我添加了一个 ViewFlipper,其中有 2 个线性布局,并且我制作了一个动画 xml:
left_in.xml:
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromXDelta="-100%p" android:toXDelta="0" android:duration="3000"/>
</set>
right_out.xml:
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromXDelta="0" android:toXDelta="100%p" android:duration="3000"/>
</set>
left_out.xml:
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromXDelta="0" android:toXDelta="-100%p" android:duration="3000"/>
</set>
right_in.xml:
<?xml version="1.0" encoding="utf-8"?>
<set xmlns:android="http://schemas.android.com/apk/res/android">
<translate android:fromXDelta="100%p" android:toXDelta="0" android:duration="3000"/>
</set>
一个线性布局中的“下一步”按钮,显示首次加载应用程序时的情况:
mNext.setOnClickListener(new View.OnClickListener(){
public void onClick(View v) {
// TODO Auto-generated method stub
mViewFlipper = (ViewFlipper)findViewById(R.id.viewFlipper1);
//mViewFlipper.setAnimation(AnimationUtils.loadAnimation(v.getContext(), R.anim.left_in));
mViewFlipper.setInAnimation(AnimationUtils.loadAnimation(v.getContext(), R.anim.left_in));
mViewFlipper.setOutAnimation(AnimationUtils.loadAnimation(v.getContext(), R.anim.right_out));
mViewFlipper.showNext();
}
});
和“上一页”按钮:
mPrev.setOnClickListener(new View.OnClickListener(){
public void onClick(View v) {
// TODO Auto-generated method stub
mViewFlipper = (ViewFlipper)findViewById(R.id.viewFlipper1);
mViewFlipper.setOutAnimation(AnimationUtils.loadAnimation(v.getContext(), R.anim.right_in));
mViewFlipper.setInAnimation(AnimationUtils.loadAnimation(v.getContext(), R.anim.left_out));
mViewFlipper.showPrevious();
}
});
“下一个”按钮运行良好,但“上一个”按钮很奇怪:当我单击“上一个”时,它首先切换到上一个视图,然后启动动画,最后又再次切换到上一个视图!怎么解决呢??
提前致谢!!