{"id":1764,"date":"2015-01-20T06:20:43","date_gmt":"2015-01-19T22:20:43","guid":{"rendered":"http:\/\/blog.qdac.cc\/?p=1764"},"modified":"2015-01-20T17:24:37","modified_gmt":"2015-01-20T09:24:37","slug":"%e5%9f%ba%e4%ba%8e-qworker-%e7%9a%84%e5%a4%9a%e7%ba%bf%e7%a8%8b%e7%bc%96%e7%a8%8b-%e7%8a%b6%e6%80%81%e6%9c%ba%ef%bc%9a%e4%bf%a1%e5%8f%b7%e4%b8%8e%e5%b9%bf%e6%92%ad","status":"publish","type":"post","link":"https:\/\/blog.qdac.cc\/?p=1764","title":{"rendered":"\u57fa\u4e8e QWorker \u7684\u591a\u7ebf\u7a0b\u7f16\u7a0b &#8211; \u72b6\u6001\u673a\uff1a\u4fe1\u53f7\u4e0e\u5e7f\u64ad"},"content":{"rendered":"<p>\u524d\u9762\u6211\u4eec\u8ba8\u8bba\u4e86\u5b9a\u65f6\u4f5c\u4e1a\uff08Post\/Delay\/At\uff09\u548c\u76f4\u63a5\u7528 Post \u6765\u89e6\u53d1\u4f5c\u4e1a\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u4f5c\u4e1a\u89e6\u53d1\u548c\u6267\u884c\u4e4b\u95f4\u662f\u7d27\u5bc6\u8026\u5408\u7684\u3002\u4f5c\u4e1a\u7684\u89e6\u53d1\u8005\u77e5\u9053\u4f5c\u4e1a\u7684\u54cd\u5e94\u8005\u5728\u90a3\u513f\uff0c\u8981\u5e72\u4ec0\u4e48\uff0c\u4f46\u5982\u679c\u6211\u4eec\u8981\u5c06\u4f5c\u4e1a\u7684\u89e6\u53d1\u4e0e\u6267\u884c\u5206\u79bb\uff0c\u8be5\u600e\u4e48\u505a\u5462\uff1f\u4fe1\u53f7\uff01QWorker \u63d0\u4f9b\u4e86\u4fe1\u53f7\u673a\u5236\u6765\u89e3\u51b3\u8fd9\u4e00\u95ee\u9898\u3002<\/p>\n<p>QWorker \u4e2d\u4fe1\u53f7\u7684\u4f5c\u7528\u5c31\u5728\u4e8e\u5efa\u7acb\u89e6\u53d1\u8005\u548c\u54cd\u5e94\u8005\u4e4b\u95f4\u677e\u6563\u8026\u5408\u7684\u4e2d\u4ecb\uff0c\u524d\u9762\u6211\u4eec\u5728\u4f5c\u4e1a\u7c7b\u578b\u7684\u8ba8\u8bba\u4e2d\uff0c\u77e5\u9053\u4e86\u4fe1\u53f7\u4f5c\u4e1a\u7684\u51e0\u4e2a\u6b65\u9aa4\uff0c\u6211\u4eec\u5148\u6765\u56de\u987e\u4e0b\uff1a<\/p>\n<p>\uff081\uff09\u3001\u6ce8\u518c\u4fe1\u53f7<\/p>\n<p>\uff082\uff09\u3001\u6ce8\u518c\u4fe1\u53f7\u5bf9\u5e94\u7684\u4f5c\u4e1a<\/p>\n<p>\uff083\uff09\u3001\u89e6\u53d1\u4fe1\u53f7<\/p>\n<p>\u5b9e\u9645\u4e0a\uff0c\u9664\u4e86\u7b2c\u4e00\u6b65\u662f\u5fc5\u9700\u9996\u5148\u6267\u884c\u7684\uff0c\u6b65\u9aa4\uff082\uff09\u548c\u6b65\u9aa4\uff083\uff09\u5e76\u6ca1\u6709\u987a\u5e8f\u8981\u6c42\u3002\u4fe1\u53f7\u7684\u89e6\u53d1\u5e76\u4e0d\u8981\u6c42\u6709\u4fe1\u53f7\u5904\u7406\u4f5c\u4e1a\uff0c\u76f8\u5e94\u7684\uff0c\u6ce8\u518c\u4fe1\u53f7\u5bf9\u5e94\u7684\u4f5c\u4e1a\u4e0e\u89e6\u