{"id":2046,"date":"2015-02-16T19:05:52","date_gmt":"2015-02-16T11:05:52","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=2046"},"modified":"2015-02-16T19:06:54","modified_gmt":"2015-02-16T11:06:54","slug":"qworker%e6%9b%b4%e6%96%b0-%e6%96%b0%e5%a2%9e%e5%87%a0%e4%b8%aa%e6%96%b9%e6%b3%95%e4%bb%a5%e7%ae%80%e5%8c%96%e4%b8%8e%e4%b8%bb%e7%ba%bf%e7%a8%8b%e4%ba%a4%e4%ba%92%e7%bc%96%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=2046","title":{"rendered":"QWorker\u66f4\u65b0-\u65b0\u589e\u51e0\u4e2a\u65b9\u6cd5\u4ee5\u7b80\u5316\u4e0e\u4e3b\u7ebf\u7a0b\u4ea4\u4e92\u7f16\u7a0b"},"content":{"rendered":"<h4>\u3010\u66f4\u65b0\u8bf4\u660e\u3011<\/h4>\n<p>1\u3001TQJob.Synchronize \u65b0\u589e\u533f\u540d\u51fd\u6570\u7248\u672c\uff1b<\/p>\n<p>2\u3001\u65b0\u589e RunInMainThread \u7cfb\u5217\u51fd\u6570\uff1a<\/p>\n<pre class=\"lang:delphi decode:true \">TMainThreadProc=procedure (AData:Pointer) of object;\r\nTMainThreadProcG=procedure (AData:Pointer);\r\n\/\/\/ &lt;summary&gt;\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u6267\u884c\u6307\u5b9a\u7684\u51fd\u6570&lt;\/summary&gt;\r\n\/\/\/ &lt;param name=\"AProc\"&gt;\u8981\u6267\u884c\u7684\u51fd\u6570&lt;\/param&gt;\r\n\/\/\/ &lt;param name=\"AData\"&gt;\u9644\u52a0\u53c2\u6570&lt;\/param&gt;\r\nprocedure RunInMainThread(AProc:TMainThreadProc;AData:Pointer);overload;\r\n\/\/\/ &lt;summary&gt;\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u6267\u884c\u6307\u5b9a\u7684\u51fd\u6570&lt;\/summary&gt;\r\n\/\/\/ &lt;param name=\"AProc\"&gt;\u8981\u6267\u884c\u7684\u51fd\u6570&lt;\/param&gt;\r\n\/\/\/ &lt;param name=\"AData\"&gt;\u9644\u52a0\u53c2\u6570&lt;\/param&gt;\r\nprocedure RunInMainThread(AProc:TMainThreadProcG;AData:Pointer);overload;\r\n\/\/\/ &lt;summary&gt;\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u6267\u884c\u6307\u5b9a\u7684\u51fd\u6570&lt;\/summary&gt;\r\n\/\/\/ &lt;param name=\"AProc\"&gt;\u8981\u6267\u884c\u7684\u51fd\u6570&lt;\/param&gt;\r\nprocedure RunInMainThread(AProc:TThreadProcedure);overload;<\/pre>\n<p>\u5728\u540e\u53f0\u4f5c\u4e1a\u4e2d\uff0c\u76f4\u63a5\u8c03\u7528 RunInMainThread \u51fd\u6570\u5c31\u53ef\u4ee5\u5c06\u9644\u52a0\u7684\u51fd\u6570\u4ee3\u7801\u8fd0\u884c\u5728\u4e3b\u7ebf\u7a0b\u5e76\u7b49\u5f85\u5176\u8fd4\u56de\uff1a<\/p>\n<pre class=\"lang:delphi decode:true \">procedure RunInMainG(AData: Pointer);\r\nbegin\r\nShowMessage('\u60a8\u597d\uff0c\u4e3b\u7ebf\u7a0b\u5168\u5c40\u51fd\u6570\u7248\u672c(\u5f53\u524d\u7ebf\u7a0bID='+IntToStr(GetCurrentThreadId)+',\u4e3b\u7ebf\u7a0bID='+IntToStr(MainThreadId)+').');\r\nend;\r\n\r\nprocedure