質問編集履歴
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ソースを追加しました
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File without changes
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@@ -9,17 +9,74 @@
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Fnameはファイルのパス
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AzukiControl1はテキストボックスです。
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```lang-＜VB.net＞
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Public Class Form2
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Dim Fname As String
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Private Sub Form2_Load(sender As Object, e As EventArgs) Handles MyBase.Load
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Dim path As String = System.Environment.GetFolderPath(Environment.SpecialFolder.Personal) 'マイドキュメントのパス
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Dim sr As New System.IO.StreamReader(path + "\MyConStudio\AppDate\text.txt", _
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System.Text.Encoding.GetEncoding("shift_jis"))
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'内容をすべて読み込む
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Fname = sr.ReadToEnd()
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'閉じる
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sr.Close()
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Dim FL As New System.IO.StreamReader(Fname, _
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System.Text.Encoding.GetEncoding("shift_jis"))
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'内容をすべて読み込む
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AzukiControl1.Text = FL.ReadToEnd()
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'閉じる
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FL.Close()
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Me.Text = Fname
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End Sub
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Private Sub Button1_Click(sender As Object, e As EventArgs) Handles Button1.Click
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Me.Save()
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End Sub
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Public Sub Save()
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Public Sub Save()
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Dim sw As New System.IO.StreamWriter(Fname, _
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False, _
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System.Text.Encoding.GetEncoding("shift_jis"))
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'TextBox1.Textの内容を書き込む
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sw.Write(AzukiControl1.Text)
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sw.Write(Me.AzukiControl1.Text)
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'閉じる
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sw.Close()
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End Sub
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End Class
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```
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MDI親フォーム（Form1）のコード
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```lang-＜VB.net＞
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Form2.Save()
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```
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MDI子フォームの呼び出し
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```lang-＜VB.net＞
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'main.mcs表示
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Dim sw As New System.IO.StreamWriter(path + "\MyConStudio\AppDate\text.txt", _
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False, _
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System.Text.Encoding.GetEncoding("shift_jis"))
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sw.Write(Pname + "main.mcs")
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'閉じる
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sw.Close()
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Dim NewMDIChild As New Form2()
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'Set the Parent Form of the Child window.
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NewMDIChild.MdiParent = Me
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'Display the new form.
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NewMDIChild.Show()
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'AboutProject.txt表示
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Dim sw1 As New System.IO.StreamWriter(path + "\MyConStudio\AppDate\text.txt", _
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False, _
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System.Text.Encoding.GetEncoding("shift_jis"))
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sw1.Write(Pname + "AboutProject.txt")
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'閉じる
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sw1.Close()
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Dim NewMDIChild2 As New Form2()
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'Set the Parent Form of the Child window.
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NewMDIChild2.MdiParent = Me
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'Display the new form.
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NewMDIChild2.Show()
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```
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