53d1\u4fe1\u53f7\u7684\u6267\u884c\u5f53\u7136\u4e5f\u6ca1\u591a\u5927\u5173\u7cfb\u3002\u4fe1\u53f7\u5b9e\u9645\u4e0a\u662f\u4e00\u79cd\u72b6\u6001\u673a\uff0c\u53ea\u6709\u4e24\u79cd\u72b6\u6001\uff1a<\/p>\n<p>\uff081\uff09\u3001\u7b49\u5f85\u72b6\u6001<\/p>\n<p>\u4fe1\u53f7\u4e00\u65e6\u6ce8\u518c\uff0c\u5b83\u5c31\u5df2\u7ecf\u5904\u4e8e\u7b49\u5f85\u72b6\u6001\u3002\u540c\u6837\u5982\u679c\u4e00\u4e2a\u4fe1\u53f7\u6ca1\u6709\u88ab\u89e6\u53d1\uff0c\u90a3\u4e48\u5b83\u4e5f\u5904\u4e8e\u7b49\u5f85\u72b6\u6001\u3002<\/p>\n<p>\uff082\uff09\u3001\u89e6\u53d1\u72b6\u6001<\/p>\n<p>\u4fe1\u53f7\u4e00\u65e6\u88ab\u89e6\u53d1\uff0c\u5b83\u5c31\u5904\u4e8e\u89e6\u53d1\u72b6\u6001\u3002\u6b64\u65f6\uff0c\u5b83\u4f1a\u89e6\u53d1\u6240\u6709\u5df2\u6ce8\u518c\u7684\u4f5c\u4e1a\u6267\u884c\u4e00\u904d\u3002\u6ce8\u610f\uff0c\u8fd9\u4e9b\u88ab\u89e6\u53d1\u7684\u4f5c\u4e1a\u662f\u88ab\u5e76\u884c\u6267\u884c\u7684\uff0c\u6240\u4ee5\u4f5c\u4e1a\u6267\u884c\u7684\u987a\u5e8f\u4e0e\u5176\u6ce8\u518c\u7684\u987a\u5e8f\u65e0\u5173\u3002<\/p>\n<p>\u4e00\u76cf\u706f\u70b9\u4eae\u4e86\uff0c\u5c4b\u91cc\u6240\u6709\u7684\u4eba\u90fd\u770b\u5230\u4e86\u5149\u660e\u3002\u4fe1\u53f7\u4e5f\u4e00\u6837\uff0c\u5b83\u53ef\u4ee5\u6709\u591a\u4e2a\u4f5c\u4e1a\u505a\u4e3a\u4fe1\u53f7\u7684\u63a5\u6536\u8005\uff0c\u4e00\u4e2a\u4fe1\u53f7\u4e00\u65e6\u88ab\u89e6\u53d1\u4e86\uff0c\u6240\u6709\u6ce8\u518c\u7684\u4f5c\u4e1a\u90fd\u4f1a\u88ab\u89e6\u53d1\u6267\u884c\uff0c\u5f62\u6210\u5e7f\u64ad\u7684\u6548\u679c\u3002<\/p>\n<p>\u5728\u8bbe\u8ba1\u57fa\u4e8e\u4fe1\u53f7\u7684 QWorker \u4f5c\u4e1a\u65f6\uff0c\u6211\u5e0c\u671b\u63d0\u9192\u5927\u5bb6\u4ee5\u4e0b\u51e0\u70b9\uff1a<\/p>\n<p>\uff081\uff09\u3001\u4fe1\u606f\u7684\u5904\u7406\u4f5c\u4e1a\u53ef\u4ee5\u8fd0\u884c\u5728\u4e3b\u7ebf\u7a0b\uff0c\u4e5f\u53ef\u4ee5\u8fd0\u884c\u5728\u540e\u53f0\u7ebf\u7a0b\uff0c\u8fd9\u70b9\u548c\u666e\u901a\u7684\u4f5c\u4e1a\u6ca1\u4ec0\u4e48\u4e24\u6837\uff0c\u53ea\u9700\u8981\u5728\u4f7f\u7528 Wait \u6ce8\u518c\u4fe1\u53f7\u7b49\u5f85\u4f5c\u4e1a\u65f6\uff0c\u6807\u8bb0\u4f5c\u4e1a\u9700\u8981\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u6267\u884c\u5373\u53ef\u3002<\/p>\n<p>\u6211\u4eec\u6765\u770b\u4e0b Wait \u51fd\u6570\u7684\u58f0\u660e\uff1a<\/p>\n<pre class=\"lang:delphi decode:true\">    \/\/\/ &lt;summary&gt;\u6295\u5bc4\u4e00\u4e2a\u7b49\u5f85\u4fe1\u53f7\u624d\u5f00\u59cb\u7684\u4f5c\u4e1a&lt;\/summary&gt;\r\n    \/\/\/ &lt;param name=\"AProc\"&gt;\u8981\u6267\u884c\u7684\u4f5c\u4e1a\u8fc7\u7a0b&lt;\/param&gt;\r\n    \/\/\/ &lt;param name=\"ASignalId\"&gt;\u7b49\u5f85\u7684\u4fe1\u53f7\u7f16\u7801\uff0c\u8be5\u7f16\u7801\u7531RegisterSignal\u51fd\u6570\u8fd4\u56de&lt;\/param&gt;\r\n    \/\/\/ &lt;param name=\"ARunInMainThread\"&gt;\u4f5c\u4e1a\u8981\u6c42\u5728\u4e3b\u7ebf\u7a0b\u4e2d\u6267\u884c&lt;\/param&gt;\r\n    \/\/\/ &lt;returns&gt;\u6210\u529f\u6295\u5bc4\u8fd4\u56de\u53e5\u67c4\uff0c\u5426\u5219\u8fd4\u56de0&lt;\/returns&gt;\r\n    function Wait(AProc: TQJobProc; ASignalId: Integer;\r\n      ARunInMainThread: Boolean = False): IntPtr; overload;<\/pre>\n<p>ARunInMainThread \u53c2\u6570\u51b3\u5b9a\u4e86\u4f5c\u4e1a\u5728\u4e3b\u7ebf\u7a0b\u548c\u540e\u53f0\u7ebf\u7a0b\u4e2d\u6267\u884c\u3002<\/p>\n<p>\uff082\uff09\u3001\u4f5c\u4e1a\u89e6\u53d1\u65f6\uff0c\u53c2\u6570\u901a\u8fc7\u4fe1\u53f7\u89e6\u53d1\u51fd\u6570 Signal \u4f20\u9012\uff0c\u5982\u679c\u6307\u5b9a\u4e86 AFreeType \u65b9\u5f0f\uff0c\u5219\u53c2\u6570\u4f1a\u5728\u4e0d\u9700\u8981\u65f6\uff0c\u7531 QWorker \u8d1f\u8d23\u91ca\u653e\u3002\u7531\u4e8e\u4fe1\u53f7\u4f5c\u4e1a\u662f\u591a\u64ad\u5e76\u53d1\u7684\uff0c\u5177\u6709\u901a\u77e5\u7684\u7279\u6027\uff0c\u6240\u4ee5\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li>\u4e0d\u8981\u66f4\u6539\u53c2\u6570\u7684\u503c\uff0c\u4e5f\u5c31\u662f\u8bf4\uff0c\u53c2\u6570\u503c\u53ea\u80fd\u5f53\u5e38\u91cf\u8bbf\u95ee\uff0c\u5426\u5219\uff0c\u53ef\u80fd\u4f1a\u9020\u6210\u4e0e\u5176\u5b83\u4fe1\u53f7\u5904\u7406\u4f5c\u4e1a\u4e4b\u95f4\u7684\u51b2\u7a81\u3002<\/li>\n<li>\u4e0d\u8981\u4f7f\u7528\u4f1a\u5f15\u53d1\u53c2\u6570\u72b6\u6001\u53d8\u5316\u7684\u53c2\u6570\u3002\u56e0\u4e3a\u5b83\u540c\u6837\u4f1a\u5f71\u54cd\u5176\u5b83\u4f5c\u4e1a\u7684\u5904\u7406\uff0c\u6bd4\u5982 TStream \u5728 Read \u6216 Write \u65f6\u90fd\u4f1a\u8c03\u6574\u5f53\u524d\u4f4d\u7f6e\uff0c\u5982\u679c\u4f7f\u7528\u5b83\u505a\u4e3a\u53c2\u6570\uff0c\u663e\u793a\uff0c\u5982\u679c\u4f60Read\u6216Write\u65f6\uff0c\u5176\u5b83\u4f5c\u4e1a\u5904\u7406\u51fd\u6570\u5982\u679c\u4e5f Read \u6216 Write \u5904\u7406\uff0c\u5c31\u4f1a\u5f97\u4e0d\u5230\u6b63\u786e\u7684\u7ed3\u679c\u3002<\/li>\n<li>\u4e0d\u8981\u4f20\u9012\u6808\u4e0a\u7684\u53d8\u91cf\u4f5c\u4e3a\u53c2\u6570\uff0c\u4fe1\u53f7\u4f5c\u4e1a\u7684\u5904\u7406\u8fc7\u7a0b\u662f\u5f02\u6b65\u7684\uff0c\u4e0d\u662f\u540c\u6b65\u7684\uff0c\u6240\u4ee5\u4e0d\u8981\u6307\u671b\u4f60\u89e6\u53d1\u4fe1\u53f7\u7ed3\u675f\u540e\uff0c\u5bf9\u5e94\u7684\u4f5c\u4e1a\u4e5f\u7ed3\u675f\u4e86\u3002\u5982\u679c\u7528\u6808\u4e0a\u7684\u53d8\u91cf\uff0c\u90a3\u4e48\u7531\u4e8e\u51fd\u6570\u9000\u51fa\u540e\uff0c\u6808\u4e0a\u7684\u53d8\u91cf\u5c31\u88ab\u91ca\u653e\u4e86\uff0c\u6240\u4ee5\u4f1a\u9020\u6210\u610f\u5916\u7684\u7ed3\u679c\uff0c\u8fd9\u663e\u7136\u662f\u4e0d\u5b89\u5168\u7684\u3002<\/li>\n<\/ul>\n<p>\u7efc\u4e0a\u6240\u8ff0\uff0c\u6211\u4eec\u4e00\u5b9a\u8981\u6ce8\u610f\u4fe1\u53f7\u4f5c\u4e1a\u7684\u53c2\u6570\u4e0d\u80fd\u7528\u4e8e\u4f20\u51fa\u503c\uff0c\u53ea\u80fd\u7528\u4e8e\u4f20\u5165\u503c\u3002\u5982\u679c\u8981\u4f20\u9012\u8fd4\u56de\u53c2\u6570\uff0c\u90a3\u4e48\u5e94\u8be5\u901a\u8fc7\u65b0\u7684\u4f5c\u4e1a\u6765\u4f20\u9012\uff08\u5982\u89e6\u53d1\u4e00\u4e2a\u65b0\u7684\u4fe1\u53f7\uff0c\u5c06\u8fd4\u56de\u503c\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u56de\u53bb\uff0c\u8fd9\u9700\u8981\u89c4\u8303\u597d\u4f5c\u4e1a\u53cc\u65b9\u7684\u534f\u8bae\uff09\u3002<\/p>\n<p>\u5173\u4e8e\u4fe1\u53f7\u4f5c\u4e1a\u7684\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u5728 QWorkerDemo \u548c StateWorker \u4e24\u4e2a\u6f14\u793a\u7a0b\u5e8f\u4e2d\uff0c\u6211\u4eec\u8fdb\u884c\u4e86\u5c55\u793a\u3002\u6211\u4eec\u6458\u6284\u4e00\u6bb5 QWorkerDemo \u793a\u4f8b\u4e2d\u591a\u64ad\u7684\u4ee3\u7801\u6765\u8fdb\u884c\u7b80\u5355\u7684\u8bf4\u660e\uff1a<\/p>\n<p>1\u3001\u9996\u5148\uff0c\u662f\u6ce8\u518c\u4fe1\u53f7\u540d\u79f0\uff0c\u83b7\u5f97\u4e00\u4e2a\u552f\u4e00\u7684\u4fe1\u53f7ID\uff0c\u8fd9\u4e2aID\u7528\u4e8e\u552f\u4e00\u6807\u8bb0\u8fd9\u4e2a\u4fe1\u53f7\uff0c\u5e76\u5728\u6574\u4e2a\u7a0b\u5e8f\u7684\u751f\u547d\u5468\u671f\u5185\u4e0d\u4f1a\u53d8\u52a8\u3002<\/p>\n<p>\u3010Delphi\u3011<\/p>\n<pre class=\"lang:delphi decode:true\">FMulticastSignal := Workers.RegisterSignal('Multicase.Start');<\/pre>\n<p>\u3010C++ Builder\u3011<\/p>\n<pre class=\"lang:delphi decode:true \">FMulticastSignal = Workers-&gt;RegisterSignal(L\"Multicase.Start\");<\/pre>\n<p>RegisterSignal \u63a5\u53d7\u7684\u552f\u4e00\u4e00\u4e2a\u53c2\u6570\u662f\u4fe1\u53f7\u540d\u79f0\uff0c\u8be5\u4fe1\u53f7\u540d\u79f0\u662f\u6574\u4e2a\u7a0b\u5e8f\u552f\u4e00\u7684\uff0c\u540c\u540d\u7684\u91cd\u590d\u6ce8\u518c\u4f1a\u88ab\u8ba4\u4e3a\u662f\u540c\u4e00\u4e2a\u4fe1\u53f7\uff0c\u8fd4\u56de\u540c\u4e00\u4e2aID\u3002\u6211\u4eec\u5c06\u5176\u503c\u4fdd\u5b58\u5230 FMulticastSignal \u53d8\u91cf\u4e2d\u3002\u7531\u6b64\uff0c\u6211\u4eec\u7684\u4f5c\u4e1a\u54cd\u5e94\u51fd\u6570\u6ce8\u518c\u7684\u5730\u65b9\uff0c\u5c31\u53ef\u4ee5\u7b80\u5355\u7684\u91cd\u590d\u8c03\u7528 RegisterSignal \u6765\u83b7\u53d6\u8fd9\u4e2aID\u3002<\/p>\n<p>2\u3001\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u6ce8\u518c\u8fd9\u4e2a\u4fe1\u53f7\u7684\u4f5c\u4e1a\u54cd\u5e94\u51fd\u6570\uff1a<\/p>\n<p>\u3010Delphi\u3011<\/p>\n<pre class=\"lang:delphi decode:true\">Workers.Wait(DoMulticastSingal1, FMulticastSignal);\r\nWorkers.Wait(DoMulticastSingal2, FMulticastSignal);<\/pre>\n<p>\u3010C++ Builder\u3011<\/p>\n<pre class=\"lang:delphi decode:true\">Workers-&gt;Wait(DoMulticastSingal1, FMulticastSignal);\r\nWorkers-&gt;Wait(DoMulticastSingal2, FMulticastSignal);<\/pre>\n<p>\u8fd9\u6837\uff0c\u6211\u4eec\u5728\u89e6\u53d1 Multicase.Start \u4fe1\u53f7\u65f6\uff0c\u5c06\u4f1a\u540c\u65f6\u89e6\u53d1 DoMulticastSingal1 \u548c\u00a0DoMulticastSingal2 \u4e24\u9879\u4f5c\u4e1a\u3002<\/p>\n<p>3\u3001\u6700\u540e\uff0c\u6211\u4eec\u4eba\u4e3a\u7684\u6765\u89e6\u53d1\u4e0b\u8fd9\u4e2a\u4fe1\u53f7\u3002<\/p>\n<p>\u89e6\u53d1\u4fe1\u53f7\u53ef\u4ee5\u6309 ID \u6216\u540d\u79f0\u6765\u89e6\u53d1\uff0c\u6211\u4eec\u63a8\u8350\u6309 ID \u6765\u89e6\u53d1\uff0c\u56e0\u4e3a\u6309\u540d\u79f0\u89e6\u53d1\u5b9e\u9645\u4e0a\u89e6\u53d1\u4e86\u5185\u90e8\u7684\u4e00\u4e2a\u989d\u5916\u7684\u67e5\u627e\u8fc7\u7a0b\uff0c\u6548\u7387\u4e0a\u6709\u6240\u635f\u5931\u3002\u6211\u4eec\u770b\u4e00\u4e0b\u4e24\u4e2a\u58f0\u660e\uff1a<\/p>\n<pre class=\"lang:delphi decode:true\">    \/\/\/ &lt;summary&gt;\u89e6\u53d1\u4e00\u4e2a\u4fe1\u53f7&lt;\/summary&gt;\r\n    \/\/\/ &lt;param name=\"AId\"&gt;\u4fe1\u53f7\u7f16\u7801\uff0c\u7531RegisterSignal\u8fd4\u56de&lt;\/param&gt;\r\n    \/\/\/ &lt;param name=\"AData\"&gt;\u9644\u52a0\u7ed9\u4f5c\u4e1a\u7684\u7528\u6237\u6570\u636e\u6307\u9488\u5730\u5740&lt;\/param&gt;\r\n    \/\/\/ &lt;param name=\"AFreeType\"&gt;\u9644\u52a0\u6570\u636e\u6307\u9488\u91ca\u653e\u65b9\u5f0f&lt;\/param&gt;\r\n    \/\/\/ &lt;remarks&gt;\u89e6\u53d1\u4e00\u4e2a\u4fe1\u53f7\u540e\uff0cQWorkers\u4f1a\u89e6\u53d1\u6240\u6709\u5df2\u6ce8\u518c\u7684\u4fe1\u53f7\u5173\u8054\u5904\u7406\u8fc7\u7a0b\u7684\u6267\u884c&lt;\/remarks&gt;\r\n    procedure Signal(AId: Integer; AData: Pointer = nil;\r\n      AFreeType: TQJobDataFreeType = jdfFreeByUser); overload;\r\n    \/\/\/ &lt;summary&gt;\u6309\u540d\u79f0\u89e6\u53d1\u4e00\u4e2a\u4fe1\u53f7&lt;\/summary&gt;\r\n    \/\/\/ &lt;param name=\"AName\"&gt;\u4fe1\u53f7\u540d\u79f0&lt;\/param&gt;\r\n    \/\/\/ &lt;param name=\"AData\"&gt;\u9644\u52a0\u7ed9\u4f5c\u4e1a\u7684\u7528\u6237\u6570\u636e\u6307\u9488\u5730\u5740&lt;\/param&gt;\r\n    \/\/\/ &lt;param name=\"AFreeType\"&gt;\u9644\u52a0\u6570\u636e\u6307\u9488\u91ca\u653e\u65b9\u5f0f&lt;\/param&gt;\r\n    \/\/\/ &lt;remarks&gt;\u89e6\u53d1\u4e00\u4e2a\u4fe1\u53f7\u540e\uff0cQWorkers\u4f1a\u89e6\u53d1\u6240\u6709\u5df2\u6ce8\u518c\u7684\u4fe1\u53f7\u5173\u8054\u5904\u7406\u8fc7\u7a0b\u7684\u6267\u884c&lt;\/remarks&gt;\r\n    procedure Signal(const AName: QStringW; AData: Pointer = nil;\r\n      AFreeType: TQJobDataFreeType = jdfFreeByUser); overload;<\/pre>\n<p>\u597d\u4e86\uff0c\u6211\u4eec\u770b\u4e0b\u89e6\u53d1\u7684\u8fc7\u7a0b\uff1a<\/p>\n<p>\u3010Delphi\u3011<\/p>\n<pre class=\"lang:delphi decode:true\">procedure TForm1.Button24Click(Sender: TObject);\r\nvar\r\n  AParams: TQMsgPack;\r\nbegin\r\nAParams := TQMsgPack.Create;\r\nAParams.Add('TimeStamp').AsDateTime := Now;\r\nAParams.Add('Sender', 'Button24');\r\nWorkers.Signal(FMulticastSignal, AParams, jdfFreeAsObject);\r\nend;<\/pre>\n<p>\u3010C++ Builder\u3011<\/p>\n<pre class=\"lang:c++ decode:true\">void __fastcall TForm1::Button24Click(System::TObject *Sender);\r\n{\r\nTQMsgPack *AParams = new TQMsgPack;\r\nAParams-&gt;Add(L\"TimeStamp\")-&gt;AsDateTime = Now();\r\nAParams-&gt;Add(L\"Sender\", \"Button24\");\r\nWorkers-&gt;Signal(FMulticastSignal, AParams, jdfFreeAsObject);\r\n}<\/pre>\n<p>\u8bdd\u8bf4\uff0c\u6709\u4eba\u53ef\u80fd\u53d1\u73b0\uff0c\u4fe1\u53f7\u6ca1\u6709\u53d6\u6d88\u6ce8\u518c\u51fd\u6570\uff08\u6ce8\u610f\u7b49\u5f85\u4fe1\u53f7\u7684\u4f5c\u4e1a\u672c\u8eab\u53ef\u4ee5\u76f4\u63a5\u7528 