{"id":885,"date":"2021-09-16T19:36:46","date_gmt":"2021-09-16T11:36:46","guid":{"rendered":"http:\/\/www.wayln.com\/?p=885"},"modified":"2021-09-16T19:36:46","modified_gmt":"2021-09-16T11:36:46","slug":"%e9%aa%8c%e8%af%81%e5%9b%9e%e8%b0%83","status":"publish","type":"post","link":"https:\/\/www.wayln.com\/?p=885","title":{"rendered":"\u9a8c\u8bc1\u56de\u8c03"},"content":{"rendered":"<p>DependencyProperty.Register()\u65b9\u6cd5\u63a5\u6536\u53ef\u9009\u7684\u9a8c\u8bc1\u56de\u8c03\u51fd\u6570\uff1a<\/p>\n<pre><code class=\"language-CSharp line-numbers\">MarginProperty=DependencyProperty.Register(\"Margin\",typeof(Thickness),typeof(FrameworkElement),metadata,new ValidateValueCallback(FrameworkElement.IsMarginValid));\n<\/code><\/pre>\n<p>\u53ef\u4ee5\u4f7f\u7528\u8fd9\u4e2a\u56de\u8c03\u51fd\u6570\u52a0\u5f3a\u9a8c\u8bc1\uff0c\u9a8c\u8bc1\u901a\u5e38\u88ab\u6dfb\u52a0\u5230\u5c5e\u6027\u8fc7\u7a0b\u7684\u8bbe\u7f6e\u90e8\u5206\u3002\u63d0\u4f9b\u7684\u56de\u8c03\u51fd\u6570\u7b14\u8bb0\u6307\u5411\u4e00\u4e2a\u63a5\u53d7\u5bf9\u8c61\u53c2\u6570\u5e76\u8fd4\u56deBoolean\u503c\u7684\u65b9\u6cd5\u3002\u8fd4\u56detrue\u4ee5\u63a5\u53d7UI\u60f3\u662f\u5408\u6cd5\u7684\uff0c\u8fd4\u56defalse\u62d2\u7edd\u5bf9\u8c61\u3002<\/p>\n<pre><code class=\"language-CSharp line-numbers\">private static bool IsMarginValid(object value)\n{\nThickness thickness1=(Thickness)value;\nreturn thickness1.IsValid(true,false,true,false);\n}\n<\/code><\/pre>\n<p>\u5bf9\u4e8e\u9a8c\u8bc1\u56de\u8c03\u51fd\u6570\u6709\u4e00\u4e2a\u9650\u5236\uff1a\u4ed6\u4eec\u5fc5\u987b\u662f\u9759\u6001\u65b9\u6cd5\u800c\u4e14\u65e0\u6743\u8bbf\u95ee\u6b63\u5728\u88ab\u9a8c\u8bc1\u7684\u5bf9\u8c61\uff0c\u6240\u6709\u80fd\u591f\u83b7\u5f97\u7684\u4fe1\u606f\u53ea\u6709\u521a\u521a\u5e94\u7528\u7684\u6570\u503c\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>DependencyProperty.Register()\u65b9\u6cd5\u63a5\u6536\u53ef\u9009\u7684\u9a8c\u8bc1\u56de\u8c03\u51fd\u6570\uff1a MarginPrope [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4,35,36,2],"tags":[],"class_list":["post-885","post","type-post","status-publish","format-standard","hentry","category-c","category-wpf","category-2"],"_links":{"self":[{"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/posts\/885","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.wayln.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=885"}],"version-history":[{"count":1,"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/posts\/885\/revisions"}],"predecessor-version":[{"id":887,"href":"https:\/\/www.wayln.com\/index.php?rest_route=\/wp\/v2\/posts\/885\/revisions\/887"}],"wp:attachment":[{"href":"https:\/\/www.wayln.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=885"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.wayln.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=885"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.wayln.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=885"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}