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360 lines
9.9 KiB
360 lines
9.9 KiB
<!doctype html> |
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<title>CodeMirror: C-like mode</title> |
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<meta charset="utf-8"/> |
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<link rel=stylesheet href="../../doc/docs.css"> |
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<link rel="stylesheet" href="../../lib/codemirror.css"> |
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<script src="../../lib/codemirror.js"></script> |
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<script src="../../addon/edit/matchbrackets.js"></script> |
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<link rel="stylesheet" href="../../addon/hint/show-hint.css"> |
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<script src="../../addon/hint/show-hint.js"></script> |
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<script src="clike.js"></script> |
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<style>.CodeMirror {border: 2px inset #dee;}</style> |
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<div id=nav> |
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<a href="http://codemirror.net"><h1>CodeMirror</h1><img id=logo src="../../doc/logo.png"></a> |
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<ul> |
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<li><a href="../../index.html">Home</a> |
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<li><a href="../../doc/manual.html">Manual</a> |
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<li><a href="https://github.com/codemirror/codemirror">Code</a> |
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</ul> |
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<ul> |
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<li><a href="../index.html">Language modes</a> |
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<li><a class=active href="#">C-like</a> |
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</ul> |
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</div> |
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<article> |
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<h2>C-like mode</h2> |
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<div><textarea id="c-code"> |
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/* C demo code */ |
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#include <zmq.h> |
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#include <pthread.h> |
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#include <semaphore.h> |
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#include <time.h> |
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#include <stdio.h> |
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#include <fcntl.h> |
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#include <malloc.h> |
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typedef struct { |
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void* arg_socket; |
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zmq_msg_t* arg_msg; |
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char* arg_string; |
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unsigned long arg_len; |
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int arg_int, arg_command; |
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int signal_fd; |
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int pad; |
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void* context; |
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sem_t sem; |
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} acl_zmq_context; |
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#define p(X) (context->arg_##X) |
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void* zmq_thread(void* context_pointer) { |
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acl_zmq_context* context = (acl_zmq_context*)context_pointer; |
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char ok = 'K', err = 'X'; |
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int res; |
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while (1) { |
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while ((res = sem_wait(&context->sem)) == EINTR); |
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if (res) {write(context->signal_fd, &err, 1); goto cleanup;} |
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switch(p(command)) { |
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case 0: goto cleanup; |
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case 1: p(socket) = zmq_socket(context->context, p(int)); break; |
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case 2: p(int) = zmq_close(p(socket)); break; |
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case 3: p(int) = zmq_bind(p(socket), p(string)); break; |
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case 4: p(int) = zmq_connect(p(socket), p(string)); break; |
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case 5: p(int) = zmq_getsockopt(p(socket), p(int), (void*)p(string), &p(len)); break; |
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case 6: p(int) = zmq_setsockopt(p(socket), p(int), (void*)p(string), p(len)); break; |
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case 7: p(int) = zmq_send(p(socket), p(msg), p(int)); break; |
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case 8: p(int) = zmq_recv(p(socket), p(msg), p(int)); break; |
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case 9: p(int) = zmq_poll(p(socket), p(int), p(len)); break; |
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} |
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p(command) = errno; |
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write(context->signal_fd, &ok, 1); |
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} |
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cleanup: |
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close(context->signal_fd); |
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free(context_pointer); |
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return 0; |
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} |
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void* zmq_thread_init(void* zmq_context, int signal_fd) { |
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acl_zmq_context* context = malloc(sizeof(acl_zmq_context)); |
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pthread_t thread; |
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context->context = zmq_context; |
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context->signal_fd = signal_fd; |
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sem_init(&context->sem, 1, 0); |
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pthread_create(&thread, 0, &zmq_thread, context); |
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pthread_detach(thread); |
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return context; |
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} |
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</textarea></div> |
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<h2>C++ example</h2> |
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<div><textarea id="cpp-code"> |
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#include <iostream> |
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#include "mystuff/util.h" |
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namespace { |
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enum Enum { |
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VAL1, VAL2, VAL3 |
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}; |
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char32_t unicode_string = U"\U0010FFFF"; |
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string raw_string = R"delim(anything |
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you |
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want)delim"; |
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int Helper(const MyType& param) { |
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return 0; |
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} |
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} // namespace |
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class ForwardDec; |
