{"id":2575,"date":"2018-11-21T04:12:00","date_gmt":"2018-11-20T19:12:00","guid":{"rendered":"http:\/\/okamurax.com\/?p=2575"},"modified":"2020-02-06T08:05:32","modified_gmt":"2020-02-05T23:05:32","slug":"c-%e7%b0%a1%e6%98%93%e3%82%a4%e3%83%b3%e3%82%af%e3%83%aa%e3%83%a1%e3%83%b3%e3%82%bf%e3%83%ab%e3%82%b5%e3%83%bc%e3%83%81%e2%91%a1","status":"publish","type":"post","link":"https:\/\/appbay.org\/?p=2575","title":{"rendered":"C# \u7c21\u6613\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30bf\u30eb\u30b5\u30fc\u30c1\u2461"},"content":{"rendered":"<p>\u9078\u629e\u5f8c\u306b\u8907\u6570\u306e\u5024\u3092\u53d6\u5f97\u3057\u305f\u304b\u3063\u305f\u306e\u3067List\u3092\u3084\u3081\u3066\u3001DataTable\u3067\u51e6\u7406\u3002<\/p>\n<pre class=\"lang:c# decode:true \">using System.Data;\r\nusing System.Linq;\r\nusing System.Windows.Forms;\r\n\r\nnamespace ProductionManagement\r\n{\r\n    public partial class MasterForm : Form\r\n    {\r\n        public bool IsClick = false;\r\n        public string ClickKey { set; get; }\r\n        public string ClickValue { set; get; }\r\n\r\n        public MasterForm(IColumnInfo columnInfo, DataTable dataTable)\r\n        {\r\n            InitializeComponent();\r\n\r\n            DataTable baseMemberTable =\r\n                dataTable.DefaultView.ToTable(true, new string[] { columnInfo.PrimaryKey, columnInfo.DisplayColumn });\r\n\r\n            listBox1.DataSource = baseMemberTable;\r\n            listBox1.ValueMember = columnInfo.PrimaryKey;\r\n            listBox1.DisplayMember = columnInfo.DisplayColumn;\r\n\r\n            textBox1.TextChanged += (s, e) =&gt;\r\n            {\r\n                string keyword = textBox1.Text.ToString();\r\n\r\n                if(keyword == \"\")\r\n                {\r\n                    listBox1.DataSource = baseMemberTable;\r\n                    return;\r\n                }\r\n                \r\n                var rowCollection = baseMemberTable.AsEnumerable()\r\n                    .Where(r =&gt; r[columnInfo.DisplayColumn].ToString().Contains(keyword));\r\n\r\n                if (rowCollection.Count() == 0)\r\n                {\r\n                    listBox1.DataSource = baseMemberTable.Clone();\r\n                    return;\r\n                }\r\n                \r\n                DataTable displayMemberTable = rowCollection.CopyToDataTable();\r\n                listBox1.DataSource = displayMemberTable;\r\n\r\n            };\r\n\r\n            listBox1.KeyDown += (s, e) =&gt;\r\n            {\r\n                if (e.KeyCode != Keys.Enter) return;\r\n                ConfirmValue();\r\n            };\r\n\r\n            listBox1.KeyDown += (s, e) =&gt;\r\n            {\r\n                if (e.KeyCode == Keys.Escape) this.Close();\r\n            };\r\n\r\n            listBox1.DoubleClick += (s, e) =&gt;\r\n            {\r\n                ConfirmValue();\r\n            };\r\n        }\r\n\r\n        private void ConfirmValue()\r\n        {\r\n            if (listBox1.SelectedValue == null) return;\r\n\r\n            IsClick = true;\r\n            ClickKey = listBox1.SelectedValue.ToString();\r\n            ClickValue = listBox1.Text;\r\n\r\n            this.Close();\r\n        }\r\n\r\n    }\r\n}\r\n<\/pre>\n<p>\u5b9f\u969b\u306b\u30bd\u30d5\u30c8\u3092\u4f7f\u3063\u3066\u3082\u3089\u3063\u3066\u3044\u308b\u3068\u3001\u983b\u7e41\u306b\u66f4\u65b0\u3055\u308c\u308b\u30de\u30b9\u30bf\u306a\u306e\u3067DB\u306f\u3061\u3087\u3063\u3068\u9762\u5012\u3002\u6b63\u78ba\u6027\u306f\u305d\u3053\u307e\u3067\u5fc5\u8981\u306a\u3044\u3051\u3069\u624b\u5165\u529b\u306e\u8868\u8a18\u3086\u308c\u306f\u907f\u3051\u305f\u3044\u3068\u3044\u3046\u5834\u9762\u304c\u591a\u3044\u3002<\/p>\n<p>\u305d\u308c\u306a\u3089\u30c6\u30ad\u30b9\u30c8\u30d5\u30a1\u30a4\u30eb\u3060\u308d\u3046\u3068\u3044\u3046\u3053\u3068\u3067\u4fee\u6b63\u3057\u3066\u307f\u305f\u3002<\/p>\n<pre class=\"lang:c# decode:true \">using System.IO;\r\nusing System.Text;\r\nusing System.Data;\r\nusing System.Linq;\r\nusing System.Windows.Forms;\r\n\r\nnamespace ProductionManagement\r\n{\r\n    public partial