{"id":3623,"date":"2016-03-14T09:24:19","date_gmt":"2016-03-14T01:24:19","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=3623"},"modified":"2020-03-19T21:58:30","modified_gmt":"2020-03-19T13:58:30","slug":"qworker-delay-%e5%87%bd%e6%95%b0%e6%96%b0%e5%a2%9e-arepeat-%e5%87%bd%e6%95%b0%e7%94%a8%e6%9d%a5%e5%ae%9e%e7%8e%b0%e9%87%8d%e5%a4%8d%e5%bb%b6%e8%bf%9f%e4%bd%9c%e4%b8%9a","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=3623","title":{"rendered":"[QWorker] Delay \u51fd\u6570\u65b0\u589e ARepeat \u53c2\u6570\u7528\u6765\u5b9e\u73b0\u91cd\u590d\u5ef6\u8fdf\u4f5c\u4e1a"},"content":{"rendered":"

QWorker \u63d0\u4f9b\u4e86\u591a\u79cd\u91cd\u590d\u4f5c\u4e1a\u7684\u652f\u6301\uff0c\u4f46\u662f\uff0c\u5982\u679c\u4e00\u4e2a\u4f5c\u4e1a\u6267\u884c\u7684\u65f6\u95f4\u8d85\u8fc7\u4e86\u91cd\u590d\u95f4\u9694\uff0c\u4e0b\u4e00\u6b21\u4f5c\u4e1a\u4e0d\u4f1a\u7b49\u5f85\u4e0a\u4e00\u6b21\u4f5c\u4e1a\u7ed3\u675f\u5c31\u4f1a\u6267\u884c\uff0c\u8fd9\u5728\u67d0\u4e9b\u9700\u6c42\u573a\u666f\u4e0b\u4f1a\u9020\u6210\u4e0d\u4fbf\u3002\u4ee5\u524d\u6211\u5efa\u8bae\u5927\u5bb6\u7528\u4eba\u5de5\u8c03\u7528 Delay \u7684\u65b9\u5f0f\u6765\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\uff0c\u73b0\u5728\u4e0d\u9700\u8981\u4e86\uff0cQWorker \u7684 Delay \u51fd\u6570\u589e\u52a0\u4e86\u8fd9\u6837\u4e00\u4e2a\u53c2\u6570\uff0c\u6765\u7b80\u5316\u60a8\u7684\u7f16\u7a0b\uff1a<\/p>\n