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template <class T, class V> |
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class Class : public BaseClass { |
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const MyType<T, V> member_; |
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public: |
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const MyType<T, V>& Method() const { |
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return member_; |
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} |
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void Method2(MyType<T, V>* value); |
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} |
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template <class T, class V> |
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void Class::Method2(MyType<T, V>* value) { |
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std::out << 1 >> method(); |
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value->Method3(member_); |
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member_ = value; |
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} |
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</textarea></div> |
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<h2>Objective-C example</h2> |
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<div><textarea id="objectivec-code"> |
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/* |
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This is a longer comment |
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That spans two lines |
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*/ |
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#import <Test/Test.h> |
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@implementation YourAppDelegate |
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// This is a one-line comment |
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- (BOOL)application:(UIApplication *)application didFinishLaunchingWithOptions:(NSDictionary *)launchOptions{ |
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char myString[] = "This is a C character array"; |
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int test = 5; |
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return YES; |
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} |
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</textarea></div> |
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<h2>Java example</h2> |
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<div><textarea id="java-code"> |
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import com.demo.util.MyType; |
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import com.demo.util.MyInterface; |
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public enum Enum { |
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VAL1, VAL2, VAL3 |
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} |
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public class Class<T, V> implements MyInterface { |
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public static final MyType<T, V> member; |
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private class InnerClass { |
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public int zero() { |
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return 0; |
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} |
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} |
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@Override |
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public MyType method() { |
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return member; |
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} |
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public void method2(MyType<T, V> value) { |
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method(); |
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value.method3(); |
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member = value; |
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} |
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} |
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</textarea></div> |
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<h2>Scala example</h2> |
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<div><textarea id="scala-code"> |
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object FilterTest extends App { |
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def filter(xs: List[Int], threshold: Int) = { |
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def process(ys: List[Int]): List[Int] = |
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if (ys.isEmpty) ys |
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else if (ys.head < threshold) ys.head :: process(ys.tail) |
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else process(ys.tail) |
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process(xs) |
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} |
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println(filter(List(1, 9, 2, 8, 3, 7, 4), 5)) |
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} |
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</textarea></div> |
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<h2>Kotlin mode</h2> |
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<div><textarea id="kotlin-code"> |
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package org.wasabi.http |
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import java.util.concurrent.Executors |
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import java.net.InetSocketAddress |
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import org.wasabi.app.AppConfiguration |
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import io.netty.bootstrap.ServerBootstrap |
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import io.netty.channel.nio.NioEventLoopGroup |
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import io.netty.channel.socket.nio.NioServerSocketChannel |
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import org.wasabi.app.AppServer |
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public class HttpServer(private val appServer: AppServer) { |
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val bootstrap: ServerBootstrap |
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val primaryGroup: NioEventLoopGroup |
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val workerGroup: NioEventLoopGroup |
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init { |
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// Define worker groups |
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primaryGroup = NioEventLoopGroup() |
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workerGroup = NioEventLoopGroup() |
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// Initialize bootstrap of server |
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bootstrap = ServerBootstrap() |
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bootstrap.group(primaryGroup, workerGroup) |
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bootstrap.channel(javaClass<NioServerSocketChannel>()) |
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bootstrap.childHandler(NettyPipelineInitializer(appServer)) |
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} |
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public fun start(wait: Boolean = true) { |
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val channel = bootstrap.bind(appServer.configuration.port)?.sync()?.channel() |
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if (wait) { |
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channel?.closeFuture()?.sync() |
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} |
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} |
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public fun stop() { |
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// Shutdown all event loops |
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primaryGroup.shutdownGracefully() |
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workerGroup.shutdownGracefully() |
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// Wait till all threads are terminated |
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primaryGroup.terminationFuture().sync() |