TForm1.RunInMainO(AData: Pointer);\r\nbegin\r\nShowMessage('\u60a8\u597d\uff0c\u4e3b\u7ebf\u7a0b\u5bf9\u8c61\u6210\u5458\u51fd\u6570\u7248\u672c(\u5f53\u524d\u7ebf\u7a0bID='+IntToStr(GetCurrentThreadId)+',\u4e3b\u7ebf\u7a0bID='+IntToStr(MainThreadId)+').');\r\nend;\r\n\r\nprocedure TForm1.DoRunInMainThreadJob(AJob: PQJob);\r\nbegin\r\n{$IFDEF UNICODE}\r\nRunInMainThread(\r\n  procedure\r\n  begin\r\n  ShowMessage('\u60a8\u597d\uff0c\u4e3b\u7ebf\u7a0b\u533f\u540d\u51fd\u6570\u7248\u672c(\u5f53\u524d\u7ebf\u7a0bID='+IntToStr(GetCurrentThreadId)+',\u4e3b\u7ebf\u7a0bID='+IntToStr(MainThreadId)+').');\r\n  end);\r\n{$ENDIF}\r\nRunInMainThread(RunInMainG,nil);\r\nRunInMainThread(RunInMainO,nil);\r\nend;<\/pre>\n<p>\u6ce8\u610f\uff0c\u4e0e Post \u4e00\u4e2a\u4e3b\u7ebf\u7a0b\u5f02\u6b65\u4f5c\u4e1a\u4e0d\u540c\uff0cRunInMainThread \u4f1a\u7b49\u5f85\u76f8\u5e94\u7684\u51fd\u6570\u5728\u4e3b\u7ebf\u7a0b\u6267\u884c\u5b8c\u6210\u5e76\u8fd4\u56de\uff0c\u800c Post \u7684\u4e3b\u7ebf\u7a0b\u4f5c\u4e1a\u5728\u6295\u5bc4\u5230\u5185\u90e8\u961f\u5217\u540e\u7acb\u5373\u8fd4\u56de\u3002<\/p>\n<h4>\u3010\u66f4\u65b0\u7ea7\u522b\u3011<\/h4>\n<p>\u53ef\u9009<\/p>\n<h4>\u3010\u7279\u522b\u8bf4\u660e\u3011<\/h4>\n<p>\u65b0\u6625\u5c0f\u793c\u7269\uff0c\u795d\u5927\u5bb6\u6625\u8282\u5feb\u4e50\uff01<\/p>\n<p>\u5728\u591a\u7ebf\u7a0b\u4e2d\uff0c\u6211\u4eec\u4e0e\u4e3b\u7ebf\u7a0b\u4ea4\u4e92\u7684\u76ee\u7684\u4e0d\u5916\u4e4e\u4e24\u79cd\uff1a<\/p>\n<p>1\u3001\u66f4\u65b0\u8fdb\u5ea6\u63d0\u793a\uff0c\u4e00\u822c\u6211\u4eec\u4e0d\u63a8\u8350\u5728\u540e\u53f0\u4f5c\u4e1a\u4e2d\u9891\u7e41\u7684\u66f4\u65b0\u4fe1\u606f\uff0c\u4e2a\u4eba\u63a8\u8350\u4e24\u79cd\u65b9\u6cd5\uff1a<\/p>\n<p>\uff081\uff09\u3001\u4e3b\u7ebf\u7a0b\u4e2d\u5b9a\u65f6\u5668\u6216\u5b9a\u65f6\u4f5c\u4e1a\u83b7\u53d6\u540e\u53f0\u8fdb\u5ea6\uff0c\u7136\u540e\u663e\u793a\u5230\u754c\u9762\u4e0a\uff1b<\/p>\n<p>\uff082\uff09\u3001\u540e\u53f0\u4f5c\u4e1a\u4e2d\u8bb0\u5f55\u6bcf\u6b21\u7684\u66f4\u65b0\u65f6\u95f4\uff0c\u7136\u540e\u6bcf\u9694\u4e00\u6bb5\u65f6\u95f4\u89e6\u53d1\u4e00\u4e2a\u8fdb\u5ea6\u66f4\u65b0\u8bf7\u6c42\uff1b<\/p>\n<p>2\u3001\u9700\u8981\u7528\u6237\u4ea4\u4e92\uff0c\u6bd4\u5982\u9009\u62e9\u9879\u76ee\u6216\u8f93\u5165\u90e8\u5206\u521d\u59cb\u503c\uff0c\u8fd9\u7c7b\u76f4\u63a5\u8c03\u7528\u4e0a\u9762\u7684\u51fd\u6570\u6267\u884c\u5373\u53ef\u3002<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3010\u66f4\u65b0\u8bf4\u660e\u3011 1\u3001TQJob.Synch [&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 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