android WindowManager addView 仿悬浮式通知栏 http://www.jianshu.com/p/24e79773f143

NotificationHelper

import android.animation.Animator;
import android.animation.AnimatorListenerAdapter;
import android.content.Context;
import android.content.Intent;
import android.graphics.PixelFormat;
import android.os.Handler;
import android.util.Log;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.MotionEvent;
import android.view.View;
import android.view.WindowManager;
import android.view.animation.LinearInterpolator;
import android.view.animation.OvershootInterpolator;
import android.widget.FrameLayout;
import android.widget.LinearLayout;
import android.widget.TextView;

import com.txzkj.onlinebookedcar.R;
import com.txzkj.onlinebookedcar.constants.Constants;
import com.txzkj.onlinebookedcar.data.entity.SendedOrder;
import com.txzkj.onlinebookedcar.views.activities.TravelActivity;
import com.txzkj.utils.LogUtil;

import static android.view.WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE;
import static com.txzkj.onlinebookedcar.map.MultiAMapNaviListener_New.TAG;

/**
 * Created by Administrator on 2017/10/23.
 */

public class NotificationHelper {
  Context context;
  private WindowManager windowManager;
  private WindowManager.LayoutParams layoutParams;
  public boolean isViewAdded;
  private LinearLayout linearNoti;
  private FrameLayout layout;
  private float downX;
  private float downY;
  //private final int touchSlop;


  int screenWidth;
  private final TextView tvOrderInfo;
  private int layoutHeight;

  public NotificationHelper(final Context context) {
    this.context = context;
    LayoutInflater inflater = LayoutInflater.from(context);
    layout = (FrameLayout) inflater.inflate(R.layout.layout_order_notification, null)
        .findViewById(R.id.notificationbg);
    linearNoti = (LinearLayout) layout.findViewById(R.id.linearNotification);
    tvOrderInfo = (TextView) linearNoti.findViewById(R.id.tvOrderInfo);
    screenWidth=Util.getScreenWidth(context);
    layout.post(new Runnable() {
      @Override
      public void run() {
        layoutHeight =layout.getHeight();
        LogUtil.d("-->layoutHeight is "+layoutHeight);
       layout.setTranslationY(-layoutHeight);
      }
    });

    windowManager = (WindowManager) context.getSystemService(Context.WINDOW_SERVICE);
    layoutParams = new WindowManager.LayoutParams(WindowManager.LayoutParams.MATCH_PARENT,
        WindowManager.LayoutParams.WRAP_CONTENT, WindowManager.LayoutParams.TYPE_PRIORITY_PHONE,
            WindowManager.LayoutParams.FLAG_TRANSLUCENT_STATUS |WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL|FLAG_NOT_FOCUSABLE, PixelFormat.TRANSLUCENT);
    layoutParams.gravity = Gravity.TOP | Gravity.CENTER_HORIZONTAL;
    layoutParams.x=0;
    layoutParams.y=0;
    layoutParams.verticalMargin=0;
    layout.setClipChildren(false);
    layout.setClipToPadding(false);


    linearNoti.setOnTouchListener(new View.OnTouchListener() {
      @Override public boolean onTouch(View view, MotionEvent motionEvent) {
        switch (motionEvent.getAction()) {
          case MotionEvent.ACTION_DOWN:
            downX = motionEvent.getRawX();
            downY = motionEvent.getRawY();

            return  true;
          case MotionEvent.ACTION_MOVE:
            break;
          case MotionEvent.ACTION_UP:
            float upX = motionEvent.getRawX();
            float upY = motionEvent.getRawY();
            float yDis=downY-upY;
            float xDis=upX-downX;
            Log.d(TAG, "onTouch: xDis is "+xDis+" yDis is "+yDis);
            if (yDis >Util.dip2px(context,20)){//up scroll
              animUpDismiss();
            }else if (xDis>yDis&&xDis>Util.dip2px(context,20)){ //right fingle
              animRightDismiss();
            }else if (Math.abs(xDis)>Math.abs(yDis)&&xDis<0&&Math.abs(xDis)>Util.dip2px(context,20)){//left fingle
            animLeftDismiss();

