Match-id-645d6786f413f96296f5fbf6cc123242c12adf82

libs/extension/src/background/index.ts

@@ -1,30 +1,41 @@
+import { checkData, packagePayload } from '../utils/transferTool';
+import { requestAllVNodeTreeInfos, initDevToolPageConnection } from '../utils/constants';
+
 // 多个页面、tab页共享一个 background，需要建立连接池，给每个tab建立连接
 const connections = {};
 
 // panel 代码中调用 let backgroundPageConnection = chrome.runtime.connect({...}) 会触发回调函数
 chrome.runtime.onConnect.addListener(function (port) {
-
+  function extensionListener(message) {
-  // The original connection event doesn't include the tab ID of the
+    const isHorizonMessage = checkData(message);
-  // DevTools page, so we need to send it explicitly.
+    if (isHorizonMessage) {
-  function extensionListener(message, sender, sendResponse) {
+      console.log('received message', message);
-    // 在backgroundPageConnection创建后会发送初始化请求，这样就可以获取tabId，给连接编号
+      const { payload } = message;
-    if (message.name === 'init') {
+      const { type, data } = payload;
+      let passMessage;
+      if (type === initDevToolPageConnection) {
+        if (!connections[data]) {
           // 获取 panel 所在 tab 页的tabId
-      connections[message.tabId] = port;
+          connections[data] = port;
-      chrome.tabs.query({active: true, currentWindow: true}, function(tabs) {
+        }
-        chrome.tabs.sendMessage(tabs[0].id, {tag: 'init horizon info'}, function(response) {
+        passMessage = packagePayload({ type: requestAllVNodeTreeInfos });
-          console.log(response.farewell);
+      } else {
+        passMessage = message;
+      }
+      console.log('post message:', passMessage);
+      // 查询参数有 active 和 currentWindow， 如果开发者工具与页面分离，会导致currentWindow为false才能找到
+      // 所以只用 active 参数查找，但不确定这么写是否会引发查询错误的情况
+      // 或许需要用不同的查询参数查找两次
+      chrome.tabs.query({ active: true }, function (tabs) {
+        if (tabs.length) {
+          chrome.tabs.sendMessage(tabs[0].id, passMessage);
+          console.log('post message end');
+        } else {
+          console.log('do not find message');
+        }
       });
-      });
-      return;
     }
-
-    if (message.name === 'update') {
-      return;
   }
-    // other message handling
-  }
-
   // Listen to messages sent from the DevTools page
   port.onMessage.addListener(extensionListener);
 
@@ -42,11 +53,11 @@ chrome.runtime.onConnect.addListener(function (port) {
 });
 
 // 监听来自 content script 的消息，并将消息发送给对应的 devTools page，也就是 panel
-chrome.runtime.onMessage.addListener(function(request, sender, sendResponse) {
+chrome.runtime.onMessage.addListener(function (request, sender, sendResponse) {
   // Messages from content scripts should have sender.tab set
   if (sender.tab) {
     const tabId = sender.tab.id;
-    if (tabId in connections) {
+    if (tabId in connections && checkData(request)) {
       connections[tabId].postMessage(request);
     } else {
       console.log('Tab not found in connection list.');

libs/extension/src/contentScript/index.ts

@@ -1,4 +1,5 @@
 import { injectCode } from '../utils/injectUtils';
+import { checkData } from '../utils/transferTool';
 
 // 页面的window对象不能直接通过 contentScript 代码修改，只能通过添加 js 代码往页面 window 注入hook
 injectCode(chrome.runtime.getURL('/injector.js'));
@@ -10,12 +11,10 @@ window.addEventListener('message', event => {
     return;
   }
 
-  if (event.data.type && (event.data.type === 'HORIZON_DEV_TOOLS')) {
+  const data = event.data;
-    console.log('Content script received: ' + JSON.stringify(event.data.vNode));
+  if (checkData(data)) {
     // 传递给background
-    chrome.runtime.sendMessage(event.data.vNode, function (response) {
+    chrome.runtime.sendMessage(data);
-      console.log(response);
-    });
   }
 }, false);
 
