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Main.java
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/
Main.java
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package com.example.incrementer.web;
import com.example.incrementer.shared.NumberIncrementer;
import com.google.gwt.core.client.Callback;
import com.google.gwt.core.client.EntryPoint;
import com.google.gwt.core.client.ScriptInjector;
import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.Window;
import com.google.gwt.user.client.ui.Button;
import com.google.gwt.user.client.ui.RootPanel;
import com.firebase.client.Firebase;
public class Main implements EntryPoint {
@Override
public void onModuleLoad() {
ScriptInjector.fromUrl("http://cdn.firebase.com/v0/firebase.js")
.setCallback(new Callback<Void,Exception>(){
@Override
public void onFailure(Exception reason) {
}
@Override
public void onSuccess(Void result) {
onScriptLoaded();
}
})
.inject();
}
public void onScriptLoaded() {
Button button = new Button("Increment!");
RootPanel.get().add(button);
Firebase firebase = new Firebase("https://incrementer.firebaseio-demo.com");
final NumberIncrementer incrementer = new NumberIncrementer(firebase);
button.addClickHandler(new ClickHandler() {
@Override
public void onClick(ClickEvent event) {
incrementer.increment(new NumberIncrementer.Callback() {
@Override
public void onIncrement(long numIncrements) {
Window.alert(numIncrements + " increments!");
}
});
}
});
}
}