[boost-doc-zh commit] r270 - Signals FAQ
- From: codesite-noreply@xxxxxxxxxx
- To: boost-doc-zh-notify@xxxxxxxxxxxxx
- Date: Thu, 18 Jun 2009 01:38:06 +0000
Author: jinq0123@xxxxxxx
Date: Wed Jun 17 18:23:46 2009
New Revision: 270
Modified:
trunk/doc/html/signals2/faq.html
Log:
Signals FAQ
Modified: trunk/doc/html/signals2/faq.html
==============================================================================
--- trunk/doc/html/signals2/faq.html (original)
+++ trunk/doc/html/signals2/faq.html Wed Jun 17 18:23:46 2009
@@ -1,11 +1,11 @@
<html>
<head>
-<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
+<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>Frequently Asked Questions</title>
<link rel="stylesheet" href="../boostbook.css" type="text/css">
<meta name="generator" content="DocBook XSL Stylesheets V1.74.3">
<link rel="home" href="../index.html" title="The Boost C++ Libraries
BoostBook Documentation Subset">
-<link rel="up" href="../signals2.html" title="Chapter 17. Boost.Signals2">
+<link rel="up" href="../signals2.html" title="Chapter 17. Boost.Signals2">
<link rel="prev" href="thread-safety.html" title="Thread-Safety">
<link rel="next" href="rationale.html" title="Design Rationale">
</head>
@@ -25,6 +25,10 @@
<div class="section" lang="en">
<div class="titlepage"><div><div><h2 class="title" style="clear: both">
<a name="signals2.faq"></a>Frequently Asked
Questions</h2></div></div></div>
+
+<div class="titlepage"><div><div><h2 class="title" style="clear: both">
+<a name="signals2.faq"></a>常见问题</h2></div></div></div>
+
<div class="qandaset">
<dl>
<dt>1. <a href="faq.html#id3385844">Don't noncopyable signal semantics
mean that a class
@@ -33,6 +37,15 @@
<dt>2. <a href="faq.html#id3385867">Is Boost.Signals2 thread-safe?</a>
</dt>
</dl>
+
+<dl>
+<dt>1. <a href="faq.html#id3385844">
+ signal 不可复制的语义是否意味着带有 signal 成员的类也是不可复制
的？</a>
+</dt>
+<dt>2. <a href="faq.html#id3385867">Boost.Signals2 是否线程安全？</a>
+</dt>
+</dl>
+
<table border="0" summary="Q and A Set">
<col align="left" width="1%">
<tbody>
@@ -41,7 +54,11 @@
<a name="id3385844"></a><a name="id3385846"></a><p><b>1.</b></p>
</td>
<td align="left" valign="top"><p>Don't noncopyable signal semantics mean
that a class
- with a signal member will be noncopyable as well?</p></td>
+ with a signal member will be noncopyable as well?</p>
+
+ <p>singal 不可复制的语义是否意味着带有 signal 成员的类也是不可复制
的？</p>
+ <p></p>
+ </td>
</tr>
<tr class="answer">
<td align="left" valign="top"></td>
@@ -49,13 +66,25 @@
constructor or copy assignment operator for your class if it
has a signal as a member, but you are free to write your own
copy constructor and/or copy assignment operator. Just don't
- try to copy the signal.</p></td>
+ try to copy the signal.</p>
+
+ <p>
+ 否。如果你的类有个 signal 成员，
+ 编译器不能为它生成一个复制构造函数或复制赋值操作符，
+ 但是你可以自己编写复制构造函数和赋值操作符。
+ 只是不要试图复制那个 signal。
+ </p>
+ <p></p>
+ </td>
</tr>
<tr class="question">
<td align="left" valign="top">
<a name="id3385867"></a><a name="id3385869"></a><p><b>2.</b></p>
</td>
-<td align="left" valign="top"><p>Is Boost.Signals2 thread-safe?</p></td>
+<td align="left" valign="top"><p>Is Boost.Signals2 thread-safe?</p>
+ <p>Boost.Signals2 是否线程安全？</p>
+ <p></p>
+ </td>
</tr>
<tr class="answer">
<td align="left" valign="top"></td>
@@ -72,9 +101,38 @@
is NOT thread-safe, and is only provided to ease porting of
single-threaded
code from Boost.Signals to Boost.Signals2.
</p>
+
+<p>
+ 是的，只要 Mutex 模板参数不是被设为像
+ <code class="computeroutput"><a class="link"
href="../boost/signals2/dummy_mutex.html" title="Class
dummy_mutex">boost::signals2::dummy_mutex</a></code>
+ 这样的假互斥体类型。
+
+ 此外，如果您的插槽依赖的对象
+ 可能在信号调用的同时被销毁，
+ 您将需要使用自动连接管理。
+
+ 这就是说，在插槽连接之前，
+ 需要由
+ <code class="computeroutput">shared_ptr</code>
+ 拥有对象，并传递给插槽的
+ <code class="computeroutput"><a class="link"
href="../boost/signals2/slotN.html#id1187184-bb">track</a></code>()
+ 方法。
+
+ 自动连接管理的
+ <code class="computeroutput"><a class="link"
href="../boost/signals2/trackable.html" title="Class
trackable">trackable</a></code>
+ 方案不是线程安全的，
+ 它仅仅用于方便移植单线程代码从 Boost.Signals 到 Boost.Signals2。
+ </p>
+
<p>See the documentation section on <a class="link"
href="thread-safety.html" title="Thread-Safety">thread-safety</a>
for more information.
</p>
+
+<p>详情请参阅文档
+ <a class="link" href="thread-safety.html"
title="Thread-Safety">线程安全性</a>
+ 一节。
+ </p>
+<p></p>
</td>
</tr>
</tbody>
@@ -83,7 +141,12 @@
</div>
<table xmlns:rev="http://www.cs.rpi.edu/~gregod/boost/tools/doc/revision";
width="100%"><tr>
<td align="left"><p><small>Last revised: June 12, 2007 at 14:01:23
-0400</small></p></td>
-<td align="right"><div class="copyright-footer">Copyright 2001-2004
Douglas Gregor<br>Copyright 2007-2009 Frank Mori Hess<p>Distributed under
the Boost
+<td align="right"><div class="copyright-footer">Copyright (c) 2001-2004
Douglas Gregor<br>Copyright (c) 2007-2009 Frank Mori Hess
+
+ <p>翻译：<a href="http://blog.csdn.net/jq0123";>金庆</a></p>
+ <p>译文更新：2009.6.18</p>
+
+ <p>Distributed under the Boost
Software License, Version 1.0. (See accompanying file
<code class="filename">LICENSE_1_0.txt</code> or copy at <a
href="http://www.boost.org/LICENSE_1_0.txt";
target="_top">http://www.boost.org/LICENSE_1_0.txt</a>)</p>
</div></td>
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