@@ -23,14 +22,12 @@ window.addEventListener('message', event => {
 
 // 监听来自background的消息
 chrome.runtime.onMessage.addListener(
-  function (request, sender, sendResponse) {
+  function (request, sender) {
-    console.log(sender.tab ?
+    // 该方法可以监听页面 contentScript 和插件的消息
-      'from a content script:' + sender.tab.url :
+    // 没有 tab 信息说明消息来自插件
-      'from the extension');
+    if (!sender.tab && checkData(request)) {
-    if (request.tag === 'init horizon info') {
       // 传递消息给页面
-      console.log('start pass info to webpage');
+      window.postMessage(request, '*');
-      window.postMessage({type: 'HORIZON_DEV_TOOLS', id: 1}, '*');
     }
   }
 );

libs/extension/src/injector/index.ts

@@ -1,4 +1,8 @@
-import parseTreeRoot from "../parser/parseVNode";
+import parseTreeRoot, { deleteVNode } from '../parser/parseVNode';
+import { packagePayload, checkData } from './../utils/transferTool';
+import { oneVNodeTreeInfos, allVNodeTreesInfos, requestAllVNodeTreeInfos } from './../utils/constants';
+
+const roots = [];
 
 function injectHook() {
   if (window.__HORIZON_DEV_HOOK__) {
@@ -7,26 +11,49 @@ function injectHook() {
   Object.defineProperty(window, '__HORIZON_DEV_HOOK__', {
     enumerable: false,
     value: {
-      roots: [],
+      addIfNotInclude: function( treeRoot: any) {
+        if (!roots.includes(treeRoot)) {
+          roots.push(treeRoot);
+        }
+      },
       send: function (vNode: any) {
         const result = parseTreeRoot(vNode);
-        window.postMessage({
+        window.postMessage(packagePayload({
-          type: 'HORIZON_DEV_TOOLS', vNode: result
+          data: result,
-        }, '*');
+          type: oneVNodeTreeInfos
+        }), '*');
       },
-      listen: function (id: number) {
+      delete: function (vNode: any) {
-        window.addEventListener('message', function(event) {
+        // 开发工具中保存了 vNode 的引用，在清理 VNode 的时候需要一并删除
+        deleteVNode(vNode);
+        const index = roots.indexOf(vNode);
+        if (index !== -1) {
+          roots.splice(index, 1);
+        }
+      }
+    },
+  });
+  window.addEventListener('message', function (event) {
     // We only accept messages from ourselves
     if (event.source !== window) {
       return;
     }
-
+    const request = event.data;
-          if (event.data.type && (event.data.type === 'HORIZON_DEV_TOOLS') && event.data.id === id) {
+    if (checkData(request)) {
-            console.log('todo');
+      const { payload } = request;
+      const { type, data } = payload;
+      if (type === requestAllVNodeTreeInfos) {
+        const result = roots.reduce((pre, current) => {
+          const info = parseTreeRoot(current);
+          pre.push(info);
+          return pre;
+        }, []);
+        window.postMessage(packagePayload({
+          data: result,
+          type: allVNodeTreesInfos
+        }), '*');
       }
-        });
     }
-    },
   });
 }
 injectHook();

libs/extension/src/panel/App.tsx

@@ -1,4 +1,4 @@
-import { useState, useEffect } from 'horizon';
+import { useState, useEffect, useRef } from 'horizon';
 import VTree, { IData } from '../components/VTree';
 import Search from '../components/Search';
 import ComponentInfo from '../components/ComponentInfo';
@@ -8,6 +8,8 @@ import { mockParsedVNodeData, parsedMockState } from '../devtools/mock';
 import { FilterTree } from '../hooks/FilterTree';
 import Close from '../svgs/Close';
 import Arrow from './../svgs/Arrow';
+import { initDevToolPageConnection, allVNodeTreesInfos, requestComponentAttrs } from './../utils/constants';
+import { packagePayload } from './../utils/transferTool';
 
 const parseVNodeData = (rawData) => {
   const idIndentationMap: {
@@ -55,6 +57,7 @@ function App() {
   const [parsedVNodeData, setParsedVNodeData] = useState([]);
   const [componentAttrs, setComponentAttrs] = useState({});
   const [selectComp, setSelectComp] = useState(null);
+  const treeRootInfos = useRef<{[id: string]: number}>({}); // 记录保存的根节点 id 和长度
 
