質問編集履歴
1
追記させていただきました。エラーが出てしまい方向性はあってるのでしょうか？
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File without changes
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body
CHANGED
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@@ -45,6 +45,97 @@
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45
45
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rd.Close();
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46
46
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cn.Close();
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47
47
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}
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48
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+
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49
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//追記させていただきました。
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50
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using System;
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51
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using System.Collections.Generic;
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52
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using System.ComponentModel;
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53
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using System.Data;
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54
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using System.Drawing;
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55
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using System.Linq;
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56
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using System.Text;
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57
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using System.Threading.Tasks;
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58
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using System.Windows.Forms;
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59
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using System.Data.SqlClient;
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60
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61
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namespace WindowsFormsApp4
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62
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{
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63
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public partial class Form1 : Form
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64
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{
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65
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private SqlConnection cn = new SqlConnection();
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66
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private SqlCommand cmd = new SqlCommand();
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67
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private SqlDataReader rd;
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68
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private String cnstr = @"Data Source=(LocalDB)\MSSQLLocalDB;" + @"AttachDbFilename=|DataDirectory|\Schedule2.mdf;" + "Integrated Security = True; Connect Timeout = 30";
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69
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private string name = "";
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70
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private DateTime date = new DateTime(2000, 1, 1);
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71
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private string task = "";
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72
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+
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73
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readonly List<ListBox> listBoxs;
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74
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+
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75
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public Form1()
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76
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{
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77
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InitializeComponent();
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78
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+
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79
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listBoxs = new List<ListBox>
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80
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{
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81
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null,
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82
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listBox1,
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83
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listBox2,
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84
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listBox3,
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85
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listBox4,
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86
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listBox5,
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87
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listBox6,
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88
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listBox7,
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89
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listBox8,
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90
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listBox9,
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91
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listBox10,
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92
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listBox11,
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93
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listBox12,
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94
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listBox13,
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95
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listBox14
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96
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};
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97
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}
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98
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99
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private void button1_Click(object sender, EventArgs e)
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100
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{
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101
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102
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cn.ConnectionString = cnstr;
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103
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cn.Open();
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104
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105
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cmd.Connection = cn;
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106
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cmd.CommandType = CommandType.Text;
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107
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cmd.CommandText = "SELECT * FROM [dbo] . [Table]";
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108
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109
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rd = cmd.ExecuteReader();
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110
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while (rd.Read())
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111
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{
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112
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name = Convert.ToString(rd["名前"]);
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113
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date = Convert.ToDateTime(rd["日付"]);
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114
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task = Convert.ToString(rd["タスクネーム"]);
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115
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+
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116
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if (name == "A")
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117
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{
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118
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var listBox = listBoxs[ListBoxItems];
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119
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//listBox.Items.Add = task;
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120
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}
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121
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+
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122
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}
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123
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rd.Close();
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124
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cn.Close();
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125
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}
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126
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+
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127
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private int ListBoxItems
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128
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{
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129
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+
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130
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get
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131
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{
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132
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//if (date ==3,1 ) return 1;
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133
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134
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return 0;
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135
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}
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136
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}
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137
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}
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138
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}
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48
139
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```
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49
140
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50
141
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### 試したこと
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