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We also recommend that a * file or class name and description of purpose be included on the * same "printed page" as the copyright notice for easier * identification within third-party archives. * * Copyright 2016 Alibaba Group * * Licensed 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; import android.support.annotation.NonNull; import android.support.annotation.Nullable; import android.text.TextUtils; import com.taobao.weex.WXSDKInstance; import com.taobao.weex.bridge.JSCallback; import com.taobao.weex.common.WXRuntimeException; import com.taobao.weex.common.WXThread; import com.taobao.weex.dom.WXDomObject; import com.taobao.weex.dom.flex.Spacing; import com.taobao.weex.ui.animation.WXAnimationBean; import com.taobao.weex.ui.component.WXComponent; import com.taobao.weex.utils.WXUtils; import java.util.ArrayList; import java.util.HashMap; import java.util.List; import java.util.Map; import java.util.concurrent.ConcurrentHashMap; /** * Manager class for render operation, mainly for managing {@link WXRenderStatement}. * This is <strong>not</strong> a thread-safe class */ public class WXRenderManager { private ConcurrentHashMap<String, WXRenderStatement> mRegistries; private WXRenderHandler mWXRenderHandler; public WXRenderManager() { mRegistries = new ConcurrentHashMap<>(); mWXRenderHandler = new WXRenderHandler(); } public WXRenderStatement getWXRenderStatement(String instanceId) { return mRegistries.get(instanceId); } public @Nullable WXComponent getWXComponent(String instanceId, String ref) { if(instanceId == null || TextUtils.isEmpty(ref)){ return null; } WXRenderStatement stmt = getWXRenderStatement(instanceId); return stmt == null?null:stmt.getComponent(ref); } public WXSDKInstance getWXSDKInstance(String instanceId) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return null; } return statement.getWXSDKInstance(); } public void postOnUiThread(Runnable runnable) { mWXRenderHandler.postDelayed(WXThread.secure(runnable), 0); } /** * Remove renderStatement, can only be invoked in UI thread. * @param instanceId {@link WXSDKInstance#mInstanceId} */ public void removeRenderStatement(String instanceId) { if (!WXUtils.isUiThread()) { throw new WXRuntimeException("[WXRenderManager] removeRenderStatement can only be called in main thread"); } WXRenderStatement statement = mRegistries.remove(instanceId); if (statement != null) { statement.destroy(); } } //TODO Use runnable temporarily public void runOnThread(final String instanceId, final IWXRenderTask task) { mWXRenderHandler.post(WXThread.secure(new Runnable() { @Override public void run() { if (mRegistries.get(instanceId) == null) { return; } task.execute(); } })); } public void registerInstance(WXSDKInstance instance) { mRegistries.put(instance.getInstanceId(), new WXRenderStatement(instance)); } public void createBody(String instanceId, WXComponent component) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.createBody(component); } public WXComponent createBodyOnDomThread(String instanceId, WXDomObject domObject) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return null; } return statement.createBodyOnDomThread(domObject); } public void setLayout(String instanceId, String ref, WXDomObject domObject) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.setLayout(ref, domObject); } /** * Set extra info, other than attribute and style */ public void setExtra(String instanceId, String ref, Object extra) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.setExtra(ref, extra); } public void setPadding(String instanceId, String ref, Spacing padding, Spacing border) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.setPadding(ref, padding, border); } public void addComponent(String instanceId, WXDomObject dom, String parentRef, int index) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.addComponent(dom, parentRef, index); } public @Nullable WXComponent createComponentOnDomThread(String instanceId, WXDomObject dom, String parentRef, int index) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return null; } return statement.createComponentOnDomThread(dom, parentRef, index); } public void addComponent(String instanceId, WXComponent component, String parentRef, int index) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.addComponent(component, parentRef, index); } public void removeComponent(String instanceId, String ref) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.removeComponent(ref); } public void moveComponent(String instanceId, String ref, String parentRef, int index) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.move(ref, parentRef, index); } public void updateAttrs(String instanceId, String ref, Map<String, Object> attrs) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.updateAttrs(ref, attrs); } public void updateStyle(String instanceId, String ref, Map<String, Object> style) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.updateStyle(ref, style); } public void addEvent(String instanceId, String ref, String type) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return ; } statement.addEvent(ref, type); } public void removeEvent(String instanceId, String ref, String type) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return ; } statement.removeEvent(ref, type); } public void scrollToComponent(String instanceId, String ref, Map<String, Object> options) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.scrollTo(ref, options); } public void createFinish(String instanceId, int width, int height) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.createFinish(width, height); } public void refreshFinish(String instanceId, int width, int height) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.refreshFinish(width, height); } public void updateFinish(String instanceId) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.updateFinish(); } public void startAnimation(String instanceId, @NonNull String ref, @NonNull WXAnimationBean animationBean, @Nullable String callBack) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { return; } statement.startAnimation(ref, animationBean, callBack); } public List<WXSDKInstance> getAllInstances() { ArrayList<WXSDKInstance> instances = null; if (mRegistries != null && !mRegistries.isEmpty()) { instances = new ArrayList<WXSDKInstance>(); for (Map.Entry<String, WXRenderStatement> entry : mRegistries.entrySet()) { WXRenderStatement renderStatement = entry.getValue(); if (renderStatement != null) { instances.add(renderStatement.getWXSDKInstance()); } } } return instances; } public void getComponentSize(String instanceId, String ref, JSCallback callback) { WXRenderStatement statement = mRegistries.get(instanceId); if (statement == null) { Map<String, Object> options = new HashMap<>(); options.put("result", false); options.put("errMsg", "Component does not exist"); callback.invoke(options); return; } statement.getComponentSize(ref, callback); } }