   const {
     filterValue,
@@ -77,6 +80,34 @@ function App() {
         state: parsedMockState,
         props: parsedMockState,
       });
+    } else {
+      const connection = chrome.runtime.connect({
+        name: 'panel'
+      });
+      // 页面打开后发送初始化请求
+      connection.postMessage(packagePayload({
+        type: initDevToolPageConnection,
+        data: chrome.devtools.inspectedWindow.tabId
+      }));
+      // 监听 background消息
+      connection.onMessage.addListener(function (message) {
+        const { payload } = message;
+        if (payload) {
+          const { type, data } = payload;
+          if (type === allVNodeTreesInfos) {
+            const allTreeData = data.reduce((pre, current) => {
+              const parsedTreeData = parseVNodeData(current);
+              const length = parsedTreeData.length;
+              if (length) {
+                const treeRoot = parsedTreeData[0];
+                treeRootInfos.current[treeRoot.id] = length;
+              }
+              return pre.concat(parsedTreeData);
+            }, []);
+            setParsedVNodeData(allTreeData);
+          }
+        }
+      });
     }
   }, []);
 
@@ -85,10 +116,17 @@ function App() {
   };
 
   const handleSelectComp = (item: IData) => {
+    if (isDev) {
       setComponentAttrs({
         state: parsedMockState,
         props: parsedMockState,
       });
+    } else {
+      connection.postMessage({
+        name: requestComponentAttrs,
+        data: item.id
+      });
+    }
     setSelectComp(item);
   };
 
@@ -134,8 +172,8 @@ function App() {
       </div>
       <div className={styles.right}>
         <ComponentInfo
-          name={selectComp ? selectComp.name: null}
+          name={selectComp ? selectComp.name : null}
-          attrs={selectComp ? componentAttrs: {}}
+          attrs={selectComp ? componentAttrs : {}}
           parents={parents}
           onClickParent={handleClickParent} />
       </div>

libs/extension/src/parser/parseVNode.ts

@@ -57,4 +57,12 @@ function parseTreeRoot(treeRoot: VNode) {
   return result;
 }
 
+export function deleteVNode(vNode: VNode) {
+  if (VNodeToIdMap.has(vNode)) {
+    const id = VNodeToIdMap.get(vNode);
+    VNodeToIdMap.delete(vNode);
+    IdToVNodeMap.delete(id);
+  }
+}
+
 export default parseTreeRoot;

libs/extension/src/utils/constants.ts

@@ -0,0 +1,12 @@
+// panel 页面打开后初始化连接标志
+export const initDevToolPageConnection = 'init dev tool page connection';
+// background 解析全部 root VNodes 标志
+export const requestAllVNodeTreeInfos = 'request all vNodes tree infos';
+// vNodes 全部树解析结果标志
+export const allVNodeTreesInfos = 'vNode trees Infos';
+// 一棵树的解析
+export const oneVNodeTreeInfos = 'one vNode tree';
+// 获取组件属性
+export const requestComponentAttrs = 'get component attrs';
+// 返回组件属性
+export const componentAttrs = 'component attrs';

libs/extension/src/utils/transferTool.ts

@@ -0,0 +1,21 @@
+const devTools = 'HORIZON_DEV_TOOLS';
+
+interface payLoadType {
+  type: string,
+  data?: any,
+}
+
+export function packagePayload(payload: payLoadType) {
+  return {
+    type: devTools,
+    payload,
+  };
+}
+
+export function checkData(data: any) {
+  if (data?.type === devTools) {
+    return true;
+  }
+  return false;
+}
+

libs/horizon/src/renderer/TreeBuilder.ts

@@ -275,6 +275,11 @@ function renderFromRoot(treeRoot) {
   // 2. 提交变更
   submitToRender(treeRoot);
 
+  if (window.__HORIZON_DEV_HOOK__) {
+    const hook = window.__HORIZON_DEV_HOOK__;
+    hook.addIfNotInclude(treeRoot);
+    hook.send(treeRoot);
+  }
   return null;
 }