{"id":445,"date":"2014-09-06T00:08:46","date_gmt":"2014-09-05T16:08:46","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=445"},"modified":"2014-09-06T00:08:46","modified_gmt":"2014-09-05T16:08:46","slug":"diocp3-iocptask%e8%af%b4%e6%98%8e%e4%b9%a6%e4%bb%bb%e5%8a%a1%e7%9a%84%e6%8a%95%e9%80%92%e5%92%8c%e5%9b%9e%e8%b0%83%e5%a4%84%e7%90%86%e5%8d%95%e5%85%83","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=445","title":{"rendered":"[DIOCP3-IocpTask\u8bf4\u660e\u4e66]\u4efb\u52a1\u7684\u6295\u9012\u548c\u56de\u8c03\u5904\u7406\u5355\u5143"},"content":{"rendered":"<p>\u3010\u8bf4\u660e\u3011<\/p>\n<p>IocpTask\u662f\u57fa\u4e8eIocp\u5f15\u64ce\u7684\u591a\u7ebf\u7a0b\u4efb\u52a1\u6295\u9012\u548c\u5904\u7406\u5355\u5143\uff0c\u53ef\u4ee5\u65b9\u4fbf\u7684\u628a\u4efb\u52a1\u8fdb\u884c\u6295\u9012\u5230IOCP\u7ebf\u7a0b\u8fdb\u884c\u7edf\u4e00\u8c03\u5ea6\u548c\u5904\u7406\uff0c\u662f\u6a21\u4effQDAC-QWorker\u7684\u5904\u7406\u65b9\u5f0f\uff0c\u652f\u6301D7\u4ee5\u4e0a\u7684\u7248\u672c\u3002<\/p>\n<p>\u3010\u4f7f\u7528\u65b9\u6cd5\u3011<\/p>\n<p>\u4f7f\u7528\u4e0a\u5f88\u7b80\u5355\uff0c\u4e0b\u9762\u89e3\u91ca\u4e00\u79cd\u6bd4\u8f83\u5168\u9762\u7684\u65b9\u6cd5\uff1a<\/p>\n<div style=\"border-bottom: #cccccc 1px solid;border-left: #cccccc 1px solid;padding-bottom: 5px;background-color: #f5f5f5;padding-left: 5px;padding-right: 5px;border-top: #cccccc 1px solid;border-right: #cccccc 1px solid;padding-top: 5px\" class=\"cnblogs_code\">\n<pre><span style=\"color: #0000ff\">procedure<\/span><span style=\"color: #000000\"> PostATask(pvTaskWork:TOnTaskWork;\n       pvTaskData:Pointer <\/span>= <span style=\"color: #0000ff\">nil<\/span><span style=\"color: #000000\">;\n       pvRunInMainThread:Boolean <\/span>=<span style=\"color: #000000\"> False;\n       pvRunType:TRunInMainThreadType <\/span>= rtSync);<span style=\"color: #0000ff\">overload<\/span>;<\/pre>\n<\/div>\n<p>&nbsp;<\/p>\n<p>\u53c2\u6570\uff1a<\/p>\n<p>&nbsp;&nbsp; pvTaskWork&nbsp; <\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u56de\u8c03\u51fd\u6570\uff0cprocedure(pvTaskRequest: TIocpTaskRequest) of object;&nbsp; pvTaskRequest\u53ef\u4ee5\u8bbf\u95ee\u5230\u4f20\u5165\u7684taskData\uff0cstrData\u7b49\u4fe1\u606f\u3002<\/p>\n<p>&nbsp; pvTaskData<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u662f\u4f20\u5165\u7684\u6570\u636e\uff0c\u4e3a\u6307\u9488\u7c7b\u578b\uff0c\u53ef\u4ee5\u662f\u4efb\u4f55\u7684\u6570\u636e\uff0c\u5728\u56de\u8c03\u51fd\u6570\u4e2d\u53ef\u4ee5\u901a\u8fc7pvTaskRequest\u5bf9\u8c61\u8fdb\u884c\u83b7\u53d6\u5f97\u5230\u3002<\/p>\n<p>pvRunInMainThread\uff1a<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; \u56de\u8c03\u51fd\u6570\u662f\u5426\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u8fd0\u884c\uff0c\u8003\u8651\u5230\u4e00\u4e9b\u9700\u8981\u8bbf\u95ee\u4e3b\u7ebf\u7a0b\u754c\u9762\u7684\u4efb\u52a1\uff0c\u9700\u8981\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u8fd0\u884c\u3002<\/p>\n<p>pvRunType\uff1a<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp; \u540c\u6b65\u7684\u65b9\u5f0f\uff0c\u652f\u6301\u4e24\u79cd\uff0c\u4e00\u79cd\u662frtSync\u662f\u4f7f\u7528\u7ebf\u7a0b\u7684\u540c\u6b65\u6a21\u5f0f\uff0crtPostMessage\uff0c\u4f7f\u7528\u6d88\u606f + Event\u7b49\u5f85\u7684\u6a21\u5f0f\u3002\u6d88\u606f\u6a21\u5f0f\u8003\u8651\u5230dll\u4e2d\u540c\u6b65\u65b9\u6cd5\u65e0\u6cd5\u4f7f\u7528\u65f6\u53ef\u4ee5\u91c7\u53d6\u7684\u540c\u6b65\u65b9\u5f0f\u3002<\/p>\n<p>&nbsp;<\/p>\n<p>\u3010\u6ce8\u610f\u4e8b\u9879\u3011<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp; \u4e3b\u7a97\u4f53\u9500\u6bc1\u65f6\uff0c\u5f88\u591a\u8d44\u6e90\u90fd\u5df2\u7ecf\u88ab\u9500\u6bc1\uff0c\u5982\u679c\u6b64\u65f6\u6709\u6295\u9012\u9700\u8981\u4e3b\u7ebf\u7a0b\u5904\u7406\u7684\u4efb\u52a1\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4e3b\u7ebf\u7a0b\u6302\u8d77\uff0c\u800c\u6574\u4e2a\u8fdb\u7a0b\u65e0\u6cd5\u7ed3\u675f\u7684\u60c5\u51b5\u3002<\/p>\n<p>&nbsp;<\/p>\n<div