{"id":6663,"date":"2023-08-17T11:07:28","date_gmt":"2023-08-17T03:07:28","guid":{"rendered":"https:\/\/www.zhidianwl.com\/zhidian\/?p=6663"},"modified":"2023-08-17T11:07:28","modified_gmt":"2023-08-17T03:07:28","slug":"c%e5%bc%80%e5%8f%91%e5%ae%89%e5%8d%93app%e9%9c%80%e8%a6%81%e6%b3%a8%e6%84%8f%e5%93%aa%e4%ba%9b%e5%9c%b0%e6%96%b9%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.com\/zhidian\/2023\/6663\/","title":{"rendered":"c\u5f00\u53d1\u5b89\u5353app\u9700\u8981\u6ce8\u610f\u54ea\u4e9b\u5730\u65b9\uff1f"},"content":{"rendered":"

C\u8bed\u8a00\u662f\u4e00\u79cd\u9ad8\u6548\u800c\u53c8\u7075\u6d3b\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5728Android\u5e73\u53f0\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528C\u8bed\u8a00\u6765\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\u3002C\u8bed\u8a00\u652f\u6301\u7075\u6d3b\u7684\u5185\u5b58\u5206\u914d\u548c\u5e95\u5c42\u64cd\u4f5c\uff0c\u56e0\u6b64\u5728\u4e00\u4e9b\u9700\u8981\u9ad8\u6027\u80fd\u548c\u4f4e\u7ea7\u522b\u63a7\u5236\u7684\u573a\u5408\u4e2d\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002\u4e0b\u9762\u6211\u5c06\u4e3a\u4f60\u4ecb\u7ecd\u5982\u4f55\u5728Android\u5e73\u53f0\u4e0a\u4f7f\u7528C\u8bed\u8a00\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\u7684\u65b9\u6cd5\u3002<\/p>\n

\u9996\u5148\uff0c\u6211\u4eec\u9700\u8981\u5b89\u88c5NDK\uff08Native Development Kit\uff09\uff0c\u5b83\u662f\u7528\u4e8eAndroid\u5e94\u7528\u7a0b\u5e8f\u7684C\/C++\u5f00\u53d1\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5728Android\u5e73\u53f0\u4e0a\u4f7f\u7528C\/C++\u5e93\u3002\u6211\u4eec\u53ef\u4ee5\u5728Android Studio\u4e2d\u5b89\u88c5NDK\uff0c\u8fd9\u6837\u5c31\u53ef\u4ee5\u5f97\u5230NDK\u7684\u6700\u65b0\u7248\u672c\u3002<\/p>\n

\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u65b0\u7684Android\u9879\u76ee\uff0c\u5e76\u5728Android Studio\u4e2d\u5bfc\u5165NDK\u3002\u5728\u9879\u76ee\u7684build.gradle\uff08Module\uff09\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n

“`groovy<\/p>\n

android {<\/p>\n

\/\/ …<\/p>\n

defaultConfig {<\/p>\n

\/\/ …<\/p>\n

externalNativeBuild {<\/p>\n

cmake {<\/p>\n

\/\/ \u6307\u5b9aCMakeLists.txt\u7684\u4f4d\u7f6e<\/p>\n

path “src\/main\/cpp\/CMakeLists.txt”<\/p>\n

}<\/p>\n

}<\/p>\n

}<\/p>\n

\/\/ …<\/p>\n

externalNativeBuild {<\/p>\n

cmake {<\/p>\n

\/\/ \u6307\u5b9aCMake\u7248\u672c<\/p>\n

version “3.10.2”<\/p>\n

}<\/p>\n

}<\/p>\n

}<\/p>\n

“`<\/p>\n

\u5728CMakeLists.txt\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u6307\u5b9a\u6211\u4eec\u7f16\u5199\u7684C\/C++\u7a0b\u5e8f\u7684\u4f4d\u7f6e\uff0c\u4ee5\u53ca\u7f16\u5199\u7f16\u8bd1\u6307\u4ee4\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u7f16\u5199\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n

“`cmake<\/p>\n

# CMake \u6700\u4f4e\u7248\u672c\u53f7\u8981\u6c42<\/p>\n

cmake_minimum_required(VERSION 3.10.2)<\/p>\n

# \u9879\u76ee\u540d\u79f0<\/p>\n

project(hello)<\/p>\n

# \u6307\u5b9a\u751f\u6210\u7684\u53ef\u6267\u884c\u5b89\u5353APP\u5f00\u53d1<\/a>\u6587\u4ef6\u7684\u4f4d\u7f6e<\/p>\n

set(CMAKE_RUNTIME_OUTPUT_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}\/bin)<\/p>\n

