Android应用源码之Android Layout UI 首页加载过渡动画，星期变化动画.zip

package com.nevin.SMSender; import android.app.Activity; import android.content.Intent; import android.os.Bundle; import android.os.Handler; import android.view.animation.AlphaAnimation; import android.view.animation.Animation; import android.view.animation.AnimationSet; import android.view.animation.TranslateAnimation; import android.widget.ImageView; import android.widget.ProgressBar; public class DaysActivity extends Activity { private ImageView loadingImage1 = null; private ImageView loadingImage2 = null; private Handler myHandler = new Handler(); private ProgressBar pgBar = null; AnimationSet animationSet1; AnimationSet animationSet2; int i = 1; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); loadingImage1 = (ImageView) findViewById(R.id.loadingImage1); loadingImage2 = (ImageView) findViewById(R.id.loadingImage2); pgBar = (ProgressBar) findViewById(R.id.theProgressBar); // 第一个动画 animationSet1 = new AnimationSet(true); TranslateAnimation translateAnimation1 = new TranslateAnimation( Animation.RELATIVE_TO_SELF, 0f, Animation.RELATIVE_TO_SELF, -1f, Animation.RELATIVE_TO_SELF, 0f, Animation.RELATIVE_TO_SELF, 0f); translateAnimation1.setDuration(2000); AlphaAnimation alphaAnimation1 = new AlphaAnimation(1, 0); alphaAnimation1.setDuration(2800); animationSet1.addAnimation(translateAnimation1); animationSet1.addAnimation(alphaAnimation1); // 第二个动画 animationSet2 = new AnimationSet(true); TranslateAnimation translateAnimation2 = new TranslateAnimation( Animation.RELATIVE_TO_SELF, 0f, Animation.RELATIVE_TO_SELF, -1.17f, Animation.RELATIVE_TO_SELF, 0f, Animation.RELATIVE_TO_SELF, 0f); translateAnimation2.setDuration(3000); AlphaAnimation alphaAnimation2 = new AlphaAnimation(0, 1); alphaAnimation2.setDuration(3000); animationSet2.addAnimation(translateAnimation2); animationSet2.addAnimation(alphaAnimation2); // 开始播放 // loadingImage1.startAnimation(animationSet1); // loadingImage2.startAnimation(animationSet2); myHandler.post(myThread); } Runnable myThread = new Runnable() { @Override public void run() { // TODO Auto-generated method stub if (i == 7) { i=0; loadingImage2.setImageDrawable(getResources().getDrawable( R.drawable.monday)); //myHandler.removeCallbacks(myThread); //return;//可以从这里跳到你需要的Activity } else { switch (i) { case 1: loadingImage1.setImageDrawable(getResources().getDrawable( R.drawable.monday)); loadingImage2.setImageDrawable(getResources().getDrawable( R.drawable.tuesday)); break; case 2: loadingImage1.setImageDrawable(getResources().getDrawable( R.drawable.tuesday)); loadingImage2.setImageDrawable(getResources().getDrawable( R.drawable.wednesday)); break; case 3: loadingImage1.setImageDrawable(getResources().getDrawable( R.drawable.wednesday)); loadingImage2.setImageDrawable(getResources().getDrawable( R.drawable.thursday)); break; case 4: loadingImage1.setImageDrawable(getResources().getDrawable( R.drawable.thursday)); loadingImage2.setImageDrawable(getResources().getDrawable( R.drawable.friday)); break; case 5: loadingImage1.setImageDrawable(getResources().getDrawable( R.drawable.friday)); loadingImage2.setImageDrawable(getResources().getDrawable( R.drawable.saturdayandsunday)); break; } if (i != 6) { loadingImage1.startAnimation(animationSet1); loadingImage2.startAnimation(animationSet2); } else { loadingImage1.setImageDrawable(getResources().getDrawable( R.drawable.saturdayandsunday)); } i = i + 1; } if ( i==0 || i==1 ){ pgBar.setProgress(0); } else if (i == 2) { pgBar.setProgress(5); } else { pgBar.setProgress((i + 3) * 10); } if(i!=7) { myHandler.postDelayed(myThread, 3000); } else { myHandler.postDelayed(myThread, 1000); } } }; }