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workerGroup.terminationFuture().sync() |
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} |
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} |
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</textarea></div> |
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<h2>Ceylon mode</h2> |
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<div><textarea id="ceylon-code"> |
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"Produces the [[stream|Iterable]] that results from repeated |
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application of the given [[function|next]] to the given |
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[[first]] element of the stream, until the function first |
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returns [[finished]]. If the given function never returns |
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`finished`, the resulting stream is infinite. |
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For example: |
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loop(0)(2.plus).takeWhile(10.largerThan) |
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produces the stream `{ 0, 2, 4, 6, 8 }`." |
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tagged("Streams") |
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shared {Element+} loop<Element>( |
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"The first element of the resulting stream." |
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Element first)( |
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"The function that produces the next element of the |
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stream, given the current element. The function may |
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return [[finished]] to indicate the end of the |
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stream." |
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Element|Finished next(Element element)) |
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=> let (start = first) |
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object satisfies {Element+} { |
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first => start; |
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empty => false; |
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function nextElement(Element element) |
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=> next(element); |
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iterator() |
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=> object satisfies Iterator<Element> { |
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variable Element|Finished current = start; |
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shared actual Element|Finished next() { |
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if (!is Finished result = current) { |
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current = nextElement(result); |
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return result; |
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} |
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else { |
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return finished; |
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} |
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} |
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}; |
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}; |
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</textarea></div> |
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<script> |
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var cEditor = CodeMirror.fromTextArea(document.getElementById("c-code"), { |
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lineNumbers: true, |
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matchBrackets: true, |
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mode: "text/x-csrc" |
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}); |
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var cppEditor = CodeMirror.fromTextArea(document.getElementById("cpp-code"), { |
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lineNumbers: true, |
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matchBrackets: true, |
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mode: "text/x-c++src" |
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}); |
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var javaEditor = CodeMirror.fromTextArea(document.getElementById("java-code"), { |
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lineNumbers: true, |
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matchBrackets: true, |
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mode: "text/x-java" |
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}); |
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var objectivecEditor = CodeMirror.fromTextArea(document.getElementById("objectivec-code"), { |
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lineNumbers: true, |
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matchBrackets: true, |
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mode: "text/x-objectivec" |
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}); |
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var scalaEditor = CodeMirror.fromTextArea(document.getElementById("scala-code"), { |
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lineNumbers: true, |
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matchBrackets: true, |
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mode: "text/x-scala" |
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}); |
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var kotlinEditor = CodeMirror.fromTextArea(document.getElementById("kotlin-code"), { |
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lineNumbers: true, |
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matchBrackets: true, |
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mode: "text/x-kotlin" |
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}); |
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var ceylonEditor = CodeMirror.fromTextArea(document.getElementById("ceylon-code"), { |
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lineNumbers: true, |
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matchBrackets: true, |
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mode: "text/x-ceylon" |
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}); |
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var mac = CodeMirror.keyMap.default == CodeMirror.keyMap.macDefault; |
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CodeMirror.keyMap.default[(mac ? "Cmd" : "Ctrl") + "-Space"] = "autocomplete"; |
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</script> |
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<p>Simple mode that tries to handle C-like languages as well as it |
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can. Takes two configuration parameters: <code>keywords</code>, an |
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object whose property names are the keywords in the language, |
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and <code>useCPP</code>, which determines whether C preprocessor |
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directives are recognized.</p> |
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<p><strong>MIME types defined:</strong> <code>text/x-csrc</code> |
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(C), <code>text/x-c++src</code> (C++), <code>text/x-java</code> |
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(Java), <code>text/x-csharp</code> (C#), |
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<code>text/x-objectivec</code> (Objective-C), |
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<code>text/x-scala</code> (Scala), <code>text/x-vertex</code> |
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<code>x-shader/x-fragment</code> (shader programs), |
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<code>text/x-squirrel</code> (Squirrel) and |
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<code>text/x-ceylon</code> (Ceylon)</p> |
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</article>
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