private void toolStripButton2_Click(object sender, EventArgs e)
{
DialogResult result = saveFileDialog1.ShowDialog();
if (result == DialogResult.OK)
{
string Text = richTextBox2.Text + richTextBox3.Text;
bool IsOk = RWStream.WriteFile(saveFileDialog1.FileName, Text);
if (IsOk)
{
MessageBox.Show("文件已保存！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
}
}
}