# \u6307\u5b9a\u6e90\u6587\u4ef6\u7684\u4f4d\u7f6e<\/p>\n

file(GLOB SRC_FILES “*.cpp”)<\/p>\n

# \u6dfb\u52a0\u53ef\u6267\u884c\u6587\u4ef6 <\/p>\n

add_executable(hello ${SRC_FILES})<\/p>\n

“`<\/p>\n

\u8fd9\u91cc\u7684CMakeLists.txt\u5b9e\u9645\u4e0a\u662f\u4e00\u4e2a\u7f16\u8bd1\u811a\u672c\uff0c\u5b83\u5305\u542b\u4e86C\/C++\u4ee3\u7801\u7684\u4f4d\u7f6e\u548c\u7f16\u8bd1\u6307\u4ee4\u3002\u5176\u5b89\u5353app\u5236\u4f5c<\/a>\u4e2d\uff0c`file(GLOB SRC_FILES “*.cpp”)`\u6307\u5b9a\u4e86\u9879\u76ee\u4e2d\u7684\u6240\u6709.cpp\u6587\u4ef6\uff0c\u7136\u540e\u4f7f\u7528add_executable\u547d\u4ee4\u5c06\u5b83\u4eec\u7f16\u8bd1\u6210hello\u53ef\u6267\u884c\u6587\u4ef6\u3002<\/p>\n

\u6700\u540e\uff0c\u6211\u4eec\u9700\u8981\u5728MainActivity.java\u4e2d\u8c03\u7528\u6211\u4eec\u7f16\u5199\u7684C\/C++\u7a0b\u5e8f\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528System.loadLibrary\u51fd\u6570\u52a0\u8f7d.so\u6587\u4ef6\u5e76\u8c03\u7528\u5176\u4e2d\u7684\u51fd\u6570\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u7801\uff1a<\/p>\n

“`java<\/p>\n

package com.example.myapplication;<\/p>\n

import android.support.v7.app.AppCompatActivity;<\/p>\n

import android.os.Bundle;<\/p>\n

public class MainActivity extends AppCompatActivity {<\/p>\n

static {<\/p>\n

System.loadLibrary(“hello”);<\/p>\n

}<\/p>\n

@Override<\/p>\n

protected void onCreate(Bundle savedInstanceState) {<\/p>\n

super.onCreate(savedInstanceState);<\/p>\n

setContentView(R.layout.activity_main);<\/p>\n

hello();<\/p>\n

}<\/p>\n

public native void hello();<\/p>\n

}<\/p>\n

“`<\/p>\n

\u5728\u8fd9\u91cc\uff0c\u6211\u4eec\u4f7f\u7528\u4e86native\u4fee\u9970\u7b26\u58f0\u660e\u4e86hello\u65b9\u6cd5\uff0c\u8fd9\u4e2a\u65b9\u6cd5\u5e76\u4e0d\u662fJava\u6240\u5b9e\u73b0\u7684\uff0c\u800c\u662fC\/C++\u7f16\u5199\u7684\u3002\u5728hello\u65b9\u6cd5\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528JNI\u8c03\u7528C\/C++\u4e2d\u7684\u51fd\u6570\u3002<\/p>\n

\u4ee5\u4e0a\u5c31\u662f\u5728Android\u5e73\u53f0\u4e0a\u4f7f\u7528C\u8bed\u8a00\u8fdb\u884c\u7f16\u7a0b\u7684\u57fa\u672c\u6d41\u7a0b\u3002\u4f7f\u7528C\u8bed\u8a00\u53ef\u4ee5\u5728Android\u5e73\u53f0\u4e0a\u5b9e\u73b0\u9ad8\u6548\u7684\u7a0b\u5e8f\uff0c\u5982\u679c\u4f60\u5bf9C\u8bed\u8a00\u6709\u4e00\u5b9a\u7684\u638c\u63e1\uff0c\u5e76\u4e14\u5bf9Andr<\/p>\n

<\/figure>\n<\/p>\n

oid\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u6709\u5174\u8da3\uff0c\u90a3\u4e48\u8fd9\u79cd\u65b9\u6cd5\u53ef\u80fd\u4f1a\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

C\u8bed\u8a00\u662f\u4e00\u79cd\u9ad8\u6548\u800c\u53c8\u7075\u6d3b\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u5728Android\u5e73\u53f0\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528C\u8bed\u8a00\u6765\u5f00\u53d1\u5e94\u7528\u7a0b\u5e8f\u3002C\u8bed\u8a00\u652f\u6301\u7075\u6d3b\u7684\u5185\u5b58\u5206\u914d\u548c\u5e95\u5c42\u64cd\u4f5c\uff0c\u56e0\u6b64\u5728\u4e00\u4e9b\u9700\u8981\u9ad8\u6027\u80fd\u548c\u4f4e\u7ea7\u522b\u63a7\u5236\u7684\u573a\u5408\u4e2d\u5f97\u5230\u5e7f\u6cdb\u5e94\u7528\u3002\u4e0b\u9762\u6211\u5c06\u4e3a\u4f60\u4ecb<\/p>\n","protected":false},"author":14,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[3579,12246,12245,301,84],"class_list":{"0":"post-6663","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"hentry","6":"category-zuoapp","7":"tag-3579","8":"tag-app","10":"tag-301","11":"tag-84"},"_links":{"self":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/6663","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/users\/14"}],"replies":[{"embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/comments?post=6663"}],"version-history":[{"count":0,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/posts\/6663\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/media?parent=6663"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/categories?post=6663"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.zhidianwl.com\/zhidian\/wp-json\/wp\/v2\/tags?post=6663"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}