style=\"border-bottom: #cccccc 1px solid;border-left: #cccccc 1px solid;padding-bottom: 5px;background-color: #f5f5f5;padding-left: 5px;padding-right: 5px;border-top: #cccccc 1px solid;border-right: #cccccc 1px solid;padding-top: 5px\" class=\"cnblogs_code\">\n<pre><span style=\"color: #000000\">destructor TfrmMain.Destroy;\n<\/span><span style=\"color: #0000ff\">begin<\/span><span style=\"color: #000000\">\n  FLogTask.PostATask(onLogMsg, <\/span><span style=\"color: #800000\">'<\/span><span style=\"color: #800000\">abcd<\/span><span style=\"color: #800000\">'<\/span><span style=\"color: #000000\">, True, rtPostMessage);\n  Sleep(<\/span><span style=\"color: #800080\">100<\/span><span style=\"color: #000000\">);\n  FLogTask.Active :<\/span>=<span style=\"color: #000000\"> false;\n  FLogTask.Free;\n  inherited Destroy;\n<\/span><span style=\"color: #0000ff\">end<\/span>;<\/pre>\n<\/div>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u4f1a\u5bfc\u81f4\u7a0b\u5e8f\u65e0\u6cd5\u9000\u51fa\uff0c<span style=\"color: #000000\">FLogTask.PostATask(onLogMsg, <\/span><span style=\"color: #800000\">&#8216;<\/span><span style=\"color: #800000\">abcd<\/span><span style=\"color: #800000\">&#8216;<\/span><span style=\"color: #000000\">, True, rtPostMessage); \u662f\u6295\u9012\u5230\u4e3b\u7ebf\u7a0b\u6267\u884c\u7684\u4efb\u52a1\uff0c\u8fd9\u4e2a\u65f6\u5019\u4e3b\u7a97\u4f53\u6b63\u5728\u9500\u6bc1\uff0c\u65e0\u6cd5\u76f8\u5e94PostMessage\u7684\u6d88\u606f(Synchronize\u65b9\u5f0f\u4e5f\u662f\u4e00\u6837\u4f1a\u5835\u585e)\u5bfc\u81f4FMessageEvent\u4f1a\u4e00\u76f4\u7b49\u5f85\u4e0b\u53bb\uff0c<font color=\"#ff0000\">\u6240\u4ee5\u9700\u8981\u6ce8\u610f\u7684\u662f\u5728\u4e3b\u7a97\u4f53\u9500\u6bc1\u7684\u65f6\u5019\u4e0d\u8981\u8fdb\u884c\u4e3b\u7ebf\u7a0b\u4efb\u52a1\u7684\u6295\u9012\u3002\u53ef\u4ee5\u5728\u4e3b\u7a97\u4f53\u7684destroy\u4e2d\uff0c\u53ef\u4ee5\u7981\u6b62\u76f8\u5e94\u6295\u9012\u4efb\u52a1, \u5728\u4e3b\u7a97\u4f53\u6790\u6784\u51fd\u6570\u7684\u5f00\u59cb\uff0c\u8bbe\u7f6eEnable := false; \u8fd9\u6837iocpTask\u4e0d\u4f1a\u518d\u5904\u7406\u4efb\u4f55\u7684\u4efb\u52a1\u3002<\/font><\/span><\/p>\n<div style=\"border-bottom: #cccccc 1px solid;border-left: #cccccc 1px solid;padding-bottom: 5px;background-color: #f5f5f5;padding-left: 5px;padding-right: 5px;border-top: #cccccc 1px solid;border-right: #cccccc 1px solid;padding-top: 5px\" class=\"cnblogs_code\">\n<pre><span style=\"color: #000000\">destructor TfrmMain.Destroy;\n<\/span><span style=\"color: #0000ff\">begin<\/span><span style=\"color: #000000\">\n  FLogTask.Enable :<\/span>=<span style=\"color: #000000\"> false;\n  iocpTaskManager.Enable :<\/span>=<span style=\"color: #000000\"> False;\n\n  .....\n\n  inherited Destroy;\n<\/span><span style=\"color: #0000ff\">end<\/span>;<\/pre>\n<\/div>\n<p><font color=\"#000000\"><\/font><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u8bf4\u660e\u3011 IocpTask\u662f\u57fa\u4e8eIocp [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[43],"tags":[],"class_list":["post-445","post","type-post","status-publish","format-standard","hentry","category-diocp3"],"views":2930,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/445","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=445"}],"version-history":[{"count":1,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/445\/revisions"}],"predecessor-version":[{"id":446,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/445\/revisions\/446"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=445"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=445"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=445"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}