android端集成hostobject

drafish · Jan 30, 2020 · f70e5b0 · f70e5b0
1 parent 54d83aa
commit f70e5b0
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Showing 9 changed files with 117 additions and 26 deletions.
diff --git a/App.js b/App.js
@@ -34,11 +34,15 @@ import TestExample from "./TestExample";
 //   console.warn(res);
 // });
 
-TestExample.foo(1, 2, (res) => {
-  console.warn(res)
-})
+// TestExample.foo(1, 2, (res) => {
+//   console.warn(res)
+// })
+
 
 const App: () => React$Node = () => {
+
+  console.warn(TestExample.runTest(2, 2));
+
   return (
     <>
       <StatusBar barStyle="dark-content" />

diff --git a/TestExample.js b/TestExample.js
@@ -7,7 +7,8 @@
  * 2. int duration: The duration of the toast. May be ToastExample.SHORT or
  *    ToastExample.LONG
  */
-import { NativeModules } from "react-native";
-// 下一句中的ToastExample即对应上文
-// public String getName()中返回的字符串
-export default NativeModules.TestExample;
+// import { NativeModules } from "react-native";
+// // 下一句中的ToastExample即对应上文
+// // public String getName()中返回的字符串
+// export default NativeModules.TestExample;
+export default global.nativeTest;
diff --git a/android/app/build.gradle b/android/app/build.gradle
@@ -133,11 +133,11 @@ android {
         targetSdkVersion rootProject.ext.targetSdkVersion
         versionCode 1
         versionName "1.0"
-        externalNativeBuild {
-            ndkBuild {
-                arguments "NDK_DEBUG=0"
-            }
-        }
+        // externalNativeBuild {
+        //     ndkBuild {
+        //         arguments "NDK_DEBUG=0"
+        //     }
+        // }
     }
     splits {
         abi {
@@ -168,13 +168,14 @@ android {
         }
     }
     externalNativeBuild {
-        // cmake {
-        //     version '3.10.2'
-        //     path "../../cpp/jni/CMakeLists.txt"
-        // }
-        ndkBuild {
-            path file('../../cpp/cxxmodule/Android.mk')
+        cmake {
+            version '3.10.2'
+            // path "../../cpp/jni/CMakeLists.txt"
+            path "../../cpp/hostobject/CMakeLists.txt"
         }
+        // ndkBuild {
+        //     path file('../../cpp/cxxmodule/Android.mk')
+        // }
     }
     // applicationVariants are e.g. debug, release
     applicationVariants.all { variant ->
@@ -194,8 +195,8 @@ android {
 
 dependencies {
     implementation fileTree(dir: "libs", include: ["*.jar"])
-    // implementation "com.facebook.react:react-native:+"  // From node_modules
-    implementation project(':ReactAndroid')     // Build from RN source
+    implementation "com.facebook.react:react-native:+"  // From node_modules
+    // implementation project(':ReactAndroid')     // Build from RN source
 
     if (enableHermes) {
         def hermesPath = "../../node_modules/hermes-engine/android/";

diff --git a/android/app/src/main/java/com/reactnativecppdemo/MainActivity.java b/android/app/src/main/java/com/reactnativecppdemo/MainActivity.java
@@ -1,8 +1,13 @@
 package com.reactnativecppdemo;
 
 import com.facebook.react.ReactActivity;
+import com.facebook.react.ReactInstanceManager;
+import com.facebook.react.bridge.ReactContext;
 
-public class MainActivity extends ReactActivity {
+public class MainActivity extends ReactActivity implements ReactInstanceManager.ReactInstanceEventListener {
+  static {
+    System.loadLibrary("cpp_module_jni"); // this loads the library when the class is loaded
+  }
 
   /**
    * Returns the name of the main component registered from JavaScript. This is used to schedule
@@ -12,4 +17,23 @@ public class MainActivity extends ReactActivity {
   protected String getMainComponentName() {
     return "ReactNativeCppDemo";
   }
+
+  @Override
+  public void onResume() {
+    super.onResume();
+    getReactInstanceManager().addReactInstanceEventListener(this);
+  }
+
+  @Override
+  public void onPause() {
+    super.onPause();
+    getReactInstanceManager().removeReactInstanceEventListener(this);
+  }
+
+  @Override
+  public void onReactContextInitialized(ReactContext context) {
+    install(context.getJavaScriptContextHolder().get());
+  }
+
+  public native void install(long jsContextNativePointer);
 }
diff --git a/android/app/src/main/java/com/reactnativecppdemo/MainApplication.java b/android/app/src/main/java/com/reactnativecppdemo/MainApplication.java
@@ -11,7 +11,7 @@
 import java.util.List;
 
