Java tutorial
/* * Copyright (C) 2011 Jake Wharton * * 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.actionbarsherlock.sample.demos.app; import android.os.Bundle; import android.support.v4.app.FragmentActivity; import android.support.v4.view.Window; import android.view.View; import com.actionbarsherlock.sample.demos.R; public class ActionBarIndeterminateProgress extends FragmentActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); //This has to be called before setContentView and you must use the //class in android.support.v4.view and NOT android.view requestWindowFeature(Window.FEATURE_INDETERMINATE_PROGRESS); setContentView(R.layout.actionbar_iprogress); setProgressBarIndeterminateVisibility(Boolean.FALSE); //Bind to the buttons which enable and disable the progress spinner. //Notice how we *MUST* pass TRUE/FALSE objects rather than the native //true/false values. findViewById(R.id.enable).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View arg0) { setProgressBarIndeterminateVisibility(Boolean.TRUE); } }); findViewById(R.id.disable).setOnClickListener(new View.OnClickListener() { @Override public void onClick(View arg0) { setProgressBarIndeterminateVisibility(Boolean.FALSE); } }); } }