org.eclipse.cdt.internal.ui.wizards.OpenNewWizardAction.java Source code

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Here is the source code for org.eclipse.cdt.internal.ui.wizards.OpenNewWizardAction.java

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/*******************************************************************************
 * Copyright (c) 2000, 2008 IBM Corporation and others.
 * 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:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.cdt.internal.ui.wizards;

import java.net.MalformedURLException;
import java.net.URL;

import org.eclipse.cdt.internal.ui.util.CoreUtility;
import org.eclipse.cdt.ui.CUIPlugin;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IConfigurationElement;
import org.eclipse.core.runtime.Platform;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.wizard.Wizard;

public class OpenNewWizardAction extends AbstractOpenWizardAction {

    private static final String TAG_DESCRIPTION = "description"; //$NON-NLS-1$
    private final static String ATT_NAME = "name";//$NON-NLS-1$
    private final static String ATT_CLASS = "class";//$NON-NLS-1$
    private final static String ATT_ICON = "icon";//$NON-NLS-1$

    private IConfigurationElement fConfigurationElement;

    public OpenNewWizardAction(IConfigurationElement element) {
        fConfigurationElement = element;
        setText(element.getAttribute(ATT_NAME));

        String description = getDescriptionFromConfig(fConfigurationElement);
        setDescription(description);
        setToolTipText(description);
        setImageDescriptor(getIconFromConfig(fConfigurationElement));
    }

    private String getDescriptionFromConfig(IConfigurationElement config) {
        IConfigurationElement[] children = config.getChildren(TAG_DESCRIPTION);
        if (children.length >= 1) {
            return children[0].getValue();
        }
        return ""; //$NON-NLS-1$
    }

    private ImageDescriptor getIconFromConfig(IConfigurationElement config) {
        try {
            String iconName = config.getAttribute(ATT_ICON);
            if (iconName != null) {
                URL pluginInstallUrl = Platform.getBundle(config.getDeclaringExtension().getContributor().getName())
                        .getEntry("/"); //$NON-NLS-1$         
                return ImageDescriptor.createFromURL(new URL(pluginInstallUrl, iconName));
            }
            return null;
        } catch (MalformedURLException exception) {
            CUIPlugin.logError("Unable to load wizard icon"); //$NON-NLS-1$
        }
        return ImageDescriptor.getMissingImageDescriptor();

    }

    /* (non-Javadoc)
     * @see org.eclipse.jdt.internal.ui.wizards.AbstractOpenWizardAction#createWizard()
     */
    @Override
    protected Wizard createWizard() throws CoreException {
        return (Wizard) CoreUtility.createExtension(fConfigurationElement, ATT_CLASS);
    }
}