 // import com.example.jni.TestPackage; // <-- 引入你自己的包
-import com.example.cxxmodule.HelloCxxPackage;
+// import com.example.cxxmodule.HelloCxxPackage;
 
 public class MainApplication extends Application implements ReactApplication {
 
@@ -29,7 +29,7 @@ protected List<ReactPackage> getPackages() {
           // Packages that cannot be autolinked yet can be added manually here, for example:
           // packages.add(new MyReactNativePackage());
           // packages.add(new TestPackage()); // <-- 添加这一行，类名替换成你的Package类的名字 name.
-          packages.add(new HelloCxxPackage());
+          // packages.add(new HelloCxxPackage());
           return packages;
         }
 

diff --git a/android/build.gradle b/android/build.gradle
@@ -13,7 +13,7 @@ buildscript {
     }
     dependencies {
         classpath("com.android.tools.build:gradle:3.4.2")
-        classpath("de.undercouch:gradle-download-task:3.4.3")
+        // classpath("de.undercouch:gradle-download-task:3.4.3")
 
         // NOTE: Do not place your application dependencies here; they belong
         // in the individual module build.gradle files

diff --git a/android/settings.gradle b/android/settings.gradle
@@ -2,5 +2,5 @@ rootProject.name = 'ReactNativeCppDemo'
 apply from: file("../node_modules/@react-native-community/cli-platform-android/native_modules.gradle"); applyNativeModulesSettingsGradle(settings)
 include ':app'
 
-include ':ReactAndroid'
-project(':ReactAndroid').projectDir = new File(rootProject.projectDir, '../node_modules/react-native/ReactAndroid')
+// include ':ReactAndroid'
+// project(':ReactAndroid').projectDir = new File(rootProject.projectDir, '../node_modules/react-native/ReactAndroid')
diff --git a/cpp/hostobject/CMakeLists.txt b/cpp/hostobject/CMakeLists.txt
@@ -0,0 +1,45 @@
+# For more information about using CMake with Android Studio, read the
+# documentation: https://d.android.com/studio/projects/add-native-code.html
+
+# Sets the minimum version of CMake required to build the native library.
+
+cmake_minimum_required(VERSION 3.4.1)
+
+# Creates and names a library, sets it as either STATIC
+# or SHARED, and provides the relative paths to its source code.
+# You can define multiple libraries, and CMake builds them for you.
+# Gradle automatically packages shared libraries with your APK.
+
+# Needed to locate double-conversion src correctly for folly includes
+
+include_directories(
+    ../../node_modules/react-native/React
+    ../../node_modules/react-native/React/Base
+    ../../node_modules/react-native/ReactCommon/jsi
+    ../../ios/Pods/Folly
+    ../../ios/Pods/DoubleConversion
+    ../../ios/Pods/boost-for-react-native
+    ../../ios/Pods/glog/src
+)
+
+add_definitions(
+    -DFOLLY_USE_LIBCPP=1
+    -DFOLLY_NO_CONFIG=1
+    -DFOLLY_HAVE_MEMRCHR=1
+)
+
+add_library( # Sets the name of the library.
+        cpp_module_jni
+
+        # Sets the library as a shared library.
+        SHARED
+
+        # Provides a relative path to your source file(s).
+        ../../node_modules/react-native/ReactCommon/jsi/jsi/jsi.cpp
+        ../src/Test.cpp
+        TestBinding.cpp
+        jni.cpp)
+
+target_link_libraries(cpp_module_jni
+                      android
+                      log)
diff --git a/cpp/hostobject/jni.cpp b/cpp/hostobject/jni.cpp
@@ -0,0 +1,16 @@
+#include <jni.h>
+#include <jsi/jsi.h>
+#include "TestBinding.h"
+
+extern "C"
+{
+  JNIEXPORT void JNICALL
+  Java_com_reactnativecppdemo_MainActivity_install(JNIEnv* env, jobject thiz, jlong runtimePtr)
+  {
+      auto test = std::make_unique<example::Test>();
+      auto testBinding = std::make_shared<example::TestBinding>(std::move(test));
+      jsi::Runtime* runtime = (jsi::Runtime*)runtimePtr;
+
+      example::TestBinding::install(*runtime, testBinding);
+  }
+}