回答編集履歴
1
コード修正
test
CHANGED
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@@ -20,25 +20,17 @@
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'
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'グリッドの定義
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DataGridView1.ColumnCount = 2
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DataGridView1.
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DataGridView1.Columns(0).HeaderText = "名前"
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DataGridView1(0
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DataGridView1.Columns(0).Name = "名前"
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DataGridView1(1
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DataGridView1.Columns(1).HeaderText = "個数"
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DataGridView1(
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DataGridView1.Columns(1).Name = "個数"
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DataGridView1(1, 1).Value = 4
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DataGridView1(0, 2).Value = "ccc"
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DataGridView1(1, 2).Value = 5
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@@ -80,33 +72,17 @@
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'★★★データの追加★★★
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For i = 0 To DataGridView1.Rows.Count - 2
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83
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dtRow = ds.Tables(0).NewRow
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dtRow = ds.Tables(0).NewRow
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dtRow(0) = DataGridView1(0,
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dtRow(0) = DataGridView1(0, i).Value
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dtRow(1) = DataGridView1(1,
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dtRow(1) = DataGridView1(1, i).Value
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ds.Tables(0).Rows.Add(dtRow)
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ds.Tables(0).Rows.Add(dtRow)
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Next
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dtRow(0) = DataGridView1(0, 1).Value
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dtRow(1) = DataGridView1(1, 1).Value
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ds.Tables(0).Rows.Add(dtRow)
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dtRow = ds.Tables(0).NewRow
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dtRow(0) = DataGridView1(0, 2).Value
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dtRow(1) = DataGridView1(1, 2).Value
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ds.Tables(0).Rows.Add(dtRow)
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@@ -142,6 +118,8 @@
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'Chartコントロールにタイトルを設定
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Chart1.Titles.Clear()
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Chart1.Titles.Add("アクセス数とユニークユーザー数")
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@@ -204,6 +182,58 @@
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Private Sub DataGridView1_EditingControlShowing(sender As Object, e As DataGridViewEditingControlShowingEventArgs) Handles DataGridView1.EditingControlShowing
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'表示されているコントロールがDataGridViewTextBoxEditingControlか調べる
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If TypeOf e.Control Is DataGridViewTextBoxEditingControl Then
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Dim dgv As DataGridView = CType(sender, DataGridView)
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'編集のために表示されているコントロールを取得
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Dim tb As DataGridViewTextBoxEditingControl =
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CType(e.Control, DataGridViewTextBoxEditingControl)
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'イベントハンドラを削除
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RemoveHandler tb.KeyPress, AddressOf DataGridView1_KeyPress
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'該当する列か調べる
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If dgv.CurrentCell.OwningColumn.Name = "個数" Then
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'KeyPressイベントハンドラを追加
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AddHandler tb.KeyPress, AddressOf DataGridView1_KeyPress
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End If
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End If
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End Sub
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Private Sub DataGridView1_KeyPress(sender As Object, e As KeyPressEventArgs) Handles DataGridView1.KeyPress
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'数字しか入力できないようにする
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If e.KeyChar < "0"c Or e.KeyChar > "9"c Then
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e.Handled = True
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End If
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End Sub
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End Class
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```
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