\u5148\u770b\u4e00\u4e0b\u51fd\u6570\u58f0\u660e\uff1a<\/p>\n

function Delay(AProc: TQJobProc; ADelay: Int64; AData: Pointer;ARunInMainThread: Boolean = False;AFreeType: TQJobDataFreeType = jdfFreeByUser; ARepeat: Boolean = False): IntPtr; overload;\nfunction Delay(AProc: TQJobProcA; ADelay: Int64; AData: Pointer;ARunInMainThread: Boolean = False;AFreeType: TQJobDataFreeType = jdfFreeByUser; ARepeat: Boolean = False): IntPtr; overload;\nfunction Delay(AProc: TQJobProcG; ADelay: Int64; AData: Pointer;ARunInMainThread: Boolean = False;AFreeType: TQJobDataFreeType = jdfFreeByUser; ARepeat: Boolean = False): IntPtr; overload;<\/pre>\n
\u4e3a\u4e86\u4fdd\u8bc1\u4ee5\u524d\u4ee3\u7801\u7684\u517c\u5bb9\u6027\uff0cARepeat \u53c2\u6570\u653e\u5728\u4e86\u6700\u540e\u3002 \u53c2\u6570\u9ed8\u8ba4\u4e3a False\uff0c\u5373\u5355\u6b21\u5ef6\u8fdf\u4f5c\u4e1a\u3002\u5982\u679c\u8bbe\u7f6e\u4e3a True\uff0c\u5219\u4f5c\u4e1a\u4f1a\u5728\u4e0a\u4e00\u6b21\u5b8c\u6210\u540e\uff0c\u5ef6\u8fdf ADelay \u65f6\u957f\uff0c\u7136\u540e\u518d\u6b21\u89e6\u53d1\u65b0\u7684\u4f5c\u4e1a\u3002\u5982\u4e0b\u9762\u7684\u793a\u4f8b\u4ee3\u7801\uff1a<\/p>\n
procedure TForm4.Button2Click(Sender: TObject);\nbegin\n  Workers.Delay(\n    procedure(AJob: PQJob)\n    begin\n      Memo1.Lines.Add(FormatDateTime('hh:nn:ss.zzz', Now) + ' Job started');\n      Sleep(2000);\n    end, Q1Second, nil, True,jdfFreeByUser,True);\n  Memo1.Lines.Add(FormatDateTime('hh:nn:ss.zzz', Now) + ' Job posted.')\nend;<\/pre>\n
\u4f5c\u4e1a\u8981\u6c42\u91cd\u590d\u5ef6\u8fdf 1 \u79d2\u540e\u6267\u884c\uff0c\u4f46\u7531\u4e8e\u4f5c\u4e1a\u5185\u90e8\u8017\u65f6\u8d85\u8fc7\u4e86 1 \u79d2\uff08 Sleep \u4e862\u79d2\uff09\uff0c\u6240\u4ee5\u4f5c\u4e1a\u7684\u5b9e\u9645\u65f6\u95f4\u95f4\u9694\u5c31\u4f1a\u662f\u7b2c\u4e00\u6b21\u662f\u5ef6\u8fdf1\u79d2\u540e\u6267\u884c\uff0c\u4ee5\u540e\u6bcf\u96943\u79d2\u6267\u884c\u4e00\u6b21\u3002\u6211\u4eec\u770b\u4e00\u4e0b\u5b9e\u9645\u7684\u8fd0\u884c\u6548\u679c\u622a\u56fe\uff1a<\/p>\n
\"RepeatDelay\"<\/a><\/p>\n
\u4ece\u7b2c\u4e00\u884c Job posted \u63d0\u793a\u5230\u4f5c\u4e1a\u5f00\u59cb\u6267\u884c\u95f4\u9694\u662f1\u79d2\uff0c\u800c\u540e\u9762\u7684\u95f4\u9694\u5c31\u662f3\u79d2\uff0c\u6b63\u597d\u7b26\u5408\u6211\u4eec\u7684\u9884\u671f\u3002<\/p>\n
\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u6211\u4eec\u8981\u6c42\u7684\u5ef6\u8fdf\u65f6\u95f4\u662f\u56fa\u5b9a\u7684\u3002\u5982\u679c\u8981\u52a8\u6001\u4fee\u6539\u4e0b\u6b21\u7684\u5ef6\u8fdf\u95f4\u9694\uff0c\u53ef\u4ee5\u76f4\u63a5\u4fee\u6539 AJob.Source.FirstDelay \u7684\u503c\u5b9e\u73b0\u3002<\/p>\n
\u597d\u4e86\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230\u5b83\u548c Post\/At\/Plan \u4e00\u4e2a\u91cd\u590d\u4f5c\u4e1a\u7684\u533a\u522b\u5c31\u5728\u8fd9\u91cc\u4e86\uff0cDelay \u4f1a\u7b49\u5f85\u4e0a\u4e00\u6b21\u4f5c\u4e1a\u5b8c\u6210\u624d\u8ba1\u5212\u4e0b\u4e00\u6b21\u4f5c\u4e1a\uff0c\u5982\u679c\u4e0a\u4e00\u6b21\u4f5c\u4e1a\u59cb\u7ec8\u672a\u5b8c\u6210\uff0c\u4e0b\u4e00\u6b21\u4e5f\u5c31\u59cb\u7ec8\u4e0d\u4f1a\u5f00\u59cb\uff0c\u800c\u5176\u5b83\u7c7b\u578b\u7684\u91cd\u590d\u4f5c\u4e1a\u4e0d\u4f1a\u7ba1\u4f60\u4e0a\u6b21\u662f\u5426\u5b8c\u6210\uff0c\u6ca1\u5b8c\u6210\u5230\u4e86\u65f6\u95f4\u4e5f\u4f1a\u5f00\u59cb\u65b0\u7684\u4f5c\u4e1a\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
QWorker \u63d0\u4f9b\u4e86\u591a\u79cd\u91cd\u590d\u4f5c\u4e1a\u7684\u652f\u6301 […]<\/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":[145,69,8,9,6,2],"tags":[98,568,567,569],"class_list":["post-3623","post","type-post","status-publish","format-standard","hentry","category-android","category-c-builder","category-delphi","category-qdac","category-qworker","category-update","tag-98","tag-568","tag-567","tag-569"],"views":4861,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/3623","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=3623"}],"version-history":[{"count":5,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/3623\/revisions"}],"predecessor-version":[{"id":5183,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/3623\/revisions\/5183"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3623"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3623"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3623"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}