Clear \u7cfb\u5217\u51fd\u6570\u53d6\u6d88\u4e0e\u4fe1\u53f7\u7684\u5173\u8054\uff09\u3002\u8fd9\u91cc\u8fd9\u4e48\u8bbe\u8ba1\u6709\u4ee5\u4e0b\u51e0\u4e2a\u539f\u56e0\uff1a<\/p>\n<p>\uff081\uff09\u3001\u4fe1\u53f7\u7684\u6ce8\u518c\u3001\u89e6\u53d1\u548c\u54cd\u5e94\u5206\u79bb\u7684\u673a\u5236\uff0c\u51b3\u5b9a\u4e86\u4fe1\u53f7\u7684\u53cd\u6ce8\u518c\u65f6\u673a\u7684\u628a\u63e1\u5bf9\u7a0b\u5e8f\u6765\u8bf4\uff0c\u662f\u4e0d\u597d\u628a\u63e1\u7684\u3002<\/p>\n<p>\uff082\uff09\u3001\u4e00\u4e2a\u4fe1\u53f7\u6ce8\u518c\u4fe1\u606f\u6240\u5360\u7528\u7684\u8d44\u6e90\u5e76\u4e0d\u5927\uff0c\u800c\u4e00\u4e2a\u7a0b\u5e8f\u4e2d\uff0c\u4fe1\u53f7\u7684\u6570\u91cf\u662f\u76f8\u5bf9\u6709\u9650\u7684\uff0c\u5176\u7531\u6b64\u5e26\u6765\u7684\u8d44\u6e90\u989d\u5916\u5f00\u9500\u53ef\u4ee5\u5ffd\u7565\u4e0d\u8ba1\u3002<\/p>\n<p>\u5f53\u7136\uff0c\u5bf9\u4e8e\u8ffd\u6c42\u5b8c\u7f8e\u4e3b\u4e49\u8005\u6765\u8bf4\uff0c\u786e\u5b9e\u4e0d\u591f\u5b8c\u7f8e\uff0c\u4f46\u76ee\u524d\u7684\u5b9e\u73b0\u5c31\u662f\u8fd9\u6837\uff0c\u800c\u5728\u76ee\u524d\u7684\u89c4\u5212\u4e2d\uff0c\u6211\u5e76\u4e0d\u6253\u7b97\u52a0\u5165\u5b83\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u524d\u9762\u6211\u4eec\u8ba8\u8bba\u4e86\u5b9a\u65f6\u4f5c\u4e1a\uff08Post\/Del [&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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center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[8,9,6],"tags":[57],"class_list":["post-1764","post","type-post","status-publish","format-standard","hentry","category-delphi","category-qdac","category-qworker","tag-57"],"views":5010,"_links":{"self":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/1764","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=1764"}],"version-history":[{"count":5,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/1764\/revisions"}],"predecessor-version":[{"id":1800,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=\/wp\/v2\/posts\/1764\/revisions\/1800"}],"wp:attachment":[{"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1764"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1764"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.qdac.cc\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1764"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}