org.eclipse.emf.codegen.action.CompileTemplateAction.java Source code

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Here is the source code for org.eclipse.emf.codegen.action.CompileTemplateAction.java

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/**
 * Copyright (c) 2002-2006 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 - Initial API and implementation
 */
package org.eclipse.emf.codegen.action;

import java.util.Collections;
import java.util.Iterator;
import java.util.List;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.dialogs.ProgressMonitorDialog;
import org.eclipse.jface.operation.IRunnableWithProgress;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.ui.IActionDelegate;

import org.eclipse.emf.codegen.jet.JETCompileTemplateOperation;
import org.eclipse.emf.codegen.jet.JETNature;
import org.eclipse.emf.codegen.presentation.CodeGenUIPlugin;

/**
 * Compile the JET template.
 */
public class CompileTemplateAction implements IActionDelegate {
    protected ISelection selection;

    public void run(IAction action) {
        if (action.isEnabled()) {
            IRunnableWithProgress op = new IRunnableWithProgress() {
                public void run(IProgressMonitor monitor) {
                    try {
                        for (Iterator<?> i = getSelectedObjects().iterator(); i.hasNext();) {
                            IFile file = (IFile) i.next();
                            JETNature jetNature = JETNature.getRuntime(file.getProject());
                            if (jetNature != null) {
                                JETCompileTemplateOperation compileTemplate = new JETCompileTemplateOperation(
                                        file.getProject(), jetNature.getTemplateContainers(),
                                        Collections.singleton(file));
                                compileTemplate.run(monitor);
                            }
                        }
                    } catch (Exception e) {
                        CodeGenUIPlugin.write(e);
                    }
                }
            };

            try {
                ProgressMonitorDialog dialog = new ProgressMonitorDialog(
                        CodeGenUIPlugin.getPlugin().getWorkbench().getActiveWorkbenchWindow().getShell());
                dialog.run(false, true, op);
            } catch (Exception e) {
                CodeGenUIPlugin.write(e);
            }
        }
    }

    public void selectionChanged(IAction action, ISelection selection) {
        this.selection = selection;
        setActionState(action);
    }

    protected void setActionState(IAction action) {
        action.setEnabled(true);
    }

    protected List<?> getSelectedObjects() {
        return selection instanceof IStructuredSelection ? ((IStructuredSelection) selection).toList()
                : Collections.EMPTY_LIST;
    }

    protected boolean isSupportedAction(Object object) {
        return object instanceof IFile && ((IFile) object).isAccessible();
    }
}