| /** |
| * 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 com.taobao.weex.ui.component.binding; |
| |
| |
| |
| import android.os.AsyncTask; |
| import android.util.Log; |
| |
| import com.taobao.weex.WXEnvironment; |
| import com.taobao.weex.common.Constants; |
| import com.taobao.weex.ui.component.WXComponent; |
| import com.taobao.weex.ui.component.WXVContainer; |
| import com.taobao.weex.ui.component.list.WXCell; |
| import com.taobao.weex.ui.component.list.template.TemplateDom; |
| import com.taobao.weex.ui.component.list.template.TemplateViewHolder; |
| import com.taobao.weex.ui.component.list.template.WXRecyclerTemplateList; |
| import com.taobao.weex.ui.component.list.template.jni.NativeRenderObjectUtils; |
| import com.taobao.weex.utils.WXLogUtils; |
| import com.taobao.weex.utils.WXUtils; |
| |
| /** |
| * Created by furture on 2017/8/21. |
| */ |
| public class Layouts { |
| /** |
| * do dom layout async or sync , and set layout to component on main. |
| * on first use do sync layout, when compontnet reuse do async layout |
| * */ |
| public static void doLayoutAsync(final TemplateViewHolder templateViewHolder, boolean async){ |
| final WXComponent component = templateViewHolder.getComponent(); |
| final int position = templateViewHolder.getHolderPosition(); |
| if(templateViewHolder.asyncTask != null){ |
| templateViewHolder.asyncTask.cancel(false); |
| templateViewHolder.asyncTask = null; |
| } |
| if(async){ |
| AsyncTask<Void, Void, Void> asyncTask = new AsynLayoutTask(templateViewHolder, position, component); |
| templateViewHolder.asyncTask = asyncTask; |
| asyncTask.executeOnExecutor(AsyncTask.SERIAL_EXECUTOR); //serial executor is better |
| }else{ |
| doLayoutOnly(component, templateViewHolder); |
| setLayout(component, false); |
| if(templateViewHolder.getHolderPosition() >= 0){ |
| templateViewHolder.getTemplateList().fireEvent("_attach_slot", TemplateDom.findAllComponentRefs(templateViewHolder.getTemplateList().getRef(), position, component)); |
| } |
| } |
| |
| } |
| /** |
| * @param layoutHeight height |
| * @param layoutWidth width |
| * */ |
| public static void doLayoutSync(WXCell component, float layoutWidth, float layoutHeight){ |
| doSafeLayout(component, layoutWidth, layoutHeight); |
| setLayout(component, false); |
| } |
| |
| /** |
| * safe layout |
| * */ |
| public static void doLayoutOnly(WXComponent component, TemplateViewHolder holder){ |
| doSafeLayout(component, holder.getTemplateList().getLayoutWidth(), holder.getTemplateList().getLayoutHeight()); |
| } |
| |
| private static void doSafeLayout(WXComponent component, float layoutWidth, float layoutHeight){ |
| try{ |
| long start = System.currentTimeMillis(); |
| int height = NativeRenderObjectUtils.nativeLayoutRenderObject(component.getRenderObjectPtr(), |
| layoutWidth, |
| layoutHeight); |
| if(WXEnvironment.isOpenDebugLog() && WXRecyclerTemplateList.ENABLE_TRACE_LOG) { |
| WXLogUtils.d(WXRecyclerTemplateList.TAG, "WXTemplateList doSafeLayout " + |
| component.getAttrs().get(Constants.Name.Recycler.SLOT_TEMPLATE_CASE) + " " + Thread.currentThread().getName() + " doSafeLayout used " + |
| (System.currentTimeMillis() - start)); |
| } |
| if(!(height > 0)){ |
| WXLogUtils.e(WXRecyclerTemplateList.TAG, " WXTemplateList doSafeLayout wrong template " + |
| component.getAttrs().get(Constants.Name.Recycler.SLOT_TEMPLATE_CASE) + " cell height " + height); |
| } |
| }catch (Exception e){ |
| if(WXEnvironment.isApkDebugable()){ |
| WXLogUtils.e(WXRecyclerTemplateList.TAG, e); |
| } |
| } |
| } |
| |
| |
| /** |
| * recursive set layout to component, |
| * dom extra will also be updated from dom object to component. |
| * if force is true, always set layout |
| * */ |
| public static final void setLayout(WXComponent component, boolean force){ |
| if(component.isWaste()){ |
| return; |
| } |
| if(component.getAttrs().containsKey(TemplateDom.KEY_RESET_ANIMATION)){ |
| if(WXUtils.getBoolean(component.getAttrs().get(TemplateDom.KEY_RESET_ANIMATION), true).booleanValue()){ |
| TemplateDom.resetAnimaiton(component.getHostView()); |
| } |
| } |
| long ptr = component.getRenderObjectPtr(); |
| if(NativeRenderObjectUtils.nativeRenderObjectHasNewLayout(ptr)){ |
| NativeRenderObjectUtils.nativeRenderObjectUpdateComponent(ptr, component); |
| } |
| if(component instanceof WXVContainer){ |
| WXVContainer container = (WXVContainer) component; |
| int count = container.getChildCount(); |
| for (int i = 0; i < count; ++i) { |
| WXComponent child = container.getChild(i); |
| if (child != null) { |
| setLayout(child, force); |
| } |
| } |
| } |
| } |
| } |