          }

              break;
        } return false;
      }
    });
  }

  public void addViewToWindowManager(final SendedOrder sendedOrder) {

    tvOrderInfo.setText("预约  "+"从"+sendedOrder.getStart_address()+" - "+sendedOrder.getEnd_address());
   /* tvOrderInfo.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
            Toaster.showDebugToast("linearNoti is clicked");
            context.startActivity(new Intent(context, TravelActivity.class).putExtra(Constants.KEY_ORDERINFO,sendedOrder).addFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
        removeNotification();
      }
    });*/
    if (!isViewAdded) {
      animShow();
      isViewAdded = true;
    }

  }

  public void addTestInfo(String content){
    tvOrderInfo.setText(content);
   /* tvOrderInfo.setOnClickListener(new View.OnClickListener() {
      @Override
      public void onClick(View v) {
            Toaster.showDebugToast("linearNoti is clicked");
            context.startActivity(new Intent(context, TravelActivity.class).putExtra(Constants.KEY_ORDERINFO,sendedOrder).addFlags(Intent.FLAG_ACTIVITY_NEW_TASK));
        removeNotification();
      }
    });*/
    if (!isViewAdded) {
      animShow();
      isViewAdded = true;
    }
  }

  public void updateTestInfo(String content){
    tvOrderInfo.setText(content);
  }

  public void removeNotification() {
    if (isViewAdded) {
      try {
        windowManager.removeViewImmediate(layout);

      }catch (Exception e){
        LogUtil.e("-->removeViewException is "+e.getMessage());
      }
      isViewAdded = false;
    }
  }

 // final SwipeDismissTouchListener dismissTouchListener;

  private void animUpDismiss() {
    try {

          layout.animate().setDuration(500).alpha(0.0f).translationY(-layoutHeight).setInterpolator( new LinearInterpolator() ).setListener(new AnimatorListenerAdapter() {
            @Override public void onAnimationEnd(Animator animation) {
              removeNotification();
            }
          }).start();

    } catch (Exception e) {
      e.printStackTrace();
      layout.setVisibility(View.GONE);
    }
  }

  private void animRightDismiss(){
    layout.animate().setDuration(700).alpha(0).translationX(screenWidth).setInterpolator( new LinearInterpolator() ).setListener(new AnimatorListenerAdapter() {
      @Override public void onAnimationEnd(Animator animation) {
        super.onAnimationEnd(animation);
          layout.setVisibility(View.GONE);
          layout.setTranslationY(-300);
          layout.setTranslationX(0);
          removeNotification();
      }
    }).start();
  }

  private void animLeftDismiss(){
    layout.animate().setDuration(700).alpha(0).translationX(-screenWidth).setInterpolator( new LinearInterpolator() ).setListener(new AnimatorListenerAdapter() {
      @Override public void onAnimationEnd(Animator animation) {
        super.onAnimationEnd(animation);
        layout.setVisibility(View.GONE);
        layout.setTranslationY(-300);
        layout.setTranslationX(0);
        removeNotification();
      }
    }).start();
  }

  Handler handler = new Handler();

  private void animShow() {
    try {
      windowManager.addView(layout, layoutParams);
      layout.requestFocus();
      layout.animate()
          .setDuration(500)
          .alpha(1)
          .translationY(0)
          .translationX(0).setInterpolator( new OvershootInterpolator() )
          .setListener(new AnimatorListenerAdapter() {
            @Override
            public void onAnimationStart(Animator animation) {
              super.onAnimationStart(animation);
              layout.setVisibility(View.VISIBLE);

            }

            @Override public void onAnimationEnd(Animator animation) {
              super.onAnimationEnd(animation);
             handler.postDelayed(new Runnable() {
                @Override public void run() {
                   animUpDismiss();
                }
              }, 10000);
            }
          }).start();
    } catch (NullPointerException npe) {
      LogUtil.e("-->animShow is " + npe.getMessage());
    }
  }
}