高仿APP——元贝驾考（三）滑动关闭Activity

/**
* 向右滑动关闭Activity
*
* 添加关闭动画
*/

public class SwipeBackView extends SlidingMenu {

public Context context;

public SwipeBackView(Context context) {
super(context);
this.context = context;
init();
}

private void init(){
setMode(LEFT);
setTouchModeAbove(TOUCHMODE_MARGIN);//触摸边缘触发
setOnOpenedListener(new SlidingMenu.OnOpenedListener() {
@Override
public void onOpened() {
TranslateAnimation translateAnimation = new TranslateAnimation(getContent().getX(), BaseApplication.WINDOW_WIDTH,0,0);
translateAnimation.setDuration(300);
translateAnimation.setFillAfter(false);
((Activity)context).finish();
startAnimation(translateAnimation);
}
});
}
}

setOnOpenedListener

public void activityEnterAnimation(View contentView){
this.contentView = contentView;
contentView.startAnimation(AnimationUtils.loadAnimation(this,R.anim.activity_start));
}

/**
* 关闭时过场动画
* @param contentView
*/
public void activityBackAnimation(){
Animation translateAnimation = AnimationUtils.loadAnimation(this,R.anim.activity_close);
this.contentView.startAnimation(translateAnimation);
translateAnimation.setFillAfter(true);
translateAnimation.setAnimationListener(new Animation.AnimationListener() {
@Override
public void onAnimationStart(Animation animation) {

}

@Override
public void onAnimationEnd(Animation animation) {
BaseActivity.this.finish();
}

@Override
public void onAnimationRepeat(Animation animation) {

}
});

public class WebActivity extends BaseActivity {

private SwipeBackView swipeBackView;

private BaseWebView baseWebView;

@Override
protected void onCreate(@Nullable Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
baseWebView = new BaseWebView(this);
swipeBackView = new SwipeBackView(this);
swipeBackView.setContent(baseWebView);

//如果不为抽屉设置MenuView的话，SlidingMenu会自动补上一个空的View
setContentView(swipeBackView);
activityEnterAnimation(baseWebView);
baseWebView.loadUrl("https://www.baidu.com/");
}

@Override
public void onBackPressed() {
//        activityBackAnimation();
if(baseWebView.getScrollWebView().canGoBack()){
baseWebView.getScrollWebView().goBack();
}else{
activityBackAnimation();
}
}
}

android:theme="@android:style/Theme.Translucent.NoTitleBar"