{"id":907,"date":"2014-10-14T22:31:15","date_gmt":"2014-10-14T14:31:15","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=907"},"modified":"2014-11-10T17:06:47","modified_gmt":"2014-11-10T09:06:47","slug":"%e7%a4%ba%e4%be%8b-qworker%e5%9f%ba%e4%ba%8e%e7%8a%b6%e6%80%81%e7%9a%84%e4%bd%9c%e4%b8%9a%e6%8e%a7%e5%88%b6%e6%bc%94%e7%a4%ba","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=907","title":{"rendered":"\u793a\u4f8b-QWorker\u57fa\u4e8e\u72b6\u6001\u7684\u4f5c\u4e1a\u63a7\u5236\u6f14\u793a"},"content":{"rendered":"<p>\u4e3a\u5e2e\u52a9\u670b\u53cb\u4eec\u66f4\u597d\u7684\u7406\u89e3QWorker\u7684\u4f7f\u7528\uff0c\u4eca\u5929\u65b0\u589e\u4e00\u4e2a\u793a\u4f8b\u6765\u6f14\u793a\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n<p>1\u3001\u57fa\u4e8e\u4fe1\u53f7\u63a7\u5236\u4f5c\u4e1a\u7684\u8fd0\u884c\u72b6\u6001\u3002\u4e3b\u9762\u677f\u4e0a\u8bbe\u7f6e\u4e86\u4e09\u4e2a\u6309\u94ae\uff1a\u5f00\u59cb\u3001\u6682\u505c\u548c\u505c\u6b62\u5206\u522b\u63a7\u5236\u4e00\u4e2a\u540e\u53f0\u4f5c\u4e1a\u7684\u72b6\u6001\uff0c\u800c\u540e\u53f0\u4f5c\u4e1a\u7684\u5b9e\u73b0\u5728\u53e6\u4e00\u4e2a\u7a97\u4f53\u5355\u5143\u4e2d\u5b9e\u73b0\uff0c\u662f\u4e00\u79cd\u677e\u6563\u8026\u5408\u3002<\/p>\n<p>2\u3001\u57fa\u4e8eDelay\u65b9\u6cd5\u6765\u8ba1\u5212\u5ef6\u8fdf\u4f5c\u4e1a\uff0c\u5728\u4f5c\u4e1a\u4e2d\u6839\u636e\u72b6\u6001\u91cd\u590d\u6295\u5bc4\u8fd8\u662f\u9000\u51fa\u6267\u884c\u3002<\/p>\n<p>3\u3001\u7a97\u4f53\u91ca\u653e\u65f6\u6e05\u7406\u5173\u8054\u4f5c\u4e1a\u3002<\/p>\n<p>\u6211\u4eec\u4e0b\u9762\u8bf4\u660e\u4e00\u4e0b\u5b9e\u73b0\u7684\u903b\u8f91\uff1a<\/p>\n<p>1\u3001\u4e3b\u7a97\u4f53\u7684\u6784\u9020\u51fd\u6570\u4e2d\uff0c\u6ce8\u518c\u5f00\u59cb\u3001\u6682\u505c\u3001\u505c\u6b62\u4e09\u4e2a\u72b6\u6001\u7684\u4fe1\u53f7\uff0c\u5e76\u4fdd\u5b58\u5176\u4fe1\u53f7\u7f16\u7801\uff0c\u4ee5\u4fbf\u540e\u9762\u4f7f\u7528\u3002\u5982\u679c\u4e0d\u77e5\u9053\u76f8\u5173\u7684\u7f16\u7801\uff0c\u53ef\u4ee5\u518d\u6b21RegisterSignal\u6765\u83b7\u53d6\u8fd9\u4e2aID\u3002<\/p>\n<pre class=\"lang:delphi decode:true\">procedure TfrmMain.FormCreate(Sender: TObject);\r\nbegin\r\nFStartSignal := Workers.RegisterSignal('Work.Start');\r\nFPauseSignal := Workers.RegisterSignal('Work.Pause');\r\nFStopSignal := Workers.RegisterSignal('Work.Stop');\r\nfrmWork := TfrmWork.Create(Application);\r\nend;<\/pre>\n<p>\u5728\u6784\u9020\u51fd\u6570\u7684\u672b\u5c3e\uff0c\u521b\u5efa\u4e86\u4e00\u4e2a\u9762\u677f\u7a97\u53e3\uff0c\u5728\u9762\u677f\u7a97\u53e3\u7684OnCreate\u4e8b\u4ef6\u4e2d\uff0c\u6211\u4eec\u6ce8\u518c\u4e86\u76f8\u5e94\u4fe1\u53f7\u7684\u5904\u7406\u51fd\u6570\uff0c\u7b49\u5f85\u4fe1\u53f7\u7684\u89e6\u53d1\u3002<\/p>\n<pre class=\"lang:delphi decode:true \">procedure TfrmWork.FormCreate(Sender: TObject);\r\nbegin\r\nWorkers.Wait(DoStartWork, frmMain.StartSignal, True);\r\nWorkers.Wait(DoPauseWork, frmMain.PauseSignal, True);\r\nWorkers.Wait(DoStopWork, frmMain.StopSignal, True);\r\nend;<\/pre>\n<p>2\u3001\u5728\u6309\u4e0b\u4e3b\u7a97\u4f53\u7684\u5f00\u59cb\u3001\u6682\u505c\u548c\u505c\u6b62\u6309\u94ae\u65f6\uff0c\u76f4\u63a5\u89e6\u53d1\u76f8\u5173\u7684\u4fe1\u53f7\uff0c\u800c\u4e0d\u9700\u8981\u5173\u5fc3\u6709\u6ca1\u6709\u4ee3\u7801\u53bb\u5b9e\u73b0\u5b83\u3002\u5982\u679c\u6709\uff08\u6211\u4eec\u8fd9\u91cc\u5f53\u7136\u6709\uff09\uff0c\u5219\u76f8\u5e94\u7684\u5904\u7406\u8fc7\u7a0b\u4f1a\u88ab\u89e6\u53d1\u3002<\/p>\n<pre class=\"lang:delphi decode:true \">procedure TfrmMain.btnPauseClick(Sender: TObject);\r\nbegin\r\nWorkers.Signal(PauseSignal);\r\nend;\r\n\r\nprocedure TfrmMain.btnStartClick(Sender: TObject);\r\nbegin\r\nWorkers.Signal(StartSignal);\r\nend;\r\n\r\nprocedure