class MasterForm : Form\r\n    {\r\n        public bool IsClick = false;\r\n        public string ClickedValue { set; get; }\r\n\r\n        public MasterForm(string filePath)\r\n        {\r\n            InitializeComponent();\r\n\r\n            DataTable baseTable = new DataTable();\r\n            baseTable.Columns.Add(\"DisplayColumn\", typeof(string));\r\n\r\n            using (StreamReader sr = new StreamReader(filePath, Encoding.GetEncoding(\"UTF-8\")))\r\n            {\r\n                while (sr.Peek() &gt; -1)\r\n                {\r\n                    var newRow = baseTable.NewRow();\r\n                    newRow[\"DisplayColumn\"] = sr.ReadLine();\r\n                    baseTable.Rows.Add(newRow);\r\n                }\r\n            }\r\n\r\n            listBox1.DataSource = baseTable;\r\n            listBox1.DisplayMember = \"DisplayColumn\";\r\n\r\n            textBox1.TextChanged += (s, e) =&gt; UpdateValue(\"DisplayColumn\", baseTable);\r\n\r\n            KeyEventAttach();\r\n        }\r\n\r\n\r\n        private void UpdateValue(string key, DataTable baseTable)\r\n        {\r\n            string keyword = textBox1.Text.ToString();\r\n\r\n            if (keyword == \"\")\r\n            {\r\n                listBox1.DataSource = baseTable;\r\n                return;\r\n            }\r\n\r\n            var rowCollection = baseTable.AsEnumerable()\r\n                .Where(r =&gt; r[key].ToString().Contains(keyword));\r\n\r\n            if (rowCollection.Count() == 0)\r\n            {\r\n                listBox1.DataSource = baseTable.Clone();\r\n            }\r\n            else\r\n            {\r\n                listBox1.DataSource = rowCollection.CopyToDataTable();\r\n            }\r\n\r\n        }\r\n\r\n        public void KeyEventAttach()\r\n        {\r\n            listBox1.KeyDown += (s, e) =&gt;\r\n            {\r\n                if (e.KeyCode != Keys.Enter) return;\r\n                ConfirmValue();\r\n            };\r\n\r\n            listBox1.KeyDown += (s, e) =&gt;\r\n            {\r\n                if (e.KeyCode == Keys.Escape) this.Close();\r\n            };\r\n\r\n            listBox1.DoubleClick += (s, e) =&gt;\r\n            {\r\n                ConfirmValue();\r\n            };\r\n\r\n        }\r\n\r\n        private void ConfirmValue()\r\n        {\r\n            if (listBox1.SelectedValue == null) return;\r\n            IsClick = true;\r\n            ClickedValue = listBox1.Text;\r\n            this.Close();\r\n        }\r\n    }\r\n}\r\n<\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u9078\u629e\u5f8c\u306b\u8907\u6570\u306e\u5024\u3092\u53d6\u5f97\u3057\u305f\u304b\u3063\u305f\u306e\u3067List\u3092\u3084\u3081\u3066\u3001DataTable\u3067\u51e6\u7406\u3002 using System.Data; using System.Linq; using System.Windows.Forms; nam &hellip; <\/p>\n<p class=\"link-more\"><a href=\"https:\/\/appbay.org\/?p=2575\" class=\"more-link\"><span class=\"screen-reader-text\">&#8220;C# \u7c21\u6613\u30a4\u30f3\u30af\u30ea\u30e1\u30f3\u30bf\u30eb\u30b5\u30fc\u30c1\u2461&#8221; \u306e<\/span>\u7d9a\u304d\u3092\u8aad\u3080<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[9],"class_list":["post-2575","post","type-post","status-publish","format-standard","hentry","category-1","tag-c-net"],"_links":{"self":[{"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/posts\/2575","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/appbay.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2575"}],"version-history":[{"count":3,"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/posts\/2575\/revisions"}],"predecessor-version":[{"id":3131,"href":"https:\/\/appbay.org\/index.php?rest_route=\/wp\/v2\/posts\/2575\/revisions\/3131"}],"wp:attachment":[{"href":"https:\/\/appbay.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2575"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/appbay.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2575"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/appbay.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2575"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}