SampleApp.java

/*
 * Copyright 2008 Jeff Dwyer
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package com.apress.progwt.client;

import com.apress.progwt.client.calculator.Calculator;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.user.client.Command;
import com.google.gwt.user.client.DeferredCommand;
import com.google.gwt.user.client.ui.Label;
import com.google.gwt.user.client.ui.RootPanel;
import com.google.gwt.user.client.ui.VerticalPanel;

/**
 * Entry point classes define <code>onModuleLoad()</code>.
 */
public class SampleApp implements EntryPoint {

    public void onModuleLoad() {
        // Log.setUncaughtExceptionHandler();

        DeferredCommand.addCommand(new Command() {
            public void execute() {
                onModuleLoad2();
            }
        });
    }

    public void onModuleLoad2() {
        try {

            RootPanel.get("loading").setVisible(false);
            RootPanel.get("slot1").add(new Calculator());

        } catch (Exception e) {

            e.printStackTrace();

            VerticalPanel panel = new VerticalPanel();

            panel.add(new Label("Error"));
            panel.add(new Label(e.getMessage()));

            RootPanel.get("slot1").add(panel);
        }

    }
}