stepanov
 */
public class HttpSettingsTab extends AbstractLaunchConfigurationTab
{
	private Image image;
	private Listener dirtyListener;
	private Text httpGetQuery;

	/**
	 * @see org.eclipse.debug.ui.ILaunchConfigurationTab#createControl(org.eclipse.swt.widgets.Composite)
	 */
	public void createControl(Composite parent)
	{
		Composite composite = new Composite(parent, SWT.NONE);
		composite.setFont(parent.getFont());
		composite.setLayout(new GridLayout());
		composite.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

		Group httpGetGroup = new Group(composite, SWT.NONE);
		GridLayout layout = new GridLayout();
		httpGetGroup.setLayout(layout);
		httpGetGroup.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
		httpGetGroup.setText(Messages.HttpSettingsTab_GET_query);

		httpGetQuery = new Text(httpGetGroup, SWT.WRAP | SWT.BORDER | SWT.V_SCROLL);
		GridData data = new GridData(GridData.FILL_HORIZONTAL);
		data.heightHint = 60;
		httpGetQuery.setLayoutData(data);

		dirtyListener = new Listener()
		{
			public void handleEvent(Event event)
			{
				setDirty(true);
				updateLaunchConfigurationDialog();
			}
		};
		hookListeners(true);

		setControl(composite);
	}

	private void hookListeners(boolean hook)
	{
		if (hook)
		{
			httpGetQuery.addListener(SWT.Modify, dirtyListener);
		}
		else
		{
			httpGetQuery.removeListener(SWT.Modify, dirtyListener);
		}
	}

	/**
	 * @see org.eclipse.debug.ui.ILaunchConfigurationTab#setDefaults(org.eclipse.debug.core.ILaunchConfigurationWorkingCopy)
	 */
	public void setDefaults(ILaunchConfigurationWorkingCopy configuration)
	{
		JSLaunchConfigurationHelper.setAdvancedDefaults(configuration);
	}

	/**
	 * @see org.eclipse.debug.ui.ILaunchConfigurationTab#initializeFrom(org.eclipse.debug.core.ILaunchConfiguration)
	 */
	public void initializeFrom(ILaunchConfiguration configuration)
	{
		hookListeners(false);
		try
		{
			httpGetQuery.setText(configuration.getAttribute(ILaunchConfigurationConstants.CONFIGURATION_HTTP_GET_QUERY,	StringUtils.EMPTY));
		}
		catch (CoreException e)
		{
			IdeLog.logError(JSDebugPlugin.getDefault(), "Reading launch configuration fails", e); //$NON-NLS-1$
		}
		finally
		{
			hookListeners(true);
		}
	}

	/**
	 * @see org.eclipse.debug.ui.ILaunchConfigurationTab#performApply(org.eclipse.debug.core.ILaunchConfigurationWorkingCopy)
	 */
	public void performApply(ILaunchConfigurationWorkingCopy configuration)
	{
		configuration.setAttribute(ILaunchConfigurationConstants.CONFIGURATION_HTTP_GET_QUERY, httpGetQuery.getText());
	}

	/**
	 * @see org.eclipse.debug.ui.ILaunchConfigurationTab#getName()
	 */
	public String getName()
	{
		return Messages.HttpSettingsTab_HTTP;
	}

	/**
	 * @see org.eclipse.debug.ui.ILaunchConfigurationTab#getImage()
	 */
	public Image getImage()
	{
		if (image == null)
		{
			image = DebugUiPlugin.getImageDescriptor("icons/full/obj16/launch-http.gif").createImage(); //$NON-NLS-1$
		}
		return image;
	}

	/**
	 * @see org.eclipse.debug.ui.ILaunchConfigurationTab#dispose()
	 */
	public void dispose()
	{
		if (image != null)
		{
			image.dispose();
		}
		super.dispose();
	}
}