org.eclipse.wb.internal.rcp.model.rcp.PageInfo.java Source code

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Here is the source code for org.eclipse.wb.internal.rcp.model.rcp.PageInfo.java

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/*******************************************************************************
 * Copyright (c) 2011 Google, Inc.
 * 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:
 *    Google, Inc. - initial API and implementation
 *******************************************************************************/
package org.eclipse.wb.internal.rcp.model.rcp;

import org.eclipse.wb.internal.core.model.JavaInfoUtils;
import org.eclipse.wb.internal.core.model.creation.CreationSupport;
import org.eclipse.wb.internal.core.model.description.ComponentDescription;
import org.eclipse.wb.internal.core.utils.ast.AstEditor;
import org.eclipse.wb.internal.core.utils.reflect.ReflectionUtils;
import org.eclipse.wb.internal.rcp.model.ModelMessages;

import org.eclipse.swt.custom.CTabItem;
import org.eclipse.ui.part.Page;

import org.apache.commons.lang.NotImplementedException;

import java.lang.reflect.InvocationHandler;
import java.lang.reflect.Method;
import java.lang.reflect.Proxy;

/**
 * Model for {@link Page}.
 * 
 * @author scheglov_ke
 * @coverage rcp.model.rcp
 */
public final class PageInfo extends ViewPartLikeInfo {
    ////////////////////////////////////////////////////////////////////////////
    //
    // Constructor
    //
    ////////////////////////////////////////////////////////////////////////////
    public PageInfo(AstEditor editor, ComponentDescription description, CreationSupport creationSupport)
            throws Exception {
        super(editor, description, creationSupport);
    }

    ////////////////////////////////////////////////////////////////////////////
    //
    // Rendering
    //
    ////////////////////////////////////////////////////////////////////////////
    @Override
    protected String getGUIMethodName() {
        return "createControl";
    }

    @Override
    protected void configureTabItem(CTabItem tabItem) throws Exception {
        tabItem.setImage(getDescription().getIcon());
        tabItem.setText(ModelMessages.PageInfo_title);
    }

    @Override
    protected void applyActionBars() throws Exception {
        ClassLoader editorLoader = JavaInfoUtils.getClassLoader(this);
        Class<?> pageSiteClass = editorLoader.loadClass("org.eclipse.ui.part.IPageSite");
        // create IPageSite
        final Object pageSite = Proxy.newProxyInstance(editorLoader, new Class<?>[] { pageSiteClass },
                new InvocationHandler() {
                    public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
                        String signature = ReflectionUtils.getMethodSignature(method);
                        if (signature.equals("getActionBars()")) {
                            return m_actionBars;
                        }
                        if (signature
                                .equals("setSelectionProvider(org.eclipse.jface.viewers.ISelectionProvider)")) {
                            return null;
                        }
                        throw new NotImplementedException();
                    }
                });
        // call init(IPageSite)
        ReflectionUtils.invokeMethod(getObject(), "init(org.eclipse.ui.part.IPageSite)", pageSite);
    }
}