سلام
این کد مشکلش چیه؟
ممنون
private void newToolStripMenuItem_Click(object sender, EventArgs e)
{
if(richTextBox1.Modified)
{
DialogResult dr = MessageBox.Show("Do you want to save it?","Are you sure?",MessageBoxButtons.YesNoCancel);
if(dr=="Yes")
richTextBox1.SaveFile(CurrentFileName);
if(dr=="No")
richTextBox1.Clear();
//if(dr=CancelButton)
}