TfrmMain.btnStopClick(Sender: TObject);\r\nbegin\r\nWorkers.Signal(StopSignal);\r\nend;<\/pre>\n<p>3\u3001\u5f88\u597d\uff0c\u73b0\u5728TfrmWork\u7684DoStartWork\/DoPauseWork\/DoStopWork\u76f8\u5e94\u7684\u4fe1\u53f7\u5904\u7406\u51fd\u6570\u5c31\u88ab\u89e6\u53d1\u4e86\u3002<\/p>\n<pre class=\"lang:delphi decode:true\">procedure TfrmWork.DoPauseWork(AJob: PQJob);\r\nbegin\r\nWorkers.Clear(DoDelayTimer, nil);\r\nfrmMain.State := wsPaused;\r\nend;\r\n\r\nprocedure TfrmWork.DoStartWork(AJob: PQJob);\r\nbegin\r\nWorkers.Delay(DoDelayTimer, random(1000), nil,True);\r\nif frmMain.State &lt;&gt; wsPaused then\r\n  begin\r\n  SetBounds(Screen.WorkAreaRect.Right - Width, Screen.WorkAreaTop,\r\n    Width, Height);\r\n  Show;\r\n  end;\r\nfrmMain.State := wsRunning;\r\nend;\r\n\r\nprocedure TfrmWork.DoStopWork(AJob: PQJob);\r\nbegin\r\nWorkers.Clear(DoDelayTimer, nil);\r\nFRuns := 0;\r\nfrmMain.State := wsStopped;\r\nHide;\r\nend;<\/pre>\n<p>4\u3001DoDelayTimer\u6267\u884c\u5b9e\u9645\u7684\u4f5c\u4e1a\u5904\u7406\u8fc7\u7a0b\uff0c\u5728\u5176\u4e2d\uff0c\u6211\u4eec\u5728\u5176\u4e2d\u663e\u793a\u4e86\u4e00\u4e9b\u7b80\u5355\u7684\u4f5c\u4e1a\u4fe1\u606f\uff0c\u7136\u540e\u518d\u6b21\u5fc5\u8981\u65f6\u518d\u6b21\u91cd\u590d\u5ef6\u8fdf\u89e6\u53d1\u3002<\/p>\n<pre class=\"lang:delphi decode:true\">procedure TfrmWork.DoDelayTimer(AJob: PQJob);\r\nvar\r\n  ANextDelay: Int64;\r\nbegin\r\nANextDelay := random(1000);\r\nInc(FRuns);\r\nLabel1.Caption := '\u8fd0\u884c\u6b21\u6570:' + IntToStr(FRuns) + '\u6b21\uff0c\u672b\u6b21\u5ef6\u8fdf:' +\r\n  IntToStr((AJob.PopTime - AJob.PushTime) div 10) + 'ms,\u4e0b\u4e00\u5ef6\u8fdf:' +\r\n  IntToStr(ANextDelay) + 'ms';\r\nif (frmMain.State = wsRunning) or (not AJob.IsTerminated) then\r\n  Workers.Delay(DoDelayTimer, ANextDelay * Q1MillSecond, nil,True);\r\nend;<\/pre>\n<p>\u597d\u4e86\uff0c\u6211\u4eec\u73b0\u5728\u770b\u770b\u7a0b\u5e8f\u7684\u8fd0\u884c\u7ed3\u679c\u3002<\/p>\n<p><a href=\"https:\/\/blog.qdac.cc\/wp-content\/uploads\/2014\/10\/Delaywork1.jpg\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-medium wp-image-909\" src=\"https:\/\/blog.qdac.cc\/wp-content\/uploads\/2014\/10\/Delaywork1-300x97.jpg\" alt=\"Delaywork\" width=\"300\" height=\"97\" srcset=\"https:\/\/blog.qdac.cc\/wp-content\/uploads\/2014\/10\/Delaywork1-300x97.jpg 300w, https:\/\/blog.qdac.cc\/wp-content\/uploads\/2014\/10\/Delaywork1.jpg 767w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><\/p>\n<p>\u3010\u6e90\u7801\u4e0b\u8f7d\u3011<\/p>\n<p><a href=\"http:\/\/pan.baidu.com\/s\/1gdu0103\" target=\"_blank\">\u767e\u5ea6\u7f51\u76d8<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4e3a\u5e2e\u52a9\u670b\u53cb\u4eec\u66f4\u597d\u7684\u7406\u89e3QWorker\u7684\u4f7f [&hellip;]<\/p>\n","protected":false},"author":1,"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":[69,8,6],"tags":[98,115,114,113],"class_list":["post-907","post","type-post","status-publish","format-standard","hentry","category-c-builder","category-delphi","category-qworker","tag-98","tag-115","tag-114","tag-113"],"views":5752,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/907","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\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=907"}],"version-history":[{"count":4,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/907\/revisions"}],"predecessor-version":[{"id":1216,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/907\/revisions\/1216"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=907"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=907"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=907"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}