private void toolStripButton1_Click(object sender, EventArgs e) { this.filter = this.patent_filter; radCheckBoxElement1.Checked = true; Filter.FrmFilterHistoriEditSuratMasuk frmFilterHistorySuratMasuk = new Filter.FrmFilterHistoriEditSuratMasuk(this); frmFilterHistorySuratMasuk.ShowInTaskbar = false; frmFilterHistorySuratMasuk.ShowDialog(); if (this.filter == this.patent_filter) { radCheckBoxElement1.Checked = false; return; } this.count_no_limit = UserQuery.CountNoLimitHistoryEditSuratMasuk(this.filter); RefreshData(); }