{"id":4917,"date":"2014-10-30T09:08:49","date_gmt":"2014-10-30T01:08:49","guid":{"rendered":"https:\/\/www.chenqing.work\/?p=4917"},"modified":"2022-10-06T09:12:21","modified_gmt":"2022-10-06T01:12:21","slug":"%e5%a4%9a%e7%ba%bf%e7%a8%8b%e4%b8%8b%e5%bc%82%e5%b8%b8%ef%bc%9a%e6%9f%90%e4%b8%aa-itemscontrol-%e4%b8%8e%e5%ae%83%e7%9a%84%e9%a1%b9%e6%ba%90%e4%b8%8d%e4%b8%80%e8%87%b4","status":"publish","type":"post","link":"https:\/\/www.chenqing.work\/?p=4917","title":{"rendered":"\u591a\u7ebf\u7a0b\u4e0b\u5f02\u5e38\uff1a\u67d0\u4e2a ItemsControl \u4e0e\u5b83\u7684\u9879\u6e90\u4e0d\u4e00\u81f4"},"content":{"rendered":"\n<p>\u8fd9\u4e24\u5929\u5199\u4e00\u4e2a WPF \u7684\u5ba2\u6237\u7aef\uff0c\u4e3a DataGrid \u7ed1\u5b9a\u4e86\u4e00\u4e2a List \u7684\u96c6\u5408\u4f5c\u4e3a\u6570\u636e\u6e90\uff08\u6ca1\u7528 ObservableCollection\uff0c\u60f3\u5728\u53e6\u4e00\u4e2a\u5730\u65b9\u8fdb\u884crefresh\u64cd\u4f5c\uff09\uff0c\u4f46\u662f\u5c31\u8fd9\u4e48\u7b80\u5355\u4e00\u4e2a\u73a9\u610f\uff0c\u5199\u5b8c\u540e\u6267\u884c\u5374\u53d1\u751f bug\uff0cbug \u9875\u9762\u5982\u4e0b\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default\"><img loading=\"lazy\" decoding=\"async\" width=\"559\" height=\"202\" src=\"https:\/\/www.chenqing.work\/wp-content\/uploads\/2022\/10\/image-12.png\" alt=\"\" class=\"wp-image-4918\"\/><\/figure>\n\n\n\n<p>\u901a\u8fc7 Google\uff0c\u627e\u5230\u95ee\u9898\u548c<a href=\"http:\/\/stackoverflow.com\/questions\/2505492\/wpf-update-binding-in-a-background-thread\" data-type=\"URL\" data-id=\"http:\/\/stackoverflow.com\/questions\/2505492\/wpf-update-binding-in-a-background-thread\">\u89e3\u51b3\u65b9\u6848<\/a>\u3002\u95ee\u9898\u5c31\u662f\u591a\u7ebf\u7a0b\u7684\u73af\u5883\u4e0b\uff0c\u5bf9\u6570\u636e\u6e90\u96c6\u5408\u7684\u66f4\u65b0\u64cd\u4f5c\u4f1a\u548c UI \u7ebf\u7a0b\u7684\u663e\u793a\u4ea7\u751f\u51b2\u7a81\u3002\u5982\u4f55\u89e3\u51b3\uff1f\u770b\u4e0b\u9762<\/p>\n\n\n\n<figure class=\"wp-block-image size-full is-style-default\"><img loading=\"lazy\" decoding=\"async\" width=\"791\" height=\"397\" src=\"https:\/\/www.chenqing.work\/wp-content\/uploads\/2022\/10\/image-13.png\" alt=\"\" class=\"wp-image-4919\"\/><\/figure>\n\n\n<div class=\"wp-block-syntaxhighlighter-code \"><pre class=\"brush: csharp; title: ; notranslate\" title=\"\">\nvoid UpdateItems()\n{\n    \/\/retrievedItems is the data you received from the service\n    foreach(object item in retrievedItems)\n        Dispatcher.BeginInvoke(DispatcherPriority.Background, new ParameterizedThreadStart(AddItem), item);    \n}\n \nvoid AddItem(object item)\n{\n    observableCollection.Add(item);\n}\n<\/pre><\/div>\n\n\n<p>\u8fd8\u662f\u628a\u6570\u636e\u6e90\u6539\u6210 ObservableCollection\uff0c\u518d\u7528\u8fd9\u4e2a\u5f02\u6b65\u66f4\u65b0\uff0c\u597d\u4e86\uff0cbug \u641e\u5b9a\u4e86\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd9\u4e24\u5929\u5199\u4e00\u4e2a WPF \u7684\u5ba2\u6237\u7aef\uff0c\u4e3a DataGrid \u7ed1\u5b9a\u4e86\u4e00\u4e2a List \u7684\u96c6\u5408\u4f5c\u4e3a\u6570\u636e\u6e90\uff08\u6ca1\u7528  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[],"class_list":["post-4917","post","type-post","status-publish","format-standard","hentry","category-code"],"_links":{"self":[{"href":"https:\/\/www.chenqing.work\/index.php?rest_route=\/wp\/v2\/posts\/4917","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.chenqing.work\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.chenqing.work\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.chenqing.work\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.chenqing.work\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4917"}],"version-history":[{"count":2,"href":"https:\/\/www.chenqing.work\/index.php?rest_route=\/wp\/v2\/posts\/4917\/revisions"}],"predecessor-version":[{"id":4922,"href":"https:\/\/www.chenqing.work\/index.php?rest_route=\/wp\/v2\/posts\/4917\/revisions\/4922"}],"wp:attachment":[{"href":"https:\/\/www.chenqing.work\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4917"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.chenqing.work\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4917"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.chenqing.work\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4917"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}