{"id":38,"date":"2008-02-09T19:23:01","date_gmt":"2008-02-09T19:23:01","guid":{"rendered":""},"modified":"2008-02-09T19:23:01","modified_gmt":"2008-02-09T19:23:01","slug":"38","status":"publish","type":"post","link":"https:\/\/www.poloo.org\/?p=38","title":{"rendered":"\u5982\u4f55\u5728MDI\u4e2d\u4f7f\u5b50\u7a97\u4f53\u53ea\u4fdd\u7559\u4e00\u4e2a\u5b9e\u4f8b"},"content":{"rendered":"<p>\u7531\u4e8e\u5728MDI\u4e2d\uff0c\u5b50\u7a97\u4f53\u4f1a\u5f88\u591a\uff0c\u90a3\u4e48\u5728\u6211\u4ee5\u524d\u4e00\u7bc7\u6587\u7ae0\u4e2d\u6240\u63d0\u5230\u7684\u65b9\u6cd5\u5c31\u6709\u4e9b\u7e41\u7410\u4e86\u3002\u4e3a\u4e86\u80fd\u9002\u5e94\u591a\u4e2a\u5b50\u7a97\u4f53\uff0c\u5e76\u5bf9\u4e8e\u6bcf\u4e2a\u5b50\u7a97\u4f53\u53ea\u4fdd\u7559\u4e00\u4e2a\u5b9e\u4f8b\uff0c\u90a3\u4e48\u6211\u5c31\u7528\u4e00\u4e2a\u65b0\u7684\u65b9\u6cd5\u6765\u66ff\u6362\uff0c\u5373\u7528\u53cd\u5c04\u65b9\u6cd5\u6765\u4f5c\u5904\u7406\u3002<\/p>\n<p>\u5927\u81f4\u4ee3\u7801\u5982\u4e0b\u3002<\/p>\n<p>\u9996\u5148\u662f\u901a\u8fc7\u5b50\u7a97\u4f53\u7c7b\u578b\u540d\u6765\u5224\u65ad\u662f\u5426\u6253\u5f00\u65b0\u7684\u5b50\u7a97\u4f53\uff0c\u8fd8\u662f\u628a\u539f\u6709\u7684\u5b50\u7a97\u4f53\u8fdb\u884c\u663e\u793a\u3002<br \/><code><br \/>using System.Reflection;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/\/ &lt;summary&gt;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/\/ Open child window<br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/\/ &lt;\/summary&gt;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/\/ &lt;param name=\"ChildTypeString\"&gt;&lt;\/param&gt;<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;private void OpenWindow( string ChildTypeString )<br \/>&nbsp;&nbsp;&nbsp;&nbsp;{<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Form myChild = null;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if( !ContainMDIChild( ChildTypeString ) )<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/ Get current process assembly<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Assembly assembly = Assembly.GetExecutingAssembly();<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/ Create data type using type string<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Type typForm = assembly.GetType( ChildTypeString );<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/ Create object using type's \"InvokeMember\" method<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Object obj = typForm.InvokeMember(<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;null, <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BindingFlags.DeclaredOnly | <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BindingFlags.Public | BindingFlags.NonPublic | <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;BindingFlags.Instance | BindingFlags.CreateInstance, <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;null, <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;null,<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;null );<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/ Show child form <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if( obj != null )<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;myChild = obj as Form;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;myChild.MdiParent = this;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;myChild.Show();<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;myChild.Focus();<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;}<br \/>&nbsp;&nbsp;&nbsp;&nbsp;}<br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/\/ &lt;summary&gt;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/\/ Search mdi child form by specific type string<br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/\/ &lt;\/summary&gt;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/\/ &lt;param name=\"ChildTypeString\"&gt;&lt;\/param&gt;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/\/ &lt;returns&gt;&lt;\/returns&gt;<\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;private bool ContainMDIChild( string ChildTypeString ) <br \/>&nbsp;&nbsp;&nbsp;&nbsp;{<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Form myMDIChild = null;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;foreach(Form f in this.MdiChildren) <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{ <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if( f.GetType().ToString() == ChildTypeString ) <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{ <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/ found it <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;myMDIChild = f; <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;break; <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} <\/p>\n<p>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;\/\/ Show the exist form<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if( myMDIChild != null) <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;{ <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;myMDIChild.TopMost = true;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;myMDIChild.Show(); <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;myMDIChild.Focus(); <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return true;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;} <br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;else<br \/>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return false;<br \/>&nbsp;&nbsp;&nbsp;&nbsp;}<br \/><\/code><\/p>\n<p>\u4ee5\u4e0a\u4e24\u90e8\u5206\u5c31\u53ef\u4ee5\u5bf9\u4e8e\u6bcf\u4e2a\u5b50\u7a97\u4f53\u53ea\u521b\u5efa\u4e00\u4e2a\u5b9e\u4f8b\u3002\u90a3\u4e48\u8c03\u7528\u4ee5\u4e0a\u4ee3\u7801\u5c31\u975e\u5e38\u7b80\u5355\u4e86\u3002<\/p>\n<p>\u5982\uff1a<br \/><code><br \/>&nbsp;&nbsp;&nbsp;&nbsp;\/\/Open a mdi child form which type named \"MDIChild\"<br \/>&nbsp;&nbsp;&nbsp;&nbsp;OpenWindow( typeof( MDIChild ).ToString() );<br \/><\/code><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u7531\u4e8e\u5728MDI\u4e2d\uff0c\u5b50\u7a97\u4f53\u4f1a\u5f88\u591a\uff0c\u90a3\u4e48\u5728\u6211\u4ee5\u524d\u4e00\u7bc7\u6587\u7ae0\u4e2d\u6240\u63d0\u5230\u7684\u65b9\u6cd5\u5c31\u6709&#46;&#46;&#46;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"class_list":["post-38","post","type-post","status-publish","format-standard","hentry","category-NET"],"_links":{"self":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/posts\/38","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=38"}],"version-history":[{"count":0,"href":"https:\/\/www.poloo.org\/index.php?rest_route=\/wp\/v2\/posts\/38\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=38"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=38"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.poloo.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=38"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}