org.eclipse.e4.internal.tools.wizards.classes.NewHandlerClassWizard.java Source code

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Here is the source code for org.eclipse.e4.internal.tools.wizards.classes.NewHandlerClassWizard.java

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/*******************************************************************************
 * Copyright (c) 2010 BestSolution.at 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:
 *     Tom Schindl <tom.schindl@bestsolution.at> - initial API and implementation
 *     Sopot Cela <sopotcela@gmail.com>
 ******************************************************************************/
package org.eclipse.e4.internal.tools.wizards.classes;

import java.util.Set;

import org.eclipse.core.databinding.DataBindingContext;
import org.eclipse.core.databinding.beans.BeanProperties;
import org.eclipse.core.resources.ResourcesPlugin;
import org.eclipse.e4.internal.tools.wizards.classes.AbstractNewClassPage.JavaClass;
import org.eclipse.e4.internal.tools.wizards.classes.templates.HandlerTemplate;
import org.eclipse.jdt.core.IPackageFragmentRoot;
import org.eclipse.jface.databinding.swt.IWidgetValueProperty;
import org.eclipse.jface.databinding.swt.WidgetProperties;
import org.eclipse.swt.SWT;
import org.eclipse.swt.layout.GridData;
import org.eclipse.swt.widgets.Button;
import org.eclipse.swt.widgets.Composite;
import org.eclipse.swt.widgets.Label;
import org.eclipse.swt.widgets.Text;

public class NewHandlerClassWizard extends AbstractNewClassWizard {
    private String initialString;

    public NewHandlerClassWizard(String contributionURI) {
        this.initialString = contributionURI;
    }

    public NewHandlerClassWizard() {
        // Intentially left empty 
    }

    @Override
    protected String getContent() {
        HandlerTemplate template = new HandlerTemplate();
        return template.generate(getDomainClass());
    }

    @Override
    public void addPages() {
        addPage(new AbstractNewClassPage("Classinformation", "New Handler", "Create a new handler class", root,
                ResourcesPlugin.getWorkspace().getRoot(), initialString) {

            @Override
            protected JavaClass createInstance() {
                return new HandlerClass(root);
            }

            @Override
            protected void createFields(Composite parent, DataBindingContext dbc) {
                IWidgetValueProperty textProp = WidgetProperties.text(SWT.Modify);

                {
                    Label l = new Label(parent, SWT.NONE);
                    l.setText("Execute Method");

                    Text t = new Text(parent, SWT.BORDER);
                    t.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
                    dbc.bindValue(textProp.observe(t),
                            BeanProperties.value("executeMethodName").observe(getClazz()));

                    l = new Label(parent, SWT.NONE);
                }

                {
                    Label l = new Label(parent, SWT.NONE);
                    l.setText("Can-Execute Method");

                    Text t = new Text(parent, SWT.BORDER);
                    t.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));
                    dbc.bindValue(textProp.observe(t),
                            BeanProperties.value("canExecuteMethodName").observe(getClazz()));
                    dbc.bindValue(WidgetProperties.enabled().observe(t),
                            BeanProperties.value("useCanExecute").observe(getClazz()));

                    Button b = new Button(parent, SWT.CHECK);
                    dbc.bindValue(WidgetProperties.selection().observe(b),
                            BeanProperties.value("useCanExecute").observe(getClazz()));
                }
            }
        });
    }

    @Override
    protected Set<String> getRequiredBundles() {
        Set<String> set = super.getRequiredBundles();
        set.add("org.eclipse.e4.core.di");
        return set;
    }

    public static class HandlerClass extends JavaClass {
        private String executeMethodName = "execute";
        private String canExecuteMethodName = "canExecute";
        private boolean useCanExecute = false;

        public HandlerClass(IPackageFragmentRoot root) {
            super(root);
        }

        public String getExecuteMethodName() {
            return executeMethodName;
        }

        public void setExecuteMethodName(String executeMethodName) {
            support.firePropertyChange("executeMethodName", this.executeMethodName,
                    this.executeMethodName = executeMethodName);
        }

        public String getCanExecuteMethodName() {
            return canExecuteMethodName;
        }

        public void setCanExecuteMethodName(String canExecuteMethodName) {
            support.firePropertyChange("canExecuteMethodName", this.canExecuteMethodName,
                    this.canExecuteMethodName = canExecuteMethodName);
        }

        public boolean isUseCanExecute() {
            return useCanExecute;
        }

        public void setUseCanExecute(boolean useCanExecute) {
            support.firePropertyChange("useCanExecute", this.useCanExecute, this.useCanExecute = useCanExecute);
        }
    }
}