长按删除 松手取消

//删除按钮被长按了
        button_del.setOnLongClickListener(new OnLongClickListener() {
            @Override
            public boolean onLongClick(View v) {
                isLongPress=true;
                isContinueDel=true;
                post(new Runnable() {
                    @Override
                    public void run() {
                        deleteContent();
                        if (getFocusInput() != null && getFocusInput().getSelectionStart() > 0&&isContinueDel) {
                            postDelayed(this, 50);
                        }
                    }
                });

                return true;
            }
        });

//松手取消监听
button_del.setOnTouchListener(new OnTouchListener() {
            @Override
            public boolean onTouch(View v, MotionEvent event) {
               if(v.getId()==button_del.getId()){
                   if(event.getAction() == MotionEvent.ACTION_UP){
                       if(isLongPress){
                           isContinueDel=false;
                           isLongPress=false;
                       }
                   }
               }
               return false;
            }
        });