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Android example source code file (Animation.java)

This example Android source code file (Animation.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Android by Example" TM.

Java - Android tags/keywords

activity, android, animation, app, application, button, content, onclicklistener, os, override, ui, view, widget

The Animation.java Android example source code

/*
 * Copyright (C) 2009 The Android Open Source Project
 *
 * 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.example.android.apis.app;

// Need the following import to get access to the app resources, since this
// class is in a sub-package.
import com.example.android.apis.R;
import com.example.android.apis.view.Controls1;

import android.app.Activity;
import android.content.ComponentName;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;


/**
 * <p>Example of explicitly starting and stopping the {@link LocalService}.
 * This demonstrates the implementation of a service that runs in the same
 * process as the rest of the application, which is explicitly started and stopped
 * as desired.</p>
 */
public class Animation extends Activity {
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        setContentView(R.layout.activity_animation);

        // Watch for button clicks.
        Button button = (Button)findViewById(R.id.fade_animation);
        button.setOnClickListener(mFadeListener);
        button = (Button)findViewById(R.id.zoom_animation);
        button.setOnClickListener(mZoomListener);
    }

    private OnClickListener mFadeListener = new OnClickListener() {
        public void onClick(View v) {
            // Request the next activity transition (here starting a new one).
            startActivity(new Intent(Animation.this, Controls1.class));
            // Supply a custom animation.  This one will just fade the new
            // activity on top.  Note that we need to also supply an animation
            // (here just doing nothing for the same amount of time) for the
            // old activity to prevent it from going away too soon.
            overridePendingTransition(R.anim.fade, R.anim.hold);
        }
    };

    private OnClickListener mZoomListener = new OnClickListener() {
        public void onClick(View v) {
            // Request the next activity transition (here starting a new one).
            startActivity(new Intent(Animation.this, Controls1.class));
            // This is a more complicated animation, involving transformations
            // on both this (exit) and the new (enter) activity.  Note how for
            // the duration of the animation we force the exiting activity
            // to be Z-ordered on top (even though it really isn't) to achieve
            // the effect we want.
            overridePendingTransition(R.anim.zoom_enter, R.anim.zoom_exit);
        }
    };
}

Other Android examples (source code examples)

Here is a short list of links related to this Android Animation.java source code file:

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