content: /*
   * Licensed to the Apache Software Foundation (ASF) under one
   * or more contributor license agreements.  See the NOTICE file
   * distributed with this work for additional information
   * regarding copyright ownership.  The ASF licenses this file
   * to you under the Apache License, Version 2.0 (the
   * "License"); you may not use this file except in compliance
   * with the License.  You may obtain a copy of the License at
   * 
   *   http://www.apache.org/licenses/LICENSE-2.0
   * 
   * Unless required by applicable law or agreed to in writing,
   * software distributed under the License is distributed on an
   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
   * KIND, either express or implied.  See the License for the
   * specific language governing permissions and limitations
   * under the License.
   */
  package org.apache.weex.ui.component;
  
  import android.content.Context;
  import android.support.annotation.NonNull;
  import android.text.TextUtils;
  
  import org.apache.weex.WXSDKInstance;
  import org.apache.weex.annotation.Component;
  import org.apache.weex.common.Constants;
  import org.apache.weex.ui.action.BasicComponentData;
  import org.apache.weex.ui.component.list.WXListComponent;
  import org.apache.weex.ui.view.WXFrameLayout;
  import org.apache.weex.ui.view.WXLoadingLayout;
  import org.apache.weex.ui.view.refresh.wrapper.BaseBounceView;
  import org.apache.weex.utils.WXUtils;
  
  import java.util.HashMap;
  import java.util.Map;
  import org.apache.weex.ui.view.refresh.core.WXSwipeLayout.WXOnLoadingListener;
  
  /**
   * div component
   */
  @Component(lazyload = false)
  public class WXLoading extends WXBaseRefresh implements WXOnLoadingListener {
  
    public static final String HIDE = "hide";
  
    public WXLoading(
        WXSDKInstance instance, WXVContainer parent, boolean lazy, BasicComponentData basicComponentData) {
      super(instance, parent, lazy, basicComponentData);
    }
  
    @Override
    protected WXFrameLayout initComponentHostView(@NonNull Context context) {
      return new WXLoadingLayout(context);
    }
  
    @Override
    public void onLoading() {
      if (getEvents().contains(Constants.Event.ONLOADING)) {
        fireEvent(Constants.Event.ONLOADING);
      }
    }
  
    @Override
    protected void setHostLayoutParams(WXFrameLayout host, int width, int height,
                                       int left, int right, int top, int bottom) {
      // The view of WXLoading will always be wrapped by a WXRefreshView at some point
      // which is unknowable for front-end so the margins should always be 0 in LayoutParams,
      // otherwise it will bring visible layout errors. This means WXLoading do not
      // support margin.
      super.setHostLayoutParams(host, width, height, 0, 0, 0, 0);
    }
  
    @Override
    public void onPullingUp(float dy, int pullOutDistance, float viewHeight) {
      if (getEvents().contains(Constants.Event.ONPULLING_UP)) {
        Map<String, Object> data = new HashMap<>();
        data.put(Constants.Name.DISTANCE_Y, dy);
        data.put(Constants.Name.PULLING_DISTANCE, pullOutDistance);
        data.put(Constants.Name.VIEW_HEIGHT, viewHeight);
        fireEvent(Constants.Event.ONPULLING_UP, data);
      }
    }
  
    @Override
    public boolean canRecycled() {
      return false;
    }
  
    @Override
    protected boolean setProperty(String key, Object param) {
      switch (key) {
        case Constants.Name.DISPLAY:
          String display = WXUtils.getString(param,null);
          if (display != null)
            setDisplay(display);
          return true;
      }
      return super.setProperty(key, param);
    }
  
    @WXComponentProp(name = Constants.Name.DISPLAY)
    public void setDisplay(String display) {
      if (!TextUtils.isEmpty(display)) {
        if (display.equals(HIDE)) {
          if (getParent() instanceof WXListComponent || getParent() instanceof WXScroller) {
            if (((BaseBounceView)getParent().getHostView()).getSwipeLayout().isRefreshing()) {
              ((BaseBounceView) getParent().getHostView()).finishPullLoad();
              ((BaseBounceView) getParent().getHostView()).onLoadmoreComplete();
            }
          }
        }
      }
    }
  }
  