private void ChangeForm_Load(object sender, EventArgs e)
{
NotepadForm notepadForm = (NotepadForm)this.Owner;
this.rtb = notepadForm.rtb;
btn_change_change.Enabled = false;
btn_change_changeall.Enabled = false;
btn_change_find.Enabled = false;
}
private void btn_Notepad_Click(object sender, EventArgs e)
{
NotepadForm nf = new NotepadForm();
nf.Show();
}
private void ToLineForm_Load(object sender, EventArgs e)
{
NotepadForm main = (NotepadForm)this.Owner;
this.rtb = main.rtb;
}