Vb.net 如何将RichTextBox中的数据保存/加载到文件
我有Richtextbox来输入具有多种字体名称、颜色、背景色和大小的文本 我想保存它并用相同的设置加载它Vb.net 如何将RichTextBox中的数据保存/加载到文件,vb.net,richtextbox,Vb.net,Richtextbox,我有Richtextbox来输入具有多种字体名称、颜色、背景色和大小的文本 我想保存它并用相同的设置加载它 Private Sub SaveAsToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles SaveAsToolStripMenuItem.Click SaveFileDialog1.Filter = "TextFile (*.txt;*.rtf)|*.t
Private Sub SaveAsToolStripMenuItem_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles SaveAsToolStripMenuItem.Click
SaveFileDialog1.Filter = "TextFile (*.txt;*.rtf)|*.txt;*.rtf|Batch File (*.bat)|*.bat|All Files (*.*)|*.*"
SaveFileDialog1.FileName = "Untitled"
If SaveFileDialog1.ShowDialog = Windows.Forms.DialogResult.OK Then
Dim a() As String = SaveFileDialog1.FileName.Split("\")
Dim sw As New StreamWriter(SaveFileDialog1.FileName)
sw.Write(RichTextBox1.Text)
My.Settings.Save()
sw.Close()
End If
End Sub
您可以使用此代码阅读:
RichTextbox1.text = System.IO.File.ReadAllText(openfilepath)
这就是写作:
System.IO.File.WriteAllText(Savefiledialog1.FileName, Richtextbox1.text)
希望能有所帮助。保存和另存为之间有区别 保存代码
Private Sub SaveToolStripMenuItem_Click(sender As Object, e AsEventArgs) Handles SaveToolStripMenuItem.Click
If Me.Text = "Untitled" Then
Try
RichTextBox1.SaveFile(OpenFileDialog1.SafeFileName)
RichTextBox1.Modified = False
Catch ex As Exception
SaveAsToolStripMenuItem.PerformClick()
End Try
ElseIf Me.Text = OpenFileDialog1.SafeFileName Then
Try
RichTextBox1.SaveFile(OpenFileDialog1.FileName)
RichTextBox1.Modified = False
Catch ex As Exception
SaveAsToolStripMenuItem.PerformClick()
End Try
ElseIf Me.Text = SaveFileDialog1.FileName Then
Try
RichTextBox1.SaveFile(SaveFileDialog1.FileName)
RichTextBox1.Modified = False
Catch ex As Exception
SaveAsToolStripMenuItem.PerformClick()
End Try
End If
End Sub
另存为代码
Private Sub SaveAsToolStripMenuItem_Click(sender As Object, e As EventArgs) Handles SaveAsToolStripMenuItem.Click
Try
If SaveFileDialog1.ShowDialog = Windows.Forms.DialogResult.OK Then
RichTextBox1.SaveFile(SaveFileDialog1.FileName)
Me.Text =SaveFileDialog1.FileName
RichTextBox1.Modified = False
End If
Catch ex As Exception
MsgBox("The file cannot be saved", MsgBoxStyle.Critical, "Save")
End Try
End Sub
你的问题是什么?您是否担心在保存并重新加载控件时会丢失格式?这会将控件的全部内容保存到RTF文件中,以便其他程序(如Microsoft Word)使用。